Headphone with biological feature detection function, interaction system and biological feature detection method

Patent metadata

Field	Value
Publication number	US-10470673-B2
Application number	US-201715636640-A
Country	US
Kind code	B2
Filing date	Jun 29, 2017
Priority date	Jan 5, 2016
Publication date	Nov 12, 2019
Grant date	Nov 12, 2019

Abstract

Embodiments of the present application provide a headphone with a biological feature detection function, an interaction system and a biological feature detection method. The headphone includes: a loudspeaker, a microphone, a biological feature detection module, a mode switching module, a first communication module, a control module and a power management module. The control module is configured to detect and determine whether an instruction is received from the smart terminal, and control, according to the instruction received from the smart terminal, the biological feature detection module, the mode switching module, the power management module and the first communication module to work, and further configured to parse the biological feature from the biological feature detection module under control of the instruction received from the smart terminal, and transmit the parsed biological feature to the smart terminal via the first communication module.

First claim

The invention claimed is:

1. A headphone with a biological feature detection function, comprising a loudspeaker for playing audio and a microphone for making calls, wherein the headphone further comprises:
a biological feature detection module, configured to detect a biological feature of a user;
a mode switching module, configured to switching a working mode of the headphone supporting or not supporting biological feature detection according to a decision by a control module that whether the headphone detects or not detects the biological feature;
a first communication module, configured to carry out communication between the headphone and a smart terminal;
the control module, configured to detect and determine whether an instruction is received from the smart terminal, and control, according to the instruction received from the smart terminal, the biological feature detection module, the mode switching module, a power management module and the first communication module to work, and further configured to parse the biological feature from the biological feature detection module under control of the instruction received from the smart terminal, and transmit the parsed biological feature to the smart terminal via the first communication module;
the power management module, configured to supply power to modules in the headphone; and
a connection member configured to connect the headphone to the smart terminal to implement information interaction between the headphone and the smart terminal, and the smart terminal comprises a headphone jacket, the connection member mating with the headphone jacket,
wherein the connection member comprises a first end configured to be electrically connected to the headphone jacket, and the mode switching module is configured to select, via switching, the connection of the first end with the microphone or connection with the first communication module, to determine whether the headphone is in the working mode supporting the biological feature detection mode.

2. The headphone according to claim 1 , wherein the mode switching module comprises a switch array configured to select, via switching and under control of the control module, the connection of the first end with the microphone or connection with the first communication module, the switch array being simultaneously electrically connected to the power management module.

3. The headphone according to claim 1 , wherein the mode switching module is configured to select, via switching, the connection of the first end with the microphone, the connection with the first communication module, or the connection with the power management module, to determine whether the headphone is in the working mode supporting the biological feature detection mode.

4. The headphone according to claim 3 , wherein the mode switching module comprises a switch array configured to select, via switching, the connection of the first end with the microphone, the connection with the first communication module, or the connection with the power management module; wherein in a power-on or biological feature detection mode, the switch array is electrically connected to the power management module and periodically switches to be connected to the first communication module to transmit the biological feature, and upon entry into a working mode supporting a call mode, the switch array is connected to the microphone.

5. The headphone according to claim 1 , wherein the connection member comprises a second end configured to electrically connect the headphone jacket of the smart terminal to a left sound channel of the loudspeaker and a third end configured to electrically connect the headphone jacket of the smart terminal to a right sound channel of the loudspeaker; the first communication module is configured to receive an instruction from the smart terminal via the first end or the second end or the third end; and the first communication module is configured to transfer the parsed biological feature to the smart terminal via the first end.

6. The headphone according to claim 1 , wherein the biological feature detection module comprises: a detection submodule configured to detect the biological feature of the user, and a signal processing submodule configured to process the detected biological feature;
wherein the detection submodule comprises:
a light source configured to irradiate a detected region of the user, a driver configured to drive the light source to emit light, a photoelectric converter configured to receive an optical signal reflected by the detected region and convert the optical signal into a current signal, a current-voltage converter configured to convert the current signal into a voltage signal, and an analog-to-digital converter configured to perform an analog-to-digital conversion for the voltage signal.

7. The headphone according to claim 1 , wherein the power management module comprises a voltage conversion submodule; if the connection member is connected to the smart terminal, the power management module is powered on by the smart terminal, and the voltage conversion submodule is configured to convert electric energy supplied by the smart terminal into power desired by the modules in the headphone to supply power to the modules.

8. The headphone according to claim 7 , wherein the power management module further comprises a startup buffering submodule configured to buffer a power-on process, wherein the startup buffering submodule is connected between the mode switching module and the voltage conversion submodule.

9. The headphone according to claim 8 , wherein the power management module further comprises a stabilization submodule configured to stabilize a process of supplying power to the modules in the headphone upon completion of power-on, wherein the stabilization submodule is connected between the startup buffering submodule and the switch array.

10. The headphone according to claim 7 , wherein the power management module further comprises an energy storage submodule connected to an output terminal of the voltage conversion submodule; and when the connection member is connected to the smart terminal, the voltage conversion submodule is configured to convert electric energy supplied by the smart terminal to charge the energy storage submodule.

11. A biological feature detection method executed by a headphone, wherein the headphone comprises a biological feature detection module configured to detect a biological feature of a user; a mode switching module configured to switching a working mode of the headphone supporting or not supporting biological feature detection according to a decision by a control module that whether the headphone detects or not detects the biological feature; a first communication module configured to carry out communication between the headphone and a smart terminal; the control module configured to detect and determine whether an instruction is received from the smart terminal, and control, according to the instruction received from the smart terminal, the biological feature detection module, the mode switching module, a power management module and the first communication module to work, and further configured to parse the biological feature from the biological feature detection module under control of the instruction received from the smart terminal, and transmit the parsed biological feature to the smart terminal via the first communication module; and the power management module configured to supply power to modules in the headphone,
the biological feature detection method comprising:
S 10 : detecting and judging with the control module whether an instruction for performing biological feature detection is currently

Assignees

• Shenzhen Goodix Tech Co Ltd

Inventors

• Liu Chang
• Wang Haixiang
• Liu Hexing
• Zhao Lei

Classifications

• A61B2560/0204

  of power management · CPC title

• A61B5/6803

  Head-worn items, e.g. helmets, masks, headphones or goggles · CPC title

• H04R1/1041

  Mechanical or electronic switches, or control elements (switches in general H01H) · CPC title

• A61B5/6898

  Portable consumer electronic devices, e.g. music players, telephones, tablet computers · CPC title

• A61B5/02416

  using photoplethysmograph signals, e.g. generated by infrared radiation (A61B5/14552 takes precedence) · CPC title