Patent application number | Description | Published |
20100046373 | TIMESTAMP METERING AND ROLLOVER PROTECTION IN A NETWORK DEVICE - A network device for processing data on a data network includes a plurality of ports, configured to receive data from a data network and to send processed data to the data network, a memory management unit configured store data on and retrieve data from the memory and a metering unit configured to police a flow of the processed data to be sent to the network device. The metering unit is configured to utilize a series of leaky bucket units, where tokens are added to each leaky bucket unit only when that particular leaky bucket unit is accessed. The metering unit is also configured to add the tokens based on a prior timestamp value, a current timing value and an established rate and a multiplication to establish the tokens is accomplished by shifting a register of the established rate. | 02-25-2010 |
20100202295 | PROGRAMMABLE METERING BEHAVIOR BASED ON A TABLE LOOKUP - A network device for processing data on a data network including a plurality of ports, configured to receive data from a data network and to send processed data to the data network via an egress port, a controller interface, configured to communicate with an external controller, a memory management unit, configured store data on and retrieve data from the memory and a metering unit, configured to police a flow of the processed data to be sent to the egress port. The metering unit further includes programmable registers, in communication with the controller interface, configured to be programmed through controller signals sent through the controller interface from the external controller, such at all aspects of the flow of the processed data may be controlled by the external controller. | 08-12-2010 |
20130318256 | DYNAMIC TABLE SHARING OF MEMORY SPACE WITHIN A NETWORK DEVICE - A network device for processing data on a data network includes a port interface configured to receive a data packet from a data network and to send a processed data packet to an egress port of the plurality of ports, a packet evaluation module configured to parse the received data packet and modify the received data packet to form the processed data packet and a search engine configured to perform searches of lookup tables using parsed data packet values and to return search results to the packet evaluation module to assist in modifying the received data packet. At least one lookup table shares at least two different types of entries in that same at least one lookup table, where the search engine is configured to distinguish between the at least two different types of entries in that same at least one lookup table. | 11-28-2013 |
Patent application number | Description | Published |
20140279998 | Expert Network in a Method and Apparatus for Keeping and Finding Information - An expert network in connection with keeping and finding information provides a textual search engine which, in response to a user query comprising a search term, uses a semantic vector to promote documents that contain other, closely related terms that strongly correlate with the search term. A social graph is generated for the user in which connections for the user comprise hyper-dimensional relationships based on semantic vectors that link the search term with a collection of the other, closely related terms. A personalized semantic vector for the user is applied to the social graph. The expert network applies the user's personalized semantic vector to locate experts in the user's social graph based on a user query topic. When a connection is considered an expert for the user, content that the connection kept is recommended to the user. | 09-18-2014 |
20140279999 | Persistent Search Object in a Method and Apparatus for Keeping and Finding Information - A find engine provides a user with access to information via a find interface and a keep interface. The find interface accesses both a content search index and a personal search index; the keep interface accesses personal search index. The content search index lists document content, user generated content, and semantic vectors; the personal search index lists user generated content, user explicit gestures, and user implicit gestures. The user explicit gestures comprise keeps that are captured via the keep interface and that consist of any of one or more documents and sites from among the search results to which the user ascribes significance by affirmatively keeping the document or site. The keeps are preserved as one or more persistent search objects and the search results returned to the user are ranked and/or returned in response to the query at least in part in accordance with the keeps. | 09-18-2014 |
20140280312 | Semantic Vector in a Method and Apparatus for Keeping and Finding Information - A semantic vector is generated for a search term based upon a global frequency of other, closely related terms within a corpus that is used to compute the semantic vector relative to the search term. The semantic vector is used in connection with a textual search engine, responsive to a user query comprising a search term, to promote any of documents and sites within results returned to the query by the search engine that contain other, closely related terms that strongly correlate with the search term. | 09-18-2014 |
Patent application number | Description | Published |
20080231600 | Near-Normal Incidence Optical Mouse Illumination System with Prism - Disclosed are various embodiments of an optical mouse illumination system that provides near-normal incidence of light beams upon a surface without employing complicated beam-splitter assemblies, and without employing near-grazing incidence methods of illumination. The optical mouse illumination systems disclosed herein provide higher efficiencies than most prior art optical mouse illumination systems, and yet are less expensive and less complicated to manufacture. The systems disclosed herein are also well adapted for use in battery-powered mouse applications. Illumination prisms forming portions of the systems disclosed herein may or may not have total internal reflection (TIR) mirrors incorporated therein. Roof prisms of various types may be employed in conjunction with TIR mirrors and illumination prisms to eliminate or reduce the effect of dark spots in the beam of light emitted by the light source. Coherent or incoherent light sources may be employed with the optical systems described herein. | 09-25-2008 |
20090201594 | OPTICAL FINGER NAVIGATION DEVICE WITH A FOLDED AIR LENS - A fingerprint navigation system with a folded air lens structure and a folded air lens. The system includes a light source, a folded air lens structure, a light reflector, and a navigation sensor. The folded air lens structure is aligned to direct light from the light source to an object surface. The folded air lens structure includes a first portion and a second portion. The light reflector is aligned to direct the light from the first portion of the folded air lens structure to the second portion of the folded air lens structure. The navigation sensor is calibrated to produce a navigation image corresponding to the light directed through the folded air lens structure and the folded air lens. | 08-13-2009 |
20100207011 | SYSTEM AND METHOD FOR PERFORMING OPTICAL NAVIGATION USING A COMPACT OPTICAL ELEMENT - A system and method for performing optical navigation uses an illumination optical element positioned between a light source and a navigation surface to bend and collimate a beam of light from the light source, which may be originally emitted in a direction normal to the navigation surface. The illumination optical element includes a concave surface to receive the beam of light from the light source and a convex surface to transmit the beam of light from the illumination optical element toward the navigation surface. The beam of light incident on the navigation surface produces light, which is received at an image sensor array to capture frames of image data for displacement estimation. | 08-19-2010 |
20100282950 | ECCENTRIC FIELD IMAGING LENS WITH TITLTED AND DECENTERED SURFACES - An optical navigation device determines relative movement between the optical navigation device and a navigation surface. The optical navigation device includes a light source, an image sensor, and an eccentric field imaging lens. The light source illuminates a navigation surface. The image sensor generates a navigation image of light scattered off of the navigation surface. The eccentric field imaging lens is disposed between the navigation surface and the image sensor. The eccentric field imaging lens includes multiple lens surfaces which are tilted at different oblique angles relative to the navigation surface to direct the light scattered off of the navigation surface toward the image sensor. | 11-11-2010 |
20120212837 | LENS STRUCTURE HAVING LOW PASS FILTER CHARACTERISTIC - A lens structure includes a surface devoid of cusps that includes a seamless profile wherein the surface includes at least one segmented parabolic function forming a filtering surface for producing a controlled amount of spherical aberration. | 08-23-2012 |
20130039050 | Solid-State Luminaire - In one embodiment, a solid-state luminaire has a strip of high power LEDs, where each LED emits light into an optical coupler. Light from the optical coupler is then coupled into a light guide. Light coupled into the light guide is mixed and guided to an exit aperture of the light guide. An optical extractor proximate the exit aperture of the light guide redirects light outward, which is optionally redirected generally downward by a secondary reflector that extends outwardly along the length of the light guide. The secondary reflector may be configured to create a variety of light-emission patterns. The luminaire may be hung from a ceiling, in track lighting, used as a pendant or pedestal fixture, or in other applications. | 02-14-2013 |
20130039090 | Illumination Devices Including Multiple Light Emitting Elements - A variety of illumination devices are disclosed that are configured to manipulate light provided by one or more light-emitting elements (LEEs). In general, embodiments of the illumination devices feature one or more optical couplers that redirect illumination from the LEEs to a reflector which then directs the light into a range of angles. In some embodiments, the illumination device includes a second reflector that reflects at least some of the light from the first reflector. In certain embodiments, the illumination device includes a light guide that guides light from the collector to the first reflector. The components of the illumination device can be configured to provide illumination devices that can provide a variety of intensity distributions. Such illumination devices can be configured to provide light for particular lighting applications, including office lighting, task lighting, cabinet lighting, garage lighting, wall wash, stack lighting, and downlighting. | 02-14-2013 |
20130201715 | ILLUMINATION DEVICES INCLUDING MULTIPLE LIGHT EMITTING ELEMENTS - A variety of illumination devices are disclosed that are configured to manipulate light provided by one or more light-emitting elements (LEEs). In general, embodiments of the illumination devices feature one or more optical couplers that redirect illumination from the LEEs to a reflector which then directs the light into a range of angles. In some embodiments, the illumination device includes a second reflector that reflects at least some of the light from the first reflector. In certain embodiments, the illumination device includes a light guide that guides light from the collector to the first reflector. The components of the illumination device can be configured to provide illumination devices that can provide a variety of intensity distributions. Such illumination devices can be configured to provide light for particular lighting applications, including office lighting, task lighting, cabinet lighting, garage lighting, wall wash, stack lighting, and downlighting. | 08-08-2013 |
20130208495 | Illumination Devices including Multiple Light Emitting Elements - A variety of illumination devices are disclosed that are configured to manipulate light provided by one or more light-emitting elements (LEEs). In general, embodiments of the illumination devices feature one or more optical couplers that redirect illumination from the LEEs to a reflector which then directs the light into a range of angles. In some embodiments, the illumination device includes a second reflector that reflects at least some of the light from the first reflector. In certain embodiments, the illumination device includes a light guide that guides light from the collector to the first reflector. The components of the illumination device can be configured to provide illumination devices that can provide a variety of intensity distributions. Such illumination devices can be configured to provide light for particular lighting applications, including office lighting, task lighting, cabinet lighting, garage lighting, wall wash, stack lighting, and downlighting. | 08-15-2013 |
20140104868 | Indirect Direct Troffer Luminaire - An illumination system is described including a plurality of illumination devices, each device including (i) light-emitting elements (LEEs) arranged along a corresponding first axis; (ii) an optical extractor extending along a corresponding longitudinal axis parallel to the first axis; and (iii) a light guide positioned to receive at a first end of the light guide light emitted by the LEEs and guide it to a second end of the light guide. The optical extractor is optically coupled to the light guide at the second end and is shaped to redirect the light guided by the light guide into a range of angles on either side of the light guide. The illumination devices are connected to each other to form a polygon such that the longitudinal axes of the connected illumination devices lie in a common plane. | 04-17-2014 |
20140126235 | Lightguide Luminaire Module for Direct and Indirect Illumination - A luminaire module includes at least one light-emitting element (LEE); a light guide (LG) extending in a first direction from a first end of LG to a second end of LG to receive at the first end light emitted by the LEE and configured to guide the light to the second end; and an optical extractor (OE) optically coupled to LG at the second end to receive light from the LEE guided from the first end to the second end of LG. OE includes a first interface configured to reflect a first portion of the light exiting the LG and transmit a second portion of the light exiting the LG so that the second portion of the light exits OE to an ambient environment in the first direction, and a second interface configured to transmit light incident thereon to the ambient environment in a direction different from the first direction. | 05-08-2014 |
Patent application number | Description | Published |
20110178584 | VAGINAL REMODELING DEVICE AND METHODS - This invention relates generally to apparatus and methods for tightening tissue of the female genitalia by heating targeted connective tissue with radiant energy, while cooling the mucosal epithelial surface over the target tissue to protect it from the heat. Embodiments include a handle and treatment tip that has both an energy delivery element and a cooling mechanism. The handle may be a two-handed handle allowing control even while rotating and maneuvering the treatment around the genital opening. The apparatus or system may also include an integrated controller, which may confirm tissue contact without applying RF energy, based only on the temperature of the applicator and the time since the last application of energy from the applicator. | 07-21-2011 |
20130245728 | VAGINAL REMODELING DEVICE AND METHOD - This invention provides devices and methods for remodeling the female genital tissue, the device comprising a treatment tip, wherein the distal end of the treatment tip is conical, spherical, hemispherical, oval or circular in shape. The device further comprises one or more energy delivery elements for simultaneous cooling of the vaginal epithelium and transmission of energy for heating the tissues underneath the epithelium. In one embodiment, said device may further comprise one or more of the following: one or more temperature sensors for measuring the temperature at or below the epithelium; one or more directional sensors mounted on the hand piece or treatment tip; and one or more depth markers to show the depth of penetration of the treatment tip into the vagina. In another embodiment, this invention provides a device having a finger holder with electrodes for remodeling the female genital tissue. | 09-19-2013 |
20140358112 | Infusion Pump System and Method - Some embodiments of an infusion pump system may be configured to provide a desired level of resistance to liquid ingress to the pump casing while contemporaneously providing air transmissibility for equalization of air pressure differentials between the interior and exterior of the pump casing. Further, some embodiments can detect when moisture inside a casing of the infusion pump system is greater than or equal to a threshold level and can initiate one or more patient safety countermeasures. | 12-04-2014 |
Patent application number | Description | Published |
20100216043 | Fuel cell monitoring and control system - A method of controlling a fuel cell system includes applying alternating current (AC) signals to an individual fuel cell. The AC signals have a plurality of different frequencies. A voltage across the individual fuel cell is determined at each of the plurality of different frequencies. An impedance characteristic of the individual fuel cell is determined based at least in part on the voltage across the individual fuel cell at each of the plurality of different frequencies. The individual fuel cell is controlled based at least in part on the impedance characteristic. | 08-26-2010 |
20130253716 | Fuel Cell Power for Data Center Uses - Systems and methods include a power module comprising at least one fuel cell generator for powering a load, and a bypass mechanism having a first, normally-open fast-acting switch that closes in 1-250 msec, and a second, normally-open switch in parallel with the first switch, the bypass mechanism being electrically connected between the load and a second power source, such as a grid source, where the first switch is configured to close in response to a fault event such that when the first switch is closed power to the load is provided from the second power source through the first switch, and the second switch closes after a predetermined time such that power to the load from the second source is provided through the second switch. Additional methods and systems include providing power to a plurality of loads using fuel cell power generators. | 09-26-2013 |
20140009003 | Fuel Cell System with Variable Frequency Drive for Support Equipment - Various embodiments enable the operation of fuel cell system support equipment using variable frequency drives and power from fuel cells and/or grid power sources. | 01-09-2014 |
20140093802 | FUEL CELL MONITORING AND CONTROL SYSTEM - A method of controlling a fuel cell system includes applying alternating current (AC) signals to an individual fuel cell. The AC signals have a plurality of different frequencies. A voltage across the individual fuel cell is determined at each of the plurality of different frequencies. An impedance characteristic of the individual fuel cell is determined based at least in part on the voltage across the individual fuel cell at each of the plurality of different frequencies. The individual fuel cell is controlled based at least in part on the impedance characteristic. | 04-03-2014 |