CN108282721A - Loudspeaker - Google Patents
Loudspeaker Download PDFInfo
- Publication number
- CN108282721A CN108282721A CN201710201059.0A CN201710201059A CN108282721A CN 108282721 A CN108282721 A CN 108282721A CN 201710201059 A CN201710201059 A CN 201710201059A CN 108282721 A CN108282721 A CN 108282721A
- Authority
- CN
- China
- Prior art keywords
- loudspeaker
- connector
- battery
- loudspeaker arrangement
- controller
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R3/00—Circuits for transducers, loudspeakers or microphones
- H04R3/12—Circuits for transducers, loudspeakers or microphones for distributing signals to two or more loudspeakers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2430/00—Signal processing covered by H04R, not provided for in its groups
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- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Otolaryngology (AREA)
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Circuit For Audible Band Transducer (AREA)
Abstract
The application proposes a kind of loudspeaker, including the first loudspeaker arrangement and the second loudspeaker arrangement.First loudspeaker arrangement has wireless transport module, to play the first audio according to voice signal.First loudspeaker arrangement includes the first battery, the first connector and controller.First battery is providing the electric power needed for the first loudspeaker arrangement.Controller to receive voice signal and management the first battery.Second loudspeaker arrangement includes the second battery, the second connector and power source management controller.Second battery is providing the electric power needed for the second loudspeaker arrangement.When the second connector connects the first connector, the second battery charges via power source management controller and the first battery of multiple connectors pair.Accordingly, the usage time of the first loudspeaker arrangement can be extended.
Description
Technical field
The application is about a kind of loudspeaker, and especially in regard to chargeable loudspeaker between a kind of device.
Background technology
As science and technology is constantly progressive, electronic product is without the trend development not towards light and handy miniaturization, and people are whenever and wherever possible
The electronic product of miniaturization, such as smart mobile phone or tablet computer can be used.However, can not be simultaneous simultaneously in technology now
Care for the volume of electronic product and the capacity of its battery.Therefore when using such product, user generally requires to carry volume
Outer mobile power comes as candidate power supply, to charge to it when electronic product electricity is exhausted.
However, for the purpose of for this kind of more frivolous by volume, more convenient body-worn of wireless headset or bluetooth headset
For electronic product, the role of mobile power just seems suitable contradiction.Therefore, the problem related to power supply for such product and
Say quite important and urgent need to resolve.
Invention content
The application provides a kind of loudspeaker, can effectively in management and control loudspeaker each loudspeaker arrangement battery capacity.
The loudspeaker of the application includes the first loudspeaker arrangement and the second loudspeaker arrangement.First loudspeaker arrangement has wireless
Transmission module, to play the first audio according to voice signal.First loudspeaker arrangement include the first battery, the first connector and
Controller.First battery is providing the electric power needed for the first loudspeaker arrangement.Controller is receiving voice signal and management
First battery.Second loudspeaker arrangement includes the second battery, is compatible with the second connector and the power management control of the first connector
Device processed.Second battery is providing the electric power needed for the second loudspeaker arrangement.When the second connector connects the first connector, second
Battery charges via power source management controller and the first battery of multiple connectors pair.
In one embodiment of the application, when the second above-mentioned connector receives external voice signal, second raises one's voice
Device plays the second audio according to external voice signal.
In one embodiment of the application, when above-mentioned the second connector connects the first connector, second raises one's voice dress
It sets and plays the second audio according to the voice signal.
In one embodiment of the application, the first above-mentioned audio and the second audio are respectively the voice signal
First sound channel audio and second sound channel audio.
In one embodiment of the application, when above-mentioned the first connector connects external power supply, external power supply is via the
The first battery of a connector pair charges.
In one embodiment of the application, the second above-mentioned loud speaker further includes third connector, is coupled to power supply pipe
Manage controller.When third connector connects external power supply, external power supply is via third connector and power source management controller
It charges to the second battery.
In one embodiment of the application, when the second above-mentioned connector connects the first connector, and third connector
When connecting external power supply, external power supply to first battery and is somebody's turn to do via power source management controller and above-mentioned each connector
Second battery charges simultaneously.
In one embodiment of the application, the first above-mentioned loudspeaker arrangement further includes first switch and the first prompt dress
It sets.First switch couples and to switch controller.First suggestion device couples controller, to prompt the electricity of the first battery
Amount.
In one embodiment of the application, the second above-mentioned loudspeaker arrangement further includes second switch and the second prompt dress
It sets.Second switch couples and to switch controller.Second suggestion device couples controller, to prompt the electricity of the second battery
Amount.
In one embodiment of the application, the first above-mentioned loudspeaker arrangement is bluetooth mono headset microphone, and
First loudspeaker arrangement and the second loudspeaker arrangement are combined into stereophone.
Based on above-mentioned, running that the first loudspeaker arrangement and the second loudspeaker arrangement of the application loudspeaker can be independently with
Play sound effect.When the second connector connects the first connector, running that the first loudspeaker arrangement can be cooperateed with the second loudspeaker arrangement
For stereo loudspeaker to play the audio of identical or different sound channel, and at the same time can also be via the second loudspeaker arrangement pair
One loudspeaker arrangement charges, to extend the usage time of the first loudspeaker arrangement.
For allow the application features described above and advantage can be clearer and more comprehensible, special embodiment below, and it is detailed to coordinate attached drawing to make
Carefully it is described as follows.
Description of the drawings
Fig. 1 is painted the schematic diagram of the loudspeaker of one embodiment of the application.
Fig. 2 is painted the block diagram of first loudspeaker arrangement of one embodiment of the application.
Fig. 3 is painted the block diagram of second loudspeaker arrangement of one embodiment of the application.
Fig. 4 is painted the partial sectional view of first loudspeaker arrangement of one embodiment of the application.
Symbol description
10：Loudspeaker
100：First loudspeaker arrangement
110：First loudspeaker
120：Shell
130：First battery
140：Ear pad
150：First connector
160：Microphone
170：Controller
200：Second loudspeaker arrangement
210：Second loudspeaker
220：Extend wire rod
221：Wire-controlled apparatus
230：Second battery
250：Second connector
270：Power source management controller
290：Third connector
C10：Chamber
C12：Front chamber
C14：Rear chamber
P10：Sound mouth
W10：Cavity wall
T10：Channel
Specific implementation mode
Fig. 1 is painted the schematic diagram of the loudspeaker of one embodiment of the application.Fig. 1 is please referred to, loudspeaker 10 includes
First loudspeaker arrangement 100 and the second loudspeaker arrangement 200, and wherein the first loudspeaker arrangement 100 has wireless transport module.In this reality
It applies in example, the first loudspeaker arrangement 100 is, for example, bluetooth headset microphone, but the application is without being limited thereto.In other embodiments,
One loudspeaker arrangement 100 can be actually near-field communication (Near Field Communication, NFC) earphone, Bluetooth loudspeaker, earphone
Microphone or other wireless loudspeaker arrangement, and the second loudspeaker arrangement 200 can be actually wired or wireless loudspeaker, earphone or
The loudspeaker arrangements such as ear microphone.In the present embodiment, the first loudspeaker arrangement 100 and the second loudspeaker arrangement 200 can for example divide
Other ground independent work is connected with each other ground Collaboration.
In the present embodiment, the second loudspeaker arrangement 200, which has, extends wire rod 220 and wire-controlled apparatus 221.Wire-controlled apparatus
221 sending out control signal.Extend wire rod 220 to connect the second connector 250 of the second loudspeaker arrangement 200, makes second
Connector 250 may extend away to connect other connectors.When the second loudspeaker arrangement 200 is connected to via the second connector 250
When one loudspeaker arrangement 100, the second loudspeaker arrangement 200 can be stereo loudspeaker with 100 Collaboration of the first loudspeaker arrangement, and
And it is charged simultaneously to the first loudspeaker arrangement 100 by the second loudspeaker arrangement 200.
First loudspeaker arrangement
Fig. 2 is painted the block diagram of first loudspeaker arrangement of one embodiment of the application.Referring to Fig. 1 and Fig. 2.The
One loudspeaker arrangement 100 includes the first loudspeaker 110, the first battery 130, the first connector 150 and controller 170.In this implementation
In example, the first connector 150 can provide charging and transmission of sound signals function simultaneously.Controller 170 is coupled to the first loudspeaker
110, the first battery 130 and the first connector 150.In the present embodiment, controller 170 is Bluetooth control chip, is at least wrapped
Include bluetooth module and power management module.However, in other embodiments, the first connector 150 also can be actually can be same
When charging and other general or specialized connectors of transmission of sound signals function are provided, and controller 170 also can be actually to include
The other systems chip of wireless transport module and power management module, the application are not limited to this.
In the present embodiment, when the first 100 independent work of loudspeaker arrangement, controller 170 receives sound by bluetooth module
Sound signal, and according to the voice signal received the first audio is played via the first loudspeaker 110.And the first battery 130 is then
Electric power needed for first loudspeaker arrangement 100 is provided.When the first connector 150 is electrically connected to external power supply, in controller 170
Power management module management and control under, external power supply can charge to the first battery 130 via the first connector 150.It lifts
For example, power management module can monitor the remaining capacity of the first battery 130, and be cut when the first battery 130 has been filled with electricity
Disconnected charge path stops charging.
In addition, the first loudspeaker arrangement 100 may also include first switch (not being painted) and the first suggestion device (not being painted).
First switch is both coupled to controller 170 with the first suggestion device.First switch is to switch controller 170, and then switch
One loudspeaker arrangement 100.First suggestion device is prompting the electricity of the first battery 130.For example, the first suggestion device can be by
The number that several light emitting diode (Light-Emitting Diode, LED) warning lights are formed, and lighted with LED warning lights
Amount ratio prompts for the remaining capacity ratio of the first battery 130.When first switch is opened, the first suggestion device just can carry
Show the remaining capacity of the first battery 130.However, the application does not limit the side of the first suggestion device prompting residue electricity herein
Formula.
Second loudspeaker arrangement
Fig. 3 is painted the block diagram of second loudspeaker arrangement of one embodiment of the application.Referring to Fig. 1 and Fig. 3,
Two loudspeaker arrangements 200 include the second loudspeaker 210, wire-controlled apparatus 221, the second battery 230, the second connector 250, power management control
Device 270 and third connector 290 processed.In the present embodiment, the second connector 250 is to be compatible with the first connector 150, is coupled
In the second loudspeaker 210 and power source management controller 270, charging and signal transfer functions can be provided simultaneously.Power source management controller
270 the second batteries 230 of coupling, the second connector 250 and third connector 290.In the present embodiment, power source management controller
270 be power management chip, to manage the second battery 230.Third connector 290 is connecting external power supply.However, at it
In his embodiment, the second connector 250 can be actually to be compatible with other connectors of the first connector 150, while providing charging
With signal transfer functions, and third connector 290 can be actually that can connect other connectors of external power supply, all connectors
It is not limited to USB connector.
In the present embodiment, when the second 200 independent work of loudspeaker arrangement, outside can be received via the second connector 250
Voice signal, and according to the external voice signal received the second audio is played via the second loudspeaker 210.And the second battery
230 electric power provided needed for the second loudspeaker arrangement 200.When third connector 290 is electrically connected to external power supply, in power supply
Under the management and control of Management Controller 270, external power supply can charge to the second battery 230 via third connector 290.
Similarly, the second loudspeaker arrangement 200 may also include second switch (not being painted) and the second suggestion device (is not painted
Show), it is respectively coupled to power source management controller 270.The real work mode of second switch and the second suggestion device is similar to the
One switch and the first suggestion device, related description in previous paragraphs illustrated that therefore details are not described herein.
It is worth mentioning, the second loudspeaker arrangement 200 of Fig. 3 embodiments is cooperation Fig. 1 embodiments to be painted, therefore by second
Loudspeaker 210, the second battery 230, power source management controller 270 and third connector 290 combine, and to extend wire rod
220 the second connectors 250 of connection and wire-controlled apparatus 221.As long as however, constant in the relativeness that each component is coupled against each other
Under premise, the application does not limit the Integration Mode of each component in actual work herein.For example, the second battery 230, electricity
Source control controller 270 and 290 three of third connector can also be to be integrated with wire-controlled apparatus 221 or the second connector 250
Implement together.
The Collaboration of first loudspeaker arrangement and the second loudspeaker arrangement
Referring to Fig. 1 to Fig. 3.In the present embodiment, when the second connector 250 of the second loudspeaker arrangement 200 connects
When the first connector 150 of the first loudspeaker arrangement 100, the first loudspeaker arrangement 100 can be operated synergistically with the second loudspeaker arrangement 200
For stereosonic loudspeaker, and the second battery 230 can be via power source management controller 270, the second connector 250 and the simultaneously
A connector 150 charges to the first battery 130.
Specifically, the first loudspeaker arrangement 100 using when can via the bluetooth module in controller 170 come receive sound believe
Number, and by the first loudspeaker 110 the first audio is played according to voice signal.If the second of the second loudspeaker arrangement 200 at this time
Connector 250 is connected to the first connector 150, and the controller 170 of the first loudspeaker arrangement 100 can be from the foot of the second connector 250
Position judges the type of the second connector 250.If the second connector 250 only provides external power supply charge function, previous paragraphs such as
It is described, the charging of 170 the first battery of management and control external power supply pair 130 of controller.On the other hand, if belong to can be same for the second connector 250
When charging and the connectors of signal transfer functions are provided, then controller 170 is according to voice signal, by the first connector 150 with
Second connector 250 to play the second audio via the second loudspeaker 210 of the second loudspeaker arrangement 200.At the same time, the second battery
230 can come to charge to the first battery 130 via the charging foot position of the second connector 250.
Thus, when the first loudspeaker arrangement 100 is connected with the second loudspeaker arrangement 200 and cooperates with broadcasting, second raises one's voice
Device 200 can simultaneously charge to the first loudspeaker arrangement 100；And therefore disconnect the first connector 150 and the second connector 250
After connection, the first battery 130 of the first loudspeaker arrangement 100 can maintain sufficient electricity, for continuing independent use.
It is noted that the first audio in above-described embodiment can be identical or different with the second audio.Specifically,
Voice signal can be monophonic sound sound signal, binaural sound signal or other more multichannels stereo signal.Work as sound
When signal is monophonic sound sound signal, the first audio is identical as the second audio.When voice signal is binaural sound signal, the
One audio is the first sound channel audio of voice signal, and the second audio can be the second sound channel audio of voice signal.Thus,
It just can be after being connect with the second loudspeaker arrangement 200 for the first loudspeaker arrangement 100 of monophonic when individually being operated in the present embodiment
Expanding becomes Three-dimensional dual-track loudspeaker, and the first loudspeaker arrangement 100 can also maintain sufficient electricity after disconnecting
Amount.
In one embodiment, the first loudspeaker arrangement 100 and the second loudspeaker arrangement 200 can also use external power supply simultaneously
To charge.Specifically, when the first connector 150 of the first loudspeaker arrangement 100 connects the second of the second loudspeaker arrangement 200
Connector 250, and when the connection external power supply of third connector 290 of the second loudspeaker arrangement 200, external power supply can connect via third
It connects device 290 to charge to the second battery 230, and at the same time connecting via third connector 290, the second connector 250 and first
Device 150 charges to the first battery 130.
Subsidiary one is mentioned that, in one embodiment, after the first loudspeaker arrangement 100 is connect with the second loudspeaker arrangement 200,
Control signal can also be sent out via the wire-controlled apparatus 221 of the second loudspeaker arrangement 200, via the second connector 250 and first
Connector 150 to controller 170 plays out control.Control is played to include volume, song, play the controls such as process or balanced device
System, the application do not limit herein.
Appearance and construction
Be worth mentioning, the first loudspeaker arrangement 100 of Fig. 1 be for convenience of explanation and the schematic diagram that is painted, not to
Limit the actual configuration of the first loudspeaker arrangement 100.It is being compatible under the premise of coupling relationship of Fig. 2 embodiments, first raises one's voice
The structure or construction of device 100 can be implemented in a number of different manners.
Fig. 4 is painted the partial sectional view of first loudspeaker arrangement of one embodiment of the application.Fig. 1 and Fig. 4 are please referred to,
In one embodiment, the first loudspeaker arrangement 100, which can be for example, is embodied as ear microphone, and includes the first loudspeaker 110, shell
120, the first battery 130, ear pad 140, the first connector 150, microphone 160 and controller 170.Wherein, the first battery
130,170 visual demand of the first connector 150 and controller be arranged in shell 120 or shell 120 on any place, this
Embodiment system not subject to the limits.
Constructively, shell 120 has a cavity C 10 and a sound mouth P10.Cavity C 10 is connected to sound mouth P10.Ear
Pad 140 is configured at outside shell 120.Horn single body 120 and microphone 130 are all configured at cavity C 10, and microphone 160 is located at
Between sound mouth P10 and the first loudspeaker 110.When the first loudspeaker arrangement 100 is worn in the ear of user, sound mouth P10 will be faced
The eardrum of ear, and the first loudspeaker 110 can hinder environmental noise to be transferred to microphone 160 with ear pad 140, therefore generate passive anti-
The fidelity of sound also can be improved in the effect made an uproar.Specifically, the first loudspeaker 110 prevent environmental noise from being transmitted out of shell 120
To microphone 160, and ear pad 140 prevents environmental noise from being transferred to microphone 160 outside shell 120.In addition, because microphone
160 very close to user eardrum, sound wave caused by caused vibrophone can be by the spirit of microphone 160 when user speaks
It detects and collects quickly, and the sound that user sends out can also be transferred in duct and by microphone by the bone of people well
160 collect.
In the present embodiment, cavity C 10 is divided into the front chamber C12 and a back cavity to not exchange information by the first loudspeaker 110
Room C14, microphone 160 are located at front chamber C12.In other words, the part that the first loudspeaker 110 are contacted with cavity C 10 substantially belongs to
The contact of air hermetic, therefore gas can not be transferred to front chamber C12 from rear chamber C14, also just reduce environmental noise by Mike
The possibility that wind 160 is collected.The ear pad 140 of the present embodiment is to be set in outside shell 120, and sound mouth P10 is located at ear pad 140
It is interior.In addition, the diameter of the microphone 160 of this example is, for example, less than equal to 6mm, so that microphone 160 can be together with shell 120
Go deep into the duct of user and close to eardrum.Microphone 160 can be Electret Condencer Microphone or the microphone of other forms, outside
Sight can be round pie or other appearances.
There is a channel T10, with for the first loudspeaker between the microphone 160 of the present embodiment and a cavity wall W10 of cavity C 10
110 sound provided are sent out via channel T10 outside sound mouth P10.Therefore, the sound that the first loudspeaker 110 are provided according to
It is old to be transferred to eardrum well.In addition, the shell 120 of the present embodiment is integrally formed, overall structure is simple and organizes dressing
Easily.
On the other hand, the present embodiment is another other than being provided with microphone 160 on the first unilateral loudspeaker arrangement 100
Virtual microphone (not being painted) can be also arranged so that the sound field on both sides is consistent in second loudspeaker arrangement 200 on side.Virtual Mike
Wind is identical as the external form of real microphone 160, but the not function of radio reception, thus, in addition to sound field unanimously other than, moreover it is possible to make
The external form on both sides is symmetrical.It is worth mentioning, the construction of the loudspeaker of the present embodiment is not limited to the application, this field skill
The visual demand of art personnel is suitably made it change and is retouched with modification.
In conclusion in the loudspeaker of the embodiment of the present application, the first loudspeaker arrangement can be distinguished with the second loudspeaker arrangement
Independent work is with play sound effect, additionally it is possible to respectively with external power source charges.When the second connector connects the first connector, first
Loudspeaker arrangement can be operated synergistically from the second loudspeaker arrangement for stereo loudspeaker to play the audio of different sound channels, and same
When can also charge via second the first loudspeaker arrangement of loudspeaker arrangement pair, with extend the first loudspeaker arrangement usage time.In addition,
When the second connector connects the first connector, additionally it is possible to be raised one's voice simultaneously to the first loudspeaker arrangement and second with single external power supply
Device charges.Accordingly, can in effective management and control loudspeaker each device battery capacity, promoted and use upper convenience.
Although the application is disclosed as above with embodiment, so it is not limited to the application, any technical field
Technical staff, do not departing from spirit and scope, can make it is a little change and retouch, therefore the guarantor of the application
Protecting range should regard subject to appended claims institute defender.
Claims (10)
1. a kind of loudspeaker, which is characterized in that including：
First loudspeaker arrangement has a wireless transport module, to play the first audio according to voice signal, including：
First battery, to provide the electric power needed for first loudspeaker arrangement；
First connector；And
Controller couples first battery and first connector, to receive the voice signal and manage first battery；
And
Second loudspeaker arrangement, including：
Second battery, to provide the electric power needed for second loudspeaker arrangement；
Second connector；And
Power source management controller couples second battery and second connector,
Wherein when second connector connects first connector, second battery is via power source management controller and those companies
Device is connect to charge to first battery.
2. loudspeaker as described in claim 1, which is characterized in that, should when second connector reception external voice signal
Second loudspeaker arrangement plays the second audio according to the external voice signal.
3. loudspeaker as described in claim 1, which is characterized in that, should when second connector connects first connector
Second loudspeaker arrangement plays the second audio according to the voice signal.
4. loudspeaker as claimed in claim 3, which is characterized in that first audio and second audio are respectively the sound
The the first sound channel audio and second sound channel audio of sound signal.
5. loudspeaker as described in claim 1, wherein when first connector connects external power supply, the external power supply via
First connector charges to first battery.
6. loudspeaker as described in claim 1, which is characterized in that second loud speaker further includes：
Third connector is coupled to the power source management controller, wherein when the third connector connects external power supply, outside this
Power supply charges to second battery via the third connector and the power source management controller.
7. loudspeaker as claimed in claim 6, which is characterized in that when second connector connects first connector, and
When the third connector connects the external power supply, the external power supply is via the power source management controller and those connectors to this
First battery and second battery charge simultaneously.
8. loudspeaker as described in claim 1, which is characterized in that first loudspeaker arrangement further includes：
First switch couples and to switch the controller；And
First suggestion device couples the controller, to prompt the electricity of first battery.
9. loudspeaker as claimed in claim 6, which is characterized in that second loudspeaker arrangement further includes：
Second switch couples and to switch the power source management controller；And
Second suggestion device couples the power source management controller, to prompt the electricity of second battery.
10. loudspeaker as described in claim 1, wherein first loudspeaker arrangement are bluetooth mono headset microphone, and
And first loudspeaker arrangement and second loudspeaker arrangement are combined into stereophone.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201715399761A | 2017-01-06 | 2017-01-06 | |
| US15/399,761 | 2017-01-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108282721A true CN108282721A (en) | 2018-07-13 |
Family
ID=62801189
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710201059.0A Pending CN108282721A (en) | 2017-01-06 | 2017-03-30 | Loudspeaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108282721A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1801571A (en) * | 2004-09-15 | 2006-07-12 | 贝尔金公司 | Power supply system comprising rechargeable battery pack and attachment apparatus |
| CN204539449U (en) * | 2014-12-31 | 2015-08-05 | 青岛歌尔声学科技有限公司 | A kind of wireless stereo headset |
| WO2016077212A1 (en) * | 2014-11-12 | 2016-05-19 | Alpha Audiotronics, Inc. | Wearable earbud charging band |
| CN205430550U (en) * | 2016-02-02 | 2016-08-03 | 深圳威武智能科技有限公司 | Last bluetooth headset of power supply |
| CN205594918U (en) * | 2016-03-18 | 2016-09-21 | 北华大学 | Japanese listening training device |
-
2017
- 2017-03-30 CN CN201710201059.0A patent/CN108282721A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1801571A (en) * | 2004-09-15 | 2006-07-12 | 贝尔金公司 | Power supply system comprising rechargeable battery pack and attachment apparatus |
| WO2016077212A1 (en) * | 2014-11-12 | 2016-05-19 | Alpha Audiotronics, Inc. | Wearable earbud charging band |
| CN204539449U (en) * | 2014-12-31 | 2015-08-05 | 青岛歌尔声学科技有限公司 | A kind of wireless stereo headset |
| CN205430550U (en) * | 2016-02-02 | 2016-08-03 | 深圳威武智能科技有限公司 | Last bluetooth headset of power supply |
| CN205594918U (en) * | 2016-03-18 | 2016-09-21 | 北华大学 | Japanese listening training device |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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Application publication date: 20180713 |