CN201063829Y - Bluetooth earphone - Google Patents

Bluetooth earphone Download PDF

Info

Publication number
CN201063829Y
CN201063829Y CNU2007200527621U CN200720052762U CN201063829Y CN 201063829 Y CN201063829 Y CN 201063829Y CN U2007200527621 U CNU2007200527621 U CN U2007200527621U CN 200720052762 U CN200720052762 U CN 200720052762U CN 201063829 Y CN201063829 Y CN 201063829Y
Authority
CN
China
Prior art keywords
circuit
bluetooth
voltage stabilizing
power supply
power management
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CNU2007200527621U
Other languages
Chinese (zh)
Inventor
邹学庆
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Dongguan Guangxun Photoelectricity Science & Technology Co Ltd
Original Assignee
Dongguan Guangxun Photoelectricity Science & Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Dongguan Guangxun Photoelectricity Science & Technology Co Ltd filed Critical Dongguan Guangxun Photoelectricity Science & Technology Co Ltd
Priority to CNU2007200527621U priority Critical patent/CN201063829Y/en
Application granted granted Critical
Publication of CN201063829Y publication Critical patent/CN201063829Y/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Abstract

The utility model relates to the earphone technical field, in particular to a pair of clip type stereo Bluetooth earphone, which is provided with a display screen removable from the earphone to perform the functions of a cellphone extension. The utility model mainly comprises a Bluetooth part, a power management circuit, an RF part, a crystal oscillator, a displaying part and an audio processing circuit. The Bluetooth part is connected with the RF part, the crystal oscillator, the displaying part and the audio processing circuit. The power management circuit supplies the Bluetooth part, the RF part, the displaying part and the audio processing circuit (6) with power provided by the battery. The utility model is also provided with a microphone and a pair of earphones, wherein the audio signals of the microphone switched by the audio socket are connected with the Bluetooth part via the microphone signal input circuit; and the earphones are connected with the Bluetooth part via the audio socket and the audio processing circuit. The power management circuit supplies the microphone signal input circuit with power provided by the battery. The Bluetooth earphone of the utility model can be used as a pair of earphones or a cellphone extension, so the utility model is widely applicable to Bluetooth earphones.

Description

A kind of bluetooth earphone
Technical field
The utility model relates to the earphone technical field, especially refers to a kind of clamp type I tech clip S that can break away from the band display screen of earphone cord realization mobile phone handset function.
Background technology
Present existing I tech clip S generally can be divided into wear-type and clamp type, and the clamp type I tech clip S is because it is easy to carry, multiple functional and more popular with users; Aforementioned bluetooth earphone generally is made up of antenna, Bluetooth chip, power management part, polymer battery, display screen, audio socket, earphone cord, shell etc., inserts the audio socket interface by earphone cord and listens to the music or carry out mobile phone communication; But existing clamp type I tech clip S must just can be finished mobile phone communication by the line that plugs in the earphone, and does not break away from the function of earphone cord and realization mobile phone handset.
The utility model content
The technical problem that the utility model solves is to provide a kind of and can overcomes aforementioned disadvantages, can break away from the clamp type I tech clip S of earphone cord and realization mobile phone handset function.
Technical problem of the present utility model is achieved by the following technical solution: mainly include bluetooth part, electric power management circuit, RF part, crystal oscillator, display part and audio frequency processing circuit; The bluetooth part links to each other with RF part, crystal oscillator, display part and audio frequency processing circuit; Electric power management circuit is powered the power supply that battery provides to bluetooth part, RF part, display part and audio frequency processing circuit; In addition, also be provided with microphone and receiver; Described microphone partly links to each other with bluetooth through the microphone signal input circuit by the audio signal that audio socket switches, and receiver partly links to each other with bluetooth by audio socket, audio frequency processing circuit; Electric power management circuit is powered the power supply that battery provides to the microphone signal input circuit.
Be provided with the filter circuit that inductance constitutes between described microphone and the microphone signal input circuit.
Described audio frequency processing circuit is connected with the audio socket that can connect the stereophone line by coupling capacitance.
Described RF partly partly links to each other with bluetooth behind the filter circuit by elements such as capacitor C 4, C5, L5 composition.
Described electric power management circuit connects 2.8V voltage stabilizing circuit and 3.3V voltage stabilizing circuit respectively by shunt capacitance C3, C8, and the 2.8V voltage stabilizing circuit passes through to give the power supply of microphone signal input circuit after inductance L 4, capacitor C 11 filtering; 3.3V voltage stabilizing circuit partly powers and to the display part power supply for after by shunt capacitance C7 bluetooth, and constitutes the bluetooth reset circuit by connecting resistance R 1; Electric power management circuit connects the 7.5V booster circuit by resistance R 2, powers to the display part by shunt capacitance C10 after boosting again.
The utility model by built-in microphone and receiver, realize to break away from earphone cord and as the function of mobile phone handset on traditional clamp type I tech clip S; Available this handset receives calls, the clawback incoming call, portable handheld, clear loud and clear.The user both can listen to the music and carried out mobile phone communication by the line that plugs in the earphone, and also can pull up earphone cord and hand-held this kind of light and handy bluetooth earphone, made bluetooth earphone finish mobile phone communication as the handset of mobile phone, thereby satisfied the different demands of user under different situations.
Description of drawings
Below in conjunction with accompanying drawing the utility model is further specified:
Fig. 1 is a functional-block diagram of the present utility model;
Fig. 2 is a circuit diagram of the present utility model.
The explanation of accompanying drawing figure number
Bluetooth part 1 electric power management circuit 2
RF part 3 crystal oscillators 4
Display part 5 audio frequency processing circuits 6
Microphone 7 receivers 8
Microphone signal input circuit 9 audio sockets 10
Battery 11
Embodiment
See accompanying drawing 1,2, the utility model mainly includes bluetooth part 1, electric power management circuit 2, RF part 3, crystal oscillator 4, display part 5, audio frequency processing circuit 6, microphone 7, receiver 8 and microphone signal input circuit 9; Link to each other with RF part 3 behind the filter circuit of bluetooth part 1 by elements such as capacitor C 4, C5, L5 composition; Thereby realize wireless connections and carry out information exchange by RF part 3 and peripheral hardware.In addition, bluetooth part 1 connects crystal oscillator 4, display part 5, audio frequency processing circuit 6, microphone signal input circuit 9 etc. respectively; The crystal oscillator 4 that is connected provides reference frequency for it.
Microphone 7 links to each other with bluetooth part 1 by audio socket 10, microphone signal input circuit 9, and the filter circuit of inductance L 1, L2, L3 formation can be set between microphone 7 and the microphone signal input circuit 9; Make bluetooth part 1 handle and finally to send to the signal that obtains from microphone 7.
Receiver 8 links to each other with bluetooth part 1 by audio socket 10, audio frequency processing circuit 6; Signal is sent into receiver 8 through behind the audio frequency processing circuit 6, and receiver 8 sends after the signal of telecommunication is transformed into voice signal; Simultaneously, audio frequency processing circuit 6 is connected with audio socket 10 by coupling capacitance; After inserting stereophone, cut off the sound of receiver 8, thereby can realize the function of external stereophone line.
3.7V polymer battery 11 is responsible for to each module for power supply by electric power management circuit 2, be specifically: electric power management circuit 2 connects 2.8V voltage stabilizing circuit and 3.3V voltage stabilizing circuit respectively by shunt capacitance C3, C8, and the 2.8V voltage stabilizing circuit passes through to give the microphone signal input circuit 9 power supplies after inductance L 4, capacitor C 11 filtering; 3.3V voltage stabilizing circuit is powered and powered to display part 5 by giving bluetooth part 1 behind the shunt capacitance C7, and by connecting resistance R 1 formation bluetooth reset circuit; Electric power management circuit 2 connects the 7.5V booster circuit by resistance R 2, gives the display part 5 power supplies by shunt capacitance C10 again after boosting; Meanwhile, electric power management circuit 2 also directly gives audio frequency processing circuit 6 power supplies.
Display part 5 of the present utility model is OLED (Organic Light Emitting Display) display screen, can clearly show the number of the other side when various operating states are sent a telegram here fine and smoothly; And, can preserve nearest ten times incoming calls record automatically by being provided with of software, and the incoming call that is write down is carried out clawback.
Above stated specification is the description to the utility model preferred embodiment; Be not the restriction to the utility model protection range, all those skilled in the art all should belong to protection range of the present utility model according to the equivalents that aforementioned description can obtain.

Claims (8)

1. a bluetooth earphone mainly includes: bluetooth part (1), electric power management circuit (2), RF part (3), crystal oscillator (4), display part (5) and audio frequency processing circuit (6); Bluetooth part (1) links to each other with RF part (3), crystal oscillator (4), display part (5) and audio frequency processing circuit (6); Electric power management circuit (2) is powered the power supply that battery (11) provides to bluetooth part (1), RF part (3), display part (5) and audio frequency processing circuit (6); It is characterized in that: also be provided with microphone (7) and receiver (8); Described microphone (7) links to each other with bluetooth part (1) through microphone signal input circuit (9) by the audio signal that audio socket (10) switches, and receiver (8) links to each other with bluetooth part (1) by audio socket (10), audio frequency processing circuit (6); Electric power management circuit (2) is powered the power supply that battery (11) provides to microphone signal input circuit (9).
2. bluetooth earphone according to claim 1 is characterized in that: be provided with the filter circuit that inductance constitutes between described microphone (7) and the microphone signal input circuit (9).
3. bluetooth earphone according to claim 1 and 2 is characterized in that: described audio frequency processing circuit (6) is connected with the audio socket (10) that can connect the stereophone line by coupling capacitance.
4. bluetooth earphone according to claim 1 and 2 is characterized in that: link to each other with bluetooth part (1) behind the filter circuit that described RF part (3) is formed by elements such as capacitor C 4, C5, L5.
5. bluetooth earphone according to claim 1 and 2, it is characterized in that: described electric power management circuit (2) connects 2.8V voltage stabilizing circuit and 3.3V voltage stabilizing circuit respectively by shunt capacitance C3, C8, and the 2.8V voltage stabilizing circuit passes through to give microphone signal input circuit (9) power supply after inductance L 4, capacitor C 11 filtering; 3.3V voltage stabilizing circuit passes through to give bluetooth part (1) power supply and power for display part (5) behind the shunt capacitance C7, and constitutes the bluetooth reset circuit by connecting resistance R 1; Electric power management circuit (2) connects the 7.5V booster circuit by resistance R 2, gives display part (5) power supply by shunt capacitance C10 again after boosting.
6. bluetooth earphone according to claim 3 is characterized in that: link to each other with bluetooth part (1) behind the filter circuit that described RF part (3) is formed by elements such as capacitor C 4, C5, L5.
7. bluetooth earphone according to claim 3, it is characterized in that: described electric power management circuit (2) connects 2.8V voltage stabilizing circuit and 3.3V voltage stabilizing circuit respectively by shunt capacitance C3, C8, and the 2.8V voltage stabilizing circuit passes through to give microphone signal input circuit (9) power supply after inductance L 4, capacitor C 11 filtering; 3.3V voltage stabilizing circuit passes through to give bluetooth part (1) power supply and power for display part (5) behind the shunt capacitance C7, and constitutes the bluetooth reset circuit by connecting resistance R 1; Electric power management circuit (2) connects the 7.5V booster circuit by resistance R 2, gives display part (5) power supply by shunt capacitance C10 again after boosting.
8. bluetooth earphone according to claim 4, it is characterized in that: described electric power management circuit (2) shunt capacitance C3, C8 connect 2.8V voltage stabilizing circuit and 3.3V voltage stabilizing circuit respectively, and the 2.8V voltage stabilizing circuit passes through to give microphone signal input circuit (9) power supply after inductance L 4, capacitor C 11 filtering; 3.3V voltage stabilizing circuit passes through to give bluetooth part (1) power supply and power for display part (5) behind the shunt capacitance C7, and constitutes the bluetooth reset circuit by connecting resistance R 1; Electric power management circuit (2) connects the 7.5V booster circuit by resistance R 2, gives display part (5) power supply by shunt capacitance C10 again after boosting.
CNU2007200527621U 2007-06-15 2007-06-15 Bluetooth earphone Expired - Fee Related CN201063829Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNU2007200527621U CN201063829Y (en) 2007-06-15 2007-06-15 Bluetooth earphone

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNU2007200527621U CN201063829Y (en) 2007-06-15 2007-06-15 Bluetooth earphone

Publications (1)

Publication Number Publication Date
CN201063829Y true CN201063829Y (en) 2008-05-21

Family

ID=39452216

Family Applications (1)

Application Number Title Priority Date Filing Date
CNU2007200527621U Expired - Fee Related CN201063829Y (en) 2007-06-15 2007-06-15 Bluetooth earphone

Country Status (1)

Country Link
CN (1) CN201063829Y (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101719964B (en) * 2009-11-27 2012-10-10 中兴通讯股份有限公司 Mobile terminal and Power management method thereof
CN103200482A (en) * 2013-04-09 2013-07-10 北京兴科迪科技有限公司 Solar charging-type Bluetooth headset and vehicle provided with same
CN103200483A (en) * 2013-04-09 2013-07-10 北京兴科迪科技有限公司 Bluetooth headset of capacitance distance sensing switch control and vehicle provided with headset
CN103220592A (en) * 2013-04-28 2013-07-24 青岛歌尔声学科技有限公司 Headsets and key control method thereof

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101719964B (en) * 2009-11-27 2012-10-10 中兴通讯股份有限公司 Mobile terminal and Power management method thereof
CN103200482A (en) * 2013-04-09 2013-07-10 北京兴科迪科技有限公司 Solar charging-type Bluetooth headset and vehicle provided with same
CN103200483A (en) * 2013-04-09 2013-07-10 北京兴科迪科技有限公司 Bluetooth headset of capacitance distance sensing switch control and vehicle provided with headset
CN103200482B (en) * 2013-04-09 2016-06-29 北京兴科迪科技有限公司 Solar charging type Bluetooth earphone and the vehicle equipped with this bluetooth earphone
CN103220592A (en) * 2013-04-28 2013-07-24 青岛歌尔声学科技有限公司 Headsets and key control method thereof
CN103220592B (en) * 2013-04-28 2015-10-28 青岛歌尔声学科技有限公司 A kind of earphone and key control method thereof

Similar Documents

Publication Publication Date Title
US20080226112A1 (en) Structure of cordless earphones
AU2005276865A1 (en) The nasal bone conduction wireless communication transmission equipment
CN103079150A (en) Stereophonic sound solution for mobile communication device or portable computer
CN201063829Y (en) Bluetooth earphone
CN2894176Y (en) Wireless earphon with universal interface based on Zigbee technique
US20030036414A1 (en) Wireless earphone set
CN203942630U (en) A kind of ear suspension type radio communication device that is integrated with health monitoring function
CN201477313U (en) Spectacles
CN203691459U (en) Handset strap antenna
CN203243510U (en) Stereo Bluetooth earphone
CN205545775U (en) Bluetooth headset with wired input
CN204392364U (en) A kind of hand ear also uses formula wireless communication apparatus
CN204616018U (en) One can sharing type music earphone
CN212258950U (en) Bluetooth interphone
CN203027442U (en) Bluetooth hands-free sound box
CN209882093U (en) Ear-back hearing aid
CN202183856U (en) Bluetooth earphone with play function
CN107710779A (en) Communication earphone
CN202759497U (en) A mobile terminal equipped with an interphone function
CN212137670U (en) Two-way wireless live broadcast audio expander
CN211089938U (en) Earphone and sound box combined system
CN214154802U (en) Bluetooth bone conduction earphone with FM radio function
CN210639604U (en) Bluetooth voice module with serial port control
CN210725285U (en) Head-mounted Bluetooth earphone and Bluetooth transmitter assembly
CN105208151A (en) Mobile phone capable of being combined

Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
DD01 Delivery of document by public notice

Addressee: Xie Rong

Document name: Notification of Termination of Patent Right

C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20080521

Termination date: 20090715