CN212013028U - TWS earphone independent power supply circuit and charging box - Google Patents
TWS earphone independent power supply circuit and charging box Download PDFInfo
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- CN212013028U CN212013028U CN202020965481.0U CN202020965481U CN212013028U CN 212013028 U CN212013028 U CN 212013028U CN 202020965481 U CN202020965481 U CN 202020965481U CN 212013028 U CN212013028 U CN 212013028U
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Abstract
The utility model provides a TWS earphone independent power supply circuit and box that charges, independent power supply circuit includes: the left earphone power supply interface and the right earphone power supply interface; the power management module is connected with the left earphone power supply interface and the right earphone power supply interface and used for independently supplying power to the left earphone and the right earphone through the left earphone power supply interface and the right earphone power supply interface; and the processor is connected with the power management module and is used for communicating with the left earphone and the right earphone and controlling the independent power supply of the left earphone and the right earphone according to the communication result. The utility model provides a that charge simultaneously and lead to not be full of or the overcharge problem.
Description
Technical Field
The utility model relates to a wireless bluetooth headset field, concretely relates to TWS earphone independent power supply circuit and box that charges.
Background
The earphone is a pair of conversion units which receive the electric signals sent by the media player or receiver and convert the electric signals into audible sound waves by using a loudspeaker close to the ear. The headset is typically detachable from the media player and utilizes a plug connection. The earphone is originally used for telephone and radio, but with the prevalence of portable electronic devices, the earphone is mostly used for mobile phones, walkmans, radios, portable electronic games, audio players, and the like.
Bluetooth TWS (True Wireless Stereo) headphones are widely favored because they are free from connecting wires connecting from the player to the headphone body. The Bluetooth headset is particularly suitable for being worn during sports or other activities, can reduce the trouble caused by winding of the wire body, and is very convenient.
TWS earphones are usually stored, charged and managed using a special charging box, a battery is placed in the charging box, the earphones can be charged at any time under the condition of being carried about, and the left and right ears are usually charged simultaneously during charging. However, since the TWS headset is divided into a master headset and a slave headset during operation, the two power consumption amounts are different, or the two power consumption amounts are different because a user is used to wear a single headset. When the TWS headset is charged in this way, if one of the two is not fully charged, the charging is stopped or continued, the effect of the use of the not-fully charged headset is affected if the charging is stopped, and the overcharge of the fully charged headset is impaired if the charging is continued.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a TWS earphone independent power supply circuit and box that charges, it can carry out independent power supply to controlling the earphone, prevents because both charge the above-mentioned problem that arouses simultaneously.
The utility model provides a scheme as follows:
a TWS headset stand-alone power supply circuit, comprising:
the left earphone power supply interface and the right earphone power supply interface;
the power management module is connected with the left earphone power supply interface and the right earphone power supply interface and used for independently supplying power to the left earphone and the right earphone through the left earphone power supply interface and the right earphone power supply interface;
and the processor is connected with the power management module and is used for communicating with the left earphone and the right earphone and controlling the independent power supply of the left earphone and the right earphone according to the communication result.
Optionally, the processor is further connected to the left earphone power supply interface and the right earphone power supply interface, respectively.
Optionally, the processor communicates with the left and right earphones, and specifically, the processor communicates with the left and right earphones through the left earphone power supply interface and the right earphone power supply interface.
Optionally, the power management module independently supplies power to the left and right earphones through the left earphone power supply interface and the right earphone power supply interface, and specifically, the power management module independently supplies power to the left and right earphones through different power supply loops.
Optionally, the processor controls independent power supply of the left and right earphones according to the communication result, specifically, the processor controls independent power supply of the power management module to the left and right earphones according to the communication result.
Optionally, the processor controls independent power supply of the left and right earphones according to the communication result, specifically, the processor controls the power supply loop to be switched on and off according to the communication result, so as to realize independent power supply of the left and right earphones.
A charging box applies the independent power supply circuit.
Optionally, the charging box includes a display element, and the display element is connected with the processor and is used for displaying the electric quantity of the left and right earphones according to the communication result.
The utility model provides a TWS earphone independent power supply circuit and box that charges acquires the electric quantity of controlling the earphone through controlling the communication of earphone and treater, and the treater is according to this electric quantity control power management module to controlling the earphone independent power supply respectively, solves the not full of or the overcharge problem that charges simultaneously and lead to.
Drawings
Fig. 1 is a circuit block diagram of an independent power supply circuit for a TWS headset according to the present invention.
Fig. 2 is a circuit block diagram of another TWS earphone independent power supply circuit provided by the present invention.
Detailed Description
The technical solutions of the present invention will be described in detail and fully with reference to the accompanying drawings, in which, obviously, the described embodiments are only a part, not all, of the present invention. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the utility model discloses, all other implementation means that technical personnel obtained under the prerequisite of not making creative work in the field all belong to the scope of the utility model protection.
The utility model provides a TWS earphone independent power supply circuit, it is shown with reference to figure 1, figure 2, independent power supply circuit includes:
the left earphone power supply interface and the right earphone power supply interface;
the power management module is connected with the left earphone power supply interface and the right earphone power supply interface and used for independently supplying power to the left earphone and the right earphone through the left earphone power supply interface and the right earphone power supply interface;
and the processor is connected with the power management module and is used for communicating with the left earphone and the right earphone and controlling the independent power supply of the left earphone and the right earphone according to the communication result.
As an example, the processor is further connected to the left and right headset power interfaces, respectively. The processor is communicated with the left earphone and the right earphone, and specifically, the processor is communicated with the left earphone and the right earphone through a left earphone power supply interface and a right earphone power supply interface. The left earphone power supply interface and the right earphone power supply interface are used as power supply interfaces on one hand, and can also be used as communication interfaces in a multiplexing mode on the other hand. Continuing to refer to fig. 1 and 2, the left earphone power supply interface and the right earphone power supply interface are respectively connected with the power management module and the processor, the processor communicates with the left earphone and the right earphone through the left earphone power supply interface and the right earphone power supply interface to obtain the electric quantity of the left earphone and the right earphone, and the independent power supply of the left earphone and the independent power supply of the right earphone are respectively controlled according to the electric quantity of the left earphone and the electric quantity of the right earphone.
The specific circuit for implementing the communication process described in the above example is the prior art, such as the utility model patent with publication number CN209234010U entitled "power supply for true wireless earphone, charging communication circuit and true wireless earphone". Another specific circuit for implementing the communication process may be a conventional means, and communicate with the left and right earphones in a wireless or wired manner through another communication interface. This communication technology can directly acquire, the utility model discloses do not do here and describe repeatedly.
The communication process described in the above example can be executed multiple times during charging of the left and right earphones, and since the charging and communication of the earphones are realized by multiplexing the same interface, the interface can be multiplexed at a predetermined time interval to communicate with the processor, the electric quantity of the left and right earphones can be accurately grasped, and when the communication result indicates that the earphones are fully charged, the power supply of the earphones is cut off.
The power management module independently supplies power to the left earphone and the right earphone through the left earphone power supply interface and the right earphone power supply interface, and specifically, the power management module independently supplies power to the left earphone and the right earphone through different power supply loops. The scheme for controlling the specific power supply by the processor is as follows:
in one scheme, the processor controls independent power supply of the left earphone and the right earphone according to the communication result, specifically, the processor controls the power management module to independently supply power to the left earphone and the right earphone according to the communication result. Referring to fig. 1, after acquiring the electric quantity of the left and right earphones, the processor controls the power management module to selectively communicate with the power supply loops of the left and right earphones, so as to realize independent power supply.
In another scheme, the processor controls independent power supply of the left earphone and the right earphone according to the communication result, specifically, the processor controls the power supply loop to be switched on and off according to the communication result, so that independent power supply of the left earphone and the right earphone is realized. Referring to fig. 2, after the processor obtains the electric quantity of the left and right earphones, the processor controls the power supply loop to be switched on and off through the control switch, so as to realize independent power supply.
Furthermore, the utility model also provides a box charges, it has used above-mentioned independent supply circuit.
The charging box can be further provided with a display element connected with the processor, and the display element is used for displaying or prompting the processor after the left earphone electric quantity and the right earphone electric quantity obtained in the communication process.
While there have been shown and described and pointed out fundamental novel features of the invention as applied to a preferred embodiment thereof, it will be understood that various omissions and substitutions and changes in the form and details of the devices and methods described may be made by those skilled in the art without departing from the spirit of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. A TWS headset stand-alone power supply circuit, comprising:
the left earphone power supply interface and the right earphone power supply interface;
the power management module is connected with the left earphone power supply interface and the right earphone power supply interface and used for independently supplying power to the left earphone and the right earphone through the left earphone power supply interface and the right earphone power supply interface;
and the processor is connected with the power management module and is used for communicating with the left earphone and the right earphone and controlling the independent power supply of the left earphone and the right earphone according to the communication result.
2. The independent power supply circuit of claim 1, wherein the processor is further connected to a left earphone power supply interface and a right earphone power supply interface, respectively.
3. The independent power supply circuit of claim 2, wherein the processor communicates with the left and right earpieces through left and right earpiece power supply interfaces.
4. The independent power supply circuit according to any one of claims 1 to 3, wherein the power management module supplies power to the left and right earphones independently through different power supply loops.
5. The independent power supply circuit according to any one of claims 1 to 3, wherein the processor controls the power management module to independently supply power to the left and right earphones according to the communication result.
6. The independent power supply circuit according to any one of claims 1 to 3, wherein the processor controls the power supply loop to be switched off according to the communication result, so as to realize independent power supply of the left earphone and the right earphone.
7. A charging box, characterized in that the charging box is applied with the independent power supply circuit of any one of claims 1-6.
8. A charging box according to claim 7, comprising a display element connected to the processor for displaying the power of the left and right earphones according to the communication result.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020965481.0U CN212013028U (en) | 2020-05-29 | 2020-05-29 | TWS earphone independent power supply circuit and charging box |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020965481.0U CN212013028U (en) | 2020-05-29 | 2020-05-29 | TWS earphone independent power supply circuit and charging box |
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| CN212013028U true CN212013028U (en) | 2020-11-24 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113315209A (en) * | 2021-06-29 | 2021-08-27 | 紫优科技(深圳)有限公司 | Charging bin circuit, charging bin terminal, charging method and networking method |
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2020
- 2020-05-29 CN CN202020965481.0U patent/CN212013028U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113315209A (en) * | 2021-06-29 | 2021-08-27 | 紫优科技(深圳)有限公司 | Charging bin circuit, charging bin terminal, charging method and networking method |
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