CN109391864B - Earphone and sound channel control method thereof - Google Patents

Earphone and sound channel control method thereof Download PDF

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Publication number
CN109391864B
CN109391864B CN201710699486.6A CN201710699486A CN109391864B CN 109391864 B CN109391864 B CN 109391864B CN 201710699486 A CN201710699486 A CN 201710699486A CN 109391864 B CN109391864 B CN 109391864B
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CN
China
Prior art keywords
earphone
control box
worn
channel signal
module
Prior art date
Application number
CN201710699486.6A
Other languages
Chinese (zh)
Other versions
CN109391864A (en
Inventor
李政
Original Assignee
富港电子(昆山)有限公司
正崴精密工业股份有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Priority to CN201710699486.6A priority Critical patent/CN109391864B/en
Publication of CN109391864A publication Critical patent/CN109391864A/en
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Publication of CN109391864B publication Critical patent/CN109391864B/en

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Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00Details of transducers, loudspeakers or microphones
    • H04R1/10Earpieces; Attachments therefor ; Earphones; Monophonic headphones
    • H04R1/1041Mechanical or electronic switches, or control elements
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2420/00Details of connection covered by H04R, not provided for in its groups
    • H04R2420/03Connection circuits to selectively connect loudspeakers or headphones to amplifiers

Abstract

The invention discloses an earphone and a sound channel control method thereof, wherein the sound channel control method comprises the following steps: s1, turning on the earphones, detecting whether the first earphone and the second earphone are respectively worn in one ear by the user through the first touch module and the second touch module, and executing the step S2 when detecting that the first earphone and the second earphone are respectively worn in one ear by the user; s2, respectively obtaining the numerical values of 3-axis G value variation of the first accelerometer module and the second accelerometer module of the control box and the first earphone, and then transmitting the numerical values to the microprocessor to calculate the inclination angle of the first earphone and the control box when the first earphone and the control box are worn; and S3, judging which of the left ear or the right ear the first earphone and the second earphone are respectively worn on according to the inclination angle of the first earphone and the control box when the first earphone and the control box are worn on, and then respectively outputting the corresponding left channel signal and the right channel signal to the first earphone and the second earphone according to the specific wearing condition.

Description

Earphone and sound channel control method thereof

Technical Field

The present invention relates to an earphone and a control method thereof, and more particularly, to an earphone and a channel control method thereof, which can automatically select a corresponding channel signal for transmission according to a wearing position.

Background

When the existing stereo earphone is used, the existing stereo earphone needs to be connected with an audio device, and the audio device respectively outputs a left channel signal and a right channel signal. The stereo earphone is required to be respectively provided with a left channel earphone and a right channel earphone corresponding to a left channel signal and a right channel signal output by the audio equipment, the left channel earphone is required to be worn on the left ear in order to enable the sound of the audio equipment to be heard to have a stereo effect, and the right channel earphone is required to be worn on the right ear. In order to distinguish between a left channel headphone and a right channel headphone, there is a method of inscribing an "L" on the left channel headphone and an "R" on the right channel headphone.

However, most of people cannot distinguish the left channel earphone and the right channel earphone intentionally when using the earphones, so that the stereo earphone cannot have a good listening effect when being worn, and if the stereo earphone needs to have a good listening effect, the wearing positions of the left channel earphone and the right channel earphone need to be adjusted again.

Therefore, it is necessary to provide an earphone and a channel control method thereof, which enable a user to automatically select a corresponding channel signal for transmission according to a wearing position after wearing the earphone, without intentionally distinguishing between a left channel earphone and a right channel earphone, thereby improving convenience in using the stereo earphone.

Disclosure of Invention

The invention aims to provide an earphone and a sound channel control method thereof, aiming at the defects and shortcomings in the prior art, the earphone and the sound channel control method thereof can automatically select corresponding sound channel signals for transmission according to the wearing position after being worn by a user, and do not need to distinguish a left sound channel earphone and a right sound channel earphone intentionally, thereby improving the use convenience of the stereo earphone.

In order to achieve the above object, the present invention provides an earphone electrically connected to an audio device, comprising a control box, a first earphone and a second earphone; the control box is electrically connected with the audio equipment, the audio equipment is used for transmitting a left channel signal and a right channel signal to the control box, and the control box comprises a microprocessor, a first acceleration gauge module and a sound source output controller; the microprocessor processes a left channel signal and a right channel signal transmitted by the audio equipment, and the first acceleration gauge module is electrically connected with the microprocessor and used for reading out the numerical value of the 3-axis G value variation and then transmitting the numerical value to the microprocessor to calculate the inclination angle when the control box is worn; the audio equipment is connected with the microprocessor, and left channel signals and right channel signals which are transmitted by the audio equipment and processed by the microprocessor are switched and transmitted through the audio output controller; the first earphone is electrically connected with the control box and receives a left channel signal or a right channel signal transmitted from the sound source output controller, and the first earphone comprises a first touch module and a second acceleration gauge module; the first touch module is used for detecting whether the first earphone is worn in the ear; the second accelerometer module is used for reading out the numerical value of the 3-axis G value variation and then transmitting the numerical value to the microprocessor to calculate the inclination angle of the first earphone when the first earphone is worn; the second earphone is electrically connected with the control box and receives a left sound channel signal or a right sound channel signal transmitted from the sound source output controller, and the second earphone comprises a second touch module which is used for detecting whether the second earphone is worn in an ear or not.

As a further improvement, the first touch module and the second touch module are both capacitive touch modules.

As a further improvement, the control box further comprises a wireless receiving module, and the wireless receiving module is electrically connected with the microprocessor; the audio equipment is provided with a wireless transmitting module, and the wireless receiving module is used for receiving the left channel signal and the right channel signal sent by the wireless transmitting module and transmitting the received left channel signal and the received right channel signal to the microprocessor.

As a further improvement, a first cable and a second cable are respectively arranged at two ends of the control box opposite to the first earphone and the second earphone, and the first earphone and the second earphone are electrically connected with the control box through the first cable and the second cable respectively.

As a further improvement, a fixing part is fixedly arranged on the outer side of one end of the first cable, which is adjacent to the control box.

In order to achieve the above object, the present invention provides a channel control method suitable for the headphone as described above, comprising the steps of: s1, turning on the earphones, detecting whether the first earphone and the second earphone are respectively worn in one ear by the user through the first touch module and the second touch module, and executing the step S2 when detecting that the first earphone and the second earphone are respectively worn in one ear by the user; s2, respectively obtaining the numerical values of 3-axis G value variation of the first accelerometer module and the second accelerometer module of the control box and the first earphone, and then transmitting the numerical values to the microprocessor to calculate the inclination angle of the first earphone and the control box when the first earphone and the control box are worn; and S3, judging which of the left ear or the right ear the first earphone and the second earphone are respectively worn on according to the inclination angle of the first earphone and the control box when the first earphone and the control box are worn on, and then respectively outputting the corresponding left channel signal and the right channel signal to the first earphone and the second earphone according to the specific wearing condition.

As described above, the earphone and the sound channel control method thereof of the present invention determine which of the left ear or the right ear of the user the first earphone and the second earphone are respectively worn on through the inclination angle of the first earphone and the control box when worn, and then respectively output the corresponding left sound channel signal and the right sound channel signal to the first earphone and the second earphone according to the specific wearing condition of the user.

Drawings

Fig. 1 is a perspective view of an embodiment of a headphone and a channel control method thereof according to the present invention.

Fig. 2 is a schematic view showing the construction of the earphone of the present invention shown in fig. 1.

Fig. 3 is a flow chart of the earphone and the sound channel control method thereof according to the present invention.

fig. 4 is a specific flowchart of the step S3 shown in fig. 3 for determining which of the left ear or the right ear the first earphone and the second earphone are respectively worn on.

Fig. 5 is a schematic diagram illustrating a user wearing a first earphone and a second earphone on the left and right ears to test the earphones.

Fig. 6 is a data diagram of a test performed by the headphone and the channel control method thereof according to the present invention.

The reference numerals in the drawings are explained below.

Earphone 100 control box 10

Microprocessor 11 first accelerometer module 12

Sound source output controller 13 wireless receiving module 14

First earphone 20 first touch module 21

Second accelerometer module 22 and second earphone 30

Second touch module 31 first cable 40

The second cable 50 is fixed to the part 60.

Detailed Description

For the purpose of illustrating the technical content, the constructional features, the achieved objects and the effects of the invention in detail, reference is made to the following detailed description of the embodiments taken in conjunction with the accompanying drawings.

Referring to fig. 1, the earphone 100 of the present invention includes a control box 10, a first earphone 20 and a second earphone 30.

Referring to fig. 1 and 2, the control box 10 of the earphone 100 is electrically connected to an audio device (not shown) for transmitting left and right channel signals to the control box 10. The control box 10 includes a microprocessor 11, a first accelerometer 12, an audio output controller 13 and a wireless receiving module 14. The microprocessor 11 processes the left channel signal and the right channel signal transmitted by the audio equipment, and the first acceleration gauge 12 is electrically connected with the microprocessor 11 and used for reading out the numerical value of the 3-axis G value variation and then transmitting the numerical value to the microprocessor 11 to calculate the inclination angle when the control box 10 is worn. The sound source output controller 13 is electrically connected to the microprocessor 11, and the left channel signal and the right channel signal which are transmitted from the audio device and processed by the microprocessor 11 are switched and transmitted by the sound source output controller 13. In this embodiment, the control box 10 and the audio device are wirelessly transmitted, a wireless transmitting module (not shown) is disposed on the audio device, the wireless receiving module 14 is electrically connected to the microprocessor 11, and the wireless receiving module 14 is configured to receive the left channel signal and the right channel signal sent by the wireless transmitting module, and transmit the received left channel signal and the received right channel signal to the microprocessor 11.

Referring to fig. 1 and fig. 2, the first earphone 20 is electrically connected to the control box 10 and receives the left channel signal or the right channel signal from the audio output controller 13, and the first earphone 20 includes a first touch module 21 and a second accelerometer module 22. The first touch module 21 is used for detecting whether the first earphone 20 is worn in the ear. The second accelerometer module 22 is used to read out the value of the 3-axis G value variation and then transmit the value to the microprocessor 11 to calculate the tilt angle of the first earphone 20 when worn. The second earphone 30 is electrically connected to the control box 10, and receives the left channel signal or the right channel signal from the sound source output controller 13, and the second earphone 30 includes a second touch module 31. The second touch module 31 is used for detecting whether the second earphone 30 is worn in the ear. In the present embodiment, the first touch module 21 and the second touch module 31 are both capacitive touch modules.

Referring to fig. 1 and 5, two ends of the control box 10 of the earphone 100 of the present invention are respectively provided with a first cable 40 and a second cable 50 opposite to the first earphone 20 and the second earphone 30, and the first earphone 20 and the second earphone 30 are respectively electrically connected to the control box 10 through the first cable 40 and the second cable 50. The first cable 40 or the second cable 50 is fixedly provided with a semicircular fixing part 60 at an outer side adjacent to one end of the control box 10, and the fixing part 60 is used for being sleeved on the neck of a user to prevent the earphone 100 from falling off when the user uses the earphone. In this embodiment, the fixing portion 60 is fixed on the outer side of the second cable 50 near one end of the control box 10, and when the user puts the fixing portion 60 around the neck, the control box 10 will be located on the shoulder on the same side as the ear worn by the first earphone 20. For example, when the first earphone 20 is worn on the left ear, the control box 10 is located on the shoulder on the left side of the user.

Referring to fig. 1 to 3, the method for controlling a sound channel of an earphone 100 according to the present invention includes the following steps:

s1, turning on the earphone 100, detecting whether the user wears the first earphone 20 and the second earphone 30 in one ear by the first touch module 21 and the second touch module 31, and executing S2 when detecting that the user wears the first earphone 20 and the second earphone 30 in one ear by the user;

S2, obtaining the values of the 3-axis G value variations of the first accelerometer module 12 and the second accelerometer module 22 of the control box 10 and the first earphone 20, respectively, and then transmitting the values to the microprocessor 11 to calculate the tilt angles of the first earphone 20 and the control box 10 when worn;

S3, determining which of the left ear or the right ear the first earphone 20 and the second earphone 30 is worn on according to the inclination angle of the first earphone 20 and the control box 10, and outputting the corresponding left channel signal and the right channel signal to the first earphone 20 and the second earphone 30 according to the wearing condition.

referring to fig. 4 in conjunction with fig. 1, the specific process of determining which of the left ear or the right ear the first earphone 20 and the second earphone 30 are respectively worn in step S3 includes: first, it is judged which of the left ear or the right ear the first earphone 20 and the second earphone 30 are respectively worn on according to the inclination angle of the first earphone 20, if it cannot be judged, the control box 10 is used for judging to determine which ear the first earphone 20 and the second earphone 30 are respectively worn on, if it cannot be judged still by the control box 10, the current state is maintained, that is, the left channel signal and the right channel signal are respectively output according to the initial setting of the earphone 100.

Referring to fig. 1, 2, 5 and 6, the X coordinate in fig. 6 represents the angle of the main torso of the body relative to the ground plane. When the device is used, the angle on the X axis is 90 degrees; when the face of the user lies down, the angle on the X axis is 0 degree; when the face of the user lies down upwards, the angle on the X axis is 180 degrees; 30 degrees and 60 degrees on the X axis respectively represent the angles of different degrees of the prone position of the user; 120 degrees and 150 degrees represent different degrees of recline of the user, respectively. In fig. 6, the Y-axis represents the inclination angle of the first headphone 20 and the control box 10 when worn, which is calculated from the values of the 3-axis G value variations of the first accelerometer module 12 and the second accelerometer module 22 during the test. LH and LB respectively indicate that when the first earphone 20 is placed in the left ear and the second earphone 30 is placed in the right ear, the inclination angles of the first earphone 20 and the control box 10 when worn are respectively calculated according to the values of the 3-axis G value variation of the first accelerometer set 12 and the second accelerometer set 22 between 0 and 180 degrees with respect to the ground plane of the main trunk of the body. RH and RB represent that the inclination angles of the first earphone 20 and the control box 10 when worn are respectively calculated according to the values of the 3-axis G value variation of the first accelerometer module 12 and the second accelerometer module 22 when the angle of the main trunk of the body with respect to the ground plane is 0 degree to 180 degrees when the first earphone 20 is placed in the right ear and the second earphone 30 is placed in the left ear. In this embodiment, the critical values for determining which ear the first earphone 20 or the second earphone 30 is worn on are 63 degrees and 121 degrees, respectively (when the first earphone 20 and the second earphone 30 are worn in one ear of the user, the inclination angles of the first earphone 20 and the control box 10 when worn are calculated respectively according to the values of the 3-axis G value variation of the first accelerometer module 12 and the second accelerometer module 22 are greater than 121 degrees, it is determined that the first earphone 20 is worn on the left ear and the second earphone 30 is worn on the right ear, and when the inclination angles of the first earphone 20 and the control box 10 when worn are less than 63 degrees, it is determined that the first earphone 20 is worn on the right ear and the second earphone 30 is worn on the left ear).

In summary, the earphone 100 and the channel control method thereof of the present invention determine which of the left ear or the right ear the first earphone 20 and the second earphone 30 is worn on by the first earphone 20 and the control box 10 respectively according to the inclination angle of the first earphone 20 and the control box 10, and then output the corresponding left channel signal and right channel signal to the first earphone 20 and the second earphone 30 respectively according to the specific wearing condition of the user.

Claims (7)

1. The utility model provides an earphone, and an audio equipment electric connection which characterized in that: comprises a control box, a first earphone and a second earphone; the control box is electrically connected with the audio equipment, the audio equipment is used for transmitting a left channel signal and a right channel signal to the control box, and the control box comprises a microprocessor, a first acceleration gauge module and a sound source output controller; the microprocessor processes a left channel signal and a right channel signal transmitted by the audio equipment, and the first acceleration gauge module is electrically connected with the microprocessor and used for reading out the numerical value of the 3-axis G value variation and then transmitting the numerical value to the microprocessor to calculate the inclination angle when the control box is worn; the audio equipment is connected with the microprocessor, and left channel signals and right channel signals which are transmitted by the audio equipment and processed by the microprocessor are switched and transmitted through the audio output controller; the first earphone is electrically connected with the control box and receives a left channel signal or a right channel signal transmitted from the sound source output controller, and the first earphone comprises a first touch module and a second acceleration gauge module; the first touch module is used for detecting whether the first earphone is worn in the ear; the second accelerometer module is used for reading out the numerical value of the 3-axis G value variation and then transmitting the numerical value to the microprocessor to calculate the inclination angle of the first earphone when the first earphone is worn; the second earphone is electrically connected with the control box and receives a left sound channel signal or a right sound channel signal transmitted from the sound source output controller, and the second earphone comprises a second touch module which is used for detecting whether the second earphone is worn in an ear or not; therefore, the first earphone and the second earphone are respectively worn on the left ear or the right ear of the user according to the inclination angle of the first earphone and the control box when the earphones and the control box are worn, and then the sound channel signals are switched and transmitted according to the specific wearing condition.
2. The headset as recited in claim 1, wherein: the first touch module and the second touch module are both capacitive touch modules.
3. The headset as recited in claim 1, wherein: the control box also comprises a wireless receiving module which is electrically connected with the microprocessor; the audio equipment is provided with a wireless transmitting module, and the wireless receiving module is used for receiving the left channel signal and the right channel signal sent by the wireless transmitting module and transmitting the received left channel signal and the received right channel signal to the microprocessor.
4. The headset as recited in claim 1, wherein: the two ends of the control box are respectively provided with a first cable and a second cable relative to the first earphone and the second earphone, and the first earphone and the second earphone are respectively electrically connected with the control box through the first cable and the second cable.
5. The headset as recited in claim 4, wherein: the first cable is fixedly provided with a fixing part at the outer side of one end adjacent to the control box.
6. The headset as recited in claim 4, wherein: the second cable is fixedly provided with a fixing part at the outer side of one end adjacent to the control box.
7. A channel control method applied to the headphone according to claim 1, characterized in that: the method comprises the following steps: s1, turning on the earphones, detecting whether the first earphone and the second earphone are respectively worn in one ear by the user through the first touch module and the second touch module, and executing the step S2 when detecting that the first earphone and the second earphone are respectively worn in one ear by the user; s2, respectively obtaining the numerical values of 3-axis G value variation of the first accelerometer module and the second accelerometer module of the control box and the first earphone, and then transmitting the numerical values to the microprocessor to calculate the inclination angle of the first earphone and the control box when the first earphone and the control box are worn; and S3, judging which of the left ear or the right ear the first earphone and the second earphone are respectively worn on according to the inclination angle of the first earphone and the control box when the first earphone and the control box are worn on, and then respectively outputting the corresponding left channel signal and the right channel signal to the first earphone and the second earphone according to the specific wearing condition.
CN201710699486.6A 2017-08-07 2017-08-07 Earphone and sound channel control method thereof CN109391864B (en)

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CN201710699486.6A CN109391864B (en) 2017-08-07 2017-08-07 Earphone and sound channel control method thereof

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Application Number Priority Date Filing Date Title
CN201710699486.6A CN109391864B (en) 2017-08-07 2017-08-07 Earphone and sound channel control method thereof

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CN109391864A CN109391864A (en) 2019-02-26
CN109391864B true CN109391864B (en) 2019-12-17

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101754082A (en) * 2008-12-09 2010-06-23 北京歌尔泰克科技有限公司 Method and device for switching sound tracks according to horizontal or vertical arrangement of loudspeaker box
CN104202697A (en) * 2014-09-18 2014-12-10 苏州大学 Adaptive automatic left sound track and right sound track switching stereo headphone
CN105959854A (en) * 2016-06-22 2016-09-21 惠州Tcl移动通信有限公司 Method and system for realizing normal output of left sound and right sound based on headset
CN106445457A (en) * 2016-09-29 2017-02-22 宇龙计算机通信科技(深圳)有限公司 Headphone sound channel switching method and device

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9113246B2 (en) * 2012-09-20 2015-08-18 International Business Machines Corporation Automated left-right headphone earpiece identifier

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101754082A (en) * 2008-12-09 2010-06-23 北京歌尔泰克科技有限公司 Method and device for switching sound tracks according to horizontal or vertical arrangement of loudspeaker box
CN104202697A (en) * 2014-09-18 2014-12-10 苏州大学 Adaptive automatic left sound track and right sound track switching stereo headphone
CN105959854A (en) * 2016-06-22 2016-09-21 惠州Tcl移动通信有限公司 Method and system for realizing normal output of left sound and right sound based on headset
CN106445457A (en) * 2016-09-29 2017-02-22 宇龙计算机通信科技(深圳)有限公司 Headphone sound channel switching method and device

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