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Wireless Headphones and Wireless Headphone Systems

A technology for wireless earphones and earphones, which is applied in earpiece/earphone accessories, transportation and packaging, rechargeable batteries/devices, etc. It can solve the problems of increased cost, difficult layout, large area of ​​charging chips, etc., to reduce current consumption and improve procurement difficulty , The effect of reducing the difficulty of design

Active Publication Date: 2022-08-02
GUANGDONG OPPO MOBILE TELECOMM CORP LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0006] 1. The price is expensive. Generally, the price of charging chips in low power consumption mode is much more expensive than ordinary chips, which will increase the cost
[0007] 2. The area is large, and the area of ​​the charging chip with low power consumption mode is generally larger, which will bring difficulties in layout and so on.
[0008] 3. Procurement is difficult. Charging chips with low power consumption mode are generally produced by top international brands, which will bring difficulties in procurement

Method used

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  • Wireless Headphones and Wireless Headphone Systems
  • Wireless Headphones and Wireless Headphone Systems
  • Wireless Headphones and Wireless Headphone Systems

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0043] like Figure 8 As shown, the above-mentioned wireless earphone further includes: a first diode D1 and a second diode D2. The anode of the first diode D1 is connected to the metal interface POGO PIN through the PWR_LINE interface, the cathode of the first diode D1 is connected to the power supply pin VDD of the control module 40, and the anode of the second diode D2 is connected through the VSYS interface It is connected to the second pole of the P-type metal-oxide-semiconductor field effect transistor Q, and the cathode of the second diode D2 is connected to the power supply pin VDD of the control module 40, wherein the low-power input command is a low-level signal, and the control The module outputs a high-impedance state according to the low-power entry command to control the P-type metal oxide semiconductor field effect transistor to disconnect the power module and the headphone system; the low-power exit command is a high-level signal, and the control module respond...

Embodiment 2

[0051] like Figure 9 As shown, the above-mentioned wireless earphone further includes: a third diode D3, a fourth diode D4, and an N-type metal-oxide-semiconductor field-effect transistor Q1. Among them, the anode of the third diode D3 is connected to the metal interface, and the cathode of the third diode D3 is connected to the power supply pin of the control module; the fourth diode D4, the anode of the fourth diode D4 is connected to the P-type The second pole of the metal oxide semiconductor field effect transistor Q1 is connected, and the cathode of the fourth diode D4 is connected to the power supply pin of the control module; the N-type metal oxide semiconductor field effect transistor Q1, the control module passes the N-type metal oxide The semiconductor field effect transistor Q1 is connected to the control electrode of the N-type metal-oxide-semiconductor field-effect transistor Q1, the control electrode of the N-type metal-oxide-semiconductor field-effect transisto...

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PUM

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Abstract

The present application discloses a wireless earphone and a wireless earphone system. The wireless earphone includes: a power supply module for supplying power to the wireless earphone; an earphone system; a switch module, which is respectively connected with the power supply module and the earphone system; a control module, It is used to control the switch module to disconnect the connection between the power module and the headphone system according to the low power consumption entry command, so as to power down the headphone system. In the wireless earphone of the embodiment of the present application, a switch module is used to control the wireless earphone to enter a low power consumption mode, which significantly reduces current consumption, lowers cost, improves procurement difficulty, and reduces design difficulty.

Description

technical field [0001] The present application relates to the technical field of earphones, and in particular, to a wireless earphone and a wireless earphone system. Background technique [0002] like figure 1 and 2 The shown TWS (True Wireless Stereo, true wireless stereo) headset, compared with the traditional wired headset, cancels the wire, adopts the Bluetooth connection, realizes the wireless separation of the left and right channels of the Bluetooth, and makes the use of the TWS headset diverse. , if you can enjoy it alone or share it, you can also use one machine as two machines. [0003] At present, when TWS earphones leave the factory, some manufacturers turn them off. When the earphones are turned off, the current is about 10uA. For a 30mAh battery, the power will be consumed in more than four months when fully charged. [0004] The current solution generally uses a charging chip with a low-power mode, so that other power sources of the headset are connected to...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): H04R1/10H02J50/10H02J7/00
CPCH04R1/1025H02J7/00H02J50/10H02J9/005H02J2310/22H04R1/1041H04R2420/07
Inventor 刘绍斌
Owner GUANGDONG OPPO MOBILE TELECOMM CORP LTD