CN101094538B - Device of improving external playback effect, its external means and playback terminal - Google Patents
Device of improving external playback effect, its external means and playback terminal Download PDFInfo
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- CN101094538B CN101094538B CN2007101383701A CN200710138370A CN101094538B CN 101094538 B CN101094538 B CN 101094538B CN 2007101383701 A CN2007101383701 A CN 2007101383701A CN 200710138370 A CN200710138370 A CN 200710138370A CN 101094538 B CN101094538 B CN 101094538B
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Abstract
The apparatus for improving the played sound effects comprises: a case with a first acoustic structure, a first coupling device and a loud speaker used for playing the sound via said first acoustic structure; a plug-in device with a second acoustic structure and a second coupling device; the second acoustic structure is opposite to the first acoustic structure; said second coupling device can be coupled with the first coupling device in removable way.
Description
Technical field
The present invention relates to have the terminal equipment of the outer playing function of sound, the terminal equipment that is improved by external hanging device in particular to sound effect.
Background technology
Current, the increasing terminal equipment that uses of people with the outer playing function of sound, as mp3, the media player of mp4, mobile phone, music phone that especially can playing back music, handheld device etc.The common feature of these electronic products is that volume is little, and is portable, and uses the external played device of loud speaker as sound widely.
The volume of loud speaker, work in whether sonic boom or noise are arranged under the max volume, the multinomial factors such as significance degree of sound clarity degree height, the reducing degree to voice and musical instrument sound, the expressive ability to high, medium and low segment, the dive dynamics of supper bass, the broad degree of sound field, stereo audio can have influence on the loud speaker effect of above-mentioned terminal equipment.These terminal equipments are used alone by the user usually, and are therefore very not high to aspects such as the size requirement of volume, but for the tonequality performance of high-low sound area higher requirement arranged.
And the tonequality of high-low sound area is main and the loud speaker bore, and the volume in sound chamber is relevant, and is also different to the desired frequency of reduction alternative sounds.The sound chamber act on the output frequency response curve that can regulate loud speaker to a certain extent, preceding sound chamber influences the high pitch effect, back sound chamber then influences bass effect, preceding sound chamber volume is big more, then high-frequency resonant point is low more.Because the audio files of playing in the present terminal equipment, high pitch are comparatively outstanding, before the design in sound chamber obtained more attention.And outside mobile phone, mp3, mp4, this class of handheld device have, in the terminal equipment of playing function, often being subjected to the restriction of terminal volume and shape, preceding sound chamber can not be done very greatly.So difficult point of the audio design that is designed to terminal equipments such as mobile phone, mp3, mp4, handheld device in sound chamber.
Fig. 1 has described a tradition and has had the sound terminal equipment 100 of playing function outward, this terminal equipment 100 has only adopted on shell by the output design of leak 102 as loud speaker, preceding sound chamber is in this terminal equipment 100 inside, the volume in preceding sound chamber is subjected to the restriction of mobile phone volume and shape, high-frequency resonant point is high, has been difficult to high pitch expressive force preferably.Therefore need a kind of design and can allow terminal equipment under the situation that does not change its volume and shape, the sound equipment performance of the outer sound reproduction of improvement sound.
Summary of the invention
The objective of the invention is under the prerequisite that does not change playback terminal volume shape and structure, a kind of device that addresses the above problem is provided.The invention provides a kind of device that sound reproduction audio outside self is really improved, comprise a housing, have one first acoustic construction, one first coupling device and a loud speaker, wherein this loud speaker is used for playing sound by this first acoustic construction; An and external hanging device, have one second acoustic construction and one second coupling device, wherein this second acoustic construction is corresponding with above-mentioned first acoustic construction, and this second coupling device can repeat assembling and repeated removal by a connected mode with this first coupling device.
The present invention also comprises a kind of external hanging device that is used to be connected to a playback terminal, this playback terminal has one first acoustic construction, one first coupling device and a loud speaker, wherein this loud speaker is used for playing sound by this first acoustic construction, this external hanging device comprises one second acoustic construction, and wherein this second acoustic construction is corresponding with above-mentioned first acoustic construction; And one second coupling device, be used for repeating assembling and repeated removal by a connected mode with this first coupling device.
The present invention more comprises a kind of playback terminal that can connect an external hanging device, this external hanging device has one second acoustic construction and one second coupling device, this playback terminal comprises a housing, has one first acoustic construction, an and loud speaker, wherein this loud speaker is used for playing sound by this first acoustic construction, and this first acoustic construction is used to provide the resonant cavity of above-mentioned loud speaker; And one first coupling device, being used for external this external hanging device, the position of this first coupling device is corresponding with above-mentioned first acoustic construction, repeats assembling and repeated removal according to a connected mode and this external hanging device.
Description of drawings
Below with reference to diagram feature of the present invention, aspect and embodiment are described.Wherein:
Fig. 1 is a schematic diagram, illustrates outside the sound that uses in prior terminal and puts device;
Fig. 2 is a schematic diagram, and the concrete structure of putting device in terminal equipment outside the sound that uses is described;
Fig. 3 is a schematic diagram, illustrates in one embodiment of the invention, and the outer playback that improves this terminal equipment by external hanging device is imitated; And
Fig. 4 is an external hanging device longitudinal section, introduces the hollow design in the external hanging device that uses in the foregoing description.
Embodiment
Below described in the equipment with playing function outside the sound, improved the outer sound of saying, the effect of music by an external hanging device.The those of ordinary skill in this field is appreciated that, the present invention is not limited to following described embodiment, promptly this embodiment cannot think limitation of the present invention, described device of the present invention can be applied in other similar embodiment, only needs its basic principle consistent with wide region of the present invention with novelty.
Fig. 2 is a device embodiment schematic diagram with the outer playing function of sound.Wherein, this device comprises the housing 202 of a playback terminal, audio file can be play by inner loud speaker 206.The audio file that loud speaker 206 is play can be speech, melody etc.Especially audio files such as melody contains more rich high frequency element, and result of broadcast is had bigger requirement.In one embodiment, this housing 202 has the loud speaker inner with it 206 corresponding one first acoustic construction 230 and one first coupling devices 232.These loud speaker 206 outer sound of putting are by these first acoustic construction, 230 performance sound equipments.This first acoustic construction is used to loud speaker 206 that resonant cavity is provided.In one embodiment, this first coupling device 232 is positioned near the acoustics outlet all around of this first acoustic construction 230.As stated in the Background Art, owing to be subjected to the volume of this housing 202 and the restriction of shape, the sound equipment of the loud speaker 206 by this first acoustic construction 230 shows unsatisfactory.
In Fig. 3, the housing 310 of a playback terminal and the schematic diagram of the embodiment that external hanging device 320 makes up have been described, external hanging device 320 can comprise one second acoustic construction, 322, one second coupling devices 324, with a lanyard 326.In one embodiment, this external hanging device 320 can also comprise an ornament 328.In one embodiment, this second acoustic construction 322 is designed to hollow structure, and the shape of its hollow structure designs in conjunction with Principles of Acoustics and appearance and modeling.During use, can be connected with corresponding first coupling device 314 by second coupling device 324, this external hanging device 320 is assembled on the housing 310 that need play sound, and makes second acoustic construction 322 keep being connected preferably with first acoustic construction 312.Second acoustic construction 322 of this external hanging device 320 can increase the volume in preceding sound chamber, thereby has changed the volume and the shape of first acoustic construction 312 of prior art middle shell 310.Make housing 310 first acoustic construction 312 the sound playback can be improved significantly.When the user does not need this external hanging device 320, can be with its first coupling device 314 and the unloading of second coupling device 324, and the audio of housing 310 is not improved.After the dismounting, this external hanging device 320 can be connected with lanyard hole 316 on the housing 310 by a lanyard 326, only is decoration function at this moment, and to using next time and carrying all very convenient.Certainly the user also can unload lanyard 326 and this external hanging device 320.
In one embodiment, first coupling device 314 that Fig. 3 describes can be realized being connected with corresponding second coupling device 324 by sucker, wherein when first coupling device 314 is sucker, second coupling device 324 provides this first coupling device, 314 needed smooth flat, and suction can keep first coupling device 314 to contact with second the good of coupling device 324, and can play the effect of fixing second acoustic construction 322.The ordinary person of this technical field can recognize, as smooth flat, second coupling device 324 also can be realized function of the present invention for sucker by first coupling device 314.
In one embodiment, first coupling device 314 that Fig. 3 describes can be realized being connected by the form that magnet engages with corresponding second coupling device 324, wherein when first coupling device 314 is first magnetic pole of magnet, second coupling device 324 is second magnetic pole corresponding with first coupling device 314, first magnetic pole and second magnetic pole are opposite pole and can attract each other, and magnetic force can keep first coupling device 314 to contact with second the good of coupling device 324, and can play the effect of fixing second acoustic construction 322.This magnet only plays fixation, and first acoustic construction 312 in the housing 310 is not had interference effect.
In one embodiment, first coupling device 314 that Fig. 3 describes can be realized by the mode of draw-in groove being connected with corresponding second coupling device 324, wherein when first coupling device 314 is projection, second coupling device 324 is and these first coupling device, 314 corresponding groove, when engaging, good contact can be kept, and the effect of fixing second acoustic construction 322 can be played.The ordinary person of this technical field can recognize that when second coupling device 324 was projection, first coupling device 314 was and these second coupling device, 324 corresponding groove also can realize function of the present invention.
In one embodiment, first coupling device 314 that Fig. 3 describes can be realized by the mode of bolt being connected with corresponding second coupling device 324, wherein when first coupling device 314 is the screw of projection, second coupling device 324 is and the embedded nut of these first coupling device, 314 correspondences, when engaging, good contact can be kept, and the effect of fixing second acoustic construction 322 can be played.The ordinary person of this technical field can recognize, when first coupling device 314 is embedded nut, second coupling device 324 for and the screw of the projection of these second coupling device, 324 correspondences also can realize function of the present invention.
The connected mode of first coupling device 314 and corresponding second coupling device 324 is only in order to keep the fixing of external hanging device 320 and housing 310, and these connected modes can make the external hanging device 320 can be from unloading and assembling repeatedly repeatedly on the housing 310.This first coupling device 314 is with can to make after second coupling device 324 engages the rising tone learn the position of the position of structure 322 and first acoustic construction 312 on the housing 310 corresponding.In one embodiment, the position of this second acoustic construction 322 be in first acoustic construction 312 sound outlet 318 directly over and the center correspondence, the sound that broadcasts can be improved in second acoustic construction 322.When external hanging device 320 is connected with housing 310, accomplish sealing, so that the air in second acoustic construction 322 of external hanging device 320 can effectively vibrate in the junction as far as possible.If connected mode can not reach requirement, then may can decline to a great extent to the improvement degree of audio.
Above-described terminal equipment can have the equipment of sound-playing function for mobile phone, mp3, mp4, handheld device etc., and it is little to have volume, portative characteristics, user's number is generally a people, and appearance design and shape are configured with certain requirement.
Figure 4 shows that the longitudinal section of an embodiment of the described external hanging device 320 of Fig. 3.In this embodiment, described second acoustic construction 410 comprises a hollow structure 412, this hollow structure 412 is used to improve audio as preceding sound chamber in use, when these hollow structure 412 designs, need consider the electrical characteristic of loud speaker 206 among Fig. 2, frequency response curve, the power of loud speaker, the factors such as size and dimension of acoustics outlet.The use of this hollow structure 412 has increased the size in preceding sound chamber, can regulate the output frequency response curve of loud speaker 206 to a certain extent.Preceding sound chamber is a kind of of resonant cavity, and wherein the volume size in preceding sound chamber can influence the high pitch effect, and the high frequency crest is moved to left, and reduces the high-frequency resonant point, improves the expressive force of the HFS of melody.In one embodiment, the part that described hollow structure 412 can be a hollow is spherical, and its spherical one first cross section 414 of pruning is connected with first acoustic construction 312, and second cross section 416 that corresponds to first cross section is used for outer sound reproduction sound.This first cross section 414 and second cross section 416 can be parallel relation.In one embodiment, described hollow structure 412 can be a funnel-form, and its longitudinal section is a trapezoidal faces, and its funnel bottom is connected with first acoustic construction 312.In another embodiment, described hollow structure 412 can be a loudspeaker sound mouth shape, and its loudspeaker bottom is connected with first acoustic construction 230.
More than be description, be appreciated that the description for embodiment only is a kind of example a specific embodiment of the present invention.Correspondingly, the invention is not restricted to the above embodiment.Certainly, scope of the present invention described here only limits to the described scope of claims relevant with above-mentioned explanation and description taken together with the accompanying drawings.
Claims (10)
1. device that self outer sound reproduction audio is really improved comprises:
One housing, has one first acoustic construction, one first coupling device and a loud speaker, wherein this loud speaker is positioned at enclosure interior and is used for playing sound by this first acoustic construction, and this first coupling device is positioned near the acoustics outlet all around of this first acoustic construction; And
One external hanging device, have one second acoustic construction and one second coupling device, wherein this second acoustic construction is corresponding with this first acoustic construction, this second coupling device can repeat assembling and repeated removal by a connected mode with this first coupling device, second acoustic construction has a hollow cavity, when second coupling device is connected with first coupling device, external hanging device is assembled on the housing, and the position of second acoustic construction be in first acoustic construction sound outlet directly over and the center correspondence.
2. the described device of claim 1 comprises that more a lanyard is used to connect this external hanging device and this housing.
3. the described device of claim 1, wherein the shape of this hollow cavity of this second acoustic construction comprises one of following:
This hollow cavity is a funnel-form, and its longitudinal section is a trapezoidal faces, and its funnel bottom is connected with this first acoustic construction;
This hollow cavity is a loudspeaker sound mouth shape, and its loudspeaker bottom is connected with this first acoustic construction; And
This hollow cavity is that part is spherical, one second spherical cross section of this part is a sound mouth, spherical one first cross section of this part is parallel with this second cross section and link to each other with this first coupling device, and the area in this first cross section is identical with the area of section of this first coupling device.
4. the described device of claim 1, wherein the connected mode that is connected with this second coupling device of this first coupling device one of comprises in the following mode:
One sucker connected mode;
One bolt connecting mode;
One draw-in groove connected mode; And
One magnet-type connected mode.
5. external hanging device that is used to be connected to a playback terminal, this playback terminal has one first acoustic construction, one first coupling device and a loud speaker, wherein this loud speaker is positioned at the inside of playback terminal and is used for playing sound by this first acoustic construction, this first coupling device is positioned near the acoustics outlet all around of this first acoustic construction, and this external hanging device comprises:
One second acoustic construction, wherein this second acoustic construction is corresponding with this first acoustic construction, and second acoustic construction has a hollow cavity; And
One second coupling device is used for repeating assembling and repeated removal with this first coupling device by a connected mode, and
Wherein, when second coupling device was connected with first coupling device, external hanging device was assembled on the housing, and the position of second acoustic construction be in first acoustic construction sound outlet directly over and the center correspondence.
6. the described external hanging device of claim 5, wherein the shape of this hollow cavity of this second acoustic construction comprises one of following:
This hollow cavity is a funnel-form, and its longitudinal section is a trapezoidal faces, and its funnel bottom is connected with this first acoustic construction;
This hollow cavity is a loudspeaker sound mouth shape, and its loudspeaker bottom is connected with this first acoustic construction; And
This hollow cavity to be shaped as part spherical, one second spherical cross section of this part is a sound mouth, spherical one first cross section of this part is parallel with this second cross section and link to each other with this first coupling device, and the area of section in first cross section is identical with the area of section of the junction of first coupling device.
7. the described external hanging device of claim 5, wherein this external hanging device has a lanyard and is used for linking to each other with this playback terminal.
8. the described external hanging device of claim 5, wherein the connected mode that is connected with this first coupling device of this second coupling device one of comprises in the following mode:
One sucker connected mode;
One bolt connecting mode;
One draw-in groove connected mode; And
One magnet-type connected mode.
9. playback terminal that can connect an external hanging device, this external hanging device has one second acoustic construction and one second coupling device, and this playback terminal comprises:
One housing has one first acoustic construction, and a loud speaker, and wherein this loud speaker is positioned at enclosure interior and is used for playing sound by this first acoustic construction, and this first acoustic construction is used to provide the resonant cavity of above-mentioned loud speaker; And
One first coupling device, be used for external this external hanging device, the position of this first coupling device is corresponding with this first acoustic construction, repeat assembling and repeated removal according to a connected mode and this external hanging device, this first coupling device is positioned near the acoustics outlet all around of this first acoustic construction, and
Wherein, second acoustic construction has a hollow cavity, when first coupling device is external in external hanging device, the position of second acoustic construction be in first acoustic construction sound outlet directly over and the center correspondence.
10. the described playback terminal of claim 9, wherein the connected mode that is connected with this second coupling device of this first coupling device one of comprises in the following mode:
One sucker connected mode;
One bolt connecting mode;
One draw-in groove connected mode; And
One magnet-type connected mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007101383701A CN101094538B (en) | 2007-08-01 | 2007-08-01 | Device of improving external playback effect, its external means and playback terminal |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007101383701A CN101094538B (en) | 2007-08-01 | 2007-08-01 | Device of improving external playback effect, its external means and playback terminal |
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| Publication Number | Publication Date |
|---|---|
| CN101094538A CN101094538A (en) | 2007-12-26 |
| CN101094538B true CN101094538B (en) | 2011-07-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2007101383701A Active CN101094538B (en) | 2007-08-01 | 2007-08-01 | Device of improving external playback effect, its external means and playback terminal |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103916731B (en) * | 2013-01-09 | 2018-07-27 | 深圳富泰宏精密工业有限公司 | Boombox group, circumscribed speaker and electronic device |
| CN104754441A (en) * | 2013-12-31 | 2015-07-01 | 深圳富泰宏精密工业有限公司 | Loudspeaker assembly and electronic device with loudspeaker assembly |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1620189A (en) * | 2003-11-20 | 2005-05-25 | 西铁城电子股份有限公司 | Acoustic apparatus |
| CN1622687A (en) * | 2004-12-21 | 2005-06-01 | 北京中星微电子有限公司 | Sound cavity apparatus |
| CN2826878Y (en) * | 2005-10-20 | 2006-10-11 | 广达电脑股份有限公司 | Telescopic sound box and sound player and electronic device applying same |
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2007
- 2007-08-01 CN CN2007101383701A patent/CN101094538B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1620189A (en) * | 2003-11-20 | 2005-05-25 | 西铁城电子股份有限公司 | Acoustic apparatus |
| CN1622687A (en) * | 2004-12-21 | 2005-06-01 | 北京中星微电子有限公司 | Sound cavity apparatus |
| CN2826878Y (en) * | 2005-10-20 | 2006-10-11 | 广达电脑股份有限公司 | Telescopic sound box and sound player and electronic device applying same |
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| CN101094538A (en) | 2007-12-26 |
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