Patents Examined by Phuc H Tran
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Patent number: 11115874Abstract: Methods and apparatuses for wireless communications are described. The aspects relate to a frame structure for new radio shared spectrum. For instance, the frame structure may provide shared medium access by multiple operators in a new radio shared spectrum system. Specifically, the present aspects provide for utilizing reservation preambles associated with a distinct operator for announcing to other operators a reservation of at least one transmission opportunity of a given frame in the new radio shared spectrum.Type: GrantFiled: September 12, 2019Date of Patent: September 7, 2021Assignee: Qualcomm IncorporatedInventors: Taesang Yoo, Xiaoxia Zhang, Siddhartha Mallik, Juan Montojo, Aleksandar Damnjanovic
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Patent number: 11102632Abstract: In accordance with example embodiments of the invention there is at least a method and apparatus to perform identifying, by a network node of a communication network, information from at least one network device of the communication network, wherein the information comprises a number of service requests for data communication by the at least one network device and an indication of an identifier identifying a purpose for each data communication mapped to each of the number of service requests; and based on the identifying, granting at least one service request of the number of service requests for the communicating.Type: GrantFiled: October 9, 2019Date of Patent: August 24, 2021Assignee: NOKIA TECHNOLOGIES OYInventors: Andreas Maeder, Nitin Mangalvedhe, Rapeepat Ratasuk, Mikhail Vilgelm, Murat Guersu, Wolfgang Kellerer
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Patent number: 11101969Abstract: The present invention is designed so that uplink transmission is carried out adequately even when CA is executed by applying different duplex modes between multiple cells. A user terminal that receives downlink control information (DCI) including Downlink Assignment Index (DAI) in a frequency division duplex (FDD) cell and controls, based on the DAI, transmission of a transmission acknowledgement signal for a downlink shared channel that is scheduled to the FDD cell by the DCI.Type: GrantFiled: July 11, 2018Date of Patent: August 24, 2021Assignee: NTT DOCOMO, INC.Inventors: Kazuki Takeda, Satoshi Nagata, Hiroyuki Ishii
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Patent number: 11102833Abstract: A communication mode switching apparatus installed in a vehicle is connected to a user terminal and a server system for providing a vehicle sharing service. The apparatus is configured to perform operations including: supporting communication based on communication modes and communicating with the server system, determining, according to a communication state between a communication unit and the server system, whether the server system or a mobile communication network has failed, selecting at least one communication mode in response to the determined result, and operating the communication unit in the selected communication mode. The communication modes include a first communication mode for communicating with the user terminal via a vehicle to pedestrian (V2P) protocol and a second communication mode for communicating with the server system via the mobile communication network. The apparatus calculates a position where the V2P communication with the user terminal is possible in the first communication mode.Type: GrantFiled: August 27, 2019Date of Patent: August 24, 2021Assignee: LG Electronics Inc.Inventor: Nam Seok Kim
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Patent number: 11095474Abstract: A communication device configured to communicate according to a data protocol in which data is carried in packets over a serial data link and the communication device is arranged: to form packets for transmission over the link in such a way that every packet commences with a first bit value; and between transmitting successive packets to continuously transmit a second bit value opposite to the first bit value over the link.Type: GrantFiled: May 16, 2019Date of Patent: August 17, 2021Assignee: MENTOR GRAPHICS CORPORATIONInventors: Andrew Brian Thomas Hopkins, Iain Craig Robertson
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Patent number: 11088769Abstract: Methods, systems, and devices for wireless communication are described. In some wireless communications systems, a user equipment (UE) may support techniques for monitoring the quality of a radio link with a base station (e.g., radio link monitoring (RLM)). If the UE determines that the quality of the radio link is too low, the UE may declare that there is a radio link failure (RLF), and the UE may take action to reconnect with the base station or connect with a different base station. As described herein, the UE may monitor the quality of the radio link by monitoring the quality of multiple reference signals of different types received from the base station. In one example, the UE may be configured by the base station to use one or more specific reference signals for performing RLM based on the quality of different types of reference signals received by the UE.Type: GrantFiled: June 26, 2018Date of Patent: August 10, 2021Assignee: QUALCOMM IncorporatedInventors: Sumeeth Nagaraja, Tao Luo, Wooseok Nam
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Patent number: 11089507Abstract: In one embodiment, a method comprises: determining, by a network switching device, whether the network switching device is configured as one of multiple leaf network switching devices, one of multiple Top-of-Fabric (ToF) switching devices, or one of multiple intermediate switching devices in a switched data network having a leaf-spine switching architecture; if configured as a leaf switching device, limiting flooding of an advertisement only to a subset of the intermediate switching devices in response to detecting a mobile destination is reachable; if configured as an intermediate switching device, flooding the advertisement, received from any one of the leaf network switching devices, to connected ToF switching devices without installing any routing information specified within the advertisement; if configured as a ToF switching device, installing from the flooded advertisement the routing information and tunneling a data packet, destined for the mobile destination, to the leaf switching device having transType: GrantFiled: April 2, 2019Date of Patent: August 10, 2021Assignee: CISCO TECHNOLOGY, INC.Inventors: Pascal Thubert, Patrick Wetterwald, Eric Michel Levy-Abegnoli
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Patent number: 11082808Abstract: Techniques are described for an unbuffered multicast delivery mode representing the capability of transmitting a multicast frame within a same DTIM interval during which the multicast frame is received. In an example, a network access device determines that a first computing device is in a power saving mode. The network access device receives, during a DTIM interval while the first computing device is in the power saving mode, a multicast frame destined to a multicast MAC address. The network access device determines an association between the multicast MAC address and a device MAC address of a second computing device. The network access device sends, during the DTIM interval and based on the association, the multicast frame to the second computing device.Type: GrantFiled: August 2, 2019Date of Patent: August 3, 2021Assignee: Amazon Technologies, Inc.Inventors: Ashish Kumar Shukla, Avinash Joshi, Binh Tran
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Patent number: 11082269Abstract: This application provides a sequence-based signal processing method, a signal processing apparatus, a computer readable storage medium, and a computer program product. A sequence meeting a requirement in an environment in which a signal is sent by using a reference signal or a control channel is determined, where the sequence is a sequence {fn} including N elements, fn is an element in the sequence {fn}, and the determined sequence {fn} meets a preset condition; then the N elements in the sequence {fn} are mapped to N subcarriers respectively, to generate a first signal; and the first signal is sent.Type: GrantFiled: November 20, 2019Date of Patent: August 3, 2021Assignee: HUAWEI TECHNOLOGIES CO., LTD.Inventors: Bingyu Qu, Hao Sun
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Patent number: 11076385Abstract: Embodiments of a station (STA) and method of communication are generally described herein. The STA may be included in a first plurality of STAs affiliated with a first multi-link logical entity (MLLE). A plurality of links may be established between the first MLLE and a second MLLE, wherein the second MLLE may be affiliated with a second plurality of STAs. The STA may receive a first subset of a sequence of MAC protocol data units (MPDUs). A second subset of the sequence of MPDUs may be transmitted by another STA of the first plurality of STAs. The STA may transmit a block acknowledgement (BA) frame that includes: a number of BA bitmaps, configurable to values greater than or equal to one; and BA control information for each of the BA bitmaps.Type: GrantFiled: August 9, 2019Date of Patent: July 27, 2021Assignee: Intel CorporationInventors: Po-Kai Huang, Robert J. Stacey, Daniel F. Bravo, Laurent Cariou, Arik Klein, Danny Ben-Ari, Ofer Schreiber, Shahrnaz Azizi, Thomas J. Kenney, Alexander W. Min, Yaron Alpert, Avi Mansour, Dave A. Cavalcanti, Jing Zhu, Ziv Avital, Xiaogang Chen, Juan Fang
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Patent number: 11075707Abstract: A real-time Ethernet (RTE) protocol includes start-up frames originated by a master device for network initialization including a preamble, destination address (DA), source address (SA), a type field, and a status field including state information that indicates a current protocol state that the Ethernet network is in for the slave devices to translate for dynamically switching to one of a plurality of provided frame forwarding modes. The start-up frames include device Discovery frames at power up, Parameterization frames that distribute network parameters, and Time Synchronization frames including the master's time and unique assigned communication time slots for each slave device. After the initialization at least one data exchange frame is transmitted exclusive of SA and DA including a preamble that comprises a header that differentiates between master and slave, a type field, a status field excluding the current protocol state, and a data payload.Type: GrantFiled: September 19, 2019Date of Patent: July 27, 2021Assignee: TEXAS INSTRUMENTS INCORPORATEDInventors: Thomas Anton Leyrer, Thomas Mauer
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Patent number: 11076447Abstract: Systems and methods provide solutions for reliable data transfer in a mobile communication network. A user equipment (UE) may indicate to the mobile communication network a capability of the UE to support a reliable data service protocol. The UE may process non-access stratum (NAS) messages, for both mobile originated (MO) data transfer and mobile terminated (MT) data transfer, using the reliable data service protocol to determine whether protocol data units (PDUs) of the NAS messages require no acknowledgement, require acknowledgment, or include an acknowledgement, and to detect and eliminate duplicate PDUs received at the UE in the NAS messages.Type: GrantFiled: February 19, 2019Date of Patent: July 27, 2021Assignee: Intel CorporationInventors: Puneet Jain, Vivek Gupta, Ching-Yu Liao
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Patent number: 11071007Abstract: This disclosure relates to techniques for supporting cross functional signaling for device-to-device wireless communication, such as an off grid radio system. According to some embodiments, a first wireless device may initiate, modify, and/or close a device-to-device wireless communication session with a second wireless device using session management signaling associated with a protocol layer (possibly a higher layer, such as a layer supported by an application processor) of the first wireless device. The wireless device may provide indications of session initiation, modification, and/or closing from the protocol layer used to exchange the session management signaling to another protocol layer (possibly a lower layer, such as a layer supported by a baseband processor) of the first wireless device.Type: GrantFiled: July 24, 2018Date of Patent: July 20, 2021Assignee: Apple Inc.Inventors: Farouk Belghoul, Christian W. Mucke, Ehsan E. Haghani
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Patent number: 11057158Abstract: A communication system includes a server with at least one end device and one gathering gateway that transmit to the server uplink frames having moments of transmission according to which are defined reception windows intended for downlink frames supposed to be constructed by the server and relayed by one said gathering gateway selected by the server. A disengageable delegation mechanism vis-à-vis at least one elected end device is implemented in collaboration with the server by an elected gathering gateway by: allocating a buffer to each elected end device and storing therein useful data received asynchronously from the server for the attention of said elected end device; and by constructing and transmitting, on behalf of the server, downlink frames in response to the uplink frames received from each elected end device.Type: GrantFiled: June 26, 2019Date of Patent: July 6, 2021Assignee: SAGEMCOM ENERGY & TELECOM SASInventors: Henri Teboulle, Marc Le Gourrierec, Franck Harnay
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Patent number: 11057312Abstract: Disclosed are an apparatus and a method for configuring an MMT payload header. The apparatus for configuring an MMT payload header, according to one embodiment, extracts a sequence number of a media processing unit (MPU) comprising one or a plurality of media fragment units, which are to be aggregated into one payload and mapped, and displays the extracted sequence number of the MPU on the MMT payload header. Specifically, the apparatus for configuring an MMT payload header displays the sequence number commonly associated with a plurality of MFUs on the header only once, when the plurality of MFUs in one payload are aggregated in the one payload and mapped.Type: GrantFiled: October 16, 2019Date of Patent: July 6, 2021Assignees: Electronics and Telecommunications Research Institute, YONSEI UNIVERSITY WONJU INDUSTRY-ACADEMIC COOPERATION FOUNDATIONInventors: Chang-Ki Kim, Jeong-Ju Yoo, Jin-Woo Hong, Kwang-Deok Seo, Hong-Rae Lee
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Patent number: 11050472Abstract: Apparatus, computer readable media, and methods for enhanced beamforming training in a wireless local area network are disclosed. An apparatus of a access point or station is disclosed. The apparatus including processing circuitry where the processing circuitry is configured to encode an EBRP packet comprising a first portion comprising an indication of a first number of transmit antenna training settings (N-TX), and an indication of a second number of receive training subfields per N-TX settings (N-RX), and a second portion comprising a third number of training subfields. The third number may be less than or equal to N-TX times N-RX. The processing circuitry may be configured to cause the first portion of the EBRP packet to be transmitted and cause the second portion to be transmitted, where two or more of the third number of training subfields are to be transmitted simultaneously using different antennas and orthogonal sequences.Type: GrantFiled: September 6, 2019Date of Patent: June 29, 2021Assignee: Intel IP CorporationInventors: Assaf Kasher, Carlos Cordeiro, Alexander Maltsev, Artyom Lomayev
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Patent number: 11044038Abstract: Provided is a data transmission method, a base station, a user equipment, and a system. The method includes: adjusting and determining a frame structure of each time unit within a preset duration; notifying a user equipment (UE) of the adjusted frame structure; and performing data transmission according to the adjusted frame structure.Type: GrantFiled: October 23, 2017Date of Patent: June 22, 2021Assignee: ZTE CorporationInventors: Xincai Li, Yajun Zhao, Ling Yang, Hanqing Xu
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Patent number: 11041948Abstract: This disclosure relates to techniques for performing ranging wireless communication in a secure manner. A first wireless device may receive a plurality of independent sequences from a second wireless device. The first wireless device may perform a combined channel estimate using the sequences. The first wireless device may estimate the distance (or angle/direction, among various possibilities) between the two devices based on the combined channel estimate.Type: GrantFiled: April 8, 2019Date of Patent: June 22, 2021Assignee: Apple Inc.Inventors: Ayelet Shahar-Doron, Michael Kerner, Gilad Kirshenberg
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Patent number: 11038656Abstract: The present disclosure generally relates to methods, and apparatus for implementing the methods, for using sequence based uplink control information in 5G New Radio wireless communications. The method may include a user equipment (UE) may construct a signal based at least on resource assignment information received from a base station. The resource assignment information received by the UE may indicate frequency resources, a base sequence index, and a shift index. In a non-limiting example, the resource assignment information may include frequency resource assignment information related to one or more clusters. In implementations in which the frequency resource information includes a plurality of clusters, each of the plurality of clusters use a different base sequence and may use the same or different cyclic shifts. These sequences may be multiplexed in a non-orthogonal manner. The UE may use the resource assignment information to transmit the constructed signal to the base station.Type: GrantFiled: May 29, 2018Date of Patent: June 15, 2021Assignee: QUALCOMM IncorporatedInventors: Renqiu Wang, Yi Huang, Peter Gaal, Hao Xu, Seyong Park
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Patent number: 11039480Abstract: Wireless communications for selecting an uplink carrier for a random access procedure are described. A base station may configure a wireless device with one or more uplink carriers associated with a downlink carrier of a cell. The one or more uplink carriers may comprise at least a normal uplink (NUL) carrier and a supplemental uplink (SUL) carrier. The wireless device may measure one or more downlink reference signals and channel occupancy level(s) of an NUL and/or an SUL. The wireless device may select one of an NUL or an SUL for a random access procedure, for example, based on a signal strength of the one or more downlink reference signals and/or the channel occupancy level(s).Type: GrantFiled: August 9, 2019Date of Patent: June 15, 2021Assignee: Comcast Cable Communications, LLCInventors: Hyoungsuk Jeon, Esmael Dinan, Alireza Babaei, Hua Zhou, Kai Xu, Kyungmin Park