Datang Mobile Communications Equipment Co., Ltd.

China Academy of Telecommunications Technology

Bertrand Pierre

Li Long Chen

Li Chen

Yali Zhao

Jiamin Liu

Fangli Xu

Fang-Chen Cheng

Jinhua Miao

Chandrika Kumudinie Worrall

The present application discloses a processing method, device, terminal and apparatus for partial bandwidth deactivation timer, including: receiving an instruction related to the uplink transmission sent by the network side; starting or restarting the partial bandwidth deactivation timer according to the received instruction. The present application clarifies the specific working mechanism of the partial bandwidth deactivation timer, and the terminal and the base station can perform signaling and data transmission on the correct resources, to avoid signaling and data transmission errors and resource waste.

Processing method, device, terminal and apparatus for partial bandwidth deactivation timer

Disclosed are a method and device for transmitting data and indicating data transmission, relating to the technical field of wireless communications and used for solving the problem in the prior art of a terminal device being unable to preferentially transmit data with special requirements of a resource, a time delay, etc., when data of different types is transmitted or received and a resource collision occurs. The present application comprises: receiving at least one priority threshold indicated by a network side and associated with a first channel, wherein the at least one priority threshold comprises a first priority threshold; and when the first channel overlaps with a second channel, determining, according to a first priority of the first channel and the first priority threshold, whether to transmit or obtain first data, wherein the first channel is used for transmitting or obtaining the first data, and the second channel is used for transmitting or obtaining second data.

Method and device for transmitting data and indicating data transmission

Disclosed in the embodiments of the present application are a contention free random access method and device, for solving the problem that there are no solutions applicable to a contention free random access 2-step RACH and for performing data transmission by means of a PUSCH resource in a communication process. In the embodiments of the present application, a network side device sends, to a terminal, allocation information of a preamble code and/or a PRACH resource; and the terminal sends a random access request by means of the preamble code and/or the PRACH resource, and sends uplink data on a PUSCH resource corresponding to the preamble code and/or the PRACH resource. Said method provides a two-step random access method for contention free random access, and also provides a method for performing data transmission by means of a PUSCH resource when the contention free random access is performed.

Contention free random access method and device

The present application discloses a processing method, device, terminal and apparatus for partial bandwidth deactivation timer, including: receiving an instruction related to the uplink transmission sent by the network side; starting or restarting the partial bandwidth deactivation timer according to the received instruction. The present application clarifies the specific working mechanism of the partial bandwidth deactivation timer, so that the terminal and the base station can perform signaling and data transmission on the correct resources, thereby avoiding signaling and data transmission errors and resource waste.

A data retransmission method and device are provided to resolve a problem of lacking in a retransmission scheme supporting retransmission via different connections in the prior art. In one embodiment of the invention, the method comprises: upon determining that a transmission node corresponding to a terminal satisfies a multi-transmission node retransmission criterion, selecting, by a target protocol layer in a transmitting device and responsible for managing transmission via multiple transmission nodes, and for a retransmission data packet corresponding to the terminal, at least one transmission node; and performing, via the selected transmission node, data packet retransmission. The embodiment is employed to select, upon determining that a transmission node corresponding to a terminal satisfies the multi-transmission node retransmission criterion, and for a retransmission data packet corresponding to the terminal, at least one transmission node, thereby implementing retransmission via different connects, further increasing reliability and throughput of transmission in a system.

Data retransmission method and device

A method and system for sending and receiving data, for use in solving the problem that an RLC layer may process a data packet in a whole only when a transmission time arrives, which renders a long processing time in the entire process. In embodiments of the present invention, received PDCP PDUs are combined into RLC PDUs and are allocated with corresponding RLC SNs, wherein each RLC PDU corresponds to an RLC SN, and each RLC PDU comprises at least one PDCP PDU; data corresponding to scheduling resources is generated according to the generated RLC PDUs; the data corresponding to the scheduling resources is combined into an MAC PDU for data receiving. The solution in the embodiments of the present invention may shorten the length of time in layer-2 data packet processing.

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Beijing, China

Bertrand Pierre