US 12,604,304 B2Granted

Beam control method and apparatus for intelligent surface device and electronic device

AssigneeVivo Mobile Communication Co., Ltd.

InventorsKun Yang, Dajie Jiang

Life of this patent

Estimating the term…

Loading patent…

Abstract

A beam control method for the intelligent surface device includes obtaining, by a network side device, first channel information of an active unit of the intelligent surface device, where the first channel information is channel information between the network side device and the active unit; obtaining second channel information of the active unit, where the second channel information is channel information between a terminal and the active unit; and determining control information of a unit array of the intelligent surface device based on the first channel information and the second channel information, where the unit array includes the active unit and a passive unit of the intelligent surface device.

Claims12

Dependent claims

A beam control method for an intelligent surface device, comprising:

obtaining, by a network side device, first channel information of an active unit of the intelligent surface device, wherein the first channel information is channel information between the network side device and the active unit;
obtaining, by the network side device, second channel information of the active unit of the intelligent surface device, wherein the second channel information is channel information between a terminal and the active unit;
and
determining, by the network side device, control information of a unit array of the intelligent surface device based on the first channel information and the second channel information, wherein the unit array comprises the active unit and a passive unit of the intelligent surface device;
wherein the determining the control information of the unit array of the intelligent surface device based on the first channel information and the second channel information comprises:
obtaining third channel information and fourth channel information of the passive unit of the intelligent surface device by using an interpolation algorithm based on the first channel information and the second channel information, wherein the third channel information is channel information between the network side device and the passive unit, and the fourth channel information is channel information between the terminal and the passive unit;
and
obtaining the control information of the unit array of the intelligent surface device based on the third channel information and the fourth channel information;
wherein after the determining the control information of the unit array of the intelligent surface device, the method further comprises:
sending the control information of the unit array to the intelligent surface device, wherein the control information comprises:
an operating status of each passive unit of the intelligent surface device.

8 more elements

A beam control method for an intelligent surface device, comprising:

performing, by the intelligent surface device, channel measurement by using an active unit and a network side device, wherein the channel measurement of the active unit and the network side device is for obtaining first channel information of the active unit, and the first channel information is channel information between the network side device and the active unit;
performing, by the intelligent surface device, channel measurement by using the active unit and a terminal, wherein the channel measurement of the active unit and the terminal is for obtaining second channel information, and the second channel information is channel information between the terminal and the active unit;
and
obtaining, by the intelligent surface device, control information of a unit array, wherein the control information is obtained based on the first channel information and the second channel information, and the unit array comprises the active unit and a passive unit of the intelligent surface device;
wherein the method further comprises:
reporting the first channel information and/or the second channel information to the network side device;
wherein the obtaining the control information of the unit array comprises:
receiving the control information of the unit array that is sent by the network side device;
wherein the obtaining the control information of the unit array comprises:
obtaining third channel information and fourth channel information of the passive unit of the intelligent surface device by using an interpolation algorithm based on the first channel information and the second channel information;
and
obtaining the control information of the unit array of the intelligent surface device based on the third channel information and the fourth channel information, wherein the control information comprises:
an operating status of each passive unit of the intelligent surface device.

10 more elements

Dependencies are inferred from the claim text.

Facts

Application: 18/387,236Filed 6 Nov 2023 · continuation
Priority: CN 202110497334.47 May 2021
Published: US 2024/0073882 A129 Feb 2024
Granted: 14 Apr 2026
Term ends: Not estimatedThe source records don’t support an estimate.

Classification10 codes

H04B 7/04013
Using two or more spaced independent antennas: intelligent reflective surfaces
H04W 72/046
Based on the type of the allocated resource: the resource being in the space domain, e.g. beams
H01Q 3/46
Varying the electric or magnetic characteristics of reflecting, refracting, or diffracting devices associated with the radiating element: active…
H04B 7/0626
Feedback content: channel coefficients, e.g. channel state information [CSI]

Family

PCT/CN2022/091230Parent of this continuation · filed 6 May 2022
US 2024/0073882 A1Pre-grant publication · published 29 Feb 2024
US 12,604,304 B2This patent

From the US filing history. Foreign family members aren’t listed.

Timeline

Citations

Open elsewhere

Building an agent or pulling many patents? Use the API or MCP server instead of scraping pages. Get an API key