Patents by Inventor Christopher R. Cave
Christopher R. Cave has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Method and apparatus to allocate radio resources for transmitting a message part in an enhanced RACH
Patent number: 11412504Abstract: A method and apparatus for allocating resources to a wireless transmit receive unit (WTRU) includes the WTRU transmitting a signature sequence to a Node B, receiving an acknowledge signal from the Node B, and determining a default resource index. The resource index is associated with enhanced dedicated channel (E-DCH) parameters.Type: GrantFiled: April 13, 2020Date of Patent: August 9, 2022Assignee: InterDigital Patent Holdings, Inc.Inventors: Benoit Pelletier, Eldad Zeira, Paul Marinier, Christopher R. Cave, Rocco Di Girolamo -
Publication number: 20220248343Abstract: A wireless transmit/receive unit (WTRU) may utilize pre-configured rules for scaling power levels. Channels may be grouped based on a type of data to be transmitted. A power level of a channel from a group may be scaled using the pre-configured rules. A power level of a channel of a supplementary carrier may be scaled before another channel of a non-supplementary carrier.Type: ApplicationFiled: February 15, 2022Publication date: August 4, 2022Applicant: InterDigital Patent Holdings, Inc.Inventors: Benoit Pelletier, Diana Pani, Joseph Levy, Fengjun Xi, Christopher R. Cave
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Publication number: 20220174555Abstract: Apparatus and methods of handing over a wireless transmit/receive unit (WTRU) that belongs to a group of WTRUs from an originating base station to a target base station are described. A method includes the WTRU obtaining information regarding a group to which the WTRU has been assigned and the WTRU receiving at least one of handover reconfiguration information that is common to the group and handover reconfiguration information that is specific to the WTRU. On a condition that the WTRU receives the handover reconfiguration information that is specific to the WTRU, the WTRU initiates a synchronization procedure with the target base station based at least on the received handover reconfiguration information.Type: ApplicationFiled: February 18, 2022Publication date: June 2, 2022Applicant: INTERDIGITAL PATENT HOLDINGS, INC.Inventors: Nobuyuki Tamaki, Pouriya Sadeghi, Janet A. Stern-Berkowitz, Christopher R. Cave, Stephen E. Terry
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Patent number: 11290938Abstract: Described herein are techniques for performing cell reselection in a wireless transmit/receive unit (WTRU). The method includes receiving a radio network terminal identifier (RNTI) from a first cell, transitioning from a connected state, performing cell reselection and to select a second cell different than the first cell, initiating resumption of communication by transmitting the RNTI to the second cell and resuming communications based on the transmitted RNTI.Type: GrantFiled: June 13, 2019Date of Patent: March 29, 2022Assignee: Pantech Wireless, LLCInventors: Diana Pani, Rocco DiGirolamo, Christopher R. Cave, Paul Marinier, Benoit Pelletier
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Patent number: 11259216Abstract: Apparatus and methods of handing over a wireless transmit/receive unit (WTRU) that belongs to a group of WTRUs from an originating base station to a target base station are described. A method includes the WTRU obtaining information regarding a group to which the WTRU has been assigned and the WTRU receiving at least one of handover reconfiguration information that is common to the group and handover reconfiguration information that is specific to the WTRU. On a condition that the WTRU receives the handover reconfiguration information that is specific to the WTRU, the WTRU initiates a synchronization procedure with the target base station based at least on the received handover reconfiguration information.Type: GrantFiled: November 27, 2017Date of Patent: February 22, 2022Assignee: INTERDIGITAL PATENT HOLDINGS, INC.Inventors: Nobuyuki Tamaki, Pouriya Sadeghi, Janet A. Stern-Berkowitz, Christopher R. Cave, Stephen E. Terry
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Patent number: 11212838Abstract: A method and an apparatus is provided for transmitting uplink data on uplink resources. The method and apparatus includes receiving a radio resource control (RRC) message indicating uplink resources for wireless transmit/receive unit (WTRU) and medium access control (MAC) timer information, transmitting uplink data based on the indicated uplink resources, and deactivating the indicated uplink resources in response to a MAC timer expiring, wherein the MAC timer is configured based on the MAC timer information.Type: GrantFiled: May 23, 2019Date of Patent: December 28, 2021Assignee: Pantech Wireless, LLCInventors: Benoit Pelletier, Diana Pani, Rocco DiGirolamo, Christopher R. Cave, Vincent Roy, Paul Marinier, Eldad M. Zeira
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Publication number: 20210367713Abstract: Systems and method are specified to improve the reception of UL transmission, for example in power or coverage limited situations. A WTRU may modify procedures to increase the available signal energy for reception at an eNB and/or to make more efficient use of the available signal energy at the receiver for processing UL transmissions. Example methods for increasing UL link coverage may include modifying HARQ timing (e.g., shorter HARQ), using longer TTIs, use of dedicated PUSCH allocations, use of new PUSCH modulations, enhanced reference signal design, UL macro diversity reception for PUSCH, utilizing protocol reduction techniques, ensuring in-order packet delivery, and/or utilizing a configuration for coverage limited/power limited modes of operation. The proposed methods may be applied individually or in any combination.Type: ApplicationFiled: August 10, 2021Publication date: November 25, 2021Applicant: InterDigital Patent Holdings, Inc.Inventors: Marian Rudolf, Paul Marinier, Diana Pani, Ghyslain Pelletier, Christopher R. Cave, Lakshmi R. Iyer, Muhammad U. Fazili
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Publication number: 20210329616Abstract: A method and an apparatus for wireless transmission using multiple uplink carriers are disclosed. A wireless transmit/receive unit (WTRU) may transmit via a primary uplink carrier data, pilot and control channels for uplink transmissions on both uplink carriers, and transmit a data channel and a pilot channel via a secondary uplink carrier. Alternatively, the WTRU may transmit via a primary uplink carrier data, pilot, and control channels for uplink transmission on the primary uplink carrier, and transmit via a secondary uplink carrier data, pilot, and control channels for uplink transmissions on the secondary uplink carrier. Each uplink carrier may be associated with at least one specific downlink carrier such that the WTRU applies control information received on a downlink carrier to uplink transmissions on an uplink carrier associated with the downlink carrier on which the WTRU receives the control information.Type: ApplicationFiled: June 28, 2021Publication date: October 21, 2021Applicant: InterDigital Patent Holdings, Inc.Inventors: Paul Marinier, Diana Pani, Christopher R. Cave, Benoit Pelletier
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Patent number: 11121819Abstract: Systems and method are specified to improve the reception of UL transmission, for example in power or coverage limited situations. A WTRU may modify procedures to increase the available signal energy for reception at an eNB and/or to make more efficient use of the available signal energy at the receiver for processing UL transmissions. Example methods for increasing UL link coverage may include modifying HARQ timing (e.g., shorter HARQ), using longer TTIs, use of dedicated PUSCH allocations, use of new PUSCH modulations, enhanced reference signal design, UL macro diversity reception for PUSCH, utilizing protocol reduction techniques, ensuring in-order packet delivery, and/or utilizing a configuration for coverage limited/power limited modes of operation. The proposed methods may be applied individually or in any combination.Type: GrantFiled: October 11, 2019Date of Patent: September 14, 2021Assignee: InterDigital Patent Holdings, Inc.Inventors: Marian Rudolf, Paul Marinier, Diana Pani, Ghyslain Pelletier, Christopher R. Cave, Lakshmi R. Iyer, Muhammad U. Fazili
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Patent number: 11051280Abstract: A wireless transmit/receive unit (WTRU) may transmit via a primary uplink carrier data, pilot and control channels for uplink transmissions on both uplink carriers, and transmit a data channel and a pilot channel via a secondary uplink carrier. Alternatively, the WTRU may transmit via a primary uplink carrier data, pilot, and control channels for uplink transmission on the primary uplink carrier, and transmit via a secondary uplink carrier data, pilot, and control channels for uplink transmissions on the secondary uplink carrier. Each uplink carrier may be associated with at least one specific downlink carrier such that the WTRU applies control information received on a downlink carrier to uplink transmissions on an uplink carrier associated with the downlink carrier on which the WTRU receives the control information.Type: GrantFiled: October 29, 2019Date of Patent: June 29, 2021Assignee: InterDigital Patent Holdings, Inc.Inventors: Paul Marinier, Diana Pani, Christopher R. Cave, Benoit Pelletier
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Publication number: 20210076429Abstract: A method and a wireless transmit/receive unit (WTRU) are disclosed. The WTRU comprises a receiver, a transmitter, and a processor. The WTRU receives a system information block (SIB) including a parameter indicating a number of transmissions for a random access message and a parameter indicating transmission duration information for the random access message. The WTRU transmits a random access preamble and a random access message, wherein the random access message is transmitted for a duration indicated by the parameter indicating transmission duration information for the random access message. The WTRU retransmits the random access message, wherein the random access message is retransmitted a number of times indicated by the parameter indicating the number of transmissions for the random access message and for the duration indicated by the parameter indicating transmission duration information for the random access message.Type: ApplicationFiled: November 16, 2020Publication date: March 11, 2021Applicant: Signal Trust for Wireless InnovationInventors: Benoit Pelletier, Diana Pani, Rocco DiGirolamo, Christopher R. Cave, Vincent Roy, Paul Marinier, Eldad M. Zeira
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Publication number: 20210076287Abstract: A method and base station are disclosed. The base station comprises a transceiver and a processor. The base station transmits a system information block (SIB) to a wireless transmit/receive unit (WTRU), wherein the SIB indicates random access transmission uplink resources. After transmitting the SIB, the base station receives a random access preamble from the WTRU. After receiving the random access preamble, the base station receives, using one or more of the uplink resources indicated by the SIB, a first message from the WTRU, wherein the first message includes a first radio network temporary identifier (RNTI) of the WTRU. After receiving the first message, the base station transmits a second message to the WTRU, wherein the second message is derived from a second RNTI, the second RNTI being different than the first RNTI. The base station may be configured to communicate with the WTRU on a plurality of cells.Type: ApplicationFiled: November 16, 2020Publication date: March 11, 2021Applicant: Signal Trust for Wireless InnovationInventors: Diana Pani, Rocco DiGirolamo, Christopher R. Cave, Paul Marinier, Benoit Pelletier
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Publication number: 20210076288Abstract: A method and a wireless transmit/receive unit (WTRU) are disclosed. The WTRU comprises a transceiver and a processor. The WTRU receives a system information block (SIB) from a base station, wherein the SIB indicates random access transmission uplink resources. After receiving the SIB, the WTRU transmits a random access preamble to the base station. After transmitting the random access preamble, the WTRU transmits, using one or more of the uplink resources indicated by the SIB, a first message to the base station, wherein the first message includes a first radio network temporary identifier (RNTI) of the WTRU. After transmitting the first message, the WTRU receives a second message from the base station, wherein the second message is derived from a second RNTI, the second RNTI being different than the first RNTI. After receiving the second message, the WTRU transmits to the base station.Type: ApplicationFiled: November 16, 2020Publication date: March 11, 2021Applicant: Signal Trust for Wireless InnovationInventors: Diana Pani, Rocco DiGirolamo, Christopher R. Cave, Paul Marinier, Benoit Pelletier
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Publication number: 20210029694Abstract: Methods and systems for transmitting uplink control information and feedback are disclosed for carrier aggregation systems. A user equipment device may be configured to transmit uplink control information and other feedback for several downlink component carriers using one or more uplink component carriers. The user equipment device may be configured to transmit such data using a physical uplink control channel rather than a physical uplink shared channel. The user equipment device may be configured to determine the uplink control information and feedback data that is to be transmitted, the physical uplink control channel resources to be used to transmit the uplink control information and feedback data, and how the uplink control information and feedback data may be transmitted over the physical uplink control channel.Type: ApplicationFiled: October 9, 2020Publication date: January 28, 2021Applicant: InterDigital Patent Holdings, Inc.Inventors: Shahrokh Nayeb Nazar, Kyle Jung-Lin Pan, Robert L. Olesen, Ghyslain Pelletier, Marian Rudolf, Paul Marinier, Charles A. Dennean, Stephen G. Dick, Allan Y. Tsai, Christopher R. Cave, Chang-Soo Koo
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Patent number: 10904869Abstract: Methods and systems for transmitting uplink control information and feedback are disclosed for carrier aggregation systems. A user equipment device may be configured to transmit uplink control information and other feedback for several downlink component carriers using one or more uplink component carriers. The user equipment device may be configured to transmit such data using a physical uplink control channel rather than a physical uplink shared channel. The user equipment device may be configured to determine the uplink control information and feedback data that is to be transmitted, the physical uplink control channel resources to be used to transmit the uplink control information and feedback data, and how the uplink control information and feedback data may be transmitted over the physical uplink control channel.Type: GrantFiled: June 6, 2019Date of Patent: January 26, 2021Assignee: InterDigital Patent Holdings, Inc.Inventors: Shahrokh Nayeb Nazar, Kyle Jung-Lin Pan, Robert L. Olesen, Ghyslain Pelletier, Marian Rudolf, Paul Marinier, Charles A. Dennean, Stephen G. Dick, Allan Y. Tsai, Christopher R. Cave, Chang-Soo Koo
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Publication number: 20200275263Abstract: A method may comprise transmitting using a first uplink carrier and receiving a signal using a first downlink carrier. The signal may include a message indicating activation of a second uplink carrier. A method may further comprise initiating, based on the message, a timer associated with deactivation of the second uplink carrier. The method may further comprise transmitting using the second uplink carrier activated based on the message and deactivating the second uplink carrier on a condition that expiration of the timer is detected.Type: ApplicationFiled: May 14, 2020Publication date: August 27, 2020Applicant: InterDigital Patent Holdings, Inc.Inventors: Christopher R. Cave, Diana Pani, Benoit Pelletier, Paul Marinier
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METHOD AND APPARATUS TO ALLOCATE RADIO RESOURCES FOR TRANSMITTING A MESSAGE PART IN AN ENHANCED RACH
Publication number: 20200245310Abstract: A method and apparatus for allocating resources to a wireless transmit receive unit (WTRU) includes the WTRU transmitting a signature sequence to a Node B, receiving an acknowledge signal from the Node B, and determining a default resource index. The resource index is associated with enhanced dedicated channel (E-DCH) parameters.Type: ApplicationFiled: April 13, 2020Publication date: July 30, 2020Inventors: Benoit Pelletier, Eldad Zeira, Paul Marinier, Christopher R. Cave, Rocco Digirolamo -
Publication number: 20200169999Abstract: A method and an apparatus for wireless transmission using multiple uplink carriers are disclosed. A wireless transmit/receive unit (WTRU) may transmit via a primary uplink carrier data, pilot and control channels for uplink transmissions on both uplink carriers, and transmit a data channel and a pilot channel via a secondary uplink carrier. Alternatively, the WTRU may transmit via a primary uplink carrier data, pilot, and control channels for uplink transmission on the primary uplink carrier, and transmit via a secondary uplink carrier data, pilot, and control channels for uplink transmissions on the secondary uplink carrier. Each uplink carrier may be associated with at least one specific downlink carrier such that the WTRU applies control information received on a downlink carrier to uplink transmissions on an uplink carrier associated with the downlink carrier on which the WTRU receives the control information.Type: ApplicationFiled: October 29, 2019Publication date: May 28, 2020Applicant: InterDigital Patent Holdings, Inc.Inventors: Paul Marinier, Diana Pani, Christopher R. Cave, Benoit Pelletier
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Publication number: 20200162965Abstract: Methods and apparatuses are provided for generating a protocol data unit (PDU). An apparatus may comprise a processor configured to provide a medium access control (MAC) entity and a segmentation entity. The MAC entity may indicate an amount of data associated with the segmentation entity to be multiplexed by the MAC entity. The segmentation entity may segment, based on the indicated amount of data, a service data unit (SDU) into a segment, and the MAC entity may multiplex the segment into a MAC protocol data unit (PDU). The MAC PDU may include a field that indicates whether the segment is included and whether the segment is a last segment. The apparatus may further comprise a transmitter configured to transmit the MAC PDU.Type: ApplicationFiled: January 22, 2020Publication date: May 21, 2020Applicant: InterDigital Patent Holdings, Inc.Inventors: Diana Pani, Christopher R. Cave, Paul Marinier, Stephen E. Terry
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Patent number: 10645690Abstract: A wireless transmit/receive unit (WTRU) includes a receiver and a processor configured to receive information from a network node indicating an assignment of periodic time intervals to transmit sounding signals. The WTRU includes a transmitter and the processor configured to transmit sounding signals to the network node in the assigned periodic time intervals in response to the received information. The WTRU does not transmit any data at a same time that the WTRU transmits the sounding signals. The transmitted sounding signals from the WTRU are distinguishable from sounding signals from other WTRUs.Type: GrantFiled: December 8, 2017Date of Patent: May 5, 2020Assignee: InterDigital Technology CorporationInventors: Christopher R. Cave, Marian Rudolf