TW201911880A - Earphone and sound channel control method thereof - Google Patents

Abstract

This invention discloses an earphone and a sound channel control method thereof, the sound channel control method includes steps as follows: S1, open the earphone, a first touch module and a second touch module detect whether a first earphone and a second earphone have been worn in ears of a user, respectively, when the first earphone and the second earphone are detected to have been worn in the ears of the user, respectively, perform step S2; S2, obtain three-axis gravity acceleration variation values of a first acceleration sensor module of a control box and a second acceleration sensor module of the first earphone, and then the three-axis gravity acceleration variation values are transmitted to a microprocessor to calculate a tilt angle of the first earphone and a tilt angle of the control box when the first earphone and the second earphone are worn; S3, determine which of the ears of the user the first earphone is worn to, a left ear or a right ear, and which of the ears of the user the second earphone is worn to, the left ear or the right ear according to the tilt angles of the first earphone and the control box when the first earphone and the second earphone are worn, and then, corresponding left sound channel signals and right sound channel signals are transmitted to the first earphone and the second earphone, respectively according to a specific condition of the first earphone and the second earphone being worn.

Description

Headphone and channel control method thereof

The invention relates to an earphone and a control method thereof, in particular to an earphone capable of automatically selecting a corresponding channel signal according to a wearing position and a channel control method thereof.

According to the conventional stereo earphone, it is required to be connected to an audio device, and the audio device outputs a left channel signal and a right channel signal, respectively. The stereo headphone corresponding to the left channel signal and the right channel signal output by the audio device need to be respectively provided with a left channel earphone and a right channel earphone. In order to make the sound of the audio device have a stereo effect, the left channel earphone needs to be worn. Set on the left ear, the right channel earphone is worn on the right ear. In order to distinguish between a left channel earphone and a right channel earphone, one conventional method is to engrave "L" on the left channel earphone and "R" on the right channel earphone.

However, most people do not deliberately distinguish between left-channel headphones and right-channel headphones when using headphones, so that wearing the stereo headphones can not have a better listening effect, if you want to have better listening results. The position of the left and right ear headphones needs to be re-adjusted.

Therefore, it is necessary to provide a user to automatically select a corresponding channel signal according to the wearing position for transmission, without the need to deliberately distinguish the left channel earphone and the right channel earphone and its channel control method, thereby improving The convenience of using stereo headphones.

The purpose of the present invention is to provide a user to automatically select a corresponding channel signal according to the wearing position for transmission after the user wears, without deliberately distinguishing the earphone of the left channel earphone and the right channel earphone and the sound thereof. Channel control method to improve the convenience of stereo headphones.

In order to achieve the above object, the present invention provides a headset electrically connected to an audio device, including a control box, a first earphone, and a second earphone; the control box is electrically connected to the audio device, and the audio device is For transmitting left channel signal and right channel signal to the control box, the control box further includes a microprocessor, a first acceleration scale group and a sound source output controller; the microprocessor processes the audio device to transmit The left channel signal and the right channel signal are electrically connected to the microprocessor for reading the value of the 3-axis G value change amount and then transmitted to the microprocessor to calculate the control box when worn. The sound source output controller is electrically connected to the microprocessor, and the left channel signal and the right channel signal processed by the audio device and processed by the audio device are switched and transmitted by the sound source output controller; The first earphone is electrically connected to 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 further includes a first a touch module and a second acceleration scale group; the first touch module is installed in the first earphone for detecting whether the first earphone is worn into the ear; and the second acceleration scale group is installed in the first In a headphone, the value for reading the amount of change of the 3-axis G value is used, and then transmitted to the microprocessor to calculate the tilt angle when the first earphone is worn; the second earphone is electrically connected to the control box, and receives the output from the sound source. The left earphone signal or the right channel signal transmitted by the controller, the second earphone further includes a second touch module, and the second touch module is installed in the second earphone for detecting Second, whether the earphone is worn inside the ear.

In order to achieve the above object, the present invention provides a channel control method suitable for the above-mentioned earphone, comprising the following steps: S1, opening the earphone, the first touch module and the second touch module detecting whether the user will The first earphone and the second earphone are respectively worn into one ear. When detecting that the user has respectively worn the first earphone and the second earphone into one ear, step S2 is performed; S2, respectively obtaining the control box and the first The value of the 3-axis G value change amount of the first acceleration scale group and the second acceleration scale group of the earphone is then transmitted to the microprocessor to calculate the tilt angle when the first earphone and the control box are worn; S3, according to the first earphone and When the control box is worn, it is determined which one of the left ear or the right ear of the user is worn by the first earphone and the second earphone respectively, and then the corresponding left channel signal and right are respectively output according to the specific wearing situation. The channel signal is to the first earphone and the second earphone.

In summary, the earphone and the channel control method thereof of the present invention determine, by the tilt angle of the first earphone and the control box, which of the first earphone and the second earphone are respectively worn in the left ear or the right ear of the user. One, and then output corresponding left channel signal and right channel signal to the first earphone and the second earphone according to the specific wearing condition of the user, and the user does not need to deliberately distinguish the left channel with respect to the prior art. Headphones and right-channel headphones enhance the convenience of stereo headphones.

In order to explain the technical content, structural features, objectives and effects of the present invention in detail, the following detailed description is given by way of example.

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

Referring to the first figure and the second figure, the control box 10 of the earphone 100 is electrically connected to an audio device (not shown) for transmitting the left channel signal and the right channel signal to the control box 10. . The control box 10 includes a microprocessor 11, a first acceleration scale group 12, an audio source output controller 13, and a wireless receiver module 14. The microprocessor 11 processes the left channel signal and the right channel signal transmitted by the audio device, and the first acceleration scale group 12 is electrically connected to the microprocessor 11 for reading the 3-axis G value variation. The value is then transmitted to the microprocessor 11 to calculate the tilt angle at which 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 processed by the audio device via 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, and a wireless transmitting module (not shown) is disposed on the audio device, and the wireless receiving module 14 and the microprocessor 11 are powered. 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 right channel signal to the micro processing. Device 11.

Referring to the first figure and the second figure, the first earphone 20 is electrically connected to the control box 10, and receives a left channel signal or a right channel signal transmitted from the sound source output controller 13, the first earphone. 20 includes a first touch module 21 and a second acceleration scale group 22. The first touch module 21 is configured to detect whether the first earphone 20 is worn into the ear. The second acceleration scale group 22 is for reading the value of the 3-axis G value change amount and then transmitting it to the microprocessor 11 to calculate the tilt angle when the first earphone 20 is worn. The second earphone 30 is electrically connected to the control box 10 and receives a left channel signal or a right channel signal transmitted from the sound source output controller 13, and includes a second touch module 31. The second touch module 31 is configured to detect whether the second earphone 30 is worn into the ear. In this embodiment, the first touch module 21 and the second touch module 31 are all capacitive touch modules.

Referring to the first and fifth figures, a first cable 40 and a second cable 50 are respectively disposed on the two ends of the control box 10 of the earphone 100 of the present invention. An earphone 20 and the second earphone 30 are electrically connected to the control box 10 through the first cable 40 and the second cable 50, respectively. The first cable 40 or the second cable 50 is fixed to a side of one end of the control box 10 and has a semi-circular fixing portion 60 for the sleeve to be placed on the neck of the user to prevent use. The earphone 100 is detached when in use. In this embodiment, the fixing portion 60 is fixed on the outer side of the second cable 50 adjacent to one end of the control box 10. When the user puts the fixing portion 60 on the neck, the control box 10 will be located at the same time. A headset 20 is worn on the shoulder of the same side of the ear. 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 the first to third figures, the method for controlling the channel of the earphone 100 of the present invention comprises the following steps: S1, the earphone 100 is turned on, and the first touch module 21 and the second touch module 31 detect whether the user is The first earphone 20 and the second earphone 30 are respectively worn into one ear, and when it is detected that the user has worn the first earphone 20 and the second earphone 30 into one ear respectively, S2; S2 is performed, respectively obtaining control The values of the 3-axis G value change amount of the first acceleration scale group 12 and the second acceleration scale group 22 of the cartridge 10 and the first earphone 20 are then transmitted to the microprocessor 11 to calculate when the first earphone 20 and the control box 10 are worn. S3, determining which one of the left ear or the right ear of the user is worn by the first earphone 20 and the second earphone 30 according to the tilt angle when the first earphone 20 and the control box 10 are worn, and then, The corresponding left channel signal and right channel signal are respectively output to the first earphone 20 and the second earphone 30 according to the specific wearing situation.

Referring to the first figure and referring to the fourth figure, the specific process of determining which one of the left ear or the right ear is worn by the first earphone 20 and the second earphone 30 in step S3 is as follows: First, according to the first earphone 20 The tilt angle determines whether the first earphone 20 and the second earphone 30 are respectively worn in the left ear or the right ear. If it is not possible to judge, the control box 10 is used to determine the first earphone 20 and the second earphone 30. Which ear is worn on each ear, if it cannot be judged by using the control box, 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 the first, second, fifth and sixth figures, the X coordinate in the sixth figure represents the angle of the body's main trunk relative to the ground plane. When standing, the angle on the X-axis is 90 degrees; when the user's face is facing down, the angle on the X-axis is 0 degrees; when the user's face is lying up, the angle on the X-axis is 180 degrees; 30 degrees and 60 degrees on the axis respectively indicate different angles of the user's prone position; 120 degrees and 150 degrees respectively indicate the angle at which the user leans back to different degrees. In the sixth diagram, when the Y-axis indicates the test, the inclination angles of the first earphone 20 and the control box 10 when the first earphone 20 and the control box 10 are worn are calculated based on the values of the three-axis G value change amounts of the first acceleration-scale group 12 and the second acceleration-scale group 22. LH and LB respectively indicate that the first earphone 20 is placed in the left ear, and when the second earphone 30 is placed in the right ear, the angle between the main body trunk and the ground plane is between 0 and 180 degrees according to the first acceleration scale group. The values of the three-axis G value change amount of the 12 and second acceleration scale groups 22 respectively calculate the tilt angles of the first earphone 20 and the control box 10 when worn. RH and RB are respectively indicated to place the first earphone 20 in the right ear, and when the second earphone 30 is placed in the left ear, the angle between the main body trunk and the ground plane is between 0 and 180 degrees according to the first acceleration scale. The values of the 3-axis G value change amount of the group 12 and the second acceleration scale group 22 respectively calculate the tilt angles of the first earphone 20 and the control box 10 when worn. In this embodiment, it is determined that the first earphone 20 or the second earphone 30 is respectively worn on which ear the critical values are 63 degrees and 121 degrees respectively (the first earphone 20 and the second earphone 30 are respectively worn to the user one) When the inside of the ear is calculated, the values of the three-axis G value change amount of the first acceleration scale group 12 and the second acceleration scale group 22 are respectively calculated to be greater than 121 degrees when the first earphone 20 and the control box 10 are worn. The first earphone 20 is worn on the left ear, and the second earphone 30 is worn on the right ear. When the inclination angles of the first earphone 20 and the control box 10 are both less than 63 degrees, it is determined that the first earphone 20 is worn on the right ear. 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 that the first earphone 20 and the second earphone 30 are respectively worn by the user's left ear by the inclination angles of the first earphone 20 and the control box 10 when worn. Or which one of the right ear, and then output the corresponding left channel signal and right channel signal to the first earphone 20 and the second earphone 30 according to the specific wearing condition of the user, compared with the prior art, There is no need to deliberately distinguish between left-channel headphones and right-channel headphones, thereby improving the convenience of using stereo headphones.

100‧‧‧ headphones

10‧‧‧Control box

11‧‧‧Microprocessor

12‧‧‧First Accelerated Scale Group

13‧‧‧Source output controller

14‧‧‧Wireless Receiver Module

20‧‧‧ first earphone

21‧‧‧First touch module

22‧‧‧second accelerated scale group

30‧‧‧second earphone

31‧‧‧Second touch module

40‧‧‧First cable

50‧‧‧second cable

60‧‧‧Fixed Department

The first figure is a perspective view of an embodiment of an earphone used in the earphone of the present invention and its channel control method. The second figure is a schematic view showing the configuration of the earphone of the present invention shown in the first figure. The third figure is a schematic flow chart of the earphone and its channel control method of the present invention. The fourth figure is a specific flowchart for determining which of the left ear or the right ear is worn by the first earphone and the second earphone, respectively, in step S3 shown in the third figure. The fifth figure is a schematic diagram of the user wearing the first earphone on the left ear and the second earphone on the right ear. The sixth figure is a data diagram of the test of the earphone and its channel control method of the present invention.

Claims (7)

An earphone, electrically connected to an audio device, comprising: a control box electrically connected to the audio device, the audio device is configured to transmit a left channel signal and a right channel signal to the control box, the control box further The invention comprises a microprocessor for processing the left channel signal and the right channel signal transmitted by the audio device; a first acceleration scale group electrically connected with the microprocessor for reading the value of the 3-axis G value variation And then transmitted to the microprocessor to calculate the tilt angle when the control box is worn; a sound source output controller is electrically connected to the microprocessor, and the left channel signal and the right sound processed by the audio device are processed by the microprocessor. The channel signal is switched and transmitted by the audio source output controller; a first earphone is electrically connected to the control box, and receives a left channel signal or a right channel signal transmitted from the audio source output controller, further comprising: a first The touch module is installed in the first earphone for detecting whether the first earphone is worn into the ear; a second acceleration scale group is installed in the first earphone for reading the 3-axis G The value of the change amount is then transmitted to the microprocessor to calculate the tilt angle when the first earphone is worn; a second earphone is electrically connected to the control box to receive the left channel signal or the right sound transmitted from the sound source output controller. The signal further includes: a second touch module installed in the second earphone for detecting whether the second earphone is worn into the ear. The earphone of the first aspect of the invention, wherein the first touch module and the second touch module are both capacitive touch modules. The earphone of claim 1, wherein the control box further comprises a wireless receiving module, the wireless receiving module is electrically connected to the microprocessor; and the wireless device is provided with a wireless transmitting module. The wireless receiving module 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 right channel signal to the microprocessor. The earphone of claim 1, wherein the first end of the control box and the second earphone are respectively provided with a first cable and a second cable, the first earphone and the first earphone The second earphones are electrically connected to the control box through the first cable and the second cable, respectively. The earphone of claim 4, wherein the first cable is fixed to a fixed portion at an outer side of one end of the control box. The earphone of claim 4, wherein the second cable is fixed to a fixed portion at an outer side of one end of the control box. A channel control method for an earphone as described in claim 1 includes the following steps: S1, opening the earphone, the first touch module and the second touch module detecting whether the user will be the first The earphone and the second earphone are respectively worn into one ear. When detecting that the user has respectively worn the first earphone and the second earphone into one ear, performing step S2; S2, respectively obtaining the control box and the first earphone The values of the 3-axis G value change amount of the first acceleration scale group and the second acceleration scale group are then transmitted to the microprocessor to calculate the tilt angle when the first earphone and the control box are worn; S3, according to the first earphone and the control box The tilt angle when worn determines whether the first earphone and the second earphone are respectively worn by the left ear or the right ear of the user, and then respectively outputs corresponding left channel signals and right channels according to specific wearing conditions. Signal to the first earphone and the second earphone.