Method and device for sending reference signal, and method and device for configuring reference signal

1. A method for sending a reference signal, comprising:

determining that a conflict occurs between at least two reference signals, and selecting a processing manner for solving the conflict between the at least two reference signals from multiple conflict processing manners; and

sending at least one reference signal in the at least two reference signals to a terminal according to the selected processing manner to instruct the terminal to measure the at least one reference signal.

2. The method as claimed in claim 1 , wherein the multiple conflict processing manners comprises at least two of the following processing manners:

puncturing a part of reference signals in the at least two reference signals having the conflict;

changing a parameter configuration of at least one reference signal in the at least two reference signals having the conflict; and

processing the conflict in a preceding space division manner.

3. The method as claimed in claim 2 , wherein the parameter configuration comprises at least one of the followings:

a frequency domain sending position and/or a time domain sending position of the reference signal;

a sending density of the reference signal;

a sending power of the reference signal;

a sending port of the reference signal;

a sending sequence of the reference signal; and

an orthogonal configuration of the reference signal.

4. The method as claimed in claim 1 , wherein the selecting a processing manner for solving the conflict between the at least two reference signals from multiple conflict processing manners comprises one of the followings:

determining a number of Resource Elements (REs) on which the conflict occurs between the at least two reference signals, and selecting a processing manner corresponding to the number of the REs from the multiple conflict processing manners;

determining a density of the at least two reference signals, and selecting a processing manner corresponding to the density of the at least two reference signals from the multiple conflict processing manners; and

determining sending or receiving beams of the at least two reference signals, and selecting a processing manner corresponding to the sending or receiving beams of the at least two reference signals from the multiple conflict processing manners.

5. The method as claimed in claim 4 , wherein the selecting a processing manner corresponding to the number of the REs from the multiple conflict processing manners comprises one of the followings:

when the number of the REs is greater than a preset number, shifting frequency domain positions and/or time domain positions of the at least two reference signals having the conflict; and

when the number of the REs is smaller than or equal to the preset number, puncturing a part of reference signals in the at least two reference signals having the conflict.

6. The method as claimed in claim 4 , wherein the selecting a processing manner corresponding to the density of the at least two reference signals from the multiple conflict processing manners comprises:

puncturing, according to a ratio of the density of the at least two reference signals having the conflict to a preset density, a part of reference signals in the at least two reference signals having the conflict.

7. The method as claimed in claim 4 , wherein the selecting a processing manner corresponding to the sending or receiving beams of the at least two reference signals from the multiple conflict processing manners comprises one of the followings:

in a case where the sending or receiving beams of the at least two reference signals are orthogonal, processing the conflict between the reference signals in a precoding space division manner; and

in a case where the sending or receiving beams of the at least two reference signals are not orthogonal, puncturing a part of reference signals in the at least two reference signals having the conflict, or changing a parameter configuration of at least one reference signal in the at least two reference signals having the conflict.

8. A device for sending a reference signal, comprising:

a first selection module, configured to determine that a conflict occurs between at least two reference signals, and select a processing manner for solving the conflict between the at least two reference signals from multiple conflict processing manners; and

a sending module, configured to send at least one reference signal in the at least two reference signals to a terminal according to the selected processing manner to instruct the terminal to measure the at least one reference signal.

9. The device as claimed in claim 8 , wherein the multiple conflict processing manners comprises at least two of the following processing manners:

puncturing a part of reference signals in the at least two reference signals having the conflict;

changing a parameter configuration of at least one reference signal in the at least two reference signals having the conflict; and

processing the conflict in a precoding space division manner.

10. A method for configuring a reference signal, comprising:

determining a time slot on which a conflict occurs when a first type of reference signal and a second type of reference signal are sent;

in a time slot on which no conflict occurs, selecting from a first set a configuration parameter for configuring the second type of reference signal, and configuring the second type of reference signal by using the selected configuration parameter; and

in a time slot on which the conflict occurs, selecting from a second set a configuration parameter for configuring the second type of reference signal, and configuring the second type of reference signal by using the selected configuration parameter,

wherein the second set is a subset of the first set.

11. The method as claimed in claim 10 , wherein

the first type of reference signal is a reference signal configured via high-layer signaling, and

the second type of reference signal is a reference signal configured via physical-layer signaling.

12. A device for configuring a reference signal, comprising:

a second determination module, configured to determine a time slot on which a conflict occurs when a first type of reference signal and a second type of reference signal are sent;

a second selection module, configured to, in a time slot on which no conflict occurs, select from a first set a configuration parameter for configuring the second type of reference signal, and configure the second type of reference signal by using the selected configuration parameter; and

a third selection module, configured to, in a time slot on which the conflict occurs, select from a second set a configuration parameter for configuring the second type of reference signal, and configure the second type of reference signal by using the selected configuration parameter,

wherein the second set is a subset of the first set.

13. A non-transitory storage medium, comprising a stored program, wherein the program executes, when running, the method as claimed in claim 1 .

14. A processor, configured to run a program, wherein the program executes, when running, the method as claimed in claim 1 .

15. The device as claimed in claim 8 , wherein the parameter configuration comprises at least one of the followings:

a frequency domain sending position and/or a time domain sending position of the reference signal;

a sending density of the reference signal;

a sending power of the reference signal;

a sending port of the reference signal;

a sending sequence of the reference signal; and

an orthogonal configuration of the reference signal.

16. The device as claimed in claim 8 , wherein the first selection module is configured to select a processing manner for solving the conflict between the at least two reference signals from multiple conflict processing manners based on one of the following manners:

determine a number of Resource Elements (REs) on which the conflict occurs between the at least two reference signals, and select a processing manner corresponding to the number of the REs from the multiple conflict processing manners;

determine a density of the at least two reference signals, and select a processing manner corresponding to the density of the at least two reference signals from the multiple conflict processing manners; and

determine sending or receiving beams of the at least two reference signals, and select a processing manner corresponding to the sending or receiving beams of the at least two reference signals from the multiple conflict processing manners.

17. The method as claimed in claim 10 , wherein the parameter configuration comprises at least one of the followings:

a density parameter;

a type parameter;

an orthogonal code parameter;

a position parameter; and

a port number parameter.

18. The device as claimed in claim 12 , wherein

the first type of reference signal is a reference signal configured via high-layer signaling, and

the second type of reference signal is a reference signal configured via physical-layer signaling.

19. A non-transitory storage medium, comprising a stored program, wherein the program executes, when running, the method as claimed in claim 10 .

20. A processor, configured to run a program, wherein the program executes, when running, the method as claimed in claim 10 .