Patents by Inventor Rakesh Tamrakar

Rakesh Tamrakar 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).

  • Patent number: 11419070
    Abstract: A method for acquiring system information, a method for transmitting system information, a terminal, a network reception and transmission node and a storage medium are provided. The method for acquiring the system information includes: receiving a synchronization signal transmitted from a network reception and transmission node, and acquiring feature information of the synchronization signal, node information of the network reception and transmission node and a correspondence between the feature information and a transmitting position of the system information; acquiring the transmitting position of the system information corresponding to the node information based on the feature information and the correspondence; and receiving, at the transmitting position of the system information, the system information transmitted from the network reception and transmission node.
    Type: Grant
    Filed: July 17, 2017
    Date of Patent: August 16, 2022
    Assignee: DATANG MOBILE COMMUNICATIONS EQUIPMENT CO., LTD.
    Inventors: Rakesh Tamrakar, Runhua Chen, Qiubin Gao, Qiuping Huang, Hui Li, Chuanjun Li, Yang Song, Xin Su, Yu Yang, Mengjun Wang
  • Publication number: 20220247472
    Abstract: A coding method includes: reporting N PMIs to a network device; where each PMI is corresponding to one channel; a first PMI includes channel information of a channel corresponding to a second PMI; and the first PMI is one of the N PMIs, the second PMI is at least one PMI before the first PMI, and N is a positive integer greater than 1.
    Type: Application
    Filed: April 13, 2022
    Publication date: August 4, 2022
    Applicant: VIVO MOBILE COMMUNICATION CO., LTD.
    Inventors: Ang YANG, Peng SUN, Rakesh TAMRAKAR
  • Publication number: 20220217776
    Abstract: Embodiments of the present application discloses an information indicating method, a device and a system. The method includes: sending a physical uplink shared channel (PUSCH), wherein the PUSCH bears uplink control information (UCI), the UCI is used to indicate at least one of the following: remaining MCOT information which is used to indicate a remaining maximum channel occupancy time (MCOT) of a channel occupancy time (COT) within which a user equipment (UE) performs uplink transmission, or a target time period. The target time period includes: a time period for allowing a network device to transmit downlink data within COT within which uplink transmission is performed.
    Type: Application
    Filed: March 21, 2022
    Publication date: July 7, 2022
    Applicant: VIVO MOBILE COMMUNICATION CO., LTD.
    Inventors: Can LI, Xiaodong SHEN, Rakesh TAMRAKAR
  • Publication number: 20220159500
    Abstract: A sidelink measurement result obtaining method, a sidelink measurement result sending method, and a terminal are provided. The method includes: obtaining a sidelink measurement result, where associated information of the measurement result corresponds to a measurement signal associated with the measurement result, and the associated information includes at least one of the following: a feedback window, identifier information, a feedback resource, and HARQ feedback information, where the HARQ feedback information is HARQ feedback information sent together with the measurement result, and the HARQ feedback information corresponds to a measurement signal.
    Type: Application
    Filed: February 7, 2022
    Publication date: May 19, 2022
    Inventors: Zichao JI, Rakesh TAMRAKAR, Peng SUN, Huaming WU, Siqi LIU
  • Patent number: 11336339
    Abstract: Provided in the present disclosure are a precoding matrix indication method, a terminal, and a network device, the method includes: receiving, by a terminal, a control signaling transmitted from a network side device, wherein the control signaling includes N bits of precoding information, and the N is a positive integer; determining, by the terminal, a quantity of precoding granules according to a scheduling resource, and determining, by the terminal, bits of the precoding information of each of the precoding granules in the N bits of precoding information according to the quantity of the precoding granules, wherein each of the precoding granules includes at least one subband, and each of the at least one subband includes at least one PRB; and acquiring, by the terminal, a precoding matrix indicated by the bits of the precoding information of each of the precoding granules.
    Type: Grant
    Filed: April 17, 2018
    Date of Patent: May 17, 2022
    Assignee: DATANG MOBILE COMMUNICATIONS EQUIPMENT CO., LTD.
    Inventors: Rakesh Tamrakar, Qiubin Gao, Hui Li
  • Publication number: 20220150841
    Abstract: Embodiments of this disclosure disclose an uplink full-power transmission method and a device. The method is applied to a terminal device and includes: performing uplink transmission based on an uplink transmit power obtained through scaling by a power scaling coefficient, where the power scaling coefficient is determined based on a power control factor, and the power control factor includes at least one of the following: an uplink full-power transmission capability of the terminal device, a supported transmission precoding matrix indicator TPMI reported by the terminal device, a TPMI delivered by a network device, a working mode reported by the terminal device, or the number of antenna ports for each SRS resource in a sounding reference signal SRS resource set that is configured by the network device based on the working mode.
    Type: Application
    Filed: January 27, 2022
    Publication date: May 12, 2022
    Applicant: VIVO MOBILE COMMUNICATION CO.,LTD.
    Inventors: Xiaodong SUN, Rakesh TAMRAKAR, Peng SUN
  • Patent number: 11329708
    Abstract: A CSI feedback method and a CSI feedback device are provided.
    Type: Grant
    Filed: February 21, 2017
    Date of Patent: May 10, 2022
    Assignee: DATANG MOBILE COMMUNICATIONS EQUIPMENT CO., LTD.
    Inventors: Hui Li, Qiubin Gao, Runhua Chen, Wenhong Chen, Rakesh Tamrakar
  • Patent number: 11323219
    Abstract: A triggering method and a transmitting method for an uplink reference signal in a communication system, apparatuses thereof, and a storage medium are provided. The communication system includes at least two different signal parameters. The triggering method applied to a network side includes: generating, by the network side, a trigger signaling for triggering a terminal to transmit the uplink reference signal to the network side for one or more times; and transmitting, by the network side, the trigger signaling to the terminal.
    Type: Grant
    Filed: July 18, 2017
    Date of Patent: May 3, 2022
    Assignee: DATANG MOBILE COMMUNICATIONS EQUIPMENT CO., LTD.
    Inventors: Rakesh Tamrakar, Runhua Chen, Qiubin Gao, Hui Li, Qiuping Huang, Yang Song, Chuanjun Li, Mengjun Wang, Xin Su, Yu Yang
  • Patent number: 11316634
    Abstract: Embodiments of the present disclosure provide a signal processing method and a signal processing device, which relate to the field of communication technology and used for the purpose of saving signaling resources.
    Type: Grant
    Filed: March 28, 2018
    Date of Patent: April 26, 2022
    Assignee: Datang Mobile Communications Equipment Co., Ltd.
    Inventors: Rakesh Tamrakar, Qiubin Gao, Hui Li
  • Patent number: 11304187
    Abstract: Embodiments of the present disclosure provide a data transmission method, a data transmission device, a network side device and UE. The data transmission method is applied to a first device and includes: transmitting Uplink (UL) Sounding Reference Signal (SRS) resource configuration information to a second device, where the SRS resource configuration information indicates K SRS resources; receiving an SRS signal transmitted from the second device according to the SRS resource configuration information; determining an SRS Resource Indicator (SRI), where the SRI indicates L SRS resources in the K SRS resources, L is an integer that is larger than or equals 1 and L is less than or equals K; and transmitting the SRI to the second device.
    Type: Grant
    Filed: May 30, 2018
    Date of Patent: April 12, 2022
    Assignee: DATANG MOBILE COMMUNICATIONS EQUIPMENT CO., LTD.
    Inventors: Runhua Chen, Qiubin Gao, Rakesh Tamrakar, Hui Li, Qiuping Huang, Xin Su
  • Publication number: 20220094574
    Abstract: The present disclosure provides an indication method, including: determining first transmission resources related to a transmission channel for a large-scale channel parameter or a group of large-scale channel parameters, and transmitting configuration information about the first transmission resources to a terminal device via first signaling, the first transmission resources being transmission resources for K downlink reference signals, K being a positive integer; and selecting second transmission resources from the first transmission resources in accordance with a transmission parameter used by the transmission channel, and transmitting indication information about the second transmission resources to the terminal device via second signaling, the second transmission resources being transmission resources for L downlink reference signals, L being a positive integer, and K being greater than or equal to L.
    Type: Application
    Filed: December 3, 2021
    Publication date: March 24, 2022
    Applicant: DATANG MOBILE COMMUNICATIONS EQUIPMENT CO., LTD.
    Inventors: Qiubin GAO, Rakesh TAMRAKAR, Runhua CHEN, Xin SU
  • Patent number: 11284246
    Abstract: An uplink transmission method, an uplink transmission configuration method, a UE and a base station are provided. The uplink transmission method applied for the UE includes: acquiring configuration information about one or more uplink reference signal resources configured by the base station for the UE; transmitting one or more uplink reference signals based on the configuration information about the one or more uplink reference signal resources; receiving indication information about uplink transmission determined by the base station; and performing the uplink transmission based on the indication information.
    Type: Grant
    Filed: September 25, 2018
    Date of Patent: March 22, 2022
    Assignee: DATANG MOBILE COMMUNICATIONS EQUIPMENT CO., LTD.
    Inventors: Qiuping Huang, Qiubin Gao, Rakesh Tamrakar, Hui Li, Runhua Chen
  • Patent number: 11259316
    Abstract: A method for data transmission, a base station and a terminal are provided. The method for data transmission includes: configuring the number of bits occupied by downlink control information (DCI) used to indicate physical downlink shared channel (PDSCH) scheduling on each of all carriers corresponding to a to-be-scheduled terminal to be N, where N is a maximum number of bits occupied by the DCI that is used to indicate the PDSCH scheduling on a carrier configured with an aperiodic channel state information reference signal (CSI-RS); and constructing scheduling information for indicating the PDSCH scheduling based on the configured DCI, and transmitting the scheduling information to the to-be-scheduled terminal.
    Type: Grant
    Filed: October 17, 2017
    Date of Patent: February 22, 2022
    Assignee: DATANG MOBILE COMMUNICATIONS EQUIPMENT CO., LTD.
    Inventors: Hui Li, Runhua Chen, Qiubin Gao, Rakesh Tamrakar, Qiuping Huang
  • Patent number: 11239887
    Abstract: A data transmission method and a data transmission device are provided. The data transmission method includes steps of: determining, by a transmitting end, a first precoding matrix and a second precoding matrix, the first precoding matrix being selected from a predefined first codebook, the second precoding matrix being acquired on the basis of CSI; performing, by the transmitting end, precoding processing on a data stream in accordance with the first precoding matrix and the second precoding matrix; and transmitting, by the transmitting end, the data streamed acquired after the precoding processing to a receiving end.
    Type: Grant
    Filed: February 27, 2017
    Date of Patent: February 1, 2022
    Assignee: DATANG MOBILE COMMUNICATIONS EQUIPMENT CO., LTD.
    Inventors: Qiubin Gao, Shanzhi Chen, Wenhong Chen, Runhua Chen, Hui Li, Rakesh Tamrakar, Shaohui Sun
  • Patent number: 11228461
    Abstract: The present disclosure provides an indication method, including: determining first transmission resources related to a transmission channel for a large-scale channel parameter or a group of large-scale channel parameters, and transmitting configuration information about the first transmission resources to a terminal device via first signaling, the first transmission resources being transmission resources for K downlink reference signals, K being a positive integer; and selecting second transmission resources from the first transmission resources in accordance with a transmission parameter used by the transmission channel, and transmitting indication information about the second transmission resources to the terminal device via second signaling, the second transmission resources being transmission resources for L downlink reference signals, L being a positive integer, and K being greater than or equal to L.
    Type: Grant
    Filed: February 5, 2018
    Date of Patent: January 18, 2022
    Assignee: Datang Mobile Communications Equipment Co., Ltd.
    Inventors: Qiubin Gao, Rakesh Tamrakar, Runhua Chen, Xin Su
  • Patent number: 11206618
    Abstract: An uplink power control method, a terminal, and a network device are provided, which relates to the field of communications, and is to solve a problem that the terminal cannot reach a maximum transmission power for codebook-based or non-codebook-based uplink multi-antenna transmission in related technologies. The method includes: obtaining an uplink precoding indication; and controlling a value of an uplink transmission power determined according to a power control procedure to remain unchanged, in a case that the uplink precoding indication corresponds to a target precoding indication. Based on the solution of the present disclosure, it is ensured that the maximum uplink transmission power can be reached under part of precoding indications, the coverage of uplink transmission can be improved, and it is not required that all antennas of the terminal can reach the maximum transmission power, thereby reducing the cost.
    Type: Grant
    Filed: May 8, 2019
    Date of Patent: December 21, 2021
    Assignee: DATANG MOBILE COMMUNICATIONS EQUIPMENT CO., LTD.
    Inventors: Qiuping Huang, Qiubin Gao, Rakesh Tamrakar
  • Publication number: 20210344407
    Abstract: A method and a device for transmitting downlink reception beam training signals are provided. The method at the second device side includes: receiving a downlink reception beam training trigger notification message sent by a first device; receiving downlink reception beam training signals sent by the first device, based on the downlink reception beam training trigger notification message; and performing a downlink reception beam training based on the downlink reception beam training signals. The method at the first device side includes: sending a downlink reception beam training trigger notification message to a second device when determining that a downlink reception beam training is to be performed for the second device, and sending downlink reception beam training signals to the second device after the downlink reception beam training trigger notification message is sent to the second device.
    Type: Application
    Filed: August 3, 2017
    Publication date: November 4, 2021
    Inventors: Qiuping HUANG, Qiubin GAO, Runhua Chen, Hui Li, Rakesh Tamrakar, Yang Song, Xin Su, Yu Yang, Mengjun Wang, Chuanjun Li
  • Publication number: 20210336734
    Abstract: A triggering method and a transmitting method for an uplink reference signal in a communication system, apparatuses thereof, and a storage medium are provided. The communication system includes at least two different signal parameters. The triggering method applied to a network side includes: generating, by the network side, a trigger signaling for triggering a terminal to transmit the uplink reference signal to the network side for one or more times; and transmitting, by the network side, the trigger signaling to the terminal.
    Type: Application
    Filed: July 18, 2017
    Publication date: October 28, 2021
    Applicant: CHINA ACADEMY OF TELECOMMUNICATIONS TECHNOLOGY
    Inventors: Rakesh TAMRAKAR, Runhua CHEN, Qiubin GAO, Hui LI, Qiuping HUANG, Yang SONG, Chuanjun LI, Mengjun WANG, XIN SU, YU YANG
  • Patent number: 11152983
    Abstract: The present disclosure provides a data transmission control method, a network side device and a terminal side device. The data transmission control method includes: mapping, by a network side device, a codeword to at least one data layer; mapping, by the network side device, the at least one data layer to at least one QCL group, the QCL group being an antenna port group established in accordance with a QCL relationship among antenna ports; and performing, by the network side device, data transmission in accordance with the QCL group. According to the present disclosure, it is able to perform the data transmission through multi-array antennae.
    Type: Grant
    Filed: February 7, 2018
    Date of Patent: October 19, 2021
    Assignee: DATANG MOBILE COMMUNICATIONS EQUIPMENT CO., LTD.
    Inventors: Xin Su, Qiubin Gao, Chuanjun Li, Mengjun Wang, Rakesh Tamrakar, Runhua Chen, Hui Li, Qiuping Huang
  • Publication number: 20210314873
    Abstract: An uplink power control method, a terminal, and a network device are provided, which relates to the field of communications, and is to solve a problem that the terminal cannot reach a maximum transmission power for codebook-based or non-codebook-based uplink multi-antenna transmission in related technologies. The method includes: obtaining an uplink precoding indication; and controlling a value of an uplink transmission power determined according to a power control procedure to remain unchanged, in a case that the uplink precoding indication corresponds to a target precoding indication. Based on the solution of the present disclosure, it is ensured that the maximum uplink transmission power can be reached under part of precoding indications, the coverage of uplink transmission can be improved, and it is not required that all antennas of the terminal can reach the maximum transmission power, thereby reducing the cost.
    Type: Application
    Filed: May 8, 2019
    Publication date: October 7, 2021
    Applicant: DATANG MOBILE COMMUNICATIONS EQUIPMENT CO., LTD.
    Inventors: Qiuping HUANG, Qiubin GAO, Rakesh TAMRAKAR