CN209627625U - A kind of charging bluetooth earphone box, bluetooth headset and its data transmission system - Google Patents
A kind of charging bluetooth earphone box, bluetooth headset and its data transmission system Download PDFInfo
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- CN209627625U CN209627625U CN201920257835.3U CN201920257835U CN209627625U CN 209627625 U CN209627625 U CN 209627625U CN 201920257835 U CN201920257835 U CN 201920257835U CN 209627625 U CN209627625 U CN 209627625U
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Abstract
The utility model is suitable for bluetooth earphone field, provides a kind of charging bluetooth earphone box, bluetooth headset and its data transmission system.The data transmission system includes charging bluetooth earphone box and bluetooth headset；Charging bluetooth earphone box includes the booster circuit of the data transmission pin of first processor and input termination first processor, the charging contact of the output termination charging bluetooth earphone box of booster circuit；Bluetooth headset includes the bleeder circuit of the charging contact of second processor and input termination bluetooth headset, the data receiver pin of the output termination second processor of bleeder circuit；The charging contact and earthing contact of charging bluetooth earphone box are respectively used to contact with the charging contact of bluetooth headset and earthing contact, realize data transmission.The utility model, which does not increase, connects hard contact, haves no need to change the appearance of existing bluetooth headset and charging bluetooth earphone box, does not need on the basis of excessively increasing hardware cost, and the data for being achieved that charging bluetooth earphone box to bluetooth headset are transmitted.
Description
Technical field
The utility model belongs to bluetooth earphone field more particularly to a kind of charging bluetooth earphone box, bluetooth headset and its number
According to Transmission system.
Background technique
Two are respectively provided between the bluetooth headset and charging bluetooth earphone box of the prior art for charging bluetooth earphone box
To the hard contact of charging bluetooth earphone, one of hard contact is as charging contact, another hard contact is ground.
If needing to carry out data transmission between bluetooth headset and charging bluetooth earphone box, it is necessary in addition be further added by metal
Contact, therefore the design difficulty of hardware and structure is increased, while product appearance is also required to change.
Utility model content
The purpose of this utility model is to provide a kind of charging bluetooth earphone box, bluetooth headset and its data transmission system,
It aims to solve the problem that the prior art needs data transmission just must in addition be further added by hard contact, therefore increases the design of hardware and structure
Difficulty, while product appearance is also required to the problem of changing.
In a first aspect, the utility model provides the data transmission system of a kind of charging bluetooth earphone box and bluetooth headset,
The data transmission system includes charging bluetooth earphone box and bluetooth headset；
Charging bluetooth earphone box includes the boosting of the data transmission pin of first processor and input termination first processor
Circuit, the charging contact of the output termination charging bluetooth earphone box of booster circuit, the charging contact of charging bluetooth earphone box connect the
The charging pins of one processor, the grounding pin of first processor connect the earthing contact of charging bluetooth earphone box；
Bluetooth headset includes the bleeder circuit of the charging contact of second processor and input termination bluetooth headset, bleeder circuit
Output termination second processor data receiver pin, the charging pins of second processor connect the charging contact of bluetooth headset,
The grounding pin of second processor connects the earthing contact of bluetooth headset；
The charging contact and earthing contact of charging bluetooth earphone box are respectively used to and the charging contact of bluetooth headset and ground connection
Data transmission is realized in contact contact.
Second aspect, the utility model provide a kind of charging bluetooth earphone box, including first processor and input termination
The data of first processor send the booster circuit of pin, the charging touching of the output termination charging bluetooth earphone box of booster circuit
Point, the charging contact of charging bluetooth earphone box connect the charging pins of first processor, and the grounding pin of first processor connects bluetooth
The earthing contact of earphone charging box；The charging contact and earthing contact of charging bluetooth earphone box is respectively used to fill with bluetooth headset
Electric contact and earthing contact contact, realize data transmission.
The third aspect, the utility model provide a kind of bluetooth headset, including second processor and input termination bluetooth ear
The bleeder circuit of the charging contact of machine, the data receiver pin of the output termination second processor of bleeder circuit, second processor
Charging pins connect the charging contact of bluetooth headset, the grounding pin of second processor connects the earthing contact of bluetooth headset；
The charging contact and earthing contact of bluetooth headset are respectively used to and the charging contact of charging bluetooth earphone box and ground connection
Data transmission is realized in contact contact.
In the present invention, since the data that charging bluetooth earphone box includes input termination first processor send pin
Booster circuit, booster circuit output termination charging bluetooth earphone box charging contact；Bluetooth headset includes that input termination is blue
The bleeder circuit of the charging contact of tooth earphone, the data receiver pin of the output termination second processor of bleeder circuit.Therefore, lead to
Cross charging contact and the earthing contact contact of bluetooth headset and charging bluetooth earphone box, so that it may realize that data are transmitted, by multiple
With the charging contact of bluetooth headset and charging bluetooth earphone box, do not increase and connect hard contact, haves no need to change existing bluetooth ear
The appearance of machine and charging bluetooth earphone box does not need on the basis of excessively increasing hardware cost, is achieved that charging bluetooth earphone
The data of box to bluetooth headset are transmitted.
Detailed description of the invention
Fig. 1 is showing for the data transmission system of charging bluetooth earphone box and bluetooth headset provided by the embodiment of the utility model
It is intended to.
Specific embodiment
In order to which the purpose of this utility model, technical solution and beneficial effect is more clearly understood, below in conjunction with attached drawing and
Embodiment, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only used to
It explains the utility model, is not used to limit the utility model.
In order to illustrate technical solution described in the utility model, the following is a description of specific embodiments.
Referring to Fig. 1, the data transmission system of charging bluetooth earphone box and bluetooth headset provided by the embodiment of the utility model
System includes charging bluetooth earphone box 11 and bluetooth headset 12, and charging bluetooth earphone box 11 includes first processor 111 and input terminal
The data for connecing first processor 111 send the booster circuit 112 of pin TX, and the output termination bluetooth headset of booster circuit 112 fills
The charging contact of electric box, the charging contact of charging bluetooth earphone box 11 connect the charging pins of first processor 111, first processor
111 grounding pin connects the earthing contact of charging bluetooth earphone box 11；Bluetooth headset 12 includes second processor 121 and input terminal
Connect the bleeder circuit 122 of the charging contact of bluetooth headset 12, the data of the output termination second processor 121 of bleeder circuit 122
Pin RX is received, the charging pins of second processor 121 connect the charging contact of bluetooth headset 12, the ground connection of second processor 121
Pin connects the earthing contact of bluetooth headset 12；The charging contact and earthing contact of charging bluetooth earphone box 11 are respectively used to and bluetooth
The charging contact and earthing contact of earphone 12 contact, and realize data transmission.
In the utility model embodiment, first processor 111 can be MCU etc., and second processor 121 can be MCU
Or Bluetooth chip.The data that the data of first processor 111 send the UART port that pin TX is MCU send pin, second processing
The data receiver pin RX of device 121 is the data receiver pin of the UART port of Bluetooth chip.
The bluetooth headset can be true wireless stereo (TWS, True Wireless Stereo) bluetooth headset or
Person is active noise controlling (ANC, Active noise control) bluetooth headset.
When charging bluetooth earphone box needs to pass data to bluetooth headset, just first the 5V of charging bluetooth earphone box is charged electric
It breaks out, bluetooth headset opens data receiver function, then bluetooth after the 5V voltage for detecting charging bluetooth earphone box disconnects
The data-signal to be transmitted is sent pin TX by data and sent by earphone charging box, is modulated into 5V's by booster circuit
Pulse signal is sent to the charging contact of bluetooth headset by the charging contact of charging bluetooth earphone box, and bluetooth headset is by dividing
The pulse signal of 5V is converted to the pulse signal of 1.8V by volt circuit, and the data receiver pin RX of such bluetooth headset can connect
The data for receiving charging bluetooth earphone box send pin TX and are transmitted through the data come, and then can execute corresponding operation.
The specific work of the data transmission system of charging bluetooth earphone box and bluetooth headset provided by the embodiment of the utility model
It is as follows to make principle:
When bluetooth headset charges normal in charging bluetooth earphone box, the charging contact of charging bluetooth earphone box is exported
The voltage of 5V, when having 5V voltage output, and the battery of bluetooth headset on the charging contact that bluetooth headset detects bluetooth headset
When voltage is not up to maximum value, bluetooth headset can enter charged state；
When user presses the key on charging bluetooth earphone box, the first processor of charging bluetooth earphone box disconnects indigo plant first
The 5V of the charging contact of tooth earphone charging box is exported, and after 200ms (waiting time can adjust), passes through charging bluetooth earphone box
The data of first processor send pin TX output and need the order data that transmits, the data-signal on TX passes through booster circuit
It is modulated into the pulse signal of 5V, the charging contact of bluetooth headset is transmitted to by the charging contact of charging bluetooth earphone box；
When bluetooth headset detects the voltage disconnection of the charging contact of bluetooth headset, the second of bluetooth headset is opened
The data receiver pin RX of processor, the charging contact of bluetooth headset are transmitted through the pulse signal of the 5V come, are turned by bleeder circuit
The pulse signal for changing 1.8V into is transferred to the data receiver pin RX of second processor, after RX receives data-signal, so that it may
Complete corresponding operation；
When continuing for some time (such as 10 seconds), data are transmitted, the voltage of the charging contact of charging bluetooth earphone box
Again 5V is become again, the data that the data receiver pin RX of the second processor of bluetooth headset is received can be always 0xFF, at this time
Bluetooth headset can detect that the charging contact of bluetooth headset has 5V voltage output, then reenter charged state.
In the present invention, since the data that charging bluetooth earphone box includes input termination first processor send pin
Booster circuit, booster circuit output termination charging bluetooth earphone box charging contact；Bluetooth headset includes that input termination is blue
The bleeder circuit of the charging contact of tooth earphone, the data receiver pin of the output termination second processor of bleeder circuit.Therefore, lead to
Cross charging contact and the earthing contact contact of bluetooth headset and charging bluetooth earphone box, so that it may realize that data are transmitted, by multiple
With the charging contact of bluetooth headset and charging bluetooth earphone box, do not increase and connect hard contact, haves no need to change existing bluetooth ear
The appearance of machine and charging bluetooth earphone box does not need on the basis of excessively increasing hardware cost, is achieved that charging bluetooth earphone
The data of box to bluetooth headset are transmitted.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model
Protection scope within.
Claims (10)
1. a kind of data transmission system of charging bluetooth earphone box and bluetooth headset, which is characterized in that the data transmission system
Including charging bluetooth earphone box and bluetooth headset；
Charging bluetooth earphone box includes the booster circuit of the data transmission pin of first processor and input termination first processor,
The charging contact of the output termination charging bluetooth earphone box of booster circuit, the charging contact of charging bluetooth earphone box connect the first processing
The charging pins of device, the grounding pin of first processor connect the earthing contact of charging bluetooth earphone box；
Bluetooth headset include second processor and input termination bluetooth headset charging contact bleeder circuit, bleeder circuit it is defeated
The data receiver pin of second processor is terminated out, the charging pins of second processor connect the charging contact of bluetooth headset, and second
The grounding pin of processor connects the earthing contact of bluetooth headset；
The charging contact and earthing contact of charging bluetooth earphone box are respectively used to charging contact and earthing contact with bluetooth headset
Data transmission is realized in contact.
2. data transmission system as described in claim 1, which is characterized in that the first processor is MCU, at described second
Managing device is MCU or Bluetooth chip.
3. data transmission system as claimed in claim 2, which is characterized in that the data of the first processor, which send pin, is
The data of the UART port of MCU send pin, and the data receiver pin of second processor is that the data of the UART port of Bluetooth chip connect
Spasm foot.
4. data transmission system as described in claim 1, which is characterized in that the bluetooth headset is true wireless stereo
TWS bluetooth headset either active noise controlling ANC bluetooth headset.
5. a kind of charging bluetooth earphone box, which is characterized in that the data including first processor and input termination first processor
Send the booster circuit of pin, the charging contact of the output termination charging bluetooth earphone box of booster circuit, charging bluetooth earphone box
Charging contact connect the charging pins of first processor, the grounding pin of first processor connects the ground connection touching of charging bluetooth earphone box
Point；The charging contact and earthing contact of charging bluetooth earphone box are respectively used to connect with the charging contact of bluetooth headset and earthing contact
Data transmission is realized in touching.
6. charging bluetooth earphone box as claimed in claim 5, which is characterized in that the first processor is MCU.
7. charging bluetooth earphone box as claimed in claim 6, which is characterized in that the data of the first processor send pin
It is the data transmission pin of the UART port of MCU.
8. a kind of bluetooth headset, which is characterized in that point of the charging contact including second processor and input termination bluetooth headset
Volt circuit, the data receiver pin of the output termination second processor of bleeder circuit, the charging pins of second processor connect bluetooth
The grounding pin of the charging contact of earphone, second processor connects the earthing contact of bluetooth headset；
The charging contact and earthing contact of bluetooth headset are respectively used to charging contact and earthing contact with charging bluetooth earphone box
Data transmission is realized in contact.
9. bluetooth headset as claimed in claim 8, which is characterized in that the second processor is MCU or Bluetooth chip.
10. bluetooth headset as claimed in claim 9, which is characterized in that the data receiver pin of the second processor is blue
The data receiver pin of the UART port of tooth chip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920257835.3U CN209627625U (en) | 2019-02-28 | 2019-02-28 | A kind of charging bluetooth earphone box, bluetooth headset and its data transmission system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920257835.3U CN209627625U (en) | 2019-02-28 | 2019-02-28 | A kind of charging bluetooth earphone box, bluetooth headset and its data transmission system |
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| CN209627625U true CN209627625U (en) | 2019-11-12 |
Family
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| CN201920257835.3U Active CN209627625U (en) | 2019-02-28 | 2019-02-28 | A kind of charging bluetooth earphone box, bluetooth headset and its data transmission system |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110958525A (en) * | 2019-12-03 | 2020-04-03 | 青岛歌尔智能传感器有限公司 | Communication method and device of earphone and charging box, wireless earphone and storage medium |
| CN111131955A (en) * | 2019-12-27 | 2020-05-08 | 歌尔科技有限公司 | Communication method of wearable device and charging device, wearable device and system |
| CN111147971A (en) * | 2019-12-19 | 2020-05-12 | 佳禾智能科技股份有限公司 | TWS earphone and charging box two-way communication method |
| CN111787479A (en) * | 2020-08-03 | 2020-10-16 | 重庆百瑞互联电子技术有限公司 | Method and system for correcting listening sensation of TWS earphone |
| CN113225635A (en) * | 2020-02-04 | 2021-08-06 | 络达科技股份有限公司 | Wireless Bluetooth headset charging box system and communication method thereof |
| CN113852885A (en) * | 2021-08-13 | 2021-12-28 | 安克创新科技股份有限公司 | Charging box of Bluetooth headset, Bluetooth headset and data synchronization method |
-
2019
- 2019-02-28 CN CN201920257835.3U patent/CN209627625U/en active Active
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110958525A (en) * | 2019-12-03 | 2020-04-03 | 青岛歌尔智能传感器有限公司 | Communication method and device of earphone and charging box, wireless earphone and storage medium |
| CN111147971A (en) * | 2019-12-19 | 2020-05-12 | 佳禾智能科技股份有限公司 | TWS earphone and charging box two-way communication method |
| CN111147971B (en) * | 2019-12-19 | 2021-12-07 | 佳禾智能科技股份有限公司 | TWS earphone and charging box two-way communication method |
| CN111131955A (en) * | 2019-12-27 | 2020-05-08 | 歌尔科技有限公司 | Communication method of wearable device and charging device, wearable device and system |
| CN113225635A (en) * | 2020-02-04 | 2021-08-06 | 络达科技股份有限公司 | Wireless Bluetooth headset charging box system and communication method thereof |
| CN111787479A (en) * | 2020-08-03 | 2020-10-16 | 重庆百瑞互联电子技术有限公司 | Method and system for correcting listening sensation of TWS earphone |
| CN111787479B (en) * | 2020-08-03 | 2022-04-05 | 重庆百瑞互联电子技术有限公司 | Method and system for correcting listening sensation of TWS earphone |
| CN113852885A (en) * | 2021-08-13 | 2021-12-28 | 安克创新科技股份有限公司 | Charging box of Bluetooth headset, Bluetooth headset and data synchronization method |
| CN113852885B (en) * | 2021-08-13 | 2024-02-23 | 安克创新科技股份有限公司 | Bluetooth headset charging box, bluetooth headset and data synchronization method |
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