Zte Corporation

Huawei Technologies Co., Limited

Yuzhou Hu

Weimin Li

Zhifeng Yuan

Jianqiang Dai

Li Tian

Junfeng Zhang

Hong Tang

Qiujin Guo

Jian Li

Jun Xu

Mengzhu Chen

Xiaoying Ma

Ziyang Li

Yihua Ma

Liujun Hu

Focai Peng

Xuan Ma

Shuqiang Xia

Xun Yang

He Huang

Wei Gou

Guanghui Yu

Wei Cao

Jing Liu

Chen Huang

Zhigang Li

Zhihong Qiu

Cuihong Han

Dezhou Ye

Techniques are described for a grant-free transmission. A wireless method includes generating and transmitting the same message via one or more transmission channels. The message includes information indicative of one or more channel indexes associated with the one or more transmission channels, one or more pilot signals associated with the one or more transmission channels, one or more spreading sequences associated with the one or more transmission channels, one or more scrambling sequences associated with the one or more transmission channels, or an interleaving technique associated with the one or more transmission channels.

Grant free transmission techniques

This disclosure relates to wireless communication methods that reduce power usage in a mobile station caused by monitoring Physical Downlink Control Channel (PDCCH). The mobile station can implement a PDCCH monitoring skipping behavior including skipping the monitoring of the PDCCH for a skipping period.

Power saving methods for a mobile station

A system and method for changing one or more discontinuous reception (DRX) parameters. The system and method includes receiving, by a wireless communication device, a high layer signaling including N sets of DRX parameters, the N is an integer greater than or equal to 1; performing, by the wireless communication device, at least one of the following behaviors when a predefined condition is satisfied: changing a physical downlink control channel (PDCCH) monitoring behavior; determining at least one set of DRX parameters among the N sets of DRX parameters, or monitoring the PDCCH during an active time that is determined according to the set of DRX parameters

System and method for PDCCH monitoring

Provided are a data transmission method and apparatus, a user equipment, a base station, a communication system and a storage medium. The method includes abiding by a mapping relationship between the resource configuration of a physical uplink shared channel (PUSCH) resource and preamble sequence configuration information according to the resource configuration of the PUSCH resource and determining preamble sequence configuration information corresponding to the resource configuration of the PUSCH resource; mapping a preamble sequence onto a physical random access channel (PRACH) resource according to the preamble sequence configuration information; and sending a message containing the PRACH resource and the PUSCH resource.

Data transmission method and device, user equipment, base station, communication system and storage medium

This disclosure relates to methods and devices for enabling access to a cell-free wireless communication network. The cell-free wireless communication network may include a plurality of access points and at least one central processing unit controlling the access points. In one implementation, the method may include obtaining an access assisting signal in an access assisting signal set. The access assisting signal set may include a plurality of access assisting signals that enable a user equipment to initially access to the cell-free wireless communication network. The method may include broadcasting the access assisting signal. The plurality of access points broadcast respective access assisting signals at a same time.

Method and device for enabling access to wireless communication network

Systems and methods for determining a mapping that associates a plurality of preambles to a plurality of channel resource units used to carry a plurality of payloads associated with the plurality of preambles, including but not limited to, determining that the plurality of channel resource units is carrying the plurality of payloads, determining that a set of preambles of the plurality of preambles is associated with a same beam, and prioritizing mapping the set of preambles to reference signals of the plurality of channel resource units corresponding to different code division multiplexing (CDM) groups.

Methods and apparatuses for a random access channel (RACH) structure

This disclosure relates to wireless communication formats that avoid conflicts in message transmissions. In one implementation, conflicts are avoided by determining that transmitting the uplink message according to a first transmission format will result in a conflict, and responsively determining to transmit the uplink message according to a second transmission format. In another implementation, conflicts are avoided by waiting to transmit a message part until a next time unit of a physical channel that is not conflicted. In another implementation, conflicts are avoided by configuring time units of a second physical channel relative to time units of a first physical channel according to an uplink time unit offset.

Wireless communication with conflict avoidance

A wireless communication method for use in a wireless terminal comprises receiving, from a wireless network node, a signal associated with a paging message, and processing the received signal based on an event associated with an extended user equipment identification, UE ID, of the wireless terminal.

Method for reducing unnecessary paging

Provided are an information transmission method and apparatus, a communication device, a communication node and a computer-readable storage medium. The method includes that: a communication device determines a second signal according to N bits in first information, wherein the second signal includes at least one of a preamble and a Reference Signal (RS), and N is an integer greater than or equal to 1; and the communication device sends a message A including the second signal.

Information transmission method and apparatus, communication device, communication node and computer-readable storage medium

Methods, systems, and devices for configurations for reference signaling in mobile communication technology are described. An example method for wireless communication includes transmitting, by a network node to a wireless device, a first signaling comprising information associated with a first reference signal, the information comprising at least one of a configuration of the first reference signal, an update information of the first reference signal, or a valid period of the first reference signal.

Configuration for reference signaling in wireless communication systems

Methods, apparatus and systems for reference signal configuration in a wireless communication are disclosed. In one embodiment, a method performed by a wireless communication device is disclosed. The method comprises: generating a pilot signal occupying N symbol resources, wherein the pilot signal includes at least one most sparse reference signal (RS) port that is determined from a predetermined pool of most sparse RS ports, wherein the predetermined pool includes at least N most sparse RS ports, wherein N is an integer larger than one; and transmitting a signal comprising the pilot signal to a wireless communication node.

Methods, apparatus and systems for reference signal configuration in wireless communications

Provided are transmission methods and devices, a terminal, a base station, a communication system and a storage medium. The method includes: acquiring a first index, acquiring first information, and in response to determining that the first index satisfies a first preset rule according to the first information, determining that content to be transmitted includes a first message.

Transmission methods and devices, and terminal, base station, communication system, and storage medium

In one embodiment, a method performed by a wireless communication node includes transmitting a first information element that includes a plurality of parameters. The plurality of parameters is configured for a plurality of wireless communication devices to perform respective random access procedures. The method includes transmitting a second information element that includes a subset of the plurality of parameters. The subset of parameters is configured for one of the plurality of wireless communication devices to perform one of the random access procedures.

Systems and methods of enhanced random access procedure using information element containing configured parameters

One example method for indication of resources in a random-access procedure includes receiving, by a communication device, during a process of a two-step random access to a wireless network, a message including a temporary identifier assigned to the communication device, and transmitting, by the communication device, an acknowledgement message to a network device in the wireless network using a transmission resource that is dependent on the temporary identifier.

Resource indication in random access

Disclosed are methods, apparatuses, systems, and computer readable media. In one aspect, a wireless communication method is disclosed. The method includes generating, at a first radio terminal, a signal comprising a pilot signal, wherein the pilot signal includes W pilot sequences, wherein W is an integer, and wherein the W pilot sequences are uncorrelated; and transmitting, from the first radio terminal to a second radio terminal, the signal.

Growing community of inventors

Shenzhen, China

Yuzhou Hu