CN2626166Y - Multichannel earphone module and earphone unit thereof - Google Patents
Multichannel earphone module and earphone unit thereof Download PDFInfo
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- CN2626166Y CN2626166Y CN 03200444 CN03200444U CN2626166Y CN 2626166 Y CN2626166 Y CN 2626166Y CN 03200444 CN03200444 CN 03200444 CN 03200444 U CN03200444 U CN 03200444U CN 2626166 Y CN2626166 Y CN 2626166Y
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Abstract
The utility model discloses a multi-channel headphone module, which comprises two headphone units which are respectively arranged at two ears of the user. In addition, the headphone units are respectively provided with a hood, a front sound channel loudspeaker, a rear sound channel loudspeaker and a super bass sound channel loudspeaker, wherein the front sound channel loudspeaker is arranged in the hood, and the rear sound channel loudspeaker is arranged in the hood corresponding to the position of the front sound channel loudspeaker, while the super bass sound channel loudspeaker is arranged at the bottom of the hood. The point worthy to be noted is that an acute angle is existed between the axial direction of the rear sound channel loudspeaker and the axial direction of the front sound channel loudspeaker, the phenomenon of the mutual stacking or mutual disturbance of the sound wave can be significantly reduced, therefore the performance of the audio output of the headphone unit can be effectively improved.
Description
Technical field
The utility model relates to a kind of earphone module, particularly a kind of multi-sound-channel earphone module that the source of sound output of multichannel (Multi-Channel) is provided.
Background technology
Along with the advancing by leaps and bounds of electronics technology industry, make various electronic products design towards compact trend invariably in recent years, so will help the user to carry and manipulate, or dwindle the parking space of electronic product.With regard to voice output, earphone promptly is the most tangible example.According to the mode of the head that is fixed in the user of earphone, can be with rough headphone, PlayGear Stealth and the supra-aural earphone etc. of being divided into of earphone.
For music-lover or film appreciator, there's no one who doesn't or isn't pursue audio when participating in the cintest and present.With regard to known techniques, in order to simulate real sound field state, normally a plurality of large-scale loud speakers are furnished respectively be looped around the user around, in order to simulate real sound field state.Source of sound with 5.1 sound channels is output as example, preposition L channel (Front/LeftChannel) loud speaker must be provided at least, preposition R channel (Front/Right Channel) loud speaker, rearmounted L channel (Rear/Left Cannel) loud speaker, rearmounted R channel (Rear/Left Channel) loud speaker, center channels (Center Channel) loud speaker and supper bass sound channel (SubwooferChannel) loud speaker, and these loud speakers are furnished ad-hoc location in user's space of living in respectively, utilize the technology of sound delay time to simulate real sound field state simultaneously, allow the user obtain real impression when participating in the cintest.
Yet, when the user want out of doors or narrow space in listoning music or ornamental film, if when desiring to obtain to experience when participating in the cintest really simultaneously, the above-mentioned stereo set of being made up of large-scale loud speaker can't meet user's demand.Therefore, in order to allow the user can be out of doors or listoning music or ornamental film in the narrow space, known techniques has developed and a kind of multi-sound-channel earphone module, utilizing itself is the sound source output device of earphone kenel, in order to replacing large-scale stereo set, and can simulate real sound field state equally.In addition, for large-scale stereo set, the multi-sound-channel earphone module has more in light weight and characteristics such as volume is little, so help carrying or storing of user.
Please refer to Fig. 1, it illustrates the schematic appearance of known multi-sound-channel earphone module.Multi-sound-channel earphone module 100 comprises a fixed cell 110 and two headphone units 120, and wherein two headphone units 120 are connected to fixed cell 110.Therefore, when multi-sound-channel earphone module 100 was worn head in the user, fixed cell 110 can be disposed at user's ears respectively with two headphone units 120, so that allow user's ears can receive the sound that two headphone units 120 are sent respectively.
Please refer to Fig. 2 A, it illustrates the generalized section of known headphone unit.Known headphone unit 200 (being the headphone unit 120 of Fig. 1) mainly comprises a cover body 210, one preposition channel loudspeaker 220, one preposition sound channel audio amplifier 222, one rearmounted channel loudspeaker 230, one a rearmounted sound channel audio amplifier 232 and a supper bass channel loudspeaker 240.At first, preposition channel loudspeaker 220 is equipped on the inside of cover body 210, and preposition sound channel audio amplifier 222 also is equipped on the inside of cover body 210, and holds preposition channel loudspeaker 220.In addition, rearmounted channel loudspeaker 230 is corresponding to the position of preposition channel loudspeaker 220, and is equipped on the inside of cover body 210 equally, and rearmounted sound channel audio amplifier 232 also is equipped on the inside of cover body 210, and holds rearmounted channel loudspeaker 230.In addition, 240 bottoms that are equipped on cover body 210 of supper bass channel loudspeaker.
Please refer to Fig. 2 B, it illustrates the generalized section of the relative position of the preposition channel loudspeaker of Fig. 2 A, rearmounted channel loudspeaker and supper bass channel loudspeaker.With regard to known headphone unit 200, the axially parallel of preposition channel loudspeaker 220 is axial in rearmounted channel loudspeaker 230, so will cause preposition channel loudspeaker 220 and rearmounted channel loudspeaker 230 the sound wave that produces respectively the phenomenon of mutual superposition seriously or phase mutual interference will take place under both, thereby have influence on the quality of sound and the separating degree of preposition/rearmounted sound channel significantly.
Please refer to Fig. 2 C, it illustrates the generalized section of the preposition sound channel audio amplifier of Fig. 2 A.The interior diapire of preposition sound channel audio amplifier 222 normally forms the surperficial 222a of a planarization, the sound wave that so will cause the preposition channel loudspeaker 220 of Fig. 2 A to be produced, it very easily reflexes to the top of preposition sound channel audio amplifier 222 via plane 222a, and with normal sound wave under the mutual superposition or the phenomenon of mutual interference mutually take place, thereby cause the appearance of noise.
The utility model content
In view of this, the purpose of this utility model is to provide a kind of multi-sound-channel earphone module, can significantly reduce the sound wave mutual superposition of headphone unit or the phenomenon of phase mutual interference, and effectively improves the usefulness of the source of sound output of multi-sound-channel earphone module.
Based on above-mentioned purpose of the present utility model, the utility model proposes a kind of multi-sound-channel earphone module, comprise two headphone units at least, it is suitable for being disposed at respectively user's ears.In addition, these headphone units have a cover body, a preposition channel loudspeaker, a rearmounted channel loudspeaker and a supper bass channel loudspeaker respectively, wherein preposition channel loudspeaker is equipped on the inside of cover body, rearmounted channel loudspeaker is the position of corresponding preposition channel loudspeaker then, and be equipped on the inside of cover body, and rearmounted channel loudspeaker axially with preposition channel loudspeaker axially accompany one first acute angle, and the supper bass channel loudspeaker is equipped on the bottom of cover body.
According to multi-sound-channel earphone module of the present utility model, the angular range of first acute angle is 25～35 degree, and optimum value is 30 degree.
According to multi-sound-channel earphone module of the present utility model, preposition channel loudspeaker axially and the supper bass channel loudspeaker axially accompany one second acute angle, its angular range is 5～15 degree, optimum value is 10 degree, and rearmounted channel loudspeaker axially and the supper bass channel loudspeaker axially accompany one the 3rd acute angle, its angular range is 15～25 degree, and optimum value is 20 degree.
According to multi-sound-channel earphone module of the present utility model, each headphone unit also comprises a preposition sound channel audio amplifier, a rearmounted sound channel audio amplifier and a supper bass sound channel audio amplifier, wherein preposition sound channel audio amplifier is equipped on the inside of this cover body, and hold preposition channel loudspeaker, and rearmounted sound channel audio amplifier also is equipped on the inside of cover body, and hold rearmounted channel loudspeaker, and supper bass sound channel audio amplifier is equipped on the bottom of cover body, and hold the supper bass channel loudspeaker.
According to multi-sound-channel earphone module of the present utility model, the interior diapire of these preposition sound channel audio amplifiers is respectively a waveform surface, and the interior diapire of these preposition sound channel audio amplifiers has at least one air vent hole respectively, and it is arranged in the interior diapire of its pairing preposition sound channel audio amplifier.In addition, the corresponding preposition loud speaker of the ripple on waveform surface axially, and stretch out radially and rise and fall.
According to multi-sound-channel earphone module of the present utility model, the interior diapire of these rearmounted sound channel audio amplifiers is respectively a waveform surface, and the interior diapire of these rearmounted sound channel audio amplifiers has at least one air vent hole respectively, and it is arranged in the interior diapire of its pairing rearmounted sound channel audio amplifier.In addition, the corresponding rearmounted loud speaker of the ripple on waveform surface axially, and stretch out radially and rise and fall.
According to multi-sound-channel earphone module of the present utility model, the diameter that the footpath of preposition channel loudspeaker, rearmounted channel loudspeaker and supper bass channel loudspeaker makes progress is than being (30 ± 0.5): (28 ± 0.5): (40 ± 0.5), best diameter ratio is 30: 28: 40.
According to multi-sound-channel earphone module of the present utility model, the phase angle of the sound source signal that sound source signal that preposition channel loudspeaker and rearmounted channel loudspeaker received and supper bass channel loudspeaker are received differs 180 degree.
For above-mentioned and other purpose of the present utility model, feature and advantage can be become apparent, a preferred embodiment cited below particularly, and conjunction with figs. are elaborated.
Description of drawings
Fig. 1 illustrates the schematic appearance of known multi-sound-channel earphone module;
Fig. 2 A illustrates the generalized section of known headphone unit;
Fig. 2 B illustrates the generalized section of the relative position of the preposition channel loudspeaker of Fig. 2 A, rearmounted channel loudspeaker and supper bass channel loudspeaker;
Fig. 2 C illustrates the generalized section of the preposition sound channel audio amplifier of Fig. 2 A;
Fig. 3 illustrates the schematic appearance of the multi-sound-channel earphone module of preferred embodiment of the present utility model;
Fig. 4 A illustrates the generalized section of the headphone unit of preferred embodiment of the present utility model;
Fig. 4 B illustrates the generalized section of the relative position of the preposition channel loudspeaker of Fig. 4 A, rearmounted channel loudspeaker and supper bass channel loudspeaker;
Fig. 4 C illustrates the generalized section of the preposition sound channel audio amplifier of Fig. 4 A; And
Fig. 5 illustrates the frequency response curve that the front/rear diapire of putting the sound channel audio amplifier does not add and have adding waveform surface design.
Embodiment
Please refer to Fig. 3, it illustrates the schematic appearance of the multi-sound-channel earphone module of preferred embodiment of the present utility model.Multi-sound-channel earphone module 300 includes a fixed cell 310 and two headphone units 320, and wherein two headphone units 320 are connected to fixed cell 310.Therefore, when multi-sound-channel earphone module 300 was worn head in the user, fixed cell 310 can be disposed at user's ears respectively with two headphone units 320, so that allow user's ears can receive the sound that two headphone units 120 are sent respectively.Kind that it should be noted that fixed cell 310 can be wears such as head hoop, ear-hang, neck ring, the helmet or cap, in order to two headphone units 320 are disposed at user's ears respectively.
Please equally with reference to figure 3, in order to simulate real sound field state, for example simulate the left and right directions of source of sound and moving of fore-and-aft direction, so multi-sound-channel earphone module 300 must provide quadrophonic at least source of sound output to allow the user go impression, that is the source of sound that at least two sound channels are provided respectively exports user's ears to, and the source of sound outgoing position of these sound channels is always designed in corresponding user's front and back simultaneously.In addition, for the audio of the low frequency part (being supper bass) that simulates source of sound, two supper bass sound channels about multi-sound-channel earphone module 300 more provides.Yet, be the source of sound output how multichannel is provided for multi-sound-channel earphone module 300 is described, be that example is elaborated all hereinafter with the headphone unit 320 on one-sided (left side or right side).
Please refer to Fig. 4 A, it illustrates the generalized section of the headphone unit of preferred embodiment of the present utility model.Headphone unit 400 of the present utility model (being the headphone unit 320 of Fig. 3) mainly comprises a cover body 410, one preposition channel loudspeaker 420, one preposition sound channel audio amplifier 422, one rearmounted channel loudspeaker 430, one a rearmounted sound channel audio amplifier 432 and a supper bass channel loudspeaker 440.At first, preposition channel loudspeaker 420 is equipped on the inside of cover body 410, and preposition sound channel audio amplifier 422 also is equipped on the inside of cover body 410, and holds preposition channel loudspeaker 420.In addition, rearmounted channel loudspeaker 430 is corresponding to the position of preposition channel loudspeaker 420, and is equipped on the inside of cover body 410 equally, and rearmounted sound channel audio amplifier 432 also is equipped on the inside of cover body 410, and holds rearmounted channel loudspeaker 430.In addition, 440 bottoms that are equipped on cover body 410 of supper bass channel loudspeaker.It should be noted that with the headphone unit 200 shown in known Fig. 2 A in comparison, headphone unit 400 of the present utility model is set up a supper bass sound channel audio amplifier 442 extraly, it is equipped on the bottom of cover body 410, and holds supper bass channel loudspeaker 440.Therefore, each loud speaker of single headphone unit 400 of the present utility model all has auxiliary audio amplifier separately.In addition, for preposition channel loudspeaker 420 and rearmounted channel loudspeaker 430, cover body 410 more can be used as and has same audio amplifier altogether.In addition, preposition sound channel audio amplifier 422, rearmounted sound channel audio amplifier 432 and supper bass sound channel audio amplifier 442 are dorsad the formula design of giving vent to anger, and meaning is that the diapire of these audio amplifiers all is equipped with air vent hole (not illustrating), in order to lead sound press off.
Please refer to Fig. 4 B, it illustrates the generalized section of the relative position of the preposition channel loudspeaker of Fig. 4 A, rearmounted channel loudspeaker and supper bass channel loudspeaker.With regard to single headphone unit 200 of the present utility model, preposition channel loudspeaker 420 axially with rearmounted channel loudspeaker 430 axially accompany one first acute angle A, its angular range is 25～35 degree, optimum value is 30 degree.In other words, preposition channel loudspeaker 420 axially and supper bass channel loudspeaker 440 axially accompany one second acute angle B, its angular range is 5～15 degree, optimum value is 10 degree, and rearmounted channel loudspeaker 430 axially and supper bass channel loudspeaker 440 axially accompany one the 3rd acute angle C, its angular range is 15～25 degree, and optimum value is 20 degree.Therefore, because the angle initialization under above-mentioned each is axial, with the preposition channel loudspeaker 220 shown in known Fig. 2 B and rearmounted channel loudspeaker 230 in comparison, preposition channel loudspeaker 420 of the present utility model and rearmounted channel loudspeaker 430 the sound wave that produces respectively mutual superposition or the interference phenomenon under both can significantly reduce, thereby effectively improve the quality of sound and the separating degree of preposition/rearmounted sound channel.
Please refer to Fig. 4 C, it illustrates the generalized section of the preposition sound channel audio amplifier of Fig. 4 A.In the preposition sound channel audio amplifier 222 of known Fig. 2 C in comparison, the interior diapire of preposition sound channel audio amplifier 422 of the present utility model forms waveform surface 422a, and the ripple of this waveform surface 422a more can corresponding to the preposition loud speaker 420 shown in Fig. 4 B axially, and stretch out radially and rise and fall.Therefore, the sound wave that the preposition channel loudspeaker 420 of Fig. 4 B is produced can be via the air vent hole 422b of the diapire of preposition sound channel audio amplifier 422, and leads off to the inside of the cover body 410 shown in Fig. 4 A (common audio amplifier).Therefore, with the preposition sound channel audio amplifier 222 shown in known Fig. 2 C in comparison, preposition sound channel audio amplifier 422 of the present utility model can reduce the phenomenon that mutual superposition or phase mutual interference take place under the sound wave, thereby reduce the appearance of noise.In addition, its structure of interior diapire of the rearmounted sound channel audio amplifier 432 of Fig. 4 A also can be same as the structure of the interior diapire of preposition sound channel audio amplifier 422, in this no longer giving unnecessary details more.
For the diapire that compares audio amplifier adds the significant difference that is produced under the waveform surface design, please refer to Fig. 5, it illustrates the frequency response curve that the front/rear diapire of putting the sound channel audio amplifier does not add and have adding waveform surface design.At first, when the diapire of current/rearmounted sound channel audio amplifier does not add the waveform surface design, pairing frequency response curve is curve L1, its fluctuating in its intensity of sound of frequency range of 100Hz～1kHz is very big, and the place about the most responsive sound frequency 1kHz of the mankind, its intensity of sound more surpasses 110 decibels, so known multi-sound-channel earphone module is easy at noises such as this sound frequency generation hiss or sounds of the wind.Then, when the diapire of current/rearmounted sound channel audio amplifier has the waveform of adding surface design, pairing frequency response curve is curve L2, its fluctuating in its intensity of sound of frequency range of 100Hz～1kHz is less, and the place about the most responsive sound frequency 1kHz of the mankind, more too late 105 decibels of its intensity of sound, so multi-sound-channel earphone module of the present utility model is difficult at noises such as this sound frequency generation hiss or sounds of the wind, thereby help to improve the overall efficiency of multi-sound-channel earphone module of the present utility model.
Usefulness for the source of sound output of the headphone unit 400 that improves Fig. 4 A of the present utility model, refer again to Fig. 4 A, the diameter ratio that the utility model more can make progress the footpath of preposition channel loudspeaker 420, rearmounted channel loudspeaker 430 and subwoofer 440 is set at (30 ± 0.5): (28 ± 0.5): (40 ± 0.5), and best diameter ratio is 30: 28: 40.In addition, preposition channel loudspeaker 420 and rearmounted channel loudspeaker 430, adopt the reverse drive design under both and the supper bass channel loudspeaker 440, meaning is the sound source signal that preposition channel loudspeaker 420 and rearmounted channel loudspeaker 430 are received, the phase angle of the sound source signal that itself and supper bass channel loudspeaker 440 are received is set and is differed 180 degree, so can significantly reduce the resonance sound press of cover body 410, thereby effectively improve the usefulness of the source of sound output of headphone unit 400.It should be noted that, herein can be simultaneously with the painstakingly reversal connection of voice coil loudspeaker voice coil polarity of preposition channel loudspeaker 420 and rearmounted channel loudspeaker 420, or, the phase angle of both sound source signals can be set and differ 180 degree only with the painstakingly reversal connection of voice coil loudspeaker voice coil polarity of supper bass channel loudspeaker 440.
In sum, multi-sound-channel earphone module of the present utility model has following advantage:
(1) each headphone unit of multi-sound-channel earphone module of the present utility model with respect to the supper bass channel loudspeaker axially, and the axial and rearmounted channel loudspeaker of the preposition channel loudspeaker of rotation adjustment is axial, in order to significantly to reduce the phenomenon of sound wave mutual superposition or phase mutual interference, so can effectively improve the usefulness of the source of sound output of headphone unit;
(2) more extra increase by the one supper bass sound channel audio amplifier of each headphone unit of multi-sound-channel earphone module of the present utility model, make each loud speaker all have auxiliary audio amplifier separately, and utilize cover body to share audio amplifier as one, thereby constitute the framework of three loud speakers and four audio amplifiers, so can effectively improve the usefulness of the source of sound output of headphone unit;
(3) each headphone unit of multi-sound-channel earphone module of the present utility model more can form wavy surface in the interior diapire design of preposition/rearmounted sound channel audio amplifier, in order to reduce the phenomenon of acoustic reflection, so can significantly reduce reflected sound wave and the sound wave mutual superposition or the phenomenon of mutual interference normally mutually; And
(4) its preposition channel loudspeaker of each headphone unit of multi-sound-channel earphone module of the present utility model and rearmounted channel loudspeaker, adopt the reverse drive design under both and the supper bass channel loudspeaker, so can significantly reduce the resonance sound press of headphone unit, thereby effectively improve the usefulness of the source of sound output of headphone unit.
Though the utility model discloses as above with a preferred embodiment; right its is not in order to limit the utility model; any those of ordinary skills; in not breaking away from spirit and scope of the present utility model; when doing a little change and retouching, therefore protection range of the present utility model is as the criterion when looking the claim person of defining.
Claims (26)
1. a multi-sound-channel earphone module is characterized in that, comprises at least:
Two headphone units are suitable for being disposed at respectively user's ears, and those headphone units have respectively:
One cover body;
One preposition channel loudspeaker is equipped on the inside of this cover body;
One rearmounted channel loudspeaker, it is to position that should preposition channel loudspeaker, and is equipped on the inside of this cover body, and should the postposition channel loudspeaker axially with this preposition channel loudspeaker axially accompany one first acute angle; And
One supper bass channel loudspeaker is equipped on the bottom of this cover body.
2. multi-sound-channel earphone module as claimed in claim 1 is characterized in that: also comprise at least one fixed cell, it is connected to those headphone units, in order to those headphone units are disposed at user's ears respectively.
3. multi-sound-channel earphone module as claimed in claim 1 is characterized in that: the angular range of this first acute angle is 25～35 degree.
4. multi-sound-channel earphone module as claimed in claim 1, it is characterized in that: this preposition channel loudspeaker axially and this supper bass channel loudspeaker axially accompany one second acute angle, its angular range is 5～15 degree, and should the postposition channel loudspeaker axially with this supper bass channel loudspeaker axially accompany one the 3rd acute angle, its angular range is 15～25 to spend.
5. multi-sound-channel earphone module as claimed in claim 1 is characterized in that: each those headphone unit also comprises:
One preposition sound channel audio amplifier is equipped on the inside of this cover body, and holds this preposition channel loudspeaker;
One rearmounted sound channel audio amplifier is equipped on the inside of this cover body, and holds this postposition channel loudspeaker; And
One supper bass sound channel audio amplifier is equipped on the bottom of this cover body, and holds this supper bass channel loudspeaker.
6. multi-sound-channel earphone module as claimed in claim 5, it is characterized in that: the interior diapire of those preposition sound channel audio amplifiers is respectively a waveform surface, and the interior diapire of those preposition sound channel audio amplifiers has at least one air vent hole respectively, and it is arranged in the interior diapire of its pairing this preposition sound channel audio amplifier.
7. multi-sound-channel earphone module as claimed in claim 6 is characterized in that: the ripple on this waveform surface to should preposition loud speaker axially, and stretch out radially and rise and fall.
8. multi-sound-channel earphone module as claimed in claim 5, it is characterized in that: the interior diapire of those rearmounted sound channel audio amplifiers is respectively a waveform surface, and the interior diapire of those rearmounted sound channel audio amplifiers has at least one air vent hole respectively, and it is arranged in its pairing interior diapire that should postposition sound channel audio amplifier.
9. multi-sound-channel earphone module as claimed in claim 8 is characterized in that: the ripple on this waveform surface to should rearmounted loud speaker axially, and stretch out radially and rise and fall.
10. multi-sound-channel earphone module as claimed in claim 1 is characterized in that: the diameter that the footpath of this preposition channel loudspeaker, this postposition channel loudspeaker and this supper bass channel loudspeaker makes progress is than being (30 ± 0.5): (28 ± 0.5): (40 ± 0.5).
11. multi-sound-channel earphone module as claimed in claim 1 is characterized in that: the phase angle of the sound source signal that the sound source signal that this preposition channel loudspeaker and this postposition channel loudspeaker are received and this supper bass channel loudspeaker are received differs 180 degree.
12. a headphone unit is characterized in that, comprises at least:
One cover body;
One preposition channel loudspeaker is equipped on the inside of this cover body;
One rearmounted channel loudspeaker, it is to position that should preposition channel loudspeaker, and is equipped on the inside of this cover body, and should the postposition channel loudspeaker axially with this preposition channel loudspeaker axially accompany one first acute angle; And
One supper bass channel loudspeaker is equipped on the bottom of this cover body.
13. headphone unit as claimed in claim 12 is characterized in that: the angular range of this first acute angle is 25～35 degree.
14. headphone unit as claimed in claim 12, it is characterized in that: this preposition channel loudspeaker axially and this supper bass channel loudspeaker axially accompany one second acute angle, its angular range is 5～15 degree, and should the postposition channel loudspeaker axially with this supper bass channel loudspeaker axially accompany one the 3rd acute angle, its angular range is 15～25 to spend.
15. headphone unit as claimed in claim 12 is characterized in that: this headphone unit also comprises:
One preposition sound channel audio amplifier is equipped on the inside of this cover body, and holds this preposition channel loudspeaker;
One rearmounted sound channel audio amplifier is equipped on the inside of this cover body, and holds this postposition channel loudspeaker; And
One supper bass sound channel audio amplifier is equipped on the bottom of this cover body, and holds this supper bass channel loudspeaker.
16. headphone unit as claimed in claim 15 is characterized in that: the interior diapire of this preposition sound channel audio amplifier is a waveform surface, and the interior diapire of this preposition sound channel audio amplifier has at least one air vent hole, and it is arranged in the interior diapire of this preposition sound channel audio amplifier.
17. headphone unit as claimed in claim 16 is characterized in that: the ripple on this waveform surface to should preposition loud speaker axially, and stretch out radially and rise and fall.
18. headphone unit as claimed in claim 15 is characterized in that: the interior diapire of this postposition sound channel audio amplifier is a waveform surface, and interior diapire that should postposition sound channel audio amplifier has at least one air vent hole, and it is arranged in the interior diapire of this postposition sound channel audio amplifier.
19. headphone unit as claimed in claim 18 is characterized in that: the ripple on this waveform surface to should rearmounted loud speaker axially, and stretch out radially and rise and fall.
20. headphone unit as claimed in claim 13 is characterized in that: the diameter that the footpath of this preposition channel loudspeaker, this postposition channel loudspeaker and this supper bass channel loudspeaker makes progress is than being (30 ± 0.5): (28 ± 0.5): (40 ± 0.5).
21. headphone unit as claimed in claim 13 is characterized in that: the phase angle of the sound source signal that the sound source signal that this preposition channel loudspeaker and this postposition channel loudspeaker are received and this supper bass channel loudspeaker are received differs 180 degree.
22. a headphone unit is characterized in that, comprises at least:
One cover body;
One preposition channel loudspeaker is equipped on the inside of this cover body;
One rearmounted channel loudspeaker, it is to position that should preposition channel loudspeaker, and is equipped on the inside of this cover body, and should the postposition channel loudspeaker axially with this preposition channel loudspeaker axially accompany one first acute angle;
One supper bass channel loudspeaker is equipped on the bottom of this cover body;
One preposition sound channel audio amplifier is equipped on the inside of this cover body, and holds this preposition channel loudspeaker;
One rearmounted sound channel audio amplifier is equipped on the inside of this cover body, and holds this postposition channel loudspeaker; And
One supper bass sound channel audio amplifier is equipped on the bottom of this cover body, and holds this supper bass channel loudspeaker.
23. a headphone unit is characterized in that, comprises at least:
One loud speaker; And
One audio amplifier holds this loud speaker, and the interior diapire of this audio amplifier is a waveform surface, and the interior diapire of this audio amplifier has at least one air vent hole, and it is arranged in the interior diapire of this audio amplifier.
24. headphone unit as claimed in claim 22 is characterized in that: the ripple on this waveform surface to should loud speaker axially, and stretch out radially and rise and fall.
25. a headphone unit is characterized in that, comprises at least:
One cover body;
One preposition channel loudspeaker is equipped on the inside of this cover body;
One rearmounted channel loudspeaker, it is to position that should preposition channel loudspeaker, and is equipped on the inside of this cover body, and should the postposition channel loudspeaker axially with this preposition channel loudspeaker axially accompany one first acute angle; And
One supper bass channel loudspeaker is equipped on the bottom of this cover body,
Wherein the phase angle of the sound source signal that received of the sound source signal that received of this preposition channel loudspeaker and this postposition channel loudspeaker and this supper bass channel loudspeaker differs 180 degree.
26. headphone unit as claimed in claim 25 is characterized in that, this headphone unit also comprises:
One preposition sound channel audio amplifier is equipped on the inside of this cover body, and holds this preposition channel loudspeaker;
One rearmounted sound channel audio amplifier is equipped on the inside of this cover body, and holds this postposition channel loudspeaker; And
One supper bass sound channel audio amplifier is equipped on the bottom of this cover body, and holds this supper bass channel loudspeaker.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03200444 CN2626166Y (en) | 2003-01-08 | 2003-01-08 | Multichannel earphone module and earphone unit thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN 03200444 CN2626166Y (en) | 2003-01-08 | 2003-01-08 | Multichannel earphone module and earphone unit thereof |
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| CN2626166Y true CN2626166Y (en) | 2004-07-14 |
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| CN 03200444 Expired - Lifetime CN2626166Y (en) | 2003-01-08 | 2003-01-08 | Multichannel earphone module and earphone unit thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108141668A (en) * | 2015-09-14 | 2018-06-08 | 翼声有限公司 | In audio converter or relative improvement |
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2003
- 2003-01-08 CN CN 03200444 patent/CN2626166Y/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108141668A (en) * | 2015-09-14 | 2018-06-08 | 翼声有限公司 | In audio converter or relative improvement |
| CN108141668B (en) * | 2015-09-14 | 2024-04-16 | 翼声有限公司 | Improvements in or relating to audio converters |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
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Expiration termination date: 20130108 Granted publication date: 20040714 |