Zte Corporation

Byd Company Limited

Shenzhen Byd Auto R&d Company Limited

Guangzhou Automobile Group Co., Ltd.

Kai Xiao

Peng Hao

Xing Liu

Jing Shi

Xianghui Han

Xingguang Wei

Wei Gou

Yu Ngok Li

Junfeng Zhang

Chenchen Zhang

Zhiyong Du

Xing Chen

Feng Bi

Jian Li

Haigang He

Shuaihua Kou

Xuguang Zhou

Xinxin Zhang

Dan Wei

Lipin Cheng

Hui Luo

Changhong Wei

Jinhang Wang

The present disclosure describes methods, systems and devices for switching cross-carrier scheduling primary cell for a user equipment (UE), wherein a secondary cell is configured to schedule the primary cell. One method includes receiving, by the UE, a downlink control information (DCI) via a physical downlink control channel (PDCCH) from a network base station, the DCI used to switch the cross-carrier scheduling primary cell. Another method includes receiving, by the UE, a medium access control (MAC) control element (CE) from a network base station, the MAC CE used to switch the cross-carrier scheduling primary cell. Another method includes performing switching off cross-carrier scheduling primary cell by a secondary cell for a UE, and restoring, by the UE, a factor in the primary cell for scheduling the primary cell, and/or restoring, by the UE, a non-fallback downlink control information (DCI) in the primary cell for scheduling the primary cell.

Method and device for cross-carrier scheduling primary cell

Provided is a wireless transmission method. The wireless transmission method includes: transmitting a synchronization signal/physical broadcast channel block (SSB); where signals and a channel included in the SSB are mapped into M consecutive time domain symbols in a time-division multiplexing manner, M being a positive integer; and the SSB includes a physical broadcast channel (PBCH), a primary synchronization signal (PSS), and a secondary synchronization signal (SSS). Further provided are a wireless transmission apparatus, an information determination method and apparatus, an electronic device, and a computer-readable storage medium.

Wireless transmission method and apparatus, information determination method and apparatus, electronic device, and computer-readable storage medium

Methods and systems for techniques for determining control message formats in wireless networks are disclosed. In an implementation, a method of wireless communication includes determining, by a wireless device, a size budget of a control information in a case that the control information includes multi-cell scheduling control information, and monitoring a plurality of control channels carrying the control information within the size budget.

Methods and systems for determining control information in wireless networks

Systems and methods for wireless communications are disclosed herein. In one implementation, a wireless communication device determines that at least a portion of a first uplink (UL) resource is canceled due to overlapping with an indicated resource indicated by an UL Cancelation Indication (UL CI) received from a base station. In one implementation, in response to determining that the at least the portion of the first UL resource is canceled due to overlapping with the indicated resource, a wireless communication device determines whether a second UL resource is used to transmit UL data.

Method and system for downlink control information transmission

Methods, apparatus, and systems that enable accurate dynamic resource indication are disclosed. In one example aspect, a method for wireless communication includes receiving, by a terminal, a first signaling message from a first network device. The first signaling message includes a time domain resource allocation (TDRA) field that maps to at least one group of time domain resource information that includes an offset for determining a first transmission resource for a first transmission between the terminal and the first network device. The method also includes performing, by the terminal, the first transmission with the first network device using the first transmission resource. a position of the first transmission resource is determined according to at least one valid slot in a plurality of slots identified using a starting point associated with the first signaling message and the offset in the first signaling message.

Dynamic resource scheduling in wireless communications

A wireless communication method includes determining, by a wireless communication device, a first carrier corresponding to a first frequency resource and a second carrier corresponding to a second frequency resource, and determining, by the wireless communication device, whether to transmit a third transmission during a time interval based on a first transmission, a second transmission and an operation state, the second transmission being transmitted before the first transmission is to be transmitted.

Systems and methods for uplink transmission switching

Provided are an uplink transmission method and apparatus, a resource indication method and apparatus, a serving node, and a medium. The method includes the following, downlink control information is received, where the downlink control information includes a resource indication domain; and an uplink transmission mechanism is determined according to an indication resource indicated by the resource indication domain.

Uplink transmission method and apparatus, resource indication method and apparatus, serving node, and medium

Provided are a resource indication method and apparatus, a serving node and a storage medium. The resource indication method includes: sending first resource indication information to a user terminal, where the first resource indication information is used for indicating an uplink data transmission mechanism to the user terminal; and receiving uplink data sent by the user terminal.

Resource indication method and apparatus, and service node and storage medium

Systems and methods for wireless communications are disclosed herein. In one embodiment, a wireless communication device determines that a first resource indicated by uplink cancelation information overlaps with a second resource. The wireless communication device receives, from a network, an uplink (UL) grant scheduling a third resource. An ending symbol of a first downlink control channel carrying the UL grant is no earlier than a first symbol of a second downlink control channel carrying the uplink cancelation information.

Systems and methods for downlink control information transmission

Methods, apparatus, and systems for providing Synchronization Signal Block (SSB) mapping schemes are described. The techniques can be implemented in various embodiments to allow the transmission of SSB using higher spectrum frequencies. The techniques also take into account of various Cyclic Prefix (CP) lengths for compatibility concerns. In one example aspect, a wireless communication method is disclosed. The method includes mapping a synchronization signal block to multiple symbols having a first subcarrier spacing and generating a transmission pattern for a first time interval that includes the multiple symbols for the synchronization signal block. The multiple symbols are from a set of non-consecutive candidate symbol groups.

Synchronization signal transmission

Provided are a configuration method for scheduling a primary cell, a configuration apparatus for scheduling a primary cell, a device and a storage medium. The configuration method for scheduling a primary cell includes: configuring cross-carrier scheduling configuration information of a cell, such that a primary cell supports self-scheduling and being cross-carrier scheduled.

Configuration method and apparatus for scheduling primary cell, and device and storage medium

Techniques are described to perform cross-carrier scheduling. A wireless communication method comprises transmitting, by a network node to a communication node, a control information that schedules at least two shared channels for data transmission, where the control information is transmitted using a first channel associated with a first component carrier, and where the at least two shared channels are associated with at least two component carriers; and transmitting, to the communication node and using the at least two shared channels, at least two transmission blocks comprising data.

Cross-carrier scheduling techniques

Methods, systems, and devices related to digital wireless communication are described. An illustrative method of wireless communication includes indicating, by a communication device, power control information based on a plurality of parameter sets via downlink control information (DCI). The power control information is used for indicating transmission power on a resource, and the plurality of parameter sets are predefined for the resource.

Power control parameters indication

Apparatuses, methods, systems, and computer readable media are disclosed. In one aspect, a wireless communications method is disclosed. The method includes receiving, at a wireless terminal from a network node, an uplink cancellation indication. The method further includes determining, at the wireless terminal, an allocation of a reference uplink resources comprising a plurality of uplink time-frequency resources; and determining, by the wireless terminal, one or more of the plurality of uplink time-frequency resources to cancel according to the uplink cancellation indication. The method further includes cancelling, by the wireless terminal based on the uplink cancellation indication, an uplink transmission on the determined one or more of the plurality of uplink time-frequency resources.

Time-frequency block cancellation

Systems and methods for wireless communications are disclosed herein. In one embodiment, a wireless communication device determines that first feedback information indicated to transmit on a first uplink (UL) resource is canceled. The wireless communication device combines the first feedback information with second feedback information indicated to transmit on a second UL resource to generate combined feedback information. The wireless communication device transmits the combined feedback information using the second UL resource.

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Shenzhen, China

Kai Xiao