Yajun
Yajun Chen, Shenzhen CN
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20140104129 | Ultra-wideband antenna and terminal - The present disclosure discloses an ultra-wideband antenna, including: a coplanar waveguide feeder connected to a Radio Frequency (RF) excitation port on the PCB substrate at one end and to a tapering supporting arm at the other end; the tapering supporting arm connected to the coplanar waveguide feeder at one end and to a primary radiating closed-band-shaped monopole at the other end; the primary radiating closed-band-shaped monopole connected to the tapering supporting arm; a primary coupling patch located in the area closed by the closed band of the primary radiating closed-band-shaped monopole; a secondary radiating closed-band-shaped monopole connected to the primary radiating closed-band-shaped monopole through a metallic via; and a secondary coupling patch located in the area closed by the closed band of the secondary radiating closed-band-shaped monopole. The present disclosure also discloses an ultra-wideband terminal. With the antenna and the terminal of the present disclosure, space usage is reduced, facilitating development of an ultrathin terminal and widening bandwidth, and thus allowing the terminal to operate in the range of an ultrawide band. | 04-17-2014 |
20150080066 | MOBILE TERMINAL - Disclosed is a mobile terminal. The mobile terminal comprises an antenna body and a metal ring. The metal ring is provided on the mobile terminal without contacting the antenna body, and the vertical projection of the metal ring on a plane where the antenna body is located intersects the antenna body. By means of the disclosure, signal receiving performance of the mobile terminal is improved, and the loss caused by head and hand is reduced to a certain extent. | 03-19-2015 |
Yajun Chen, Beijing CN
Yajun Dong, Kunshan Jiangsu Province CN
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20160130118 | LANDING COVER SYSTEM FOR ESCALATOR FLOOR AND ESCALATOR SYSTEM - A landing cover system for an escalator floor and an escalator system are disclosed. The landing cover system includes at least two covers configured to form the surface of the escalator floor by matching the two covers together, a frame configured to support the at least two covers and a first water groove disposed at the inner side of the frame and configured to receive the fluid flowing from the at least two covers into the frame. The escalator system includes a first landing cover system disposed at the upper portion of the escalator system, a second landing cover system disposed at the lower portion of the escalator system and an electric driving system disposed between the first landing system and the second landing system to transport objects between the first landing system and the second landing system, wherein the first landing system and the second landing system are the landing systems described previously. The landing cover system for an escalator floor and the escalator system according to the present invention can enhance the waterproof performance of the escalator. | 05-12-2016 |
Yajun Han, Beijing CN
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20150227044 | SUPPORT STAGE - A support stage comprises a body; at least one pin hole disposed in the body; a lift pin which is received in the pin hole and movable upwards or downwards; at least one groove disposed on a hole wall of the pin hole; and balls which are accommodated in the groove and capable of freely rolling in the groove, wherein the groove is disposed around the lift pin, and is shaped and sized such that each ball is capable of rolling in the groove and a part of each ball projects beyond the hole wall of the pin hole even when the each ball is pressed by the lift pin. With the support stage according to the embodiment of the present invention, the balls are disposed in the groove of the pin hole. In this way, generation of the particles can be alleviated. | 08-13-2015 |
Yajun Hu, Huizhou City CN
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20150074539 | METHOD AND DEVICE FOR PROCESSING CONTACT INFORMATION GROUPS - A method and a device for processing contact information group are proposed. The method includes: entering a contact interface according to a first operation command from an user; displaying a contact in a contact list corresponding to a focus group as picked according to a second operation command from the user; and identifying a targeted group of the contact and moving the contact to the targeted group according to a third operation command from the user. By using the present invention, the user can rapidly groups all the contacts through a single operation interface. | 03-12-2015 |
Yajun Hu, Qingdao CN
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20130003792 | RECEIVING CIRCUIT, TRANSMITTING CIRCUIT, MICRO-CONTROLLER AND METHOD FOR POWER LINE CARRIER COMMUNICATION - A receiving circuit, a transmitting circuit, a micro-controller, and a method for power line carrier communication. The receiving circuit includes: an analog amplifier, a receiving filter, an analog-to-digital converter, a digital mixer, a digital filter, and a digital demodulator connected successively. The transmitting circuit includes: a digital modulator, a gain controller, a digital-to-analog converter, a transmitting filter, and a transmitting amplifier connected successively. The micro-controller includes a central processor and the receiving circuit or the transmitting circuit. The method for power line carrier communication can be implemented based on the receiving circuit or the micro-controller. The receiving circuit, the transmitting circuit, the micro-controller, and the method for power line carrier communication provided by present invention solve the defect of supporting only one modulation or demodulation mode in a conventional power line carrier communication system, and can process a power line carrier signal in different modulation or demodulation modes. | 01-03-2013 |
20130003900 | MICRO-CONTROLLER, PROCESSING METHOD AND DEVICE FOR POWER LINE CARRIER SIGNAL RECEPTION - The present invention provides a micro-controller, a processing method and device for power line carrier signal reception, where the method includes: an analog mixer mixes received power line carrier signals, an analog filter filters the mixed power line carrier signals, an analog-to-digital converter converts the filtered signals, a digital mixer mixes converted signals, a digital filter filters the mixed signals and a digital demodulator demodulates the filtered signals to obtain base band data. The present invention also provides a corresponding device and a micro-controller including the device. The technical solution of the present invention can modulate the carrier signals of any frequency to a fixed frequency through two-stage frequency mixing, so that demodulation of power line carrier signals with any frequency is possible. | 01-03-2013 |
Yajun Hu, El Dorado Hills, CA US
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20140061143 | Under Shelf Mounted Drawer - The invention relates to an under shelf mounted drawer and the mounting method. The drawer is assembled by an independently mesh container and a mounting unit which is installed on a shelf. The drawer is made of two meshes which are bended and welded together. It is wrapped by C rim on top edge, a pair of lugs welded on opposite top side of the drawer and a plastic part on it for better slide and stop. The mounting unit is attached to a shelf and has a pair of spaced apart drawer supports that support the drawer under a shelf When the drawer is mounted under the shelf, each lug on the drawer is hanged by the mounting unit which supports the drawer under the shelf. It is slidable between a closed position and an open position relative to the mounting unit. | 03-06-2014 |
20150208801 | Slidable storage container and sliding mechanism - Slidable storage container assembly is constructed through the main component of storage container and locating connection of the sliding trail. This assembly can reduce the maintenance costs and increase efficiency. The assembly is particularly applicable to mesh storage container. Moreover, the slidable storage container assembly and sliding trail has simple configuration, easy to mount and dismount. The storage container assembly includes the storage container and sliding device with fastening connection and locating connection. The assembly can be easily dismounted when the storage container and sliding device is malfunction or needs to be replaced. The procedures of position adjustment and dismounting of the main component can be avoided, that conveniently speeds up the installation and dismounting, therefore it is beneficial to the office and other uses. | 07-30-2015 |
20150232224 | Wrapped Rim - The wrapped rim provides an “S” shaped rim with simple configuration. It is easy to use in storage appliance. The cross section of the wrapped rim is “S” shaped; the upper and lower openings of the “S” shaped rim are used as the first and second inserting slots. The product provides wrap edges of two cross sections simultaneously through altering the shapes of wrapped rim. It is simple to process, easy to operate, and can eliminate the gap between the wrapped rim and product edge effectively through changing the shapes of wrapped rim. The part of wrapped rim to be touched frequently is arc shaped, that can avoid injury. The wrapped rim can not only serve as product protection and decoration, but also enhance the product strength. | 08-20-2015 |
20150342342 | Shelf - This invention provides a shelf with simple structures. It can be easily assembled and disassembled. The shelf includes a stand column, a main frame, a side frame and a metal bracket. The main frame and the side frame are connected to the stand column by metal bracket to make a shelf with two tiers or more. The stand column is connected to the metal bracket along with a setup of convex circle for the fixation. The shelf of this invention is firm and steady, easy to assemble and disassemble with high loading capacity. The shelf serves as a storage device with simple structure; moreover it is convenient for the transport, thus can be widely used in office supplies. | 12-03-2015 |
20160022034 | Modular locker Shelf - This invention provides a modular locker shelf with firm structure. It is easy to be assembled and disassembled. This locker shelf includes two side frames, a top shelf board and a bottom shelf board between two side frames; it also includes at least one middle side frame between top shelf board and bottom shelf board and one or more middle shelf board, which can be disassembled and connected with the side frame and middle side frame. The top shelf board and bottom shelf board can be disassembled and connected with two side frames. The space of the locker shelf can be flexibly changed according to needs, and can be placed in the locker to improve the organizing function of the storage. This shelf is easy for assembling and dissembling and it is also convenient for transport. As a result, it is beneficial to expanding the use of shelf. | 01-28-2016 |
Yajun Li, Beijing CN
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20130257766 | METHODS AND DEVICES FOR FLIPPING PAGES OF ELECTRONIC DATA AND ELECTRONIC APPARATUSES USING THE SAME - A method and device for flipping pages of electronic data and an electronic apparatus using the same are provided. According to the method, a touched position is detected when the touch panel is touched. The number of pages of electronic data to be flipped is determined according to the touched position. According to the method and device for flipping pages of electronic data and the electronic apparatus, users can achieve the page flipping with different numbers of pages to be flipped by performing the touch operation once. | 10-03-2013 |
20130311956 | INPUT ERROR-CORRECTION METHODS AND APPARATUSES, AND AUTOMATIC ERROR-CORRECTION METHODS, APPARATUSES AND MOBILE TERMINALS - An input error-correction method for a software keyboard is provided. The method includes: when entering an input key on the software keyboard, detecting if there is a sliding input; if there is a sliding input, obtaining a slide angle and a slide direction from the sliding input; and determining a target key to replace the input key according to the input key, the slide angle, and the slide direction for input error correction. | 11-21-2013 |
20150201055 | TELEPHONE DIALING DEVICE AND METHOD FOR AUTOMATIC CONVERSION - A telephone dialing method for automatic conversion is disclosed. The telephone dialing method is used in a call device. The method includes: receiving a subscriber number after the call device makes a call or answers the call corresponding to the subscriber number successfully; performing a conversion process for converting the subscriber number into a complete number; and storing the complete number corresponding to the subscriber. | 07-16-2015 |
20160134955 | SPEAKER, TELEVISION PROVIDED WITH THE SPEAKER AND MULTIMEDIA DEVICE - A speaker, a television provided with the speaker and a multimedia device are provided. The speaker includes a box body and a plurality of transducer units installed within the box body by means of parallel connection: front sound cavities of the plurality of transducer units are independent of each other, respectively; and the plurality of transducer units share one back sound cavity. The speaker possesses such advantages that it has a high sound pressure level output and a smaller power consumption, it is usable to reduce the back-cavity acoustic resistance, and it is usable to raise the lower frequency limit in the low frequency range. | 05-12-2016 |
Yajun Li, Oakdale, NY US
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20080308639 | Scanning devices and methods using surface emitting laser diodes - A bar code scanning device, system and method that utilizes one or more vertical cavity surface emitting laser diodes for producing at least one laser beam, where the vertical cavity surface emitting laser diodes are disposed on a substrate, and wherein the produced laser beam is substantially an essential single spatial mode laser beam. The bar code scanning device, system and method of present invention also comprise a photodiode attached to the substrate and arranged to receive at least a portion of the beam of light reflected off the scanned bar code or symbol. | 12-18-2008 |
20090103426 | OPTICAL INFORMATION RECORDING MEDIUM BASED ON INTERFERENCE OF CONVERGING SPHERICAL WAVES - An improved light-readable information recording medium is provided that comprises an optical data storage structure having lands and pits, in which the depth of the pits is about: | 04-23-2009 |
Yajun Li, Qingdao City CN
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20150316278 | AIR CONDITIONER HEAT-RADIATING CIRCULATION SYSTEM - Disclosed is an air conditioner heat-radiating circulation system, comprising a compressor ( | 11-05-2015 |
Yajun Wang, Beijing CN
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20110295626 | INFLUENCE ASSESSMENT IN SOCIAL NETWORKS - Social networks have become platforms to disseminate and market information and ideas. A social network, users, and interactions of users may be modeled by graphs, which may be analyzed to determine influential users. In one example, nodes within a graph may be concurrently grouped into node groupings. Influence values corresponding to node counts within node groupings may be assigned to nodes within node groupings. Influential nodes may be determined based upon the assigned influence values. In another example, degrees of nodes (e.g., an edge count of a node) may be used to determine influential nodes within the graph. Upon selecting a node, degrees of neighboring nodes of the selecting node may be discounted because the node was selected. In another example, trees corresponding to a current node and (e.g., maximum) influential paths from other nodes to the current node may be constructed and evaluated to determine a group of nodes. | 12-01-2011 |
20120116875 | PROVIDING ADVERTISEMENTS BASED ON USER GROUPING - Techniques for providing advertisements in association with electronic content are provided. The advertisements may be provided with electronic content that satisfies a content request made by a particular individual. The advertisements provided in association with the electronic content may depend on the results of an auction between advertisers submitting bids to have their respective advertisements provided in association with the electronic content. The bids may be submitted with respect to different value groups. Each value group includes individuals that may provide an estimated amount of value to a respective advertiser as a customer. | 05-10-2012 |
Yajun Wang, Naperville, IL US
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20100272441 | Methods and apparatus for performing directionless and contentionless wavelength addition and subtraction - In today's reconfigurable optical add/drop multiplexer (ROADM) based optical node, ROADMs multiplex (and demultiplex) colored optical signals to form wavelength-division multiplexed (WDM) signals. Transponders connected to the ROADMs' add/drop ports convert noncolored optical signals to colored optical signals (and vice versa). Dedicating transponders to given ports degrades the node's ability to route around network failures. Example embodiments of the invention include an optical node and corresponding method for routing optical signals within an optical node that compensate for this inflexibility. The optical node may include two ROADMs to transmit respective WDM signals onto at least two internode network paths and a routing module that can direct channels of the same wavelength along different internode network paths. Advantageously, a transponder may transmit (receive) different signals at the same wavelength to (from) different network node interfaces within the optical node, thereby improving the optical node's ability to route around network failures. | 10-28-2010 |
20130279856 | SYSTEMS AND APPARATUSES FOR PROVIDING CONVERSION FROM A FIRST OPTICAL CONNECTOR TO MULTIPLE SECOND OPTICAL CONNECTORS - An optical connector system having a first optical connector, a plurality of second optical connectors, and a mounting system hosting the first optical connector and the second optical connectors. The mounting system can be formed integrally with at least one pluggable optical device. The system also has a mechanism arranged to connect the first optical connector to the second optical connectors. The system also includes at least one further pluggable optical device having at least one optical interface optically coupled to the first optical connector of the at least one pluggable optical device. In one example, the pluggable optical device is a CFP device, and the further pluggable optical device is a QSFP+. With this configuration, the QSFP+ can accommodate at least one of a 40 G and 10 G interface capability. Also provided is a connector system and an apparatus (e.g., pluggable optical device) that enable such a capability. | 10-24-2013 |
20150055952 | INTRANODAL ROADM FIBER MANAGEMENT APPARATUSES, SYSTEMS, AND METHODS - An intranodal reconfigurable optical add/drop multiplexer (ROADM) fiber management apparatus, and a system employing the apparatus. The apparatus comprises a plurality of ingress optical ports, a plurality of egress optical ports, and a plurality of optical interconnections interposed between ones of the plurality of ingress optical ports and ones of the plurality of egress optical ports. Each of the plurality of ingress optical ports corresponds to one of the plurality of egress optical ports. Each one of the plurality of ingress optical ports is optically coupled by way of the optical interconnections to at least one of the plurality of egress optical ports. Each one of the plurality of egress optical ports is optically coupled by way of the optical interconnections to at least one of the plurality of ingress optical ports. | 02-26-2015 |
20150208146 | Methods and Apparatus for Providing Configuration Discovery Using Intra-Nodal Test Channel - Method and apparatus of an optical routing system (“ORS”) capable of automatically discovering intra-nodal fiber connections using a test channel transceiver (“TCT”) are disclosed. ORS, in one embodiment, includes a set of reconfigurable optical add-drop multiplexer (“ROADM”) modules, intra-nodal fiber connections, add-drop modules, and a test module. The ROADM modules are able to transmit or receive optical signals via optical fibers. The intra-nodal fiber connections are configured to provide optical connections. The add-drop modules are able to selectively make connections between input ports and output ports. The test module containing TCT is configured to identify at least a portion of intra-nodal connections of the ROADM via a test signal operating with a unique optical frequency. | 07-23-2015 |
Yajun Wang, South San Francisco, CA US
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20150285771 | IONIC STRENGTH-MEDIATED PH GRADIENT ION EXCHANGE CHROMATOGRAPHY - The present invention provides methods for analyzing compositions of polypeptides such as antibodies by ionic strength-mediated pH gradient ion exchange chromatography. In some aspects, the methods use a combination of pH gradients and ionic strength gradients to separate the polypeptide from charge variants of the polypeptide. In some aspects, the methods use a stable ionic strength to optimize the pH gradient separation window to separate the polypeptide from charge variants. Such methods are useful for analyzing polypeptide, e.g. antibodies, with a pI greater than 9 or a pI less than 7. In some aspects, the invention provides a multiproduct method for the analysis of polypeptides of varying pI's. | 10-08-2015 |
Yajun Wei, Eindhoven NL
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20130334563 | LED HAVING VERTICAL CONTACTS REDISTRUTED FOR FLIP CHIP MOUNTING - A light emitting diode (LED) structure has semiconductor layers, including a p-type layer, an active layer, and an n-Type layer. The p-type layer has a bottom surface, and the n-type layer has a top surface though which light is emitted. A copper layer has a first portion electrically connected to and opposing the bottom surface of the p-type layer. A dielectric wall extends through the copper layer to isolate a second portion of the copper layer from the first portion. A metal shunt electrically connects the second portion of the copper layer to the top surface of the n-type layer. P-metal electrodes electrically connect to the first portion, and n-metal electrodes electrically connect to the second portion, wherein the LED structure forms a flip chip. Other embodiments of the methods and structures are also described. | 12-19-2013 |
20140061714 | P-N SEPARATION METAL FILL FOR FLIP CHIP LEDS - A light emitting diode (LED) structure ( | 03-06-2014 |
Yajun Wei, Cincinnati, OH US
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20140332755 | DIODE BARRIER INFRARED DETECTOR DEVICES AND SUPERLATTICE BARRIER STRUCTURES - Diode barrier infrared detector devices and superlattice barrier structures are disclosed. In one embodiment, a diode barrier infrared detector device includes a first contact layer, an absorber layer adjacent to the first contact layer, and a barrier layer adjacent to the absorber layer, and a second contact layer adjacent to the barrier layer. The barrier layer includes a diode structure formed by a p-n junction formed within the barrier layer. The barrier layer may be such that there is substantially no barrier to minority carrier holes. In another embodiment, a diode barrier infrared detector device includes a first contact layer, an absorber layer adjacent to the first contact layer, a barrier layer adjacent to the absorber layer, and a diode structure adjacent to the barrier layer. The diode structure includes a second contact layer. | 11-13-2014 |
20140374701 | Superlattice Structures and Infrared Detector Devices Incorporating the Same - Embodiments of strain-balanced superlattice infrared detector devices and their fabrication are disclosed. In one embodiment, an infrared detector device includes a first contact layer, and absorber superlattice region, a wider gap unipolar barrier region, and a second contact layer. The absorber superlattice region has a period defined by a first InAs layer, strain-balancing structure, a second InAs layer, and an InAsSb layer. The strain-balancing structure comprises an arbitrary alloy layer sequence containing at least one constituent element of aluminum or phosphor, e.g., InGaAs, AlInAs InAsP. In another embodiment, the absorber superlattice region has a period defined by a first InAs layer, first strain-balancing structure, a second InAs layer, a first GaSb layer, a second strain-balancing structure, and a second GaSb layer. The first strain-balancing structure includes at least one constituent element of aluminum or phosphor, e.g., InGaAs, AlInAs InAsP. The second strain-balancing structure includes GaInSb and GaSb. | 12-25-2014 |
20150295108 | Tunneling Barrier Infrared Detector Devices - Embodiments of the present disclosure are directed to infrared detector devices incorporating a tunneling structure. In one embodiment, an infrared detector device includes a first contact layer, an absorber layer adjacent to the first contact layer, and a tunneling structure including a barrier layer adjacent to the absorber layer and a second contact layer adjacent to the barrier layer. The barrier layer has a tailored valence band offset such that a valence band offset of the barrier layer at the interface between the absorber layer and the barrier layer is substantially aligned with the valence band offset of the absorber layer, and the valence band offset of the barrier layer at the interface between the barrier layer and the second contact layer is above a conduction band offset of the second contact layer. | 10-15-2015 |
Yajun Wei, Loveland, OH US
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20130193476 | LIGHT EMITTING DEVICE WITH REDUCE EPI STRESS - Elements are added to a light emitting device to reduce the stress within the light emitting device caused by thermal cycling. Alternatively, or additionally, materials are selected for forming contacts within a light emitting device based on their coefficient of thermal expansion and their relative cost, copper alloys being less expensive than gold, and providing a lower coefficient of thermal expansion than copper. Elements of the light emitting device may also be structured to distribute the stress during thermal cycling. | 08-01-2013 |
20150318459 | LIGHT EMITTING DEVICE WITH REDUCED EPI STRESS - Elements are added to a light emitting device to reduce the stress within the light emitting device caused by thermal cycling. Alternatively, or additionally, materials are selected for forming contacts within a light emitting device based on their coefficient of thermal expansion and their relative cost, copper alloys being less expensive than gold, and providing a lower coefficient of thermal expansion than copper. Elements of the light emitting device may also be structured to distribute the stress during thermal cycling. | 11-05-2015 |
Yajun Yang, Yinchuan City CN
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20160022822 | MELOXICAM EYE DROPS AND PREPARATION METHOD AND USE THEREOF - Disclosed are meloxicam eye drops and the preparation method and use thereof. The eye drops contain active ingredient meloxicam or a pharmaceutically acceptable salt thereof, a solubilizer, a stabilizer, a pH adjusting agent, an antimicrobial agent and an osmotic pressure adjusting agent, wherein the solubilizer is one of hydroxypropyl-β-cyclodextrin, sulfobutylether-β-cyclodextrin, and β-cyclodextrin or a mixture thereof, and the stabilizer is one of polymer povidone, sodium hyaluronate, and hypromellose or a mixture thereof. | 01-28-2016 |
Yajun Yi, Nashville, TN US
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20140308202 | NF-KB GENE SIGNATURE PREDICTS PROSTATE AND BREAST CANCER PROGRESSION - The present invention is drawn to methods of assessing hormonally-regulated cancers such as prostate and breast, by examining the expression of particular genes disregulated in this disease state. | 10-16-2014 |
Yajun Yu, Shanghai CN
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20140329800 | TRI-HETEROCYCLIC DERIVATIVES, PREPARATION PROCESS AND USES THEREOF - The present invention relates to a tri-heterocyclic derivatives, preparation process and uses thereof, specifically relates to a tri-heterocyclic derivatives of the formula (I) or a pharmaceutically acceptable salt thereof, preparation process, and further relates to a pharmaceutically acceptable composition comprising compounds of formula (I), or a pharmaceutically acceptable salt thereof, and their pharmaceutical use as inhibitors of kinase. | 11-06-2014 |
Yajun Yu, Shenzhen CN
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20120257405 | BACKLIGHT MODULE AND LIGHT GUIDE PLATE FIXTURE THEREOF - The present invention discloses a backlight module and a light guide plate (LGP) fixture thereof, wherein the LGP fixture comprises a LGP, a heat dissipation base and a plurality of clamps. The heat dissipation base is planar and correspondingly disposed below the LGP. The heat dissipation base is installed with the clamps on sides of the LGP. Each of the clamps has a bottom portion, and a retaining plate and at least one upright plate are vertically formed from the bottom portion. The upright plate and the retaining plate are clamped on the heat dissipation base, and the clamps are used to position the LGP. | 10-11-2012 |
20120287673 | FIXED STRUCTURE OF MODULARIZED LIGHT GUIDE PLATE AND BACKLIGHT MODULE HAVING THE SAME - The patent application relates to a fixed structure of modularized light guide plate and a backlight module, wherein the fixed structure includes a back board, a display panel, a light source, an optical module arranged between the back board and the display panel for receiving the light of the light source, and an aluminum extrusion. The aluminum extrusion is located on the upper part of the back board and is fixed on the back board. The optical module is clamped and fixed on the aluminum extrusion. By setting a clamping mechanism between the optical module and the aluminum extrusion, wherein the optical module is arranged between the back board and the display panel for receiving the light of the light source, the patent application realizes the limiting in Z-axis direction for the optical module in order to limit the movement of the optical module, prevents the optical module from being drooped and deformed due to its own weight when the liquid crystal display is inverted, and from colliding the other components in the backlight module and damaging the backlight module. Meanwhile, the ultrathin design is beneficial for guaranteeing the light incidence surface of the light source aligned with the light emission surface thereof centrally and avoiding light lose. | 11-15-2012 |
20130010498 | LIGHT GUIDE PLATE AND A BACKLIGHT DISPLAY MODULE - The present invention provides a light guide plate. The light guide plate comprises at least two daughter light guide plates and a connection member. Each daughter light guide plate disposes two locating posts respectively on two sides thereof, which can be engaged with the connection member to make the two daughter light guide plates be interconnected so that forming one large area light guide plate. The present invention also relates to a backlight display module. The light guide plate and the backlight module of the present invention has a less manufacture difficulty and a low transportation cost and can realize the use of the large area light guide plate, so that avoiding the problems of the large area light guide plate being difficult to be manufactured and having the high transportation cost in the prior art. | 01-10-2013 |
20130016309 | Backlight module and liquid crystal display using the sameAANM Wang; LifengAACI ShenzhenAACO CNAAGP Wang; Lifeng Shenzhen CNAANM Yu; YajunAACI ShenzhenAACO CNAAGP Yu; Yajun Shenzhen CN - The utility model discloses a backlight module and a liquid crystal display (LCD) using the backlight module. The backlight module comprises a light guide plate and a clamp for fixing the light guide plate. The light guide plate is formed by splicing of more than two sub-light guide plates. The backlight module used for the LCD of the utility model is characterized in that sub-light guide plates of modular design are used, and the light guide plate applicable to any sizes of the LCD can be formed by splicing of the sub-light guide plates. The backlight module has advantages of convenient processing and assembly, productivity improvement, material waste reduction and backlight module cost decrease. | 01-17-2013 |
20130114289 | Backlight Module that Enhances Heat Dissipation of LED Light Source and Display Device - The present invention relates to a backlight module that enhances heat dissipation of LED light sources and a display device. The backlight module that enhances heat dissipation of LED light sources includes an LED light strip, a back panel, a mixed coating layer including two materials, and a thermal diode/triode. The LED light strip is arranged on the back panel. The mixed coating layer is interposed between the LED light strip and the back panel and contacts both for transfer of heat. The thermal diode/triode is connected to the mixed coating layer to control temperature of the mixed coating layer. In operation, through regulation of temperature, the thermal diode/triode makes vibration frequencies of the two materials of the mixed coating layer consistent with each other at a given temperature. The display device includes the above descried backlight module that enhances heat dissipation of LED light sources. The present invention realizes obstruction free transfer of heat from the LED light strip to the aluminum extrusion or the back panel, eliminating bottleneck of heat conduction path; reduces the temperature of the LED light strip, extending the overall lifespan of the LED light strip; and eliminates the use of thermal pad in the backlight module so as to facilitate designing narrow side frame of the backlight module. | 05-09-2013 |
20130141894 | Slim Bezel Backlight Module of Liquid Crystal Display Device - The present invention provides a slim bezel backlight module of liquid crystal display device, which includes: a bezel, a back panel, a connection member, and a plastic frame arranged on the back panel. The bezel includes a front plate that forms a displaying opening and a side plate extending downward from one end of the front plate. The back panel includes a bottom board that is opposite to the front plate. The front plate of the bezel forms a first through hole. The plastic frame forms a through hole corresponding to the first through hole. The bottom board of the back panel forms a second through hole corresponding to the first through hole. The connection device includes a connection member and a locking member mating the connection member. The connection member includes a base section and an extension section extending downward from the base section. The base section is riveted in the first through hole in such a way that a free end face of the base is lower than or flush with an upper surface of the front plate. The extension section extends through the through hole and runs through the second through hole to engage the locking member. The locking member is positioned against the bottom board of the back panel to thereby fix the bezel to the back panel. | 06-06-2013 |
20130141943 | Slim Bezel Backlight Module of Liquid Crystal Display Device - The present invention provides a slim bezel backlight module of liquid crystal display device, which includes: a bezel, a back panel, a connection member, and a plastic frame arranged on the back panel. The bezel includes a front plate that forms a displaying opening and a side plate extending downward from an end of the front plate. The back panel includes a bottom board that is opposite to the front plate. The front plate of the bezel is recessed to form a first extruded threaded hole having internal threading. The bottom board of the back panel forms a bore corresponding to the first extruded threaded hole. The plastic frame forms a through hole corresponding to the bore. The connection member extends through the through hole and has two ends respectively mating and connecting the first extruded threaded hole of the front plate of the bezel and the bore of the bottom board of the back panel to thereby fix the bezel to the back panel. The present invention saves a great amount of space and sites on the plastic frame and the back panel and avoids removal of material in a large area of the plastic frame for not interfering with the bumps of the bezel and the bumps of the thereby guaranteeing the structural strength of the plastic frame and helping the sliming of the bezel for the backlight module. | 06-06-2013 |
20130208448 | Backlight Module - The present invention provides a backlight module, which includes a backboard, a backlight source arranged inside the backboard, a diffusion board mounted on the backboard, and a reflection member arranged inside the backboard. The backlight source emits light that directly enters or is reflected by the reflection member to get incident to the diffusion board. The reflection member includes a bracket and a reflection unit mounted on the bracket. The bracket is made of paper material and has a concave curved surface. The reflection unit is mounted on the concave curved surface. The backlight module is configured to arrange the reflection unit on the paper-made bracket to form the reflection member that can replace the existing reflection plate. Since the paper material has a low cost and is easy to shape, the manufacture cost of the reflection member and thus the whole backlight module are reduced. | 08-15-2013 |
20130215356 | Connecting Piece for Backlight Module, Backlight Module and LCD Device - The invention relates to the field of LCDs, and more particularly to a connecting piece for a backlight module, a backlight module and an LCD device having the connecting piece. The connecting piece of the invention includes a column shaft, both ends of the column shaft are respectively provided with clamping caps; an upper rubber frame, a lower rubber frame or a backplane, a light guide plate, an optical film, and a reflector plate of the backlight module are respectively provided with through holes, and the column shaft of the connecting piece penetrates through the through holes and positions and locks the upper rubber frame, the lower rubber frame or the backplane, the light guide plate, the optical film, and the reflector plate by the clamping caps. The invention breaks through the concept of the fastener matching structure of the backlight module in the prior art, and designs a connecting piece for a backlight module with the functions of positioning and locking; the positioning and locking structure enables the backlight module to be assembled simply, conveniently, and efficiently. | 08-22-2013 |
20130242224 | Backlight Module and LCD Device - The invention provides a backlight module and a LCD device. The backlight module includes a side frame, and a rear panel; the rear panel is provided with a side wall fixedly matched with the side frame, the side wall of the rear panel is provided with a light source, and a gap is reserved between the top of the side wall and the side frame. The invention can effectively block the path that the heat at the side of the light source is transferred to the LCD panel, and can effectively prevent the risk of the liquid crystal liquefaction of the LCD panel, thereby improving the optical display taste of the LCD panel. | 09-19-2013 |
20130257705 | Backlight Module and LCD Device - The invention provides a backlight module and an LCD device. The backlight module includes an LGP, point light source(s), and a backplane. The side wall of the backplane is provided with a pit extending to the outside of the backlight module relative to the light incident surface of the LGP, and the light sources are arranged on the pit. In the invention, because the position of the backlight module where the light sources are fixed is provided with the pit, the distance between the light source and the inner edge of the rubber frame is added due to pit, i.e. the A value is increased. Thus, the dark zones between every two LEDs of the light source can be effectively eliminated, and hotspot can be prevented from occurring in the active area of the LCD device. Meanwhile, after the A value is increased, corresponding A value can be selected to enable the frame of the LCD device to be narrowed, namely the A value is between the critical value that the hotspot cannot occur and the maximum A value obtained by the pit; thus, the frame of the LCD device becomes narrower, and the active area of the LCD device is increased. | 10-03-2013 |
20130258230 | Outer Frame of Display Device, Backlight Module and LCD Device - The invention provides an outer frame for a display device, a backlight module and an LCD device. The outer frame includes at least two sections; the sections include a mounting section for arranging the light source of the backlight module. In the invention, because the outer frame of the backlight module is divided into multiple sections, and one of the sections is used as a mounting section for arranging the light source, the light source is arranged on the mounting section of the outer frame when being assembled, and the required assembling action is simple in the assembling process; thus, the step of assembling the light source on the backplane or aluminum extrusion is omitted, and the assembling technology is simplified. In addition, when replacing the light source of the backlight module, only the mounting section of the outer frame is removed, and then the light source is replaced on the outer frame. Thus, most components of the backlight module are exposed into air because many components are removed, causing dust to enter inside the backlight module to affect the optical performance of the backlight module can be avoided, the replacement process of the light source can be simplified, and the stability of the LCD device can be increased. | 10-03-2013 |
20130258231 | LIQUID CRYSTAL DISPLAY MODULE AND FRAME STRUCTURE THEREOF - The present invention provides a frame structure of a liquid crystal display module, comprises a front frame having a slot defined in a displaying surface thereof. A backframe is partially disposed within the front fame. The backframe is provided with an embossed portion engaged into the slot. The present invention further provides a liquid crystal display module. The present invention can effectively prevent the external and excessive force from creating a deformation of the front frame when external and excessive force is applied to drive a screw to interlock the front frame and the backframe. Accordingly, the unwanted deformation which may jeopardize the aesthetic appearance and leakage of light source can be completely avoided. | 10-03-2013 |
20130258240 | Backlight Module and LCD Device Comprising Backlight Module - The invention provides a backlight module and an LCD device including the backlight module. The backlight module includes an LGP, a lightbar optically coupled with the LGP, and an outer frame. The lightbar is arranged on the outer frame from the inner side of the backlight module. In the invention, because the lightbar is arranged on the outer frame of the backlight module, the lightbar can directly exchange heat with the outside air via the outer frame to dissipate heat; because the lightbar is directly arranged on the outer frame, the heat conduction path is shortened to a great extent. Thus, the heat emitted by the lightbar can be dissipated via the outer frame in time; the inside temperature of the backlight module is reduced, the stability and the service life of the components in the backlight module are increased, and the phenomenon that the stability of the LCD panel is affected by overhigh temperature is avoided. | 10-03-2013 |
20130258713 | Backlight Module, LCD Device and Light Source of Backlight Module - The invention provides a backlight module, an LCD device and a light source of the backlight module. The backlight module includes an LED chip, and a heat sink; the LED chip and a circuit thereof are directly arranged on the heat sink. In the invention, because the LED chip of the backlight module and the circuit thereof are directly arranged on the heat sink, heat emitted by the LED chip can be conducted out through the heat sink with good heat dissipation effect; thus, the inside temperature of the backlight module is reduced, and the heat dissipation efficiency of the backlight module is increased. | 10-03-2013 |
20130271691 | Backlight Module and LCD Device - The invention provides a backlight module and an LCD device. The backlight module includes a backplane, a middle frame, a light source, and an LGP optically coupled with the light source; the backplane, the middle frame and the LGP form a long and narrow cavity on the light incident side inside the backlight module, and the light source is arranged in the cavity; the long and narrow cavity wall of the cavity is provided with air vents which enable convection to be formed between the air inside the cavity and the air outside the cavity. In the invention, because the cavity wall of the cavity formed by the backplane, the middle frame and the LGP inside the backlight module around the lightbar is provided with air vents extending to the outside of the backlight module, convection is formed between the air with higher temperature inside the cavity and the air with lower temperature outside the cavity by the air vents. Thus, heat exchange is conducted between the heat in the cavity of the backlight module and the outside air in time, and the temperature in the cavity of the backlight module and the temperature of the cavity wall are reduced. | 10-17-2013 |
20130322066 | Connection Wire Structure of Direct Light Bar and Connection Method Thereof - The present invention relates to a connection wire structure of a direct light bar and a connection method thereof. The connection wire structure of the direct light bar includes a plurality of light bars and connection wires, and a circuit board. Each light bar includes a wiring board that includes a first exposed copper zone that includes a hole to serve as a circuit connection contact. The circuit board includes a second exposed copper zone that includes a hole to serve as a circuit connection contact. Each of the connection wires has two ends to each of which a copper ring is connected. The two copper rings of each of the connection wires are respectively connected to the first exposed copper zones or the second exposed copper zones corresponding thereto by coupling pieces so as to establish electrical connection. A connection method of the direct light bar is also provided. | 12-05-2013 |
20130343812 | SHEET METAL PART FOR LCD DEVICE, LCD DEVICE, AND METHOD FOR MANUFACTURING SHEET METAL PART - The present disclosure relates to the field of liquid crystal displays (LCDs), and more particularly to a sheet metal part for an LCD device, an LCD device, and a method for manufacturing a sheet metal part for an LCD device. The sheet metal part comprises an inner hole flange, the flange comprises an internal thread, and a circumference of a cross section of the inner hole comprises at least one protrusion protruding to a direction of a center of circle of cross section of the inner hole. The sheet metal part for the LCD device of the present disclosure comprises the inner hole flange. The flange comprises the internal thread, and the circumference of the cross section of the inner hole comprises at least one protrusion protruding to the direction of the center of circle of cross section of the inner hole. The protrusion changes a shape of the inner hole, so that the inner hole is not a complete circular hole any more. After tapping the standard internal thread on the flange, the thread tooth of the protrusion is deep, thereby bearing much torsion; the thread teeth of other parts are shallow, the thread wall is thick; thus, the strength of the inner hole is increased, thereby improving the locking reliability of the thread of the inner hole on the whole. | 12-26-2013 |
20140016332 | PROTRUSION STRUCTURE PROCESSING METHOD OF BACKPLANE AND BACKPLANE - At least one stress concentration factor is arranged in a bending position of forming the protrusion structure on a surface of the backplane. Then, a shape of the protrusion structure is formed by stamping. In the present disclosure, because the bending position during stretching the protrusion structure is firstly configured with a plurality of stress concentration factors in the stretching process of the protrusion structure, when the protrusion structure is stretched, stress concentration occurs in the position with the stress concentration factors. | 01-16-2014 |
20140022488 | Liquid Crystal Display Device and Backlight Module Thereof - The present invention provides a backlight module which comprises a waveguide, an optical film, an elastic frame, and dowel pins. Wherein at least corners of the optical film is securely attached to the elastic frame, and wherein the dowel pints are attached to the elastic frame, and the optical film is disposed on top of the waveguide. Wherein corners of the optical film are provided with openings with which the optical films are readily positioned with respect to the waveguide by extending the dowel pins through the openings. And wherein the strength of the dowel pins is stronger than the strength of the elastic frame. The present invention further provides a liquid crystal display device incorporated with the backlight module disclosed above. By this arrangement, once the positioning of the optical films can he ensured, the optical quality of the backlight module can also be ensured. | 01-23-2014 |
20140028948 | Backboard Structure, Backlight Module, Liquid Crystal Display Module - The present invention provides a backboard, a backlight module, and a liquid crystal display device. The backboard is configured by at least two units interconnected together, wherein the backboard includes a bottom and sidewall extending from edge of the bottom, wherein the sidewall is provided with at least a fastener which is implemented by attaching a screw onto the sidewall. The backboard is configured by two interconnected units so as to reduce the manufacturing cost. The backlight module and the liquid crystal display device are also benefited with reduced manufacturing cost. The backboard is provided with fastener implemented by attaching a screw. Accordingly, this arrangement is specially suitable for the situation in Which the fasteners can not be integrally formed with the backboard. This arrangement is further beneficial for the assembling of the backlight module. | 01-30-2014 |
20140132884 | POSITIONING DEVICE, BACKLIGHT MODULE, AND LIQUID CRYSTAL DISPLAY - A positioning device of a backlight module is disclosed. The positioning device is for positioning a reflective sheet and a light guiding plate. The reflective sheet and the light guiding plate are respectively fixed on the positioning device such that the reflective sheet moves together with the light guiding plate. The backlight module and a liquid crystal display are also disclosed. By adopting the positioning device, the reflective sheet moves together with the light guiding plate such that the location of the reflective sheet is not affected in the assembly process of the light guiding plate. As the reflective sheet is precisely positioned and there is also a buffer for engaging the inflation of the reflective sheet, the optical uniformity is enhanced. | 05-15-2014 |
20150355675 | DISPLAY DEVICE - A display device includes a base ( | 12-10-2015 |
20150362786 | DEVICE FOR FIXING QUANTUM STRIP OF DISPLAY - The present disclosure relates to the technical field of liquid crystal display, and particularly, relates to a device for fixing a quantum strip of a display. The device includes: a first support extending along a first direction, which first support is capable of clamping the long ineffective part of the quantum strip and being fixedly connected to the shell of the display, and which first support is provided with a connecting portion on one end in the first direction; a second support extending along the first direction, which second support is capable of clamping the effective part of the quantum strip and being fixedly connected to the shell of the display, and which second support is provided with connecting portions on both ends in the first direction, wherein the first support is connected to the second support on at least one end of the second support. The device according to the present disclosure can be flexibly spliced based on different numbers of the quantum strips, and a plurality of backlight incidences, including single-long incidence, double-long incidence, single-short incidence and double-short incidence and the like, can be achieved simultaneously. | 12-17-2015 |
20160004117 | CURVATURE-ADJUSTABLE BACKPLANE AND LIQUID CRYSTAL DISPLAY DEVICE HAVING SAME - The present invention provides a curvature-adjustable backplane and a liquid crystal display device having the backplane. The curvature-adjustable backplane includes a bottom plate ( | 01-07-2016 |
Yajun Yu, Shenzhen, Guangdong CN
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20150362790 | BACKLIGHT MODULES, LIQUID CRYSTAL DEVICES, AND OLED DISPLAY DEVICES - A backlight module including a back plate and a heating device is disclosed. The back plate includes a passive layer and an active layer adhered below the passive layer, wherein a coefficient of heat expansion of the active layer is greater than that of the passive layer. The heating device is configured for controlling a heating temperature of the back plate so as to adjust a rate of curvature of the back plate toward a liquid crystal panel. In addition, a LCD and an OLED display device are also disclosed. The rates of curvature of the backlight module, the LCD, and the OLED display device may be adjusted accordingly. | 12-17-2015 |
Yajun Zhang, Beijing CN
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20120214439 | METHOD, APPARATUS, AND MOBILE PHONE FOR MEASURING AND DISPLAYING INTERNET TRAFFIC OF MOBILE PHONE - An apparatus for measuring and displaying Internet traffic of a mobile phone, includes a traffic measurement module and a traffic displaymodule. The apparatus also includes a SIM card account creation module configured to create a SIM card account for each of a plurality of SIM cards. The traffic measurement module measures the Internet traffic of each of the SIM card accounts. The traffic display module displays the Internet traffic of each of the SIM card accounts. The Internet traffic of each SIM card on the mobile phone may be measured and displayed. | 08-23-2012 |
Yajun Zhang, Shanghai CN
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20150085058 | CLASSES OF MEETING PARTICIPANT INTERACTION - A technology for interacting with a collaborative videoconferencing environment is disclosed. A display having a substantially “L-shaped” configuration allows for display of collaborative materials and video of remote participants simultaneously, which provides for a more natural interaction for a meeting participant interacting with the collaborative materials. Meeting participants in the collaborative videoconferencing environment can be classified based on position with respect to the environment, or their likely interaction profile. The technology can configure a meeting experience based on the classification of the meeting participant. | 03-26-2015 |
20150085061 | IMMERSIVE AND INTERACTIVE VIDEOCONFERENCE ROOM ENVIRONMENT - An arrangement for a collaborative videoconferencing environment is disclosed. A display having a substantially “L-shaped” configuration allows for display of collaborative materials and video of remote participants simultaneously, which provides for a more natural interaction for a meeting participant interacting with the collaborative materials. Additionally, a camera is arranged to focus on the meeting participants shoulder while the meeting participant is interacting with the collaborative materials. Such location of the camera provides a more natural view of the collaborator to remote users. | 03-26-2015 |
20150085065 | MULTI-SITE SCREEN INTERACTIONS - A technology for interacting with a collaborative videoconferencing environment is disclosed. A display having a substantially “L-shaped” configuration allows for display of collaborative materials and video of remote participants simultaneously, which provides for a more natural interaction for a meeting participant interacting with the collaborative materials. Meeting participants in the collaborative videoconferencing environment, both locally and remote, can simultaneously interact with the same content as if they were in the same location. | 03-26-2015 |
20150089393 | ARRANGEMENT OF CONTENT ON A LARGE FORMAT DISPLAY - A technology for arrangement of interactive content on a large format display is disclosed. A heuristic determines content most likely to be interacted with by a user and rearranges content on the large format display to be closest to the user. For example, a window that was most recently interacted with can be arranged to be closest to a coordinate on the large format display that is closest to a user. Additionally, a display having a substantially “L-shaped” configuration allows for display of collaborative materials and video of remote participants simultaneously, which provides for a more natural interaction for a meeting participant interacting with the collaborative materials. | 03-26-2015 |
Yajun Zhang, Shenzhen CN
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20110270854 | METHOD AND DEVICE FOR DRM FILE CONVERSION - A method for DRM file conversion is provided in an embodiment of the present disclosure, including: parsing a multipurpose Internet mail extensions (MIME) parameter in a rights type system of a DRM file to obtain file types and rights formats to which the DRM file can be converted; and converting, according to the file types and rights formats to which the DRM file can be converted, the DRM file into a file type and a rights format in the file types and rights formats to which the DRM file can be converted, where the file type and rights format is supported by a DRM system that receives the DRM file. A device for DRM file conversion is provided in another embodiment of the present disclosure. | 11-03-2011 |
20150181285 | Media Playback Method, Control Point, and Terminal - The present invention provides a media playback method, where a control point controls a media playback device to play a first media, where the control point acquires a resolution supported by the media playback device; acquires, according to the resolution supported by the media playback device, address information of the first media to be sent to the media playback device; and sends the address information of the first media to the media playback device, so that the media playback device plays the first media according to the address information of the first media. Embodiments of the present invention are advantageous because the control point can select, according to the resolution supported by the media playback device, a media resource of a corresponding resolution, and push the media resource of the corresponding resolution to the media playback device. | 06-25-2015 |
20150365248 | Device Selection Method and Apparatus - A device selection method and apparatus is disclosed, where the method includes: responding, by a control device, to a selection operation of a user, and determining a pointing direction of the control device and/or a deflection angle of the control device according to sensing data collected by a sensor of the control device; and determining, according to the pointing direction of the control device and/or the deflection angle of the control device, a home network device selected by the user, so that a correctness rate of home network device selection is increased effectively. | 12-17-2015 |
20150378860 | Method for Identifying Device, and Device - A method for identifying a device comprising generating, by a control device, an identification identifier of a multimedia device according to device description information of the multimedia device, sending the identification identifier to the multimedia device, so that the multimedia device displays the identification identifier, acquiring, by the control device, the identification identifier displayed by the multimedia device and an appearance image of the multimedia device, and acquiring the device description information according to the identification identifier displayed by the multimedia device, and associating, by the control device, the device description information with the appearance image of the multimedia device, so that a user equipment identifies the multimedia device according to the appearance image. | 12-31-2015 |
Yajun Zhao, Shenzhen City CN
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20150282035 | BASE STATION HANDOVER METHOD AND SYSTEM FOR COMMUNICATIONS SYSTEM - A base station handover method and system for a communication system are provided. The method includes: a serving base station triggering a bi-casting operation according to information reported by a user equipment, adding a communication context of a target base station into a Mobile Management Entity (MME), and the MME notifying a Serving GateWay (SGW) to store two communication routes; the SGW communicating with the serving base station and the target base station after the triggering of bi-casting is completed; and the serving base station interacting with the user equipment, and handing over the user equipment from the serving base station to the target base station. By means of the technical scheme according to the embodiments of the present document, the complexity of base station handover can be reduced, the efficiency of base station handover can be increased, and at the same time the practicability is enhanced. | 10-01-2015 |
Yajun Zhao, Beijing CN
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20100282645 | PRE-PASSIVATION PROCESS FOR A CONTINUOUS REFORMING APPARATUS, AND PASSIVATION PROCESS FOR A CONTINUOUS REFORMING APPARATUS DURING THE INITIAL REACATION - The present invention relates to a pre-passivation process for a continuous reforming apparatus prior to the reaction, or a passivation process for a continuous reforming apparatus during the initial reaction, comprising loading a reforming catalyst into the continuous reforming apparatus, starting the gas circulation and raising the temperature of a reactor, injecting sulfide into the gas at a reactor temperature ranging from 100-650° C., controlling the sulfur amount in the recycle gas within a range of 0.5-100×10 | 11-11-2010 |
20110212738 | METHOD, APPARATUS AND SYSTEM FOR ESTIMATING CHANNELS - A method, an apparatus and a system for estimating channels are disclosed. A method for estimating channels includes: receiving downlink signals inclusive of reference signals from two or more Access Points (APs), where the relative frequency shift between reference signals sent by different APs is zero; and performing channel estimation according to the reference signals. Another method for estimating channels includes: receiving downlink signals inclusive of reference signals from two or more APs, where for a first AP and a second AP among the two or more APs, a specific time-frequency lattice in the downlink signals sent by the first AP includes no data signal, and the specific time-frequency lattice corresponds to a time-frequency lattice utilized by the second AP to send a reference signal; and performing channel estimation according to the reference signals. The technical solution disclosed herein eliminates the interference between the reference signal and the data signal, enables the UE to estimate the channel value between the UE and the cooperative APs accurately, and improves the UE performance. | 09-01-2011 |
20110235603 | METHOD, NETWORK DEVICE AND SYSTEM FOR DETERMINING RESOURCE MAPPING IN COORDINATED MULTI-POINT TRANSMISSION - A method, a network device, and a system for determining resource mapping in CoMP transmission are disclosed. The method includes: the cooperative cells that perform CoMP transmission for a UE negotiate a mapping rule used by the cooperative cells when the status of the CoMP transmission of the UE changes, where the mapping rule includes the number of and position of OFDM symbols allocated to a PDCCH domain and/or a data channel domain; and the negotiated mapping rule is notified to the UE. In this embodiment, before the downlink signals are transmitted, the mapping rule used by each cooperative cell for CoMP transmission is negotiated between the cooperative cells, and therefore, the UE can accurately receive the signal sent by multiple cooperative cells and the performance of CoMP transmission in the system is improved. | 09-29-2011 |
20120099547 | METHOD, APPARATUS, AND SYSTEM FOR PROCESSING REFERENCE SIGNAL - Embodiments of the present invention disclose a method, an apparatus, and a system for processing a reference signal. The present invention relates to the field of radio communications technologies, and solves a technical problem that it is impossible to meet a requirement for measurement of downlink channels of multiple cells in a coordinated multipoint transmission/reception (CoMP) scenario in the prior art. According to the embodiments of the present invention, a reference signal is sent in a specified pilot position to a target user equipment (UE) where data puncturing is performed, in positions corresponding to the specified pilot position, with respect to data symbols simultaneously sent by an evolved NodeB (eNB) to which another cell in a CoMP set of the UE belongs, and the specified pilot position is orthogonally separated from a reference signal pilot position of the another cell in the CoMP set. | 04-26-2012 |
Yajun Zhou, Xi'An City CN
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20120313273 | SHAPE-RESTORING DEVICE AND A RESTORING METHOD FOR DISTORTED FILMSTRIPS - A shape-restoring device and a restoring method for distorted filmstrips are proposed for restoring filmstrips that are distorted due to vinegar syndrome. During the implementation of the method, the air compressor is started such that pressure reaches 0.6-0.9 MPa; three-way valves are regulated so as to introduce pressure into film-clasping cylinders and pressing-plate cylinders via diverter valves; the cylinder spindles of the film-clasping cylinders move the upper collets fixedly connected therewith, for fixing filmstrips; the cylinder spindles of the pressing-plate cylinders move the pressing plate fixedly connected therewith such that the binding underlay on the lower surface of the pressing plate contacts the heating plate; in this way, pressuring, heating and restoring are carried out. Through steps of pressing, heating, fixing filmstrips, shape-restoring and transporting the distorted filmstrips under the pressure of 0.5-0.8 MPa and the temperature of 80-90° C. for 50-80 s, the distorted filmstrips can be restored segment by segment. | 12-13-2012 |