Patent application number | Description | Published |
20110064013 | COLLISION MITIGATION FOR MULTICAST TRANSMISSION IN WIRELESS LOCAL AREA NETWORKS - A method and apparatus are described including multicasting a medium reservation message, receiving responses to the medium reservation message and determining if a ratio of the received responses to an expected number of responses exceeds a threshold. Also described are a method and apparatus including receiving a medium reservation message, determining if the medium reservation message specifies this receiver in a list of receivers from which a response is requested, determining if a medium is idle and transmitting the response to the medium reservation message responsive to the second determination. | 03-17-2011 |
20110069628 | CONTENTION BASED MEDIUM RESERVATION FOR MULTICAST TRANSMISSION IN WIRELESS LOCAL AREA NETWORKS - A method and apparatus are described including multicasting a medium reservation message and receiving a response to the medium reservation message. Also described are a method and apparatus including receiving a medium reservation message, determining if a medium is idle and transmitting a response to the medium reservation message responsive to the determination. Further described are a method and apparatus including receiving a medium reservation message, determining if a received network allocation vector in the medium reservation message has a value greater than a current network allocation vector, determining if transmission over a medium during a time interval is detected and resetting the current network allocation vector responsive to the determination of transmission. Yet further described are a method and apparatus including receiving a response to a medium reservation message, determining if a network allocation vector in the response is greater than a current network allocation vector and updating the current network allocation vector responsive to the determination. | 03-24-2011 |
20110080977 | Apparatus for multicast transmissions in wireless local area networks - Message formats and apparatus are described that serve to reserve access to a communication medium in a multi-cast system. A first message, a multicast request-to-send message, includes a duration field having information representing the reserved time for a communication medium, a multicast receiver address field, a multicast transmitter address field, a field that identifies the number of slots for a clear-to-send response, and a field that identifies the number slots for a not-clear-to-send response. A second message includes a duration field, and a multicast receive address field. The second message has a format that can be used as one of a clear-to-send message in response to a multicast request-to-send message, a cancel-clear-to-send message that cancels a data transmission after the clear-to-send message is sent, and a not-clear-to-send message in response to the multicast request-to-send message. | 04-07-2011 |
20110096710 | APPARATUS FOR REQUESTING ACKNOWLEDGEMENT AND TRANSMITTING ACKNOWLEDGEMENT OF MULTICAST DATA IN WIRELESS LOCAL AREA NETWORKS - A signal and apparatus for receiving the signal are described wherein the signal includes a duration field, a multi-cast receiver address field, a transmitter address field, a block acknowledgment request control field, a block acknowledgment request information field and an information field. Also described are a signal and apparatus for transmitting the signal wherein the signal includes a duration field, a multicast receiver address field, a transmitter address field, a block acknowledgment control field and a block acknowledgment information field. | 04-28-2011 |
20110096711 | APPARATUS FOR COLLISION MITIGATION OF MULTICAST TRANSMISSIONS IN WIRELESS NETWORKS - Message formats and apparatus are described that reserve access to a communication medium in a multicast system. A first message, a multicast request-to-send message, includes a duration field having information representing the reserved time for a communication medium, multicast receiver and transmitter address fields, and bits that specifies a destination that is expected to reply to the multicast digital message. The bits that specify a destination can be extended to a plurality of fields that each contain different destination identifiers. Example destination identifiers include association identifiers or media access control addresses. Alternately, the bits that specify a destination can have a first field containing an offset and a second field indicating destinations with respect to the offset. A second message includes a duration field and multicast receiver and transmitter address fields. The second message is used to cancel a data transmission resulting from a multicast request-to-send message. | 04-28-2011 |
20110116435 | Method and System for acknowledgement and retransmission of multicast data in wireless local area networks - A method and apparatus are described including multicasting a plurality of data units and multicasting a request for acknowledging receipt of the plurality of data units, receiving signals responsive to the request. Also described are a method and apparatus including receiving a multicast request to acknowledge receipt of data, determining if a response to the request is required, determining status of the data, preparing the response based on the determining acts and transmitting the response. | 05-19-2011 |
20110167291 | METHOD AND APPARATUS FOR TRANSMIT POWER CONTROL IN WIRELESS NETWORKS - A method and apparatus are described including receiving, by a transmitter, a report from an associated client, setting and using a downlink transmit power level responsive to the report for data transmissions to the associated client, determining a downlink data loss rate and adjusting the downlink transmit power level responsive to the downlink data loss rate, wherein said report includes received signal strength, client transmit power level and one of link margin and receiver sensitivity. Also described are a method and apparatus including receiving, by a receiver, a request for a report, transmitting the requested report, receiving an instruction to use an uplink transmit power level, setting and using the uplink transmit power level, determining an uplink data loss rate and adjusting the uplink transmit power level responsive to the uplink data loss rate, wherein said report includes said received signal strength, client transmit power level and one of said link margin and said receiver sensitivity. | 07-07-2011 |
20110292897 | Channel Selection Method For Wireless Networks - A method and apparatus are described including categorizing each channel into one of four categories, selecting a channel from a first category of channels, if there are any channels in the first category of channels, selecting a channel from a second category of channels, if there are any channels in the second category of channels and selecting a channel from a third category of channels, if there are any channels in the third category of channels. | 12-01-2011 |
20110292898 | Centralized channel selection method and apparatus for wireless networks in a dense deployment environment - A method and apparatus are described including scanning a channel, generating a report for the scanned channel, transmitting the channel report to an associated access point and receiving a channel assignment responsive to said channel report. Also described are a method and apparatus including scanning a channel, generating a first channel report, receiving a second channel report from an associated client, transmitting the first channel report and the second channel report to a server, receiving a channel assignment message from the server responsive to the first and second channel reports and transmitting the channel assignment message to the associated client. Further described are a method and apparatus including receiving a channel report from an associated access point, building an interference graph responsive to the channel report, determining channel assignments based on the interference graph and transmitting a channel assignment message to the associated access point. | 12-01-2011 |
20120057515 | MULTIPOINT RELAY SET SELECTION METHODS AND THEIR APPLICATION TO MULTICAST CHANNEL RESERVATION IN OVERLAPPING BASIC SERVICE SETS IN WIRELESS NETWORKS - A method and apparatus are described including communicating with neighbor nodes in a wireless network, determining one-hop neighbor nodes and two-hop neighbor nodes responsive to the communication, determining a minimum multipoint relay set responsive to the first working channel determination and communicating over the wireless network using the minimum multipoint relay set. | 03-08-2012 |
20120221645 | AUTOMATIC MEDIA ASSET UPDATE OVER AN ONLINE SOCIAL NETWORK - An electronic program guide is displayed where the program guide indicates the various media being consumed by a plurality of users. Such users can be linked together via a relationship from a social networking website. In addition, the grid can display broadcast channel listings. The grid optionally provides the feature of adding and removing corresponding user and channel listings. | 08-30-2012 |
20120222061 | AUTOMATIC MEDIA ASSET UPDATE OVER AN ONLINE SOCIAL NETWORK - In response to a request for media, a determination is made whether a user should receive the requested media. When the user has the proper content privilege, a content manager will authorize the delivery of such content. Otherwise, alternative content is delivered to the user based on the content privileges. | 08-30-2012 |
20120304231 | ENHANCED CONTENT SEARCH - A method and system including a controller with an internet interface of providing enhanced content is provided. The controller receives an electronic program guide data and retrieves at least one characteristic identifying a program currently being displayed on a primary display device within the electronic program guide. At least one external content source is searched using the internet interface for information related to the program based on the at least one characteristic and the information related to the program obtained during the search is stored into a memory. The information stored in the memory and related to the first program is displayed by a user interface display processor on a second display. | 11-29-2012 |
20120311633 | AUTOMATIC CLIP GENERATION ON SET TOP BOX - A system and method of identifying and providing content to a user is described. The method is performed by a controller with an internet interface. A controller receives electronic program guide data, the electronic program guide data being selectively displayed on a primary display device. An attribute processor parses the received electronic program guide data to identify at least one program description attribute for a currently tuned program. A content processor searches the received electronic program guide and detects at least one further program having the identified at least one program description attribute. The content processor identifies the at least one further program as recommended content in step and a user interface generator generates, a user interface display including the recommended content user interface including a user selectable data item representing the recommended content for display on a secondary display device different from the primary display device. | 12-06-2012 |
20120311637 | MEDIA CONTENT SPATIAL NAVIGATION - A method and system of providing a content guide that identifies a spatial relationship between the elements in the content guide is described. A controller receives electronic program guide data. The received electronic program guide data is parsed to identify a plurality of programs listed in the electronic program guide and data corresponding to at least one program description attribute for the identified programs. A relationship is determined between each identified program based on the at least one program description attribute. At least one cluster is generated and includes at least one of the plurality of identified programs based on the determined relationship. A user interface display processor generates a user interface display image representing a clustered content guide and including the at least one generated cluster enabling the user to view the relationship of the plurality of programs. | 12-06-2012 |
20120311640 | SMART CATCH-UP FOR MEDIA CONTENT VIEWING - A method and system of providing access to related content includes a primary display that is tuned to a desired program. Information that identifies the desired program is retrieved from an electronic program guide using a content processor. A plurality of locations on a communication network are automatically searched for additional episodes of the desired program using the retrieved information via an interne interface. Links for accessing the additional episodes of the tune program are provided via a user interface display processor on a secondary display. | 12-06-2012 |
20120317288 | SYSTEM AND METHOD FOR PUBLISHING CONTENT ON THE INTERNET - A method and system enables sharing content between a plurality of users over a communications network. A link to content that has been shared by a user is selected, the link includes at least one access characteristic defining a set of users able to access the content. A request signal including the at least one access characteristic associated with the content and at least one user characteristic associated with a requesting user over the communications network is transmitted for receipt by an authorization processor. A level of access available is determined for the content by comparing the at least one access characteristic and the at least one user characteristic in the request signal with a source of content specific authentication information including data representing content-specific access levels. Access to the requested content is provided via an internet interface to an output device in accordance with the determined level of access. | 12-13-2012 |
20120324512 | ENHANCED ELECTRONIC PROGRAM GUIDE - A method for a system that provides an enhanced content guide includes a controller that receives electronic program guide data and parses the received electronic program guide data to identify a program listed in the electronic program guide and data corresponding to at least one program description attribute for the identified program. At least one external source of content information is searched using the Internet interface for information related to the identified program using the at least one program description attribute. A user interface generator generates an enhanced content guide user interface including the information related to the identified program for display on a display device in response to selection of the identified program in the electronic program guide. | 12-20-2012 |
20130007793 | PRIMARY SCREEN VIEW CONTROL THROUGH KINETIC UI FRAMEWORK - A method and system for generating a dynamic user interface on a second screen control device for controlling the content being displayed on primary viewing screen. The method and system utilizes view context which is based on the content being displayed, additional information, and the type of second screen control device. The view context is then used to generate the user interface on the second screen control device. | 01-03-2013 |
20140010144 | COLLISION MITIGATION FOR MULTICAST TRANSMISSION IN WIRELESS LOCAL AREA NETWORKS - A method and apparatus are described including multicasting a medium reservation message, receiving responses to the medium reservation message and determining if a ratio of the received responses to an expected number of responses exceeds a threshold. Also described are a method and apparatus including receiving a medium reservation message, determining if the medium reservation message specifies this receiver in a list of receivers from which a response is requested, determining if a medium is idle and transmitting the response to the medium reservation message responsive to the second determination. | 01-09-2014 |
20140036845 | CENTRALIZED CHANNEL SELECTION METHOD AND APPARATUS FOR WIRELESS NETWORKS IN A DENSE DEPLOYMENT ENVIRONMENT - A method and apparatus are described including scanning a channel, generating a report for the scanned channel, transmitting the channel report to an associated access point and receiving a channel assignment responsive to said channel report. Also described are a method and apparatus including scanning a channel, generating a first channel report, receiving a second channel report from an associated client, transmitting the first channel report and the second channel report to a server, receiving a channel assignment message from the server responsive to the first and second channel reports and transmitting the channel assignment message to the associated client. Further described are a method and apparatus including receiving a channel report from an associated access point, building an interference graph responsive to the channel report, determining channel assignments based on the interference graph and transmitting a channel assignment message to the associated access point. | 02-06-2014 |
20140184908 | METHOD AND APPARATUS FOR MULTIMEDIA STREAM SYNCHRONIZATION - The method and apparatus for multimedia stream synchronization includes establishing a hierarchical clock system for use in synchronization. The clock system includes establishing at least one parent clock and establishing a child clock for each multimedia stream to be synchronized. The parent clock is in communication with each child clock and through the implementation of rollover and prefetch state information contained with each established child clock, the parent clock can nominate any child clock as a master so as to enable multimedia stream synchronization. | 07-03-2014 |
20150117388 | CENTRALIZED CHANNEL SELECTION METHOD AND APPARATUS FOR WIRELESS NETWORKS IN A DENSE DEPLOYMENT ENVIRONMENT - A method and apparatus are described including scanning a channel, generating a report for the scanned channel, transmitting the channel report to an associated access point and receiving a channel assignment responsive to said channel report. Also described are a method and apparatus including scanning a channel, generating a first channel report, receiving a second channel report from an associated client, transmitting the first channel report and the second channel report to a server, receiving a channel assignment message from the server responsive to the first and second channel reports and transmitting the channel assignment message to the associated client. Further described are a method and apparatus including receiving a channel report from an associated access point, building an interference graph responsive to the channel report, determining channel assignments based on the interference graph and transmitting a channel assignment message to the associated access point. | 04-30-2015 |
Patent application number | Description | Published |
20120137102 | CONSUMER APPROACH BASED MEMORY BUFFER OPTIMIZATION FOR MULTIMEDIA APPLICATIONS - A multimedia storage method is provided in which the memory allocations to applications are just the sufficient or right amount and do not over allocate or waste memory resources, thereby ensuring that other applications that need memory can operate properly and efficiently. | 05-31-2012 |
20120170445 | EFFICIENT APPLICATION-LAYER AUTOMATIC REPEAT REQUEST RETRANSMISSION METHOD FOR RELIABLE REAL-TIME DATA STREAMING IN NETWORKS - A method and apparatus are described including buffering data to be transmitted, transmitting data retrieved from a buffer via a datagram protocol, receiving a request for retransmission of data, determining if the requested data is in the buffer and retransmitting the requested data via a protocol that provides end-to-end acknowledgement of data and error recovery. | 07-05-2012 |
20120210349 | MULTIPLE-SCREEN INTERACTIVE SCREEN ARCHITECTURE - A method and system are provided for supporting multiple-screen interactivity between at least a first screen on a first device and a second screen on a second device. The system includes an interactivity server for providing complementary content for display on the second screen relative to primary content displayed on the first screen. The system further includes a communication device for communicating the complementary content to the second device to display on the second screen thereof. | 08-16-2012 |
20120300663 | METHOD AND APPARATUS FOR RETRANSMISSION DECISION MAKING - A method and apparatus are described including parsing an abstraction-layer header and assigning a priority to a packet to be transmitted. A network monitor of a transmitter is connected between a network interface and a retransmission decision maker for deciding which packets to retransmit, for example, based on the assigned priority and collected network statistics or conditions, for example, packet loss rate. A network monitor may also be provided at a receiver for collecting current network statistics such as cumulative number of packets lost and for providing such statistics to a transmitter. The method further includes buffering the data to be transmitted along with the assigned priority, transmitting data retrieved from a buffer via a datagram protocol, receiving a request for retransmission of data, determining if the requested data is in the buffer and retransmitting the requested data via a protocol that provides end-to-end acknowledgement of data and error recovery. | 11-29-2012 |
20130003579 | METHOD AND APPARATUS FOR PARSING A NETWORK ABSTRACTION-LAYER FOR RELIABLE DATA COMMUNICATION - A method and apparatus are described including parsing an abstraction-layer header, assigning a priority to a packet to be transmitted, buffering the data to be transmitted, transmitting data retrieved from a buffer via a datagram protocol, receiving a request for retransmission of data, determining if the requested data is in the buffer and retransmitting the requested data via a protocol that provides end-to-end acknowledgement of data and error recovery. A network monitor of a transmitter is connected between a network interface and a retransmission decision maker for deciding which packets to retransmit, for example, based on the assigned priority and collected network statistics. A network monitor may also be provided at a receiver for collecting current network statistics and reporting them to transmitter. | 01-03-2013 |
20130128889 | METHOD AND APPARATUS FOR CONVERTING A MULTICAST SESSION TO A UNICAST SESSION - A method and apparatus are described including receiving a data Packet having a data packet header, storing the received data packet as shared payload, determining if the received data packet is a first data packet, initializing a sequence starting number responsive to the determination, generating a new data packet header, calculating a sequence number for the received data packet using the sequence starting number, inserting the new sequence number into the new data packet header, unicasting the new data packet header and the shared payload to a plurality of client devices. | 05-23-2013 |
20130232522 | SYSTEMS AND METHODS FOR REAL-TIME UNIFIED MEDIA PREVIEW - A centralized media device accesses media sources via a networked system to display a unified preview of media contents stored on different devices. The unified previews are provided in real-time, pushing previews to multiple user devices. The centralized media device can employ user profile information to tailor the unified previews to individuals. It can also employ external sources to obtain relevant content images and information to provide to a user. The centralized media device can operate independently of the type of media, media source and/or viewing devices. | 09-05-2013 |
20140020025 | METHOD, APPARATUS AND SYSTEM FOR MULTIPLE SCREEN MEDIA EXPERIENCE - A current programming channel, and the content thereon, being displayed on a primary display device are tracked. Web content related to the content being displayed on the primary display device is searched and the resulting data is made available to a user on at least one secondary display device via a user interface. The results of the search are made available to a user such that when data resulting from the search is selected for display on the at least one secondary display device, the data is displayed on the at least one secondary display device without interfering with a display of content on the primary display device. In the event of a change of the programming channel or the content thereon, a new search is initiated for data related to content being currently viewed. | 01-16-2014 |
Patent application number | Description | Published |
20110023007 | Associating Workflows With Code Sections In A Document Control System - Systems, methods, and articles of manufacture for facilitating workflow control for a document. In one embodiment, a portion of computer program source code is associated with a workflow. The computer program is monitored for reference to or by the portion of the computer program source code. In response to a reference to or by the computer program source code, the workflow is fired off. | 01-27-2011 |
20110073359 | Through-Hole-Vias In Multi-Layer Printed Circuit Boards - Example multi-layer printed circuit boards (‘PCBs’) are described as well as methods of making and using such PCBs that include layers of laminate; at least one via hole traversing the layers of laminate, and a via conductor contained within the via hole, the via conductor comprising a used portion and an unused portion, the via conductor comprising copper coated with a metal having a conductivity lower than the conductivity of copper. | 03-31-2011 |
20110267602 | Testing An Optical Fiber Connection - For testing whether an optical fiber is properly connected to a device, a beam of light is output to the optical fiber. An intensity is detected of light reflected by the device back through the optical fiber in response to the beam of light. In response to the detected intensity, a determination is made of whether the optical fiber is properly connected to the device. | 11-03-2011 |
20120081873 | IMPLEMENTING HIGH-SPEED SIGNALING VIA DEDICATED PRINTED CIRCUIT-BOARD MEDIA - Some embodiments of the inventive subject matter are directed to a first circuit board configured to include an electronic component. The electronic component includes a plurality of leads. The first circuit board includes first wires configured to connect to a first portion of the plurality of leads. The second circuit board is affixed to the first circuit board. The second circuit board includes second wires. The second circuit board is smaller in size than the first circuit board. A plurality of electrical connectors extend through a thickness of the first circuit board and are configured to connect a second portion of the plurality of leads to the second wires. | 04-05-2012 |
20120120577 | REDUNDANT CLOCK CHANNEL FOR HIGH RELIABILITY CONNECTORS - A memory module configured to connect to a slot of a data processing system. A set of tabs is connected to the module and configured to electrically connect the module to the slot and to electrically connect the module to a clock of the data processing system. The set of tabs includes a first tab, a second tab, a third tab, and a fourth tab. The first tab and the second tab are opposite the third tab and the fourth tab. The first tab comprises a positive type tab, the second tab comprises a negative type tab, the third tab comprises a positive type tab, and the fourth tab comprises a negative type tab. The first and third tabs are configured to provide a first electrical connection to the clock. The second and fourth tabs are configured to provide a second electrical connection to the clock. Together, the first, second, third, and fourth tabs comprise two dual tabs. | 05-17-2012 |
20120175763 | INTEGRATED CIRCUIT PACKAGING INCLUDING AUXILIARY CIRCUITRY - An integrated circuit package includes a package core and a primary circuitry chip mounted on the package core. The primary circuitry chip has an active surface in which the core circuitry is fabricated. The active surface of the primary circuitry chip faces the package core and includes contacts. The integrated circuit package further includes an auxiliary circuit chip assembled to the package core and having contacts facing and electrically connected to the contacts of the primary circuitry chip. | 07-12-2012 |
20120193135 | Through-Hole-Vias In Multi-Layer Printed Circuit Boards - Example multi-layer printed circuit boards (‘PCBs’) are described as well as methods of making and using such PCBs that include layers of laminate; at least one via hole traversing the layers of laminate, and a via conductor contained within the via hole, the via conductor comprising a used portion and an unused portion, the via conductor comprising copper coated with a metal having a conductivity lower than the conductivity of copper. | 08-02-2012 |
20120200346 | Through-Hole-Vias In Multi-Layer Printed Circuit Boards - Example multi-layer printed circuit boards (‘PCBs’) are described as well as methods of making and using such PCBs that include layers of laminate; at least one via hole traversing the layers of laminate, and a via conductor contained within the via hole, the via conductor comprising a used portion and an unused portion, the via conductor comprising copper coated with a metal having a conductivity lower than the conductivity of copper. | 08-09-2012 |
20140075749 | IMPLEMENTING HIGH-SPEED SIGNALING VIA DEDICATED PRINTED CIRCUIT-BOARD MEDIA - Some embodiments of the inventive subject matter are directed to forming, on a first circuit board, first pins that connect to first leads of a first electronic component; forming, on the first circuit board, second pins that connect to second leads of a second electronic component; affixing the first circuit board to a second circuit board having a first layer with first wires; and forming second wires on a second layer of the second circuit board, wherein said forming the second wires creates an electrical connection on the second circuit board between a portion of the first pins and a portion of the second pins. In some embodiments, the second circuit board is smaller than the first circuit board, and the second layer of the second circuit board is, in length, approximately equivalent to a distance between the first electronic component and the second electronic component. | 03-20-2014 |
20140123489 | THROUGH-HOLE-VIAS IN MULTI-LAYER PRINTED CIRCUIT BOARDS - Example multi-layer printed circuit boards (‘PCBs’) are described as well as methods of manufacturing a PCB. Embodiments include depositing upon layers of laminate printed circuit traces and joining the layers of laminate. Embodiments also include drilling at least one via hole through the layers of laminate and placing in the via hole a via conductor comprising a used portion and an unused portion, the via conductor comprising copper coated with a second metal having a conductivity lower than the conductivity of copper. | 05-08-2014 |