Datang Mobile Communications Equipment Co., Ltd.

China Academy of Telecommunications Technology

Xuejuan Gao

Xueming Pan

Yanan Lin

Zukang Shen

Qianqian Si

Yanping Xing

Fang-Chen Cheng

Tony Ekpenyong

Ekpenyong Tony

Wei Bai

Lei Wang

Fangchen Cheng

Shaohui Sun

Qiubin Gao

Jiaqing Wang

Xiangli Lin

Deshan Miao

Wenhong Chen

Songtao Liu

Runhua Chen

Jing Min Xu

Rakesh Tamrakar

Qiuping Huang

Yu Ding

Lei Zhou

Weijie Xu

Ya'nan Lin

Ya′nan Lin

Zukana Shen

Shuling Shen

Jing Xu

Disclosed are a UCI combined transmission method, a terminal, and a network device. The method comprises: when determining that a transmission resource of a first UCI overlaps transmission resources of a plurality of second UCIs in a time domain, a terminal selects the transmission resource of one second UCI from the transmission resources of the plurality of second UCIs according to an initial position of the transmission resource of the first UCI and the initial position of the transmission resources of the second UCIs, so as to simultaneously transmit the first UCI and the selected second UCI on the transmission resource of the selected second UCI. Accordingly, a network can also simultaneously receive the first UCI and the selected second UCI on the transmission resource of the selected second UCI with the same method.

UCI combined transmission method, terminal, and network device

A method and a device for determining a HARQ-ACK feedback time sequence are provided. The method includes: receiving first DCI, where the first DCI is used for scheduling PDSCHs transmissions on a plurality of carriers; and determining a time unit for transmitting HARQ-ACKs of the PDSCHs on the plurality of carriers scheduled by the first DCI, according to a reference SCS or the PDSCH with a latest ending position among the PDSCHs on the plurality of carriers scheduled by the first DCI.

Method and device for determining HARQ-ACK feedback time sequence

Provided in the present application are a method for determining a feedback information transmission location and a device, used when one piece of DCI simultaneously indicates resource release with respect to SPS PDSCHs on a plurality of carrier waves, to implement determining a location of an HARQ-ACK for the DCI in an HARQ-ACK codebook. A method of the present application comprises: Determining that a DCI indicates performing resource release with respect to SPS PDSCHs on a plurality of carrier waves; determining a target location of an HARQ-ACK corresponding to the DCI in an HARQ-ACK codebook according to an SLIV for a first SPS PDSCH among released SPS PDSCHs, wherein the first SPS PDSCH is an SPS PDSCH on a target carrier wave among the plurality of carrier waves. Normal feedback of the HARQ-ACK for the DCI is ensured, and uniform understanding for HARQ-ACK transmission by a network-side device and a terminal ensures normal transmission of the HARQ-ACK.

Method for determining feedback information transmission location and device

The present disclosure provides an uplink control information (UCI) transmission method and device, a terminal and a base station, the method includes: when a physical uplink control channel (PUCCH) carrying a first UCI and a PUCCH carrying a second UCI overlap in a time domain, dropping the second UCI and transmitting the first UCI, if a PUCCH format used for simultaneous transmission of the first UCI and the second UCI is different from a PUCCH format used for a PUCCH carrying the first UCI.

UCI transmission method, device, terminal and base station

Embodiments of the present application provide a method and an apparatus for processing the HARQ of an SPS PDSCH, and electronic device. In case that a PUCCH resource carrying the HARQ-ACK of an SPS PDSCH in a time unit determined according to K1 corresponding to the SPS PDSCH is not available, the HARQ-ACK of the SPS PDSCH is deferred to a target time unit for transmission to avoid discarding the HARQ-ACK of the SPS PDSCH as much as possible.

Method and apparatus for processing HARQ of SPS PDSCH and electronic device

A data transmission method, a terminal device and a network device are provided. The method includes: receiving PDSCH; determining a size of a semi-static HARQ-ACK codebook according to a number of repetition transmissions of the PDSCH; and performing a corresponding HARQ-ACK feedback for the PDSCH with repetition transmissions according to the determined size of the semi-static HARQ-ACK codebook.

Data transmission method, terminal device and network device

A carrier switching transmission method and apparatus, and a terminal and a network-side device are provided. The method includes: when a plurality of physical uplink control channels PUCCHs transmitted on a first carrier needs to do carrier switching and all of the plurality of PUCCHs are determined to be transmitted in a first time unit on a second carrier after the carrier switching, sending by a terminal one or more PUCCHs in the first time unit on the second carrier according to a first rule after the carrier switching, wherein the plurality of PUCCHs does not overlap in a time domain on the first carrier. PUCCH transmission may be implemented through PUCCH carrier switching.

Carrier switching transmission method and apparatus, and terminal and network-side-device

Embodiments of the present application provide a method for determining a physical uplink control channel (PUCCH) repetition factor, and a user equipment (UE) and base station, comprising: determining a PUCCH repetition factor according to received target information; said target information comprises first information or second information, said first information comprises a PUCCH resource indicator (PRI) field in downlink control information (DCI), said second information comprises control information carried by the DCI, a media access control control element (MAC CE), or a group common physical downlink control channel (PDCCH). The embodiments of the present application enable a dynamic indication process of the PUCCH repetition factor.

Method for determining PUCCH repetition factor, and UE and base station

Disclosed are a subframe type notification and determination methods and device. The invention enables a terminal to dynamically determine a subframe type, such that a subframe type can be flexibly changed to adapt to different service transmission requirements, thereby increasing system transmission efficiency. The subframe type determination method of the invention comprises: detecting, in a preset resource, indication information for determining a subframe type; and determining, according to a detection result, the subframe type.

Subframe type notification and determination methods and device

The present disclosure provides PDSCH reception method and device, PDSCH transmission method and device, an apparatus and a medium. A terminal receives DCI for scheduling the transmission of a PDSCH on a plurality of carriers, determines a time unit where the one or more PDSCHs are transmitted on the plurality of carriers in accordance with a reference SCS or an SCS of each carrier, and receives the scheduled PDSCH in the determined one or more time units on the plurality of carriers. A base station transmits the DCI, and transmits the scheduled PDSCH in a time unit where the one or more PDSCHs are transmitted on the plurality of carriers. The terminal determines the time unit where the one or more PDSCHs are transmitted on the plurality of carriers in accordance with the reference SCS or the SCS of each carrier.

Physical downlink shared channel reception method and device, physical downlink shared channel transmission method and device, apparatus and medium

A method for PUCCH resource determination and a communication device are provided. The method includes: determining a PUCCH resource and determining a sub-slot where a PUCCH is to be transmitted; and determining a resource used for transmitting the PUCCH in the sub-slot according to the PUCCH resource.

Method for PUCCH resource determination and communication device

Embodiments of the present application provide an uplink channel transmission method, a terminal, and a base station. When a plurality of uplink channels are overlapped with each other on a time domain, the method applied to the terminal comprises: first processing the plurality of uplink channels according to a channel-multiplexing transmission rule, determining a first target uplink channel to be transmitted, and then determining whether to transmit the first target uplink channel; or first determining, from the plurality of uplink channels, a candidate uplink channel capable of preforming transmission, then processing the candidate uplink channel according to the channel-multiplexing transmission rule, and determining a second target uplink channel to be transmitted. The embodiments of the present application ensure the normal transmission of a system.

Uplink channel transmission method, terminal, and base station

Disclosed are a data transmission method and apparatus, which are used for realizing low-delay and high-reliability transmission of data in a new radio (NR) system. The method comprises: determining an actual transmission opportunity in a transmission period according to a notification of a network side, and determining a first transmission opportunity on the basis of the actual transmission opportunity, wherein there are T valid transmission opportunities between the first transmission opportunity and a first moment, the valid transmission opportunities include an actual transmission opportunity with an RV of zero, and the first moment is before the end of the transmission period or before the start of a period of a second configuration authorization configuration; when data is ready before the first transmission opportunity and after the second transmission opportunity, starting data transmission at the first transmission opportunity, wherein the second transmission opportunity is the actual transmission opportunity before the first transmission opportunity; and when the data is ready after the first transmission opportunity, starting the data transmission in the next period. Therefore, a valid starting position may be determined according to a received signaling indication.

Data communication method and apparatus

The present application relates to the field of wireless communications, and in particular to a method and device for determining a dynamic HARQ-ACK codebook, and same are used to solve the problem that the wrong dynamic HARQ-ACK codebook is determined due to the inaccuracy of a PDCCH monitoring occasion set determined at present. According to the embodiments of the present application, the method involves: determining a PDCCH monitoring occasion set according to the configured number of repeated PDSCH transmissions and/or the number (N=1) of repeated PDSCH transmissions, and the configured number of repeated PDSCH transmissions is greater than one; and determining a dynamic HARQ-ACK codebook according to the PDCCH monitoring occasion set.

Method and device for determining dynamic HARQ-ACK codebook

A data transmission method, a network side device and user equipment are provided. The method includes: sending a first downlink control information DCI for scheduling first transmission; wherein in a case that a relation between the first transmission and scheduled or configured second transmission satisfies a preset condition, a time instant of sending the first DCI is not later than a time instant with a time duration T before a starting symbol of the second transmission.

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Beijing, China

Xuejuan Gao