IP Library Granted Patent US 11,177,568
Granted Patent B2
US 11,177,568 · App. 16/498,858 · Granted Nov 16, 2021

Antenna resource scheduling method and device

Inventors: Xiaoyi Wang (Shanghai, CN); Enliang Xiong (Shanghai, CN); Jintao Wang (Shanghai, CN); Jia Xu (Shanghai, CN); Qiuliang Xu (Shanghai, CN)
Assignee: HUAWEI TECHNOLOGIES CO., LTD.
H01Q5/335H04B1/04H04L5/14
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Quick Facts
Patent No.
US 11,177,568
App. No.
16/498,858
Granted
Nov 16, 2021
Kind
B2
Abstract

An antenna resource scheduling method and device for improving radiation efficiency of an antenna in a sideband area of an operating band by obtaining an operating frequency of an antenna, where the operating frequency is a frequency currently used by the device during communication; determining an operating band based on the operating frequency, where the operating band is a band to which the operating frequency belongs; determining a target impedance parameter based on the operating band and the operating frequency; and adjusting an impedance parameter of an impedance circuit to the target impedance parameter.

Claims (34)

1. A method, applied to a device, wherein the device comprises an antenna and an impedance circuit of the antenna, and the method comprises:

obtaining, by the device, an operating frequency of the antenna, wherein the operating frequency is a frequency currently used by the device during communication;

determining, by the device, an operating band based on the operating frequency, wherein the operating band is a band to which the operating frequency belongs;

determining, by the device, a target impedance parameter based on the operating band and the operating frequency; and

adjusting, by the device, an impedance parameter of the impedance circuit to the target impedance parameter,

wherein the step of determining a target impedance parameter based on the operating band and the operating frequency is specifically:

determining, by the device, that the target impedance parameter is a first impedance parameter when the operating frequency is greater than a preset frequency in the operating band; or

determining, by the device, that the target impedance parameter is a second impedance parameter when the operating frequency is less than a preset frequency in the operating band; or

determining, by the device, that the target impedance parameter is a first impedance parameter or a second impedance parameter when the operating frequency is equal to a preset frequency in the operating band,

wherein the step of determining a target impedance parameter based on the operating band and the operating frequency is specifically;

determining, by the device based on the operating frequency and a plurality of preset ranges in the operating band, a target range to which the operating frequency belongs, wherein the target range is a preset range to which the operating frequency belongs; and

determining, by the device, the target impedance parameter based on the target range and a mapping relationship, wherein the mapping relationship comprises a correspondence between the plurality of preset ranges and impedance parameters.

2. The method according to claim 1 , wherein the operating band is a band corresponding to frequency division duplex (FDD).

3. A device, comprising an antenna, an impedance circuit of the antenna, a processor, a memory, wherein the memory is configured to store an instruction; and the processor is configured to invoke the instruction stored in the memory, to enable the device to:

obtain an operating frequency of the antenna, wherein the operating frequency is a frequency currently used by the device during communication;

determine an operating band based on the operating frequency, wherein the operating band is a band to which the operating frequency belongs;

determine a target impedance parameter based on the operating band and the operating frequency; and

adjust an impedance parameter of the impedance circuit to the target impedance parameter,

wherein a first impedance parameter is determined as the target impedance parameter when the operating frequency is greater than a preset frequency in the operating band;

a second impedance parameter is determined as the target impedance parameter when the operating frequency is less than a preset frequency in the operating band; and

the first impedance parameter or the second impedance parameter is determined as the target impedance parameter when the operating frequency is equal to a preset frequency in the operating band.

4. The device according to claim 3 , wherein a target range to which the operating frequency belongs is determined, based on the operating frequency and a plurality of preset ranges in the operating band, wherein the target range is a preset range to which the operating frequency belongs; and

the target impedance parameter is determined based on the target range and a mapping relationship, wherein the mapping relationship comprises a correspondence between the plurality of preset ranges and impedance parameters.

5. A non-transitory computer readable storage medium, comprising an instruction, wherein when the instruction runs on a device and the device comprises an antenna and an impedance circuit of the antenna, the device is enabled to:

obtain an operating frequency of the antenna, wherein the operating frequency is a frequency currently used by the device during communication;

determine an operating band based on the operating frequency, wherein the operating band is a band to which the operating frequency belongs;

determine a target impedance parameter based on the operating band and the operating frequency; and

adjust an impedance parameter of the impedance circuit to the target impedance parameter,

wherein a first impedance parameter is determined as the target impedance parameter when the operating frequency is greater than a preset frequency in the operating band;

a second impedance parameter is determined as the target impedance parameter when the operating frequency is less than a preset frequency in the operating band; and

the first impedance parameter or the second impedance parameter is determined as the target impedance parameter when the operating frequency is equal to a preset frequency in the operating band.

6. The non-transitory computer readable storage medium according to claim 5 , wherein a target range to which the operating frequency belongs is determined, based on the operating frequency and a plurality of preset ranges in the operating band, wherein the target range is a preset range to which the operating frequency belongs; and

the target impedance parameter is determined based on the target range and a mapping relationship, wherein the mapping relationship comprises a correspondence between the plurality of preset ranges and impedance parameters.

7. The non-transitory computer readable storage medium according to claim 5 , the operating band is a band corresponding to frequency division duplex (FDD).

Assignments (2)
NUNC PRO TUNC ASSIGNMENT Recorded Feb 5, 2026
From: HUAWEI TECHNOLOGIES CO., LTD.
To: NOKIA TECHNOLOGIES OY
Reel/Frame 074707/0221 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jul 27, 2020
From: WANG, XIAOYI; XIONG, ENLIANG; WANG, JINTAO; XU, JIA; XU, QIULIANG
To: HUAWEI TECHNOLOGIES CO., LTD.
Reel/Frame 053317/0347 →
Priority Claims (1)
CN 201710214412.9 · Apr 1, 2017 · national
Continuity (1)
Related Publication 20200052400A1 · Feb 13, 2020