Patents by Inventor Fang-Chen Cheng
Fang-Chen Cheng 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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Patent number: 11540226Abstract: Embodiments of the present application provide a method and a device for determining a power control offset for a PUCCH, for resolving the issue in which existing methods for determining a power control offset for a PUCCH are incompatible with new radio communications systems. The method comprises: determining the number of bits, OUCI, of first uplink control information (UCI) required to be transmitted on a PUCCH, and determining the number, NRE, of resource elements (RE) carrying the first UCI in the PUCCH; and determining, according to formula (I), an offset ?PUCCH_TF,c(i) for calculation of power control of the PUCCH, and g(OUCI/NRE) is a function having OUCI and NRE as variables thereof.Type: GrantFiled: December 5, 2018Date of Patent: December 27, 2022Assignee: DATANG MOBILE COMMUNICATIONS EQUIPMENT CO., LTD.Inventors: Di Zhang, Fang-Chen Cheng, Xiangli Lin
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Patent number: 11515977Abstract: Disclosed are a signal transmission method and apparatus for transmitting a PRS signal in a 5G NR system, enabling a PRS to be applied to terminal positioning in a 5G NR system. Provided are a signal transmission method, comprising: determining positioning reference signal (PRS) configuration information preset for a cell; and sending a PRS signal to a terminal according to the PRS configuration information.Type: GrantFiled: May 20, 2019Date of Patent: November 29, 2022Assignee: DATANG MOBILE COMMUNICATIONS EQUIPMENT CO., LTD.Inventors: Ren Da, Fang-Chen Cheng, Hui Li, Qiubin Gao, Xueyuan Gao
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Patent number: 11515988Abstract: A method and device for determining the initial positions of a downlink data channel are provided. The method includes: a base station transmits to a terminal a generated indication signaling, and the terminal determines, on the basis of the received indication signaling, the time domain initial positions of the downlink data channel in L downlink TTIs. With the method, when the downlink control channel only appears in a part of the positions in a frequency domain or does not appear at all, and when the downlink control channel does not occupy the complete downlink control area in the time domain or the resources occupied by the downlink control channel in the time domain are variable, the base station can still accurately notify the terminal the time domain initial positions of the downlink data channel.Type: GrantFiled: February 28, 2018Date of Patent: November 29, 2022Assignee: DATANG MOBILE COMMUNICATIONS EQUIPMENT CO., LTD.Inventors: Lei Wang, Ekpenyong Tony, Xueming Pan, Fang-Chen Cheng
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Patent number: 11503543Abstract: Disclosed are a signal transmission method and device for realizing transmission of a triggered reference signal, to enable a terminal to immediately utilize a reference signal to perform a corresponding operation, lower power consumption of the terminal, and to achieve power saving effects. The embodiments of the present application provide a signal transmission method at a network side, the method comprising: sending to a terminal a wakeup signal used to wake up the terminal; and sending a reference signal to the terminal; or sending to a terminal a wakeup signal used to wake up the terminal and a message indicating whether the network side will send a reference signal.Type: GrantFiled: April 9, 2019Date of Patent: November 15, 2022Assignee: DATANG MOBILE COMMUNICATIONS EQUIPMENT CO., LTD.Inventors: Meiying Yang, Deshan Miao, Di Zhang, Fang-Chen Cheng
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Patent number: 11476971Abstract: An encoding method and apparatus, an electronic device and a storage medium are provided. The method includes: determining a target quantity of segments of a sequence to be coded according to a length of the sequence to be coded and a transmission code rate; performing segmentation on the sequence to be coded according to the target quantity; coding each sub-sequence obtained after segmentation, and concatenating sub-sequences after coding.Type: GrantFiled: August 29, 2018Date of Patent: October 18, 2022Assignee: Datang Mobile Communications Equipment Co., Ltd.Inventors: Jiaqing Wang, Fang-Chen Cheng, Di Zhang, Shaohui Sun
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Patent number: 11452065Abstract: Disclosed by the present application are a positioning method and apparatus, which are used to improve indoor positioning performance and precision without occupying a large amount of system resources. At a positioning server side, a positioning method provided by an embodiment of the present application comprises: acquiring a positioning capability supported by a user equipment (UE), and determining, according to the positioning capability, that the UE may obtain a positioning measurement value by means of detecting a positioning reference signal ioPRS that is used for indoor/outdoor positioning; acquiring positioning auxiliary data comprising ioPRS configuration data, and sending the positioning auxiliary data to the UE; acquiring the positioning measurement value that is provided by the UE and that is acquired on the basis of the ioPRS, and using the positioning measurement value to position the UE.Type: GrantFiled: May 29, 2019Date of Patent: September 20, 2022Assignee: Datang Mobile Communications Equipment Co., Ltd.Inventors: Ren Da, Fang-Chen Cheng, Xueyuan Gao, Hui Li, Qiubin Gao
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Publication number: 20220295534Abstract: A method and apparatus for transmitting downlink control information. In the present invention, transmitted downlink control information at least comprises one or more of the following information fields: a first information field used for indicating the frequency domain resources occupied by the data resources scheduled by the DCI, a second information field used for indicating the time frequency resources occupied by the data resources scheduled by the DCI, and a third information field used for indicating the scheduled N users. As the resource size occupied by the transmission resources in the frequency domain and/or in the time domain is indicated by means of the downlink control information, transmission of downlink control information can be implemented in flexible resource allocation scenarios having variable transmission time intervals.Type: ApplicationFiled: May 31, 2022Publication date: September 15, 2022Inventors: Lei WANG, Fang-Chen CHENG, Xuejuan GAO, Xueming PAN, Shaohui SUN
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Patent number: 11412532Abstract: Disclosed in an embodiment of the present application are a method and device for determining whether data is damaged, the method comprising: a terminal receiving a downlink control channel which is used for scheduling retransmission; according to the downlink control channel, the terminal determining whether damaged data is present during N previous transmissions of a retransmitted data packet, which are scheduled by the downlink control channel, N being an integer greater than or equal to 1; hence, the terminal receives the downlink control channel which is used for scheduling retransmission, and determines, according to the downlink control channel, whether damaged data is present during the N previous transmissions of the retransmitted data packet, which are scheduled by the downlink control channel, thereby improving transmission performance.Type: GrantFiled: March 14, 2018Date of Patent: August 9, 2022Assignee: DATANG MOBILE COMMUNICATIONS EQUIPMENT CO., LTD.Inventors: Xuejuan Gao, Ekpenyong Tony, Fang-Chen Cheng
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Patent number: 11405906Abstract: Disclosed are downlink control information transmission and reception methods and devices, for solving the technical problem of excessive high power consumption caused by high workload of terminal monitoring in the case of higher frequency. The method comprises: a base station determines at least one beam direction for transmitting downlink control information of a terminal, and generates first downlink control channel configuration information according to at least one determined beam direction, the first downlink control channel configuration information being used for indicating the beam direction of the downlink control information transmitted by the base station to the terminal; after transmitting the first downlink control channel configuration information to the terminal, the base station transmits the downlink control information to the terminal in the at least one beam direction.Type: GrantFiled: May 10, 2018Date of Patent: August 2, 2022Assignee: DATANG MOBILE COMMUNICATIONS EQUIPMENT CO., LTD.Inventors: Lei Wang, Ekpenyong Tony, Fang-Chen Cheng
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Patent number: 11394596Abstract: Disclosed are a method and device for determining a baseband parameter The method includes: according to an initial synchronization signal it detects, a terminal determining the TRP group to which the terminal belongs; according to a third synchronization signal detected in the TRP group and/or system information of the terminal group, the terminal determining the numerology.Type: GrantFiled: July 3, 2017Date of Patent: July 19, 2022Assignee: DATANG MOBILE COMMUNICATIONS EQUIPMENT CO., LTD.Inventors: Xuejuan Gao, Fang-Chen Cheng, Xueming Pan, Qiubin Gao
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Patent number: 11394488Abstract: A polarized coding method and apparatus, an electronic device, and a storage medium are disclosed. The method comprises: determining fragmentation policies corresponding to sequences to be coded according to the lengths of the sequences to be coded and transmission rates; and performing corresponding processing on the sequences to be coded according to the segmentation policies, and performing polarized coding on the processed sequences to be coded. In embodiments of the present invention, fragmentation policies corresponding to sequences to be coded are determined according to the lengths of the sequences to be coded and transmission rates; and corresponding segmentation polices are determined according to the to-be-coded sequences having different lengths and different transmission rates, thereby ensuring performance of an uplink control channel.Type: GrantFiled: September 7, 2018Date of Patent: July 19, 2022Assignee: DATANG MOBILE COMMUNICATIONS EQUIPMENT CO., LTD.Inventors: Jiaqing Wang, Di Zhang, Fang-Chen Cheng, Shaohui Sun
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Patent number: 11388049Abstract: Disclosed are a resource configuration method and apparatus, and a computer storage medium, being used for enabling, when a remaining minimum system information control resource set and an associated synchronization information block are in a time division multiplexing mode, the configuration of the remaining minimum system information control resource set to be more flexible, being applicable to more application scenarios. The resource configuration method comprises: determining that a remaining minimum system information control resource set (RMSI CORESET) and an associated synchronization information block (SS Block) occupy different symbols for transmission in a time division multiplexing mode; and determining the configuration parameters of the RMSI CORESET and the associated SS Block, the remaining minimum system information control resource sets associated with the SS Blocks in each SS Block burst set having identical configuration parameters.Type: GrantFiled: October 24, 2018Date of Patent: July 12, 2022Assignee: DATANG MOBILE COMMUNICATIONS EQUIPMENT CO., LTD.Inventors: Ren Da, Tie Li, Ekpenyong Tony, Fang-Chen Cheng, Qiubin Gao, Bin Ren, Zheng Zhao
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Patent number: 11382123Abstract: A method and apparatus for transmitting downlink control information. In the present invention, transmitted downlink control information at least comprises one or more of the following information fields: a first information field used for indicating the frequency domain resources occupied by the data resources scheduled by the DCI, a second information field used for indicating the time frequency resources occupied by the data resources scheduled by the DCI, and a third information field used for indicating the scheduled N users. As the resource size occupied by the transmission resources in the frequency domain and/or in the time domain is indicated by means of the downlink control information, transmission of downlink control information can be implemented in flexible resource allocation scenarios having variable transmission time intervals.Type: GrantFiled: January 20, 2017Date of Patent: July 5, 2022Assignee: DATANG MOBILE COMMUNICATIONS EQUIPMENT CO., LTD.Inventors: Lei Wang, Fang-Chen Cheng, Xuejuan Gao, Xueming Pan, Shaohui Sun
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Patent number: 11375488Abstract: A method for determining and configuring a resource used for transmitting downlink data, a terminal and a base station: the base station configures, for each terminal, resource collections or resource collection subgroups used for receiving downlink data, and then the base station notifies the terminal, by means of an explicit signaling, whether all of the resource collections or each resource collection of the configured resource collections are available, or whether all of resource collection subgroups or each resource collection subgroup of the resource collection subgroups are available, thus allowing the terminal to determine, according to the notification, the time-frequency resource position of a resource used to receive downlink data, so that the terminal may carry out rate matching on the determined resource.Type: GrantFiled: July 30, 2018Date of Patent: June 28, 2022Assignee: DATANG MOBILE COMMUNICATIONS EQUIPMENT CO., LTD.Inventors: Lei Wang, Ekpenyong Tony, Fang-Chen Cheng, Xuejuan Gao
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Publication number: 20220201614Abstract: Disclosed are an energy saving signal transmission method, a network-side device and a terminal, relating to the technical field of wireless communications. The method of the present application comprises: a base station using higher-layer signaling/physical-layer signaling to configure, for a terminal, a first transmission opportunity for transmitting a first energy saving signal, and/or configure, for the terminal, a second transmission opportunity for transmitting a second energy saving signal; and using the first transmission opportunity to transmit the first energy saving signal to the terminal, and/or using the second transmission opportunity to transmit the second energy saving signal to the terminal.Type: ApplicationFiled: February 28, 2020Publication date: June 23, 2022Inventors: Jiaqing WANG, Meiying YANG, Fang-Chen CHENG, Lei WANG, Zheng ZHAO, Chen LUO
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Patent number: 11368928Abstract: The present application discloses an association method, instruction method, and device for a synchronization block and a paging-scheduling signaling message. In the present application, a terminal performs beam sweeping on received synchronization blocks to obtain a target synchronization block; and the terminal, according to a correspondence between a synchronization block and a paging-scheduling signaling message, determines a paging-scheduling signaling message corresponding to the target synchronization block.Type: GrantFiled: August 28, 2018Date of Patent: June 21, 2022Assignee: DATANG MOBILE COMMUNICATIONS EQUIPMENT CO., LTD.Inventors: Zheng Zhao, Ren Da, Fang-Chen Cheng, Qiubin Gao, Bin Ren, Tie Li
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Patent number: 11259295Abstract: The present application discloses a resource selection method, a data transmission method and a device, relating to the field of communication technology. In the embodiment of the present application, in a case where it is determined that the resource multiplexing mode of the first link and the second link is frequency division multiplexing, by judging whether the selected link is allowed to select a resource that overlaps with the selected resource on another link in the time domain, it may further determine whether to select a resource that does not overlap with the selected resource on another link in the time domain to transmit a service packet to be sent, such that it can also be adjusted according to actual needs based on the pre-configuration, thereby greatly increasing the flexibility of resource selection and the efficiency of spectrum use.Type: GrantFiled: October 31, 2019Date of Patent: February 22, 2022Assignee: DATANG MOBILE COMMUNICATIONS EQUIPMENT CO., LTD.Inventors: Chenxin Li, Fang-Chen Cheng, Rui Zhao, Yingmin Wang
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Patent number: 11252697Abstract: The present application relates to the technical field of wireless communications, and in particular to a resource selection method and apparatus, a UE and a storage medium. The method involves: when a plurality of service packets arrive, for each service packet, if the number of candidate resource sets obtained by the current service data is at least two, determining a target resource set of the service packet; or when a plurality of service packets arrive, a UE sequentially selecting a sending resource in the corresponding target candidate resource set for each service packet, and before selecting the sending resource, excluding first time slot resources and determining second time slot resources, and preferentially selecting the sending resource in available resources on the second time slot resources.Type: GrantFiled: September 17, 2019Date of Patent: February 15, 2022Assignee: Datang Mobile Communications Equipment Co., Ltd.Inventors: Chenxin Li, Rui Zhao, Fang-Chen Cheng
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Publication number: 20220030636Abstract: Disclosed are a method and apparatus for determining an RA-RNTI. In the present application, a base station receives a random access preamble sent by a terminal; the base station determines an RA-RNTI according to a time-frequency resource occupied by the random access preamble, wherein the time-frequency resource is a time-frequency resource of an orthogonal frequency division multiplexing (OFDM) symbol level; and the base station sends a random access response message, wherein the random access response message comprises downlink control information allocated, by the base station, for the terminal, and the downlink control information is scrambled using the RA-RNTI. By means of the present application, an RA-RNTI can be determined during a random access process of an NR system.Type: ApplicationFiled: October 11, 2021Publication date: January 27, 2022Inventors: Bin REN, Zheng ZHAO, Ren DA, Tie LI, Fang-Chen CHENG
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Patent number: 11218982Abstract: Disclosed in the present application are a radio link monitoring method and apparatus, the method comprising: when a UE performs radio link monitoring, the UE monitors a downlink signal of a primary serving cell to obtain monitoring results; and the UE compares the monitoring results with an required synchronization threshold to determine whether the UE is in a synchronized state; the synchronization threshold is determined on the basis of preset parameters. The present invention solves the problems in the prior art of the complexity of defining RLM performance requirements, and being unable to provide the needed flexibility for supporting different specific systems by means of adjusting thresholds.Type: GrantFiled: April 17, 2018Date of Patent: January 4, 2022Assignee: DATANG MOBILE COMMUNICATIONS EQUIPMENT CO., LTD.Inventors: Ren Da, Bin Ren, Fang-Chen Cheng, Zheng Zhao