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Patent Searching and Data


Title:
DATA TRANSMISSION METHOD AND APPARATUS
Document Type and Number:
WIPO Patent Application WO/2021/017611
Kind Code:
A1
Abstract:
The present application provides a data transmission method and apparatus, which can save uplink cooperative transmission signaling overhead and reduce data transmission latency, and can be applied to the Internet of Vehicles, such as V2X, LTE-V, and V2V. The method comprises: a second terminal device sends a first data packet to a first terminal device on a resource in a first resource pool; the first terminal device receives the first data packet, and determines that the first data packet needs to be forwarded to a network device; the first terminal device forwards the first data packet to the network device on a resource in a second resource pool, and the network device receives the first data packet, and determines that the first data packet is forwarded by the first terminal device, the first resource pool being used for a source terminal device in uplink cooperative transmission to send a data packet to a cooperative terminal device, and the second resource pool being used for the cooperative terminal device to forward the data packet sent by the source terminal device to the network device.

Inventors:
LIU RONGKUAN (CN)
ZHANG PENG (CN)
MA CHIXIANG (CN)
Application Number:
PCT/CN2020/093458
Publication Date:
February 04, 2021
Filing Date:
May 29, 2020
Export Citation:
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Assignee:
HUAWEI TECH CO LTD (CN)
International Classes:
H04L5/00
Domestic Patent References:
WO2019136626A12019-07-18
Foreign References:
CN106576354A2017-04-19
CN107534958A2018-01-02
CN106160951A2016-11-23
Attorney, Agent or Firm:
LONGSUN LEAD IP LTD. (CN)
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