# US 2026/0089445 A1 · Method, device for matching left and right channels of earphones, clip-on earphones and storage medium

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- Number: US 2026/0089445 A1
- Document ID: US20260089445A1
- Status: Published application
- Kind: A1
- Application number: 19/404,628
- Filed: 2025-12-01
- Published: 2026-03-26
- Earliest claimed: 2024-03-28
- Assignees: Goertek Inc.
- Applicants: Goertek Inc.
- Inventors: Haiyong WANG; Bin JIANG
- Web page: https://patentgrep.com/patent/US20260089445A1

## CPC

- H04R 5/02: Spatial or constructional arrangements of loudspeakers
- G06F 3/16: Sound input; Sound output (speech processing G10L)
- H04R 1/10: Earpieces; Attachments therefor {; Earphones; Monophonic headphones (H04R1/28 takes precedence; stereophonic headphones H04R5/033)}
- H04R 1/1008: {Earpieces of the supra-aural or circum-aural type}
- H04R 1/1016: {Earpieces of the intra-aural type}
- H04R 1/1041: {Mechanical or electronic switches, or control elements (switches in general H01H)}
- H04R 3/00: Circuits for transducers (arrangements for producing a reverberation or echo sound G10K15/08; amplifiers H03F)
- H04R 5/033: Headphones for stereophonic communication {(details thereof, e.g. relating to batteries, cables or control elements H04R1/10)}
- H04R 5/0335: {Earpiece support, e.g. headbands or neckrests (for monophonic headphones H04R1/105)}
- H04R 5/04: Circuit arrangements, {e.g. for selective connection of amplifier inputs/outputs to loudspeakers, for loudspeaker detection, or for adaptation of settings to personal preferences or hearing impairments (combinations of amplifiers H03F3/68; stereophonic systems H04S)}
- H04R 2205/022: Plurality of transducers corresponding to a plurality of sound channels in each earpiece of headphones or in a single enclosure
- 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)
- G06F: ELECTRIC DIGITAL DATA PROCESSING (computer systems based on specific computational models G06N)

## Abstract

A method and a device for matching left and right channels of an earphones, a clip-on earphones, and a storage medium. The method includes: obtaining, in response to detecting that the clip-on earphone is worn, three-axis acceleration information detected by the three-axis acceleration sensor; determining corresponding wearing positions of the first earphone and the second earphone according to the three-axis acceleration information; and adjusting, based on the corresponding wearing positions of the first earphone and the second earphone, left and right channels of a speaker of the clip-on earphone so that the left channel corresponds to the earphone in a left ear wearing position, and a right channel corresponds to the earphone in a right ear wearing position.

## Claims

### Claim 1

A method for matching left and right channels of earphones, applied to a clip-on earphone, wherein a first earphone and a second earphone of the clip-on earphone are each provided with a three-axis acceleration sensor, the method comprising:
obtaining, in response to detecting that the clip-on earphone is worn, three-axis acceleration information detected by the three-axis acceleration sensor;
determining corresponding wearing positions of the first earphone and the second earphone according to the three-axis acceleration information; and
adjusting, based on the corresponding wearing positions of the first earphone and the second earphone, left and right channels of a speaker of the clip-on earphone so that the left channel corresponds to the earphone in a left ear wearing position, and a right channel corresponds to the earphone in a right ear wearing position.

### Claim 2 (depends on 1)

The method according to claim 1, wherein the determining corresponding wearing positions of the first earphone and the second earphone according to the three-axis acceleration information comprises:
determining a component direction of the three-axis acceleration information in a vertical direction; and
determining the corresponding wearing positions of the first earphone and the second earphone according to the component direction.

### Claim 3 (depends on 2)

The method according to claim 2, wherein the determining the corresponding wearing positions of the first earphone and the second earphone according to the component direction comprises:
determining wearing posture information corresponding to the first earphone and the second earphone according to the component direction; and
determining the corresponding wearing positions of the first earphone and the second earphone according to the wearing posture information.

### Claim 4 (depends on 3)

The method according to claim 3, wherein the determining the corresponding wearing posture information of the first earphone and the second earphone according to the component direction comprises:
in response to that a component direction corresponding to three-axis acceleration information of the first earphone is a positive direction of a Z axis, determining that wearing posture information corresponding to the first earphone is a first posture;
in response to that a component direction corresponding to three-axis acceleration information of the first earphone is a negative direction of the Z axis, determining that wearing posture information corresponding to the first earphone is a second posture;
in response to that a component direction corresponding to three-axis acceleration information of the second earphone is the positive direction of the Z axis, determining that wearing posture information corresponding to the second earphone is the first posture; and
in response to that a component direction corresponding to three-axis acceleration information of the second earphone is the negative direction of the Z axis, determining that wearing posture information corresponding to the second earphone is the second posture.

### Claim 5 (depends on 4)

The method according to claim 4, wherein the determining the corresponding wearing positions of the first earphone and the second earphone according to the wearing posture information comprises:
in response to that the wearing posture information corresponding to the first earphone is the first posture, determining that a wearing position corresponding to the first earphone is a left ear wearing position;
in response to that the wearing posture information corresponding to the first earphone is the second posture, determining that the wearing position corresponding to the first earphone is a right ear wearing position;
in response to that the wearing posture information corresponding to the second earphone is the first posture, determining that the wearing position corresponding to the second earphone is the left ear wearing position; and
in response to that the wearing posture information corresponding to the second earphone is the second posture, determining that the wearing position corresponding to the second earphone is the right ear wearing position.

### Claim 6 (depends on 3)

The method according to claim 3, wherein the determining the corresponding wearing posture information of the first earphone and the second earphone according to the component direction comprises:
in response to that a component direction corresponding to three-axis acceleration information of the first earphone is a positive direction of a Z axis and a component value in the positive direction of the Z axis matches a gravity acceleration value, determining that wearing posture information corresponding to the first earphone is a first posture;
in response to that a component direction corresponding to three-axis acceleration information of the first earphone is a negative direction of the Z axis and a component value in a negative direction of the Z axis matches the gravity acceleration value, determining that wearing posture information corresponding to the first earphone is a second posture;
in response to that a component direction corresponding to three-axis acceleration information of the second earphone is the positive direction of the Z axis and a component value in the positive direction of the Z axis matches the gravity acceleration value, determining that wearing posture information corresponding to the second earphone is the first posture; and
in response to that a component direction corresponding to three-axis acceleration information of the second earphone is the negative direction of the Z axis and a component value in the negative direction of the Z axis matches the gravity acceleration value, determining that wearing posture information corresponding to the second earphone is the second posture.

### Claim 7 (depends on 1)

The method according to claim 1, wherein the first earphone and the second earphone are each further provided with a capacitive touch sensor, and the method further comprises:
obtaining capacitance sensing information detected by the capacitive touch sensor; and
determining whether the clip-on earphone is worn according to the capacitance sensing information.

### Claim 8

A device for matching left and right channels of earphones, applied to a clip-on earphone, wherein a first earphone and a second earphone of the clip-on earphone are each provided with a three-axis acceleration sensor, the device comprising:
an acquisition module configured to obtain, in response to detecting that the clip-on earphone is worn, three-axis acceleration information detected by the three-axis acceleration sensor;
a determination module configured to determine corresponding wearing positions of the first earphone and the second earphone according to the three-axis acceleration information; and
an adjustment module configured to, based on the corresponding wearing positions of the first earphone and the second earphone, left and right channels of a speaker of the clip-on earphone so that the left channel corresponds to the earphone in a left ear wearing position, and a right channel corresponds to the earphone in a right ear wearing position.

### Claim 9 (depends on 1)

A clip-on earphone, comprising:
a memory, a processor, a behind-the-ear compartment, a speaker compartment, and a connecting bridge connecting the behind-the-ear compartment and the speaker compartment, wherein:
the speaker compartment is provided with an acoustic module comprising a speaker, and the behind-the-ear compartment is provided with a power supply module and an acceleration sensor;
the power supply module is configured to provide power to the clip-on earphone;
the acceleration sensor is configured to detect three-axis acceleration information of the clip-on earphone;
the memory is configured to store a program for matching left and right channels of earphones; and
the processor is configured to execute the program for matching left and right channels of earphones, and when executing the program for matching left and right channels of earphones, implement the method for matching left and right channels of earphones according to claim 1.

### Claim 10 (depends on 1)

A non-transitory computer-readable storage medium, on which a program for implementing a method for matching left and right channels of earphones is stored, wherein when the program for implementing the method for matching left and right channels of earphones is executed by a processor, the method for matching left and right channels of earphones according to claim 1 is implemented.