# US 12,764,461 B2 · Audio processing method and apparatus and electronic device

> Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt

- Number: US 12,764,461 B2
- Document ID: US12764461B2
- Status: Granted
- Kind: B2
- Application number: 18/800,298
- Filed: 2024-08-12
- Published: 2024-12-05
- Granted: 2026-10-13
- Earliest claimed: 2022-02-11
- Assignees: Vivo Mobile Communication Co., Ltd.
- Applicants: Vivo Mobile Communication Co., Ltd.
- Inventors: Yuzhong Zou
- Web page: https://patentgrep.com/patent/US12764461B2

## CPC

- H04R 1/42: Combinations of transducers with fluid-pressure or other non-electrical amplifying means
- A45C 13/001: {Accessories}
- F16M 11/2028: {for rolling, i.e. for creating a landscape-portrait rotation}
- H04R 3/00: Circuits for transducers (arrangements for producing a reverberation or echo sound G10K15/08; amplifiers H03F)
- A45C 2200/15: Articles convertible into a stand, e.g. for displaying purposes
- H04R 2430/01: Aspects of volume control, not necessarily automatic, in sound systems
- H04R: LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS (producing sounds with frequency not determined by supply frequency G10K)
- A45C: PURSES; LUGGAGE; HAND CARRIED BAGS
- F16M: FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS

## Abstract

This application discloses an audio processing method and apparatus and an electronic device. The electronic device includes a device body and a decorative ring assembly. The device body is provided with a first opening, and the decorative ring assembly is assembled onto the device body. The decorative ring assembly includes a cover plate and an expandable connection component. The cover plate corresponds to a sound module of the device body, the expandable connection component has a cavity, a first end of the expandable connection component is connected to the cover plate, a second end of the expandable connection component is connected to the sound module, and the cavity communicates with an acoustic chamber of the sound module. The cover plate is able to rotate relative to the device body, and a volume of the cavity corresponds to a rotation angle of the cover plate.

## Claims

### Claim 1

An electronic device, comprising a device body and a decorative ring assembly, wherein the device body is provided with a first opening, and the decorative ring assembly is assembled onto the device body through the first opening; and
the decorative ring assembly comprises a cover plate and an expandable connection component, wherein the cover plate corresponds to a sound module of the device body, the expandable connection component has a cavity, a first end of the expandable connection component is connected to the cover plate, a second end of the expandable connection component is connected to the sound module, and the cavity communicates with an acoustic chamber of the sound module; wherein
the cover plate is able to rotate relative to the device body, and a volume of the cavity corresponds to a rotation angle of the cover plate;
wherein the cover plate comprises a first cover plate and a second cover plate, the first cover plate corresponds to a rear camera of the device body, and the second cover plate corresponds to the sound module; and
the first end of the expandable connection component is connected to the second cover plate; wherein
the second cover plate is able to rotate relative to the device body, and the volume of the cavity corresponds to a rotation angle of the second cover plate.

### Claim 2 (depends on 1)

The electronic device according to claim 1, wherein during rotation of the second cover plate, the second cover plate is able to switch between a closed state and an open state; and
a volume of the cavity in the closed state is smaller than a volume of the cavity in the open state.

### Claim 3 (depends on 2)

The electronic device according to claim 2, wherein the expandable connection component comprises a first connecting end face connected to the second cover plate and a second connecting end face connected to the sound module; wherein
a cross-sectional area of the first connecting end face is larger than a cross-sectional area of the second connecting end face.

### Claim 4 (depends on 3)

The electronic device according to claim 3, wherein an expandable body of the expandable connection component is arranged in a tubular shape, and the first connecting end face is hermetically connected to the second cover plate by a sealant.

### Claim 5 (depends on 1)

The electronic device according to claim 1, wherein the decorative ring assembly further comprises a decorative ring bracket, the decorative ring bracket is assembled onto the device body through the first opening, and the first cover plate is fixedly connected to the decorative ring bracket and the second cover plate is rotatably connected to the decorative ring bracket.

### Claim 6

An audio processing method, applied to an electronic device, wherein the electronic device comprises a device body and a decorative ring assembly, wherein the device body is provided with a first opening, and the decorative ring assembly is assembled onto the device body through the first opening; and
the decorative ring assembly comprises a cover plate and an expandable connection component, wherein the cover plate corresponds to a sound module of the device body, the expandable connection component has a cavity, a first end of the expandable connection component is connected to the cover plate, a second end of the expandable connection component is connected to the sound module, and the cavity communicates with an acoustic chamber of the sound module; wherein
the cover plate is able to rotate relative to the device body, and a volume of the cavity corresponds to a rotation angle of the cover plate; wherein the cover plate comprises a first cover plate and a second cover plate, the first cover plate corresponds to a rear camera of the device body, and the second cover plate corresponds to the sound module; and
the first end of the expandable connection component is connected to the second cover plate; wherein
the second cover plate is able to rotate relative to the device body, and the volume of the cavity corresponds to a rotation angle of the second cover plate, wherein, and the method comprises:
obtaining position information of the cover plate relative to the device body; and
adjusting an audio parameter of the sound module in a case that the position information indicates that the cover plate is in an open state.

### Claim 7 (depends on 6)

The method according to claim 6, wherein the audio parameter is audio output power, and the adjusting an audio parameter of the sound module comprises:
reducing the audio output power of the sound module.

### Claim 8 (depends on 6)

The method according to claim 6, wherein during rotation of the second cover plate, the second cover plate is able to switch between a closed state and an open state; and
a volume of the cavity in the closed state is smaller than a volume of the cavity in the open state.

### Claim 9 (depends on 8)

The method according to claim 8, wherein the expandable connection component comprises a first connecting end face connected to the second cover plate and a second connecting end face connected to the sound module; wherein
a cross-sectional area of the first connecting end face is larger than a cross-sectional area of the second connecting end face.

### Claim 10 (depends on 9)

The method according to claim 9, wherein an expandable body of the expandable connection component is arranged in a tubular shape, and the first connecting end face is hermetically connected to the second cover plate by a sealant.

### Claim 11 (depends on 6)

The method according to claim 6, wherein the decorative ring assembly further comprises a decorative ring bracket, the decorative ring bracket is assembled onto the device body through the first opening, and the first cover plate is fixedly connected to the decorative ring bracket and the second cover plate is rotatably connected to the decorative ring bracket.

### Claim 12 (depends on 7)

An electronic device, comprising a processor and a memory, wherein the memory stores a program or instructions capable of running on the processor, wherein the program or instructions, when executed by the processor, cause the electronic device to perform the steps of the audio processing method according to claim 7.

### Claim 13 (depends on 12)

The electronic device according to claim 12, wherein the audio parameter is audio output power, and when adjusting an audio parameter of the sound module, the program or instructions, when executed by the processor, cause the electronic device to perform:
reducing the audio output power of the sound module.

### Claim 14 (depends on 6)

A non-transitory readable storage medium, wherein the non-transitory readable storage medium stores a program or instructions, and when the program or instructions are executed by a processor, the steps of the audio processing method according to claim 6 are implemented.

### Claim 15 (depends on 14)

The non-transitory readable storage medium according to claim 14, wherein the audio parameter is audio output power, and when adjusting an audio parameter of the sound module, the program or instructions, when executed by the processor, cause the processor to perform:
reducing the audio output power of the sound module.

### Claim 16 (depends on 6)

A computer program product, wherein the program product is stored in a non-volatile storage medium, and the program product is executed by at least one processor to implement the steps of the audio processing method according to claim 6.

### Claim 17 (depends on 16)

The computer program product according to claim 16, wherein the audio parameter is audio output power, and when adjusting an audio parameter of the sound module, the program or instructions, when executed by the processor, cause the processor to perform:
reducing the audio output power of the sound module.

### Claim 18 (depends on 6)

A chip, wherein the chip comprises a processor and a communication interface, the communication interface is coupled to the processor, and the processor is configured to run a program or instructions to implement the steps of the audio processing method according to claim 6.

### Claim 19 (depends on 18)

The chip according to claim 18, wherein the audio parameter is audio output power, and when adjusting an audio parameter of the sound module, the program or instructions, when executed by the processor, cause the processor to perform:
reducing the audio output power of the sound module.