China Academy of Telecommunications Technology

Datang Mobile Communications Equipment Co., Ltd.

Chinese Academy of Sciences

Xiaomi Inc.

Cspc Zhongqi Pharmaceutical Technology (shijiazhuang) Co., Ltd.

Cspc Zhongqi Pharmaceutical Technology (shijazhuang) Co., Ltd.

Chinese Academy of Medical Sciences

Cspc Zhongqi Pharmaceutical Technology Co., Ltd.

Ying Peng

Rui Zhao

Qiubin Gao

Wenhong Chen

Li Li Zhao

Jiayi Fang

Ranran Zhang

Xueming Pan

Deshan Miao

Xiaoliang Wang

Hao Ni

Jinghua Yang

Chenxin Li

Hui Li

Shaohui Sun

Yuanyuan Li

Fei Qin

Shaoli Kang

Haijun Zhou

Yipu Feng

Yan Wang

Lin Lin

Fangchen Cheng

Qiong Li

Xiaoming Dai

Hao He

Quibin Gao

Rongduan Wang

Liying Yang

Zhibin Xu

Dingcheng Yang

Jingguo Sun

Zhankun Yang

A method, a communication device, an apparatus, and a storage medium for measuring and feeding back delay information. The method comprises: receiving, by a reception terminal, a physical layer signal or channel that is transmitted by a transmission terminal and carries clock reference information corresponding to a service to be transmitted, wherein the clock reference information represents reference arrival time of the service to be transmitted to the reception terminal; demodulating, by the reception terminal, the physical layer signal or channel, obtaining, by the reception terminal, the clock reference information, and determining, by the reception terminal, corresponding delay information at least based on the clock reference information and actual arrival time of the physical layer signal or channel; and feeding back, by the reception terminal, the delay information to a target terminal.

Method, communication device, apparatus, and storage medium for measuring and feeding back delay information

A unicast connection establishment method for a direct link, a terminal and a device are provided, the method is applied to a first terminal and includes the following steps: determining, according to status information of at least one second terminal, one terminal of the at least one second terminal as a target terminal for a unicast communication of a direct link; and establishing a unicast connection of the direct link with the target terminal, and determining transmission configuration information for performing a unicast data communication with the target terminal.

Unicast connection establishment method for direct link, terminal and device

Disclosed by the present application are a method and device for selecting resources in a carrier wave, the method includes that according to the service requirements for a service to be sent, determining available resources in a carrier wave that supports the service to be sent that satisfy the service requirements; and forming a resource pool by means of the available resources; and selecting from the resource pool a target resource that is used to send the service to be sent.

Method and device for selecting resources in carrier wave

A method for determining a synchronization source and a terminal are provided. The method includes: detecting a synchronization signal of a global navigation satellite system GNSS; when the synchronization signal of the GNSS is detected, using the GNSS as the synchronization source of a terminal; otherwise, determining the synchronization source of the terminal according to receiving capability of the terminal and network configuration information.

Method for determining synchronization source and terminal

Disclosed are a synchronization method and a terminal apparatus resolving the issue of how to support synchronization of resources having different SCSs. The synchronization method includes: a terminal apparatus determining a type of synchronization sources, the synchronization sources including one or more combinations of: a base station in a Long Term Evolution (LTE) network, a base station in the Fifth Generation Mobile Communication Technology (5G) network, a Global Navigation Satellite System (GNSS) and a communication node; the terminal apparatus determining, from one or more synchronization sources matching the type, a synchronization source of the terminal apparatus; and the terminal apparatus synchronizing with the determined synchronization source.

Synchronization method and terminal apparatus

Disclosed in the present application are a relay node selection method and device, which are used to solve the problem of no relay node selection method being available currently for communication modes such as UE-to-Network Relay or UE-to-UE Relay. According to the embodiments of the present application, a first device receives a report message sent by at least one relay node; and the first device selects a target relay node from among the at least one relay node so that a remote terminal establishes a connection with a target node by means of the target relay node.

Relay node selection method and device

The present disclosure provides a transmission method and a transmission device. The transmission method includes: determining, by a transmitting end device, first SA information and first data to be transmitted, the first SA information at least including indication information about a DMRS sequence for the demodulation of the first data; and transmitting, by the transmitting end device, the first SA information in a first physical layer format and transmitting the first data in a second physical layer format.

Transmission method and device

Disclosed in the present application are a data transmission method and terminal, the data transmission method comprising: a first terminal selects from a time frequency resource set of scheduling allocation SA information the time frequency resources of a first type of SA information; the first terminal sends the first type of SA information on the time frequency resources of the first type of SA information according to a first physical layer format and, on the basis of an indication of the first type of SA information, sends data associated with the first type of SA information according to a second physical layer format; the first SA information comprises time frequency resource indication information of the data associated with the first type of SA information.

Data transmission method and Terminal

A method for obtaining a noise power and a terminal are provided. The obtaining method includes: obtaining a first power offset value of an actual automatic gain control (AGC) received power relative to a first predetermined received power within a predetermined transmission time interval (TTI); obtaining, according to a preset correspondence between a modulation mode and an AGC backoff value, a target AGC backoff value corresponding to a current modulation mode; and obtaining the noise power according to the first power offset value, the target AGC backoff value, and a current AGC received power.

Method for obtaining noise power and terminal

A method and device for BWP allocation are discloses. First, difference information between a first node and a second node is determined; then, whether an allocation condition is satisfied is determined according to the difference information and the reliability requirement of a service corresponding to a BWP needing to be allocated to the first node, and if the allocation condition is satisfied, the BWP is allocated to the first node in a time unit corresponding to the second node; and at this time, the second node can resist trailing signal interference by means of a coding gain, etc.

Method and device for BWP allocation

A D2D communication method and a D2D communication apparatus are provided. The method includes: obtaining, by a first UE, a TDD uplink and downlink configuration and a D2D resource configuration strategy for resource configuration in the case that the first UE determines that no cell is detected; allocating, by the first UE, resources for the D2D communication based on the TDD uplink and downlink configuration and the D2D resource configuration strategy; and performing, by the first UE, the D2D communication based on the allocated resources for the D2D communication.

Device-to-device communication method and apparatus

Disclosed are a synchronization method and device, which are used to achieve the distinction of a synchronization system and a synchronization level of a node in a V2V communication system, thereby quickly achieving the synchronization in the V2V communication system. Provided is a synchronization method, comprising: determining a synchronization priority level of a current node; and according to the synchronization priority level of the current node, determining a synchronization sequence used by the current node and a value of a distinguishing flag bit of the current node, wherein the distinguishing flag bit is used to distinguish whether the current node belongs to a GNSS synchronization system or an eNB synchronization system.

Synchronization method and device

A data detection method and a terminal applied to a first terminal are provided. The method includes receiving one or more pieces of SA information transmitted by one or more second terminals and used to indicate transmission resources of one or more data-to-be-detected; determining, based on the one or more pieces of SA information, one or more detection weight values corresponding to the one or more data-to-be-detected; detecting, based on the one or more detection weight values, the one or more data-to-be-detected within a data detection capability of the first terminal.

Data detection method and terminal

Embodiments of the present disclosure provide a method and a device for identifying a synchronization priority, including: determining a synchronization priority of a node according a connection relationship between the node and a Global Navigation Satellite System (GNSS) and a relative relationship between the node and a coverage scope of an eNB; configuring a synchronization sequence and an in coverage flag of the node according to the synchronization priority of the node. Combination of the synchronization sequence and the in coverage flag of the node is used to identify the synchronization priority of the node.

Method and device for identifying synchronization priority

A method and a device for configuring and determining a code superposition-based multiuser encoding mode are provided. The configuring method includes steps of: determining, by a network device, UEs by which an identical transmission resource is to be multiplexed; and configuring, by the network device, different columns in a preconfigured encoding matrix formed through multiuser code superposition for the UEs, so as to enable each UE to transmit data in accordance with an encoding mode corresponding to the column configured by the network device, at least two columns in the encoding matrix having different diversity orders.

Growing community of inventors

Beijing, China

Ying Peng