Patent application number | Description | Published |
20130155931 | TIME DOMAIN COEXISTENCE OF RF SIGNALS - Various methods and systems are provided for time domain coexistence of RF signals. In one example, among others, a method includes obtaining access to a WLAN channel during a free period of a coexisting cellular connection, providing a RDG to allow another device to transmit for a duration corresponding to at least a portion of a TXOP, and receiving a transmission during the duration. In another example, a method includes obtaining access to a WLAN channel during a transmission period of a coexisting cellular connection and providing a protection frame to defer transmissions from another device for a duration corresponding to at least a portion of a TXOP. In another example, a method includes determining a shift of a BT transaction based at least in part upon a schedule of cellular communications and shifting at least a portion of the BT transaction based upon the determined shift. | 06-20-2013 |
20130196643 | DYNAMIC SPACE, FREQUENCY AND TIME DOMAIN COEXISTENCE - Various methods and systems are provided for space, frequency and time domain coexistence of RF signals. In one example, among others, a communication device includes a coexistence manager capable of monitoring operating conditions of a cellular modem and a coexistence assistant capable of monitoring operating conditions of a wireless connectivity unit. The coexistence manager is capable of modifying operation of the modem and/or unit based on an operating condition change. In another example, a method includes detecting a change in antenna isolation and/or operating temperature of a FE filter, determining filtering characteristics of the FE filter based at least in part upon the change, and modifying communications of coexisting communication protocols based at least in part upon the filtering characteristics. In another example, a TX/RX configuration for coexisting communication protocols is determined and communications in a protocol is modified based at least in part upon the TX/RX configuration. | 08-01-2013 |
20150033300 | USER EQUIPMENT HAVING WEB REAL TIME COMMUNICATION ARCHITECTURE - A communication device configured to provide Web real-time communication (WebRTC) for interne protocol (IP) multimedia services utilizing one or more 3GPP protocols. The communication device can be configured to authenticate communication with one or more clients using one or more IP Multimedia Subsystem (IMS) credentials. The communication device can also be configured to convert communications between WebRTC and 3GPP protocols utilizing Traversal Using Relays around Network Address Translation (TURN) functionality implemented within the communication device. | 01-29-2015 |
20150085740 | Relay Architectures For Mobile Wireless Networks - A communication device configured to route communications between one or more out-of-coverage communication devices using one or more proximity services (ProSe). For example, the communication device can be configured as a mobile device-to network relay. The communication device can be configured to route communications associated with one more out-of-coverage communication devices that are serviced by the communication device. The communication device can be configured to utilize Layer 3 routing. | 03-26-2015 |
20150289185 | NETWORK DISCOVERY AND SELECTION USING UTILITY INFORMATION AND RADIO INTERWORKING - A communication device and method for offloading communications from a first communication network to a second communication network. The offloading decision can be based on one or more utility values and/or one or more utility sum values. The utility values and/or utility sum values can be defined in a communication framework. The communication framework can be, for example, Access Network Discovery and Selection Function (ANDSF) framework. The offloading of communication can be from a Long-term Evolution (LTE) network to a wireless local area network (WLAN), or vice-versa. The communication framework can include, for example, utility, utility sum, positional, movement, signal quality, connection duration, data rate, and/or quality of service (QoS) parameters. | 10-08-2015 |
20150305031 | TIME DOMAIN COEXISTENCE OF RF SIGNALS - Various methods and systems are provided for time domain coexistence of RF signals. In one example, among others, a method includes obtaining access to a WLAN channel during a free period of a coexisting cellular connection, providing a RDG to allow another device to transmit for a duration corresponding to at least a portion of a TXOP, and receiving a transmission during the duration. In another example, a method includes obtaining access to a WLAN channel during a transmission period of a coexisting cellular connection and providing a protection frame to defer transmissions from another device for a duration corresponding to at least a portion of a TXOP. In another example, a method includes determining a shift of a BT transaction based at least in part upon a schedule of cellular communications and shifting at least a portion of the BT transaction based upon the determined shift. | 10-22-2015 |
Patent application number | Description | Published |
20150264587 | Parameter-based facilitation of interworking and network selection - A wireless communication device (e.g., generally, a device) includes a communication interface and a processor configured to support communications with one or more other devices. In an example of operation, the device supports first communications based on a first communication protocol with a first network coordinator device and identifies a second network coordinator device that operates based on a second communication protocol when supporting those first communications. The device also determines one or more operational parameters associated with the second network coordinator device. When one or more conditions is/are appropriate, the device interworks the first communications and second communications based on the second communication protocol with the second network coordinator device. The degree of interworking is based on one or more considerations associated with one or more of the first and second communication protocols, the first and second network coordinator devices, local and/or remote operating conditions, etc. | 09-17-2015 |
20150304922 | Wlan Offloading Using Offload Preference Indication Information - Systems and methods are disclosed for offloading traffic from a first network to a second network using offload preference indication (OPI) information. The OPI information can be sent to a mobile communication device using the Access Network Discovery and Selection Function (ANDSF) framework or Radio Access Network (RAN) rules. Systems and methods are disclosed for offloading traffic for users in user groups using a variety of techniques, including randomization techniques, assigned offload class techniques, and bitmap allocation techniques. | 10-22-2015 |
20150334622 | Apparatus and Method to Perform LTE/WLAN Handoff by Keeping LTE Attached or in Suspended State - Systems and methods are disclosed to provide offloading procedures that reduce signaling load. Specifically, embodiments of the present disclosure provide offloading techniques that enable signaling overhead caused by attachment procedures to be avoided when user equipment (UE) reconnects to a cellular network after offloading data to a Wireless Local Area Network (WLAN). According to an embodiment, at least one Public Data Network (PDN) is kept connected through the cellular network access when other PDN connections are offloaded to WLAN. According to another embodiment, a PDN connection through cellular network access is suspended, rather than detached, when data is offloaded to WLAN. | 11-19-2015 |
Patent application number | Description | Published |
20100051299 | TILLER WITH REMOVABLE BATTERY - A tiller can include a frame supported by at least one wheel. An upright assembly can extend from the frame. A drive mechanism can be supported by the frame and include a motor having an output member. A tilling implement can have a drive shaft that is driven by the output member. The tilling implement can comprise at least one tine plate. A slider assembly can communicate with the wheel and be movably coupled along the upright assembly. The slider assembly can be configured to securably locate in at least a first position wherein the wheel is located at a first elevation relative to the frame and a second position wherein the wheel is located at a second elevation relative to the frame. The first and second elevations can be distinct. | 03-04-2010 |
20100162674 | ELECTRIC MOWER HAVING TWO-MOTION ACTIVATION SYSTEM - An electric outdoor power machine includes a machine body supported by wheels and having an output member driven by a motor. The motor is powered by a source of electrical power such as a battery. An upright assembly extends from the machine body and has a gripping handle. A manual input member such as a bail handle is mounted adjacent to the gripping handle and is movable relative to the gripping handle between a deactivated position and an activated position. A control assembly that selectively communicates electric power to the output member includes a button supported by a housing on the upright assembly. The button is movable between an unactuated position and an actuated position. A button crank is coupled to the button and has an interface portion. | 07-01-2010 |
20100275564 | MOWER - A battery-powered lawn mower includes a deck, a latch assembly, a battery, a motor and a blade. The deck is supported by wheels and defines a pocket. The latch assembly is coupled to the deck and is movable between a locked position and a fully opened position. The battery is secured within the pocket by the latch assembly in a first configuration and is removable from the pocket in a second configuration. The motor is supported by the deck and electrically coupled to the battery in the first configuration. The blade is coupled to the deck and driven by the motor. During operation, the battery powers the motor to drive the blade. | 11-04-2010 |
20110180281 | TILLER WITH REMOVABLE BATTERY - A tiller can include a frame supported by at least one wheel. An upright assembly can extend from the frame. A drive mechanism can be supported by the frame and include a motor having an output member. A tilling implement can have a drive shaft that is driven by the output member. The tilling implement can comprise at least one tine plate. A slider assembly can communicate with the wheel and be movably coupled along the upright assembly. The slider assembly can be configured to securably locate in at least a first position wherein the wheel is located at a first elevation relative to the frame and a second position wherein the wheel is located at a second elevation relative to the frame. The first and second elevations can be distinct. | 07-28-2011 |
20120160527 | TILLER WITH REMOVABLE BATTERY - A tiller constructed in accordance to the present teachings includes a frame, a drive mechanism, and a tilling implement. The drive mechanism can be supported by the frame and include a motor having an output member. The tilling implement can have a drive shaft that is driven by the output member. The tilling implement can comprise a first tine plate and a second tine plate that are both selectively configurable along the drive shaft at a plurality of positions and orientations. | 06-28-2012 |
Patent application number | Description | Published |
20080225695 | FAILURE PROTECTION IN A PROVIDER BACKBONE BRIDGE NETWORK USING FORCED MAC FLUSHING - A technique for operating a network involves controlling the black-holing of traffic by forcing customer source MAC address (CMAC)-to-backbone source MAC address (BMAC) associations at provider backbone bridge (PBB) provider edge (PE) devices to be flushed from their corresponding forwarding information bases (FIBs) in response to a service failure so that new CMAC-to-BMAC associations, which are reflective of a secondary traffic path, are learned faster than they would otherwise be learned if the network had relied on native functionality to learn new CMAC-to-BMAC associations that are reflective of the secondary traffic path. | 09-18-2008 |
20080228943 | FAILURE PROTECTION IN A PROVIDER BACKBONE BRIDGE NETWORK USING SELECTIVE REDIRECTION - A technique for operating a network involves controlling the black-holing of traffic by selectively redirecting unicast traffic destined for a dual-homed customer equipment (CE) device from a first provider backbone bridge (PBB) provider edge (PE) device to a second PBB PE device in response to a service failure. Unicast traffic is selectively redirected from the first PBB PE device to the second PBB PE device for a time interval that is long enough to enable the customer source MAC address (CMAC)-to-backbone MAC address (BMAC) association of the second PBB PE device to be learned by other PBB PE devices. | 09-18-2008 |
20090168783 | Multi-Protocol Support Over Ethernet Packet-Switched Networks - Described are methods and communications network for carrying pseudowires over packet-switched network. A communication network includes a packet-switched network (PSN), a first provider edge (PE) device in communication with a second PE device through the PSN, and a pseudowire (PW) established between the PE devices for emulating a service across the PSN. The PW has a Virtual Circuit Connection Verification (VCCV) control channel that carries an Ethernet Operations, Administration, and Maintenance (OAM) message. In some embodiments, various data plane encapsulation formats enable a PW to emulate an Ethernet or a non-Ethernet service over an Ethernet PSN. Each encapsulation format includes an Ethernet tunnel header and a PW header that encapsulates an Ethernet or non-Ethernet payload. | 07-02-2009 |
20110216772 | Multi-Protocol Support Over Ethernet Packet-Switched Networks - Described are methods and communications network for carrying pseudowires over packet-switched network. A communication network includes a packet-switched network (PSN), a first provider edge (PE) device in communication with a second PE device through the PSN, and a pseudowire (PW) established between the PE devices for emulating a service across the PSN. The PW has a Virtual Circuit Connection Verification (VCCV) control channel that carries an Ethernet Operations, Administration, and Maintenance (OAM) message. In some embodiments, various data plane encapsulation formats enable a PW to emulate an Ethernet or a non-Ethernet service over an Ethernet PSN. Each encapsulation format includes an Ethernet tunnel header and a PW header that encapsulates an Ethernet or non-Ethernet payload. | 09-08-2011 |
20110286452 | METHOD AND APPARATUS FOR MPLS LABEL ALLOCATION FOR A BGP MAC-VPN - The invention includes a method and apparatus for distributing flooding labels within a Multiprotocol Label Switching (MPLS) infrastructure supporting Border Gateway Protocol (BGP) Media Access Control (MAC) Virtual Private Networking (VPN). | 11-24-2011 |
20120147882 | METHOD AND APPARATUS FOR CONTROLLING MULTIPLE REGISTRATION PROTOCOL (MRP) SCOPE USING MRP POLICIES - A Multiple Registration Protocol (MRP) advertisement control capability is provided. A method includes receiving an MRP advertisement at a device configured as an interface between a core domain and a local domain and determining handling of the MRP advertisement at the device using at least one MRP policy stored on the device. The core domain may be a Provider Backbone Bridging (PBB) network or other suitable core network. The local domain may be one of a PBB network, a Provider Bridging Network (PBN), a Metropolitan Area Network (MAN), and the like. In one case, when the MRP advertisement is associated with a local service of the local domain, the MRP policy indicates that the MRP advertisement is not to be forwarded via the core domain. In one case, when the MRP advertisement is associated with an inter-domain service supported by the local domain, the MRP policy indicates that the MRP advertisement is to be forwarded to the core domain when received from the local domain and is to be forwarded to the local domain when received from the core domain. | 06-14-2012 |
20120176890 | METHOD AND APPARATUS FOR USING G.8031 EXTENSIONS TO ENABLE COEXISTENCE OF G.8031-BASED PROTECTION AND LAG-LIKE LOADSHARING FOR ETHERNET PATHS - An Ethernet protection and loadsharing capability is provided. The Ethernet protection and loadsharing capability enables co-existence of both protection and loadsharing for an Ethernet tunnel, having a plurality of associated Ethernet paths, between first and second Ethernet switches. The first Ethernet switch receives configuration information associated with the Ethernet tunnel between the first and second Ethernet switches, and processes the configuration information for causing the first Ethernet switch to associate the Ethernet paths of the Ethernet tunnel with an Ethernet tunnel endpoint object associated with an Ethernet tunnel. The first Ethernet switch, upon receiving traffic intended for the second Ethernet switch, propagates the traffic from the first Ethernet switch toward the second Ethernet switch via at least a subset of the Ethernet paths of the Ethernet tunnel using protection and/or loadsharing. | 07-12-2012 |
20120182997 | METHOD AND APPARATUS FOR PROVIDING TRANSPORT OF CUSTOMER QOS INFORMATION VIA PBB NETWORKS - A customer Quality-of-Service (QoS) transport capability is depicted and described herein. The customer QoS transport capability enables transparent transport of customer QoS information via a Provider Backbone Bridging (PBB) network. The customer QoS transport capability enables customer QoS information that would normally be terminated at a point of ingress to a PBB network to be transported via the PBB network transparently and recovered at a point of egress from the PBB network. | 07-19-2012 |
20120219004 | GENERALIZED MULTI-HOMING FOR VIRTUAL PRIVATE LAN SERVICES - A generalized multi-homing capability is depicted and described herein. The generalized multi-homing capability supports use of a generalized multi-homed site object and associated generalized multi-homed site identifier for Virtual Private LAN Services (VPLS). For example, a generalized multi-homed site object may be generated using a multi-homed site object by associating an Ethernet endpoint object and a pseudowire endpoint object with the multi-homed site object. For example, a generalized multi-homed site object may be generated using a multi-homed site object by associating an Ethernet endpoint object with the multi-homed site object and associating one or more Ethernet-related objects with the Ethernet endpoint object. The generalized multi-homed site object is configured to support multiple types of endpoints, thereby enabling multi-homing to be supported for various types of devices in various types of networks (e.g., between devices of customer and service provider networks, between devices within a service provider network, between devices of different service provider networks, and the like) and for various types of services. | 08-30-2012 |
20130176867 | METHOD AND APPARATUS FOR OBJECT GROUPING AND STATE MODELING FOR APPLICATION INSTANCES - Various exemplary embodiments relate to an operational group in a network element of a communication network, where the operational group is associated with monitored objects and monitoring client objects such that the status of the operational group is a function of the operational status of the monitored objects or services. Monitoring client objects can monitor the status of the operational group such that the status of each of the monitoring client objects reflects the status of the operational group. | 07-11-2013 |
20140294004 | METHOD AND APPARATUS FOR MPLS LABEL ALLOCATION FOR A BGP MAC-VPN - The invention includes a method and apparatus for distributing flooding labels within a Multiprotocol Label Switching (MPLS) infrastructure supporting Border Gateway Protocol (BGP) Media Access Control (MAC) Virtual Private Networking (VPN). | 10-02-2014 |
Patent application number | Description | Published |
20120033674 | DYNAMIC ESTABLISHMENT OF VIRTUAL CIRCUITS MULTISEGMENT PSEUDOWIRES - The present invention provides a technique for automatically establishing a virtual circuit from one edge device to another through a core network. The virtual circuit may comprise one or more pseudowire segments. These pseudowire segments extend between adjacent edge and core devices within the core network. Pseudowire segments through the core network are automatically stitched together as a setup message is forwarded from a first edge device to a second edge device through the core network. A virtual circuit is established in one direction, and packets are forwarded in an opposite direction. With the present invention, a virtual circuit comprising any number of pseudowire segments, as well as two attachment circuits, may be established in an automatic and efficient manner upon being initiated by the first edge device. | 02-09-2012 |
20130287030 | MULTI-PROTOCOL SUPPORT OVER ETHERNET PACKET-SWITCHED NETWORKS - Described are methods and communications network for carrying pseudowires over packet-switched network. A communication network includes a packet-switched network (PSN), a first provider edge (PE) device in communication with a second PE device through the PSN, and a pseudowire (PW) established between the PE devices for emulating a service across the PSN. The PW has a Virtual Circuit Connection Verification (VCCV) control channel that carries an Ethernet Operations, Administration, and Maintenance (OAM) message. In some embodiments, various data plane encapsulation formats enable a PW to emulate an Ethernet or a non-Ethernet service over an Ethernet PSN. Each encapsulation format includes an Ethernet tunnel header and a PW header that encapsulates an Ethernet or non-Ethernet payload. | 10-31-2013 |
20150016302 | DYNAMIC ESTABLISHMENT OF VIRTUAL CIRCUITS USING MULTISEGMENT PSEUDOWIRES - The present invention provides a technique for automatically establishing a virtual circuit from one edge device to another through a core network. The virtual circuit may comprise one or more pseudowire segments. These pseudowire segments extend between adjacent edge and core devices within the core network. Pseudowire segments through the core network are automatically stitched together as a setup message is forwarded from a first edge device to a second edge device through the core network. A virtual circuit is established in one direction, and packets are forwarded in an opposite direction. With the present invention, a virtual circuit comprising any number of pseudowire segments, as well as two attachment circuits, may be established in an automatic and efficient manner upon being initiated by the first edge device. | 01-15-2015 |
20150110120 | MULTI-PROTOCOL SUPPORT OVER ETHERNET PACKET-SWITCHED NETWORKS - Described are methods and communications network for carrying pseudowires over packet-switched network. A communication network includes a packet-switched network (PSN), a first provider edge (PE) device in communication with a second PE device through the PSN, and a pseudowire (PW) established between the PE devices for emulating a service across the PSN. The PW has a Virtual Circuit Connection Verification (VCCV) control channel that carries an Ethernet Operations, Administration, and Maintenance (OAM) message. In some embodiments, various data plane encapsulation formats enable a PW to emulate an Ethernet or a non-Ethernet service over an Ethernet PSN. Each encapsulation format includes an Ethernet tunnel header and a PW header that encapsulates an Ethernet or non-Ethernet payload. | 04-23-2015 |
Patent application number | Description | Published |
20120001832 | Updating an image - Method, terminal, network and computer program product for processing updates of an image for transmission from a first terminal to a second terminal for use in screen sharing between the first terminal and the second terminal wherein updates to the image displayed on a first display at the first terminal are also displayed on a second display at the second terminal. The image is divided into an array of contiguous sub-tiles, each sub-tile comprising more than one picture element of the image. It is determined that a plurality of sub-tiles of the image have changed at the first terminal and at least one of said changed sub-tiles and at least one contiguous sub-tile are selected to form a tile. The tile is encoded for transmission to the second terminal, said encoding determining sub-tile data identifying which sub-tiles are included in the tile such that the image can be updated at the second terminal in accordance with the changes to said changed sub-tiles, wherein the configuration of the tile is flexible such that the number of contiguous sub-tiles encoded in the tile can be varied. | 01-05-2012 |
20120005301 | Sharing an image - Method, server, network and computer program product for sharing an image between a first terminal and a second terminal. An original version of the image is received at the server from the first terminal. Tiles are then received at the server from the first terminal, each tile representing at least a section of the image and including a change made to the image at the first terminal. An image state is maintained at the server identifying which tiles are required for forming a latest version of the image. On determining that the latest version of the image is to be formed at the second terminal, tiles based on the image state for forming the latest version of the image are transmitted from the server to the second terminal. | 01-05-2012 |
20140285401 | Updating an Image - Various embodiments process updates of an image transmitted between a first terminal and second terminal for screen sharing, wherein updates to the image at the first terminal are also displayed at the second terminal The image is divided into an array of contiguous sub-tiles, each sub-tile comprising more than one picture element of the image. When a plurality of sub-tiles of the image have changed at the first terminal, at least one of said changed sub-tiles and at least one contiguous sub-tile are selected to form a tile. The tile is encoded for transmission to the second terminal, and includes sub-tile data identifying which sub-tiles are included in the tile to enable updating the image at the second terminal in accordance with the changes to said changed sub-tiles. The configuration of the tile is flexible such that the number of contiguous sub-tiles encoded in the tile can be varied. | 09-25-2014 |
Patent application number | Description | Published |
20090080533 | VIDEO DECODING USING CREATED REFERENCE PICTURES - Reference pictures can be created to assist with video decoding. For example, a method for decoding video can comprise receiving an encoded video bit stream, determining that a reference picture is needed, and creating and inserting the reference picture into the encoded video bit stream. A method for decoding video can also comprise receiving an encoded video bit stream, performing bit stream parsing, determining that a reference picture is needed, selecting a representation level for the reference picture, and conveying data for the selected reference picture to a hardware accelerated graphics processing unit. Various video operations, such as creating reference pictures and related information, can be performed by central processing units, while other video decoding operations can be performed by graphics processing units. | 03-26-2009 |
20090252233 | ADAPTIVE ERROR DETECTION FOR MPEG-2 ERROR CONCEALMENT - A decoder which can detect errors in MPEG-2 coefficient blocks can identify syntactically-correct blocks which have out-of-bounds coefficients. The decoder computes coefficient bounds based on quantization scalers and quantization matrices and compares these to coefficient blocks during decoding; if a block has out-of-bounds coefficients, concealment is performed on the block. In a decoder implemented all in software, coefficient bounds checking is performed on iDCT coefficients against upper and lower bounds in a spatial domain. In a decoder which performs iDCT in hardware, DCT coefficients are compared to an upper energy bound. | 10-08-2009 |
20090300204 | MEDIA STREAMING USING AN INDEX FILE - The present disclosure relates to playback of video/audio streaming media data to provide a substantially glitch-free experience. The system adapts the media stream to the user connection in order to choose the most desirable stream to avoid glitches. For example, in the case where there is interference (e.g., a microwave being used near a wireless device), the quality of the media stream is lowered. In one embodiment, an index file is used to make logical decisions about which media stream to choose in order to minimize glitches. The index file can take different forms, but, generally, includes characteristics about the available media streams. Example characteristics include the bit rates of the media streams and quality information about the media streams. | 12-03-2009 |
20100058061 | CONTROLLING ACCESS TO DATA STREAMS - Access to one or more data streams can be controlled by encrypting a description of how segments of the data streams can be assembled, for example, to produce an audio or video program. Access to the one or more data streams can also be provided by obfuscating names of at least some of the segments in order to make it more difficult to determine the proper order for assembling the segments. In at least some embodiments, the data contained in at least some of the segments themselves is not encrypted. | 03-04-2010 |
20100316126 | MOTION BASED DYNAMIC RESOLUTION MULTIPLE BIT RATE VIDEO ENCODING - A video encoding system encodes video streams for multiple bit rate video streaming using an approach that permits the encoded resolution to vary based, at least in part, on motion complexity. The video encoding system dynamically decides an encoding resolution for segments of the multiple bit rate video streams that varies with video complexity so as to achieve a better visual experience for multiple bit rate streaming. Motion complexity may be considered separately, or along with spatial complexity, in making the resolution decision. | 12-16-2010 |
20110305273 | PARALLEL MULTIPLE BITRATE VIDEO ENCODING - A multiple bitrate (MBR) video encoding management tool utilizes available processing units for parallel MBR video encoding. For example, instead of focusing only on multi-threading of encoding tasks for a single picture or group of pictures (GOP), the management tool parallelizes the encoding of multiple GOPs between different processing units and/or different computing systems. With this parallel MBR video encoding architecture, different GOPs can be encoded in parallel. To facilitate such parallel encoding, data dependencies between GOPs are removed. The management tool can adjust the number of GOPs to encode in parallel on a computing system so as to favor parallelism of encoding for different GOPs at the expense of parallelism of encoding inside a GOP, or vice versa, and thereby set a suitable balance between encoding latency and throughput. | 12-15-2011 |
20150286685 | REFERENCE RESOLUTION - Methods, computer systems, and computer-storage media are provided for reference resolution. The present invention seeks to resolve entities in conversational search. To enable a more natural conversational search interaction, referential expressions such as pronouns are handled in queries. A component keeps track of previous queries and performs reference resolution based on an entity in the previous query and reformulates the query using an identifier for the referenced entity. Reference resolution may be performed for pronouns, plural pronouns, partial names, across domains, and on any device or platform. | 10-08-2015 |
Patent application number | Description | Published |
20090283058 | HySPIKE MULTIFUEL ENGINE - Reformulated fuel system for engines. | 11-19-2009 |
20090313968 | Hypersonic Inlet Systems and Methods - Hypersonic inlet systems and methods are disclosed. In one embodiment, an inlet for an airbreathing propulsion system includes an inboard surface at least partially shaped to conform to a plurality of streamline-traces of a design flowfield approaching an aperture, an outboard surface spaced apart from the inboard surface, an upper surface extending between the inboard and outboard surfaces, and a lower surface extending between the inboard and outboard surfaces, wherein leading edges of the inboard, outboard, upper, and lower surfaces cooperatively define the aperture. | 12-24-2009 |
20100055517 | METHODS AND SYSTEMS OF PRODUCING HYDROGEN AND OXYGEN FOR POWER GENERATION, AND POWER SOURCE - Methods and systems of providing a source of hydrogen and oxygen with high volumetric energy density, as well as a power systems useful in non-air breathing engines such as those in, for example, submersible vehicles, is disclosed. A hydride reactor may be utilized in forming hydrogen from a metal hydride and a peroxide reactor may be utilized in forming oxygen from hydrogen peroxide. The high temperature hydrogen and oxygen may be converted to water using a solid oxide fuel cell, which serves as a power source. The power generation system may have an increased energy density in comparison to conventional batteries. Heat produced by exothermic reactions in the hydride reactor and the peroxide reactor may be transferred and utilized in other aspects of the power generation system. High temperature water produced during by the peroxide reactor may be used to fuel the hydride reactor. | 03-04-2010 |
20110038762 | APPARATUS, SYSTEMS AND METHODS FOR THE PRODUCTION OF HYDROGEN - Apparatus and methods for the production of hydrogen using a reformer including a housing, a first plate having a first plurality of fin structures and a second plate having a second plurality of fin structures assembled such that the first plurality of fin structures is interleaved with the second plurality of fin structures. At least one inlet port is formed in at least one of the first plate and the second plate, and at least one outlet port formed in at least one of the first plate and the second plate. The fin structures may be coated with a catalytic material to enhance or stimulate reactions taking place within the apparatus. A heat exchange device may also be integrated into one or both plates of the reformer. | 02-17-2011 |
20120272567 | FUEL PROCESSING SYSTEM AND RELATED METHODS - A fuel processing system for converting a logistical fuel and air into a liquid product comprising methanol. One such system comprises a fuel injection system configured to combine a logistical fuel and ambient air to produce a logistical fuel and air mixture, a synthesis gas production system configured to convert the logistical fuel and air mixture to synthesis gas, and a methanol synthesis system configured to convert the synthesis gas to a crude methanol liquid. Related methods are additionally disclosed. | 11-01-2012 |
Patent application number | Description | Published |
20140093394 | Anti-Entrapment and Anti-Dead Head Function - In accordance with one aspect, the present invention provides a pumping system for at least one aquatic application. The pumping system includes a pump, a motor coupled to the pump, an interface associated with the pump designed to receive input instructions from a user, and a controller in communication with the motor. The controller determines a blockage condition based on a power consumption value of the motor, and further includes an auto-restart function that is designed to allow the pump to automatically restart after detection of the blockage. | 04-03-2014 |
20140314582 | Flow Control - A pumping system for moving water of a swimming pool includes a water pump and a variable speed motor. The pumping system further includes means for determining a first motor speed of the motor, means for determining first and second performance values of the pumping system, and means for comparing the first and second performance values. The pumping system further includes means for determining an adjustment value based upon the comparison, means for determining a second motor speed based upon the adjustment value, and means for controlling the motor in response to the second motor speed. In one example, the pumping system includes means for determining a value indicative of a flow rate of water moved by the pump. In addition or alternatively, the pumping system includes a filter arrangement. A method of controlling the pumping system for moving the water of the swimming pool is also disclosed. | 10-23-2014 |
Patent application number | Description | Published |
20110076156 | Flow Control - A pumping system for moving water of a swimming pool includes a water pump and a variable speed motor. The pumping system further includes means for determining a first motor speed of the motor, means for determining first and second performance values of the pumping system, and means for comparing the first and second performance values. The pumping system further includes means for determining an adjustment value based upon the comparison, means for determining a second motor speed based upon the adjustment value, and means for controlling the motor in response to the second motor speed. In one example, the pumping system includes means for determining a value indicative of a flow rate of water moved by the pump. In addition or alternatively, the pumping system includes a filter arrangement. A method of controlling the pumping system for moving the water of the swimming pool is also disclosed. | 03-31-2011 |
20120020810 | Priming Protection - Embodiments of the invention provide a pumping system for at least one aquatic application. The pumping system includes a pump, a motor coupled to the pump, and a controller in communication with the motor. The controller determines an actual power consumption of the motor and compares the actual power consumption to a reference power consumption. The controller also determines that the pump is in an unprimed condition if the actual power consumption is less than the reference power consumption and that the pump is in a primed condition if the actual power consumption is at least equal to the reference power consumption. | 01-26-2012 |
20120025748 | METHOD FOR STARTING A SINGLE-PHASE INDUCTION MOTOR - The invention relates to a method ( | 02-02-2012 |
20120100010 | Speed Control - Embodiments of the invention provide a pumping system for at least one aquatic application controlled by a user. The pumping system includes a pump, a variable speed motor, a memory, and a controller. The pumping system includes a user interface with a first speed button, a second speed button, an increase button, and a decrease button. The buttons provide an actuate and release operation, a first touch and hold operation, and a second touch and hold operation. The controller operates the variable speed motor at a substantially constant speed based on a current speed value selected by the user using the buttons. | 04-26-2012 |
20140064985 | Priming Protection - Embodiments of the invention provide a pumping system for at least one aquatic application. The pumping system includes a pump, a motor coupled to the pump, and a controller in communication with the motor. The controller determines an actual power consumption of the motor and compares the actual power consumption to a reference power consumption. The controller also determines that the pump is in an unprimed condition if the actual power consumption is less than the reference power consumption and that the pump is in a primed condition if the actual power consumption is at least equal to the reference power consumption. | 03-06-2014 |
20140232198 | CONTROL DEVICE FOR DAMPING GRID OSCILLATIONS - The invention relates to a method for damping grid oscillations. The oscillations may be damped by controlling e.g. wind turbine generators to inject power to the grid in anti-phase with the grid oscillations. Instead of controlling one or more wind turbine generators to generate the same anti-phase power signal, a plurality of wind turbine generators are controlled so that each of them only generates a part of the anti-phase power signal, but so that all of the wind turbine generators in combination generates the entire anti-phase power signal. | 08-21-2014 |
Patent application number | Description | Published |
20150204334 | Speed Control - In some embodiments, a pumping system for at least one aquatic application controlled by a user is disclosed. The pumping system includes a pump and a motor disposed in a first housing and coupled to the pump. A user interface is associated with a second housing, the second housing defined by a base portion shaped to interact with the first housing and a user interface portion that carries a plurality of control buttons, wherein the second housing is selectively positionable among a plurality of positions relative to the first housing. | 07-23-2015 |
20150211531 | Speed Control - A pumping system for moving water of a swimming pool includes a water pump, an infinitely variable speed motor, and an arrangement for operating the motor. In one example, the pumping system includes a memory configured to store a plurality of retained speed values, an arrangement for providing a plurality of retained speed values to the memory, and an arrangement for reading a selected one of the plurality of retained speed values from the memory. In addition or alternatively, the pumping system includes a storage medium for digitally storing a plurality of pre-established motor speed values and an arrangement for receiving input from a user to select one of the pre-established motor speeds. In addition or alternatively, the pumping system further includes an arrangement for restarting operation of the motor at a previously selected speed value when power supplied to the motor is interrupted during operation of the motor. A method for controlling the pumping system is also provided. | 07-30-2015 |
20150300358 | Flow Control - A pumping system for moving water of a swimming pool includes a water pump and a variable speed motor. The pumping system further includes means for determining a first motor speed of the motor, means for determining first and second performance values of the pumping system, and means for comparing the first and second performance values. The pumping system further includes means for determining an adjustment value based upon the comparison, means for determining a second motor speed based upon the adjustment value, and means for controlling the motor in response to the second motor speed. In one example, the pumping system includes means for determining a value indicative of a flow rate of water moved by the pump. In addition or alternatively, the pumping system includes a filter arrangement. A method of controlling the pumping system for moving the water of the swimming pool is also disclosed. | 10-22-2015 |
20160061204 | Priming Protection - Embodiments of the invention provide a pumping system for at least one aquatic application. The pumping system includes a pump, a motor coupled to the pump, and a controller in communication with the motor. The controller receives input of a performance value that is determined utilizing information from operation of the motor and compares the performance value to a reference value. The controller also is configured to prime and run the pump when the performance value equals the first reference value and to continue to do so until the performance value equals a second reference value. Alternatively, the controller receives user input of an amount of time the system can take to attempt to successfully prime the pump and is configured to operate the motor at maximum speed until the amount of time elapses. | 03-03-2016 |
Patent application number | Description | Published |
20090002775 | Interferometric measurement of non-homogeneous multi-material surfaces - Correction factors for the ALR and PTR parameters of magnetic-head sliders are determined by calculating an effective reflectivity and a corresponding PCOR at each pixel of the air-bearing surface. The absolute value of reflectivity at each pixel of the AlTiC air-bearing surface is obtained from an empirical equation relating it to modulation. The ratio of Al | 01-01-2009 |
20090018786 | Interferometric iterative technique with bandwidth and numerical-aperture dependency - An interferometric intensity equation includes parameters that depend on bandwidth and numerical aperture. An error function based on the difference between actual intensities produced by interferometry and the intensities predicted by the equation is minimized iteratively with respect to the parameters. The scan positions (i.e., the step sizes between frames) that minimized the error function are then used to calculate the phase for each pixel, from which the height can also be calculated in conventional manner. As a result, the phase map generated by the procedure is corrected to a degree of precision significantly better than previously possible. | 01-15-2009 |
20090185193 | Interferometric measurement of DLC layer on magnetic head - An explicit relationship is developed between the ratio of average interferometric modulation produced by diamond-like carbon (DLC)-coated magnetic-head surfaces and the thickness of the DLC layer. Accordingly, the thickness of the DLC layer is calculated in various manners from modulation data acquired for the system using object surfaces of known optical parameters. | 07-23-2009 |
20120105864 | OPTICAL MEASUREMENT OF LEAD ANGLE OF GROOVE IN MANUFACTURED PART - A portion of the surface of a cylindrical part with a machined groove is mapped with an optical profilometer and the height map is fitted to a virtual cylindrical configuration that best fits the data. Two-dimensional Fourier Transfer analysis of the map data is advantageously used to find the orientation of the groove on the part. The orientation of the groove is then compared to the longitudinal axis of such virtual cylinder to calculate the groove's lead angle. | 05-03-2012 |
20120257215 | INTERFEROMETRIC MEASUREMENT OF NON-HOMOGENEOUS MULTI-MATERIAL SURFACES - Correction factors for the ALR and PTR parameters of magnetic-head sliders are determined by calculating an effective reflectivity and a corresponding PCOR at each pixel of the air-bearing surface. The absolute value of reflectivity at each pixel of the AlTiC air-bearing surface is obtained from an empirical equation relating it to modulation. The ratio of Al | 10-11-2012 |
20120257216 | INTERFEROMETRIC MEASUREMENT OF NON-HOMOGENEOUS MULTI-MATERIAL SURFACES - Correction factors for the ALR and PTR parameters of magnetic-head sliders are determined by calculating an effective reflectivity and a corresponding PCOR at each pixel of the air-bearing surface. The absolute value of reflectivity at each pixel of the AlTiC air-bearing surface is obtained from an empirical equation relating it to modulation. The ratio of Al | 10-11-2012 |
Patent application number | Description | Published |
20110107997 | STEEL PISTON WITH COOLING GALLERY AND METHOD OF CONSTRUCTION THEREOF - A piston and method of construction is provided. The piston includes a top part fixed to a bottom part. The top part has an uppermost surface with annular inner and outer upper joining surfaces depending therefrom. The bottom part has a pair of pin bosses with pin bores aligned with one another along a pin bore axis; a pair of upwardly extending annular inner and outer lower joining surfaces and a combustion bowl wall. Inner and outer weld joints fix the inner and outer upper and lower joining surfaces to one another. An annular cooling gallery is formed laterally between the upper and lower joining surfaces. The inner weld joint joining the top part to the bottom part is located within the combustion bowl wall and configured to minimized the compression height of the piston. | 05-12-2011 |
20110185889 | PISTON WITH CENTRAL COOLING GALLERY COOLING FEATURE - A piston includes an upper crown portion and a lower crown portion with a pair of pin bosses spaced for receipt of a connecting rod. The pin bosses have pin bores aligned with one another along a pin bore axis. The upper crown portion and the lower crown portion form an outer oil gallery and a central oil gallery. The central oil gallery is formed in part by a floor extending radially inwardly from the outer oil gallery to a plateau. To facilitate cooling the central gallery, the plateau has a through opening and the floor has at least one trough depending axially therein. At least one oil flow passage extends in fluid communication between the outer oil gallery and the central oil gallery, wherein at least one oil flow passage is axially aligned with the at least one trough to provide a direct flow of oil to the trough. | 08-04-2011 |
20110203547 | PISTON AND CONNECTING ROD ASSEMBLY HAVING IMPROVED COOLING CHARACTERISTICS - A piston and connecting rod assembly wherein the piston includes an inner cooling gallery defined in the body thereof beneath the crown of the piston, an outer cooling gallery defined between the skirt of the piston and the body and beneath the crown. A pin bore is formed in the body. A connecting rod is adapted to interconnect the piston and crankshaft where the connecting rod has at least one end with a bore extending therethrough and adapted to be aligned with the pin bore of the piston. At least one end of the connecting rod is in fluid communication with the inner cooling gallery of the piston and includes a reservoir formed on the end of the connecting rod which is adapted to collect coolant therein. | 08-25-2011 |
20120037112 | STEEL PISTON WITH COOLING GALLERY AND METHOD OF CONSTRUCTION THEREOF - A piston and method of construction is provided. The piston includes a top part fixed to a bottom part. The top part has an uppermost surface with annular inner and outer upper joining surfaces depending therefrom. The bottom part has a pair of pin bosses with pin bores aligned with one another along a pin bore axis; a pair of upwardly extending annular inner and outer lower joining surfaces and a combustion bowl wall. Inner and outer weld joints fix the inner and outer upper and lower joining surfaces to one another. An annular cooling gallery is formed laterally between the upper and lower joining surfaces. The inner weld joint joining the top part to the bottom part is located within the combustion bowl wall and configured to minimized the compression height of the piston. | 02-16-2012 |
20130146017 | One-Piece Piston With Improved Combustion Bowl Rim Region and Method of Manufacture - A piston for an internal combustion engine and method of construction thereof is provided. The piston includes a piston body having an upper combustion surface with a combustion bowl depending from the upper combustion surface. The piston body has a ring belt region configured for receipt of at least one piston ring adjacent the upper combustion surface. A cooling gallery is configured in radial alignment with the ring belt region. An annular combustion bowl rim region extends between the upper combustion surface and the combustion bowl, and a bonded seam extends from the combustion bowl rim region radially outwardly to the cooling gallery. The bonded seam has material properties exhibiting an enhanced ability to withstand the extreme temperature, pressure, stress and highly corrosive and erosive effects of the combustion gases relative to the surrounding material of the piston body. | 06-13-2013 |
20140096735 | PISTON ASSEMBLY AND METHOD OF MAKING A PISTON - An improved piston for an opposed piston internal combustion engine is provided. The piston includes a piston body that extends along an axis from a crown portion to a skirt portion with a full piston skirt and to a pin boss portion. The piston body includes a plurality of ring grooves in the crown portion and at least one ring groove in the skirt portion. A wrist pin which has a length that is longer than a maximum diameter of the piston body is joined with the piston body at the pin boss portion and extends past the pin boss portion for receiving a pair of connecting rods on opposite sides of the piston body. The piston body is a monobloc piston body which is made of one integral piece or of multiple pieces that are welded or adhered together. | 04-10-2014 |
20140202404 | PISTON AND METHOD OF MAKING A PISTON - A monobloc piston assembly for an internal combustion engine is provided. The piston assembly includes a piston body which extends along an axis and is formed of at least two pieces of material which are joined together at least one friction weld joint which extends continuously through an annular shape around the axis. One of the pieces has an upper surface with a combustion bowl having a rotationally asymmetrical shape around the axis formed therein. Another of the pieces has a dome-shaped receiving surface which is rotationally symmetrical around the axis for slidingly receiving a portion of a connecting rod. | 07-24-2014 |
20140352650 | STEEL PISTON WITH COOLING GALLERY AND METHOD OF CONSTRUCTION THEREOF - A piston and method of construction is provided. The piston includes a top part fixed to a bottom part. The top part has an uppermost surface with annular inner and outer upper joining surfaces depending therefrom. The bottom part has a pair of pin bosses with pin bores aligned with one another along a pin bore axis; a pair of upwardly extending annular inner and outer lower joining surfaces and a combustion bowl wall. Inner and outer weld joints fix the inner and outer upper and lower joining surfaces to one another. An annular cooling gallery is formed laterally between the upper and lower joining surfaces. The inner weld joint joining the top part to the bottom part is located within the combustion bowl wall and configured to minimized the compression height of the piston. | 12-04-2014 |
Patent application number | Description | Published |
20120041907 | Suggesting Connections to a User Based on an Expected Value of the Suggestion to the Social Networking System - To suggest new connections to a user of a social networking system, the system generates a set of candidate users to whom the user has not already formed a connection. The system determines the likelihood that the user will connect to each candidate user if suggested to do so, and it also computes the value to the social networking system if the user does connect to the candidate user. Then, the system computes an expected value score for each candidate user based on the corresponding likelihood and the value. The candidate users are ranked and the suggestions are provided to the user based on the candidate users' expected value scores. The social networking system can suggest other actions to a user in addition to forming a new connection with other users. | 02-16-2012 |
20130103758 | FILTERING AND RANKING RECOMMENDED USERS ON A SOCIAL NETWORKING SYSTEM - A social networking system may recommend a set of users to a viewing user for establishing new connections on the social networking system. Through a user interface, the viewing user may select filters based on characteristics and dimensions of user profile information. The recommended set of users may be ranked according to the selected filters by the number of mutual connections. Pre-populated filters may be selected and suggested based on information about the viewing user. Multiple filters may be selected by the viewing user, and filters may be based on any identifiable object in the social networking system, in one embodiment. The candidate recommended users may also be ranked based on predictions that the viewing user will initiate a request to connect with the candidate recommended users. | 04-25-2013 |
20130311568 | SUGGESTING CONNECTIONS TO A USER BASED ON AN EXPECTED VALUE OF THE SUGGESTION TO THE SOCIAL NETWORKING SYSTEM - To suggest new connections to a user of a social networking system, the system generates a set of candidate users to whom the user has not already formed a connection. The system determines the likelihood that the user will connect to each candidate user if suggested to do so, and it also computes the value to the social networking system if the user does connect to the candidate user. Then, the system computes an expected value score for each candidate user based on the corresponding likelihood and the value. The candidate users are ranked and the suggestions are provided to the user based on the candidate users' expected value scores. The social networking system can suggest other actions to a user in addition to forming a new connection with other users. | 11-21-2013 |
20130325755 | METHODS AND SYSTEMS FOR OPTIMIZING MESSAGES TO USERS OF A SOCIAL NETWORK - Techniques to optimize messages sent to a user of a social networking system. In one embodiment, information about the user may be collected by the social networking system. The information may be applied to train a model for determining likelihood of a desired action by the user in response to candidate messages that may be provided for the user. The social networking system may provide to the user a message from the candidate messages with a selected likelihood of causing the desired action. | 12-05-2013 |
20140214931 | INTEGRATING SOCIAL-NETWORKING INFORMATION - In one embodiment, a method includes receiving a message associated with a user at an information exchange system. At least one correspondent associated with the user may be determined, based on the message. A social connection between the user and the at least one correspondent may be assessed with respect to a social-networking system. The information exchange system may provide an interface for display to the user, the interface comprising information associated with the message. If the social connection is confirmed, the interface may include social-networking information associated with the at least one correspondent. Otherwise, the interface may provide functionality to create a social connection between the user and the at least one correspondent with respect to the social-networking system. | 07-31-2014 |
20140289237 | SUGGESTING CONNECTIONS TO USERS WITH LOW ACTIVITY IN A SOCIAL NETWORKING SYSTEM - To suggest new connections to a user of a social networking system, the system generates a set of candidate users to whom the user has not already formed a connection. The system determines the likelihood that the user will connect to each candidate user if suggested to do so, and it also computes the value to the social networking system if the user does connect to the candidate user. Then, the system computes an expected value score for each candidate user based on the corresponding likelihood and the value. The candidate users are ranked and the suggestions are provided to the user based on the candidate users' expected value scores. The social networking system can suggest other actions to a user in addition to forming a new connection with other users. | 09-25-2014 |
20150074215 | Methods And Systems For Optimizing Messages To Users Of A Social Network - Techniques to optimize messages sent to a user of a social networking system. In one embodiment, information about the user may be collected by the social networking system. The information may be applied to train a model for determining likelihood of a desired action by the user in response to candidate messages that may be provided for the user. The social networking system may provide to the user a message from the candidate messages with a selected likelihood of causing the desired action. | 03-12-2015 |
20150215387 | INTEGRATING SOCIAL-NETWORKING INFORMATION - In one embodiment, a method includes receiving a message associated with a user at an information exchange system. At least one correspondent associated with the user may be determined, based on the message. A social connection between the user and the at least one correspondent may be assessed with respect to a social-networking system. The information exchange system may provide an interface for display to the user, the interface comprising information associated with the message. If the social connection is confirmed, the interface may include social-networking information associated with the at least one correspondent. Otherwise, the interface may provide functionality to create a social connection between the user and the at least one correspondent with respect to the social-networking system. | 07-30-2015 |
20160036887 | ELECTRONIC NOTIFICATIONS - In one embodiment, a method includes accessing for a user one or more electronic notifications that include information about a social network. The social network includes a plurality of nodes connected by a plurality of edges, with at least one node corresponding to the user. The method further includes determining, for each of the electronic notifications, a score that estimates whether a user interaction with the social network will result if the electronic notification is provided to the user. The method further includes determining, based at least in part on the determined scores, an action to take with respect to the electronic notifications. | 02-04-2016 |
Patent application number | Description | Published |
20090022138 | MULTIPLEXING PROTOCOL FOR LARGE, HIGH SECURITY AREAS WITH 3D LOCALIZATION - A method for providing unlimited multiplexing of network nodes includes steps of: placing a plurality of tags within a network node, wherein the tags comprise the RuBee long wavelength network protocol; clipping the plurality of tags into separate areas for transmitting and receiving, by placing a plurality of base stations within the network node such that at least one base station overlaps with an adjacent network node; and synchronizing transmit packets from two adjacent base stations transmitting at a same time, such that the tags detect and respond to the packets from a nearby base station and perceive the packets from the distant base station as noise. | 01-22-2009 |
20120131828 | Tracking Weapon Health and Maintenance - A system for tracking weapon health includes a low frequency networked radio tag coupled with a firearm, said radio tag configured to receive and send data signals; a reader configured to be in operative communication with the tag antenna; and a display configured to display data relating to weapon health. The radio tag includes a shot sensor, a shot count register for tracking the number of shots fired and cadence registers for tracking the intervals between shots. | 05-31-2012 |
20150075047 | Tracking Weapon Health and Maintenance - A system for tracking weapon health includes a low frequency networked radio tag coupled with a firearm, said radio tag configured to receive and send data signals; a reader configured to be in operative communication with the tag antenna; and a display configured to display data relating to weapon health. The radio tag includes a shot sensor, a shot count register for tracking the number of shots fired and cadence registers for tracking the intervals between shots. | 03-19-2015 |
Patent application number | Description | Published |
20090126460 | Gas-Sensing Semiconductor Devices - A gas-sensing semiconductor device | 05-21-2009 |
20100242592 | SHEAR STRESS SENSORS - This invention relates to hot film shear stress sensors and their fabrication. We describe a hot film shear stress sensor comprising a silicon substrate supporting a membrane having a cavity underneath, said membrane bearing a film of metal and having electrical contacts for heating said film, and wherein said membrane comprises a silicon oxide membrane, where in said metal comprises aluminium or tungsten, and wherein said membrane has a protective layer of a silicon-based material over said film of metal. In preferred embodiments the sensor is fabricated by a CMOS process and the metal comprises aluminium or tungsten. | 09-30-2010 |
20130193509 | SOI LATERAL MOSFET DEVICES - The present invention relates to a semiconductor power device and power integrated circuits (ICs). The lateral SOI MOSFET in the present comprises a trench gate extended to the dielectric buried layer, one or multiple dielectric trenches in the drift region, and a buried gate in said dielectric trench. The permittivity of the dielectric in said dielectric trench is lower than that of said active layer. Firstly, said dielectric trench not only greatly improves breakdown voltage, but also reduces pitch size. Secondly, the trench gate widens the effective conductive region in the vertical direction. Thirdly, dual gates of said trench gate and buried gate increase channel and current densities. Thereby, specific on-resistance and the power loss are reduced. The device of the present invention has many advantages, such as high voltage, high speed, low power loss, low cost and ease of integration. The device in the present invention is particularly suitable for power integrated circuits and RF power integrated circuits. | 08-01-2013 |
20140291704 | PLASMONIC IR DEVICES - An infra-red (IR) device comprising a dielectric membrane formed on a silicon substrate comprising an etched portion; and at least one patterned layer formed within or on the dielectric membrane for controlling IR emission or IR absorption of the IR device, wherein the at least one patterned layer comprises laterally spaced structures. | 10-02-2014 |