IP Library Granted Patent US 12676694
Granted Patent B2
US 12676694 · App. 18/562,877 · Granted Jul 7, 2026

Interference signal sending method and apparatus, electronic device, and computer-readable storage medium

Inventors: Bin Li (Shenzhen, CN); Weiwei Liu (Shenzhen, CN)
Assignee: ZTE CORPORATION
H04K3/43H04K3/41H04K3/42H04K3/84
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Quick Facts
Patent No.
US 12676694
App. No.
18/562,877
Filed
Nov 21, 2023
Granted
Jul 7, 2026
Kind
B2
Examiner
LEE, JOHN J
Art Unit
2649
USPC
455/1
Abstract

The present application provides a method for sending an interference signal, an apparatus for sending an interference signal, an electronic device, and a computer-readable storage medium, the method for sending the interference signal includes: acquiring a power intensity, to be received, of a target signal correctly demodulated in a wireless communication system, the target signal being a signal to be demodulated by a terminal to access the wireless communication system; determining a parameter for sending the interference signal according to the power intensity, to be received, of the target signal correctly demodulated; and sending the interference signal based on the parameter for sending the interference signal, so that the terminal in a target area is unable to correctly demodulate the target signal.

Claims (42)

1 . A method for sending an interference signal, comprising:

acquiring a power intensity, to be received, of a target signal correctly demodulated in a wireless communication system, the target signal being a signal to be demodulated by a terminal to access the wireless communication system;

determining a parameter for sending the interference signal according to the power intensity, to be received, of the target signal correctly demodulated; and

sending the interference signal based on the parameter for sending the interference signal, so that the terminal in a target area is unable to correctly demodulate the target signal,

wherein the parameter of the interference signal to be sent comprises a power of the interference signal to be sent and at least one of followings: a frequency domain bandwidth, a total number of interference signals, a frequency domain location, or a time domain location,

wherein the determining a parameter for sending the interference signal according to the power intensity, to be received, of the target signal correctly demodulated comprises:

determining the power of the interference signal to be sent, the frequency domain bandwidth of the interference signal, and the number of interference signals according to the power intensity, to be received, of the target signal correctly demodulated under a constraint of a constraint condition,

wherein the constraint condition is that a difference between a minimum signal-to-noise ratio of the target signal that is to be correctly demodulated by the terminal in the target area and a signal-to-noise ratio of the target signal to be actually received is greater than or equal to a preset threshold, and the signal-to-noise ratio of the target signal to be actually received is calculated according to the power intensity, to be received, of the target signal correctly demodulated.

2 . The method of claim 1 , further comprising:

before the determining a parameter for sending the interference signal according to the power intensity, to be received, of the target signal correctly demodulated, acquiring a frequency domain location occupied by the target signal correctly demodulated;

wherein the determining a parameter for sending the interference signal according to the power intensity, to be received, of the target signal correctly demodulated comprises:

determining the parameter for sending the interference signal according to the power intensity, to be received, of the target signal correctly demodulated and the frequency domain location occupied by the target signal correctly demodulated.

3 . The method of claim 2 , further comprising:

before the determining the parameter for sending the interference signal according to the power intensity, to be received, of the target signal correctly demodulated and the frequency domain location occupied by the target signal correctly demodulated, acquiring a time domain location occupied by the target signal correctly demodulated;

wherein the determining the parameter for sending the interference signal according to the power intensity, to be received, of the target signal correctly demodulated and the frequency domain location occupied by the target signal correctly demodulated comprises:

determining the parameter for sending the interference signal according to the power intensity, to be received, of the target signal correctly demodulated, the frequency domain location and the time domain location occupied by the target signal correctly demodulated.

4 . The method of claim 1 , wherein the frequency domain location of the interference signal comprises: a part or all of frequency domain locations occupied by the target signal correctly demodulated.

5 . The method of claim 1 , wherein the time domain location of the interference signal comprises:

the time domain location occupied by the target signal correctly demodulated; or

all time domain locations of the wireless communication system; or

the time domain location occupied by the target signal correctly demodulated, and a time domain location calculated according to the time domain location occupied by the target signal correctly demodulated and a period of sending the target signal.

6 . The method of claim 1 , wherein the interference signal is a fixed sequence or a randomly generated sequence.

7 . The method of claim 1 , wherein the target area is in a cabin of an aircraft.

8 . The method of claim 7 , wherein the sending the interference signal based on the parameter for sending the interference signal comprises:

sending the interference signal through a second antenna disposed in the cabin of the aircraft based on the parameter for sending the interference signal.

9 . An electronic device, comprising:

at least one processor; and

a memory having at least one computer program stored thereon, the at least one computer program, executed by the at least one processor, causes the at least one processor to implement the method of claim 1 .

10 . A non-transitory computer-readable storage medium having a computer program stored thereon, the computer program, executed by a processor, causes the processor to implement the method of claim 1 .

11 . An apparatus for sending an interference signal, comprising:

an acquisition module configured to acquire a power intensity, to be received, of a target signal correctly demodulated in a wireless communication system, the target signal being a signal to be demodulated by a terminal to access the wireless communication system;

a determination module configured to determine a parameter for sending the interference signal according to the power intensity, to be received, of the target signal correctly demodulated; and

a sending module configured to send the interference signal based on the parameter for sending the interference signal, so that the terminal in a target area is unable to correctly demodulate the target signal,

wherein the parameter of the interference signal to be sent comprises a power of the interference signal to be sent and at least one of followings: a frequency domain bandwidth, a total number of interference signals, a frequency domain location, or a time domain location,

the determination module is configured to determine the power of the interference signal to be sent, the frequency domain bandwidth of the interference signal, and the number of interference signals according to the power intensity, to be received, of the target signal correctly demodulated under a constraint of a constraint condition,

wherein the constraint condition is that a difference between a minimum signal-to-noise ratio of the target signal that is to be correctly demodulated by the terminal in the target area and a signal-to-noise ratio of the target signal to be actually received is greater than or equal to a preset threshold, and the signal-to-noise ratio of the target signal to be actually received is calculated according to the power intensity, to be received, of the target signal correctly demodulated.

12 . A method for sending an interference signal, comprising:

acquiring a power intensity, to be received, of a target signal correctly demodulated in a wireless communication system, the target signal being a signal to be demodulated by a terminal to access the wireless communication system;

acquiring a frequency domain location occupied by the target signal correctly demodulated;

acquiring a time domain location occupied by the target signal correctly demodulated;

determining a parameter for sending the interference signal according to the power intensity, to be received, of the target signal correctly demodulated, the frequency domain location and the time domain location occupied by the target signal correctly demodulated; and

sending the interference signal based on the parameter for sending the interference signal, so that the terminal in a target area is unable to correctly demodulate the target signal.