CN104202697A - Adaptive automatic left sound track and right sound track switching stereo headphone - Google Patents

Adaptive automatic left sound track and right sound track switching stereo headphone Download PDF

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Publication number
CN104202697A
CN104202697A CN201410477856.8A CN201410477856A CN104202697A CN 104202697 A CN104202697 A CN 104202697A CN 201410477856 A CN201410477856 A CN 201410477856A CN 104202697 A CN104202697 A CN 104202697A
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China
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earphone
signal lead
wire
signal
electronic switch
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CN201410477856.8A
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Chinese (zh)
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CN104202697B (en
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王辉
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苏州大学
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Abstract

The invention discloses an adaptive automatic left sound track and right sound track switching stereo headphone. The adaptive automatic left sound track and right sound track switching stereo headphone comprises an adaptive switching device, wherein the adaptive switching device comprises a position information acquiring device, a memory, a main control chip and an electronic sound track selector switch; the position information acquiring device is assembled in a left headphone body and/or a right headphone body; preset first logic position information of the left headphone body and preset second logic position information of the right headphone body are stored in the memory; the main control chip are respectively connected with the position information acquiring device and the memory electrically; the electronic sound track selector switch is electrically connected with the main control chip; physical position information acquired by a position information sensor is compared to the preset logic position information by the control chip; and the main control chip controls the electronic sound track selector switch, so that a left sound track and a right sound track are switched over, and the left sound track and the right sound track of the stereo headphone can be automatically switched over adaptively.

Description

A kind of self adaptation left and right acoustic channels automatic switchover stereophone

Technical field

The present invention relates to a kind of stereophone, be specifically related to a kind of self adaptation left and right acoustic channels automatic switchover stereophone.

Background technology

At present, increasing people likes on the portable players such as mobile phone, MP3 and MP4 and on notebook computer music appreciating and watches film and television.User can insert earphone in using notebook computer and portable player music appreciating and watching film and television, and from early stage stereo 5.1 sound channels till now, the development of sound equipment provides better auditory perception to people.At present, the left and right acoustic channels of notebook and portable player can not placed the corresponding output of adjusting left and right acoustic channels according to the left and right of earphone, and this makes troubles to user.Such as; for stereophone; can mark left and right with L and R above; but user is in inserting ear by earphone; often can be regardless of left and right; directly take up and just fill in ear, like this, will in seeing a film, occur that automobile drives towards the right from the left side of screen and the sound heard is the situation of driving towards the left side from the right.The possible cause of the appearance of above-mentioned situation is that user not can carry out the correct placement of dividing right and left to earphone, and no one distinguishes left and right earphone substantially.The problem adapting in order to solve the left and right acoustic channels of left and right earphone and portable player and notebook; existing solution is the printed words that are marked with L and R at earphone; allow user oneself distinguish left and right; but the printed words of L and R are very little; be difficult to a glance and find, user usually can ignore this problem, and does not see in the dark at all; so this kind of method impersonality, user seldom can go to distinguish left and right.Therefore, need one not only visually to have obvious differentiation, and can self adaptation complete the stereophone that left and right tone channel switches, that is to say, no matter how hearer wears earphone, the voice signal of the left and right acoustic channels of acquisition is correct all the time.

Summary of the invention

Goal of the invention of the present invention is to provide a kind of can the shape of left and right ear or the angle judgement of left and right earphone when wearing whether correctly wearing, if mistake in using, sound prompting and the self adaptation left and right acoustic channels automatic switchover stereophone of automatic switchover left and right acoustic channels.

For achieving the above object, the invention provides following technical scheme: a kind of self adaptation left and right

Sound channel automatic switchover stereophone, comprise left earphone, right earphone and electrical plug, described left earphone comprises left earphone body and left voice signal lead-in, described right earphone comprises right earphone body and right voice signal lead-in, described electrical plug comprises electrical header body, left signal lead-out wire and right signal lead-out wire, described self adaptation left and right acoustic channels automatic switchover stereophone also comprises self adaptation switching device shifter, and described self adaptation switching device shifter comprises:

Positional information acquisition device, is assemblied in described left earphone body and/or right earphone body, for obtaining the physical location information of described left earphone body and/or right earphone body;

Memory, stores the first logical location information of default described left earphone body and the second logical location information of described right earphone body;

Main control chip, is electrically connected respectively described positional information acquisition device and memory, for described physical location information and described the first logical location information and/or the second logical location information are compared, and sends control command according to result relatively;

Sound channel electronic switch, be electrically connected described main control chip and there is the first operating state and the second operating state, when the first operating state, described left signal lead-out wire is by the described left voice signal lead-in of described sound channel electronic switch electrical connection, described right signal lead-out wire is electrically connected described right signal lead-out wire by described sound channel electronic switch, when the second operating state, described left signal lead-out wire is by the described right voice signal lead-in of described sound channel electronic switch electrical connection, described right signal lead-out wire is by the described left voice signal lead-in of described sound channel electronic switch electrical connection,

The described main control chip of the external electrical connection of described memory or be integrated in described main control chip;

The described main control chip of the external electrical connection of described sound channel electronic switch or be integrated in described main control chip.

Further technical scheme, described left signal lead-out wire and left voice signal lead-in form the external left earphone cord being connected between left earphone body and electrical plug, and described right signal lead-out wire and right voice signal lead-in form the external right earphone line between right earphone body and electrical plug that is connected in.

Further technical scheme, described left signal lead-out wire is as the left channel signals circuit being built in described electrical plug, described right signal lead-out wire is as the right-channel signals circuit being built in described electrical plug, described left voice signal lead-in is as the external left earphone cord being connected between described left earphone body and electrical plug, and described right voice signal lead-in is as the external right earphone line being connected between described right earphone body and electrical plug.

Further technical scheme, described sound channel electronic switch comprises fixed contact part and moving contact part, the first left signal fixed contact that described fixed contact part comprises the described left signal lead-out wire of connection arranged side by side and the second left signal fixed contact and be connected side by side the first right signal fixed contact and the second right signal fixed contact of described right signal lead-out wire; Described moving contact part comprises the left signal moving contact that connects described left voice signal lead-in and the right signal moving contact that is connected described right voice signal lead-in, when the first operating state, described left signal moving contact is electrically connected described the first left signal fixed contact, and described right signal moving contact is electrically connected described the first right signal fixed contact; When the second operating state, described left signal moving contact is electrically connected described the second right signal fixed contact, and described right signal moving contact is electrically connected described the second left signal fixed contact.

Electronic switch comprises that two kinds of pure electronic circuit and mechanical relays realize means.

Further technical scheme, described positional information acquisition device is minisize pick-up head or angular transducer.

Further technical scheme, described self adaptation left and right acoustic channels automatic switchover stereophone also comprises and is coated on the left fluorescent material coat of colo(u)r on described left earphone and/or is coated on the right fluorescent material coat of colo(u)r in described right earphone, and described left fluorescent material coat of colo(u)r and right fluorescent material coat of colo(u)r adopt different colors.

Further technical scheme, described self adaptation left and right acoustic channels automatic switchover stereophone also comprises the left fluorescent lamp being assemblied on described left earphone, be assemblied in right fluorescent lamp and light electronic switch in described right earphone, described left fluorescent lamp is provided with left light signal lead-in, described right fluorescent lamp is provided with right light signal lead-in, described light electronic switch is electrically connected described main control chip and has the first operating state and the second operating state, when the first operating state, described left signal lead-out wire is by the described left light signal lead-in of described light electronic switch electrical connection, described right signal lead-out wire is by the described right light signal lead-in of described light electronic switch electrical connection, when the second operating state, described left signal lead-out wire is by the described right light signal lead-in of described light electronic switch electrical connection, described right signal lead-out wire is by the described left light signal lead-in of described light electronic switch electrical connection.

Further technical scheme, described self adaptation left and right acoustic channels automatic switchover stereophone also comprises sound production prompt device, described sound production prompt device is connected in described main control chip and is integrated in described left earphone body and/or right earphone body.

Because technique scheme is used, the present invention compared with prior art has the following advantages:

1, main control chip is installed on earphone, the physical location information that control chip can obtain according to position information sensors and default logical location information compare, in the time that the two mates, illustrate that being suitable for earphone person wears correctly, control chip will not carry out all the other controls, in the time that the two does not mate, illustrate that using earphone person to wear earphone occurs mistake, sound channel control module can be controlled the sound channel diverter switch of L channel and R channel, L channel and R channel are switched, automatically switch so that stereophone is realized the self adaptation of left and right acoustic channels;

2, in left earphone and right earphone, scribble respectively the pigment of the fluorescent material that contains different colours, not only facilitate wearer clearly to differentiate daytime, also can distinguish left and right earphone evening;

3, in left earphone and right earphone, assemble fluorescent lamp, not only can clearly differentiate L channel and R channel, and the outward appearance that can make stereophone is more dazzling attractive in appearance, in addition because fluorescent lamp mates with sound channel, and sound channel and ear should be Adaptive matching, therefore, fluorescent lamp and ear should be also Adaptive matching, in the time that unmatched situation appears in fluorescent lamp and ear, illustrate that problem may appear in stereophone, even if prompting user tests earphone;

4, sound prompt device is set on earphone, in the time that earphone user wears mistake, sound prompt device is informed user by earphone speaker, and prompt tone is play-overed to user by earphone, uses correctly as worn, and can not point out.

Brief description of the drawings

Fig. 1 is the structural representation of the disclosed self adaptation left and right acoustic channels of the embodiment of the present invention one automatic switchover stereophone;

Fig. 2 is the structural representation of the embodiment of the present invention one disclosed Acoustic channel switching device;

Fig. 3 is the circuit diagram in the time of the first operating state of the disclosed sound channel electronic switch of the embodiment of the present invention one;

Fig. 4 is the circuit diagram in the time of the second operating state of the disclosed sound channel electronic switch of the embodiment of the present invention one;

Fig. 5 is the structural representation of the disclosed self adaptation left and right acoustic channels of the embodiment of the present invention six automatic switchover stereophone;

Fig. 6 is the structural representation of the disclosed self adaptation left and right acoustic channels of the embodiment of the present invention seven automatic switchover stereophone.

Wherein, 1, left earphone; 11, left earphone body; 12, left voice signal lead-in; 13, left fluorescent material coat of colo(u)r; 14, left fluorescent lamp; 2, right earphone; 21, right earphone body; 22, right voice signal lead-in; 23, left fluorescent material coat of colo(u)r; 24, left fluorescent lamp; 31, electrical header body; 32, left signal lead-out wire; 33, right signal lead-out wire; 4, minisize pick-up head; 5, memory; 6, main control chip; 7, sound channel electronic switch; 71, the first left signal fixed contact; 72, the second left signal fixed contact; 73, the first right signal fixed contact; 74, the second right signal fixed contact; 75, left signal moving contact; 76, right signal moving contact.

Embodiment

Below in conjunction with principle of the present invention, accompanying drawing and embodiment, the present invention is further described

Embodiment mono-

Referring to Fig. 1-Fig. 4, as shown in legend wherein, a kind of self adaptation left and right acoustic channels automatic switchover stereophone, comprise left earphone 1, right earphone 2 and electrical plug, left earphone 1 comprises left earphone body 11 and left voice signal lead-in 12, right earphone 2 comprises right earphone body 21 and right voice signal lead-in 22, electrically plug comprises electrical header body 31, left signal lead-out wire 32 and right signal lead-out wire 22, above-mentioned self adaptation left and right acoustic channels automatic switchover stereophone also comprises self adaptation switching device shifter, and this self adaptation switching device shifter comprises:

One microcam 4, is assemblied in described left earphone body 11, for obtaining the physical location information of left earphone body 11;

Memory 5, stores the first logical location information of default left earphone body 11 and the second logical location information of right earphone body 21;

Main control chip 6, is electrically connected respectively microcam 4 and memory 5, for above-mentioned physical location information and above-mentioned the first logical location information and/or the second logical location information are compared, and sends control command according to result relatively;

Sound channel electronic switch 7, be electrically connected main control chip 6 and there is the first operating state and the second operating state, sound channel electronic switch 7 comprises fixed contact part and moving contact part, the first left signal fixed contact 71 that above-mentioned fixed contact part comprises connection left signal lead-out wire 32 arranged side by side and the second left signal fixed contact 72 and be connected side by side the first right signal fixed contact 73 and the second right signal fixed contact 74 of right signal lead-out wire 33; Above-mentioned moving contact part comprises the left signal moving contact 75 that connects left voice signal lead-in 12 and the right signal moving contact 76 that is connected right voice signal lead-in 22, when the first operating state, left signal moving contact 75 is electrically connected described the first left signal fixed contact 71, and right signal moving contact 76 is electrically connected the first right signal fixed contact 73; When the second operating state, left signal moving contact 75 is electrically connected the second right signal fixed contact 72, and right signal moving contact 76 is electrically connected the second left signal fixed contact 74;

Memory 5 and sound channel electronic switch 7 are all integrated in main control chip 6;

Left signal lead-out wire 32 and left voice signal lead-in 12 form the external left earphone cord being connected between left earphone body 11 and electrical plug 31, and right signal lead-out wire 33 and right voice signal lead-in 22 form the external right earphone line between right earphone body 21 and electrical plug 31 that is connected in.

Minisize pick-up head 4 is taken the photo of wearing ear, and compare with the first logical location information of the photographic intelligence that prestores in memory 5, if the two is identical, illustrate that earphone user wears correctly, if the two is not identical, above-mentioned physical location information and above-mentioned the second logical location information are compared, if the two is identical, illustrate that earphone user wears mistake, main control chip 6 control track electronic switch 7, L channel and R channel are switched, and the self adaptation that has realized stereophone is switched.

Embodiment bis-

All the other are identical with described embodiment mono-, and difference is, above-mentioned minisize pick-up head replaces with angular transducer.In the time that earphone user wears mistake, the angle of angular transducer will change, and can judge that thus earphone wears correctness.

Embodiment tri-

All the other are identical with described embodiment mono-, difference is, above-mentioned left signal lead-out wire is as the left channel signals circuit being built in above-mentioned electrical plug, above-mentioned right signal lead-out wire is as the right-channel signals circuit being built in above-mentioned electrical plug, above-mentioned left voice signal lead-in is as the external left earphone cord being connected between above-mentioned left earphone body and electrical plug, and above-mentioned right voice signal lead-in is as the external right earphone line being connected between above-mentioned right earphone body and electrical plug.

Embodiment tetra-

All the other are identical with described embodiment mono-, and difference is, the external main control chip that is connected in of above-mentioned memory.

Embodiment five

All the other are identical with described embodiment mono-, and difference is, the described main control chip of the external connection of above-mentioned sound channel electronic switch.

Embodiment six

Referring to Fig. 5, as shown in legend wherein, all the other are identical with described embodiment mono-, difference is, above-mentioned self adaptation left and right acoustic channels automatic switchover stereophone also comprises the blue left fluorescent material coat of colo(u)r 13 being coated on left earphone 1 and is coated on the red right fluorescent material coat of colo(u)r 23 in right earphone 2, not only facilitate wearer clearly to differentiate daytime, also can distinguish left and right earphone evening.

Embodiment seven

Referring to Fig. 6, as shown in legend wherein, all the other are identical with described embodiment mono-, above-mentioned self adaptation left and right acoustic channels automatic switchover stereophone also comprises the left fluorescent lamp 14 being assemblied on left earphone 1, be assemblied in right fluorescent lamp 24 in right earphone 2 and light electronic switch (in figure depending on not going out), left fluorescent lamp 14 is provided with left light signal lead-in (in figure depending on not going out), right fluorescent lamp 24 is provided with right light signal lead-in (in figure depending on not going out), light electronic switch is electrically connected main control chip 6 and has the first operating state and the second operating state, when the first operating state, above-mentioned left signal lead-out wire is by the above-mentioned left light signal lead-in of above-mentioned light electronic switch electrical connection, above-mentioned right signal lead-out wire is by the above-mentioned right light signal lead-in of above-mentioned light electronic switch electrical connection, when the second operating state, above-mentioned left signal lead-out wire is by the above-mentioned right light signal lead-in of above-mentioned light electronic switch electrical connection, above-mentioned right signal lead-out wire is by the above-mentioned left light signal lead-in of described light electronic switch electrical connection.

Left fluorescent lamp 14 and right fluorescent lamp 24 are set and not only can clearly differentiate L channel and R channel, and the outward appearance that can make stereophone is more dazzling attractive in appearance, in addition because fluorescent lamp mates with sound channel, and sound channel and ear should be Adaptive matching, therefore, fluorescent lamp and ear should be also Adaptive matching, in the time that unmatched situation appears in fluorescent lamp and ear, illustrate that problem may appear in stereophone, even if prompting user tests earphone.

Embodiment eight

All the other are arbitrary identical with described embodiment mono-to four, difference is, above-mentioned self adaptation left and right acoustic channels automatic switchover stereophone also comprises sound production prompt device, and described sound production prompt device is connected in described main control chip and is integrated in described left earphone body and/or right earphone body.

Embodiment nine

All the other are identical with described embodiment mono-, difference is, above-mentioned minisize pick-up head is replaced and is assemblied in above-mentioned right earphone body, for obtaining the physical location information of above-mentioned right earphone body, above-mentioned minisize pick-up head is taken the photo of wearing ear, and compare with the second logical location information of the photographic intelligence that prestores in memory, if the two is identical, illustrate that earphone user wears correctly, if the two is not identical, above-mentioned physical location information and above-mentioned the first logical location information are compared, if the two is identical, illustrate that earphone user wears mistake, the above-mentioned sound channel electronic switch of above-mentioned main control chip control, L channel and R channel are switched, the self adaptation that has realized stereophone is switched.

Embodiment ten

All the other are identical with described embodiment mono-, difference is, above-mentioned minisize pick-up head is also assemblied in above-mentioned right earphone body, for obtaining the physical location information of above-mentioned right earphone body, above-mentioned minisize pick-up head is taken the photo of wearing ear, and compare with the second logical location information of the photographic intelligence that prestores in memory, if the two is identical, illustrate that earphone user wears correctly, if the two is not identical, above-mentioned physical location information and above-mentioned the first logical location information are compared, if the two is identical, illustrate that earphone user wears mistake, the above-mentioned sound channel electronic switch of above-mentioned main control chip control, L channel and R channel are switched, the self adaptation that has realized stereophone is switched.

Embodiment 11

All the other are identical with described embodiment mono-, and difference is, in one of them in above-mentioned left earphone or right earphone, is coated with fluorescent material pigment.

Claims (8)

1. a self adaptation left and right acoustic channels automatic switchover stereophone, comprise left earphone, right earphone and electrical plug, described left earphone comprises left earphone body and left voice signal lead-in, described right earphone comprises right earphone body and right voice signal lead-in, described electrical plug comprises electrical header body, left signal lead-out wire and right signal lead-out wire, it is characterized in that, described self adaptation left and right acoustic channels automatic switchover stereophone also comprises self adaptation switching device shifter, and described self adaptation switching device shifter comprises:
Positional information acquisition device, is assemblied in described left earphone body and/or right earphone body, for obtaining the physical location information of described left earphone body and/or right earphone body;
Memory, stores the first logical location information of default described left earphone body and the second logical location information of described right earphone body;
Main control chip, is electrically connected respectively described positional information acquisition device and memory, for described physical location information and described the first logical location information and/or the second logical location information are compared, and sends control command according to result relatively;
Sound channel electronic switch, be electrically connected described main control chip and there is the first operating state and the second operating state, when the first operating state, described left signal lead-out wire is by the described left voice signal lead-in of described sound channel electronic switch electrical connection, described right signal lead-out wire is electrically connected described right signal lead-out wire by described sound channel electronic switch, when the second operating state, described left signal lead-out wire is by the described right voice signal lead-in of described sound channel electronic switch electrical connection, described right signal lead-out wire is by the described left voice signal lead-in of described sound channel electronic switch electrical connection,
The described main control chip of the external electrical connection of described memory or be integrated in described main control chip;
The described main control chip of the external electrical connection of described sound channel electronic switch or be integrated in described main control chip.
2. self adaptation left and right acoustic channels automatic switchover stereophone according to claim 1, it is characterized in that, described left signal lead-out wire and left voice signal lead-in form the external left earphone cord being connected between left earphone body and electrical plug, and described right signal lead-out wire and right voice signal lead-in form the external right earphone line between right earphone body and electrical plug that is connected in.
3. according to power self adaptation left and right acoustic channels automatic switchover stereophone claimed in claim 1, it is characterized in that, described left signal lead-out wire is as the left channel signals circuit being built in described electrical plug, described right signal lead-out wire is as the right-channel signals circuit being built in described electrical plug, described left voice signal lead-in is as the external left earphone cord being connected between described left earphone body and electrical plug, and described right voice signal lead-in is as the external right earphone line being connected between described right earphone body and electrical plug.
4. self adaptation left and right acoustic channels automatic switchover stereophone according to claim 1, it is characterized in that, described sound channel electronic switch comprises fixed contact part and moving contact part, the first left signal fixed contact that described fixed contact part comprises the described left signal lead-out wire of connection arranged side by side and the second left signal fixed contact and be connected side by side the first right signal fixed contact and the second right signal fixed contact of described right signal lead-out wire; Described moving contact part comprises the left signal moving contact that connects described left voice signal lead-in and the right signal moving contact that is connected described right voice signal lead-in, when the first operating state, described left signal moving contact is electrically connected described the first left signal fixed contact, and described right signal moving contact is electrically connected described the first right signal fixed contact; When the second operating state, described left signal moving contact is electrically connected described the second right signal fixed contact, and described right signal moving contact is electrically connected described the second left signal fixed contact.
5. self adaptation left and right acoustic channels automatic switchover stereophone according to claim 1, is characterized in that, described positional information acquisition device is minisize pick-up head or angular transducer.
6. self adaptation left and right acoustic channels automatic switchover stereophone according to claim 1, it is characterized in that, described self adaptation left and right acoustic channels automatic switchover stereophone also comprises and is coated on the left fluorescent material coat of colo(u)r on described left earphone and/or is coated on the right fluorescent material coat of colo(u)r in described right earphone, and described left fluorescent material coat of colo(u)r and right fluorescent material coat of colo(u)r adopt different colors.
7. self adaptation left and right acoustic channels automatic switchover stereophone according to claim 1, it is characterized in that, described self adaptation left and right acoustic channels automatic switchover stereophone also comprises the left fluorescent lamp being assemblied on described left earphone, be assemblied in right fluorescent lamp and light electronic switch in described right earphone, described left fluorescent lamp is provided with left light signal lead-in, described right fluorescent lamp is provided with right light signal lead-in, described light electronic switch is electrically connected described main control chip and has the first operating state and the second operating state, when the first operating state, described left signal lead-out wire is by the described left light signal lead-in of described light electronic switch electrical connection, described right signal lead-out wire is by the described right light signal lead-in of described light electronic switch electrical connection, when the second operating state, described left signal lead-out wire is by the described right light signal lead-in of described light electronic switch electrical connection, described right signal lead-out wire is by the described left light signal lead-in of described light electronic switch electrical connection.
8. self adaptation left and right acoustic channels automatic switchover stereophone according to claim 1, it is characterized in that, described self adaptation left and right acoustic channels automatic switchover stereophone also comprises sound production prompt device, and described sound production prompt device is connected in described main control chip and is integrated in described left earphone body and/or right earphone body.
CN201410477856.8A 2014-09-18 2014-09-18 Adaptive automatic left sound track and right sound track switching stereo headphone CN104202697B (en)

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