Patents Examined by Ajay Cattungal
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Patent number: 10912075Abstract: The present disclosure aims at allowing a demodulation reference signal (DMRS) pattern suitable for a terminal to be selected from among a plurality of DMRS patterns including Legacy DMRS and Reduced DMRS. Disclosed is a terminal including: reception section 21 that receives uplink control information; control section 23 that determines a specific mapping pattern from among a plurality of mapping patterns for an uplink DMRS on the basis of the control information; and DMRS generating section 24 that generates a DMRS according to the specific mapping pattern.Type: GrantFiled: November 21, 2019Date of Patent: February 2, 2021Assignee: Panasonic Intellectual Property Corporation of AmericaInventors: Lilei Wang, Kazuki Takeda, Ayako Horiuchi, Alexander Golitschek Edler von Elbwart, Masayuki Hoshino, Yoshihiko Ogawa
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Patent number: 10904059Abstract: A method for communication includes generating a control channel comprising a first symbol and a second symbol, the first symbol comprising a first symbol half and a second symbol half, the first symbol half of the first symbol comprising information relating to automatic gain control (AGC) training, the second symbol half of the first symbol comprising a cyclic shifted copy of a request symbol corresponding to a length of a transmission, and the second symbol comprising control content.Type: GrantFiled: November 2, 2018Date of Patent: January 26, 2021Assignee: Qualcomm IncorporatedInventors: Tien Viet Nguyen, Sudhir Kumar Baghel, Shailesh Patil
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Patent number: 10880109Abstract: A method, device and system for forwarding a multicast data packet are provided. The system is an extended bridge constructed by a controlling bridge and a port extender. The controlling bridge transmits a multicast data packet with an ETAG having a multicast ECID via a cascade port, and the multicast ECID directs to egress ports in different VLANs of the multicast group on a port extender connected with the cascade port. The port extender receives the packet with the ETAG via an upstream port connected with the controlling bridge, searches for multicast duplication information matching the multicast ECID, duplicates the packet for each egress port based on the multicast duplication information, removes the ETAG of each copy of the packet, adds a port identification and a VLAN identification of each egress port to each copy of the packet, and transmits the packet containing the VLAN identification via each egress port.Type: GrantFiled: November 29, 2017Date of Patent: December 29, 2020Assignee: NEW H3C TECHNOLOGIES CO., LTD.Inventors: Mengtao Zhou, Zhenglin Qi, Yihong Xiu, Daogui Liu, Yuchao Zhu, Gao Song
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Patent number: 10880124Abstract: A method and system that include techniques for an offload controller that controls functionality of a programmable switch. The offload controller may handle hash management and/or hash collision resolution for the programmable switch. The offload controller may additionally or alternatively configure the programmable switch to forward packets directly to a virtual private cloud (VPC) and/or virtual machine (VM), bypassing a gateway in some instances.Type: GrantFiled: December 28, 2018Date of Patent: December 29, 2020Assignee: Alibaba Group Holding LimitedInventors: Gang Cheng, Wei Zhao, Li Han
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Patent number: 10863421Abstract: A method of a communication technique in which a fifth generation (5G) communication system for supporting more high data transmission rate after a fourth generation (4G) system converges with an internet of things (IoT) technology, and a system is provided. The present disclosure may be applied to intelligent services (e.g., a smart home, a smart building, a smart city, a smart car or a connected car, healthcare, digital education, a retail business, security and safety-related services, or the like) based on a 5G communication technology and an IoT-related technology. A terminal receives, from a base station, a first message including configuration information of at least one band, receive, from the base station, a second message for activating a band among the at least one band, and activate the band according to the second message, the configuration information including indication of the at least one band, and each band of the at least one band being part of a bandwidth.Type: GrantFiled: November 8, 2019Date of Patent: December 8, 2020Assignee: Samsung Electronics Co., Ltd.Inventors: Seunghoon Park, Jungsoo Jung, Sunheui Ryoo, Byounghoon Jung
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Patent number: 10863547Abstract: A method, an apparatus, and a computer readable medium for identifying a first timing advance (TA) value in response to receiving a synchronization signal (SS), transmitting the RACH signal based on the first TA value on a first resource to a wireless device, identifying a second TA value, and transmitting the RACH signal based on the second TA value on a second resource to the neighboring base station.Type: GrantFiled: November 5, 2018Date of Patent: December 8, 2020Assignee: Qualcomm IncorporatedInventors: Tianyang Bai, Navid Abedini, Juergen Cezanne, Muhammad Nazmul Islam, Junyi Li
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Patent number: 10863343Abstract: System and techniques for information centric network (ICN) mobility management are described herein. A packet may be received, at a first network node positioned between a subscriber and a publisher of an ICN, for a second network node. Movement metrics for the second network node may also be received. The packet may then be transmitted to a third network node—selected from a plurality of network nodes based on the movement metrics—for delivery to the second network node.Type: GrantFiled: December 28, 2018Date of Patent: December 8, 2020Assignee: Intel CorporationInventors: Venkatesan Nallampatti Ekambaram, Rath Vannithamby, Ravikumar Balakrishnan, Nageen Himayat
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Patent number: 10863334Abstract: Repeated signals for narrowband internet of things (NB-IoT) and machine type communication (MTC) may be transmitted using various non-orthogonal multiple access (NOMA) techniques. A user equipment (UE) may generate a set of modulated symbols associated with the data stream, spread the set of symbols using a spreading factor, and may subsequently apply a scrambling sequence to the set of symbols. The spread and scrambled symbols may be transmitted as a time domain waveform that includes one or more repetitions of a transmission time interval (TTI) or a resource unit (RU). Additionally, or alternatively, the UE may perform rate matching and apply the scrambling sequence to achieve the repetitions of the TTIs or RUs. In some cases, the UE may transmit a set of orthogonal pilot signals with the repetitions of the TTIs or RUs, where the pilot signals include different cyclically shifted versions of a base pilot signal.Type: GrantFiled: November 5, 2018Date of Patent: December 8, 2020Assignee: QUALCOMM IncorporatedInventors: Renqiu Wang, Seyong Park, Alberto Rico Alvarino, Tingfang Ji, Joseph Binamira Soriaga
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Patent number: 10855415Abstract: A transmission device includes: an acquiring unit acquires LTF parameters, and acquires a start position I of allocated subcarriers, where the LTF parameters include a frequency domain transform parameter and a time domain transform parameter that are required for generating an LTF sequence; a frequency domain transform unit performs, according to the frequency domain transform parameter and the start position I, a frequency domain transform on an LTF basic sequence to obtain an LTF symbol; a time domain transform unit performs, according to the time domain transform parameter, a time domain transform on the LTF symbol to obtain the LTF sequence; and a sending unit adds the LTF sequence to a first data frame, and sends the first data frame to a second device, so that the second device determines the LTF basic sequence according to the LTF sequence and performs channel estimation according to the LTF basic sequence.Type: GrantFiled: May 14, 2019Date of Patent: December 1, 2020Assignee: Huawei Technologies Co., Ltd.Inventors: Le Liu, Zhou Lan, Yi Luo
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Patent number: 10853026Abstract: An electronic device may include a processor, a communication module to establish a wireless link with an output device, and a transmit buffer in which an audio packet to be transmitted to the output device through the wireless link is stored. The processor may be configured to control the communication module to transmit an audio packet, which is encoded at a first bit rate, stored in the transmit buffer to the output device, to store, in the transmit buffer, an audio packet, which is encoded at a second bit rate lower than the first bit rate, when a state of the transmit buffer fails to satisfy a threshold condition, and to control the communication module to transmit the audio packet encoded at the second bit rate to the output device.Type: GrantFiled: November 30, 2017Date of Patent: December 1, 2020Inventors: Jin Soo Park, Jong Hwa Kim, Hyun Wook Kim, Han Gil Moon, Sang Hoon Lee
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Patent number: 10849177Abstract: A communication device camping on a first cell of a first RAT and receiving a first system information block (SIB) of a type from the first cell, wherein the first SIB comprises a first indication indicating that a second RAT is supported by the first cell; a radio resource control (RRC) protocol layer of the communication device processing the first SIB and transmitting a second indication to a first upper layer, in response to the first indication; the communication device camping on a second cell of the first RAT and receiving a second SIB of the type from the second cell, wherein the second SIB does not comprise the first indication; and the RRC protocol layer processing the second SIB and transmitting a third indication to the first upper layer, in response to the second SIB.Type: GrantFiled: January 7, 2019Date of Patent: November 24, 2020Assignee: HTC CorporationInventor: Chih-Hsiang Wu
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Patent number: 10849179Abstract: A device includes a memory, a transceiver, and a processor. The processor receives a request (including a first identifier assigned to a first mobile device) from the first mobile device. In response, the processor determines that a server connection is unavailable, adds a second identifier to the request, and broadcasts the request. The processor then receives a first path (including the first and second identifiers along with a third identifier assigned to a second mobile device) from the second mobile device and sends it to the first mobile device. The processor then receives a first piece of data and a second path (including the first and second identifiers along with a fourth identifier assigned to a third mobile device) from the first mobile device. In response, the processor identifies the third mobile device and sends the first piece of data and the second path to the third mobile device.Type: GrantFiled: May 29, 2019Date of Patent: November 24, 2020Assignee: Bank of America CorporationInventors: Sandeep Kumar Chauhan, Sarat Kumar Magatapalli, Sudarshan Veeramreddy
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Patent number: 10848251Abstract: The extension of NB-IoT and eMTC communications into the unlicensed spectrum introduces a number of problems associated with channel quality measurement and reporting. A method, apparatus, and computer readable medium are presented that provide a technique for channel quality measurement and reporting that addressed such problems. A UE apparatus measures a CQI measurement for each of a plurality of groups of hopping frequencies, wherein a set of hopping frequencies is grouped into the plurality of groups and reports a CQI for each of the plurality of groups. A base station may configure the UE for CQI reporting and may receive a CQI for each of a plurality of groups of hopping frequencies, wherein a set of hopping frequencies is grouped into the plurality of groups. The set of hopping frequencies comprise frequencies in an unlicensed spectrum.Type: GrantFiled: June 6, 2018Date of Patent: November 24, 2020Assignee: QUALCOMM IncorporatedInventors: Srinivas Yerramalli, Chih-Hao Liu, Tamer Kadous
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Patent number: 10849049Abstract: A method implemented in a network node for transmitting data to a wireless device, wherein the data is time aligned with a periodic high priority transmission. The method includes defining a zone prior to the occasion of the periodic high priority transmission where data packets could be aligned, identifying suitable data packets to schedule in the zone prior to the periodic high priority transmission, performing a clear channel assessment (CCA), and transmitting the periodic high priority transmission and potentially the data packets. A related arrangement and computer program product is also described.Type: GrantFiled: December 20, 2019Date of Patent: November 24, 2020Assignee: Telefonaktiebolaget LM EricssonInventors: David Sugirtharaj, Peter Alriksson, Emma Wittenmark
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Patent number: 10841946Abstract: According to the present invention, low-latency communication in a next-generation mobile communication system can be achieved. A user terminal includes a receiving section configured to receive at least one piece of downlink control information out of first downlink control information that schedules reception of downlink data and second downlink control information that schedules transmission of uplink data; and a control section configured to perform a control to carry out communication using a transmission time interval (TTI) configuration, including an allocation section for receiving the downlink control information, a data section for carrying out reception of downlink data corresponding to the received downlink control information and/or transmission of uplink data, and a delivery acknowledgement section for carrying out reception and/or transmission of delivery acknowledgement information corresponding to predetermined data.Type: GrantFiled: August 22, 2016Date of Patent: November 17, 2020Assignee: NTT DOCOMO, INC.Inventors: Kazuki Takeda, Hiroki Harada, Satoshi Nagata
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Patent number: 10841935Abstract: In order to allow even a user terminal not supporting UL simultaneous communication to communicate appropriately in a future radio communication system, the present invention provides a user terminal communicating with a plurality of communication systems, having a reception section that receives a downlink (DL) signal transmitted from each of the communication system; a transmission section that transmits an uplink (UL) signal to each of the communication system; and a control section that controls reception of the DL signal and transmission of the UL signal. The control section controls not to transmit UL signals simultaneously to different communication systems.Type: GrantFiled: August 23, 2016Date of Patent: November 17, 2020Assignee: NTT DOCOMO, INC.Inventors: Kazuki Takeda, Hiroki Harada, Satoshi Nagata
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Patent number: 10833967Abstract: Described is a method and system for latency measurement in communication systems. The method comprises: determining, by a first communication device, a power-management state of a second communication device; transmitting, by the first communication device, one or more packets to the second communication device over a communication link, the one or more packets to be received by the second communication device while in the power-management state; receiving, from the second communication device over the communication link, one or more response packets in response to the one or more packets; and determining a latency of the communication link when the second communication device is in the power-management state based on the one or more packets and the one or more response packets.Type: GrantFiled: February 19, 2019Date of Patent: November 10, 2020Assignee: ASSIA SPE, LLCInventors: Sungho Yun, Marc Goldburg, Carlos Garcia Hernandez, Wonjong Rhee
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Patent number: 10834604Abstract: A wireless base station serves a wireless network sector over a frequency channel. The wireless base station shares the frequency channel with an Ultra Reliable Low Latency Communication (URLLC) service in a subsector of the wireless network sector. A Fifth Generation (5G) radio beamforms 5G signals over the frequency channel to User Equipment (UEs) that are located in the wireless network sector. The beamforming attenuates the 5G signals below a signal threshold before the 5G signals enter the subsector. A 5G baseband unit determines when UEs enter the subsector. The 5G baseband unit detaches UEs that enter the subsector from the frequency channel.Type: GrantFiled: January 7, 2019Date of Patent: November 10, 2020Assignee: Sprint Communications Company L.P.Inventor: Robert Keith Butler
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Patent number: 10833904Abstract: A client device includes a processor and an antenna. The client device obtains an announcement that specifies a winning client of a channel contention competition; identifies a group association of the client device using an identity of the winning client; transmits a preamble modulated by an entry of a preamble interference nullification matrix, the entry is based on the group association; and transmits, after transmitting the preamble, a data transmission. The preamble is transmitted at the same time as a second preamble is transmitted by a second client device.Type: GrantFiled: December 15, 2016Date of Patent: November 10, 2020Assignee: William Marsh Rice UniversityInventors: Adriana B. Flores Miranda, Edward W. Knightly
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Patent number: 10827495Abstract: A system that receives a request for resources from a first system of a plurality of systems having different levels of priority; identifies resources that are available in a second system different from the plurality of systems based on the received request; and determines whether to adjust a resource assigned to the plurality of systems based on the priority level of the first system and the resources that are available in the second system.Type: GrantFiled: December 5, 2019Date of Patent: November 3, 2020Assignee: SONY CORPORATIONInventors: Chen Sun, Xin Guo