CN113438581A - Earphone chamber, earphone device, and storage medium - Google Patents
Earphone chamber, earphone device, and storage medium Download PDFInfo
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- CN113438581A CN113438581A CN202110739183.9A CN202110739183A CN113438581A CN 113438581 A CN113438581 A CN 113438581A CN 202110739183 A CN202110739183 A CN 202110739183A CN 113438581 A CN113438581 A CN 113438581A
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- 230000006854 communication Effects 0.000 claims abstract description 92
- 238000004891 communication Methods 0.000 claims abstract description 89
- 238000000034 method Methods 0.000 claims abstract description 30
- 238000004590 computer program Methods 0.000 claims description 4
- 238000005516 engineering process Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 11
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/10—Earpieces; Attachments therefor ; Earphones; Monophonic headphones
- H04R1/1025—Accumulators or arrangements for charging
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0047—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with monitoring or indicating devices or circuits
- H02J7/0048—Detection of remaining charge capacity or state of charge [SOC]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/10—Earpieces; Attachments therefor ; Earphones; Monophonic headphones
- H04R1/1041—Mechanical or electronic switches, or control elements
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- 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
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Power Engineering (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The embodiment of the application relates to the earphone charging technology and discloses an earphone bin, earphones, earphone equipment and a storage medium. In the present application, the method includes: the first switch module and the second switch module; the first end of the first switch module is connected with the first communication trigger port of the earphone bin, the second end of the first switch module is connected with the first communication port of the earphone bin, and the third end of the first switch module is connected with the first external pin of the earphone bin; the first end of the second switch module is connected with the battery of the earphone bin, and the second end of the second switch module is connected with the first external pin. This application sets up switch module in the communication channel in earphone storehouse and charging channel and controls opening and the shutoff of corresponding passageway, realizes communication channel and charging channel's switching through switch module to reduce the too big problem of impedance because of setting up analog switch and causing in the passageway, thereby improve charge efficiency.
Description
Technical Field
The embodiment of the application relates to the technical field of earphones, in particular to an earphone bin, an earphone, earphone equipment and a storage medium.
Background
True Wireless Stereo (TWS) is commonly used in daily life, and currently, both a TWS headphone and a headphone housing for accommodating the headphone are provided with two channels, i.e., a communication channel between the headphone and the headphone housing, and a charging channel between the headphone and the headphone housing, and both the two channels of the headphone and the two channels of the headphone housing need to be switched.
However, the on-resistance of the analog switch is relatively large, and when the earphone and the earphone chamber are connected together for charging, the on-resistance in the charging path is continuously increased by the two analog switches, which results in low charging efficiency.
Disclosure of Invention
An object of the embodiment of the application is to provide an earphone bin, an earphone, earphone equipment and a storage medium, so that energy loss in a charging process is reduced, and charging efficiency is improved.
In order to solve the above technical problem, an embodiment of the present application provides an earphone bin, including: the first switch module and the second switch module; the first end of the first switch module is connected with the first communication trigger port of the earphone bin, the second end of the first switch module is connected with the first communication port of the earphone bin, and the third end of the first switch module is connected with the first external pin of the earphone bin; the first end of the second switch module is connected with the battery of the earphone bin, and the second end of the second switch module is connected with the first external pin.
Embodiments of the present application further provide a headset, including: a third switch module and a fourth switch module; the first end of the third switch module is connected with the second communication trigger port of the earphone, the second end of the third switch module is connected with the second communication port of the earphone, and the third end of the third switch module is connected with the second external pin of the earphone; the first end of the fourth switch module is connected with the battery of the earphone, and the second end of the fourth switch module is connected with the second external pin.
Embodiments of the present application further provide an earphone device, including: the earphone chamber and the earphone; the earphone bin is used for containing the earphones.
The embodiment of the application also provides an earphone charging method, which is applied to the earphone cabin; the method comprises the following steps: detecting whether earphones are placed in the earphone bin; under the condition that the earphone is placed in the earphone bin, the first switch module is controlled to be conducted through the first communication trigger port, and the battery of the earphone bin is controlled to be closed; the first communication port is communicated with the earphone through the first external pin; under the condition that the electric quantity of the earphone is detected to be smaller than a preset threshold value, the first switch module is controlled to be turned off through the first communication trigger port, the battery of the earphone bin is controlled to be turned on, and the second switch module is turned on; the battery of the earphone bin supplies power to the earphone through the first external pin.
Compared with the prior art, the embodiment of the application sets the switch module in the communication channel and the charging channel of the earphone bin to control the opening and the closing of the corresponding channels, and the switching between the communication channel and the charging channel is realized through the switch module, so that the problem of overlarge impedance caused by setting the analog switch in the channel is reduced, and the charging efficiency is improved.
In addition, the first switch module comprises a first switch tube and a first resistor, and the second switch module comprises a second switch tube, a second resistor and a third resistor; the first end of the first resistor is connected with the first communication trigger port, and the second end of the first resistor is connected with the source electrode of the first switching tube and the first communication port; the grid electrode of the first switch tube is connected with the first end of the first resistor, and the drain electrode of the first switch tube is connected with the first external pin; the first end of the second resistor is connected with the battery of the earphone bin, the second end of the second resistor is connected with the first end of the third resistor, and the second end of the third resistor is grounded; the drain electrode of the second switch tube is connected with the first end of the second resistor, the grid electrode of the second switch tube is connected with the second end of the second resistor, and the source electrode of the second switch tube is connected with the first external pin.
Drawings
One or more embodiments are illustrated by way of example in the accompanying drawings, which correspond to the figures in which like reference numerals refer to similar elements and which are not to scale unless otherwise specified.
Fig. 1 is a schematic diagram of a circuit structure inside a headphone cartridge according to an embodiment of the present application;
fig. 2 is a schematic diagram of a circuit structure inside a headphone cartridge according to an embodiment of the present application;
fig. 3 is a schematic diagram of a circuit structure inside a headset according to an embodiment of the present application;
fig. 4 is a schematic diagram of a circuit structure inside a headset according to an embodiment of the present application;
fig. 5 is a schematic diagram of a circuit structure inside a headset according to an embodiment of the present application;
fig. 6 is a flowchart illustrating a charging method for an earphone according to an embodiment of the present application.
Detailed Description
To make the objects, technical solutions and advantages of the embodiments of the present application clearer, the embodiments of the present application will be described in detail below with reference to the accompanying drawings. However, it will be appreciated by those of ordinary skill in the art that in the examples of the present application, numerous technical details are set forth in order to provide a better understanding of the present application. However, the technical solution claimed in the present application can be implemented without these technical details and various changes and modifications based on the following embodiments. The following embodiments are divided for convenience of description, and should not constitute any limitation to the specific implementation manner of the present application, and the embodiments may be mutually incorporated and referred to without contradiction.
An embodiment of the present application relates to an earphone chamber, and a specific circuit structure schematic diagram inside the earphone chamber of the present application is shown in fig. 1, and includes: a first switch module 101 and a second switch module 102.
Specifically, a first end of the first switch module 101 is connected to a first communication trigger port BOX _ GPIO of the headphone jack, a second end of the first switch module 101 is connected to a first communication port BOX _ UART of the headphone jack, and a third end of the first switch module 101 is connected to a first external Pin Pogo Pin of the headphone jack; a first end of the second switch module 102 is connected to the battery BOX _ VCC of the earphone cabin, and a second end of the second switch module 102 is connected to the first external Pin Pogo Pin.
This embodiment sets up switch module in the communication channel in earphone storehouse and charging channel and controls opening and the shutoff that corresponds the passageway, realizes communication channel and charging channel's switching through switch module to reduce the too big problem of impedance because of setting up analog switch and cause in the passageway, thereby reduce the energy loss in the charging process, improve charge efficiency.
Specifically, when an earphone is placed in the earphone bin, the earphone bin needs to communicate with the earphone, at this time, the earphone bin controls the first communication trigger port BOX _ GPIO to be at a high level, the earphone bin controls the first switch module 101 to be switched on through the first communication trigger port BOX _ GPIO, namely, a communication road of the earphone bin is opened, and communication connection between the earphone bin and the earphone is achieved; after the communication is completed, the earphone bin controls the first communication trigger port BOX _ GPIO to be at a low level, the earphone bin controls the first switch module 101 to be closed through the first communication trigger port BOX _ GPIO, and the earphone bin controls the battery BOX _ VCC to start working, so that the second switch module 102 is conducted, namely, the charging road of the earphone bin is conducted, and the charging of the earphone bin and the earphone is realized.
In an embodiment, as shown in fig. 2, for a specific circuit structure diagram inside the charging bin, the first switch module includes a first switch transistor Q1 and a first resistor R1, and the second switch module includes a second switch transistor Q2, a second resistor R2 and a third resistor R3.
Specifically, a first end of the first resistor R1 is connected to the first communication trigger port BOX _ GPIO, and a second end of the first resistor R1 is connected to the source of the first switch Q1 and the first communication port BOX _ UART; the grid electrode of the first switch tube Q1 is connected with the first end of the first resistor, and the drain electrode of the first switch tube Q1 is connected with the first external Pin Pogo Pin; that is, the first terminal of the first resistor R1 is used as the first terminal of the first switch module, the second terminal of the first resistor R1 is used as the second terminal of the first switch module, and the drain of the first switch transistor Q1 is used as the third terminal of the first switch module.
Specifically, a first end of the second resistor R2 is connected to the battery BOX _ VCC of the earphone cabin, a second end of the second resistor R2 is connected to a first end of the third resistor R3, and a second end of the third resistor R3 is grounded; the drain of the second switch tube Q2 is connected to the first end of the second resistor R2, the gate of the second switch tube Q2 is connected to the second end of the second resistor R2, and the source of the second switch tube Q2 is connected to the first external Pin Pogo Pin; that is, the first terminal of the second resistor R2 is used as the first terminal of the second switch module, and the source of the second switch Q2 is used as the second terminal of the second switch module. Specifically, the first resistor R1 has a resistance of 1K ohm, the second resistor R2 has a resistance of 10K ohm, and the third resistor R3 has a resistance of 1K ohm.
Specifically, the first switch transistor Q1 is an NMOS transistor, and the second switch transistor Q2 is a PMOS transistor. That is to say, the earphone cabin uses the NMOS tube in the communication process, and uses the PMOS tube in the charging process, and according to the characteristics of the NMOS tube, when the NMOS tube can be used in the communication process, the characteristics of the NMOS tube can completely meet the communication requirements, and the cost of the NMOS tube is low, so that the cost can be reduced while the communication performance is good; however, although the NMOS transistor has a low cost, the NMOS transistor has a limited bearable range and cannot bear the voltage during the charging process, so the PMOS transistor is disposed in the charging path, and according to the characteristics of the PMOS transistor, the PMOS transistor has a stronger bearable voltage and can bear the voltage during the charging process, thereby improving the performance of the charging chamber.
In order to further reduce the energy loss during the charging process, a plurality of PMOS transistors may be disposed in the charging path, that is, a plurality of PMOS transistors may be connected in parallel to further reduce the impedance and reduce the energy loss during the charging process. The number of the PMOS transistors is set according to actual needs, and this embodiment is not particularly limited.
An embodiment of the present application relates to an earphone, and a specific circuit structure diagram inside the earphone of the present embodiment is shown in fig. 3, and includes: a third switch module 103 and a fourth switch module 104.
Specifically, a first end of the third switch module 103 is connected to a second communication trigger port EAR _ GPIO of the headset, a second end of the third switch module 103 is connected to a second communication port EAR _ UART of the headset, and a third end of the third switch module 103 is connected to a second external pin common Pad of the headset; a first terminal of the fourth switch module 104 is connected to the battery EAR _ VCC of the earphone, and a second terminal of the fourth switch module 104 is connected to the second external pin common Pad.
Specifically, when the earphone is placed in the earphone bin, the earphone needs to communicate with the earphone bin, at this time, the earphone controls the second communication trigger port EAR _ GPIO to be at a high level, the earphone controls the third switch module 103 to be turned on through the second communication trigger port EAR _ GPIO, that is, the communication path of the earphone is opened, and the communication connection between the earphone and the earphone bin is realized; after the communication is completed, the earphone controls the second communication trigger port EAR _ GPIO to be at a low level, the earphone controls the third switch module 103 to be closed through the second communication trigger port EAR _ GPIO, the fourth switch module 104 is connected with the battery BOX _ VCC of the charging bin, the fourth switch module 104 is conducted, namely, the charging road of the earphone is conducted, and the battery EAR _ VCC of the earphone receives the electric energy of the battery BOX _ VCC of the charging bin, so that the charging of the earphone is realized.
This embodiment sets up switch module in the communication channel of earphone and charging channel and controls opening and the shutoff of corresponding passageway, realizes communication channel and charging channel's switching through switch module to reduce the too big problem of impedance because of setting up analog switch and cause in the passageway, thereby reduce the energy loss in the charging process, improve charge efficiency.
In an embodiment, as shown in fig. 4, for a specific circuit structure diagram inside the earphone, the third switching module includes a third switching tube Q3 and a fourth resistor R4, and the fourth switching module includes a fourth switching tube Q4 and a fifth resistor R5.
Specifically, a first end of the fourth resistor R4 is connected to the second communication trigger port EAR _ GPIO, and a second end of the fourth resistor R4 is connected to the source of the third switching tube Q3 and the second communication port EAR _ UART; the grid electrode of the third switching tube Q3 is connected with the first end of the fourth resistor R4, and the drain electrode of the third switching tube Q3 is connected with a second external pin common Pad; namely, the first terminal of the fourth resistor R4 is used as the first terminal of the third switching module, the second terminal of the fourth resistor R4 is used as the second terminal of the third switching module, and the drain of the third switching transistor Q3 is used as the third terminal of the third switching module.
Specifically, the drain of the fourth switching tube Q4 is connected to the battery EAR _ VCC of the earphone, the gate of the fourth switching tube Q4 is connected to the first end of the fifth resistor R5, and the second end of the fifth resistor R5 is grounded; the source electrode of the fourth switching tube Q4 is connected with a second external pin common Pad; namely, the drain of the fourth switching transistor Q4 is used as the first terminal of the fourth switching module, and the source of the fourth switching transistor Q4 is used as the second terminal of the fourth switching module. Specifically, the fourth resistor R4 has a resistance of 1K ohm, and the fifth resistor R5 has a resistance of 100K ohm.
Specifically, the third switch Q3 is an NMOS transistor, and the fourth switch Q4 is a PMOS transistor.
In an embodiment, as shown in fig. 5, for a specific circuit structure diagram inside the earphone, the gate of the fourth switching tube Q4 is further connected to the second communication trigger port EAR _ GPIO. Specifically, when the earphone needs to communicate with the earphone chamber, the earphone controls the second communication trigger port EAR _ GPIO to be at a high level, the drain of the third switch tube Q3 and the source of the fourth switch tube Q4 of the earphone are both connected to the second external pin common Pad of the earphone, if the gate of the fourth switch tube Q4 is not connected to the second communication trigger port EAR _ GPIO, when the second communication trigger port EAR _ GPIO is at a high level, the fourth switch tube Q4 is turned on, that is, the charging channel of the earphone is turned on, and the communication channel and the charging channel of the earphone cannot be well isolated; therefore, the gate of the fourth switching tube Q4 of this embodiment is further connected to the second communication trigger port EAR _ GPIO, when the second communication trigger port EAR _ GPIO is at a high level, the source and the gate of the fourth switching tube Q4 are both at a high level, and the fourth switching tube Q4 is in an off state, so as to isolate the communication channel and the charging channel of the headset.
Embodiments of the present application relate to an earphone device, including the earphone chamber of the above embodiments and the earphone of the above embodiments.
This application sets up switch module in the communication channel of earphone storehouse and earphone, charging channel and controls opening and shutting down of corresponding passageway, realizes communication channel and charging channel's switching through switch module to reduce the too big problem of impedance because of setting up analog switch and causing in the passageway, thereby improve charge efficiency.
It should be noted that, when the earphone is disposed in the earphone chamber, the second external pin of the earphone is connected to the first external pin of the earphone chamber, so as to implement connection of the communication channel between the earphone and the earphone chamber and connection of the charging channel.
It should be understood that the present embodiment is an embodiment corresponding to the earphone chamber and the earphone in the above embodiments, and the present embodiment can be implemented in cooperation with the above embodiments. The related technical details mentioned in the above embodiments are still valid in this embodiment, and are not described herein again in order to reduce repetition. Accordingly, the related-art details mentioned in the present embodiment can also be applied to the above-described embodiments.
An embodiment of the present application relates to an earphone charging method, which is applied to an earphone cabin in the above embodiment, and a specific flow diagram of the earphone charging method of the present embodiment is shown in fig. 6, and includes the following steps:
202, under the condition that the earphone is placed in the earphone bin, controlling the first switch module to be conducted through the first communication trigger port and controlling a battery of the earphone bin to be closed; the first communication port communicates with the earphone through a first external pin.
Specifically, the preset threshold may be set according to actual conditions, and this embodiment is not limited.
Specifically speaking, the earphone storehouse can detect the electric quantity of earphone battery with the communication process of earphone, when the earphone storehouse detected the electric quantity of earphone battery and did not reach preset threshold value, can get into the stage of charging for the earphone battery, at this moment, the shutoff of the first switch module of control, the battery in control earphone storehouse is opened for the second switch module switches on, the charge passage in earphone storehouse opens promptly, the battery in earphone storehouse supplies power for the earphone through first external pin.
It should be noted that, when the earphone chamber detects that the electric quantity of the earphone battery reaches the preset threshold value, the earphone battery does not need to be charged, that is, the charging channel is not opened in the earphone chamber at this time. However, after a period of time, the electric quantity of the battery of the earphone may be weakened, so that the earphone chamber and the earphone can be always in communication connection, and the electric quantity of the battery of the earphone can be detected in real time; the earphone cabin can also close the communication channel when the electric quantity of the earphone battery reaches a preset threshold value, and after a period of time, the communication channel of the earphone cabin is started again to detect the electric quantity of the earphone battery.
It should be understood that the present embodiment is a method embodiment corresponding to the earphone chamber of the above embodiment, and the present embodiment can be implemented in cooperation with the above embodiment. The related technical details mentioned in the above embodiments are still valid in this embodiment, and are not described herein again in order to reduce repetition. Accordingly, the related-art details mentioned in the present embodiment can also be applied to the above-described embodiments.
In one embodiment, after the first switching module is controlled to be turned off through the first communication trigger port, the battery of the earphone bin is controlled to be turned on, and the second switching module is controlled to be turned on, the method further includes: after the preset time length, controlling the conduction of a first switch module through a first communication trigger port, and communicating the first communication port with the earphone through a first external pin; and under the condition that the electric quantity of the earphone is detected to be larger than or equal to a preset threshold value, controlling the battery of the earphone bin to be closed.
Specifically speaking, under the condition that the electric quantity of earphone battery reaches the preset threshold value, continue to make the earphone battery receive the damage for earphone battery charging, consequently, after predetermineeing for a long time, restart the communication channel in storehouse of charging, detect the electric quantity of earphone battery, under the condition that the electric quantity that detects the earphone is greater than or equal to the preset threshold value, control the battery in earphone storehouse and close, stop charging the earphone.
Certainly, after a period of time, the electric quantity of the earphone battery may be weakened, so that the earphone chamber and the earphone can be always in communication connection, and the electric quantity of the earphone battery is detected in real time; the earphone cabin can also close the communication channel when the electric quantity of the earphone battery reaches a preset threshold value, and after a period of time, the communication channel of the earphone cabin is started again to detect the electric quantity of the earphone battery.
In one embodiment, after the first switching module is controlled to be turned off through the first communication trigger port, the battery of the earphone bin is controlled to be turned on, and the second switching module is controlled to be turned on, the method further includes: and under the condition that the earphone is not placed in the earphone bin is detected, stopping sending the control signal to the first communication trigger port and controlling the battery to be closed.
Specifically, when the earphone is taken out from the earphone bin, the earphone and the earphone bin may be in a communication or charging stage, and a voltage may exist at the first external pin of the charging bin, so that the charging bin of this embodiment stops sending the control signal to the first communication trigger port and controls the battery to be turned off when detecting that the earphone is taken out from the earphone bin, so that the first external pin is not electrified, thereby avoiding the occurrence of a leakage condition.
It should be noted that, when the earphone is taken out from the earphone bin, the earphone can control the switch modules inside to be all disconnected, and it is ensured that the second external pin of the earphone is not electrified, so that the occurrence of electric leakage is avoided.
The steps of the above methods are divided for clarity, and the implementation may be combined into one step or split some steps, and the steps are divided into multiple steps, so long as the same logical relationship is included, which are all within the protection scope of the present patent; it is within the scope of the patent to add insignificant modifications to the algorithms or processes or to introduce insignificant design changes to the core design without changing the algorithms or processes.
An embodiment of the present application relates to a computer-readable storage medium storing a computer program. The computer program realizes the above-described method embodiments when executed by a processor.
That is, as can be understood by those skilled in the art, all or part of the steps in the method according to the above embodiments may be implemented by a program instructing related hardware, where the program is stored in a storage medium and includes several instructions to enable a device (which may be a single chip, a chip, or the like) or a processor (processor) to execute all or part of the steps in the method according to the embodiments of the present application. And the aforementioned storage medium includes: a U-disk, a removable hard disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), a magnetic disk or an optical disk, and other various media capable of storing program codes.
It will be understood by those of ordinary skill in the art that the foregoing embodiments are specific examples for carrying out the present application, and that various changes in form and details may be made therein without departing from the spirit and scope of the present application in practice.
Claims (10)
1. A headset magazine, comprising: the first switch module and the second switch module;
the first end of the first switch module is connected with the first communication trigger port of the earphone bin, the second end of the first switch module is connected with the first communication port of the earphone bin, and the third end of the first switch module is connected with the first external pin of the earphone bin;
the first end of the second switch module is connected with the battery of the earphone bin, and the second end of the second switch module is connected with the first external pin.
2. The earphone chamber of claim 1, wherein the first switch module comprises a first switch tube, a first resistor, and the second switch module comprises a second switch tube, a second resistor, and a third resistor;
the first end of the first resistor is connected with the first communication trigger port, and the second end of the first resistor is connected with the source electrode of the first switching tube and the first communication port; the grid electrode of the first switch tube is connected with the first end of the first resistor, and the drain electrode of the first switch tube is connected with the first external pin;
the first end of the second resistor is connected with the battery of the earphone bin, the second end of the second resistor is connected with the first end of the third resistor, and the second end of the third resistor is grounded; the drain electrode of the second switch tube is connected with the first end of the second resistor, the grid electrode of the second switch tube is connected with the second end of the second resistor, and the source electrode of the second switch tube is connected with the first external pin.
3. An earphone, comprising: a third switch module and a fourth switch module;
the first end of the third switch module is connected with the second communication trigger port of the earphone, the second end of the third switch module is connected with the second communication port of the earphone, and the third end of the third switch module is connected with the second external pin of the earphone;
the first end of the fourth switch module is connected with the battery of the earphone, and the second end of the fourth switch module is connected with the second external pin.
4. The earphone according to claim 3, wherein the third switch module comprises a third switch tube and a fourth resistor, and the fourth switch module comprises a fourth switch tube and a fifth resistor;
a first end of the fourth resistor is connected with the second communication trigger port, and a second end of the fourth resistor is connected with a source electrode of the third switching tube and the second communication port; the grid electrode of the third switching tube is connected with the first end of the fourth resistor, and the drain electrode of the third switching tube is connected with the second external pin;
the drain electrode of the fourth switching tube is connected with the battery of the earphone, the grid electrode of the fourth switching tube is connected with the first end of a fifth resistor, and the second end of the fifth resistor is grounded; and the source electrode of the fourth switching tube is connected with the second external pin.
5. The headset of claim 4, wherein the gate of the fourth switching tube is further connected to the second communication trigger port.
6. An earphone device, comprising: the earphone pod of claim 1 or 2, and the earphone of any one of claims 3 to 5; the earphone bin is used for containing the earphones.
7. A method of charging a headset, characterized by being applied to a headset magazine according to claim 1 or 2; the method comprises the following steps:
detecting whether earphones are placed in the earphone bin;
under the condition that the earphone is placed in the earphone bin, the first switch module is controlled to be conducted through the first communication trigger port, and the battery of the earphone bin is controlled to be closed; the first communication port is communicated with the earphone through the first external pin;
under the condition that the electric quantity of the earphone is detected to be smaller than a preset threshold value, the first switch module is controlled to be turned off through the first communication trigger port, the battery of the earphone bin is controlled to be turned on, and the second switch module is turned on; the battery of the earphone bin supplies power to the earphone through the first external pin.
8. The method for charging an earphone according to claim 7, wherein after the controlling the first switching module to turn off and the battery of the earphone house to turn on through the first communication trigger port and the second switching module to turn on, the method further comprises:
after a preset time length, controlling the first switch module to be conducted through the first communication trigger port, wherein the first communication port is communicated with the earphone through the first external pin;
and controlling the battery of the earphone bin to be closed under the condition that the electric quantity of the earphone is detected to be larger than or equal to the preset threshold value.
9. The method for charging a headset of claim 7 or 8, wherein after the controlling the first switching module to be turned off and the battery of the headset bin to be turned on through the first communication trigger port and the second switching module to be turned on, the method further comprises:
and under the condition that no earphone is placed in the earphone bin is detected, stopping sending a control signal to the first communication trigger port and controlling the battery to be closed.
10. A computer-readable storage medium storing a computer program, wherein the computer program, when executed by a processor, implements the headset charging method of any one of claims 7 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110739183.9A CN113438581A (en) | 2021-06-30 | 2021-06-30 | Earphone chamber, earphone device, and storage medium |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN113923555A (en) * | 2021-10-13 | 2022-01-11 | 维沃移动通信有限公司 | Charging control circuit and charging control method of earphone |
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Application publication date: 20210924 |