Zte Corporation

Xi'an Zhongxing New Software Co., Ltd.

Meng Mei

Zhaohua Lu

Shujuan Zhang

Chuangxin Jiang

Yuhong Gong

Bo Gao

Yu Ngok Li

Xiaopeng Wang

Yijian Chen

Hao Wu

Nan Zhang

Yang Zhang

Feng Bi

Wenfeng Zhang

Ke Yao

Weimin Xing

Youxiong Lu

Ting Miao

Wenhao Liu

Yu Pan

Feiming Wang

YuNgok Li

Wenjun Yan

Shijia Shao

Yungok Li

Methods, apparatuses, and systems for determining the measurement of reference signals in a wireless system are described. In one aspect, a wireless communication method is disclosed. The method includes determining measurement reference signal information based on transmission configuration indication (TCI) codepoint information, wherein the TCI codepoint information is indicated in a TCI field in a physical downlink control channel (PDCCH), wherein the reference signal measurement information includes a TCI codepoint index. The method further includes determining a measurement reference signal resource in a measurement reference signal resource set according the TCI codepoint index, and measuring the reference signal.

Determining channel state information in multi-transmission reception point systems

Presented are systems, methods, apparatuses, or computer-readable media for multiple transmit reception point (TRP) transmission signaling. A wireless communication node may transmit, to a wireless communication device, a scheduling grant to schedule a plurality of transmission instances. The scheduling grant may include one or more transmission precoding matrix indicators (TPMIs) to indicate mappings between the plurality of transmission instances and a plurality of sounding reference signal (SRS) resource sets for uplink codebook based transmissions.

Multiple transmission reception point signaling

Presented are systems and methods for indicating phase tracking reference signal-demodulation reference signal (PTRS-DMRS) association. A wireless communication device may receive a scheduling grant to trigger a first group of physical uplink shared channel (PUSCH) transmission occasions and a second group of PUSCH transmission occasions from a wireless communication node. The scheduling information carried by the scheduling grant may at least include port association information of PTRS-DMRS. The port association information may comprise a first port association for the first group of PUSCH transmission occasions and a second port association for the second group of PUSCH transmission occasions. The second port association may be at least associated with a portion of the scheduling information which is at least for the first group of PUSCH transmission occasions.

Systems and methods for indication of phase tracking reference signal- demodulation reference signal association

Disclosed is a method for sending a control channel. The method includes: a first communication node determining second transmission parameter information about the control channel according to at least one of first control information or first parameter information and sending the control channel to a second communication node according to the second transmission parameter information. The first parameter information includes at least one of the following information: information about a demodulation reference signal corresponding to the first control information, information about a demodulation reference signal of a data channel corresponding to the control channel, information about a type of second control information transmitted on the control channel, and information about a channel coding rate corresponding to the first control information. The first control information is sent by the second communication node to the first communication node and the second control information is sent by the first communication node to the first communication node. The second control information is on the control channel. Further disclosed are a device for sending a control channel, a method for receiving a control channel and a device for receiving a control channel.

Method and device for sending control channel

Presented are systems and methods for improving fast beam diversity. A wireless communication device may receive N scheduling grants to schedule a plurality of repetitive transmissions of a same data block from a wireless communication node, wherein N is greater than or equal to 2. At least two of the repetitive transmissions may overlap at a time instance. The wireless communication device may communicate only one of the at least two repetitive transmissions that overlap at the time instance to the wireless communication node.

Signaling solution for fast beam diversity

A system and method for determining SFN using QCL information is disclosed. In one aspect, a method receiving, by a wireless communication device, a first set of quasi-co-location (QCL) information; receiving, by the wireless communication device, a transmission; and applying, by the wireless communication device, a second set of QCL information based on the first set of QCL information, wherein the second set of QCL information is different from the first set of QCL information.

Methods, devices and systems for determining SFN using QCL information

Presented are systems, methods, apparatuses, or computer-readable media for acquisition of quasi-co-location information using transmission configuration indicators. A wireless communication device may receive an indication of a plurality of transmission configuration indicator (TCI) states, from a wireless communication node. The wireless communication device may acquire all configured quasi co-located (QCL) information of a first set of TCI states from the plurality of TCI state. The wireless communication device may acquire a partial portion or no portion of configured QCL information of the second set of TCI states from the plurality of TCI states.

Acquisition of quasi-co-location information using transmission configuration indicators

Methods, systems and devices for transmission link configuration using reference signal mapping in next generation cellular networks are described. An example method for wireless communication, based on the disclosed technology, includes transmitting data over at least one transmission link that is configured based on a mapping between two reference signals, each of which is configured with different subsets of one or more network parameters. Another example method includes dividing a plurality of SRS (sounding reference signal) resource sets into a plurality of groups based on network parameters of SRS resources or SRS resource sets, and transmitting, within one of the plurality of groups, only one SRS resource in each of multiple SRS resource sets at an identical time, where the SRS resources in different SRS resource sets can be transmitted simultaneously. The methods described may include beam management implementations for wireless communications.

Transmission link configuration using reference signal mapping

Provided are a method for indicating reference signal configuration information, a base station and a terminal. The method includes that a first communication node determines joint signaling and the first communication node transmits the joint signaling to a second communication node. The joint signaling includes first information and second information. The first information includes at least one of the following: quasi-colocation configuration information and configuration information of a transmission beam. The second information includes at least one of the following: configuration information of a phase tracking reference signal and configuration information of a demodulation reference signal.

Method for indicating reference signal configuration information, base station, and terminal

Provided are a method and device for determining a reference timing, a storage medium and an electronic device. The method comprises: a second node determining a reference timing of the second node by using at least one of the following modes: an open-loop mode, a closed-loop mode and an external synchronization source mode. By means of the present disclosure, the problem in the related art that there is no technical solution for setting a reference timing between each-hop links yet exists is solved.

Method and device for determining reference timing, storage medium, and electronic apparatus

The application discloses a signal transmission method and device. The signal transmission method comprises: a first communication node determining a mode for transmitting data in a time unit to a second communication node; and the first communication node transmitting data to the second communication mode in the time unit according to the determined mode for transmitting data. The data includes N data sets, where N is a positive integer. A data transmission method for M data sets in the data is known by the second communication node. Related information of a data transmission method for (N−M) data sets is notified to the second communication node by the first communication node by means of a control signal in the time unit, where M is less than or equal to N.

Signal transmission method and device

Provided are a timing information configuration method, apparatus and system and a storage medium. The timing information configuration method includes that a first node predefines or configures timing information of a second node. The timing information includes at least one of: a timing mode, a downlink transmission timing alignment mode, a timing advance (TA) configuration mode, a TA value, an offset of a TA value, a number of orthogonal frequency division multiplexing (OFDM) symbols that an uplink transmission timing is advanced or delayed relative to a downlink transmission timing for alignment, or a number of OFDM symbols that an uplink reception timing is advanced or delayed relative to a downlink reception timing for alignment. The timing information configuration method includes that a second node determines timing information of the second node in a manner of predefinition or in a manner of being configured.

Timing information configuration method, device and system, and storage medium

Provided are a method and device for receiving a measurement reference signal. The method includes: receiving control signaling; where the control signaling includes configuration information of a measurement reference signal, and the configuration information satisfies the following feature: configuring the measurement reference signal to occupy a frequency domain resource in a time domain symbol of a first set of time domain symbols in which a downlink control channel is located; and receiving the measurement reference signal according to the control signaling; wherein the first set of time domain symbols comprise M symbols, where M is a natural number; where the first set of time domain symbols in which the downlink control channel are determined by semi-static signaling; where a beam for the measurement reference signal and a beam for the downlink control is located channel are same in the time domain symbol.

Method and device for transmitting signal, and storage medium

A method for transporting common control information includes: transmitting, by a transmitting end, to the common control information on M time-domain resources through M transmission beams, where each of the M time-domain resources includes N time-domain symbols. One time-domain resource of the M time-domain resources where the common control information of each of the M transmission beams is located is respectively determined according to a beam index of a transmission beam, wherein M and N are positive integers. One of M time-domain resources for a synchronization signal corresponds to one time-domain resource of the M time-domain resources of the common control information, a one-to-one correspondence exists between the M transmission beams and the M time-domain resources for the synchronization signal; and a one-to-one correspondence exists between the M transmission beams and M time-domain resources of a broadcast channel.

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Shenzhen, China

Meng Mei