Patents Assigned to Spreadtrum Communications (Shanghai) Co., Ltd.
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Patent number: 12363207Abstract: A method and system for data transmission, and a non-transitory storage medium. The method for data transmission is applied to a receiving terminal. The receiving terminal includes a Transmission Control Protocol (TCP) data transmission module. The method includes: monitoring a TCP packet currently stored in the TCP data transmission module, the TCP packet includes a TCP acknowledgment (ACK) packet and a TCP data packet; determining whether the TCP ACK packet and the TCP data packet coexist in the stored TCP packets; and in response to the determination that the TCP ACK packet and the TCP data packet coexist in the TCP packet, processing the TCP ACK packet. In the present disclosure, a type of the packet currently stored in the receiving terminal is determined. If the TCP ACK packet and the TCP data packet coexist, the TCP ACK packet is processed.Type: GrantFiled: July 26, 2021Date of Patent: July 15, 2025Assignee: Spreadtrum Communications (Shanghai) Co., Ltd.Inventor: Bin Zhou
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Patent number: 12335180Abstract: The present disclosure provides a communication method, including: acquiring a first Q value or a second Q value, determining, based on the first Q value or the second Q value, whether two or more than two synchronization signal blocks have a quasi co-location relationship, or determining a synchronization signal block index of a synchronization signal block.Type: GrantFiled: February 7, 2021Date of Patent: June 17, 2025Assignee: Spreadtrum Communications (Shanghai) Co., Ltd.Inventors: Huayu Zhou, Zhengang Pan
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Patent number: 12289136Abstract: A method for testing antennas, an apparatus for testing antennas, and a storage medium are provided. The method is applied to a test device connected to a terminal device through a test instrument, and instrument ports of the test instrument have a mapping relationship with the antennas of the terminal device. The method includes: obtaining configuration information in a non-volatile memory (NV) of the terminal device, where the configuration information indicates communication modes respectively corresponding to the antennas of the terminal device, and the communication mode indicates a mobile communication system type and a communication frequency band; and performing performance test on the terminal device by using the test instrument according to the communication modes respectively corresponding to antennas.Type: GrantFiled: August 6, 2021Date of Patent: April 29, 2025Assignee: Spreadtrum Communications (Shanghai) Co., Ltd.Inventor: Yongsheng Zhang
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Patent number: 12261694Abstract: A terminal device includes: a PHY decoding accelerator, a downlink data processing accelerator and a CP; where the PHY decoding accelerator is configured to decode and CRC check received downlink data, and send a correctly decoded transport block (TB) to the downlink data processing accelerator; the downlink data processing accelerator performs processing operations of a MAC layer, a RLC layer, and a PDCP layer on the TB to obtain an MAC CE, an RLC control PDU, an RLC TMD PDU, a PDCP control PDU and a PDCP data SDU, and outputs to the CP; and the CP processes the MAC CE, the RLC control PDU, the RLC TMD PDU, the PDCP control PDU and the PDCP data SDU.Type: GrantFiled: June 18, 2022Date of Patent: March 25, 2025Assignee: Spreadtrum Communications (Shanghai) Co., Ltd.Inventor: Jin Xu
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Patent number: 12144002Abstract: This disclosure relates to a method, a device, and a storage medium for instructing a minimum scheduling offset. The method for instructing the minimum scheduling offset is applied in terminal equipment and includes: in a switch back period, receiving a minimum scheduling offset switching indication, the minimum scheduling offset switching indication to instruct switching the minimum scheduling offset from a first minimum value to a second minimum value; and causing the minimum scheduling offset to switch back to a third minimum value in another switch back period after the switch back period.Type: GrantFiled: February 15, 2022Date of Patent: November 12, 2024Assignee: Spreadtrum Communications (Shanghai) Co., Ltd.Inventors: Sicong Zhao, Huayu Zhou, Reven Lei
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Publication number: 20240095172Abstract: The present disclosure provides a data packet processing method and apparatus, when multiple data packets and descriptors are continuously received, the data packet processing apparatus stores the data packets in a cache unit, and the multiple data packets are processed respectively, by multiple processing units, in parallel and at the same time according to the descriptors of the multiple data packets.Type: ApplicationFiled: November 29, 2023Publication date: March 21, 2024Applicant: Spreadtrum Communications (Shanghai) Co., Ltd.Inventor: Yuan LIAO
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Patent number: 11917043Abstract: Embodiments of the present disclosure provide a data transmission method, including: a first device receiving a data packet in a first slot, where the data packet is noise or a data packet received from a data source device; the first device determining a link state between the data source device and the first device according to the data packet, where the link state comprising an idle state or a busy state; and the first device transmitting audio data to a second device in the first slot when determining the link state being the idle state, where the audio data is audio data received by the first device from the data source device.Type: GrantFiled: May 11, 2022Date of Patent: February 27, 2024Assignee: Spreadtrum Communications (Shanghai) Co., Ltd.Inventors: Zhongxing Yu, Guochu Chen
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Publication number: 20240031874Abstract: Embodiments of the present application provide a method for acquiring configuration information. The method includes: acquiring, by a relay device, first service information and/or first quality of service information of a first link from a first device, where the first link is a link between the first device and the relay device; sending, by the relay device, the first service information and/or second quality of service information to a network device, where the second quality of service information is a subset of the first quality of service information; and acquiring, by the relay device, configuration information of a second link from the network device, where the second link is a link between the relay device and a second device.Type: ApplicationFiled: October 12, 2021Publication date: January 25, 2024Applicant: Spreadtrum Communications (Shanghai) Co., Ltd.Inventor: Xing LIU
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Publication number: 20240023129Abstract: Embodiments of the present disclosure provide a communication method. The method includes: a terminal device acquires first information, where the first information is used to indicate an association relationship of physical downlink control channels (PDCCH) transmitted by N transmission-reception points, and the N is an integer greater than or equal to 2; and the terminal device receives the PDCCHs based on the first information.Type: ApplicationFiled: October 15, 2021Publication date: January 18, 2024Applicant: Spreadtrum Communications (Shanghai) Co., Ltd.Inventor: Meng ZHANG
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Publication number: 20240004730Abstract: An event processing method provided by an embodiment of the present disclosure determines M events, where each event is associated with a priority and a minimum working time, M is an integer greater than 1, and the minimum working time of each event is less than duration of a time slice; processes a first event within a first time slice, where the first event is an event having a highest priority among the M events; and in the case that processing duration of the first event reaches the minimum working time of the first event, determines to continue to process the first event within the first time slice, or determines to interrupt processing of the first event and processes a second event within the first time slice.Type: ApplicationFiled: October 27, 2021Publication date: January 4, 2024Applicant: Spreadtrum Communications (Shanghai) Co., Ltd.Inventors: Yanping WANG, Zhiwen LIU, Ling ZHOU, Wei LU
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Publication number: 20230413123Abstract: Embodiments of the present disclosure provides a data transmission method and apparatus, and a device. The method includes: acquiring, by a first network device, at least one first packet of a first service, where the at least one first packet is determined based on progress information of sending the first service by the first network device and a second network device, the first network device is a network device accessed by a terminal device before network handover, and the second network device is a network device accessed by the terminal device after the network handover; sending, by the first network device, the at least one first packet to the second network device, where the at least one packet is a packet to be sent by the second network device to the terminal device.Type: ApplicationFiled: October 22, 2021Publication date: December 21, 2023Applicant: Spreadtrum Communications (Shanghai) Co., Ltd.Inventor: Lifeng HAN
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Publication number: 20230413284Abstract: Embodiments of the present disclosure provide a communication method. The method includes: receiving, by a terminal device, first information sent by a network device, where the first information is used to indicate an association relationship of physical downlink control channels PDCCH sent by N transmission receiving points, and N is an integer greater than or equal to 2; receiving, by the terminal device, the PDCCHs according to the first information.Type: ApplicationFiled: October 15, 2021Publication date: December 21, 2023Applicant: Spreadtrum Communications Shanghai) Co., Ltd.Inventor: Meng ZHANG
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Publication number: 20230413321Abstract: A method for downlink LBT is provided in the present disclosure. The method includes: detecting channel energy and uplink transmission energy within a monitoring period; determining a channel state within the monitoring period according to the channel energy and the uplink transmission energy; and performing downlink data transmission when the channel state is an idle state.Type: ApplicationFiled: October 19, 2021Publication date: December 21, 2023Applicant: Spreadtrum Communications (Shanghai) Co., Ltd.Inventor: Meng Zhang
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Publication number: 20230362824Abstract: Provided are a method and apparatus for optimizing power consumption of a 5G terminal during concurrency of services, an electronic device and a storage medium, where the 5G terminal is located in an EN-DC network. The method includes: detecting whether the 5G terminal is in a state where a voice service and a data service are concurrent; determining whether the 5G terminal meets a preset power consumption optimization condition, in response to detecting that the 5G terminal is in the state where the voice and data services are concurrent; and switching the data service to a 4G LTE network, in response to determining that the 5G terminal meets the preset power consumption optimization condition.Type: ApplicationFiled: September 10, 2021Publication date: November 9, 2023Applicant: Spreadtrum Communications (Shanghai) Co., Ltd.Inventors: Jun XI, Xiaoqing XUE
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Publication number: 20230261633Abstract: A layered temperature-compensated surface acoustic wave resonator. The layered temperature-compensated surface acoustic wave resonator includes a substrate layer, a temperature compensation layer, a piezoelectric film layer and an electrode layer. The temperature compensation layer is located between the substrate layer and the piezoelectric film layer; the substrate layer and the temperature compensation layer are integrated by wafer bonding, and the temperature compensation layer and the piezoelectric film layer are integrated by wafer bonding. The electrode layer is arranged on a surface of the piezoelectric film layer. The temperature compensation layer is made of a positive temperature coefficient material.Type: ApplicationFiled: April 21, 2023Publication date: August 17, 2023Applicant: Spreadtrum Communications (Shanghai) Co., Ltd.Inventor: Jing CHEN
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Publication number: 20230180194Abstract: A terminal device is provided including: at least one card slot, configured to set a user identifying module; and a baseband processing chip, connected to the at least one card slot, where the baseband processing chip includes: a controlling module, configured to control selection and switching of at least two network modes; at least two communication protocol processing modules, respectively configured to perform camping on network for their corresponding network modes; a resource managing module, configured to manage resources of the baseband processing module and the radio frequency module used by the at least two network modes; a baseband processing module, configured to process baseband signals respectively corresponding to the at least two network modes; and a radio frequency module, configured to process radio frequency signals respectively corresponding to the at least two network modes.Type: ApplicationFiled: August 9, 2021Publication date: June 8, 2023Applicant: Spreadtrum Communications (Shanghai) Co., Ltd.Inventors: Feng LIU, Jing WANG, Ning HE, Hongyu ZHANG, Shanhu GAO, Kai ZHANG, Yin YANG, Chengwei WANG
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Patent number: 11632095Abstract: Embodiments of the present application provide a wafer level surface acoustic wave filter and a package method, the surface acoustic wave filter includes a wafer, an electrode layer, a supporting wall and a cover plate; wherein, the wafer includes a substrate layer and a piezoelectric thin film layer combined together by wafer bonding, the electrode layer is arranged on a surface of the piezoelectric thin film layer, the supporting wall surrounds between the piezoelectric thin film layer and the cover plate to form a sealed cavity; and the cover plate includes at least a first material layer, which uses the same material as the substrate layer.Type: GrantFiled: December 7, 2021Date of Patent: April 18, 2023Assignee: Spreadtrum Communications (Shanghai) Co., Ltd.Inventors: Jing Chen, Cong Liang
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Patent number: 11452008Abstract: A wireless roaming method, an access point apparatus and a mobile station are disclosed. The wireless roaming method comprises: determining whether or not a key for a target access point corresponding to a mobile station is stored; if the key is not stored, performing key exchange on behalf of the mobile station with the target access point so as to obtain a key corresponding to the mobile station; and sending the key to the mobile station. In the technical solution of the present disclosure, before the mobile station connects to a target access point, a current access point, on behalf of the mobile station, obtains a key corresponding to the mobile from the target access point. Therefore, the mobile station does not need to perform key exchange with the target access point after accessing to the target access point, which may reduce roaming delays caused by key exchange and improve the efficiency of wireless roaming, and thereby improve user experience.Type: GrantFiled: January 22, 2019Date of Patent: September 20, 2022Assignee: Spreadtrum Communications (Shanghai) Co., Ltd.Inventors: Jauh Yuh-Ren, Yanchao Xu, Qinghua Yu, Long Wang
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Patent number: 11425769Abstract: A wireless communication method, a terminal, an audio component, an apparatus and a storage medium are disclosed. The method comprises: establishing a first communication link, communicating with a first audio component of an electronic device according to the first communication link; establishing a second communication link, communicating with a second audio component of the electronic device according to the second communication link; sending a first audio data packet to the first audio component and receiving first acknowledgement information fed back by the first audio component; receiving second acknowledgement information fed back after monitoring the terminal sending the first audio data packet by the second audio component; and performing data coordination processing according to the first acknowledgement information and the second acknowledgement information. Working loads on the primary earpiece of a Bluetooth headset or on a terminal is reduced by the embodiments of the present disclosure.Type: GrantFiled: January 21, 2019Date of Patent: August 23, 2022Assignee: Spreadtrum Communications (Shanghai) Co., Ltd.Inventors: Zhongxing Yu, Guochu Chen
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Publication number: 20210234641Abstract: Data frame retransmission method and device are provided. The method is applied in a multi-link Wi-Fi system including multiple links each of which includes a queuing list for determining a transmission order of data frames in the link, and the method includes: when a first link obtains a transmission opportunity, transmitting, on the first link, a first data frame at a head of the queuing list of the first link; if transmission of the first data frame does not succeed, restoring ranking of the first data frame in queuing lists of links in a retransmission link set, or arranging the first data frame at heads of the queuing lists of the links; and when any link in the retransmission link set obtains a new transmission opportunity and the first data frame is at a head of a queuing list of the link, retransmitting the first data frame on the link.Type: ApplicationFiled: March 12, 2020Publication date: July 29, 2021Applicant: Spreadtrum Communications (Shanghai) Co., Ltd.Inventors: Yuhren JAUH, Chinghwa YU, Yanchao XU,, Long WANG