CN203504729U - Portable audio device - Google Patents
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- CN203504729U CN203504729U CN201320043709.0U CN201320043709U CN203504729U CN 203504729 U CN203504729 U CN 203504729U CN 201320043709 U CN201320043709 U CN 201320043709U CN 203504729 U CN203504729 U CN 203504729U
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Abstract
A portable audio device comprises at least one vibrating module, each vibrating module comprises at least one main vibration system and at least one passive vibrator, the main vibrating module is responsive to the audio signals of audio equipment to vibrate to emit sound, the main vibration system and the passive vibrator use a vibration chamber in common, when the main vibration system vibrates, the air in the vibration chamber is extruded, the extruded air drives the passive vibrator to vibrate to generate a sound effect, and thereby low frequency sound quality is enhanced. The portable audio device occupies little space and is connected to audio equipment such as a computer, a mobile phone, a personal digital assistant or other sound box equipment in a wired or wireless manner to respond to the requirement of the audio equipment to play music, and the sound quality is good.
Description
Technical field
The utility model relates to a kind of audio device, particularly a kind of portable audio device, and it can be connected to by the mode of wired or wireless connection an audiogenic device and respond this audiogenic device to produce the audio of wanting.
Background technology
Audio device is as audio amplifier etc., and it is by producing the music of enjoying for people after audio electrical signal is amplified, yet, traditional audio device is in order to be conducive to the reduction of sound, the particularly reduction of low-frequency sound, its volume and size are all larger, thereby take larger space.In addition on the one hand, people are in trip, and the audio devices such as audio amplifier that volume is larger are also inconvenient to carry.Therefore, need that a kind of volume is little to be convenient for carrying again, and the particularly audio device of bass tonequality of high-quality audio of guaranteeing the quality.
Summary of the invention
Main purpose of the present utility model is to provide a kind of portable audio device, it takes up room little, by wired or wireless mode, be connected to audiogenic device as computer, mobile phone, personal digital assistant, or other sound-box devices play music to respond the requirement of these audiogenic devices, and acoustical quality is good.
Another object of the present utility model is to provide a kind of portable audio device, it drives at least one passive vibrator by least one principal oscillation system, produce pure audio, being provided with of described passive vibrator is beneficial to the bass effect that improves whole audio device.
Another object of the present utility model is to provide a kind of portable audio device, wherein said principal oscillation system responds described audio frequency input and vibration sounding when having audio frequency input, described principal oscillation system and described passive vibrator are total to same vibration cavity simultaneously, thereby the air in described vibration cavity can drive described passive oscillating plate to produce audio, thereby has strengthened the bass effect of described audio device.That is to say, described passive vibrator plays the effect of reinforcement bass in described audio amplifier.
Another object of the present utility model is to provide a kind of portable audio device, wherein by means of the collocation design of described passive vibrator and described principal oscillation system, described audio device can reach better bass effect, thereby described audio device does not need to carry out the design of complicated internal structure again, thereby make the volume of described audio device and size less, thickness is thinner, conveniently stores, transports and carry.
Another object of the present utility model is to provide a kind of portable audio device, and wherein, described passive vibrator and described principal oscillation system are integrally formed by mould, thereby preparation technology is very simple, and production cost is low.For reaching above object, the utility model provides a kind of portable audio device, and it comprises:
At least one vibration module, described vibration module comprises at least one principal oscillation system and at least one passive vibrator, the audio signal that described principal oscillation module responds an audiogenic device is with vibration sounding, and makes described passive vibrator vibration sounding, thereby produces audio.
According to an embodiment of the present utility model, described principal oscillation system and described passive vibrator share a vibration cavity, when described principal oscillation system vibration, push the air of described vibration cavity, thereby passive vibrator vibrates to produce audio described in described extruded air driven, thereby improved low frequency tonequality.
According to an embodiment of the present utility model, it also comprises a housing, and described at least one vibration module is arranged in described housing to form an audio amplifier.
According to an embodiment of the present utility model, described housing comprises a rotating support, for supporting described module casing, and provides a handles to user, to be convenient for carrying.
According to an embodiment of the present utility model, described portable audio device comprises two, three or four described vibrating membrane groups.
According to an embodiment of the present utility model, described four described vibrating membrane groups of portable audio device, every two described vibration modules form one group, with the different sound channel of correspondence.
According to an embodiment of the present utility model, between every two described vibration modules, be provided with a module casing, with vibration cavity described in forming two respectively with described two diaphragm groups.
According to an embodiment of the present utility model, described in two vibration cavity mutually independent or described in two vibration cavity be connected.
According to an embodiment of the present utility model, every described vibrating membrane group comprises a vibrating elements, a voice coil loudspeaker voice coil, and a magnetic returns system, and described voice coil loudspeaker voice coil returns at described magnetic under the effect of system and moves, thereby drives described vibrating elements vibration.
According to an embodiment of the present utility model, every described vibrating membrane group comprises a module panel, and described vibrating elements and described passive vibrator are neighboringly arranged on mutually on described module panel.
According to an embodiment of the present utility model, described passive vibrator comprises a vibration weight and is positioned at its elastic suspended limit around.
According to an embodiment of the present utility model, described module panel is provided with installation component on the position of described vibrating elements, the described magnetic system of returning is installed on an installation frame, the described vibrating elements thereby described installation component is connected with described installation frame, described voice coil loudspeaker voice coil, and the described magnetic system of returning forms a loud speaker.
According to an embodiment of the present utility model, described installation component is connected by buckle, hot pressing, hot melt, ultrasonic waves method with described installation frame.
According to an embodiment of the present utility model, each is organized two vibration modules of described vibration module and in symmetrical mode, installs or the mode of left-hand thread is arranged on described module casing.
According to an embodiment of the present utility model, described housing comprises an installation shaft and a housing case, and described housing case forms a container cavity, and described vibration module is contained in described container cavity, and is connected in rotationally described installation shaft.
According to an embodiment of the present utility model, portable audio device also comprises a rechargeable battery.
According to an embodiment of the present utility model, portable audio device also comprises at least one connecting interface, for connecting described sound source.
According to an embodiment of the present utility model, portable audio device also comprises a power amplifier, to receive the audio signal of described audiogenic device.
According to an embodiment of the present utility model, described power amplifier is provided with wireless module, and described wireless module is selected from a kind of in bluetooth module, near-field communication module and WIFI module, for audiogenic device described in wireless connections.
According to an embodiment of the present utility model, described audiogenic device is selected from computer, mobile phone, personal digital assistant, MP3, MP4, MP5 and a kind of with in other audio amplifiers of source of sound.
The utility model also provides a kind of manufacture method of portable audio device, and it comprises the steps:
(a) form and there is at least one principal oscillation system installing hole, the module panel of at least one passive vibrator installing hole;
(b) at least one principal oscillation system and at least one passive vibrator are installed on to described principal oscillation system installing hole and described passive vibrator installing hole accordingly; And
(c) at least one module casing is had to the integrated housing of a vibration cavity with corresponding described module erecting of panel with formation; Wherein when described principal oscillation system receives audio signal generation vibration, drive the air vibration in described vibration cavity, air in described vibration cavity further makes described passive audio device vibration, thus described horn system generation of vibration audio together with described passive audio device.
According to an embodiment of the present utility model, described step (b) also comprises step:
(b.1) by least one vibrating diaphragm, at least one vibration weight, and above-mentioned module panel panel is placed in a rubber jetting mold, via injection molding machine, embed together ejection formation, so that described vibrating diaphragm forms a vibrating elements, form simultaneously and be positioned at described vibrating elements outstanding limit around, and described vibrating elements and described module panel are closely linked, and form an elastic suspended limit simultaneously, so that described vibration weight and described module panel are combined closely, like this, by current rubber-moulding, three is combined into the module plate with at least one described vibrating elements and at least one described passive vibrator,
(b.2) at least one voice coil loudspeaker voice coil is installed on to corresponding described vibrating elements; And
(b.3) by least one magnetic, the system of returning is arranged on described module panel accordingly, with described voice coil loudspeaker voice coil, described vibrating elements, described outstanding limit forms described principal oscillation system.
According to an embodiment of the present utility model, in described step (b.1), rubber is coated to form vibrating elements by vibrating diaphragm, and described vibration weight is also by rubber coated.
According to an embodiment of the present utility model, in described step (a), on described module panel, be formed with installation component, in described step (b.3), described magnetic returns and in system, is formed with installation frame, described installation frame is connected with described installation component, thereby makes described magnetic return system together with described module erecting of panel.
According to an embodiment of the present utility model, in described method, form four vibration modules with at least one described principal oscillation system and at least one described passive vibrator, every two described diaphragm components become one group, thereby described in two groups, diaphragm group is respectively used to corresponding two different sound channels.
According to an embodiment of the present utility model, in described method, two described vibration modules that are divided into a group are arranged on a module casing in left-hand thread mode, and described module casing and described two vibration modules form two vibration cavity.
According to an embodiment of the present utility model, described method also comprises a step: a power amplifier is arranged between described two groups of vibration modules, for receiving the audio signal of audiogenic device, thereby described portable audio device is assembled into an audio amplifier.
The beneficial effects of the utility model are to provide a kind of volume small and exquisite, are convenient for carrying, and improve the particularly audio device of reinforcement bass of acoustical quality.
Accompanying drawing explanation
Fig. 1 is according to the decomposing schematic representation of the portable audio device of a preferred embodiment of the present utility model.
Fig. 2 is according to the schematic perspective view of the portable audio device of above preferred embodiment of the present utility model.
Fig. 3 is according to the preparation process schematic diagram of the module panel of the portable audio device of above preferred embodiment of the present utility model.
Fig. 4 is according to the integrated preparation process schematic diagram of the vibration weight of the module panel of the portable audio device of above preferred embodiment of the present utility model and vibrating elements and passive vibrator.
Fig. 5 is according to the preparation process schematic diagram of the installation voice coil loudspeaker voice coil of the portable audio device of above preferred embodiment of the present utility model.
Fig. 6 returns the preparation process schematic diagram of system according to the installation magnetic of the portable audio device of above preferred embodiment of the present utility model
Fig. 7 is according to the preparation process schematic diagram of the module casing of the portable audio device of above preferred embodiment of the present utility model
Fig. 8 is according to the preparation process schematic diagram of the module audio amplifier of the portable audio device of above preferred embodiment of the present utility model
Fig. 9 is according to the process schematic diagram of the micropkonic installation of the portable audio device of above preferred embodiment of the present utility model.
Figure 10 is according to the process schematic diagram of the mounting bracket of the portable audio device of above preferred embodiment of the present utility model.
Figure 11 is according to the structural representation of the portable audio device of another preferred embodiment of the present utility model.
Figure 12 is wiredly connected to according to the portable audio device of above-mentioned another preferred embodiment of the utility model the schematic diagram that computer carrys out work.
Figure 13 is wirelessly connected to according to the portable audio device of above-mentioned another preferred embodiment of the present utility model the schematic diagram that mobile phone carrys out work.
Embodiment
Be the portable audio device according to a preferred embodiment of the present utility model as depicted in figs. 1 and 2, it comprises a housing 10, and is arranged at least one vibration module 20 in described housing 10.When having audio signal input, described vibrating membrane group 20 responds described audio signal with vibration sounding, thereby audio is provided.
Particularly, described vibrating membrane group 20 comprises a principal oscillation system 21 and a passive vibrator 22, described principal oscillation system 21 is after receiving described audio signal, produce and vibrate and sound, simultaneously, described principal oscillation system 21 drives described passive vibrator 22 vibrate together, thus described passive vibrator 22 produce reinforcement audios effect, particularly reinforcement the effect of bass.
In this preferred embodiment, as shown in Figure 1, described audio device comprises four vibration modules 20 and is divided into two groups, the corresponding sound channel of each group.That is to say, these two groups vibration modules 20 can form the sound effect system of two groups of different sound channels, each is organized two described vibration modules of described vibration module 20 and is made by identical mould, and installation direction is assembled in the positive and negative both sides of described audio device on the contrary in the mode of make-up.
Described principal oscillation system 21 comprises a vibrating elements 211, described vibrating elements can be Loudspeaker diaphragm, or drum paper etc., and a voice coil loudspeaker voice coil 212, and a magnetic returns system 213, when having audio signal input, described voice coil loudspeaker voice coil 212 returns at described magnetic under the magnetic fields of system 213 and moves back and forth, thereby drive described vibrating elements 211 vibrations with sounding, the described passive vibrator 22 of contiguous described vibrating elements 211 is also driven and vibration sounding simultaneously, so that auxiliary audio to be provided.That is to say, described principal oscillation system 21 forms a speaker unit substantially
Described vibration module 20 also comprises a module panel 23, described principal oscillation system 21 and described passive vibrator 22 are arranged on described module panel 23, described magnetic returns system 213 and is arranged on an installation frame 24, and described module panel 23 is connected with described installation frame 24.That is to say, on described module panel 23, form basin frame on, described installation frame 24 provides basin frame, both are connected with by described principal oscillation system 21, described passive vibrator 22 is assembled into whole described vibration module 20, connected mode can be hot pressing, ultrasonic waves, the methods such as welding, buckle.
Described audio device also comprises at least one module casing 30, for described vibration module 20 is installed, it is worth mentioning that, in the present embodiment, described audio device comprises two module casings 30, and each module casing 30 is for being separately positioned on its double-edged two vibration modules 20.
As shown in fig. 1, described module casing 30 comprises a dividing plate 31 and is positioned at the fixing rib 32 of its surrounding, between described dividing plate 31 and described module panel 23, form a vibration cavity 33, in described vibration cavity 33, when the described vibrating elements 211 of described principal oscillation system 21 vibrates, air in described vibration cavity 33 is squeezed to drive described passive vibrator 22 vibrations, thereby produces abundant low frequency audio.
It is worth mentioning that, described module casing 30 can be for installing two described vibration modules 20, particularly, as shown in Figure 1, according to embodiment of the present utility model, the both sides of the described dividing plate 31 of described module casing 30 are all provided with a described vibration module 20, and form two separate vibration cavity 33.That is to say, described dividing plate 31, for separating two described vibration modules 20, with by vibration cavity described in two 33 separately, when the 22 difference sounding of vibration cavity described in former and later two, can make bass more clear, clear and definite.This is because if centre does not separate into independently chamber, and the direction that described vibrating elements 211 blow air in front and back produce is inconsistent, can make bass mix and become unintelligible.
It is worth mentioning that, two described vibrating membrane groups 20 are arranged on the opposite direction on described module casing 30, thereby the described magnetic of the described principal oscillation system 21 that staggers goes back to the position of system 213 and described voice coil loudspeaker voice coil 212, to reduce whole volume.
In addition, described in two, vibration cavity 33 can not separated yet, and that is to say, described module casing 30 is connected described two vibration cavity 33, at this moment described in two, vibrates module 20 and arranges symmetrically.
As shown in fig. 1, the described housing 10 of described audio device also comprises a framework 11, for fixing two module casings 30.That is to say, in the present embodiment, described audio device comprises the respectively vibrating membrane group 20 described in a group of the right and left, vibrate module 20 for the sounding of a sound channel, and the mode with left-hand thread that comprises is arranged on two described vibration modules 20 on a described module casing 30 described in every group.
Described portable audio device also comprises a loudspeaker 40, be connected on described vibration module 20, for the audio signal from source of sound is amplified, and send described principal oscillation system 21 to so that described principal oscillation system 21 vibration soundings, and drive described passive vibrator 22 vibration soundings of reinforcement bass, thereby provide desirable high-quality audio.
The described housing 10 of described portable audio device also comprises a support 12, and described support can be adjusted positions by front and back 360 degree, with person easy to use, adjusts to own needed optimal audition angle and position, is also convenient for carrying simultaneously.That is to say, described support 12 can also, as being a handles, gripping for user, thereby can carry.
Described portable audio device can be connected to by the mode of wired or wireless connection a sound source or other audio device as audio amplifier etc.Correspondingly, described portable audio device can be provided with linkage interface, for being connected to computer, and mobile phone, personal digital assistant or other music players be as MP3, MP4, MP5 etc.
It is worth mentioning that, described portable audio device is provided with wireless module, with with sound source swap data, for example in the present embodiment, described wireless module is bluetooth module, when user uses sound source, can search described portable audio device, thereby produce to connect, and sound source can transmit audio signal described bluetooth module, thereby produce sound so that described portable audio device responds this audio signal.
Described portable audio device also can be provided with rechargeable battery, to be convenient for carrying.Certainly, when having extraneous power available, described portable audio device also can be directly connected to extraneous AC power.
On described housing 10, be also provided with a plurality of buttons 13, for the operation of described portable audio device, the selection button that described button 13 can be power switch button, wired connection or wireless connections, mute button, volume plus-minus button etc.
As shown in Fig. 3 to Fig. 9, be the fabrication processing figure of portable audio device of the present utility model.As shown in Figure 3, first via injection molding machine, make a module panel 23, on described module panel, there is principal oscillation system installing hole 231, passive vibrator installing hole 232, and installation component 233.Described installation component can be a plurality of card bases, and is equivalent to the upper basin frame of traditional loudspeaker.
As shown in Figure 4, by vibrating elements 211, the aluminium vibrating diaphragm shown in the figure in the present embodiment namely, a vibration weight 221 of described passive vibrator 22, and above-mentioned module panel 23 is placed in rubber jetting mold, via injection molding machine, embed together ejection formation, rubber is coated the described vibrating elements 211 of formation by aluminium vibrating diaphragm, and rubber is also closely linked described vibrating elements 211 and described module panel simultaneously.In like manner, described vibration weight 221 is by rubber coated, and an elastic suspended limit 222 of formation, so that described vibration weight 221 is combined closely with described module panel.Like this, by current rubber-moulding, three is combined into the module plate with described vibrating elements 211 and described passive vibrator 22.It is worth mentioning that, rubber coated on described vibrating elements 211 can form various shapes, and the plum blossom lobe pattern forming as shown in FIG., has so saved material, more attractive in appearance again.It is worth mentioning that described principal oscillation system can be also to have traditional horn structure.
As shown in Figure 5, described voice coil loudspeaker voice coil 212 is connected with above-mentioned module plate, described voice coil loudspeaker voice coil 212 is arranged on described vibrating elements 211 places.As shown in Figure 6, described magnetic returns system 213 by U iron, magnet, pole pieces etc. enter jetting mold via plastic-embedded and are integral, become a magnetic that contains installation frame 24 and return assembly, then the described installation frame 24(that described magnetic returns assembly is equivalent to lower basin frame) be equivalent to upper basin frame with the installation component 233(of above-mentioned module panel) be connected, for example by buckle, connect, then by hot pressing, merge, also can pass through ultrasonic waves, hot melt or additive method are fixed together, thereby form the module plate with complete described principal oscillation system 21 and described passive vibrator 22.
As shown in Figure 7, inject module casing 30, in the present embodiment, it can be installed on two sides.Then as shown in Figure 8, described module casing 30 two sides are all provided with a vibration module 20 to form a module audio amplifier.Then according to the method for Fig. 3 to Fig. 8, make out a module audio amplifier, two module audio amplifiers are for different sound channels again.Then as shown in Figure 9, by the framework injecting 11 for two module audio amplifiers are installed, and a loudspeaker 40 is installed in centre, it is power amplifier 40, then after bluetooth module, other electric wires etc. also being installed in the lump, as shown in figure 10, install support 12, thereby be assembled into a complete portable audio device.
As shown in figure 11, be the portable audio device according to another preferred embodiment of the utility model, it comprises a vibration module 20A, and a housing 10A.Described housing 10A comprises an installation shaft 11A, described vibration module 20A is installed in rotation on described installation shaft 11A, described housing 10A also comprises a holder housing 12A who extends described installation shaft 11A, to form a container cavity 13A, described vibration module 20A can be contained in described container cavity 13A, and rechargeable battery 50A also can be arranged in described container cavity 13A.
Similarly, described vibrating membrane group 20A comprises a principal oscillation system 21A and a passive vibrator 22A, described principal oscillation system 21A forms complete loudspeaker or loud speaker, when the input of described principal oscillation system 21A response audio frequency is during with vibration, can push air to drive described passive vibrator 22A to vibrate together, thereby improve tonequality, particularly obtain high-quality low frequency audio.
As shown in figure 12, according to a concrete application, described portable audio device comprises connecting interface, for being connected to computer, in the time of will playing music in computer, audio signal in computer is sent to described portable audio device by connecting interface, thereby described portable audio device responds this audio signal to play the music of wanting.
As shown in figure 13, the application concrete according to another one, described portable audio device is provided with wireless module, thereby is connected with a mobile phone wireless, for example, by bluetooth, connect.When mobile phone sends instruction to described portable audio device and audio signal is provided, described portable audio device responds the instruction of this mobile phone and wants the music of listening to play user.
One skilled in the art will understand that the embodiment of the present utility model shown in foregoing description and accompanying drawing only limits the utility model as an example and not.
As can be seen here, the object of the utility model is complete and be effectively achieved.Function of the present utility model and structural principle are shown in an embodiment and are illustrated, are not deviating under described principle, and execution mode can be done any modification.So the utility model has comprised all distortion execution modes based on claim spirit and claim scope.
Claims (20)
1. a portable audio device, is characterized in that, comprising:
At least one vibration module, described vibration module comprises at least one principal oscillation system and at least one passive vibrator, the audio signal that described principal oscillation module responds an audiogenic device is with vibration sounding, and makes described passive vibrator vibration sounding, thereby produces audio.
2. portable audio device as claimed in claim 1, it is characterized in that, described principal oscillation system and described passive vibrator share a vibration cavity, when described principal oscillation system vibration, push the air of described vibration cavity, thereby passive vibrator vibrates to produce audio described in described extruded air driven, thereby improved low frequency tonequality.
3. portable audio device as claimed in claim 1, is characterized in that, also comprises a housing, and described at least one vibration module is arranged in described housing to form an audio amplifier.
4. portable audio device as claimed in claim 3, is characterized in that, described housing comprises a rotating support, for supporting described module casing, and provides a handles to user, to be convenient for carrying.
5. portable audio device as claimed in claim 1, is characterized in that, described portable audio device comprises two, three or four described vibrating membrane groups.
6. portable audio device as claimed in claim 5, is characterized in that, described four described vibrating membrane groups of portable audio device, and every two described vibration modules form one group, with corresponding two different sound channels.
7. portable audio device as claimed in claim 6, is characterized in that, between every two described vibration modules, is provided with a module casing, with vibration cavity described in forming two respectively with described two diaphragm groups.
8. portable audio device as claimed in claim 7, is characterized in that, described in two vibration cavity mutually independent or described in two vibration cavity be connected.
9. as the portable audio device as described in arbitrary in claim 1 to 8, it is characterized in that, every described vibrating membrane group comprises a vibrating elements, a voice coil loudspeaker voice coil, and a magnetic returns system, described voice coil loudspeaker voice coil returns at described magnetic under the effect of system and moves, thereby drives described vibrating elements vibration.
10. portable audio device as claimed in claim 9, is characterized in that, every described vibrating membrane group comprises a module panel, and described vibrating elements and described passive vibrator are neighboringly arranged on mutually on described module panel.
11. portable audio devices as claimed in claim 10, is characterized in that, described passive vibrator comprises a vibration weight and is positioned at its elastic suspended limit around.
12. portable audio devices as claimed in claim 11, it is characterized in that, described module panel is provided with installation component on the position of described vibrating elements, the described magnetic system of returning is installed on an installation frame, the described vibrating elements thereby described installation component is connected with described installation frame, described voice coil loudspeaker voice coil, and the described magnetic system of returning forms a loud speaker.
13. portable audio devices as claimed in claim 12, is characterized in that, described installation component is connected by buckle, hot pressing, hot melt, ultrasonic waves method with described installation frame.
14. portable audio devices as claimed in claim 6, is characterized in that, each is organized two vibration modules of described vibration module and in symmetrical mode, installs or the mode of left-hand thread is arranged on described module casing.
15. portable audio devices as claimed in claim 4, it is characterized in that, described housing comprises an installation shaft and a housing case, and described housing case forms a container cavity, described vibration module is contained in described container cavity, and is connected in rotationally described installation shaft.
16. portable audio devices as claimed in claim 13, is characterized in that, also comprise a rechargeable battery.
17. portable audio devices as claimed in claim 13, is characterized in that, also comprise at least one connecting interface, for the mode with wired connection, connect described audiogenic device.
18. portable audio devices as claimed in claim 13, is characterized in that, also comprise a power amplifier, to receive the audio signal of described audiogenic device.
19. portable audio devices as claimed in claim 18, is characterized in that, described power amplifier is provided with wireless module, and described wireless module is selected from a kind of in bluetooth module, near-field communication module and WIFI module, for audiogenic device described in wireless connections.
20. portable audio devices as claimed in claim 19, is characterized in that, described audiogenic device is selected from computer, mobile phone, personal digital assistant, MP3, MP4, MP5 and a kind of with in the audio amplifier of source of sound.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320043709.0U CN203504729U (en) | 2012-11-30 | 2013-01-24 | Portable audio device |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220653833.4 | 2012-11-30 | ||
| CN201220653833 | 2012-11-30 | ||
| CN201320043709.0U CN203504729U (en) | 2012-11-30 | 2013-01-24 | Portable audio device |
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| Publication Number | Publication Date |
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| CN203504729U true CN203504729U (en) | 2014-03-26 |
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| CN201310030443.0A Active CN103618978B (en) | 2012-11-30 | 2013-01-24 | Portable sound effect device and its manufacture method |
| CN201320043709.0U Expired - Lifetime CN203504729U (en) | 2012-11-30 | 2013-01-24 | Portable audio device |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310030443.0A Active CN103618978B (en) | 2012-11-30 | 2013-01-24 | Portable sound effect device and its manufacture method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103618978A (en) * | 2012-11-30 | 2014-03-05 | 宁波升亚电子有限公司 | Portable sound effect apparatus and manufacturing method thereof |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105407430B (en) * | 2014-09-04 | 2020-07-24 | 宁波升亚电子有限公司 | Sound effect device and manufacturing method thereof |
| CN106162426A (en) * | 2016-09-19 | 2016-11-23 | 宁波高新区敦和科技有限公司 | A kind of Portable sound effect intensifier and the sound equipment using this device |
| CN109996147B (en) * | 2017-12-31 | 2021-08-06 | 宁波升亚电子有限公司 | Low-frequency generating device and low-frequency generating equipment and application thereof |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100111343A1 (en) * | 2008-10-31 | 2010-05-06 | Weistech Technology Co., Ltd. | Display with miniature speaker and the structure of the miniature speaker |
| CN201450582U (en) * | 2009-06-19 | 2010-05-05 | 张义春 | Sound box of low-frequency augmenting technology |
| CN201957204U (en) * | 2011-01-12 | 2011-08-31 | 东莞市天翼通讯电子有限公司 | Bluetooth sound box |
| US20120250924A1 (en) * | 2011-03-31 | 2012-10-04 | Nicholson Travis E | Portable Loudspeaker |
| CN202050530U (en) * | 2011-05-27 | 2011-11-23 | 张义春 | Loudspeaker box with double rear-mounted low-frequency enhancement devices |
| CN102438196B (en) * | 2011-12-31 | 2014-11-26 | 宁波升亚电子有限公司 | Loudspeaker and manufacturing method thereof |
| CN103618978B (en) * | 2012-11-30 | 2018-01-05 | 宁波升亚电子有限公司 | Portable sound effect device and its manufacture method |
-
2013
- 2013-01-24 CN CN201310030443.0A patent/CN103618978B/en active Active
- 2013-01-24 CN CN201320043709.0U patent/CN203504729U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103618978A (en) * | 2012-11-30 | 2014-03-05 | 宁波升亚电子有限公司 | Portable sound effect apparatus and manufacturing method thereof |
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| Publication number | Publication date |
|---|---|
| CN103618978A (en) | 2014-03-05 |
| CN103618978B (en) | 2018-01-05 |
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