Beijing Unisoc Communications Technology Co., Ltd.

Intel Corporation

Huan Zhou

Hualei Wang

Sa Zhang

Mohan J Kumar

Sujoy Sen

Xiao Liang Hu

Huayu Zhou

Su Huang

Anjaneya Reddy Chagam Reddy

Xingya Shen

Xin Qu

Chong Han

Disclosed are a method and apparatus for determining an occasion of an HARQ-ACK feedback. The method includes: in response to one DCI scheduling PDSCHs of more than one cell, taking a timeslot in which an end occasion of a PDSCH of one of the scheduled cells is located as a reference timeslot, calculating a timeslot in which an occasion of an HARQ-ACK feedback is located according to the following equation: the timeslot in which the occasion of the HARQ-ACK feedback is located=n+k, where n represents the reference timeslot, and k represents a timeslot offset, indicated in the DCI, between the timeslot in which the occasion of the HARQ-ACK feedback is located and the reference timeslot.

Determination of HARQ-ACK feedback occasion and position, and device and medium

Methods for cross-carrier scheduling and a network-side device are provided. The method includes the following. A network-side device transmits higher-layer signaling indicating that a primary cell (PCell) supports cross-carrier scheduling by one or more secondary cells (SCells).

Method for cross-carrier scheduling and network-side device

Embodiments of the present disclosure provide a method for identifying downlink control information, a user equipment (UE) and a non-transitory computer-readable storage medium. The UE determines target indication information corresponding to DCI sent by a network device, and determines, according to configuration information corresponding to respective serving cells to be scheduled and the target indication information, a target serving cell scheduled by the DCI.

Method for identifying downlink control information and device

A method and apparatus for mapping a sequence of a common reference signal, a storage medium, and a terminal are provided. The method includes: determining a reference point for mapping the sequence of the common reference signal; and mapping the sequence of the common reference signal based on the reference point for obtaining data of the common reference signal.

Sequence mapping method and apparatus for common reference signal, storage medium, and terminal

A method for generating a downlink control information (DCI) is provided. The method includes the following. Determine a length of each field in a target DCI based on a length of each field in each of expected DCIs corresponding to target cells respectively, where the length of each field in the target DCI is a length required to be compatible with corresponding fields in the expected DCIs. Construct a subfield for each field in the target DCI based on a preset correspondence to enable each subfield of each field in the target DCI to correspond to one of the target cells. Generate each field in the target DCI based on the length of each field in the target DCI and the preset correspondence, to form the target DCI.

Method for generating a downlink control information, method for scheduling a cell, and electronic device

The present disclosure relates to the technical field of communications, particularly to a feedback information transmission method. The method comprises: sending, by a first terminal, a sidelink hybrid auto repeat request ACK (HARQ-ACK) codebook via a physical uplink channel within a target time unit for sending sidelink HARQ-ACK information within the target time unit, the sidelink HARQ-ACK codebook including sidelink HARQ-ACK information corresponding to at least one sidelink data.

Feedback information transmission method, terminal, and storage medium

A service conflict processing method, a user terminal, and a computer-readable storage medium. The method comprises: determining whether UCI of an eMBB service currently being transmitted collides with data or UCI of an URLLC service with respect to transmission time, wherein the UCI of the eMBB service comprises HARQ-ACK information; and if the UCI of the eMBB service has collided with the data or the UCI of the URLLC service with respect to transmission time, delaying the transmission of the UCI of the eMBB service. The solution can be employed to improve spectral efficiency of the system.

Service conflict processing method, user terminal and computer readable storage medium

A method and device for reporting uplink control information, a storage medium, and a user equipment. The method comprises: determining a time-frequency resource indication information of an uplink channel occupation information, the time-frequency resource indication information being used for indicating a time-frequency resource of an uplink channel occupied by a user equipment; carrying an uplink indication information by a preset time-frequency resource on a PUSCH scheduled by a PDCCH and/or a licensed PUSCH, the uplink indication information comprising the time-frequency resource indication information of the uplink channel occupation information; sending the PUSCH scheduled by the PDCCH and/or the licensed PUSCH to a base station, so that the base station sends, according to the time-frequency resource of the uplink channel, information to be sent. The solution provided by the present invention facilitates reducing the time length of an uplink channel access process and improving the uplink and downlink communication efficiency.

Method and device for reporting uplink control information, storage medium, and user equipment

Downlink data scheduling HARQ-ACK codebook feedback and generation methods and devices, and a medium are provided. The method comprises: determining whether a first HARQ-ACK codebook transmitted by a user terminal is detected; when the first HARQ-ACK codebook is not detected, delivering DCI for triggering retransmission of the first HARQ-ACK codebook to the user terminal, wherein the DCI for triggering retransmission of the first HARQ-ACK codebook comprises a first trigger group number field, the first trigger group number field is the same as a first scheduling group number field, the first trigger group number field is used for indicating a number of the first trigger group, and the first scheduling group number field is used for indicating a number of the first scheduling group; and receiving the first HARQ-ACK codebook retransmitted by the user terminal. The solution can indicate HARQ-ACK codebook feedback of a discontinuous downlink data scheduling group.

Downlink data scheduling HARQ-ACK codebook feedback and generation methods and devices, and medium

A method and device for determining occupied slots, a storage medium, and a user equipment. The method comprises: receiving a slot format indication index and a number N of slots indicated by a slot format from a base station by means of a PDCCH, and according to the slot format indication index, determining a starting position in the PDCCH of the slots indicated by the slot format; receiving a number M of spatial directions from the base station, and receiving multiple indication signals transmitted from the M spatial directions from the base station; determining the M spatial directions according to the indication signals; and in the M spatial directions, determining slots occupied by the base station in each spatial direction according to the starting position in the PDCCH of the slots indicated by the slot format and the number N of the slots indicated by the slot format.

Method and device for determining occupied slots, storage medium, and user equipment

A physical downlink control channel blind detection method, a user equipment and a readable storage medium are provided. The method includes: receiving an issued first Radio Resource Control (RRC) signaling to determine an Aggregation Level (AL) of the PDCCH; receiving an issued second RRC signaling; determining a specific position of each CCE in the CORESET based on the configuration information in the second RRC signaling; determining positions of all PDCCH candidates, and obtaining a target PDCCH by blindly detecting the PDCCH; and obtaining a mapping position of a Downlink Control Information (DCI) corresponding to a UE at a time domain sampling point by blindly detecting the time domain sampling based on the target PDCCH.

Physical downlink control channel blind detection method, user equipment and readable storage medium

An unlicensed channel sharing method and device, a storage medium, a terminal and a base station, the sharing method comprising: determining channel sharing information, the channel sharing information comprising time slot specification information which may allow a network to access and occupy a channel occupation time of an unlicensed channel; and sending the channel sharing information to the network. By means of employing the technical solution of the present invention, a UE may notify a base station of an unlicensed channel occupation duration so that the UE effectively carries out channel sharing with the base station.

Unlicensed channel sharing method and device, storage medium, terminal and base station

An uplink channel resource indication method, an uplink channel resource determination method, a base station, a terminal and a medium are pr. The uplink channel resource indication method includes: indicating frequency domain resource information corresponding to N subbands contained in a current carrier to a UE through high-layer signaling, where N&#x3e;1; and indicating one or more subbands for uplink data transmission to the UE through downlink control information, so that the UE uses a frequency domain resource corresponding to the one or more subbands for uplink data transmission to transmit uplink data based on frequency domain resource information corresponding to the one or more subbands for uplink data transmission. Resource utilization and performance of a NR network may be improved.

Uplink channel resource indication method, uplink channel resource determination method, base station, terminal and medium

A method and an apparatus for configuring an uplink time-frequency resource set, and a method and an apparatus for receiving an uplink time-frequency resource set. The configuration method includes: configuring at least one uplink time-frequency resource set for a user configured with an uplink transmission multiplexing mode, wherein the uplink time-frequency resource set includes time-frequency resource units on which the user performs rate matching; and transmitting one or more indication groups to the user to indicate at least one of the uplink time-frequency resource sets, wherein each uplink time-frequency resource set is indicated by at least one of the indication groups.

Method and apparatus for configuring uplink time-frequency resource set, and method and apparatus for receiving uplink time-frequency resource set

A method and a device for notifying channel occupation time, a base station and a user equipment. The method which applies to a base station includes: in an unlicensed spectrum, performing LBT and channel access; and when a channel is accessed successfully, sending a time slot format information which indicates one or more time slots of one or more cells to a UE through a PDCCH. The method which applies to a user equipment includes: in an unlicensed spectrum, receiving time slot format information, sent by a base station via a PDCCH after channel access is successfully completed, indicating one or more time slots of one or more cells; acquiring channel occupation information and channel release information according to the time slot format information; and according to the channel occupation information and the channel release information, performing downlink reception, uplink transmission or channel access in symbols of each time slot.

Growing community of inventors

Shanghai, China

Huan Zhou