Patents Assigned to InterDigital Patent Holdings
  • Signaling uplink control information in LTE-A
    Patent number: 9722735
    Abstract: Methods and systems for transmitting uplink control information in an LTE Advanced system are disclosed. A user device may determine whether uplink control information and/or available channels meet certain criteria and determine whether the uplink control information should be transmitted on a physical uplink control channel, a physical uplink shared channel, or both, based on the criteria. Criteria may include the size of the uplink control information (absolute size or relative to space available on a channel or a threshold value), the type of control information bits, the number of available (i.e., active or configured) component carriers, and the amount of power that may be required to transmit the uplink control information on more than one channel.
    Type: Grant
    Filed: June 18, 2010
    Date of Patent: August 1, 2017
    Assignee: InterDigital Patent Holdings, Inc.
    Inventors: Sung-Hyuk Shin, Pascal M. Adjakple, John Haim, Janet A. Stern-Berkowitz, Vincent Roy
  • Method and apparatus for discovery and association for visible light communications (VLC)
    Patent number: 9722701
    Abstract: A visible light communication (VLC) device and method for discovery and association with a VLC infrastructure node are disclosed. The VLC device is configured to receive a beacon frame from a VLC infrastructure node. The VLC device is further configured to transmit an association request to the VLC infrastructure node. The association request includes an indication of physical layer (PHY) capabilities and an indication of medium access control (MAC) capabilities of the VLC device. The VLC device is further configured to receive an association response from the VLC infrastructure node. The association response includes information for use in communicating with the VLC infrastructure node.
    Type: Grant
    Filed: June 12, 2015
    Date of Patent: August 1, 2017
    Assignee: InterDigital Patent Holdings, Inc.
    Inventors: Douglas R Castor, Samian Kaur, Weimin Liu
  • Methods for dynamic TDD uplink/downlink configuration
    Patent number: 9722760
    Abstract: A method and apparatus for Time Division Duplex (TDD) operation in a wireless transmit/receive unit (WTRU) are disclosed. The method includes receiving a first TDD uplink (UL)/downlink (DL) configuration for a serving cell, receiving a second TDD UL/DL configuration for the serving cell, receiving an indication of directions to use for subframes with conflicting directions between the first TDD UL/DL configuration and the second TDD UL/DL configuration, using the first TDD UL/DL configuration for timing of UL scheduling and UL Hybrid Automatic Repeat Request (HARQ), using the second TDD UL/DL configuration for timing of DL scheduling and DL HARQ, and determining a direction for each subframe with conflicting directions based on the received indication, wherein on a condition that the determined direction for a subframe with conflicting directions is DL, receiving in the subframe in the DL.
    Type: Grant
    Filed: September 26, 2013
    Date of Patent: August 1, 2017
    Assignee: INTERDIGITAL PATENT HOLDINGS, INC.
    Inventors: Janet A. Stern-Berkowitz, Pouriya Sadeghi, Nobuyuki Tamaki, Moon-il Lee, Ghyslain Pelletier, Li-Hsiang Sun, Marian Rudolf
  • DATA FLOW MOBILITY
    Publication number: 20170215111
    Abstract: A wireless transmit/receive unit (WRTU) may communicate using a data flow that is defined according to flow identification information (FII). The WTRU may participate in the transfer of the data flow between access networks of diverse radio access technologies. The WTRU may communicate with a mobility function to obtain access network and mobility policy information. The mobility function may be, for example, an Access Network Discovery Function (ANDSF). The mobility policy information may describe the conditions by which the transfer of data flows between access networks may be permitted.
    Type: Application
    Filed: April 10, 2017
    Publication date: July 27, 2017
    Applicant: InterDigital Patent Holdings, Inc.
    Inventors: GUANG LU, MAHMOUD WATFA, KAMEL M. SHAHEEN
  • Methods, apparatus and systems for enabling managed remote access
    Patent number: 9713039
    Abstract: Methods, apparatus, and systems are disclosed for handover of a Wireless Transmitter/Receiver Unit (WTRU) moving between a local network and another network. The WTRU established a local IP access (LIPA) session in the local network via a first Access Point (AP). The method includes receiving, by a second AP in the other network, a request to connect to the other network; and transitioning the LIPA session in the local IP network to a managed remote access (MRA) session in the other network. The transitioning includes establishing a path between the first AP and the second AP via a gateway, and informing the gateway of the transition to the MRA session.
    Type: Grant
    Filed: September 26, 2012
    Date of Patent: July 18, 2017
    Assignee: InterDigital Patent Holdings, Inc.
    Inventors: Mahmoud Watfa, Saad Ahmad, Pascal M Adjakple, Ulises Olvera-Hernandez, Behrouz Aghili
  • Method and apparatus for accelerated link setup
    Patent number: 9713181
    Abstract: A methods and apparatus may be used for accelerated link setup. A method may include a station (STA) acquiring information about an access point of an Institute of Electrical and Electronics Engineers (IEEE) 802.11 network in advance through a previously connected IEEE 802.11 interface and/or an interface other than the IEEE 802.11 network. The STA may use the acquired information during a link setup procedure between the STA and the access point. The information may include a suggestion for a specific procedure to complete the link setup procedure between the STA and the access point.
    Type: Grant
    Filed: November 28, 2016
    Date of Patent: July 18, 2017
    Assignee: InterDigital Patent Holdings, Inc.
    Inventors: Lei Wang, Yousif Targali, Sudheer A. Grandhi, Xiaofei Wang, Guodong Zhang
  • Method and apparatus providing fast control channel feedback for multiple downlink carrier operations
    Patent number: 9713125
    Abstract: A method and apparatus for fast control channel feedback for multiple downlink carrier operations are disclosed. A wireless transmit/receive unit (WTRU) receives signals over a plurality of downlink carriers, generates feedback for each of the plurality of downlink carriers based on the received signals, and transmits via a plurality of antennas, the feedback for at least one of the plurality of downlink carriers over a first physical channel and feedback for another of the plurality of downlink carriers over a second physical channel.
    Type: Grant
    Filed: April 22, 2013
    Date of Patent: July 18, 2017
    Assignee: InterDigital Patent Holdings, Inc.
    Inventors: Diana Pani, Benoit Pelletier, Lujing Cai, Paul Marnier, Christopher R. Cave, Rocco DiGirolamo
  • METHODS TO ENABLE WLAN PROXIMITY SERVICE
    Publication number: 20170202038
    Abstract: Methods and apparatus are described for implementing a wireless local area network (WLAN) Proximity Service (ProSe) connection in a WLAN ProSe capable wireless transmit receive unit (WTRU). The WLAN ProSe capable WTRU requests an establishment of a WLAN ProSe connection with other WLAN ProSe capable WTRU(s), where a ProSe discovery process determines the presence of other WLAN ProSe capable WTRU(s). Configuration information is received, via a non-access stratum or a radio resource control message, from a network node to facilitate the WLAN ProSe connection to the other WLAN ProSe capable WTRU(s). The configuration information includes one of a WLAN ID of the other WLAN ProSe capable WTRU(s), a medium access control ID of the other WLAN ProSe capable WTRU(s), a WLAN access point Service Set Identification (SSID) or Basic SSID, a frequency or channel number, a beacon interval, and timing information.
    Type: Application
    Filed: January 23, 2017
    Publication date: July 13, 2017
    Applicant: InterDigital Patent Holdings, Inc.
    Inventor: Saad Ahmad
  • METHOD AND APPARATUS FOR SUPPORTING HOME NODE-B MOBILITY
    Publication number: 20170201913
    Abstract: An eNB may receive a first signal from a wireless transmit/receive unit (WTRU), including a closed subscriber group identification (CSG ID) for a home eNodeB (HeNB). The eNB may send, based on the first signal, a membership verification request with the CSG ID for the HeNB to a core network. The eNB may receive a result of a membership verification indicating that the WTRU is permitted to access the HeNB. The eNB may send, based on the result of the membership verification, a message to the HeNB for the HeNB to establish communication with the WTRU, wherein the message includes radio access bearer (RAB) information associated with the WTRU. The eNB may receive a configuration message from the HeNB. The eNB may transmit a second signal including a radio resource control (RRC) reconfiguration message to the WTRU, the RRC reconfiguration message based on the received configuration message from the HeNB.
    Type: Application
    Filed: March 29, 2017
    Publication date: July 13, 2017
    Applicant: InterDigital Patent Holdings, Inc.
    Inventors: Pascal M. Adjakple, Mahmoud Watfa, James M. Miller, Ulises Olvera-Hernandez
  • Method and apparatus for enhancing cell-edge user performance and signaling radio link failure conditions via downlink cooperative component carriers
    Patent number: 9706505
    Abstract: A method and apparatus are described. A wireless transmit/receive unit (WTRU) includes circuitry that determines transmission power levels associated with physical uplink shared channel (PUSCH) transmissions over a plurality of uplink component carriers. On a condition that maximum power scaling is required, the circuitry prioritizes providing power to a physical uplink control channel (PUCCH) over providing power to a physical uplink shared channel (PUSCH) having uplink control information (UCI) and prioritize providing power to the PUCCH and PUSCH having UCI over a PUSCH not having UCI. The circuitry transmits the PUCCH, the PUSCH having UCI or at least one PUSCH not having UCI over the plurality of uplink component carriers.
    Type: Grant
    Filed: April 13, 2015
    Date of Patent: July 11, 2017
    Assignee: InterDigital Patent Holdings, Inc.
    Inventors: Philip J. Pietraski, Rui Yang, Kai Li, Carl Wang, Tao Deng, Samian Kaur, Erdem Bala, Ravikumar V. Pragada
  • Systems and/or methods for anchor node selection in networks using distributed mobility management (DMM)
    Patent number: 9706465
    Abstract: Systems and/or methods may be used to select an anchor node. For example, a device may detect or more anchor nodes that may be available for the device to connect to. The device may determine whether to handover to one of the detected anchor nodes based on capability information including load information of the anchor nodes. The device may connect to a detected anchor node based on the capability information including the load information. The detected anchor nodes may be grouped and the device may select and connect to an anchor node based on the groupings. The device may also store a history including a route of the device and anchor nodes on the route and may use such information to determine whether to connect to detected anchor node. The device may further use proximity to content to determine whether to connect to a detected anchor node.
    Type: Grant
    Filed: November 27, 2013
    Date of Patent: July 11, 2017
    Assignee: InterDigital Patent Holdings, Inc.
    Inventors: Michelle Perras, Alexander Reznik
  • Managing multicast traffic
    Patent number: 9706368
    Abstract: Multicast traffic in a communication network may be obtained via subscription. For example, the multicast traffic may be obtained via a local subscription, via a visited domain of a mobile node for example, or a remote subscription, via a home domain of a mobile node for example, A network entity, such as a Mobile Access Gateway (MAG) and/or a local multicast router for example, may be used to manage the routing of the multicast traffic to the mobile node. The network entity may manage the multicast traffic using one or more multicast policies that may indicate how to route the multicast traffic to a mobile node.
    Type: Grant
    Filed: July 20, 2012
    Date of Patent: July 11, 2017
    Assignee: InterDigital Patent Holdings, Inc.
    Inventors: Juan Carlos Zuniga, Carlos Jesus Bernardos
  • Method and apparatus for power scaling for multi-carrier wireless terminals
    Patent number: 9706504
    Abstract: Methods and apparatus for power scaling for multi-carrier wireless terminals are disclosed. Methods and mechanisms are provided for power scaling when a multi-carrier WTRU reaches its maximum output power.
    Type: Grant
    Filed: March 31, 2014
    Date of Patent: July 11, 2017
    Assignee: InterDigital Patent Holdings, Inc.
    Inventors: Benoit Pelletier, Diana Pani, Joseph S. Levy, Fengjun Xi, Christopher R. Cave
  • LTE operation in small cells using dynamic shared spectrum
    Patent number: 9706545
    Abstract: Systems, methods, and apparatus may be used to provide assistance for connection procedures in a hierarchical network where macro cells may be operating in licensed spectrum while small cells may be operating in dynamic and shared spectrums, such as TVWS. This may be done, for example, to allow an LTE system performing carrier aggregation (CA) to reconfigure itself to change from a supplementary cell (SuppCell) in one dynamic and shared spectrum channel to a SuppCell in another dynamic and shared spectrum channel.
    Type: Grant
    Filed: February 9, 2016
    Date of Patent: July 11, 2017
    Assignee: InterDigital Patent Holdings, Inc
    Inventors: Athmane Touag, Jean-Louis Gauvreau, Rocco Di Girolamo, Martino Freda, Joseph M. Murray, Mihaela C. Beluri, Scott Laughlin, Debashish Purkayastha, Angelo A. Cuffaro
  • Application Layer Group Services For Machine Type Communications
    Publication number: 20170195822
    Abstract: Procedures, mechanisms, methods, and techniques are provided that trigger power saving mode (PSM) functionality in the at least one wireless transmit receive units, group of WTRUs or subset of the group of WTRUs. The trigger may be in response to an application layer request to set one or more predetermined PSM settings, wherein the trigger originates from one or more application servers (APs) directed to a core network by way of an interface such as an SCEF that may be included on a device (e.g., a gateway, computing device, and/or the like) and may be configured for enabling the application server to request enabling and disabling PSM functionality.
    Type: Application
    Filed: June 26, 2015
    Publication date: July 6, 2017
    Applicant: INTERDIGITAL PATENT HOLDINGS, INC.
    Inventors: Mahmoud Watfa, Guanzhou Wang, Ulises Olvera-Hernandez, Behrouz Aghili, Pascal M. Adjakple, Dimitrios Karampatsis, Saad Ahmad, Amir Helmy
  • Physical layer operation for multi-layer operation in a wireless system
    Patent number: 9699779
    Abstract: Methods and systems are disclosed for providing physical layer resources to a plurality of medium access control (MAC) instances that are associated with different serving sites that are independently scheduled. For example, a WTRU may utilize a first physical layer configuration for transmitting to a first serving site associated with a first MAC instance. The WTRU may utilize a second physical layer configuration for transmitting to a second serving site associated with a second MAC instance. The WTRU may prevent conflicts between transmission requests from the first MAC instance and transmission requests from the second MAC instance. For example, preventing the conflicts may include utilizing one or more of time segregation or frequency segregation for transmissions associated with the first MAC instance and transmissions associated with the second MAC instance.
    Type: Grant
    Filed: August 23, 2013
    Date of Patent: July 4, 2017
    Assignee: InterDigital Patent Holdings, Inc.
    Inventors: Paul Marinier, J. Patrick Tooher, Ghyslain Pelletier, Diana Pani
  • METHODS AND APPARATUS FOR SELECTION OF DEDICATED CORE NETWORK
    Publication number: 20170188280
    Abstract: Methods and apparatuses for redirecting a wireless transmit/receive unit (WTRU) to a dedicated core network (CN) node are described. An apparatus is configured to initiate a Service Request with a non-dedicated network node. The apparatus is configured to receive a special identifier in response to the Service Request, which indicates the apparatus should be redirected to a dedicated CN node based on subscription information. Radio access network resources associated with the apparatus may be released and the apparatus may then perform a tracking area update (TAU) request which is then forwarded to the dedicated CN node.
    Type: Application
    Filed: May 8, 2015
    Publication date: June 29, 2017
    Applicant: InterDigital Patent Holdings, Inc.
    Inventors: Mahmoud WATFA, Guanzhou WANG, Behrouz AGHILI, Amir HELMY
  • CAPTURE AND DELIVERY OF ONLINE GAMES SPECTATORS PERSONALIZED COMMENTARIES TO PLAYERS
    Publication number: 20170182426
    Abstract: Systems, methods, and instrumentalities are disclosed to establish an interface between a player of an application (such as an online game) and a spectator viewing the application such that the spectator provides at least one commentary (such as an audio or written message). The commentary may be synchronized with a temporal location in media associated with the application. The player may set criteria for the type of commentary to be received, as well as timing. The commentary may be filtered, wherein, if the commentary satisfies the filter conditions, the commentary is provided to the player. A discovery mechanism may allow spectators, players, and users of a social network who may watch a game offline to find comments relevant to the game. Players may be able to filter comments from individual spectators or from groups (e.g., types or classes) of spectators.
    Type: Application
    Filed: April 1, 2015
    Publication date: June 29, 2017
    Applicant: InterDigital Patent Holdings, Inc.
    Inventors: Shoshana Loeb, Gregory S. Sternberg
  • ACCESSING LOCALIZED APPLICATIONS IN A COMMUNICATIONS NETWORK
    Publication number: 20170188383
    Abstract: A wireless transmit/receive unit (WTRU) may receive a system information block (SIB) associated with proximity related localized applications broadcasted by an eNodeB. The WTRU may receive in response to sent location information, a proximity detection associated with another WTRU associated with the proximity related localized application. The transceiver may also receive scheduling information for a proximity related localized application and for other applications where a first radio network temporary identifier (RNTI) is for scheduling information for the proximity related localized application and a second RNTI is for scheduling information for the other applications.
    Type: Application
    Filed: March 15, 2017
    Publication date: June 29, 2017
    Applicant: InterDigital Patent Holdings, Inc.
    Inventors: Ghyslain Pelletier, Diana Pani
  • Method and Apparatus to Deliver Public Warning Messages
    Publication number: 20170188219
    Abstract: A method and apparatus for a wireless transmit receive unit (WTRU) to receive an emergency situation notification. The method and apparatus include the WTRU receiving a paging message with an emergency situation notification, and the WTRU receiving scheduling information in a system information block.
    Type: Application
    Filed: March 14, 2017
    Publication date: June 29, 2017
    Applicant: INTERDIGITAL PATENT HOLDINGS, INC.
    Inventors: Mohammed Sammour, Rajat P. Mukherjee, Shankar Somasundaram, Ulises Olvera-Hernandez, Juan Carlos Zuniga