Method and device for data transmission
First Claim
Patent Images
1. A method for data transmission, comprising steps of:
- determining, by a transmitting end, a protocol layer structure and/or a protocol layer function to be used for uplink/downlink data transmission in accordance with a configuration at a network side, wherein the protocol layer structure and/or protocol layer function configured at the network side is determined in accordance with a transmission requirement of a terminal; and
transmitting, by the transmitting end, data in accordance with the determined protocol layer structure and/or protocol layer function,wherein the step of determining, by the transmitting end, the protocol layer structure to be used for the uplink/downlink data transmission in accordance with the configuration at the network side comprises;
determining, by the transmitting end, the protocol layer structure to be used for the uplink/downlink data transmission in accordance with the configuration at the network side as at least one of the followings protocol layers;
a Packet Data Convergence Protocol (PDCP) layer, a Radio Link Control (RLC) layer and a Medium Access Control (MAC) layer, andthe step of transmitting by the transmitting end, the data in accordance with the determined protocol layer structure comprises;
organizing, by the transmitting end, the data in accordance with the determined protocol layer structure, and transmitting, by the transmitting end, the organized data,wherein in the case that the MAC layer is used for the uplink/downlink data transmission, the transmission requirement of the terminal comprises at least one of the followings;
no header compression or air-interface encryption/decryption is required;
a size of a data packet to be transmitted is smaller than a predetermined threshold;
one data packet is transmitted each time with respect to one bearer, and data packet concatenating is not required; and
the terminal is capable of receiving the data from a plurality of bearers simultaneously; and
the step of organizing, by the transmitting end, the data in accordance with the determined protocol layer structure comprises;
adding, by the transmitting end, an MAC header to a high-layer data packet through the MAC layer.
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Abstract
The present disclosure provides a method and a device for data transmission. The method for data transmission includes steps of: determining, by a transmitting end, a protocol layer structure and/or a protocol layer function to be used for uplink/downlink data transmission in accordance with a configuration at a network side, the protocol layer structure and/or protocol layer function configured at the network side being determined in accordance with a transmission requirement of a terminal; and transmitting, by the transmitting end, data in accordance with the determined protocol layer structure and/or protocol layer function.
15 Citations
16 Claims
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1. A method for data transmission, comprising steps of:
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determining, by a transmitting end, a protocol layer structure and/or a protocol layer function to be used for uplink/downlink data transmission in accordance with a configuration at a network side, wherein the protocol layer structure and/or protocol layer function configured at the network side is determined in accordance with a transmission requirement of a terminal; and transmitting, by the transmitting end, data in accordance with the determined protocol layer structure and/or protocol layer function, wherein the step of determining, by the transmitting end, the protocol layer structure to be used for the uplink/downlink data transmission in accordance with the configuration at the network side comprises; determining, by the transmitting end, the protocol layer structure to be used for the uplink/downlink data transmission in accordance with the configuration at the network side as at least one of the followings protocol layers;
a Packet Data Convergence Protocol (PDCP) layer, a Radio Link Control (RLC) layer and a Medium Access Control (MAC) layer, andthe step of transmitting by the transmitting end, the data in accordance with the determined protocol layer structure comprises; organizing, by the transmitting end, the data in accordance with the determined protocol layer structure, and transmitting, by the transmitting end, the organized data, wherein in the case that the MAC layer is used for the uplink/downlink data transmission, the transmission requirement of the terminal comprises at least one of the followings; no header compression or air-interface encryption/decryption is required; a size of a data packet to be transmitted is smaller than a predetermined threshold; one data packet is transmitted each time with respect to one bearer, and data packet concatenating is not required; and the terminal is capable of receiving the data from a plurality of bearers simultaneously; and the step of organizing, by the transmitting end, the data in accordance with the determined protocol layer structure comprises; adding, by the transmitting end, an MAC header to a high-layer data packet through the MAC layer. - View Dependent Claims (2, 3, 4, 5, 6)
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7. A method for data transmission, comprising steps of:
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determining, by a receiving end, a protocol layer structure and/or a protocol layer function to be used for uplink/downlink data transmission in accordance with a configuration at a network side, wherein the protocol layer structure and/or protocol layer function configured at the network side is determined in accordance with a transmission requirement of a terminal; and receiving, by the receiving end, data in accordance with the determined protocol layer structure and/or protocol layer function, wherein the step of determining, by the receiving end, the protocol layer structure to be used for the uplink/downlink data transmission in accordance with the configuration at the network side comprises; determining, by the receiving end, the protocol layer structure to be used for the uplink/downlink data transmission in accordance with the configuration at the network side as at least one of the followings protocol layers;
a Packet Data Convergence Protocol (PDCP) layer, a Radio Link Control (RLC) layer and a Medium Access Control (MAC) layer; andthe step of receiving, by the receiving end, the data in accordance with the determined protocol layer structure comprises; organizing, by the receiving end, the data in accordance with the determined protocol layer structure, and performing, by the receiving end, restoration on the received data, wherein in the case that the MAC layer is used for the uplink/downlink data transmission, the transmission requirement of the terminal comprises at least one of the followings; no header compression or air-interface encryption/decryption is required; a size of a data packet to be transmitted is smaller than a predetermined threshold; one data packet is transmitted each time with respect to one bearer, and data packet concatenating is not required; and the terminal is capable of receiving the data from a plurality of bearers simultaneously, and the step of organizing, by the receiving end, the data in accordance with the determined protocol layer structure, and performing, by the receiving end, restoration on the received data comprises; restoring, by the receiving end, a high-layer data packet through the MAC layer in accordance with an MAC header indicator in the received data. - View Dependent Claims (8, 9, 10, 11, 12)
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13. A transmission device for data transmission, comprising a processor, a memory and a transceiver, wherein
the processor is configured to read a program stored in the memory, to: -
determine a protocol layer structure and/or a protocol layer function to be used for uplink/downlink data transmission in accordance with a configuration at a network side, wherein the protocol layer structure and/or protocol layer function configured at the network side is determined in accordance with a transmission requirement of a terminal; and transmit data in accordance with the determined protocol layer structure and/or protocol layer function, the transceiver is configured to receive and transmit data, and the processor takes charge of managing bus architecture and general processings, and the memory is configured to store therein data for the operation of the processor, wherein the processor is further configured to determine the protocol layer structure to be used for the uplink/downlink data transmission in accordance with the configuration at the network side as at least one of the followings protocol layers;
a Packet Data Convergence Protocol (PDCP) layer, a Radio Link Control (RLC) layer and a Medium Access Control (MAC) layer; andorganize the data in accordance with the determined protocol layer structure and transmit the organized data, wherein in the case that the MAC layer is used for the uplink/downlink data transmission, the transmission requirement of the terminal comprises at least one of the followings; no header compression or air-interface encryption/decryption is required; a size of a data packet to be transmitted is smaller than a predetermined threshold; one data packet is transmitted each time with respect to one bearer, and data packet concatenating is not required; and the terminal is capable of receiving the data from a plurality of bearers simultaneously, and the processor is further configured to add an MAC header to a high-layer data packet through the MAC layer. - View Dependent Claims (14, 15, 16)
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Specification