阅读说明：本技术 无线通信的方法和装置 (Method and apparatus for wireless communication ) 是由 徐明慧 张希 于 2018-03-23 设计创作，主要内容包括：本申请提供了一种无线通信的方法和装置,能够灵活配置相位跟踪参考信号,减少了该相位跟踪参考信号占用子载波的数量,节省了资源开销。该方法包括：网络设备根据终端设备请求的相位跟踪参考信号图案对应的调制编码方式门限、该终端设备请求的该相位跟踪参考信号对应的调度资源块数目门限,以及该终端设备的相位噪声对该终端设备接收到的信号的影响因子中的至少一种,与当前网络设备调度终端的调制编码方式和该当前网络设备调度终端的带宽中的至少一种,确定该相位跟踪参考信号的图案；根据该确定的相位跟踪参考信号的图案,向该终端设备发送该相位跟踪参考信号。(The application provides a wireless communication method and a wireless communication device, which can flexibly configure a phase tracking reference signal, reduce the number of subcarriers occupied by the phase tracking reference signal and save resource overhead. The method comprises the following steps: the network equipment determines the pattern of the phase tracking reference signal according to at least one of a modulation coding mode threshold corresponding to a phase tracking reference signal pattern requested by the terminal equipment, a scheduling resource block number threshold corresponding to the phase tracking reference signal requested by the terminal equipment, and an influence factor of phase noise of the terminal equipment on a signal received by the terminal equipment, and at least one of a modulation coding mode of a current network equipment scheduling terminal and a bandwidth of the current network equipment scheduling terminal; and transmitting the phase tracking reference signal to the terminal equipment according to the determined pattern of the phase tracking reference signal.)

A method of wireless communication, comprising:

the method comprises the steps that a network device determines a pattern of a phase tracking reference signal according to at least one of a modulation coding mode threshold corresponding to a phase tracking reference signal pattern requested by a terminal device, a scheduling resource block number threshold corresponding to the phase tracking reference signal pattern requested by the terminal device and an influence factor of phase noise of the terminal device on a signal received by the terminal device, and at least one of a modulation coding mode of the terminal device scheduled by the current network device and a bandwidth of the terminal device scheduled by the current network device;

and sending the phase tracking reference signal to the terminal equipment according to the determined pattern of the phase tracking reference signal.

The method according to claim 1, wherein before the network device determines the pattern of the phase tracking reference signal according to at least one of a modulation and coding scheme threshold corresponding to a phase tracking reference signal pattern requested by a terminal device, a scheduling resource block number threshold corresponding to the phase tracking reference signal pattern requested by the terminal device, and an influence factor of phase noise of the terminal device on a signal received by the terminal device, at least one of a modulation and coding scheme in which the terminal device is currently scheduled by the network device and a bandwidth in which the terminal device is currently scheduled by the network device, the method further comprises:

the method comprises the steps that network equipment receives at least one of a modulation coding mode threshold corresponding to a phase tracking reference signal pattern requested by terminal equipment, a scheduling resource block number threshold corresponding to the phase tracking reference signal pattern requested by the terminal equipment and an influence factor of phase noise of the terminal equipment on a signal received by the terminal equipment.

The method according to claim 1, wherein before the network device determines the pattern of the phase tracking reference signal according to at least one of a modulation and coding scheme threshold corresponding to a phase tracking reference signal pattern requested by a terminal device, a scheduling resource block number threshold corresponding to the phase tracking reference signal pattern requested by the terminal device, and an influence factor of phase noise of the terminal device on a signal received by the terminal device, at least one of a modulation and coding scheme in which the terminal device is currently scheduled by the network device and a bandwidth in which the terminal device is currently scheduled by the network device, the method further comprises:

and the network equipment receives the number of the table of the modulation coding mode threshold corresponding to the phase tracking reference signal pattern and/or the number of the table of the scheduling resource block number threshold corresponding to the phase tracking reference signal pattern, which are sent by the terminal equipment.

The method according to claim 1, wherein before the network device determines the pattern of the phase tracking reference signal according to at least one of a modulation and coding scheme threshold corresponding to a phase tracking reference signal pattern requested by a terminal device, a scheduling resource block number threshold corresponding to the phase tracking reference signal pattern requested by the terminal device, and an influence factor of phase noise of the terminal device on a signal received by the terminal device, at least one of a modulation and coding scheme in which the terminal device is currently scheduled by the network device and a bandwidth in which the terminal device is currently scheduled by the network device, the method further comprises:

the network equipment receives the number of the parameter which is sent by the terminal equipment and is associated with the modulation coding mode threshold corresponding to the phase tracking reference signal pattern and/or the number of the parameter which is associated with the scheduling resource block number threshold corresponding to the phase tracking reference signal pattern;

and determining a modulation coding mode threshold corresponding to the phase tracking reference signal pattern requested by the terminal equipment and a scheduling resource block number threshold corresponding to the phase tracking reference signal pattern requested by the terminal equipment according to the number of the parameter associated with the modulation coding mode threshold corresponding to the phase tracking reference signal pattern and/or the number of the parameter associated with the scheduling resource block number threshold corresponding to the phase tracking reference signal pattern sent by the terminal equipment.

The method according to claim 4, wherein the parameter associated with the modulation coding scheme threshold corresponding to the phase tracking reference signal pattern and/or the parameter associated with the modulation coding scheme threshold corresponding to the phase tracking reference signal pattern comprises at least one of:

frequency points, a phase noise model of the terminal equipment, subcarrier intervals, and the ability of the receiver to process phase noise.

The method of any of claims 1-5, wherein the determining the pattern of the phase tracking reference signal comprises:

and determining the time domain density of the phase tracking reference signal according to the modulation coding mode threshold corresponding to the phase tracking reference signal pattern requested by the terminal equipment and the modulation coding mode of the terminal equipment scheduled by the current network equipment.

The method of claim 6, wherein the determining the time-domain density of the phase tracking reference signal according to the modulation and coding scheme threshold corresponding to the phase tracking reference signal pattern and the modulation and coding scheme of the terminal device scheduled by the current network device comprises:

correcting a modulation coding mode threshold corresponding to the phase tracking reference signal pattern;

and determining the time domain density of the phase tracking reference signal according to the modified modulation coding mode threshold corresponding to the phase tracking reference signal pattern and the modulation coding mode of the terminal equipment scheduled by the current network equipment.

The method of claim 7, wherein before the transmitting the phase tracking reference signal to the terminal device according to the pattern of the phase tracking reference signal, the method further comprises:

when the network device corrects the modulation coding mode threshold corresponding to the phase tracking reference signal pattern, sending first indication information to the terminal device, where the first indication information is used to indicate the modulation coding mode threshold corresponding to the phase tracking reference signal pattern after correction; or

And when the network equipment does not correct the modulation coding mode threshold corresponding to the phase tracking reference signal pattern, sending the first indication information to the terminal equipment, wherein the first indication information is confirmation information.

The method according to any one of claims 1 to 6, wherein the determining the time-domain density of the phase tracking reference signal according to the modulation and coding scheme threshold corresponding to the phase tracking reference signal pattern and the modulation and coding scheme of the terminal device scheduled by the current network device comprises:

the time domain density of the phase tracking reference signal is determined according to the following table,

wherein, i in the table is 0,1,2, and 3 are modified modulation and coding scheme thresholds, and MCS is a modulation and coding scheme scheduled by the network device to the terminal device.

The method of any of claims 1-9, wherein the determining the pattern of the phase tracking reference signal comprises:

and determining the frequency domain density of the phase tracking reference signal according to the scheduling resource block number threshold corresponding to the phase tracking reference signal and the bandwidth of the current network equipment scheduling terminal equipment.

The method of claim 9, wherein the determining the frequency-domain density of the phase tracking reference signal according to the threshold of the number of scheduling resource blocks corresponding to the phase tracking reference signal pattern and the bandwidth of the current network device scheduling terminal device comprises:

correcting the threshold of the number of scheduling resource blocks corresponding to the phase tracking reference signal pattern;

and determining the frequency domain density of the phase tracking reference signal according to the scheduling resource block number threshold corresponding to the corrected phase tracking reference signal pattern and the bandwidth of the current network equipment scheduling terminal equipment.

The method of claim 11, wherein before the transmitting the phase tracking reference signal to the terminal device according to the pattern of the phase tracking reference signal, the method further comprises:

when the network device corrects the threshold of the number of the scheduling resource blocks corresponding to the phase tracking reference signal pattern, sending second indication information to the terminal device, wherein the second indication information is used for indicating the threshold of the number of the scheduling resource blocks corresponding to the phase tracking reference signal after correction; or

And when the network equipment does not modify the number threshold of the scheduling resource blocks corresponding to the phase tracking reference signal pattern, sending the second indication information to the terminal equipment, wherein the second indication information is confirmation information.

A method of wireless communication, comprising:

the method comprises the steps that terminal equipment sends first indication information to network equipment, wherein the first indication information is used for indicating at least one of a modulation coding mode threshold corresponding to a phase tracking reference signal pattern requested by the terminal, a scheduling resource block number threshold corresponding to the phase tracking reference signal pattern requested by the terminal, and influence factors of phase noise of the terminal equipment on signals received by the terminal equipment;

and receiving the phase tracking reference signal sent by the network equipment.

The method according to claim 13, wherein the first indication information is a number of a table of modulation and coding scheme thresholds corresponding to the phase tracking reference signal pattern and/or a number of a table of scheduling resource block number thresholds corresponding to the phase tracking reference signal pattern.

The method according to claim 14, wherein the first indication information is a number of a parameter associated with a modulation and coding scheme threshold corresponding to the phase tracking reference signal pattern and/or a number of a parameter associated with a scheduling resource block number threshold corresponding to the phase tracking reference signal pattern.

The method according to any one of claims 13 to 15, wherein the receiving the phase tracking reference signal transmitted by the network device comprises:

receiving second indication information sent by the network device, where the second indication information is used to indicate a modulation and coding scheme threshold corresponding to the corrected phase tracking reference signal pattern and/or a scheduling resource block number threshold corresponding to the corrected phase tracking reference signal;

determining a modulation coding mode threshold corresponding to the corrected phase tracking reference signal pattern and/or a scheduling resource block number threshold corresponding to the corrected phase tracking reference signal according to the second indication information;

determining the time domain and/or frequency domain density of the phase tracking reference signal according to the modulation coding mode threshold corresponding to the modified phase tracking reference signal and/or the scheduling resource block number threshold corresponding to the modified phase tracking reference signal pattern, and the modulation coding mode of a network equipment scheduling terminal device and/or the bandwidth of the current network equipment scheduling terminal device;

determining the corrected phase tracking reference signal pattern according to the time domain density and/or the frequency domain density of the phase tracking reference signal;

and receiving the phase tracking reference signal sent by the network equipment according to the pattern of the phase tracking reference signal.

The method of claim 16, wherein the determining the time-domain density of the phase tracking reference signal according to the modulation and coding scheme threshold corresponding to the modified phase tracking reference signal pattern and the modulation and coding scheme of the terminal device scheduled by the network device comprises:

time domain density was determined according to the following table

Wherein, i in the table is 0,1,2, and 3 are modified modulation and coding scheme thresholds, and MCS is a modulation and coding scheme scheduled by the network device to the terminal device.

An apparatus of wireless communication, comprising:

a determining module, configured to determine a pattern of a phase tracking reference signal according to at least one of a modulation and coding scheme threshold corresponding to a phase tracking reference signal pattern requested by a terminal device, a scheduling resource block number threshold corresponding to the phase tracking reference signal pattern requested by the terminal device, and an influence factor of phase noise of the terminal device on a signal received by the terminal device, and at least one of a modulation and coding scheme in which the terminal device is scheduled by the current network device and a bandwidth in which the terminal device is scheduled by the current network device;

and the sending module is used for sending the phase tracking reference signal to the terminal equipment according to the determined pattern of the phase tracking reference signal.

The apparatus for wireless communication according to claim 18, further comprising:

a receiving module, configured to receive at least one of a modulation coding scheme threshold corresponding to a phase tracking reference signal pattern requested by a terminal device, a scheduling resource block number threshold corresponding to the phase tracking reference signal pattern requested by the terminal device, and an influence factor of phase noise of the terminal device on a signal received by the terminal device.

The apparatus of claim 19, wherein the receiving module is further configured to receive a number of a table of modulation and coding scheme thresholds corresponding to the phase tracking reference signal patterns and/or a number of a table of scheduling resource block number thresholds corresponding to the phase tracking reference signal patterns, which are sent by the terminal device.

The apparatus of claim 20, wherein the receiving module is further configured to receive a number of a parameter sent by the terminal device and associated with a modulation and coding scheme threshold corresponding to the phase tracking reference signal pattern and/or a number of a parameter associated with a scheduling resource block number threshold corresponding to the phase tracking reference signal pattern;

and determining a modulation coding mode threshold corresponding to the phase tracking reference signal pattern requested by the terminal equipment and a scheduling resource block number threshold corresponding to the phase tracking reference signal pattern requested by the terminal equipment according to the number of the parameter associated with the modulation coding mode threshold corresponding to the phase tracking reference signal pattern and/or the number of the parameter associated with the scheduling resource block number threshold corresponding to the phase tracking reference signal pattern sent by the terminal equipment.

The apparatus of wireless communication of claims 18-21, wherein the means for determining is configured to:

and determining the time domain density of the phase tracking reference signal according to the modulation coding mode threshold corresponding to the phase tracking reference signal pattern requested by the terminal equipment and the modulation coding mode of the terminal equipment scheduled by the current network equipment.

The apparatus of claim 22, wherein the means for determining is configured to:

correcting a modulation coding mode threshold corresponding to the phase tracking reference signal pattern;

and determining the time domain density of the phase tracking reference signal according to the modified modulation coding mode threshold corresponding to the phase tracking reference signal pattern and the modulation coding mode of the current network equipment scheduling terminal equipment.

The apparatus of any one of claims 18 to 23, wherein the determining module is specifically configured to:

and determining the frequency domain density of the phase tracking reference signal according to the scheduling resource block number threshold corresponding to the phase tracking reference signal pattern and the bandwidth of the current network equipment scheduling terminal equipment.

The apparatus of claim 24, wherein the means for determining is configured to:

correcting the threshold of the number of scheduling resource blocks corresponding to the phase tracking reference signal pattern;

and determining the frequency domain density of the phase tracking reference signal according to the scheduling resource block number threshold corresponding to the corrected phase tracking reference signal pattern and the bandwidth of the current network equipment scheduling terminal equipment.

An apparatus of wireless communication, comprising:

a sending module, configured to send, by a terminal device, first indication information to a network device, where the first indication information is used to indicate at least one of a modulation and coding scheme threshold corresponding to the phase tracking reference signal pattern requested by the terminal, a scheduling resource block number threshold corresponding to the phase tracking reference signal pattern requested by the terminal, and an influence factor of phase noise of the terminal device on a signal received by the terminal device;

and the receiving module is used for receiving the phase tracking reference signal sent by the network equipment.

The apparatus of claim 26, wherein the first indication information is a number of a table of modulation and coding scheme thresholds corresponding to the phase tracking reference signal pattern and/or a number of a table of scheduling resource block number thresholds corresponding to the phase tracking reference signal pattern.

The apparatus of claim 27, wherein the first indication information is a number of a parameter associated with a modulation and coding scheme threshold corresponding to the phase tracking reference signal pattern and/or a number of a parameter associated with a scheduling resource block number threshold corresponding to the phase tracking reference signal pattern.