An adaptive waveform transmission method, device and system

A waveform transmission and self-adaptive technology, applied in transmission systems, digital transmission systems, baseband system components, etc., can solve problems such as the inability to meet the needs of the scene and the inability to adaptively configure the waveform transmission scheme.

Active Publication Date: 2019-10-08
CHINA MOBILE COMM GRP CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0007] Embodiments of the present invention provide an adaptive waveform transmission method, device, and system to solve the problem that in the existing LTE system, the terminal can only perform signaling transmission according to the current default waveform transmission mode, and cannot transmit signals according to different transmission scenarios. The waveform transmission scheme related to adaptive configuration leads to the problem that it cannot meet the diversified scene requirements of the fifth-generation mobile communication technology in the future

Method used

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  • An adaptive waveform transmission method, device and system
  • An adaptive waveform transmission method, device and system
  • An adaptive waveform transmission method, device and system

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Experimental program
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Effect test

Embodiment 1

[0079] Embodiment 1 of the present invention provides an adaptive waveform transmission method, which is applicable to filter bank multi-carrier systems, such as figure 1 As shown, it is a schematic flowchart of the adaptive waveform transmission method described in Embodiment 1 of the present invention, and the method may include the following steps:

[0080] Step 101: the base station determines the transmission scene information where the terminal is currently located, where the transmission scene information refers to information indicating network performance status.

[0081] It should be noted that the network performance status can be represented by high latency, slow movement, small capacity, low latency, high speed mobility, or large capacity. Therefore, different network performance states can be represented by different transmission scene information. The embodiment of the invention does not repeat this.

[0082] Step 102: According to the determined transmission s...

Embodiment 2

[0117] Embodiment 2 of the present invention takes the action executing party as a terminal as an example to further describe the adaptive waveform transmission method described in Embodiment 1 of the present invention. This method is applicable to a filter bank multi-carrier system, such as figure 2 As shown, it is a schematic flowchart of the adaptive waveform transmission method described in Embodiment 2 of the present invention, and the method may include the following steps:

[0118] Step 201: The terminal receives the waveform type indication parameter sent by the base station, the waveform type indication parameter carries the terminal frame structure configuration information corresponding to the current transmission scene information of the terminal and indicating the waveform transmission mode, wherein the The above transmission scenario information refers to information representing a network performance status.

[0119] It should be noted that the network performa...

Embodiment 3

[0136] Embodiment 3 of the present invention takes interactive execution between a base station and a terminal as an example to further describe the adaptive waveform transmission method described in Embodiments 1 to 2 of the present invention, as follows image 3 As shown, it is a schematic flowchart of the adaptive waveform transmission method described in Embodiment 3 of the present invention, and the method may include the following steps:

[0137] Step 301: The base station determines the transmission scene information where the terminal is currently located, wherein the transmission scene information refers to information indicating the network performance status, and according to the determined transmission scene information where the terminal is currently located, configure The terminal frame structure configuration information corresponding to the transmission scene information representing the waveform transmission mode, and the waveform type indication parameter carr...

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Abstract

The invention discloses an adaptive waveform transmission method, apparatus and system. The method comprises the following steps: determining current transmission scene information of a terminal by a base station, wherein the transmission scene information refers to information representing a network performance state, configuring terminal frame structure configuration information corresponding to the current transmission scene information of the terminal and representing a waveform transmission mode according to the determined current transmission scene information of the terminal, and sending a waveform type indication parameter carrying the terminal frame structure configuration information to the terminal. That is to say, in the technical scheme provided by the embodiment of the invention, the base station can adaptively configure a waveform transmission scheme adapted to the current transmission scene information of the terminal according to the current transmission scene information of the terminal so as to meet the diversified scene demands of the fifth generation mobile communication technology in the future, and thus the user experience is enhanced.

Description

technical field [0001] The present invention relates to the technical field of wireless communication, in particular to an adaptive waveform transmission method, device and system. Background technique [0002] In order to meet people's increasing demand for high-speed data service transmission, and considering that the intersymbol interference suppression algorithm introduced by multi-path channels in single-carrier equalization technology is relatively complex, multi-carrier technology is widely used in high-speed broadband multimedia services in transit. Existing multi-carrier technologies may include OFDM (Orthogonal Frequency Division Multiplexing, Orthogonal Frequency Division Multiplexing), GFDM (Generalized Frequency Division Multiplexing, Generalized Frequency Division Multiplexing), F-OFDM (Filtered OFDM, filtered Orthogonal Frequency Division Multiplexing) technology), UFMC (Univeral Filtered Multi-Carrier, universal filter multi-carrier) and FBMC (Filter Bankbas...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): H04L25/03H04L5/00
Inventor 王森
Owner CHINA MOBILE COMM GRP CO LTD
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