CN201226588Y

CN201226588Y - Multi-acoustic channel digital sound field earphone device

Info

Publication number: CN201226588Y
Application number: CNU2008201163665U
Authority: CN
Inventors: 杨宗隆
Original assignee: GUCHANG COMMUNICATION CO Ltd
Current assignee: GUCHANG COMMUNICATION CO Ltd; Cotron Corp
Priority date: 2008-06-10
Filing date: 2008-06-10
Publication date: 2009-04-22
Anticipated expiration: 2018-06-10

Abstract

The utility model discloses a multi-channel digital sound field earphone device which comprises a pair of multi-channel earphones, a sound signal control box and a connecting wire of a universal port connecting bus (USB). The sound signal control box is provided with a connecting interface of the universal port connecting bus (USB), a connecting interface of S/PDIF specification and a switch, wherein, the connecting interface of S/PDIF specification is used to digital signal in Dolby AC3/DTSCONNEC format with the S/PDIF specification, and the switch is used to switch the operation mode of the multi-channel digital sound field earphone device. One end of the connecting wire of the universal port connecting bus (USB) is connected with the sound signal control box through the USB connecting interface, and the other end is connected with an external sound source through a connecting terminal of the universal port connecting bus, and the sound signal control box gives sound to the multi-channel earphones or the connecting interface of the S/PDIF specification outputs the digital signal in the Dolby AC3/DTS CONNEC format.

Description

Multichannel numeral sound field Headphone device

Technical field

The utility model relates to a kind of multi-sound-channel earphone device, and particularly relates to a kind of multichannel digital three-dimensional sound field Headphone device that has.

Background technology

Along with the progress of numeral science and technology, people's life ﹠ amusement also tends to digitlization gradually.For instance, digital image and sound optical disk (Digital Video Disc generally abbreviates DVD as) player has been image player common in the general family.And because DVD player has had Dolby Digital (DolbyDigital) or Digital Theater System (Digital Theater System basically, generally abbreviate DTS as) decoding function, therefore can decode to digital signal, and the output analog signal makes its sounding to loudspeaker.

If will have the digital audio-video entertainment life of higher quality, the multichannel loudspeaker are indispensable outfits, and the loudspeaker of 5.1 sound channels are most basic multichannel loudspeaker.

It is a schematic diagram with family's theater of 5.1 sound channel loudspeaker that Fig. 1 illustrates.Please refer to Fig. 1, DVD player 100 is when broadcast is audio-visual, can respectively different voice signals be exported to left horn 106a and the right horn 106b and the supper bass loudspeaker 108 of the left horn 102a of preposition main sound channel and right horn 102b, center channel (Center) loudspeaker 104, surround channel (Surround), make it produce 3 D space sound effect, the sense of reality of making us being personally on the scene.

Yet, under the situation that is not suitable for utilizing loudspeaker to play sound (for example being can hamper other people to do things), just must use earphone to listen to.Please refer to Fig. 2 A, because general earphone 200a only respectively sets loudspeaker 210 at the right and left, so the user also can't enjoy the multichannel audio that DVD player is exported.

For this reason, a kind of inside of existing proposition has the earphone of a plurality of loudspeaker, shown in Fig. 2 B.Earphone 200b has set preposition main sound channel loudspeaker 202, center channel loudspeaker 204 and surround channel loudspeaker 206 at the right and left respectively, and the plug 208 of collocation particular design, so that DVD player can export the message of different sound channels to different loudspeaker by plug 208, and then generation is as the effect of 5.1 sound channel loudspeaker in family's theater that Fig. 1 illustrated.But still the effect of 5.1 sound channel loudspeaker in the family's theater that is illustrated with Fig. 1 differs greatly more really, can't present quality and the effect of multichannel around audio.

In addition, no matter be the general earphone 200a of Fig. 2 A, or the multi-sound-channel earphone 200b of Fig. 2 B, all must be connected to and have 5.1 sound channel sound source output main frame.But, therefore,, can cause very big puzzlement if the plug of signal line is switched between main frame and earphone because the signal of multichannel must utilize different circuits to connect.

In addition, for devices such as computer system of widely using at present or holder for TV playing, by for example connecting interface transmission signals of general serial connecting bus (USB), and produce 5.1 multichannels around audio, such demand is also more and more higher, therefore, having and can be connected to the computer system or the multi-sound-channel earphone of holder for TV playing, also is the direction of this dealer institute desire development.

The utility model content

The purpose of this utility model is to provide a kind of multichannel numeral sound field Headphone device, to address the above problem.

The purpose of this utility model is achieved in that promptly provides a kind of multichannel numeral sound field Headphone device, and it comprises a pair of multi-sound-channel earphone, a message control box and general serial connecting bus (USB) connecting line.This is connected in fixed cell both sides to multi-sound-channel earphone.The message control box is electrically connected to this to multi-sound-channel earphone.This message control box has a connecting interface and the switching switch that general serial connecting bus (USB) connecting interface, meets the S/PDIF specification, wherein the connecting interface of S/PDIF specification has the digital signal of Dolby AC3/DTS CONNECT form in order to the output of S/PDIF specification, and diverter switch is in order to switch the operator scheme of this multichannel numeral sound field Headphone device.One end of general serial connecting bus (USB) connecting line is connected to the message control box via the USB connecting interface, the other end is connected to an outside source of sound via general serial connecting bus splicing ear, and thus multi-sound-channel earphone is sounded, or has the digital signal of DolbyAC3/DTS CONNECT form via the connecting interface output that meets the S/PDIF specification via the message control box.

And in the above-mentioned multichannel numeral sound field Headphone device, the main loudspeaker in the multi-sound-channel earphone and a plurality of sub-loud speaker are connected to one according to characteristic respectively and are applicable to the 5.1 multichannel sources of sound that the player of digital versatile disc (DVD) is exported.In one embodiment, main loudspeaker is as preposition main sound channel loudspeaker of 5.1 multichannel sources of sound, and one of them sub-loud speaker can be used as supper bass loudspeaker, center channel loudspeaker and surround channel loudspeaker.

Advantage of the present utility model is, comprise a pair of multi-sound-channel earphone, message control box and general serial connecting bus (USB) connecting line etc., the user can enjoy the multichannel audio that player is exported thus, and can produce 5.1 multichannels around audio, have functions such as to be connected to computer system or holder for TV playing.

For above-mentioned and other purposes, feature and advantage of the present utility model can be become apparent, a preferred embodiment cited below particularly, and cooperate appended accompanying drawing, be described in detail below.

Description of drawings

Fig. 1 is a schematic diagram with family's theater of 5.1 sound channel loudspeaker;

Fig. 2 A is a kind of side cutaway view of existing earphone;

Fig. 2 B is the side cutaway view of another kind of existing earphone;

Fig. 3 A～Fig. 3 D is respectively front side view, rear side view, front view and the rear view of the multi-sound-channel earphone of the utility model one preferred embodiment;

Fig. 3 E is the fragmentary cross-sectional view and the exploded view of the multi-sound-channel earphone structure of Fig. 3 A;

Fig. 4 A is the end view of multichannel numeral sound field Headphone device of the present utility model;

Fig. 4 B and Fig. 4 C are that the microphone of multichannel numeral sound field Headphone device of the present utility model is installed and the removal schematic diagram;

Fig. 4 D～Fig. 4 G is the side-looking and the forward sight structure chart of message control box of the multichannel numeral sound field Headphone device of Fig. 4 A;

Fig. 5 A～Fig. 5 C is message control box specific embodiment structural representation of the present utility model and its application side view.

Accompanying drawing indicates explanation

100: the digital image and sound optical disk player

102a: preposition main sound channel left horn

102b: preposition main sound channel right horn

104: the center channel loudspeaker

106a: surround channel left horn

106b: surround channel right horn

200a, 200b: earphone

202: preposition main sound channel loudspeaker

204: the center channel loudspeaker

206: the surround channel loudspeaker

208: headset plug

210: loudspeaker

300: the multi-sound-channel earphone structure

310: chamber body

312: ante-chamber MIXING STUDIO part

313: keynote chamber bracing frame

314: complex tone chamber body portion

315A～315D: hole

317: protuberance

320,330: the chamber extension

340: main loudspeaker

325,335,350: sub-loud speaker

400: multichannel numeral sound field Headphone device

405: fixed cell

410,420: multi-sound-channel earphone

416: the coupling part

418: the contact join domain

420: detachable microphone

422: sound receiver

424,426,428: groove structure

430: the message control box

432: volume is adjusted button

434: mic mute is adjusted button

436: the optical fiber splicing ear

438: diverter switch

444: general serial connecting bus (USB) connecting line

444: splicing ear

510: the message control box

512: connecting interface

514: the optical fiber connecting interface that meets the S/PDIF form

515: optical fiber

516: light-emitting diode (LED) viewing area

518: the function adjustment region

518a and 518b: volume is adjusted button

518c: mic mute is adjusted button

520: operator scheme is Zone switched

530: decoder

532: circuit

540: enlarger

Embodiment

The utility model proposes a kind of multichannel numeral sound field Headphone device, comprise a pair of multi-sound-channel earphone, message control box and general serial connecting bus (USB) connecting line.

The multichannel numeral sound field Headphone device that the utility model proposed, be applicable to and be connected to digital versatile disc (Digital Versatile Disc, under be called for short " DVD ") 5.1 sound channel sound source of the 5.1 sound channel sound source players exported of player, or be connected to the source of sound of stereo (Stereo).

The source of sound that the message control box is received can switching operation modes, comprises six passages (6CH) and two passages (2CH).When switching to 6CH, sound source signal is 5.1 sound channel sound source, then the signal of different sound channels can be sent to preposition main sound channel loudspeaker, supper bass loudspeaker, center channel loudspeaker and surround channel loudspeaker in the multi-sound-channel earphone respectively.In addition, if switch to 2CH, then this message control box can pass the signal to multi-sound-channel earphone.But the design different with tradition is the combination that this message control box can be sent to signal preposition main sound channel loudspeaker and supper bass loudspeaker or other a plurality of loudspeaker simultaneously, makes it have different sound field effects, but not simple is sent to preposition main sound channel loudspeaker.

In this message control box, have more the design of instant (Dolby Digital Live) coding circuit of Dolby Digital and DTS CONNECT.This Dolby Digital Live (DDL) and DTS CONNECT are a kind of instant (Real time) coding techniquess, any sound source signal can be encoded into immediately the digital signal of Dolby AC3 and DTS CONNECT form, and export to outer decoder with optical fiber or coaxial numeral, to reach the effect that any moment can both reach the AC3 surrounding sound field.The most normal media play with interactive model that is used in of this kind Dolby DigitalLive and DTS CONNECT is for example on all audio formats of holder for TV playing and PC.Because holder for TV playing is when entering game mode, all be to use pulse code modulation (Pulse Code Modulation, PCM) coded digital signal (just stereo) is given decoder, therefore, can only be limited in stereosonic effect for the audio that is produced in the recreation.And in this message control box, the Dolby Digital that is had instant (Dolby Digital Live) and DTSCONNECT coding circuit, all sound source signals can be transferred to digital signal with Dolby AC3 and DTSCONNECT form, via the coffret that is had on the message control box, the optical fiber connecting interface of S/PDIF form for example, by meeting the connection line of optic fibre road of S/PDIF specification, be sent to the Dolby decoder and produce for example Dolby sound field effect or DTS (Digital Theater System, DTS) sound field effect.DTS be the multichannel audio lattice show a kind of, generally be used at present the sound equipment of 5.1 sound channels.

Above-mentioned S/PDIF form, full name Sony/Philips Digital Interface is as the term suggests be the specification of being formulated with the cooperation of Philips two companies by Sony.The mode of connection of S/PDIF has two kinds, and first kind is adopted RCA unbalanced joint and use the holding wire with 75 ohm, and another kind then is to adopt optical fiber.S/PDIF is the digital signal that the most generally appears in the domestic regulations, for example the digital sound recording of MD (MiniDisk), DVD's around numeral output etc.Be to use the optical fiber Port of S/PDIF form to export in this embodiment with using the fiber-optic signal line.

Multichannel that present embodiment proposed numeral sound field Headphone device, the multi-sound-channel earphone that is adopted has and can make the multi-sound-channel earphone that extends the tone chamber under minimum volume, still have abundant saturated sound field, and multichannel is around the effect of audio.Headset main body comprises its interior keynote chamber bracing frame or dividing plate of chamber body.In chamber body, form an ante-chamber MIXING STUDIO, keynote chamber and tone chamber, back.And main loudspeaker is positioned on keynote chamber bracing frame or the dividing plate, and a sub-loud speaker places the rear of chamber body, and forms the tone chamber, back between the bracing frame of keynote chamber therewith.By the space in the chamber body, adjust formed ante-chamber MIXING STUDIO in the Headphone structure, keynote chamber and the back complex tone field characteristic that forms between the tone chamber according to this, and as the output of multi-sound-channel earphone.

Under with Fig. 3 A～3D, illustrate front side view, rear side view, front view and the rear view of the multi-sound-channel earphone structure 300 that the multichannel numeral sound field Headphone device of present embodiment adopted respectively.

Please refer to Fig. 3 A～3D, multi-sound-channel earphone structure 300 comprises chamber body 310, main loudspeaker 340 and sub-loud speaker 350 and

chamber extension

320 and 330 at least.310 of this chamber body comprise ante-chamber MIXING STUDIO part 312 and tone chamber, back part 314.And between ante-chamber MIXING STUDIO part 312 inside and tone chamber, back part 314, have a keynote chamber bracing frame 313.Has several holes 315A～315D on the keynote chamber bracing frame 313, wherein

hole

315A and 315B are sent to ante-chamber MIXING STUDIO part 312 in order to the sound field that allows tone chamber, back part 314 be produced, so that in ante-chamber MIXING STUDIO part 312, carry out the mixing of sound field, and be sent to 360 direction and listen the hearer.340 of main loudspeakers are between several holes 315A～315D on the keynote chamber bracing frame 313, and ante-chamber MIXING STUDIO part 312 is having certain degree of depth to the direction 360 of listening the hearer, to form certain space as the ante-chamber MIXING STUDIO, this degree of depth is looked closely the requirement of multi-sound-channel earphone structure 300 and is designed.

Back tone chamber part 314 forms a space between the protuberance 317 of keynote chamber bracing frame 313 and chamber body 310 rear sides, in order to form tone chamber, back cavity.Sub-loud speaker 350 then is fixed in the protuberance 317 of chamber body 310 rear sides.

Around chamber body 310, have

chamber extension

320 and 330, and the outlet of its sound field is respectively towards the hole 315C and the 315D of keynote chamber bracing frame 313 in this embodiment.And this keynote chamber bracing frame 313 formed independent tone chamber space size in

hole

315C and 315D is the factor that design the utility model proposes the required consideration of earphone main cavity structure, and the width 319C and the 319D that are had then also are the characteristics in the design.And in

hole

315C and 315D formed independent tone chamber, the sound field that is produced is sent to ante-chamber MIXING STUDIO part 312, so that carry out the mixing of sound field in ante-chamber MIXING STUDIO part 312, and is sent to 360 direction and listens the hearer.

This can change according to the allocation of space amount in the property calculation chamber body 310 of loud speaker, just can adjust its size according to the space of keynote chamber, tone chamber, back and ante-chamber MIXING STUDIO.And the outer most edge of

chamber extension

320 and 330 optionally disposes a sub-loud speaker, for example the

sub-loud speaker

325 and 335 in the diagram.Certainly, in one embodiment, this

chamber extension

320 and 330 outer most edge also can not dispose sub-loud speaker, only as the extension of keynote chamber body space.In keynote chamber body, this

chamber extension

320 and 330 can be done suitable space structure arrangement according to characteristics of signals, just can adjust the space in the keynote chamber body, so can increase the depth and broadness of sound field.Certainly, in an other embodiment, chamber extension 320 and the outlet of 330 sound field also can be towards the tone chambers, back, and this can adjust according to the needs in the design.

The tone chamber of this chamber body 310 and extension sound field constitutes the body of multi-sound-channel earphone structure 300, and give suitable allocation of space in the keynote chamber, make itself and

chamber extension

320 and 330 tone chamber's (for example sub-loud speaker 325 and 335) and the front and back loud speaker in the chamber (main loudspeaker 340 and sub-loud speaker 350) formed sound field spaces that extend to outside the chamber body form an amount of space sound field, when compound tone chamber receives a plurality of sound source signal, make it put the collocation of tuning material audio mixing, and form saturated and well-bedded sound field with the ante-chamber MIXING STUDIO in the main cavity.

The multi-sound-channel earphone structure of being mentioned in the present embodiment 300 can be used in the multichannel source of sound that DVD player is exported.For example, main loudspeaker 340 is as preposition main sound channel loudspeaker, and sub-loud speaker 350 can be used as the supper bass loudspeaker, and center channel loudspeaker and surround channel loudspeaker can be respectively the

sub-loud speakers

325 and 335 that is positioned at chamber extension 320 and 330.Above-mentioned multi-sound-channel earphone structure 300 can become the earphone of the multi-sound-channel earphone left and right sides after coating via shell, listens to so that offer the user.

Fig. 3 E is fragmentary cross-sectional view and the exploded view that illustrates the multi-sound-channel earphone structure 300 of the utility model the foregoing description, and similar elements is represented with same-sign.This multi-sound-channel earphone structure 300 comprises chamber body 310, main loudspeaker 340 and sub-loud speaker 350 and

chamber extension

320 and 330 at least.310 of this chamber body comprise ante-chamber MIXING STUDIO part 312 and tone chamber, back cavity part 314, and do the space structure arrangement by

chamber extension

320 and 330 according to characteristics of signals, the hole 315C that forms and the interior independent tone chamber part of 315D.From then on can know in the diagram that the sound field outlet of seeing

chamber extension

320 and 330 is formed space in the hole 315C of keynote chamber bracing frame 313 and the 315D respectively, so formation can be adjusted the independent tone chamber of space size.

And the multichannel that the utility model proposed numeral sound field Headphone device please refer to Fig. 4 A to 4G, and wherein Fig. 4 D is the side-looking and the forward sight structure chart of message control box to 4G.Multichannel numeral sound field Headphone device 400 comprises by a pair of multi-sound-

channel earphone

410 and 412 and interconnective fixed cell 405, comprises also that in addition detachable microphone 420 and message control box 430 form.Headphone structure in the multi-sound-

channel earphone

410 and 412 can adopt the structure as Fig. 3 A～3D, and is connected to message control box 430 via connecting line 411 respectively.Fixed cell 405 can be hung multi-sound-

channel earphone

410 and 412 and be attached to the above-head of listening the hearer, and allows multi-sound-

channel earphone

410 and 412 press close to listen hearer's ear.These fixed cell 405 inside then have connection line, signal Synchronization can be sent to multi-sound-

channel earphone

410 and 412.

Message control box 430 comprises that the volume of operating function controlled area is adjusted button 432 and mic mute is adjusted button 434, comprises that in addition the connecting interface 437 of a general serial connecting bus (USB) can be connected with splicing ear 444 plugs of general serial connecting bus (USB) connecting line 440.In addition, this message control box 430 more comprises an optical fiber splicing ear (FiberConnector Receiver) 436 that meets the S/PDIF specification, has the digital signal of Dolby AC3 and DTS CONNECT form in order to output.In addition, message control box 430 more comprises the diverter switch 439 of a 6CH and 2CH, in order to switch the operator scheme of message control box 430.

In one embodiment, multi-sound-channel earphone 410 and the installation and removal mode of detachable microphone 420 are shown in Fig. 4 B and Fig. 4 C.In multi-sound-channel earphone 410, have two

chamber extensions

412 and 414, have the coupling part 416 of a fixed cell 405 in addition.In addition, side at multi-sound-channel earphone 410 has contact join domain 418, can on this zone, dispose guide metal or standing shape electricity and belong to battery lead plate, in order to contact with the electrical connection zone of microphone 420 inboards and to reach electrical connection, can carry out the transmission of the voice signal of microphone 420 inductions.

The multichannel numeral sound field Headphone device that the utility model proposed, the design of microphone is not limited only to shown in Fig. 4 B and the 4C.Join domain 418 parts also can be used the connected mode of insertion slot type instead, for example this touches join domain 418 for conducting electricity slot, microphone 420 then can use for example design of hose type microphone, and link directly inserts the slot of join domain 418, and finishes electrical connection.

In an other embodiment, the design of microphone can be configured on the connecting line 411 that is connected to message control box 430, and this is common in the earphone design with microphone.An other embodiment more can place the connection slot of microphone on the message control box 430, still is the novel field category of this novel practical.

Please refer to Fig. 4 B, 420 of detachable microphones have a sound receiver 422 and are connected main body and form, and this connects main body and comprises in order to the groove structure 424 that is connected to coupling part 416, the

groove structure

426 and 428 in order to be connected to chamber extension 412 and 414.When mounted, with the groove structure 424,426 and 428 of microphone 420, it is fixing that the chamber extension 412,414 of aligning multi-sound-channel earphone 410 and coupling part 416 heaps are gone into the back.In addition, please refer to Fig. 4 C,, then this microphone 420 can be drawn back and removal from multi-sound-channel earphone 410 if do not use microphone 420.

And multichannel numeral sound field Headphone device of the present utility model, a specific embodiment structural representation and its application of its message control box then please refer to shown in Fig. 5 A～5C.

Shown in Fig. 5 A, comprise the connecting interface 512 of general serial connecting bus (USB), the optical fiber connecting interface 514 that meets the S/PDIF form, light-emitting diode (LED) viewing area 516, function adjustment region 518 and operator scheme Zone switched 520 on the message control box 510 in order to indicating status.

USB connecting interface 512 can be connected with USB connecting line 513 and obtain sound source signal.And USB connecting line 513 can be connected with for example USB such as PC or holder for TV playing compatibility interface.514 digital signals that have Dolby AC3 and DTSCONNECT form in order to output of optical fiber connecting interface that meet the S/PDIF form.Light-emitting diode (LED) viewing area 516 can show the mode of operation of present message control box 510, and for example the mode of operation of electric power starting then uses the blue led lamp to show, mic mute state (MUTE) then can use red LED lamp to show.

Have operating function control area 518, can comprise that for example volume is adjusted

button

518a and 518b and mic mute adjustment button 518c.Zone switched 520 of operator scheme is to be switched by the user according to obtained sound source signal, and the switching that for example has 6CH and 2CH is selected.

The optical fiber connecting interface 514 of the S/PDIF form of message control box 510, shown in Fig. 5 C, can be connected to decoder 530 via optical fiber 515, and after the decoding, through having the circuit 532 of multi-channel signal transmission, be sent to enlarger 540 and be sent to stereo set after will signal enlarging.

As mentioned above, message control box 510 has the design of instant (Dolby Digital Live) coding circuit of Dolby Digital and DTS CONNECT, and just inside has Dolby Digital instant (Dolby DigitalLive) and DTS CONNECT coding IC.Instant coding of this Dolby Digital and DTS CONNECT coding IC can be encoded into any sound source signal the digital signal of Dolby AC3 and DTS CONNECT form immediately, and optical fiber connecting interface 514 outputs to decoder 530 with signal via optical fiber 515 thus, to reach the effect that any moment can both reach the AC3 surrounding sound field.Just when main frame 501, when for example holder for TV playing enters game mode, the PCM digital signal of being exported, after can be via the design of the loops in the message control box 510 signal being encoded immediately, be sent to decoder 530, and this decoder 530 can produce for example Dolby sound field effect or DTS (Digital Theater System, DTS) signal of sound field effect.

Claims

1. a multichannel numeral sound field Headphone device is characterized in that comprise: a pair of multi-sound-channel earphone is connected in fixed cell both sides; The message control box, be electrically connected to this to multi-sound-channel earphone, this message control box has a general serial connecting bus connecting interface, an optical fiber connecting interface and switches switch, wherein this optical fiber connecting interface meets the digital signal of S/PDIF specification in order to output, and this diverter switch is in order to switch the operator scheme of this multichannel numeral sound field Headphone device; And general serial connecting bus connecting line, one end is connected to this message control box via this general serial connecting bus connecting interface, the other end is connected to an outside source of sound via general serial connecting bus splicing ear, and multi-sound-channel earphone is sounded by this via this message control box, or via the loop design signal encoded immediately become meet this S/PDIF specification digital signal via this optical fiber connecting interface output.

2. multichannel as claimed in claim 1 numeral sound field Headphone device is characterized in that, the operator scheme of this multichannel numeral sound field Headphone device comprise six passages and two channel patterns one of them.

3. multichannel numeral sound field Headphone device as claimed in claim 2, it is characterized in that, when the operator scheme of this multichannel numeral sound field Headphone device was this six channel pattern, this message control box transmission multichannel source of sound was passed to this and multi-sound-channel earphone is sent the surrounding sound field with multichannel.

4. multichannel numeral sound field Headphone device as claimed in claim 2, it is characterized in that, when the operator scheme of this multichannel numeral sound field Headphone device is this two channel pattern, this message control box transmits stereo source of sound and gives this to multi-sound-channel earphone, and by this at least two loud speakers in multi-sound-channel earphone is sounded simultaneously.

5. multichannel numeral sound field Headphone device as claimed in claim 4, it is characterized in that, when the operator scheme of this multichannel numeral sound field Headphone device is this two channel pattern, this message control box transmits stereo source of sound and gives this to multi-sound-channel earphone, and by this preposition main sound channel loudspeaker and supper bass loudspeaker in multi-sound-channel earphone are sounded simultaneously, make it have different sound field effects.

6. multichannel numeral sound field Headphone device as claimed in claim 1 is characterized in that, more comprises a microphone, constitutes with this message control box and leads to.

7. multichannel numeral sound field Headphone device as claimed in claim 6 is characterized in that this microphone is removable formula design, at this multi-sound-channel earphone is had a contact join domain, is electrically connected in order to reach with this microphone.

8. multichannel numeral sound field Headphone device as claimed in claim 6 is characterized in that this microphone is positioned on this connecting line to multi-sound-channel earphone and this message control box.

9. multichannel as claimed in claim 6 numeral sound field Headphone device is characterized in that, this microphone can a connecting line inserts on the tie point of this message control box and finishes electrical connection.

10. a multichannel numeral sound field Headphone device is characterized in that comprise: a pair of multi-sound-channel earphone is connected in fixed cell both sides; The message control box, be electrically connected to this to multi-sound-channel earphone, this message control box has a connecting interface and the switching switch that a general serial connecting bus connecting interface, meets the S/PDIF specification, wherein the connecting interface of this S/PDIF specification has the digital signal of Dolby AC3 and DTS CONNECT form in order to this S/PDIF specification output, and this diverter switch is in order to switch the operator scheme of this multichannel numeral sound field Headphone device; And general serial connecting bus connecting line, one end is connected to this message control box via this USB connecting interface, the other end is connected to an outside source of sound via general serial connecting bus splicing ear, and multi-sound-channel earphone is sounded by this via this message control box, or this connecting interface output that meets the S/PDIF specification has the digital signal of Dolby AC3 and DTS CONNECT form after via the loop design signal being encoded immediately.

11. multichannel numeral sound field Headphone device as claimed in claim 10 is characterized in that this connecting interface that meets the S/PDIF specification is to be connected to an outside decoder via an optical fiber.

12. multichannel as claimed in claim 10 numeral sound field Headphone device is characterized in that, the operator scheme of this multichannel numeral sound field Headphone device comprise six passages and two channel patterns one of them.

13. multichannel numeral sound field Headphone device as claimed in claim 12, it is characterized in that, when the operator scheme of this multichannel numeral sound field Headphone device was this six channel pattern, this message control box transmission multichannel source of sound was passed to this and multi-sound-channel earphone is sent the surrounding sound field with multichannel.

14. multichannel numeral sound field Headphone device as claimed in claim 12, it is characterized in that, when the operator scheme of this multichannel numeral sound field Headphone device is this two channel pattern, this message control box transmits stereo source of sound and gives this to multi-sound-channel earphone, and by this at least two loud speakers in multi-sound-channel earphone is sounded simultaneously.

15. multichannel numeral sound field Headphone device as claimed in claim 14, it is characterized in that, when the operator scheme of this multichannel numeral sound field Headphone device is this two channel pattern, this message control box transmits stereo source of sound and gives this to multi-sound-channel earphone, and by this preposition main sound channel loudspeaker and supper bass loudspeaker in multi-sound-channel earphone are sounded simultaneously, make it have different sound field effects.

16. multichannel numeral sound field Headphone device as claimed in claim 10 is characterized in that, more comprises a microphone, constitutes with this message control box and leads to.

17. multichannel numeral sound field Headphone device as claimed in claim 16 is characterized in that this microphone is removable formula design, at this multi-sound-channel earphone is had a contact join domain, is electrically connected in order to reach with this microphone.

18. multichannel numeral sound field Headphone device as claimed in claim 16 is characterized in that this microphone is positioned on this connecting line to multi-sound-channel earphone and this message control box.

19. multichannel as claimed in claim 16 numeral sound field Headphone device is characterized in that, this microphone can a connecting line inserts on the tie point of this message control box and finishes electrical connection.

20. multichannel numeral sound field Headphone device as claimed in claim 10, it is characterized in that, this multi-sound-channel earphone comprises: headset main body, main loudspeaker and one first sub-loud speaker and at least one pair of chamber extension, this headset main body comprises a chamber body and a keynote chamber bracing frame, wherein this keynote chamber bracing frame has most holes, wherein forms an ante-chamber MIXING STUDIO, keynote chamber and tone chamber, back in this chamber body; This main loudspeaker and one first sub-loud speaker, wherein this main loudspeaker is positioned on this keynote chamber bracing frame, and this first sub-loud speaker places on the protuberance of this chamber body, and and form this tone chamber, back between this keynote chamber bracing frame; And this at least one pair of chamber extension, be disposed at this chamber body outside, and has an opening respectively towards this chamber body inside, to form the part of this keynote chamber, space by this chamber body inner space and this chamber extension, adjust formed this ante-chamber MIXING STUDIO in this Headphone structure, keynote chamber and the back complex tone field characteristic that forms between the tone chamber according to this, and as the output of this multi-sound-channel earphone.

21. multichannel numeral sound field Headphone device as claimed in claim 20 is characterized in that, wherein those hole parts of this keynote chamber bracing frame were in order to being sent to this ante-chamber MIXING STUDIO to form this complex tone field characteristic by the formed sound field in tone chamber, back.

22. multichannel numeral sound field Headphone device as claimed in claim 20, it is characterized in that those hole parts of this keynote chamber bracing frame are in order to be sent to this ante-chamber MIXING STUDIO to form this complex tone field characteristic to the chamber extension at the inner formed independent sound field of this chamber body with this.

23. multichannel numeral sound field Headphone device as claimed in claim 20, it is characterized in that, this is to disposing one second sub-loud speaker and one the 3rd sub-loud speaker respectively in the chamber extension, the sound field that is produced forms independent sound field in this chamber body inner space respectively.

24. multichannel numeral sound field Headphone device as claimed in claim 20, it is characterized in that, this main loudspeaker is as preposition main sound channel loudspeaker of this 5.1 multichannel source of sound, this first sub-loud speaker can be used as supper bass loudspeaker, and this second sub-loud speaker and the 3rd sub-loud speaker are respectively as center channel loudspeaker and surround channel loudspeaker.