28th week of 2017 patent applcation highlights part 49 |
Patent application number | Title | Published |
20170200972 | METHOD FOR PRODUCING SULFIDE ALL-SOLID-STATE BATTERY AND SULFIDE ALL-SOLID-STATE BATTERY - A method for producing a sulfide all-solid-state battery with a high capacity retention rate, and a sulfide all-solid-state battery with a high capacity retention rate. The method for producing a sulfide all-solid-state battery may comprise forming a sulfide all-solid-state battery, initially charging the sulfide all-solid-state battery after the forming of the sulfide all-solid-state battery, and exposing the sulfide all-solid-state battery to an oxygen-containing gas atmosphere at at least any one of a time of the initially charging of the sulfide all-solid-state battery and a time after the initially charging of the sulfide all-solid-state battery. | 2017-07-13 |
20170200973 | ELECTROLYTIC SOLUTION, SECONDARY BATTERY, BATTERY PACK, ELECTRIC VEHICLE, ELECTRIC POWER STORAGE SYSTEM, ELECTRIC POWER TOOL, AND ELECTRONIC APPARATUS - A secondary battery includes: a cathode; an anode; and an electrolytic solution including a cyano compound, the cyano compound including a compound represented by R1-O—C(═O)—O—R2 (R1, R2, or both include a cyano-group-containing group), a compound represented by R3-C(═O)—O—R4 (R4 includes the cyano-group-containing group), or both. | 2017-07-13 |
20170200974 | ELECTROLYTE SOLUTION AND METHOD FOR PRODUCING SULFATE SALT - An electrolyte solution capable of providing electrochemical devices whose internal resistance is less likely to increase even after repeated charge and discharge and whose cycle capacity retention ratio is high. The electrolyte solution contains a solvent, an electrolyte salt, and at least one selected from the group consisting of compounds represented by R | 2017-07-13 |
20170200975 | LITHIUM-ION ELECTROCHEMICAL CELL, COMPONENTS THEREOF, AND METHODS OF MAKING AND USING SAME - An electrochemical cell including at least one nitrogen-containing compound is disclosed. The at least one nitrogen-containing compound may form part of or be included in: an anode structure, a cathode structure, an electrolyte and/or a separator of the electrochemical cell. Also disclosed is a battery including the electrochemical cell. | 2017-07-13 |
20170200976 | NON-AQUEOUS ELECTROLYTIC SOLUTION AND NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY USING THE SAME - An object of the present invention is to provide a non-aqueous electrolytic solution which can improve a non-aqueous electrolyte secondary battery in high-temperature storage characteristics and load characteristics, and a non-aqueous electrolyte secondary battery using the non-aqueous electrolytic solution. The present invention is directed to a non-aqueous electrolytic solution for use in a non-aqueous electrolyte secondary battery which comprises a positive electrode and a negative electrode each being capable of having occluded therein and releasing metal ions, wherein the non-aqueous electrolytic solution contains an electrolyte, a non-aqueous solvent, and a compound represented by the following general formula (A): | 2017-07-13 |
20170200977 | LITHIUM-SULPHUR CELL - The present invention relates to a lithium-sulphur cell comprising an anode comprising lithium metal or lithium metal alloy;a cathode comprising a mixture of electroactive sulphur material and solid electroconductive material; and a liquid electrolyte comprising at least one lithium salt and a solvent comprising a dinitrile. | 2017-07-13 |
20170200978 | Electrochemical Cell, Electrolyte Suitable for the Filling Thereof, Production Method Thereof, and Method for the Operation Thereof - An electrochemical cell includes a negative electrode, a positive electrode, an aluminum current collector that is connected to the positive electrode in an electrically conductive manner, and an electrolyte. The electrolyte includes non-ionic organic compounds present in an amount of less than 1.0 wt % of the total electrolyte, and an ionic liquid as a solvent. The ionic liquid is present in the electrolyte in an amount of at least 80 wt % of all electrolytes. In addition, the ionic liquid includes a cation of the formula: | 2017-07-13 |
20170200979 | CABLE-TYPE SECONDARY BATTERY - The present invention relates to a cable-type secondary battery which can be freely transformed, and more specifically, to a cable-type secondary battery having improved flexibility of the battery by preventing wrinkling, which may occur on a thin metal layer included in packaging. According to the present invention, the flexibility of an electrode can be drastically improved by introducing a support layer on at least one surface of a sheet-type external electrode, and the flexibility of the battery can be improved by forming the support layer, which is the outermost layer of the external electrode, and a polymer resin layer inside the packaging from the same material, and by preventing winkling on the thin metal layer included in the packaging by mutually coupling the support layer and the polymer resin layer. | 2017-07-13 |
20170200980 | WAFER-BASED BIPOLAR BATTERY PLATE - An example includes a method including forming a battery electrode by disposing an active material coating onto a silicon substrate, assembling the battery electrode into a stack of battery electrodes, the battery electrode separated from other battery electrodes by a separator, disposing the stack in a housing, filling the interior space with electrolyte, and sealing the housing to resist the flow of electrolyte from the interior space. | 2017-07-13 |
20170200981 | BATTERY USING LAYERED DOUBLE HYDROXIDE - Provided is a battery including a layered double hydroxide. The battery includes a positive electrode, a negative electrode, an electrolytic solution being an aqueous alkali metal hydroxide solution, and a layered double hydroxide having a fundamental composition represented by the formula: M | 2017-07-13 |
20170200982 | RECHARGEABLE BATTERY CONTAINING ZINC IONS - The present invention relates to a electrochemically active mixture, working within a rechargeable battery. This mixture consists of manganese oxide and potassium hexacyanoferrate as active phase, an electronically conductive material and a polymeric binder. The mixture above described is used as a component of the positive electrode in rechargeable batteries, where the negative electrode consists of zinc, tin or manganese metal. Thanks to its peculiar characteristics the battery obtained is able to reproduce more than 10,000 cycles with a loss of storage capacity of not greater than 10% and an open circuit voltage greater than 1.5 V. | 2017-07-13 |
20170200983 | METHOD AND DEVICE FOR DEPASSIVATION OF A BATTERY OF A CASH AND VALUABLES CONTAINER | 2017-07-13 |
20170200984 | BATTERY SEPARATORS FOR E-RICKSHAW AND SIMILAR VEHICLE LEAD ACID BATTERIES - Disclosed herein are novel or improved separators, battery separators, lead battery separators, batteries, cells, and/or methods of manufacture and/or use of such separators, battery separators, lead battery separators, cells, and/or batteries. In accordance with at least certain embodiments, the present disclosure or invention is directed to novel or improved battery separators for lead acid batteries. In addition, disclosed herein are methods, systems and battery separators for enhancing battery life, reducing active material shedding, reducing grid and spine corrosion, reducing failure rate reducing acid stratification and/or improving uniformity in at least lead acid batteries, in particular batteries for electric rickshaws. In accordance with at least particular embodiments, the present disclosure or invention is directed to an improved separator for lead acid batteries wherein the separator includes improved membrane profiles, improved coatings, improved configurations, and/or the like. | 2017-07-13 |
20170200985 | PULSED DISCHARGE DEVICE AND PULSED DISCHARGE METHOD - A pulsed discharge device according to an exemplary aspect of the present invention includes a controller configured to determine an interruption time to a discharge time based on a predetermined time ratio between the discharge time and the interruption time when performing a pulsed discharge to repeat alternately a discharge and a pause in discharging of a chemical battery. | 2017-07-13 |
20170200986 | DEFORMATION DETECTION METHOD FOR A SEALED-TYPE RECHARGEABLE BATTERY AND SEALED-TYPE RECHARGEABLE BATTERY - In a deformation detection method for a sealed-type rechargeable battery | 2017-07-13 |
20170200987 | BATTERY ASSEMBLY SYSTEM AND CONTROL BOARD FOR BATTERY ASSEMBLY - A battery assembly system includes: a battery assembly; a temperature measuring part; and a monitoring device. The battery assembly includes a plurality of batteries connected in series. The temperature measuring part measures temperatures of connection parts used to connect electrodes of batteries included in the battery assembly. The monitoring device derives temperatures of the batteries on the basis of the temperatures measured by the temperature measuring part. | 2017-07-13 |
20170200988 | BATTERY CHARGING SYSTEM AND MOBILE AND ACCESSORY DEVICES - Various embodiments of the present invention are directed at a method and system for recharging batteries for wireless electronic devices. According to one embodiment, a battery charging and monitoring system is disclosed. The system includes a host machine providing a plurality of charging slots and a plurality of wireless devices coupled to and powered by a plurality of batteries. The host machine is adapted to communicate with the plurality of wireless devices through a plurality of wireless links to monitor the plurality of batteries coupled to the wireless devices. According to another embodiment, an electronic device is disclosed. The electronic device is adapted to couple with at least a rechargeable battery and to negotiate with the rechargeable battery for an agreed range of power parameters. The electronic device is further adapted to accept power from and to provide power to the rechargeable battery at the agreed range of power parameters. | 2017-07-13 |
20170200989 | RELITHIATION IN OXIDIZING CONDITIONS - Examples are disclosed of methods to recycle positive-electrode material of a lithium-ion battery. One example provides a method including relithiating the positive-electrode material in a solution comprising lithium ions and an oxidizing agent, and after relithiating, separating the positive-electrode material from the solution. | 2017-07-13 |
20170200990 | BATTERY PACK ASSEMBLY - A battery pack assembly includes a tray and a battery disposed in the tray. The battery pack assembly also includes an absorption member disposed in the tray and configured to wick moisture out of the tray and away from the battery. | 2017-07-13 |
20170200991 | COOLING DEVICE FOR BATTERY CELL AND BATTERY MODULE COMPRISING THE SAME - According to the present disclosure, there is a cooling device for battery cells including a heat sink with a hollow structure disposed adjacent to at least one side of a battery cell assembly and having a channel formed therein through which a coolant flows, the battery cell assembly including a plurality of battery cells, and a cooling plate configured to carry out heat exchange with the battery cells, the cooling plate including a heat absorbing part interposed between the battery cells such that one surface or both surfaces come into contact with the battery cells, and a heat emitting part extending from the heat absorbing part and exposed to the channel, wherein the heat emitting part includes at least one bent surface arranged parallel to the channel, and at least one through-hole through which the coolant goes. | 2017-07-13 |
20170200992 | GRAPHITE THERMOELECTRIC AND/OR RESISTIVE THERMAL MANAGEMENT SYSTEMS AND METHODS - Disclosed embodiments include thermal management systems and methods configured to heat and/or cool an electrical device. Thermal management systems can include a heat spreader in thermal communication with a temperature sensitive region of the electrical device. The heat spreader can include the one or more pyrolytic graphite sheets. The heat spreader can include thermal/electrical elevators connecting the one or more pyrolytic graphite sheets. The systems can include a thermoelectric device in thermal communication with the heat spreader. Electric power can be directed to the heat spreader and/or thermoelectric device to provide controlled heating and/or cooling of the electrical device. | 2017-07-13 |
20170200993 | BATTERY PACK FOR UNIFORM COOLING OF MODULES AND COOLING METHOD OF BATTERY PACK - A battery pack includes: battery modules; a cooling pipe connected to the battery modules; and one or more cooling units connected to the cooling pipe and configured to absorb heat from cooling liquid flowing inside the cooling pipe, wherein the battery modules and the one or more cooling units are disposed to alternate with respect to each other. | 2017-07-13 |
20170200994 | BATTERY MANAGEMENT APPARATUS AND BATTERY MANAGEMENT METHOD - A battery management apparatus for a battery including battery units, the apparatus including a voltage sensor configured to sense a voltage of each of the battery units; a phase difference calculator configured to calculate a phase difference between the voltage of each of the battery units and a reference voltage; and a temperature controller configured to control a temperature of each of the battery units based on the calculated phase difference. | 2017-07-13 |
20170200995 | CURE IN PLACE THERMAL INTERFACE MATERIAL - Methods and devices for providing an even distribution of waste heat in a vehicular battery pack, including a battery pack, a cold plate, a coolant reservoir, a support structure between the battery pack and the coolant reservoir, and a conformable thermal interface material for filling the space between cells of the battery pack and the coolant reservoir so as to provide thermal contact between the cells and the coolant reservoir for distributing the waste heat. In addition, methods and devices for providing an even distribution of waste heat and structural support in any heat source to heat sink for applications such as small devices such as computer motors. | 2017-07-13 |
20170200996 | Flexible Asymmetric Electrochemical Cells Using Nano Graphene Platelet as an Electrode Material - A flexible, asymmetric electrochemical cell comprising: (A) A sheet of graphene paper as first electrode comprising nano graphene platelets having a platelet thickness less than 1 nm, wherein the first electrode has electrolyte-accessible pores; (B) A thin-film or paper-like first separator and electrolyte; and (C) A thin-film or paper-like second electrode which is different in composition than the first electrode; wherein the separator is sandwiched between the first and second electrode to form a flexible laminate configuration. The asymmetric supercapacitor cells with different NGP-based electrodes exhibit an exceptionally high capacitance, specific energy, and stable and long cycle life. | 2017-07-13 |
20170200997 | WAVEGUIDE HINGE - Waveguide hinges are provided that allow for a substantially continuous RF waveguide to be formed through the hinge when the hinge elements are in a particular relative rotational configuration with respect to one another; the substantially continuous RF waveguide is not formed when the hinge elements are in various other relative rotational configurations. Such waveguide hinges allow for waveguide elements to be repositioned during periods when RF energy is not being transmitted. | 2017-07-13 |
20170200998 | STACKED FILTERS - A filter assembly in a multi-layer printed wiring board. One or more conductors is formed on an internal layer of a printed wiring board. Surrounding dielectric layers and ground layers form, together with the conductors of the internal layer, microstrip or stripline transmission lines and distributed element filters. The filter assembly may include a plurality of internal conductive layers, each sandwiched between dielectric layers and ground layers, and each internal layer may include a plurality of distributed element filters. Connections from each filter to the surface of the filter assembly are formed by vias, and connections from the surface of the filter assembly to a host board are formed by solder joints. | 2017-07-13 |
20170200999 | COAXIAL TRANSMISSION LINE MICROSTRUCTURES AND METHODS OF FORMATION THEREOF - Provided are coaxial transmission line microstructures formed by a sequential build process, and methods of forming such microstructures. The microstructures include a transition structure for transitioning between the coaxial transmission line and an electrical connector. The microstructures have particular applicability to devices for transmitting electromagnetic energy and other electronic signals. | 2017-07-13 |
20170201000 | WAVEGUIDE - The present disclosure enhances flexibility, enables the transmission of power, and improves reliability using a simple, low-cost, easy-to-manufacture configuration by disposing a pair of power supplying lines on the outside in the longitudinal direction of the rectangular cross-section of a dielectric. Here, a waveguide is provided with a solid dielectric, a pair of power supplying lines and an external conductor surrounding the dielectric. The solid dielectric has a rectangular cross-section. The pair of power supplying lines are disposed on the outside in the longitudinal direction of the cross-section of the dielectric. The outer surface of the dielectric is slidably in close contact with the inner surface of the external conductor. | 2017-07-13 |
20170201001 | Cable Tap - There is provided a cable tap device for a CATV network comprising a microstrip directional coupler on an electrical path between an input and an output and arranged to communicate with a splitter device associated with a plurality of tap ports. A tilt compensating circuit is disposed between the microstrip directional coupler and the splitter device. A feedback path comprising resistive, inductive and capacitive elements connects an isolated port of the microstrip directional coupler to that part of the electrical path between the input and the input port of the microstrip directional coupler. | 2017-07-13 |
20170201002 | Mast Mountable Antenna - A mast mountable antenna that is rugged, weather-tolerant, and unaffected by the antenna's mounting structure, while maintaining an electrical path for lightning surge currents. The mast mountable antenna generally includes a radiating conductor section, an impedance transformer section, a low inductance feed point, a mounting mast section, a mast isolating stub section, and an integral coaxial feed line. | 2017-07-13 |
20170201003 | RFID TAG BATTERY CHARGING METHOD - A trickle-charged RFID device includes a main antenna receiving wireless interrogator signals from one or more RFID readers, a power harvester connected with the main antenna to obtain power from the wireless interrogator signals, and an intermediate storage device connected to the power harvester to collect trickle flows of unused power harvested from wireless interrogator signals received by the RFID device that lack an inquiry for the device. The RFID device further includes a primary storage device, into which the intermediate storage device discharges its collection of trickle flows of unused power when the collection reaches a predetermined threshold level, which recharges power lost from the main storage device. The intermediate storage device can include one or more capacitors including super-capacitors, and the main storage device can include a rechargeable battery, such that the effective life of the main storage device is extended from the collected trickle flows. | 2017-07-13 |
20170201004 | RADIO FREQUENCY IDENTIFICATION (RFID) TAG(S) and SENSOR(S) - A wireless sensor includes an antenna, a sensing element, a tuning circuit, a processing module, a reference circuit block, and a transmitter. The tuning circuit adjusts the RF front-end to compensation for a change in a characteristic of the RF front end caused by the sensing element. The reference circuit block generates a signal based on a low voltage low frequency input that corresponds to a second environmental condition. The processing module generates a first digital value based on the adjustment to the RF front-end, where the first digital value is a representation of the first environmental condition, and generate a second digital value based on the signal, where the second digital value is a representation of the second environmental condition. The transmitter generates the outbound RF signal that includes at least one of the first and second digital values. | 2017-07-13 |
20170201005 | CHIP-SCALE RADIO-FREQUENCY LOCALIZATION DEVICES AND ASSOCIATED SYSTEMS AND METHODS - A device comprising: a substrate; a semiconductor die mounted on the substrate; a transmit antenna fabricated on the substrate and configured to transmit radio-frequency (RF) signals at least at a first center frequency; a receive antenna fabricated on the substrate and configured to receive RF signals at least at a second center frequency different than the first center frequency; and circuitry integrated with the semiconductor die and configured to provide RF signals to the transmit antenna and to receive RF signals from the receive antenna. | 2017-07-13 |
20170201006 | WIRELESS COMMUNICATION CIRCUIT AND ELECTRONIC DEVICE - A wireless communication circuit and an electronic device are provided. The wireless communication circuit used for an electronic device includes a wireless transceiver unit used to generate a transmitting signal, an impedance matching unit electronically coupled to the wireless transceiver unit, a coupling unit and a system grounding surface. The impedance matching unit includes at least one impedance, the impedance matching unit is used to convert the transmitting signal to a feeding signal according to the impedance value of at least one impedance. The coupling unit is electronically coupled to the impedance matching unit, to radiate the energy of the feeding signal. The system grounding surface is used to transmit a first electromagnetic wave signal via resonance on the plane of the system grounding surface after receiving the energy of the feeding signal. | 2017-07-13 |
20170201007 | ANTENNA DEVICE, WIRELESS COMMUNICATION DEVICE, AND BAND ADJUSTMENT METHOD - In order to provide an antenna technology capable of easily achieving, with a simple structure, a wide bandwidth in which wireless communication can be performed, an antenna device is provided with a feed antenna element, and a parasitic antenna element. The feed antenna element is provided on a circuit board, and is electrically coupled to a power supply that is provided on the circuit board. The parasitic antenna element is electrically coupled to the feed antenna element. The parasitic antenna element has a grounding portion. The grounding portion is electrically coupled to a ground layer via an inductive element, said ground layer being formed on the circuit board and having a reference potential. | 2017-07-13 |
20170201008 | MOBILE TERMINAL - A mobile terminal comprises a radio frequency module, comprising at least two antenna connection ports, respectively a first antenna connection port and a second antenna connection port; a first antenna, connected to the first antenna connection port in the radio frequency module, wherein the first antenna is a near field communication (NFC) antenna; a second antenna, surrounding the first antenna, connected to the second antenna connection port in the radio frequency module, wherein the second antenna is used as a WiFi antenna in the Multi-input Multi-output (MIMO) antenna scheme. | 2017-07-13 |
20170201009 | MOBILE TERMINAL AND EXTERNAL ANTENNA - Disclosed are a mobile terminal and an external antenna. The mobile terminal comprises: a USB port which comprises at least two connection terminals and enables, when a connector of an external device is plugged into the said USB port, that any one of idle contacts of the said USB port and the said external device remains electrically connected, wherein the said external device serves as a Wi-Fi antenna in accordance with an antenna solution of Multiple-Input and Multiple-Output; a data transmission module which comprises a data connection port which is connected to one of the connection terminals of the said USB port; and a radio frequency module which comprises at least two antenna connection ports, wherein any one of the said at least two antenna connection ports remains electrically connected to the said idle contacts. | 2017-07-13 |
20170201010 | MOBILE TERMINAL - A mobile terminal includes a window including a transparent region and an opaque region surrounding the transparent region, a metal case provided below the window to accommodate the window, having a rear surface portion facing the window and a side surface portion formed to extend from the rear surface portion toward a front surface, and exposed outwardly, a non-metal member formed in a region formed by cut away a portion of the case and having a slot formation portion spaced apart from the side surface portion at a predetermined interval and a pair of sectioning portions extending from the slot formation portion and traversing the side surface portion to section the side surface portion into first to third members, and first to third antenna patterns formed in the opaque region and electrically connected to the first to third members to form first and third antennas, respectively. | 2017-07-13 |
20170201011 | WIRELESS COMMUNICATION DEVICE WITH LEAKY-WAVE PHASED ARRAY ANTENNA - A wireless communication device including an antenna device is provided. The wireless a communication device includes a housing having a conductive structure, a millimeter wave (mmWave) antenna having a plurality of antenna elements, the mmWave antenna being disposed within the housing, and a leaky-wave radiator having at least one opening formed in the conductive structure of the housing. An electromagnetic field generated by the mmWave antenna may be radiated outside of the housing of the wireless communication device through the leaky-wave radiator. The wireless communication device and/or an electronic device may be diversified according to embodiments. | 2017-07-13 |
20170201012 | Portable Device with Configurable Distributed Antenna Array - A portable device for wireless communication is disclosed. The portable device comprises an antenna array having N array elements distributed on and conforming to the surfaces of the portable device, N being an integer greater than 1. The N array elements output N signals to a frontend unit. The frontend unit receives the N signals and generates N digital signals. A digital beam forming network, coupled to the frontend unit, processes M digital signals selected from the N digital signals, M being an integer less than or equal to N, and generates K beams based on the M digital signals, K being an integer greater than 1. A controlling unit, coupled to the digital beam forming network, computes dynamically a beam weight vector for each of the K beams based on data on orientation and position of the portable device and data on geometry of the antenna array and hub directions. A position information unit, coupled to the controlling unit, generates the data on position and orientation of the portable device. A memory, coupled to the controlling unit, stores the data on geometry of the antenna array and hub directions. | 2017-07-13 |
20170201013 | ELECTRONIC DEVICE INCLUDING METAL HOUSING ANTENNA - An electronic device is provided including a housing including a first plate, a second plate facing the first plate, and a side member between the first and second plate, a radio frequency (RF) circuit, a processor, a ground member, a first electric path connected between a first port of the RF circuit and a first point of a first conductive portion of the side member, a second electric path connected between a second port of the RF circuit and a first point of a second conductive portion of the side member, a third electric path connected between a second point of the first conductive portion and the ground member, a fourth electric path connected between a second point of the second conductive portion and the ground member, and a fifth electric path connected between one point of the second electric path and one point of the third electric path. | 2017-07-13 |
20170201014 | ELECTRONIC DEVICE WITH ANTENNA DEVICE - According to various embodiments of the present disclosure, an electronic device may include: an array antenna including a plurality of first radiating conductors that transmit or receive a wireless signal in a first frequency band and are arranged on a circuit board; and a lens unit including at least one lens disposed on a housing of the electronic device to correspond to the first radiating conductors. The lens unit may refract or reflect a wireless signal transmitted/received through each of the first radiating conductors. The electronic device as described above may be variously implemented according to embodiments. For example, a portion of the lens unit may transmit/receive a wireless signal in a frequency band that is different from the frequency band of the wireless signal transmitted/received by the first radiating conductors. | 2017-07-13 |
20170201015 | Compact Radiating Array for Wireless Handheld or Portable Devices - A radiating system transmits and receives in first and second frequency regions and includes a radiating structure comprising first and second radiation boosters having maximum sizes smaller than 1/30 times the free-space wavelength of the lowest frequencies of the first and second frequency regions, respectively. The radiating system further includes a radiofrequency system having first and second ports respectively connected to first and second internal ports of the radiating structure, and a third port connected to an external port of the radiating system. The radiofrequency system includes: first and second reactance cancellation element providing impedances having an imaginary part close to zero for respective frequencies in the first and second frequency regions and a delay element interconnecting the first and second reactance cancellation elements to provide a difference in phase therebetween to produce first and second impedance loops in the first and second frequency region, respectively, at the external port. | 2017-07-13 |
20170201016 | MOBILE TERMINAL - A mobile terminal, comprising of a terminal body having a front surface, a rear surface, and side surfaces extending from end portions of the rear surface toward the front surface, the terminal body being made of a metal, a lower module coupled to a lower end of the terminal body and externally exposed to operate as a radiator of an antenna apparatus and a non-metal member interposed between the terminal body and the lower module and forming a slot by spacing the terminal body and the lower module apart from each other, and wherein the antenna apparatus comprises first and second antenna resonating different frequency bands wherein the first antenna and the second antenna comprise a first feeder and a second feeder, respectively, connected to a main printed circuit board provided in the terminal body and generating the electric fields on the first slot and the second slot, respectively, and wherein the lower module comprises first and second member and a connecting portion connecting end portions of the first and second members each other, and wherein the first member is exposed to the front surface of the terminal body, the second member is exposed to the rear surface of the terminal body, and wherein the connecting portion, the first and second members are made of a metal. | 2017-07-13 |
20170201017 | RADOME HAVING LOCALIZED AREAS OF REDUCED RADIO SIGNAL ATTENUATION - A radome having localized areas of reduced radio signal attenuation includes a body having a first portion and a second portion. The first portion has a reduced radio signal attenuation property in a transmit band and a second portion has a reduced radio signal attenuation property in a reception band. | 2017-07-13 |
20170201018 | SELF-RECONFIGURABLE ANTENNA - A passive, self-reconfigurable antenna device, components of a corresponding wireless network, and methods pertaining to operations and controls of the antenna device are provided. The antenna device can include at least one antenna element configured to receive a modulated or unmodulated wireless signal, a power harvester configured to obtain power from the modulated or unmodulated wireless signal, and a first switch coupled to the power harvester and powered by the obtained power from the power harvester. The first switch can be configured to operate automatically when receiving the obtained power without requiring the receipt of control information. Further, the first switch can be configured to automatically operate according to one or more predetermined operating patterns when receiving the obtained power to modulate the corresponding antenna element. This way, antenna operating frequency, or radiation pattern or polarization states can be reconfigured. | 2017-07-13 |
20170201019 | System and Method for Measuring a Plurality of RF Signal Paths - An embodiment method for signal path measurement includes providing a first signal at a common node coupled to a plurality of signal paths that each include a respective phase rotation circuit. The method also includes providing a second signal, over a first test path, to a first node coupled to a first signal path of the plurality of signal paths, providing the second signal, over a second test path, to a second node coupled to a second signal path of the plurality of signal paths, selecting a signal path from the plurality of signal paths, transmitting, over the selected signal path, one of the first signal and the second signal, and mixing the first signal with the second signal to obtain a measurement signal of the selected signal path. A difference in phase delay between the second test path and the first test path includes a first known phase delay. | 2017-07-13 |
20170201020 | METHOD AND DEVICE FOR CORRECTING ANTENNA PHASE - A method for correcting antenna phases includes a beam angle calculating step, beam angle adjusting step, antenna emission measuring step and beam angle correcting step. The method involves comparing a difference between the ideal antenna phase value and the measured beam angle value, determining according to the difference that the beam direction of the antenna needs to be corrected, and adding the difference to a current ideal antenna phase value in the algorithm to calculate another ideal antenna phase value for being sent to the phase control circuit and used in executing the beam angle adjusting step in a next instance of measurement process until the beam angle correcting step finds the difference which requires no correction of the beam direction of the antenna. Therefore, temperature-dependent errors do not occur to beam directions, thereby enhancing the communication efficiency of an antenna system. | 2017-07-13 |
20170201021 | BROADBAND ANTENNA - A broadband antenna is provided. In the broadband antenna, the first end of a first radiation member is connected to the first end of a second radiation member to form a first commonly-connected end, and the second end of the first radiation member is connected to the second end of the second radiation member to form a second commonly-connected end, wherein the first commonly-connected end has a feed point, the second commonly-connected end is connected to a ground member, and the first radiation member is surrounded by the second radiation member and is spaced apart from the second radiation member by a gap. As a result, the broadband antenna can provide 2 frequency bands, each having ½ wavelength resonant mode in a frequency range less than 1 GHz, without the occurrence of resonant mode degradation. | 2017-07-13 |
20170201022 | DUAL-BAND ANTENNA - A dual-band antenna including a ground element, a short-circuit element, a feed element and a radiator is provided. The radiator includes a first connection segment, a first radiation element, a second radiation element, a third radiation element and a fourth radiation element. The dual-band antenna covers a first frequency band a second frequency band through the symmetrical first radiation element and second radiation element and the symmetrical third radiation element and fourth radiation element, so as to effectively decrease an antenna volume, and satisfy the requirement of a signal coverage range of a communication device. | 2017-07-13 |
20170201023 | ELECTRONIC PACKAGE - An electronic package includes a circuit structure having a first metal layer, a packaging layer formed on the circuit structure, and a second metal layer formed on the packaging layer and separated from the first metal layer at a distance. The first metal layer and the second metal layer constitute an antenna structure. Since the second metal layer is formed on a portion of a surface of the packaging layer, a propagating wave emitted by the first metal layer cannot pass through the second metal layer, but a surface of the packaging layer not covered by the second metal layer. Therefore, the propagating wave can be transmitted to a predetermined target, and the electronic package performs the function of an antenna. | 2017-07-13 |
20170201024 | RADAR ARRAY ANTENNA - A radar antenna is disclosed. The disclosed antenna includes: a dielectric substrate; a feed line for feeding RF signals that is formed on an upper portion of the dielectric substrate and has a linear form; a multiple number of radiators that are perpendicularly joined to the feed line and have a bent structure comprising a horizontal portion and a vertical portion; a matching element for adjusting impedance matching that is joined to an end of the feed line; and a ground formed on a lower portion of the dielectric substrate, where a length of the horizontal portion and the vertical portion is set based on a polarization angle of an RF signal that is to be radiated. The disclosed antenna can be manufactured with a simple structure and a compact size. | 2017-07-13 |
20170201025 | APERTURE-FED, STACKED-PATCH ANTENNA ASSEMBLY - Directive gain antenna elements implemented with an aperture-fed patch array antenna assembly are described. A feed network for the aperture-fed patch array may include offset apertures and may also include meandering feed lines. Scalable aperture shapes and orientations that can be used with antennas operating at any frequency and with dual orthogonal polarizations are also disclosed. Directive gain antenna elements implemented with arrays of orthogonal reflected dipoles are also described with optimal feed networks and parasitic elements to achieve desired directive gain characteristics. Such arrayed dipole antennas feature dual orthogonal polarizations with assembly tabs that lower cost and improve reliability. Backhaul radios that incorporate said antennas are also disclosed. | 2017-07-13 |
20170201026 | ANTENNA APPARATUS AND COMMUNICATION SYSTEM - An antenna includes a first body having a ring monopole and a second body positioned below the first body. The second body can have a plurality of notched ring resonators. A spacer can be positioned between the first and second bodies. In some embodiments, the second body can define an artificial ground. In addition, the ring resonators can be arranged and configured to generate a 180° phase difference between polarized waves so that a radiated wave from the ring monopole and a reflected wave from the artificial ground have orthogonal polarizations and a 90° phase difference to form a circularly polarized radiated wave. | 2017-07-13 |
20170201027 | CONFORMABLE ANTENNA - A polymorphic antenna, including a metallic template configurable in at least first and second possible different three-dimensional shapes, the antenna, when configured in the at least first and second different three-dimensional shapes, having a common antenna feed point, a common balun coupled to the common antenna feed point; and a common dipole coupled to the common antenna feed point and to the common balun. The antenna operates in a common frequency band when configured in either of the at least first and second different three-dimensional shapes when fed via the common antenna feed point. | 2017-07-13 |
20170201028 | Printed Circuit Board Mounted Antenna and Waveguide Interface - Printed circuit board mounted antenna and waveguide interfaces are provided herein. An example device includes any of a dielectric substrate or transmission line, an antenna mounted onto the dielectric substrate, and an elongated waveguide mounted onto the dielectric substrate so as to enclose around a periphery of the antenna and contain radiation produced by the antenna along a path that is coaxial with a centerline of the waveguide. | 2017-07-13 |
20170201029 | FILTER - A filter whose absorption rate for a radio wave changes depending on a waveform of a radio wave includes: a conductive member; a rectifier circuit that links two locations of the conductive member; and an RL circuit including an inductor and a resistor, the inductor generating an electromotive force using an electric current rectified by the rectifier circuit and the resistor converting the electric current to heat. | 2017-07-13 |
20170201030 | METAMATERIAL-BASED ELECTROMAGNETIC WAVE POLARIZATION CONVERTER - Provided is a metamaterial-based polarization converter in which a reception antenna and a transmission antenna are formed by using a metamaterial, to thus emit an incident non-polarized or polarized electromagnetic wave in an angle-converted polarization direction. The metamaterial-based electromagnetic wave polarization converter includes: a reception antenna made of a metamaterial and allowing incident electromagnetic waves to resonate at a surface of the reception antenna to generate a surface current; a transmission antenna at a rear side of the reception antenna, and made of an angle-converted metamaterial to thus allow the electromagnetic waves transferred from the reception antenna to resonate to then be emitted in a polarization direction; and a connector made of a conductive material that connects the reception antenna and the transmission antenna, to thereby transfer a surface current generated from the reception antenna to the transmission antenna. | 2017-07-13 |
20170201031 | ARTICLE AND METHOD OF FORMING AN ARTICLE - A shape memory alloy article and method a deploying the article in deep space is provided. The shape memory alloy article may be an interlaced mesh structure. The article may be stored in a deformed configuration in a container for transport aboard a satellite or spacecraft. Upon reaching a desired location the article is removed from the container and heated to allow for transformation to an operating configuration. | 2017-07-13 |
20170201032 | EXOTHERMIC AND MECHANICAL ELECTRICAL CONNECTOR - An electrical connector includes an electrically conductive connector having a mechanical connector for removably receiving a conductor. The mechanical connector includes a translatable clamping member and a threaded portion. An arm extends from the electrically conductive connector. A component is connected to the arm at an interface. The interface includes an exothermic weld. | 2017-07-13 |
20170201033 | ELECTRIC WIRE WITH TERMINAL, AND METHOD FOR MANUFACTURING SAME - An electric wire with a terminal is formed by coating a crimp terminal and a crimp connection portion of an electric wire with an anti-corrosive material. When the electric wire with a terminal is manufactured, in a step of setting the terminal in a mold, in a position within a cavity corresponding to the upper surface of a front end of the anti-corrosive material, a release promoting member for promoting release of the mold from a resin is arranged, and in such a state, the anti-corrosive material is molded. | 2017-07-13 |
20170201034 | SHIELDED CONNECTOR - A shielded connector includes a shielded cable, an inner terminal and an outer terminal. The shielded cable includes a conductor, an insulation cover covering the conductor, a shield layer covering the insulation cover, and an outermost insulation cover covering the shield layer. The inner terminal is connected to the conductor. The outer terminal houses the inner terminal and includes a shield crimping portion which is crimped on the shield layer. The shield crimping portion includes a pair of barrel pieces having end portions formed with an engagement projection and an engagement recess, respectively, that are engaged with each other so that the shield crimping portion is crimped on an exposed portion of the shield layer exposed from the outermost insulation cover so as to be a substantially true circle in cross section. | 2017-07-13 |
20170201035 | ELECTRICAL CONNECTOR ASSEMBLY WITH FLOATING SUPPORT - The electrical connector assembly includes an insulative housing and a plurality of contacts retained in the housing. The stand includes a support and a spring supporting the support. The electrical connector is seated upon the support and moveable along with the support in the vertical direction due to deformation of the spring. Each of the contacts includes an upper contacting section and a lower contacting section. An electronic component located upon the housing and downwardly pressing and mechanically and electrically connected to the upper contacting sections. An FPC is sandwiched between the support and the electrical connector and mechanically and electrically connected to the lower contacting sections. | 2017-07-13 |
20170201036 | COMPOSITE CONNECTOR - A composite connector device is provided, comprising a housing having first and second functional sides, the first functional side comprising at least two connection ports of at least first and second different types, and the second functional side comprising at least one connection port of the first type. The composite connector device comprises at least one internal transmission channel passing inside the housing and connecting between the connection ports of said first type at respectively the first functional side and the second functional side of the housing. The composite connector device being, thereby, configured as an adaptor for connection to an external device via the at least one connection port of the first type, and as a connector for connection to an external device via the at least one connection port of said at least second type. | 2017-07-13 |
20170201037 | ELECTRICAL CONNECTOR AND ELECTRICAL CONNECTION SYSTEM - The electrical connector ( | 2017-07-13 |
20170201038 | GROMMET-EQUIPPED CONNECTOR AND CONNECTOR - A grommet-equipped connector includes a connector and a grommet. The connector includes a panel engagement portion configured to be engaged with an attachment hole of a panel and an annular flange configured to face an edge portion of the attachment hole. The grommet includes a panel contact portion configured to be fitted so as to cover the flange and intimately contact the edge portion. A flange fitting groove in which the flange is inserted over an entire perimeter is formed inside the panel contact portion. The flange has a flange protrusion portion protruding outward and guided by the flange fitting groove. | 2017-07-13 |
20170201039 | SUBSEA ELECTRICAL CONNECTOR COMPONENT - A component of a subsea electrical connector, the component is made of an electrically insulating material. The component includes a protective coating applied to at least a portion of the electrically insulating material for preventing water permeation into the electrically insulating material, wherein the protective coating is a ceramic coating A method of manufacturing a component of a subsea electrical connector includes applying a protective coating to at least a portion of the electrically insulating material for preventing water permeation into the electrically insulating material, wherein the protective coating is a ceramic coating. | 2017-07-13 |
20170201040 | Power Cable Terminal - A power cable terminal is disclosed. The power cable terminal comprises an insulation tube having a first end and an opposite second end, a stress control cone received in the insulation tube, a base connected to the first end of the insulation tube and having a cylinder extending into the insulation tube, and a connector. The connector presses an end face of the stress control cone against an end face of the cylinder and hermetically seals the stress control cone to the cylinder. | 2017-07-13 |
20170201041 | CONNECTOR PAIR INCLUDING A CONNECTOR HAVING A FACE PORTION AND A MAGNETIC PORTION CONNECTABLE WITH A MATING CONNECTOR HAVING A MATING FACE PORTION AND A MATING MAGNETIC PORTION - A connector pair includes a connector and a mating connector. A movement of the connector to a first position along a first direction and a subsequent movement of the connector from the first position to a second position along a second direction perpendicular to the first direction completes a connection between the connector and the mating connector. The connector includes a magnetic portion, and the mating connector comprises a mating magnetic portion. When the connector is located at the first position, the magnetic portion receives a force, which urges the connector to be moved toward the second position, from the mating magnetic portion. When the connector is located at the second position, the magnetic portion receives a force, which binds the connector at the second position, from the mating magnetic portion. | 2017-07-13 |
20170201042 | ELECTRICAL CONNECTOR WITH FORCE BALANCING - As may be implemented in accordance with one or more embodiments, an electrical connector such as a low-temperature co-fired ceramic (LTCC) connector is sealed to an opening in a base deck having bottom and/or side walls that define a cavity. A mechanical component is coupled to balance forces applied to opposing surfaces of the electrical connector, which can mitigate the application of high forces to connector pins and/or to the connector itself. Further, this balancing may be implemented to maintain a controlled bias force against the connector. The electrical connector may, for example, be hermetically sealed to the opening by a seal such as a gasket, epoxy or other material, which may be included in the electrical connector. | 2017-07-13 |
20170201043 | NOTEBOOK, LAPTOP OR PORTABLE COMPUTER POWER ADAPTER WITH SECURITY LOCK - A power adapter is provided for a computer including a power port and a housing defining an aperture. The power adapter includes a power head, a lock head disposed on the power head and a main housing including a body affixed to a security element, wiring for supplying power to the computer extending through the body to the power head and a lock system selectively actuatable with a key to orient the lock head in first and second orientations. The first orientation is characterized in that the power head is movable relative to the aperture for power head insertion into and removal from the power port. The second orientation is characterized in that the power head is immovable relative to the aperture. | 2017-07-13 |
20170201044 | LOCK-IN DEVICE FOR NETWORK CABLES - A lock-in device for network cables includes a locker, a holding section, and an elastic seesaw. The locker has a through hole for modular connectors to engage therein and to be removed therefrom and a locker hole parallel to the through hole for a key to be inserted therein; an extended end is arranged at a rear end of the locker hole and a space and a fillister with an inclined surface are arranged adjacent to the locker hole. The holding section is disposed in the space with a first depression facing upward at a front end thereof and a second depression facing downward at a rear end thereof. The elastic seesaw has a positioning portion at a rear end thereof extending upwards and forming an elastic piece abutting the second depression for the holding section to be operated by the elasticity. The device thereby enables simultaneous operation of unlocking and removing. | 2017-07-13 |
20170201045 | INSULATED GROUNDING HUB LOCKNUT UNIT - An insulated grounding hub locknut for securing a conduit connector or threaded conduit has a locknut and a snap-on insulator. The outer surface of the locknut has grounding-lug mounting pads and raised members, and the inner surface has internal threads for screwing onto threads of conduit connector or a threaded end of the electrical conduit. The snap-on insulator has an annular body with an end face, the outer side of which has a cylindrical surface arranged to snap onto the raised members of the locknut. The cylindrical surface has open slots to receive the mounting pads on the locknut. The end face also has an inner cylindrical sleeve arranged to be placed inside the throat of the first cylindrical member of conduit connector. | 2017-07-13 |
20170201046 | ELECTRICAL CONNECTOR WITH THIN CONDUCTIVE FILM BETWEEN TWO ROWS OF CONTACTS - The electrical connector includes an insulative housing, a plurality of upper/first contacts and lower/second contacts retained in the housing, a reinforcement piece located between the upper contacts and the lower contacts in the vertical direction, and a metallic shield enclosing the housing. The housing includes a first insulator carrying the first contacts with a first tongue thereof, and a second insulator carrying the second contacts with a second tongue thereof, and the reinforcement piece is located between the first insulator and the second insulator wherein the reinforcement piece includes a relatively thin conductive film or layer located between the first mating tongue and the second mating tongue in the vertical direction. | 2017-07-13 |
20170201047 | CONTINUITY PROVIDING PORT - A coaxial cable connector includes a connector body having a longitudinal axis passing through first and second opposed body ends, a connector center conductor for transporting a signal through the connector, and a coil spring that is coiled about the longitudinal axis. The second body end is for engaging a male coaxial cable connector, and the coil spring urges an electromagnetic shield to protrude from the second body end. | 2017-07-13 |
20170201048 | ELECTRICAL CONNECTOR HAVING SEPARATE GROUNDING PIECES - An electrical connector includes: an insulative housing having a base and a tongue; an upper and lower rows of contacts mounted in the insulative housing and exposed to the tongue; a shielding shell enclosing the insulative housing; and a pair of grounding pieces separated from each other and mounted in the insulative housing between the upper and lower rows of contacts, each grounding piece having a leg in contact with the shielding shell. | 2017-07-13 |
20170201049 | COMPACT PROTECTION DEVICE FOR AUTOMOTIVE CIGAR LIGHTER AND POWER OUTLET - An electrical outlet has a conductive socket well for slidably receiving an electrical plug, the well having a transverse distal end having a center hole; an insulating connector housing adjacent the transverse distal end of the socket well having at least two electrical terminals for connection to an electrical supply; a first of the electrical terminals being coupled to a central fastener and a second of the electrical terminals terminating in a conductive element adjacent the transverse end of the socket well; a fuse member provided between the transverse end of the socket well and the conductive element, the fuse member in series electrical connection between the conductive element and the socket well; the fuse member providing compact integral over-current protection; an insulator disposed at the distal end of the socket well in the socket well, the central fastener holding the socket well, the insulator, the fuse member, insulating connector housing and first and second electrical terminals together as a unit; a proximal end of the central fastener providing a first electrical contact insulated from said socket well and the socket well providing a second electrical contact for electrically contacting with respective contacts of the electrical plug received in the socket well. The electrical outlet is also preferably provided with integral over-temperature protection, preferably comprising a spring-loaded leaf spring impinging on a thermoplastic disc that softens at a threshold temperature, allowing the leaf spring to penetrate through the disc and short-circuit the electrical supply. | 2017-07-13 |
20170201050 | CABLE AND POWER SUPPLY DEVICE - A cable includes: a cable part that includes a power supply line forming a power line; a connector that is provided on at least one of one end and another end of the cable part; and a circuit board that has a protection circuit including a temperature detection element and a switch that accepts a detection result of the temperature detection element to perform an operation of switchably conducting and interrupting the power line. | 2017-07-13 |
20170201051 | CONNECTION STRUCTURE OF TERMINAL FITTING AND CONNECTION METHOD OF TERMINAL FITTING - A terminal fitting includes a terminal body and terminal connection parts extended from the terminal body. Connection terminals each has a pair of caulking pieces, and each of the connection terminals configured to be connected to an end part of an electric wire. In each of the terminal connection parts, the connection terminal is caulked to the terminal connection part so that the pair of caulking pieces enfold outsides of a pair of caulked pieces provided on the terminal connection part in a state that a bottom face between the pair of caulking pieces faces an opening between ends portions of the pair of caulked pieces. The terminal fitting is connected to the electric wires through the connection terminals. | 2017-07-13 |
20170201052 | Type-C-based USB Connector Capable of Transmitting Large Current - The present invention provides a Type-C-based USB connector capable of transmitting large current. Since the lower ground terminal and the lower power signal terminal both are of tear structures, and the ground base of the lower ground terminal, the power signal base of the lower power signal terminal, the main body of the lower ground terminal and the main body of the lower power signal terminal are all widened parts, the active areas of the ground terminal and the power signal terminal are larger, which improves the ability and reliability to transmit large current, thus solving the technical problem that the temperature would be much too high when large current are transmitted. With the present invention, it is possible to improve reliability and operation ease of the product for transmitting large current. | 2017-07-13 |
20170201053 | CONNECTOR HAVING TONGUE PORTION WITH PERIPHERAL SUPPORT UNITARILY FORMED WITH METALLIC SHELL - An electrical connector includes an insulative housing, a plurality of contacts disposed in the housing, and a metallic shield enclosing the housing. The contacts includes a row of first contacts and another row of second contacts. The insulative housing includes a main base and a tongue portion extending forwardly from the body. The metallic shield includes a main body, a tubular section extending forwardly from the main body, an inner part forwardly extending from the main body and inside said tubular section. The inner part forms a receiving space in which the tongue portion is received. | 2017-07-13 |
20170201054 | ADAPTER FOR MOUNTING SINGLE- OR MULTI-PIN OVERVOLTAGE PROTECTION DEVICES THAT ARE DESIGNED AS PLUG-IN MODULES, AND USE OF SUCH AN ADAPTER - The invention relates to an adapter for mounting single- or multi-pin overvoltage protection devices that are designed as plug-in modules on a wiring carrier, wherein the adapter has a base and at least one chamber that is open upward and bounded by side walls, from the bottom side of which chamber a plurality of mounting protrusions extend, which each have a contour that is substantially complementary to corresponding openings in the wiring carrier. According to the invention, the mounting protrusions have a hook shape in order to engage under the wiring carrier as a result of sliding of the adapter in the plane of the wiring carrier, after the adapter has been inserted into the openings by means of the mounting protrusions, wherein through-holes are formed in the base, the dimensions of which through-holes allow plug-in connections of the plug-in modules to be fed through to the wiring carrier. Furthermore, metallized holes corresponding to the dimensions of the plug-in connections of the plug-in module are formed in the wiring carrier in such a way that the holes are located congruently with the through-holes in the base after the adapter has been inserted and slid, such that self-securing locking of the combination of the adapter, the plug-in module, and the wiring carrier is provided in addition to electrical contacting, after the plug-in module has been inserted. | 2017-07-13 |
20170201055 | WIRE STRIPPING DIE FOR CRIMPING TOOL - A wire stripping die is configured to be coupled to a crimping tool. The stripping die includes a die body, a first ridge, and a second ridge. The die body includes a first side, a second side, and a groove extending at least partially between the first side and the second side. The groove extends along an axis. The first ridge protrudes from a surface of the groove toward the axis by a first distance. The first ridge extends along at least a portion of the perimeter of the groove and extends at least partially around the axis. The second ridge protrudes from the surface of the groove toward the axis, and the second ridge extends parallel to the axis along at least a portion of the groove. | 2017-07-13 |
20170201056 | Range Taking Die Set - A cable compression die assembly is used in connection with a compression tool for compressing a stranded cable prior to crimping. The cable compression die assembly includes a pair of cable compression die heads for receiving a stranded cable and a cable connector therebetween. The pair of cable compression die heads defines a hexagonal shaped opening therebetween and is adapted to substantially close the hexagonal shaped opening as the die heads move towards one another. | 2017-07-13 |
20170201057 | GAS MIXTURE CONTROL IN A GAS DISCHARGE LIGHT SOURCE - A gas discharge light source includes a gas discharge system that includes one or more gas discharge chambers. Each of the gas discharge chambers in the gas discharge system is filled with a respective gas mixture. For each gas discharge chamber, a pulsed energy is supplied to the respective gas mixture by activating its associated energy source to thereby produce a pulsed amplified light beam from the gas discharge chamber. One or more properties of the gas discharge system are determined. A gas maintenance scheme is selected from among a plurality of possible schemes based on the determined one or more properties of the gas discharge system. The selected gas maintenance scheme is applied to the gas discharge system. A gas maintenance scheme includes one or more parameters related to adding one or more supplemental gas mixtures to the gas discharge chambers of the gas discharge system. | 2017-07-13 |
20170201058 | SOLID-STATE LASER DEVICE - A solid-state laser device includes: a first water tank which houses a laser rod and a lamp and into which coolant is introduced; an outer inlet which is provided in a member forming a chamber and through which coolant is received into the chamber; and an outer outlet provided in said member and through which a coolant is discharged to the outside of the chamber. The solid-state laser device further includes: two second water tanks that house electrodes of both ends of the lamp, respectively, and communicate with the first water tank; a coolant inflow passage of which one end communicates with the outer inlet and the other end forms inner inlets opened to only the second water tanks; and a coolant outflow passage of which one end communicates with the outer outlet and the other end forms an inner outlet opened to the first water tank. | 2017-07-13 |
20170201059 | PULSED LASER FOR LIDAR SYSTEM - A lidar system with a seed laser to produce seed pulses with wavelengths between approximately 1400 nm and 2050 nm. A first amplifier amplifies the seed pulses to produce amplified seed pulses and amplified spontaneous emission (ASE). An optical filter removes at least a portion of the ASE. A second amplifier amplifies the seed pulses to produce output pulses having a repetition frequency less than or equal to 100 MHz, a duration less than or equal to 20 nanoseconds, a duty cycle less than or equal to 1%, an energy greater than or equal to 10 nanojoules, a peak power greater than or equal to 1 watt, and an average power less than or equal to 50 watts, the ASE comprising less than or equal to 25% of the average power. A sensor head directs the output pulses into a field of view and detects reflected light therefrom. | 2017-07-13 |
20170201060 | DUAL CHANNEL METHOD FOR PUMPING AND COOLING LASERS AND LASER DEVICE - A laser pumping method pumps a primary amount of energy into a laser medium to populate an intermediate level near an upper laser level. A lesser amount of energy is pumped into the laser medium to populate an excited level that lies above the upper laser level and transfers atomic or molecular population to the upper laser level by a nonradiative process. A laser device includes a laser medium supporting four levels, including a lower laser level, an upper laser level, an excited level above the laser level from which population transfers to the upper laser level via nonradiative transition, and an intermediate level within a few kT of the upper laser level. | 2017-07-13 |
20170201061 | PASSIVE Q-SWITCH LASER DEVICE - Provided is a passive Q-switch laser device possessing a power density controller ( | 2017-07-13 |
20170201062 | PROCESS USING A SINGLE CIRCULAR WEDGE PRISM FOR FINE ALIGNMENT OF A LASER CAVITY WITH A SINGLE-AXIS SCANNING ELEMENT AS THE OPTICAL Q-SWITCH - The compact, laser cavity with a single-axis scanning element as the optical Q-switch incorporates all optical components required for a short-pulse laser. These optical components are ‘locked’ into alignment forming an optical laser cavity for diode laser or flash lamp pumping. The optical laser cavity does not need optical alignment after it is fabricated. Unfortunately, during the alignment process of the optical laser cavity there are small shifts due to the bonding process of the optical elements. These small shifts introduce alignment errors which results in a decrease in output energy and beam quality. The improvement presented adds a single circular wedge prism that corrects these alignment errors returning the output back to its optimum energy output and beam quality. | 2017-07-13 |
20170201063 | SYSTEM FOR PHASING A LARGE NUMBER OF LASER SOURCES - A system for phasing periodically configured laser sources, which comprises: means for collimating and directing the beams arising from the sources onto a combining diffractive optical element with a periodic phase grating, with an angle of incidence that differs from one beam to the next, these angles of incidence being determined according to the period of the grating; means for controlling the phases of the sources based on a negative feedback signal arising from the combined beams; means for drawing off a fraction of the combined beams; on the path of this fraction of the beams, a Fourier lens, with the combining diffractive optical element in its object plane; a matrix of detectors in the image plane of the Fourier lens, capable of detecting intensity distributions; means for calculating the negative feedback signal based on these intensity distributions. | 2017-07-13 |
20170201064 | METHOD OF MANUFACTURING SEMICONDUCTOR LASER ELEMENT - A method of manufacturing a semiconductor laser element includes an element formation step of forming a plurality of semiconductor laser elements in a central portion of a wafer, the wafer including the central portion and a peripheral portion surrounding the central portion, a plating step of forming a plated layer having a groove in the form of a grid on a lower surface of the peripheral portion and not forming the plated layer on a lower surface of the central portion, a laser bar step of forming a laser bar by cutting off part of the central portion, and a singulation step of singulating the laser bar to form semiconductor laser elements. | 2017-07-13 |
20170201065 | Pointing Devices, Apparatus, Systems and Methods for High Shock Environments - Devices, apparatus, systems and methods for providing accurate linear and angular positioning with a payload mounted to a beam having freely moveable ends. The payload can be a laser pointer mounted on a firearm, which maintains the initial precise pointing during and after exposure in high G shock and vibration environments. Vertical and lateral adjustment controls can adjust minute changes in beam orientation. Precision adjustments can be performed in a zero G, one G, or high G environment and maintains the adjustment during and after being exposed to a high G shock or vibration environment. | 2017-07-13 |
20170201066 | MULTIMODE VERTICAL-CAVITY SURFACE-EMITTING LASER - We disclose a vertical-cavity surface-emitting laser (VCSEL) whose optical resonator can support multiple transverse resonator modes. The VCSEL has a plurality of electrodes that can apply individually controllable electrical currents to the active semiconductor region of the optical resonator and be configured to excite, e.g., a single selected transverse resonator mode or a desired linear combination of transverse resonator modes. In some embodiments, the VCSEL's optical resonator may have an effective lateral geometric shape that causes the excitable transverse resonator modes to correspond to the waveguide modes of a cylindrical optical fiber. | 2017-07-13 |
20170201067 | METHOD FOR IMPROVEMENT OF THE BEAM QUALITY OF THE LASER LIGHT GENERATED BY SYSTEMS OF COHERENTLY COUPLED SEMICONDUCTOR DIODE LIGHT SOURCES - A semiconductor optoelectronic system contains a primary semiconductor optoelectronic system, a first wavefront, a set of diffracting elements, and a second wavefront. The primary semiconductor electronic system is a single laser of a set of gain chips, bars, or stacks coherently coupled in an external resonator, the system is capable to generate a single vertical mode single lateral mode laser light. The near field on the first wavefront in the immediate vicinity of the system contains illuminated spots and dark spots, the latter dominate. The set of diffracting element transforms the near field of the laser light, and, hence, also the far field pattern, providing a significantly smaller beam divergence and, respectively, a higher brightness. | 2017-07-13 |
20170201068 | IMAGE DISPLAY DEVICE - An image display device includes a laser light source, a controller, a temperature acquisition unit, and an image forming unit. The laser light source emits a plurality of laser beams including a red laser beam, a green laser beam, and a blue laser beam. The controller controls lighting of the laser light source. The temperature acquisition unit obtains temperature information with respect to the laser light source. The image forming unit creates an image from the plurality of laser beams emitted from the laser light source. The controller varies a light output ratio between the plurality of laser beams, based on the temperature information obtained by the temperature acquisition unit. | 2017-07-13 |
20170201069 | DISTRIBUTED FEEDBACK SEMICONDUCTOR LASER ELEMENT - A DFB laser element includes an active layer | 2017-07-13 |
20170201070 | COMPACT LASERS WITH EXTENDED TUNABILITY - Consistent with the present disclosure, a compact laser with extended tunability (CLET) is provided that includes multiple segments or sections, at least one of which is curved, bent or non-collinear with other segments, so that the CLET has a compact form factor either as a singular laser or when integrated with other devices. The term CLET, as used herein, refers to any of the laser configurations disclosed herein having mirrors and a bent, angled or curved part, portion or section between such mirrors. If bent, the bent portion is preferably oriented at an angle of at least 30 degrees relative to other portions of the CLET. Alternatively, the curve or bend portion may be distributed over different sections of the CLET over a series of arcs, for example. The waveguide extending between the mirrors is continuous, such that light propagating along the waveguide is not divided or split. The waveguide also constitutes a continuous waveguide path. | 2017-07-13 |
20170201071 | QUANTUM CASCADE LASER | 2017-07-13 |