CN209330405U - A kind of TWS bluetooth headset enters box detection device - Google Patents
A kind of TWS bluetooth headset enters box detection device Download PDFInfo
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- CN209330405U CN209330405U CN201920085618.0U CN201920085618U CN209330405U CN 209330405 U CN209330405 U CN 209330405U CN 201920085618 U CN201920085618 U CN 201920085618U CN 209330405 U CN209330405 U CN 209330405U
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- contact
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- charging
- tws bluetooth
- bluetooth headset
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Abstract
The utility model relates to a kind of TWS bluetooth headsets to enter box detection device, for entering box detection to TWS bluetooth headset, TWS bluetooth headset includes at least one headset main body, microcontroller and detection circuit are provided in charging box, first contact is set on the shell of each headset main body, the second contact corresponding with the first contact is provided in charging box；When the first contact and the second contact contact, detection circuit exports the first level signal；Magnet is provided in each headset main body；Hall sensor corresponding with each magnet is provided in charging box；Each Hall sensor is connected with microcontroller；When each headset main body enters box in place, each Hall sensor senses the change of magnetic field strength of the magnet in corresponding headset main body and exports detection signal；When microcontroller receives detection signal and the first level signal, output TWS bluetooth headset enters the signal of box in place.Enter the reliability of box detection for improving TWS bluetooth headset.
Description
Technical field
The utility model belongs to earphone and enters box detection technique field, and in particular to a kind of TWS bluetooth headset enters box detection dress
It sets.
Background technique
Technology application is to bluetooth earphone field for real wireless stereo (True Wireless Stereo, abbreviation TWS), just
TWS bluetooth headset is expedited the emergence of.TWS bluetooth headset working principle is mobile phone and host by bluetooth connection, and host passes through with slave
Nearly magnetic field induction technology (Near Field Magnetic Induction, abbreviation NFMI) or the connection of TWS agreement, are working
When, music signal on mobile phone is transmitted to slave by NFMI or TWS agreement by Bluetooth transmission to host, then by host,
To realize that left and right earphone receives signal.
In the prior art, TWS bluetooth headset because its compact, it is easy to carry the features such as, favor by user.But
TWS bluetooth headset needs matched charging box to charge, when charging box detects that earphone enters box and headset batteries electricity not
It needs to open charging module when high to charge to headset batteries.In the prior art, infrared sensor is provided in charging box, it is infrared
Sensor issues infrared ray by transparent window, and in sylphon, infrared ray is kept off back by charging box top cover and connect by infrared sensor
It receives, master control borad learns that charging box is sylphon according to the received light quantity of infrared sensor in charging box, and enters box in headset main body
When, infrared ray is kept off back by headset body and is received by infrared sensor, and master control borad is according to the received light quantity of infrared sensor at this time,
Learn that earphone enters box, it is such enter box detection mode there are cannot all keep off back infrared ray when earphone enters box, and charging box and TWS are blue
Tooth earphone compact structure itself, when distance and earphone of the infrared sensor apart from charging box top plate enter box when sylphon headset main body away from
It is not much different with a distance from infrared sensor, leads to the presence of error detection, reduces earphone and enter box reliability.
Utility model content
The utility model provides a kind of TWS bluetooth headset and enters box detection device, and that improves that TWS bluetooth headset enters box detection can
By property.
In order to solve the above-mentioned technical problem, the utility model proposes following technical solutions to be resolved:
A kind of TWS bluetooth headset enters box detection device, for entering box detection, the TWS bluetooth headset to TWS bluetooth headset
Including at least one headset main body, it is provided with microcontroller in charging box, the first contact, institute are set on the shell of each headset main body
It states and is provided with the second contact corresponding with first contact in charging box；It is characterized in that, being additionally provided in the charging box
The detection circuit being connected with microcontroller, when first contact and the second contact contact, the detection circuit output first
Level signal；Magnet is provided in each headset main body；Hall corresponding with each magnet is provided in the charging box to pass
Sensor；Each Hall sensor is connected with microcontroller；When each headset main body enters box in place, each Hall sensor is sensed pair
The change of magnetic field strength for the magnet in headset main body answered, and export detection signal；Detection letter is received in the microcontroller
Number and when first level signal, export the TWS bluetooth headset and enter the signal of box in place.
It further, further include the charging module being connected with the microcontroller in the charging box, in the microcontroller
When device receives the detection signal and the first level signal, charging of the charging module to each headset main body is controlled.
Further, the detection circuit includes pull down resistor, control switch and pull-up resistor, and control switch is connected to
Between pull-up resistor and pull down resistor, the test side of microcontroller is connected between pull-up resistor and control switch, in the first contact
When with the contact of the second contact, the test side of microcontroller receives first level signal, and wherein one end of control switch is
One and the other end are another in the first contact and the second contact in first contact and the second contact.
Further, first contact includes the first communication contact, the first charging contact and ground contact, second touching
Point includes and corresponding second communication contact of the first communication contact, the second charging contact corresponding with the first charging contact and ground touching
Point.
Further, first communication contact and the first charging contact are same contact, and second communication contact
It is same contact with the second charging contact；Charged state or communications status, institute are according to the TWS bluetooth headset and charging box
Stating microcontroller control to switch the same contact is communication contact or charging contact.
Further, the magnet includes the three blocks of magnet to form down triangle disposition.
Further, the magnet is the long bar magnet for entering box direction along the TWS bluetooth headset.
Further, the long bar magnet includes concatenated at least two blocks of magnet.
Compared with prior art, the advantages of the utility model and beneficial effect is: when TWS bluetooth headset enters box in place,
Each Hall sensor can detect the change of magnetic field strength of the magnet in corresponding headset main body, reach certain value in magnetic field strength
When, Hall sensor acts and exports detection signal, the first contact on headset main body shell and the second contact on charging box
Contact, detection circuit detects the first contact and whether the second contact contacts, and exports the first level signal when the two contact contacts,
The first level signal of the first contact and the contact of the second contact and the detection letter of Hall sensor output are received when microcontroller
Number both when, microcontroller just will be considered that earphone enters box, improves earphone and enters the reliability that box detects, to promote user experience.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be practical to this
New embodiment or attached drawing needed to be used in the description of the prior art are made one and are briefly introduced, it should be apparent that, it is described below
Attached drawing is some embodiments of the utility model, for those of ordinary skill in the art, is not being made the creative labor
Under the premise of, it can also be obtained according to these attached drawings other accompanying drawings.
Fig. 1 is the functional block diagram that the utility model TWS bluetooth headset enters box detection device embodiment；
Fig. 2 is the circuit diagram that the utility model TWS bluetooth headset enters the detection circuit in box detection device embodiment.
Specific embodiment
It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.Based on the implementation in the utility model
Example, every other embodiment obtained by those of ordinary skill in the art without making creative efforts belong to
The range of the utility model protection.
In order to improve the reliability that TWS bluetooth headset enters box detection, the present embodiment is related to a kind of TWS bluetooth headset and enters box inspection
Device is surveyed, for entering box detection to TWS bluetooth headset, TWS bluetooth headset includes at least one headset main body, setting in charging box
There is microcontroller 1, the first contact 4 is set on the shell of each headset main body, corresponding with the first contact 4 is provided in charging box
Two contacts 5；It is additionally provided with the detection circuit 7 being connected with microcontroller 1 in charging box, is contacted in the first contact 4 with the second contact 5
When, detection circuit 7 exports the first level signal；Magnet 3 is provided in headset main body；It is provided in charging box and each magnet pair
3 Hall sensors 2 answered；Each Hall sensor 2 is connected with microcontroller 1；When each headset main body enters box in place, each Hall
Sensor 2 senses the change of magnetic field strength of the magnet 3 in corresponding headset main body, and exports detection signal；In microcontroller 1
When receiving detection signal and the first level signal, output TWS bluetooth headset enters the signal of box in place.Hall passes in the present embodiment
Sensor 2 is Hall switch sensor, when the magnetic flux close to Hall sensor reaches certain threshold value, Hall switch sensing
Device movement, and export a signal.
Specifically, usual TWS bluetooth headset includes host and slave, can be carried out to one or both of host and slave
Enter box detection, by detecting whether in place TWS bluetooth headset enters box, microcontroller 1 can control the operation of TWS bluetooth headset,
Such as earphone charging, control earphone are resetted etc..In the present embodiment, it is provided in charging box and is filled with what microcontroller 1 was connected
Electric module 6 receives the feedback signal of the first contact 4 and the contact of the second contact 5 in microcontroller 1 and Hall sensor 2 incudes
When detecting signal to the corresponding output of magnet 3, microcontroller 1 controls charging module 1 and charges to the headset main body for entering box.Hall
Sensor 2 is arranged in charging box, and corresponding magnet 3 is arranged in headset main body, is provided with magnet in host and slave
3, and host internal magnet and slave internal magnet correspond to a Hall sensor 2, position of the Hall sensor 2 in charging box with
And position of the magnet 3 corresponding with the Hall sensor 2 in headset main body is without limitation, as long as corresponding when earphone enters box in place
Magnet 3 can be sensed by Hall sensor 2.In the present embodiment, the signal and Hall sensor 2 of the two contact contact
Just it is believed that earphone enters box in place, improves the reliability into box detection when the signal of detection is transferred to microcontroller 1 jointly.Such as figure
Shown in 2, when earphone does not enter box, i.e., the first contact is not contacted with the second contact, and detection circuit 7 exports high level to microcontroller
1 test side IN, when the first contact and the contact of the second contact, detection circuit exports low level to test side IN, specifically, inspection
Slowdown monitoring circuit 7 includes pull down resistor R1, control switch S and pull-up resistor R2, and control switch S is connected to pull-up resistor R2 and drop-down electricity
It hinders between R1, wherein the present embodiment control switch S is due to the first contact 4 and the formation of the second contact 5, i.e. the first contact 4 and second
Contact 5 not in contact with when, control switch S is disconnected, and when the first contact 4 and the second contact 5 contact, and control switch S engagement is controlling
When switch S is disconnected, due to the presence of pull-up resistor R2, level is high level at the IN of test side, in control switch S closure, by
Level is low level (i.e. the first level signal) at the presence of pull down resistor R, test side IN, therefore, when microcontroller 1 detects
Indicate that the first contact 4 and the second contact 5 contact when to the first level signal.
In general, wireless headset include five contacts, data send contact TX, data receiver contact R X, power contact VCC,
Ground contact GND and detection contact DET, in the present embodiment, in order to save the body of arrangement space and headset main body in charging box
Product, by data communication contact and charging contact Integrated design on a contact, accordingly, communication contact in headset main body and
Charging contact also Integrated design on a contact, and save detection contact DET, when being charged, microcontroller 1 control
The same contact is charging contact VBUS, and when carrying out data communication, it is communication contact that microcontroller 1, which switches the same contact,.
In order to improve the magnetic force of magnet 3, the magnet can be enter the long bar magnet in box direction along TWS bluetooth headset, or
For the muti-piece magnet of overlapped in series, or to be formed three blocks of magnet of triangle disposition are fallen, wherein two side-by-side in three blocks of magnet
Magnet is located at the top of another magnet, or is the magnet of other shapes arrangement, as long as it can ensure that entering box in place in earphone
Its magnetic field is detected by Hall sensor 2 afterwards.Further, the long bar magnet includes concatenated at least two blocks of magnet.
The TWS bluetooth headset of the present embodiment enters box detection device, when TWS bluetooth headset enters box in place, each hall sensing
Device 2 can detect the change of magnetic field strength of the magnet 3 in corresponding headset main body, and when magnetic field strength reaches certain value, Hall is passed
Sensor 2 acts and exports detection signal, the first contact 4 on headset main body shell and the second contact 5 contact on charging box, inspection
Slowdown monitoring circuit 7 detects the first contact 4 and whether the second contact 5 contacts, and when the two contact contacts, exports the first level signal, when
The detection that microcontroller 1 receives the first level signal of the first contact 4 and the contact of the second contact 5 and Hall sensor 2 exports
When signal, microcontroller 1 just will be considered that earphone enters box, improve the reliability that earphone enters box detection.
Finally, it should be noted that above embodiments are only to illustrate the technical solution of the utility model, rather than its limitations；
Although the utility model is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that:
It is still possible to modify the technical solutions described in the foregoing embodiments, or part of technical characteristic is carried out etc.
With replacement；And these are modified or replaceed, various embodiments of the utility model technology that it does not separate the essence of the corresponding technical solution
The spirit and scope of scheme.
Claims (8)
1. a kind of TWS bluetooth headset enters box detection device, for entering box detection, the TWS bluetooth headset packet to TWS bluetooth headset
At least one headset main body is included, microcontroller is provided in charging box, the first contact is set on the shell of each headset main body, it is described
The second contact corresponding with first contact is provided in charging box；It is characterized in that, be additionally provided in the charging box with
The connected detection circuit of microcontroller, when first contact and the second contact contact, first electricity of detection circuit output
Ordinary mail number；Magnet is provided in each headset main body；Hall sensing corresponding with each magnet is provided in the charging box
Device；Each Hall sensor is connected with microcontroller；When each headset main body enters box in place, each Hall sensor senses correspondence
Headset main body internal magnet change of magnetic field strength, and export detection signal；The detection letter is received in the microcontroller
Number and when first level signal, export the TWS bluetooth headset and enter the signal of box in place.
2. TWS bluetooth headset according to claim 1 enters box detection device, which is characterized in that also wrapped in the charging box
The charging module being connected with the microcontroller is included, receives the detection signal and first level in the microcontroller
When signal, charging of the charging module to each headset main body is controlled.
3. TWS bluetooth headset according to claim 1 enters box detection device, which is characterized in that the detection circuit includes
Pull down resistor, control switch and pull-up resistor, control switch are connected between pull-up resistor and pull down resistor, the inspection of microcontroller
End is surveyed to be connected between pull-up resistor and control switch, when the first contact and the second contact contact, the test side of microcontroller
First level signal is received, wherein one end of control switch is that one and the other end are in the first contact and the second contact
Another in first contact and the second contact.
4. TWS bluetooth headset according to claim 1 enters box detection device, which is characterized in that first contact includes
First communication contact, the first charging contact and ground contact, second contact include corresponding with the first communication contact second logical
Believe contact, the second charging contact corresponding with the first charging contact and ground contact.
5. TWS bluetooth headset according to claim 4 enters box detection device, which is characterized in that first communication contact
It is same contact with the first charging contact, and second communication contact and the second charging contact are same contact；According to described
TWS bluetooth headset and charging box are in charged state or communications status, and the microcontroller control switches the same contact and is
Communication contact or charging contact.
6. TWS bluetooth headset according to any one of claims 1-5 enters box detection device, which is characterized in that the magnetic
Iron includes the three blocks of magnet to form down triangle disposition.
7. TWS bluetooth headset according to any one of claims 1-5 enters box detection device, which is characterized in that the magnetic
Iron is the long bar magnet for entering box direction along the TWS bluetooth headset.
8. TWS bluetooth headset according to claim 7 enters box detection device, which is characterized in that the long bar magnet includes
Concatenated at least two blocks of magnet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920085618.0U CN209330405U (en) | 2019-01-18 | 2019-01-18 | A kind of TWS bluetooth headset enters box detection device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920085618.0U CN209330405U (en) | 2019-01-18 | 2019-01-18 | A kind of TWS bluetooth headset enters box detection device |
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| CN209330405U true CN209330405U (en) | 2019-08-30 |
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Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110602599A (en) * | 2019-10-31 | 2019-12-20 | 歌尔科技有限公司 | Wireless earphone and charging box thereof |
| CN110602584A (en) * | 2019-09-06 | 2019-12-20 | 华为技术有限公司 | Wireless earphone and wireless earphone system |
| CN110611858A (en) * | 2019-09-29 | 2019-12-24 | 歌尔股份有限公司 | Earphone in-out box control method, earphone box and readable storage medium |
| CN110650400A (en) * | 2019-09-30 | 2020-01-03 | 歌尔科技有限公司 | Wireless earphone and low-power-consumption method, device and system thereof |
| CN110638156A (en) * | 2019-09-25 | 2020-01-03 | 歌尔股份有限公司 | Hysteresis compensation method, storage medium and intelligent wearable device |
| CN111277941A (en) * | 2020-02-28 | 2020-06-12 | 歌尔股份有限公司 | TWS earphone and out-of-box detection device, method and system thereof |
| CN112399321A (en) * | 2020-10-09 | 2021-02-23 | 深圳市思远半导体有限公司 | Bluetooth headset, Bluetooth headset state monitoring method and readable storage medium |
| CN112601149A (en) * | 2020-12-11 | 2021-04-02 | Oppo广东移动通信有限公司 | Earphone, earphone box and earphone box assembly |
| CN112964945A (en) * | 2021-02-01 | 2021-06-15 | 深圳市豪恩声学股份有限公司 | Method and device for testing charging box, terminal and storage medium |
| CN113573197A (en) * | 2021-07-28 | 2021-10-29 | 歌尔科技有限公司 | Wearable system, earphone charging box and earphone control method |
| CN114040290A (en) * | 2021-11-10 | 2022-02-11 | 深圳市大十科技有限公司 | Open earphone box awakening device and awakening method |
| CN114325503A (en) * | 2021-12-23 | 2022-04-12 | 深圳市敦实电子有限公司 | Method and device for testing contact life of tws earphone charging column and charging bin spring pin |
| CN116679243A (en) * | 2022-12-12 | 2023-09-01 | 荣耀终端有限公司 | Detection method, readable storage medium, program product, and electronic device |
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Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110602584A (en) * | 2019-09-06 | 2019-12-20 | 华为技术有限公司 | Wireless earphone and wireless earphone system |
| CN110638156A (en) * | 2019-09-25 | 2020-01-03 | 歌尔股份有限公司 | Hysteresis compensation method, storage medium and intelligent wearable device |
| CN110611858A (en) * | 2019-09-29 | 2019-12-24 | 歌尔股份有限公司 | Earphone in-out box control method, earphone box and readable storage medium |
| CN110650400A (en) * | 2019-09-30 | 2020-01-03 | 歌尔科技有限公司 | Wireless earphone and low-power-consumption method, device and system thereof |
| CN110602599B (en) * | 2019-10-31 | 2021-02-19 | 歌尔科技有限公司 | Wireless earphone and charging box thereof |
| CN110602599A (en) * | 2019-10-31 | 2019-12-20 | 歌尔科技有限公司 | Wireless earphone and charging box thereof |
| CN111277941A (en) * | 2020-02-28 | 2020-06-12 | 歌尔股份有限公司 | TWS earphone and out-of-box detection device, method and system thereof |
| CN112399321B (en) * | 2020-10-09 | 2022-05-03 | 深圳市思远半导体有限公司 | Bluetooth headset, Bluetooth headset state monitoring method and readable storage medium |
| CN112399321A (en) * | 2020-10-09 | 2021-02-23 | 深圳市思远半导体有限公司 | Bluetooth headset, Bluetooth headset state monitoring method and readable storage medium |
| CN112601149A (en) * | 2020-12-11 | 2021-04-02 | Oppo广东移动通信有限公司 | Earphone, earphone box and earphone box assembly |
| CN112601149B (en) * | 2020-12-11 | 2024-01-30 | Oppo广东移动通信有限公司 | Earphone, earphone box and earphone box assembly |
| CN112964945A (en) * | 2021-02-01 | 2021-06-15 | 深圳市豪恩声学股份有限公司 | Method and device for testing charging box, terminal and storage medium |
| CN113573197A (en) * | 2021-07-28 | 2021-10-29 | 歌尔科技有限公司 | Wearable system, earphone charging box and earphone control method |
| CN113573197B (en) * | 2021-07-28 | 2022-11-01 | 歌尔科技有限公司 | Wearable system, earphone charging box and earphone control method |
| CN114040290A (en) * | 2021-11-10 | 2022-02-11 | 深圳市大十科技有限公司 | Open earphone box awakening device and awakening method |
| CN114325503A (en) * | 2021-12-23 | 2022-04-12 | 深圳市敦实电子有限公司 | Method and device for testing contact life of tws earphone charging column and charging bin spring pin |
| CN116679243A (en) * | 2022-12-12 | 2023-09-01 | 荣耀终端有限公司 | Detection method, readable storage medium, program product, and electronic device |
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