Head-mounted electronic sports earphone supporting LINE IN through TYPE-C seat and being used while being charged

Abstract

The utility model provides a head-mounted electronic sports earphone supporting LINE IN through a TYPE-C seat and using while charging, the electronic sports earphone comprises a Bluetooth module, a TYPE-C interface, a power amplifier module, a microphone module, a charging module and a lithium battery, the charging module is connected with the power supply end of the TYPE-C interface, the lithium battery is connected to the power supply output end of the charging module, and the power amplifier module is connected with the power supply output end of the charging module. The charging module supplies power to the lithium battery, the microphone module is connected with the Bluetooth module, the power amplifier module is connected with an audio signal output end of the Bluetooth module, an output end of the power amplifier module is connected with a loudspeaker, and a TYPE-C interface data end is respectively connected with an output end of the microphone module and an output end of the power amplifier module. According to the utility model, through the specially designed TYPE-C interface circuit, the function of simultaneously supporting the LINE IN and the USB to be used while being charged can be realized.

Description

TECHNICAL FIELD

[0001] The utility model discloses a headset, especially a headset that supports LINE IN and side charging through TYPE-C seat, belonging to the technical field of consumer electronics. BACKGROUND

[0002] Headset gaming Bluetooth earphone becomes more and more popular in recent years, especially in the case of wireless freedom and high-quality audio experience, become the only choice of game players. For game players, choosing the right gaming headset is not only about sound quality, but also about comfort, delay, microphone performance and battery life.

[0003] Headset gaming Bluetooth earphone combines wireless freedom and high-quality audio experience, and is more and more loved by players. With the continuous progress of technology, more and more Bluetooth earphones will have lower delay, higher sound quality and more comfortable wearing experience, suitable for players with different needs.

[0004] The current headset gaming Bluetooth earphone is powered by a built-in lithium battery. Due to the influence of battery capacity, the endurance of Bluetooth earphone is limited. Suddenly out of power during use is a disaster for gamers, and the usual Bluetooth earphone cannot be used during charging, which causes an embarrassing situation. SUMMARY

[0005] In view of the above-mentioned shortcomings of the prior art Bluetooth earphone using lithium battery charging, the utility model provides a headset gaming Bluetooth earphone that supports LINE IN and side charging through TYPE-C seat, which can realize the function of supporting LINE IN and USB side charging at the same time through the specially designed TYPE-C interface circuit.

[0006] The technical scheme adopted by the utility model to solve its technical problem is: a headset gaming Bluetooth earphone that supports LINE IN and side charging through TYPE-C seat, the gaming headset includes a Bluetooth module, a TYPE-C interface, a power amplifier module, a microphone module, a charging module and a lithium battery, the charging module is connected to the power supply end of the TYPE-C interface, the lithium battery is connected to the power output end of the charging module, the lithium battery is powered through the charging module, the microphone module is connected to the Bluetooth module, the power amplifier module is connected to the audio signal output end of the Bluetooth module, and the output end of the power amplifier module is connected to a loudspeaker, and the data end of the TYPE-C interface is connected to the output end of the microphone module and the output end of the power amplifier module.

[0007] The technical scheme adopted by the utility model to solve its technical problem is further included:

[0008] The TRX interface of the Bluetooth module is connected with a Bluetooth antenna ANT2, and can perform Bluetooth communication.

[0009] The universal data port WIO1 of the Bluetooth module is connected with a thermistor NTC.

[0010] The INR-interface, the INR+ interface, the INL-interface and the INL+ interface of the power amplifier module are connected with the AOUTRN interface, the AOUTRP interface, the AOUTLN interface and the AOUTLP interface of the Bluetooth module respectively, the OUTR interface and the OUTL interface of the power amplifier module are used for connecting right channel speakers and left channel speakers respectively, the OUTR interface of the power amplifier module is connected with the DP1 interface and / or the DP2 interface in the TYPE-C interface JK1, and the OUTL interface of the power amplifier module is connected with the DN1 interface and / or the DN2 interface in the TYPE-C interface JK1.

[0011] The OUTR interface of the power amplifier module is connected with a transient voltage suppression diode D4 between the ground, the OUTL interface of the power amplifier module is connected with a transient voltage suppression diode D6 between the ground, the DP1 interface and / or the DP2 interface in the TYPE-C interface JK1 is connected with a transient voltage suppression diode D14 between the ground, and the DN1 interface and / or the DN2 interface in the TYPE-C interface JK1 is connected with a transient voltage suppression diode D12 between the ground.

[0012] The microphone module is connected on the INPUT0P interface and the INPUT0N interface of the Bluetooth module.

[0013] The charging module comprises an overvoltage and overcurrent protection chip U2 and a charging management chip IC5, the power input end VIN interface of the overvoltage and overcurrent protection chip U2 is connected with the VBUS interface in the TYPE-C interface JK1, the power output end VOUT interface of the overvoltage and overcurrent protection chip U2 is connected with the power end VCC of the charging management chip IC5, the lithium battery connection end BAT of the charging management chip IC5 is connected with a lithium battery, and the enable end CE of the charging management chip IC5 is connected with the universal data end GPIO21 interface of the Bluetooth chip IC1.

[0014] The CHRG interface and the STDBY interface of the charging management chip IC5 are respectively connected with a LED lamp bead between the lithium battery connection end BAT, the CHRG interface is connected with a red LED lamp bead LED2 between the lithium battery connection end BAT, and the STDBY interface is connected with a blue LED lamp bead LED1 between the lithium battery connection end BAT.

[0015] The Bluetooth module is further connected with an indicator light switch module, the indicator light switch module comprises MOS tubes Q3 and Q4, the gate electrode of the MOS tube Q3 is connected with the general data end GPIO19 interface of the Bluetooth chip IC1, the source electrode of the MOS tube Q3 is grounded, the drain electrode of the MOS tube Q3 is connected with a red LED lamp bead LED2, the gate electrode of the MOS tube Q4 is connected with the general data end GPIO20 interface of the Bluetooth chip IC1, the source electrode of the MOS tube Q4 is grounded, and the drain electrode of the MOS tube Q4 is connected with a blue LED lamp bead LED1.

[0016] The Bluetooth module is further connected with a switch module, the switch module comprises a microphone switch SW1, an equalizer switch, a mode switching switch SW4 and a power switch SW3, the microphone switch SW1, the equalizer switch and the mode switching switch SW4 are respectively connected with the general data end GPIO0 of the Bluetooth chip IC1 through series connection of resistors with different resistance values, the power switch SW3 is connected with the general data end WIO0 of the Bluetooth chip IC1, and the Bluetooth module is further connected with an encoding switch IC3.

[0017] The utility model discloses the beneficial effect is: the utility model discloses through specially designed TYPE-C interface circuit, can realize can support LINE IN with USB side simultaneously and use the function of side charging.

[0018] The utility model will be further described in connection with the drawings and specific embodiment. DRAWINGS

[0019] Figure 1 It is circuit block diagram for the utility model.

[0020] Figure 2 It is circuit principle diagram for bluetooth module part in the utility model.

[0021] Figure 3 It is circuit principle diagram for switch module part in the utility model.

[0022] Figure 4 It is circuit principle diagram for power amplifier module part in the utility model.

[0023] Figure 5 It is circuit principle diagram for indicator light switch module and encoder module part in the utility model.

[0024] Figure 6 It is circuit principle diagram for indicator light control part in the utility model.

[0025] Figure 7 It is circuit principle diagram for TYPE-C interface part in the utility model. CONCRETE IMPLEMENTATION

[0026] The embodiment is the preferred embodiment of the utility model, other principles and basic structures similar to the embodiment are also within the protection scope of the utility model.

[0027] Please refer to the attached Figure 1 to the attached Figure 7 The utility model mainly protects a head-mounted e-sports earphone which supports LINEIN and edge charging through TYPE-C seat child, and it mainly includes a Bluetooth module, a TYPE-C interface, a power amplifier module, a microphone module, a charging module and a lithium battery, the charging module is connected with the power supply end of the TYPE-C interface, the charging module is powered through the TYPE-C interface, the lithium battery is connected on the power output end of the charging module, the lithium battery is powered through the charging module, the microphone module is connected with the Bluetooth module and used for microphone input, the power amplifier module is connected with the audio signal output end of the Bluetooth module, a loudspeaker is connected on the output end of the power amplifier module, the data end of the TYPE-C interface is connected with the output end of the microphone module and the output end of the power amplifier module respectively, and audio data is input and output through the TYPE-C interface.

[0028] In the embodiment, the Bluetooth module adopts a Bluetooth chip IC1 with a model number of CM2025, and in specific implementation, other model numbers or other series of Bluetooth chips can also be selected, which can perform Bluetooth communication, have an audio data processing function, and are programmed for use of MCU and implementation of other control functions. In the embodiment, the Bluetooth chip IC1 is connected with a Bluetooth antenna ANT2 on a TRX interface, can perform Bluetooth communication, and is connected with a quartz crystal oscillator X1 on HOSCI and HOSCO interfaces to provide a clock signal for the Bluetooth chip IC1. In the embodiment, the Bluetooth chip IC1 is connected with a thermistor NTC on a general data port WIO1.

[0029] In the embodiment, the power amplifier module adopts a digital audio processing chip IC2 of model HI97220, which can realize audio decoding, processing and enhancement functions, the INR- interface, the INR+ interface, the INL- interface and the INL+ interface of the digital audio processing chip IC2 are connected with the AOUTRN interface, the AOUTRP interface, the AOUTLN interface and the AOUTLP interface of the Bluetooth chip IC1 respectively, and audio data transmission is carried out, the OUTR interface and the OUTL interface of the digital audio processing chip IC2 are used for connecting the right channel speaker and the left channel speaker respectively, a transient voltage suppression diode D4 is connected between the OUTR interface of the digital audio processing chip IC2 and the ground, and a transient voltage suppression diode D6 is connected between the OUTL interface of the digital audio processing chip IC2 and the ground. The OUTR interface of the digital audio processing chip IC2 is connected with the DP1 interface and / or the DP2 interface in the TYPE-C interface JK1, the OUTL interface of the digital audio processing chip IC2 is connected with the DN1 interface and / or the DN2 interface in the TYPE-C interface JK1, a transient voltage suppression diode D14 is connected between the DP1 interface and / or the DP2 interface and the ground, and a transient voltage suppression diode D12 is connected between the DN1 interface and / or the DN2 interface and the ground.

[0030] In the embodiment, the microphone module is connected to the INPUT0P interface and the INPUT0N interface of the Bluetooth chip IC1.

[0031] In the embodiment, the charging module includes an overvoltage and overcurrent protection chip U2 and a charging management chip IC5, the overvoltage and overcurrent protection chip U2 adopts an overvoltage and overcurrent protection chip of model DS9801, the power input end VIN interface of the overvoltage and overcurrent protection chip U2 is connected with the VBUS interface (including the A4 interface, the B4 interface, the A9 interface and / or the B9 interface) in the TYPE-C interface JK1, the power supply is input to the overvoltage and overcurrent protection chip U2 through the TYPE-C interface JK1, the charging management chip IC5 adopts a charging management chip of model CST4056, the power output end VOUT interface of the overvoltage and overcurrent protection chip U2 is connected with the power end VCC of the charging management chip IC5, the lithium battery connection end BAT of the charging management chip IC5 is connected with the lithium battery, so as to charge the lithium battery, and the enable end CE of the charging management chip IC5 is connected with the general data end GPIO21 interface of the Bluetooth chip IC1.

[0032] In the embodiment, one LED lamp bead is connected between the CHRG interface and the lithium battery connection end BAT of the charging management chip IC5 respectively, which is used for indicating the charging state, a red LED lamp bead LED2 is connected between the CHRG interface and the lithium battery connection end BAT, and a blue LED lamp bead LED1 is connected between the STDBY interface and the lithium battery connection end BAT.

[0033] In the embodiment, the Bluetooth module is further connected with an indicator light switch module, the indicator light switch module comprises MOS tubes Q3 and Q4, a gate of the MOS tube Q3 is connected with a general data terminal GPIO19 of the Bluetooth chip IC1, a source of the MOS tube Q3 is grounded, a drain of the MOS tube Q3 is connected with a red LED lamp bead LED2, a gate of the MOS tube Q4 is connected with a general data terminal GPIO20 of the Bluetooth chip IC1, a source of the MOS tube Q4 is grounded, and a drain of the MOS tube Q4 is connected with a blue LED lamp bead LED1.

[0034] In the embodiment, the Bluetooth module is further connected with a switch module, the switch module comprises a microphone (ONOFF_MIC) switch SW1, an equalizer (EQ) switch, a mode switching switch SW4 and a power switch SW3, the microphone switch SW1, the equalizer switch and the mode switching switch SW4 are respectively connected with a general data terminal GPIO0 of the Bluetooth chip IC1 through series connection of resistors with different resistance values, different switches can be judged by connecting resistors with different resistance values, and the power switch SW3 is connected with the general data terminal WIO0 of the Bluetooth chip IC1 and can be used for controlling switching operation.

[0035] In the embodiment, the Bluetooth module is further connected with a coding switch IC3, and volume adjustment operation is performed through the coding switch IC3.

[0036] The TYPE-C interface circuit is specially designed, and the function of simultaneously supporting LINE IN and USB side charging can be realized.

Claims

1. A gaming headset that supports LINE IN and simultaneous charging and use via a TYPE-C connector, characterized in that: The electric competition earphone includes a Bluetooth module, a TYPE-C interface, a power amplifier module, a microphone module, a charging module and a lithium battery.

2. The headset of claim 1, wherein the TYPE-C sub-sub supports LINE IN and side charging. The TRX interface of the Bluetooth module is connected with a Bluetooth antenna ANT2, and Bluetooth communication can be performed.

3. The headset of claim 1, wherein the TYPE-C sub-sub supports LINE IN and side charging. The universal data port WIO1 of the Bluetooth module is connected with a thermistor NTC.

4. The gaming headset that supports LINE IN and simultaneous charging and use via a TYPE-C connector as described in claim 1, characterized in that: The INR- interface, the INR+ interface, the INL- interface and the INL+ interface of the power amplifier module are connected with the AOUTRN interface, the AOUTRP interface, the AOUTLN interface and the AOUTLP interface of the Bluetooth module respectively, the OUTR interface and the OUTL interface of the power amplifier module are used for connecting right channel speakers and left channel speakers respectively, the OUTR interface of the power amplifier module is connected with the DP1 interface and / or the DP2 interface in the TYPE-C interface JK1, and the OUTL interface of the power amplifier module is connected with the DN1 interface and / or the DN2 interface in the TYPE-C interface JK1.

5. The gaming headset that supports LINE IN and simultaneous charging and use via a TYPE-C connector as described in claim 1, characterized in that: The OUTR interface of the power amplifier module is connected with the ground through a transient voltage suppression diode D4, the OUTL interface of the power amplifier module is connected with the ground through a transient voltage suppression diode D6, the DP1 interface and / or the DP2 interface in the TYPE-C interface JK1 is connected with the ground through a transient voltage suppression diode D14, and the DN1 interface and / or the DN2 interface in the TYPE-C interface JK1 is connected with the ground through a transient voltage suppression diode D12.

6. The gaming headset that supports LINE IN and simultaneous charging and use via a TYPE-C connector as described in claim 1, characterized in that: The microphone module is connected to the INPUT0P interface and the INPUT0N interface of the Bluetooth module.

7. The gaming headset that supports LINE IN and simultaneous charging and use via a TYPE-C connector as described in claim 1, characterized in that: The charging module includes an overvoltage and overcurrent protection chip U2 and a charging management chip IC5, the power input end VIN interface of the overvoltage and overcurrent protection chip U2 is connected with the VBUS interface in the TYPE-C interface JK1, the power output end VOUT interface of the overvoltage and overcurrent protection chip U2 is connected with the power end VCC of the charging management chip IC5, the lithium battery connection end BAT of the charging management chip IC5 is connected with the lithium battery, and the enable end CE of the charging management chip IC5 is connected with the universal data end GPIO21 interface of the Bluetooth chip IC1.

8. The headset of claim 7, wherein the TYPE-C sub-sub supports LINE IN and side charging. The CHRG interface and the STDBY interface of the charging management chip IC5 are respectively connected with a LED lamp bead between the lithium battery connection end BAT, the red LED lamp bead LED2 is connected between the CHRG interface and the lithium battery connection end BAT, and the blue LED lamp bead LED1 is connected between the STDBY interface and the lithium battery connection end BAT.

9. The headset of claim 8, wherein the TYPE-C sub-sub supports LINE IN and side charging. The Bluetooth module is further connected with an indicator light switch module, the indicator light switch module comprises MOS tubes Q3 and Q4, the gate of the MOS tube Q3 is connected with a general data terminal GPIO19 of the Bluetooth chip IC1, the source of the MOS tube Q3 is grounded, the drain of the MOS tube Q3 is connected with a red LED lamp bead LED2, the gate of the MOS tube Q4 is connected with a general data terminal GPIO20 of the Bluetooth chip IC1, the source of the MOS tube Q4 is grounded, and the drain of the MOS tube Q4 is connected with a blue LED lamp bead LED1.

10. The gaming headset that supports LINE IN and simultaneous charging and use via a TYPE-C connector as described in claim 1, characterized in that: The Bluetooth module is further connected with a switch module, the switch module comprises a microphone switch SW1, an equalizer switch, a mode switching switch SW4 and a power switch SW3, the microphone switch SW1, the equalizer switch and the mode switching switch SW4 are respectively connected with a general data terminal GPIO0 of the Bluetooth chip IC1 through series connection of resistors with different resistance values, the power switch SW3 is connected with a general data terminal WIO0 of the Bluetooth chip IC1, and the Bluetooth module is further connected with a coding switch IC3.

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