Information transmission method, related equipment and system

文档序号:1958252 发布日期:2021-12-10 浏览:19次 中文

阅读说明:本技术 一种信息传输方法、相关设备及系统 (Information transmission method, related equipment and system ) 是由 罗之虎 金哲 于 2019-05-27 设计创作,主要内容包括:本申请公开了一种信息传输方法、相关设备及系统,其中该方法包括:第一通信设备确定N个频率单元,所述N个频率单元采用跳频模式,所述N个频率单元中的每个频率单元包括M个载波或M个资源块RB或M个子载波,其中N为大于1的正整数,M为正整数;所述第一通信设备向第二通信设备发送N个配置信息,所述N个配置信息与所述N个频率单元一一对应,所述N个配置信息分别包括与其对应的频率单元的频域位置信息;所述第一通信设备在所述N个频域单元上向所述第二通信设备发送数据。实施本发明实施例,可以减少下行传输的时长进而降低小区间干扰。(The application discloses an information transmission method, related equipment and a system, wherein the method comprises the following steps: the method comprises the steps that a first communication device determines N frequency units, wherein the N frequency units adopt a frequency hopping mode, each frequency unit in the N frequency units comprises M carriers or M Resource Blocks (RB) or M subcarriers, N is a positive integer larger than 1, and M is a positive integer; the first communication equipment sends N pieces of configuration information to second communication equipment, wherein the N pieces of configuration information correspond to the N frequency units one by one, and the N pieces of configuration information respectively comprise frequency domain position information of the frequency units corresponding to the N pieces of configuration information; the first communication device transmits data to the second communication device on the N frequency domain units. By implementing the embodiment of the invention, the time length of downlink transmission can be reduced, and the interference among cells can be further reduced.)

An information transmission method, comprising:

the method comprises the steps that a first communication device determines N frequency units, wherein the N frequency units adopt a frequency hopping mode, each frequency unit in the N frequency units comprises M carriers or M Resource Blocks (RB) or M subcarriers, N is a positive integer larger than 1, and M is a positive integer;

the first communication equipment sends N pieces of configuration information to second communication equipment, wherein the N pieces of configuration information correspond to the N frequency units one by one, and the N pieces of configuration information respectively comprise frequency domain position information of the frequency units corresponding to the N pieces of configuration information;

the first communication device transmits data to the second communication device on the N frequency domain units.

The method of claim 1, wherein the N frequency units satisfy at least one of:

the deployment modes are the same, and comprise an independent deployment mode, a guard band deployment mode or an in-band deployment mode;

the number of antenna ports of the reference signals is the same;

the starting symbol positions for data transmission within one subframe or within one slot or within the first slot of one subframe are the same.

The method of claim 1, wherein the number of Resource Elements (REs) that can be used by the first frequency unit for transmitting data symbols in one subframe is greater than or equal to the number of REs that can be used by the second frequency unit for transmitting data symbols in one subframe, and then the REs that can be used by the second frequency unit for transmitting data symbols in one subframe are mapped to data symbols based on the REs that can be used by the first frequency unit for transmitting data symbols in one subframe, wherein the REs that can not be used by the second frequency unit for transmitting data symbols in one subframe participate in counting but are not used for mapping of data symbols.

The method of claim 1, wherein the number of REs available for the first frequency unit to transmit data symbols in one subframe is less than or equal to the number of REs available for the second frequency unit to transmit data symbols in one subframe, and wherein the positions and the number of REs available for the first frequency unit to transmit data symbols in one subframe are the same as the positions and the number of REs available for the second frequency unit to transmit data symbols in one subframe.

The method of claim 1, wherein K consecutive subframes for transmitting the same data symbol are located in the same frequency unit, K being a positive integer.

The method of any of claims 1 to 5, further comprising:

and the first communication equipment sends indication information to the second communication equipment, wherein the indication information is used for indicating the time domain frequency hopping intervals of the N frequency units.

An information transmission method, comprising:

the method comprises the steps that a second communication device receives N pieces of configuration information sent by a first communication device, the N pieces of configuration information correspond to N frequency units one by one, the N pieces of configuration information respectively comprise frequency domain position information of the frequency units corresponding to the N pieces of configuration information, the N pieces of frequency units adopt a frequency hopping mode, each frequency unit in the N pieces of frequency units comprises M carriers or M Resource Blocks (RB) or M subcarriers, wherein N is a positive integer larger than 1, and M is a positive integer;

the second communication device determines the frequency domain positions of the N frequency domain units according to the N pieces of configuration information;

and the second communication equipment receives the data transmitted by the first communication equipment from the N frequency units.

The method of claim 7, wherein the N frequency units satisfy at least one of:

the deployment modes are the same, and comprise an independent deployment mode, a guard band deployment mode or an in-band deployment mode;

the number of antenna ports of the reference signals is the same;

the starting symbol positions for data transmission within one subframe or within one slot or within the first slot of one subframe are the same.

The method of claim 7, wherein the number of REs available for the first frequency unit to transmit data symbols in one subframe is greater than or equal to the number of REs available for the second frequency unit to transmit data symbols in one subframe, and then the REs available for the second frequency unit to transmit data symbols in one subframe are mapped to data symbols based on the REs available for the first frequency unit to transmit data symbols in one subframe, wherein the REs unavailable for the second frequency unit to transmit data symbols in one subframe participate in counting but are not used for mapping of data symbols.

The method of claim 7, wherein the number of REs available for the first frequency unit to transmit data symbols in one subframe is less than or equal to the number of REs available for the second frequency unit to transmit data symbols in one subframe, and wherein the positions and the number of REs available for the first frequency unit to transmit data symbols in one subframe are the same as the positions and the number of REs available for the second frequency unit to transmit data symbols in one subframe.

The method of claim 7, wherein K consecutive subframes for transmitting the same data symbol are located in the same frequency unit, K being a positive integer.

The method according to any one of claims 7 to 11, further comprising:

and the second communication equipment receives indication information sent by the first communication equipment, wherein the indication information is used for indicating the time domain frequency hopping intervals of the N frequency units.

A communication device, comprising:

a processing module, configured to determine N frequency units, where the N frequency units adopt a frequency hopping mode, and each of the N frequency units includes M carriers or M resource blocks RB or M subcarriers, where N is a positive integer greater than 1 and M is a positive integer;

a transceiver module, configured to send N pieces of configuration information to a second communications device, where the N pieces of configuration information correspond to the N frequency units one to one, and the N pieces of configuration information respectively include frequency domain location information of the frequency units corresponding to the N pieces of configuration information;

the transceiver module is further configured to send data to the second communication device on the N frequency domain units.

The communications device of claim 13, wherein the N frequency units satisfy at least one of:

the deployment modes are the same, and comprise an independent deployment mode, a guard band deployment mode or an in-band deployment mode;

the number of antenna ports of the reference signals is the same;

the starting symbol positions for data transmission within one subframe or within one slot or within the first slot of one subframe are the same.

The communications device of claim 13, wherein the number of REs available for transmission of data symbols by the first frequency unit in a subframe is greater than or equal to the number of REs available for transmission of data symbols by the second frequency unit in a subframe, and then REs available for transmission of data symbols by the second frequency unit in a subframe are mapped to data symbols with reference to REs available for transmission of data symbols by the first frequency unit in a subframe, wherein REs unavailable for transmission of data symbols by the second frequency unit in a subframe participate in counting but are not used for mapping of data symbols.

The communications device of claim 13, wherein the number of REs available for the first frequency unit to transmit data symbols in one subframe is less than or equal to the number of REs available for the second frequency unit to transmit data symbols in one subframe, and the locations and the number of REs available for the first frequency unit to transmit data symbols in one subframe are the same as the locations and the number of REs available for the second frequency unit to transmit data symbols in one subframe.

The communication device of claim 13, wherein K consecutive subframes for transmitting the same data symbol are located in the same frequency unit, K being a positive integer.

The communications device of any of claims 13 to 17, wherein the transceiver module is further configured to: and sending indication information to the second communication device, wherein the indication information is used for indicating the time domain frequency hopping intervals of the N frequency units.

A communication device, comprising:

a transceiver module, configured to receive N pieces of configuration information sent by a first communications device, where the N pieces of configuration information correspond to N frequency units one to one, the N pieces of configuration information respectively include frequency domain location information of the frequency units corresponding to the N pieces of configuration information, the N frequency units employ a frequency hopping mode, and each of the N frequency units includes M carriers or M resource blocks RB or M subcarriers, where N is a positive integer greater than 1 and M is a positive integer;

a processing module, configured to determine frequency domain positions of the N frequency domain units according to the N configuration information;

the transceiver module is further configured to receive data sent by the first communication device from the N frequency units.

The communications device of claim 19, wherein the N frequency units satisfy at least one of:

the deployment modes are the same, and comprise an independent deployment mode, a guard band deployment mode or an in-band deployment mode;

the number of antenna ports of the reference signals is the same;

the starting symbol positions for data transmission within one subframe or within one slot or within the first slot of one subframe are the same.

The communications device of claim 19, wherein the number of REs available for transmission of data symbols by the first frequency unit in a subframe is greater than or equal to the number of REs available for transmission of data symbols by the second frequency unit in a subframe, then REs available for transmission of data symbols by the second frequency unit in a subframe are mapped for data symbols with reference to REs available for transmission of data symbols by the first frequency unit in a subframe, wherein REs unavailable for transmission of data symbols by the second frequency unit in a subframe participate in counting but are not used for mapping of data symbols.

The communications device of claim 19, wherein the number of REs available for the first frequency unit to transmit data symbols in one subframe is less than or equal to the number of REs available for the second frequency unit to transmit data symbols in one subframe, and wherein the positions and the number of REs available for the first frequency unit to transmit data symbols in one subframe are the same as the positions and the number of REs available for the second frequency unit to transmit data symbols in one subframe.

The communication device of claim 19, wherein K consecutive subframes for transmitting the same data symbol are located in the same frequency unit, K being a positive integer.

The communications device of any of claims 19 to 23, wherein the transceiver module is further configured to: and receiving indication information sent by the first communication device, wherein the indication information is used for indicating the time domain frequency hopping intervals of the N frequency units.

A communication system comprising a first communication device according to any one of claims 13 to 18 and a second communication device according to any one of claims 19 to 24.

A computer storage medium comprising instructions that, when executed on a processor, implement the information transfer method of any of claims 1 to 6 or claims 7 to 12.

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