Radio Signal Processing Apparatus and Method, and Terminal

• US 20170019502A1
• Filed: 09/30/2016
• Published: 01/19/2017
• Est. Priority Date: 04/01/2014
• Status: Active Grant

• Current Assignee: Huawei Technologies Co., Ltd. (Huawei Investment & Holding Co., Ltd.)
• Original Assignee: Huawei Technologies Co., Ltd. (Huawei Investment & Holding Co., Ltd.)
• Inventors: Dong, Mingjie
• Granted Patent: US 10,812,621 B2
• Time in Patent Office: Days
• US Class Current: 1/1
• CPC Class Codes: H02J 50/20 using microwaves or radio frequency waves
• CPC Class Codes: H04B 5/79 for data transfer in combination with power transfer
• CPC Class Codes: H04L 67/63 Routing a service request depending on the request content or context
• CPC Class Codes: H04L 69/22 Parsing or analysis of headers
• CPC Class Codes: H04W 52/52 using AGC [Automatic Gain Control] circuits or amplifiers
• CPC Class Codes: H04W 88/02 Terminal devices

Abstract

The present invention belongs to the communications field, and discloses a radio signal processing apparatus and method, and a terminal. This not only can avoid wasting resources, but also can fully use a received radio signal, thereby improving usage of using a received radio signal.

Claims

1. A radio signal processing apparatus comprising:

a processor;

a memory storing a program comprising a plurality of modules of instruction, the plurality of modules comprising an acquiring module, a preprocessing module, an information processing module, and an energy collection module,

wherein the acquiring module is configured to acquire at least one radio signal received by an antenna of a wireless communications system thereof, and send the acquired radio signal to the preprocessing module to perform processing;

wherein the preprocessing module is configured to;

determine whether a radio signal that is being currently processed carries a data packet that needs to be processed; and

in response to determining that the radio signal that is being currently processed carries the data packet that needs to be processed, send the radio signal that is being currently processed to the information processing module to perform processing;

or in response to determining that the radio signal that is being currently processed does not carry the data packet that needs to be processed, send the radio signal that is being currently processed to the energy collection module to perform processing;

wherein the information processing module is configured to receive the radio signal that is being currently processed and that is sent by the preprocessing module, and extract communication information carried in the data packet carried in the radio signal that is being currently processed; and

wherein the energy collection module is configured to receive the radio signal that is being currently processed and that is sent by the preprocessing module, and collect energy of the radio signal that is being currently processed.

2. The apparatus according to claim 1, wherein the preprocessing module comprises:

a first acquiring unit configured to acquire a signal property of the radio signal that is being currently processed; and

a first determining unit configured to determine, according to the signal property of the radio signal that is being currently processed, whether the radio signal that is being currently processed carries the data packet that needs to be processed.

3. The apparatus according to claim 2, wherein the signal property comprises a center frequency of the signal, and the first acquiring unit is configured to acquire the center frequency of the radio signal that is being currently processed;

and wherein the first determining unit is configured to;

perform matching between the center frequency of the radio signal that is being currently processed and a center frequency of an operating channel of the wireless communications system thereof, and

when the center frequency of the radio signal that is being currently processed is consistent with the center frequency of the operating channel of the wireless communications system thereof, determine that the radio signal that is being currently processed carries the data packet that needs to be processed.

4. The apparatus according to claim 2, wherein the plurality of modules of instruction further comprises:

a parsing module configured to parse the radio signal that is being currently processed, and obtain, according to a parsing result, a signal format of the radio signal that is being currently processed; and

wherein the preprocessing module further comprises;

a second determining unit, configured to determine, according to the signal format of the radio signal that is being currently processed, whether the radio signal that is being currently processed is a radio signal of the wireless communications system thereof; and

a third determining unit, configured to;

when it is determined that the radio signal that is being currently processed is a radio signal of the wireless communications system thereof, determine whether the radio signal that is being currently processed carries the data packet that needs to be processed.

5. The apparatus according to claim 1, wherein the plurality of modules of instruction further comprises a wireless transceiver scheduling and management module, wherein the wireless transceiver scheduling and management module comprises:

an acquiring unit, configured to acquire input feedback information, wherein the input feedback information is used to indicate whether the radio signal that is being currently processed carries the data packet that needs to be processed; and

a sending unit, configured to send the input feedback information to the preprocessing module; and

wherein the preprocessing module further comprises;

a second acquiring unit, configured to acquire the input feedback information acquired by the wireless transceiver scheduling and management module; and

a second determining unit, configured to determine, according to the input feedback information, whether the radio signal that is being currently processed carries the data packet that needs to be processed.

6. The apparatus according to claim 5, wherein the input feedback information comprises a moment at which a radio signal that carries the data packet that needs to be processed is input, and the second acquiring unit is configured to acquire the moment at which the radio signal that carries the data packet that needs to be processed is input;

and

wherein the second determining unit is configured to;

determine a moment at which the radio signal that is being currently processed is received, and

perform matching between the moment at which the radio signal that is being currently processed is received and the moment at which the radio signal that carries the data packet that needs to be processed is input; and

when the moment at which the radio signal that is being currently processed is received matches the moment at which the radio signal that carries the data packet that needs to be processed is input, determine that the radio signal that is being currently processed carries the data packet that needs to be processed.

7. The apparatus according to claim 6, wherein the acquiring unit in the wireless transceiver scheduling and management module is configured to

determine the moment at which the radio signal that carries the data packet that needs to be processed is input, and generate the input feedback information that comprises the moment at which the radio signal that carries the data packet that needs to be processed is input.

8. The apparatus according to claim 5, wherein the input feedback information comprises indication information of a previous signal of the radio signal that is being currently processed, and the second acquiring unit is configured to acquire the indication information of the previous signal of the radio signal that is being currently processed;

and wherein the second determining unit is configured to;

determine whether the indication information of the previous signal of the radio signal that is being currently processed indicates that a next radio signal that carries the data packet that needs to be processed exists, and

when the indication information of the previous signal of the radio signal that is being currently processed indicates that the next radio signal that carries the data packet that needs to be processed exists, determine that the radio signal that is being currently processed carries the data packet that needs to be processed.

9. The apparatus according to claim 8, wherein the acquiring unit in the wireless transceiver scheduling and management module is configured to

acquire, from the information processing module, the indication information of the previous signal of the radio signal that is being currently processed, and

acquire, by using the indication information of the previous signal of the radio signal that is being currently processed as the input feedback information, the input feedback information that comprises the indication information of the previous signal of the radio signal that is being currently processed.

10. The apparatus according to claim 1, wherein the preprocessing module comprises:

a third determining unit, configured to determine an antenna that receives the radio signal that is being currently processed;

a fourth determining unit, configured to determine whether the antenna that receives the radio signal that is being currently processed is a preset antenna configured to receive a radio signal that carries the data packet that needs to be processed; and

a fifth determining unit, configured to;

when it is determined that the antenna that receives the radio signal that is being currently processed is the preset antenna configured to receive the radio signal that carries the data packet that needs to be processed, determine that the radio signal that is being currently processed carries the data packet that needs to be processed.

11. The apparatus according to claim 1, wherein the apparatus further comprises:

a gain adjustment module, configured to;

when the radio signal that is being currently processed carries the data packet that needs to be processed, reduce a gain value of an antenna that receives the radio signal that is being currently processed, or when the radio signal that is being currently processed does not carry the data packet that needs to be processed, increase a gain value of an antenna that receives the radio signal that is being currently processed.

12. A radio signal processing method comprising:

acquiring at least one radio signal received by an antenna of a wireless communications system;

determining whether a radio signal that is being currently processed carries a data packet that needs to be processed; and

in response to determining that the radio signal that is being currently processed carries the data packet that needs to be processed, extracting communication information carried in the data packet carried in the radio signal that is being currently processed;

or in response to determining that the radio signal that is being currently processed does not carry the data packet that needs to be processed, collecting energy of the radio signal that is being currently processed.

13. The method according to claim 12, wherein the determining whether a radio signal that is being currently processed carries a data packet that needs to be processed comprises:

acquiring a signal property of the radio signal that is being currently processed; and

determining, according to the signal property of the radio signal that is being currently processed, whether the radio signal that is being currently processed carries the data packet that needs to be processed.

14. The method according to claim 13, wherein the signal property comprises a center frequency of the signal, and the acquiring a signal property of the radio signal that is being currently processed comprises:

acquiring the center frequency of the radio signal that is being currently processed; and

the determining, according to the signal property of the radio signal that is being currently processed, whether the radio signal that is being currently processed carries the data packet that needs to be processed comprises;

performing matching between the center frequency of the radio signal that is being currently processed and a center frequency of an operating channel of the wireless communications system thereof; and

in response to determining that the center frequency of the radio signal that is being currently processed is consistent with the center frequency of the operating channel of the wireless communications system thereof, determining that the radio signal that is being currently processed carries the data packet that needs to be processed.

15. The method according to claim 13, before the determining whether a radio signal that is being currently processed carries a data packet that needs to be processed, further comprising:

parsing the radio signal that is being currently processed;

obtaining, according to a parsing result, a signal format of the radio signal that is being currently processed;

determining, according to the signal format of the radio signal that is being currently processed, whether the radio signal that is being currently processed is a radio signal of the wireless communications system thereof; and

in response to determining that the radio signal that is being currently processed is a radio signal of the wireless communications system thereof, performing the step of determining whether a radio signal that is being currently processed carries a data packet that needs to be processed.

16. The method according to claim 12, wherein the determining whether a radio signal that is being currently processed carries a data packet that needs to be processed comprises:

acquiring input feedback information; and

determining, according to the input feedback information, whether the radio signal that is being currently processed carries the data packet that needs to be processed.

17. The method according to claim 16, wherein the input feedback information comprises a moment at which a radio signal that carries the data packet that needs to be processed is input, and the acquiring input feedback information comprises:

acquiring the moment at which the radio signal that carries the data packet that needs to be processed is input; and

the determining, according to the input feedback information, whether the radio signal that is being currently processed carries the data packet that needs to be processed comprises;

determining a moment at which the radio signal that is being currently processed is received;

performing matching between the moment at which the radio signal that is being currently processed is received and the moment at which the radio signal that carries the data packet that needs to be processed is input; and

in response to determining that the moment at which the radio signal that is being currently processed is received matches the moment at which the radio signal that carries the data packet that needs to be processed is input, determining that the radio signal that is being currently processed carries the data packet that needs to be processed.

18. The method according to claim 17, wherein the acquiring the moment at which the radio signal that carries the data packet that needs to be processed is input comprises:

determining the moment at which the radio signal that carries the data packet that needs to be processed is input; and

generating the input feedback information that comprises the moment at which the radio signal that carries the data packet that needs to be processed is input.

19. The method according to claim 16, wherein the input feedback information comprises indication information of a previous signal of the radio signal that is being currently processed, and the acquiring input feedback information comprises:

acquiring the indication information of the previous signal of the radio signal that is being currently processed; and

the determining, according to the input feedback information, whether the radio signal that is being currently processed carries the data packet that needs to be processed comprises;

determining whether the indication information of the previous signal of the radio signal that is being currently processed indicates that a next radio signal that carries the data packet that needs to be processed exists; and

in response to determining that the indication information of the previous signal of the radio signal that is being currently processed indicates that the next radio signal that carries the data packet that needs to be processed exists, determining that the radio signal that is being currently processed carries the data packet that needs to be processed.

20. The method according to claim 19, wherein the acquiring the indication information of the previous signal of the radio signal that is being currently processed comprises:

processing the previous signal of the radio signal that is being currently processed, to acquire the indication information of the previous signal of the radio signal that is being currently processed, and acquiring, by using the indication information of the previous signal of the radio signal that is being currently processed as the input feedback information, the input feedback information that comprises the indication information of the previous signal of the radio signal that is being currently processed.

21. The method according to claim 12, wherein the determining whether a radio signal that is being currently processed carries a data packet that needs to be processed comprises:

determining an antenna that receives the radio signal that is being currently processed;

determining whether the antenna that receives the radio signal that is being currently processed is a preset antenna configured to receive a radio signal that carries the data packet that needs to be processed; and

if it is determined that the antenna that receives the radio signal that is being currently processed is the preset antenna configured to receive the radio signal that carries the data packet that needs to be processed, determining that the radio signal that is being currently processed carries the data packet that needs to be processed.

22. The method according to claim 12, after the determining whether a radio signal that is being currently processed carries a data packet that needs to be processed, further comprising:

in response to determining that the radio signal that is being currently processed carries the data packet that needs to be processed, reducing a gain value of an antenna that receives the radio signal that is being currently processed;

or

in response to determining that the radio signal that is being currently processed does not carry the data packet that needs to be processed, increasing a gain value of an antenna that receives the radio signal that is being currently processed.

23. A terminal comprising:

a processor;

a memory storing a program to be executed in the processor; and

a receiver, wherein the receiver is configured to acquire at least one radio signal received by an antenna of a wireless communications system, and send the acquired radio signal to the processor to perform processing; and

the program comprises instructions for;

determining whether a radio signal that is being currently processed carries a data packet that needs to be processed; and

in response to determining that the radio signal that is being currently processed carries the data packet that needs to be processed, extracting communication information carried in the data packet carried in the radio signal that is being currently processed;

or in response to determining that the radio signal that is being currently processed does not carry the data packet that needs to be processed, collecting energy of the radio signal that is being currently processed.

24. The terminal according to claim 23, wherein the program comprises further instructions to

acquire a signal property of the radio signal that is being currently processed, and

determine, according to the signal property of the radio signal that is being currently processed, whether the radio signal that is being currently processed carries the data packet that needs to be processed.

25. The terminal according to claim 24, wherein the signal property comprises a center frequency of the signal, and the program comprises further instructions to:

acquire the center frequency of the radio signal that is being currently processed, and

perform matching between the center frequency of the radio signal that is being currently processed and a center frequency of an operating channel of the wireless communications system; and

in response to determining that the center frequency of the radio signal that is being currently processed is consistent with the center frequency of the operating channel of the wireless communications system thereof, determine that the radio signal that is being currently processed carries the data packet that needs to be processed.

26. The terminal according to claim 24, wherein the program comprises further instructions to:

parse the radio signal that is being currently processed, and

obtain, according to a parsing result, a signal format of the radio signal that is being currently processed;

determine, according to the signal format of the radio signal that is being currently processed, whether the radio signal that is being currently processed is a radio signal of the wireless communications system thereof; and

in response to determining that it is determined that the radio signal that is being currently processed is a radio signal of the wireless communications system thereof, perform the step of determining whether the radio signal that is being currently processed carries the data packet that needs to be processed.

27. The terminal according to claim 23, wherein the program comprises further instructions to acquire input feedback information, and determine, according to the input feedback information, whether the radio signal that is being currently processed carries the data packet that needs to be processed.

28. The terminal according to claim 27, wherein the input feedback information comprises a moment at which a radio signal that carries the data packet that needs to be processed is input, and the processor is further configured to:

acquire the moment at which the radio signal that carries the data packet that needs to be processed is input, and determine a moment at which the radio signal that is being currently processed is received;

perform matching between the moment at which the radio signal that is being currently processed is received and the moment at which the radio signal that carries the data packet that needs to be processed is input; and

in response to determining that the moment at which the radio signal that is being currently processed is received matches the moment at which the radio signal that carries the data packet that needs to be processed is input, determine that the radio signal that is being currently processed carries the data packet that needs to be processed.

29. The terminal according to claim 28, wherein the program comprises further instructions to:

determine the moment at which the radio signal that carries the data packet that needs to be processed is input, and generate the input feedback information that comprises the moment at which the radio signal that carries the data packet that needs to be processed is input.

30. The terminal according to claim 27, wherein the input feedback information comprises indication information of a previous signal of the radio signal that is being currently processed, and the program further comprises instructions to:

acquire the indication information of the previous signal of the radio signal that is being currently processed, and determine whether the indication information of the previous signal of the radio signal that is being currently processed indicates that a next radio signal that carries the data packet that needs to be processed exists; and

in response to determining that the indication information of the previous signal of the radio signal that is being currently processed indicates that the next radio signal that carries the data packet that needs to be processed exists, determine that the radio signal that is being currently processed carries the data packet that needs to be processed.

31. The terminal according to claim 30, wherein the program comprises further instructions to process the previous signal of the radio signal that is being currently processed, to

acquire the indication information of the previous signal of the radio signal that is being currently processed, and

acquire, by using the indication information of the previous signal of the radio signal that is being currently processed as the input feedback information, the input feedback information that comprises the indication information of the previous signal of the radio signal that is being currently processed.

32. The terminal according to claim 23, wherein the program comprises further instructions to:

determine an antenna that receives the radio signal that is being currently processed, and determine whether the antenna that receives the radio signal that is being currently processed is a preset antenna configured to receive a radio signal that carries the data packet that needs to be processed; and

when it is determined that the antenna that receives the radio signal that is being currently processed is a preset antenna configured to receive a radio signal that carries the data packet that needs to be processed, determine that the radio signal that is being currently processed carries the data packet that needs to be processed.

33. The terminal according to claim 23, wherein the program comprises further instructions to:

in response to determining that the radio signal that is being currently processed carries the data packet that needs to be processed, reduce a gain value of an antenna that receives the radio signal that is being currently processed, or

in response to determining that the radio signal that is being currently processed does not carry the data packet that needs to be processed, increase a gain value of an antenna that receives the radio signal that is being currently processed.