CN204518020U - A kind of multifunction blue-tooth earphone - Google Patents

A kind of multifunction blue-tooth earphone Download PDF

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Publication number
CN204518020U
CN204518020U CN201520197472.0U CN201520197472U CN204518020U CN 204518020 U CN204518020 U CN 204518020U CN 201520197472 U CN201520197472 U CN 201520197472U CN 204518020 U CN204518020 U CN 204518020U
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Prior art keywords
mike
bluetooth
circuit
chip
master controller
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CN201520197472.0U
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Chinese (zh)
Inventor
张声远
朱明�
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Qingdao Goertek Co Ltd
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Qingdao Goertek Co Ltd
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Abstract

The utility model relates to technical field of electronic products, a kind of multifunction blue-tooth earphone is provided, it comprises Bluetooth circuit, USB flash disk control circuit and charging circuit, and Bluetooth circuit comprises Bluetooth chip, antenna filter circuit, the first button, the first crystal oscillator, motor, the first light-emitting diode and at least three Mikes; USB flash disk control circuit comprises master controller chip, the second button, the second light-emitting diode and the second crystal oscillator; Charging circuit comprises battery, charging control circuit and charging inlet, and described battery is connected with described motor, Bluetooth chip and master controller chip respectively; Master controller chip is connected by Universal Serial Bus with between Bluetooth chip, the function that the setting of USB flash disk control circuit bluetooth earphone is possessed USB flash disk is stored by charging inlet or wireless mode and transmitted a document, simultaneously, realize the abundant reduction to environmental noise by least three Mikes, improve acoustical quality.

Description

A kind of multifunction blue-tooth earphone
Technical field
The utility model belongs to technical field of electronic products, particularly relates to a kind of multifunction blue-tooth earphone.
Background technology
Along with the raising of quality of life, bluetooth earphone has incorporated the life of people.Put on bluetooth earphone, can make a phone call by Email, also can say phone in driving limit, limit, also can do housework while make a phone call, impeding of irritating never again electric wire, bluetooth earphone brings more facility to user.
But all little compatible USB flash disk function of the bluetooth earphone of present stage, the wireless transmission that large data storage cannot realize again file can not be carried out, if need to carry out file transfer and store also needing additionally to prepare a USB flash disk or other memory devices, thus make troubles to user.
Meanwhile, the process of bluetooth earphone to environmental noise of present stage can not meet bluetooth earphone user to the pursuit to high-quality tonequality, the voice call that environmental noise is easy to interference user and the impression of listening to the music.。
Utility model content
The purpose of this utility model is to provide a kind of multifunction blue-tooth earphone, is intended to solve the memory function that the bluetooth earphone that provides of prior art does not possess USB flash disk, the environmental noise voice call that is easy to interference user simultaneously and the problem of impression of listening to the music.
The utility model is achieved in that a kind of multifunction blue-tooth earphone, and described multifunction blue-tooth earphone comprises Bluetooth circuit, USB flash disk control circuit and charging circuit, wherein:
Described Bluetooth circuit comprises Bluetooth chip, antenna filter circuit, the first button, the first crystal oscillator, motor, the first light-emitting diode and at least three Mikes, and described antenna filter circuit, the first button, the first crystal oscillator, motor, the first light-emitting diode and at least three Mikes are connected with described Bluetooth chip respectively;
Described USB flash disk control circuit comprises master controller chip, the second button, the second light-emitting diode and the second crystal oscillator, and described second button, the second light-emitting diode and the second crystal oscillator are connected with described master controller chip respectively;
Described charging circuit comprises battery, charging control circuit and charging inlet, and described battery is connected with described motor, Bluetooth chip and master controller chip respectively;
Described master controller chip is connected by Universal Serial Bus with between described Bluetooth chip.
As a kind of improved plan, described Bluetooth circuit also comprises first memory, and described first memory is connected with described Bluetooth chip.
As a kind of improved plan, described USB flash disk control circuit also comprises second memory, and described second memory is connected with described master controller chip.
As a kind of improved plan, between described battery and described motor, be provided with the first linear stabilized power supply.
As a kind of improved plan, between described battery and described master controller chip, be provided with the second linear stabilized power supply.
As a kind of improved plan, the quantity of described Mike is four, is designated as the first Mike, the second Mike, the 3rd Mike and the 4th Mike respectively, wherein:
Described first Mike and the second Mike are arranged on the position near user's mouth, and described 3rd Mike and the 4th Mike are separately positioned on the position away from described user's mouth.
As a kind of improved plan, described charging inlet is Micro USB interface.
Because multifunction blue-tooth earphone comprises Bluetooth circuit, USB flash disk control circuit and charging circuit, Bluetooth circuit comprises Bluetooth chip, antenna filter circuit, the first button, the first crystal oscillator, motor, the first light-emitting diode and at least three Mikes; USB flash disk control circuit comprises master controller chip, the second button, the second light-emitting diode and the second crystal oscillator; Charging circuit comprises battery, charging control circuit and charging inlet, and described battery is connected with described motor, Bluetooth chip and master controller chip respectively; Master controller chip is connected by Universal Serial Bus with between Bluetooth chip, the function that the setting of USB flash disk control circuit bluetooth earphone is possessed USB flash disk is stored by charging inlet or wireless mode and transmitted a document, simultaneously, realize the abundant reduction to environmental noise by least three Mikes, improve acoustical quality.
Due to the setting of the first linear stabilized power supply and the second linear stabilized power supply, meet the electricity consumption requirement of master controller chip and motor.
Quantity due to Mike is four, be designated as the first Mike respectively, second Mike, 3rd Mike and the 4th Mike, first Mike and the second Mike are arranged on the position near user's mouth, 3rd Mike and the 4th Mike are arranged on the position of principle user mouth, wherein, first Mike is as main Mike, second Mike, 3rd Mike and the 4th Mike are as auxiliary Mike, first Mike is mainly used in the environmental noise of sound and the surrounding sent cellphone subscriber's mouth, and the second Mike, 3rd Mike and the 4th Mike are mainly used in collecting extraneous environmental noise, then by the respective algorithms of Bluetooth chip, carry out noise reduction process, keep the sound effect of high-quality,
Meanwhile, when the first Mike as main Mike breaks down, then the second Mike can be set to main Mike, continue to use, improve the useful life of whole bluetooth earphone.
Accompanying drawing explanation
Fig. 1 is the structural representation of the multifunction blue-tooth earphone that the utility model provides;
Wherein, 1-Bluetooth circuit, 2-U disk control circuit, 3-charging circuit, 4-Bluetooth chip, 5-antenna filter circuit, 6-first button, 7-first crystal oscillator, 8-motor, 9-first light-emitting diode, 10-master controller chip, 11-second button, 12-second light-emitting diode, 13-second crystal oscillator, 14-battery, 15-charging control circuit, 16-charging inlet, 17-serial data bus, 18-first memory, 19-second memory, 20-first linear stabilized power supply, 21-second linear stabilized power supply, 22-first Mike, 23-second Mike, 24-the 3rd Mike, 25-the 4th Mike.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
Fig. 1 shows the structural representation of the multifunction blue-tooth earphone that the utility model provides, and for convenience of explanation, only gives the part relevant to the utility model in figure.
Multifunction blue-tooth earphone comprises Bluetooth circuit 1, USB flash disk control circuit 2 and charging circuit 3, wherein:
Bluetooth circuit 1 comprises Bluetooth chip 4, antenna filter circuit 5, first button 6, first crystal oscillator 7, motor 8, first light-emitting diode 9 and at least three Mikes, and antenna filter circuit 5, first button 6, first crystal oscillator 7, motor 8, first light-emitting diode 9 and at least three Mikes are connected with Bluetooth chip 4 respectively;
USB flash disk control circuit 2 comprises master controller chip 10, second button 11, second light-emitting diode 12 and the second crystal oscillator 13, second button 11, second light-emitting diode 12 and the second crystal oscillator 13 and is connected with master controller chip 10 respectively;
Charging circuit 3 comprises battery 14, charging control circuit 15 and charging inlet 16, and battery 14 is connected with motor 8, Bluetooth chip 4 and master controller chip 10 respectively;
Be connected by Universal Serial Bus 17 between master controller chip 10 with Bluetooth chip 4.
In the utility model, Bluetooth circuit 1 mainly realizes the function of conventional Bluetooth earphone, the automatic search between bluetooth earphone and handheld terminal can be realized, confirm pairing, play music and receive calls, simultaneously, it also has at least three microphones, divide major-minor, be respectively used to carry out noise reduction process to sound, to export the voice signal of high tone quality;
USB flash disk control circuit 2 mainly realizes the memory function of file, can be realized the unloading of data file between handheld terminal and bluetooth earphone by USB charging inlet 16 or wireless mode.
Above-mentioned Bluetooth circuit 1 and USB flash disk control circuit 2 integrate, the communication of data is realized by Universal Serial Bus (UART), can the function of compatible conventional Bluetooth earphone and conventional USB flash drive, meanwhile, the wireless transmission of bluetooth earphone and the equipment room such as PC, handheld terminal storage file can also be realized.
In above-mentioned Bluetooth circuit 1, also comprise first memory 18, this first memory 18 is connected with this Bluetooth chip 4, for temporary or that storage is relevant data;
In like manner, in USB flash disk control circuit 2, also comprise second memory 19, this second memory 19 is connected with this master controller chip 10, equally for temporary or that storage is relevant data;
This first memory 18 or second memory 19 can adopt flash memory Flash, are not repeating at this.
In the utility model, the motor 8 that battery 14 is respectively in master controller chip 10, Bluetooth chip 4 and bluetooth earphone is powered, and makes it be in normal operating conditions respectively, for keeping the normal operating conditions of each work package, can arrange as follows:
The first linear stabilized power supply 20 is provided with, the voltage that this first linear stabilized power supply 20 normally works to this motor 8 for the voltage transformation provided by battery 14 between battery 14 and motor 8;
The second linear stabilized power supply 21 is provided with, the voltage that this second linear stabilized power supply 21 normally works to this master controller chip 10 for the voltage transformation provided by battery 14 between battery 14 and master controller chip 10;
Certainly, above-mentioned first linear stabilized power supply 20 and the second linear stabilized power supply 21 are conventional device, are not repeating at this, but not in order to limit the utility model.
In the utility model, the quantity of Mike is four, is designated as the first Mike 22, second Mike 23, the 3rd Mike 24 and the 4th Mike 25 respectively, wherein:
First Mike 22 and the second Mike 23 are arranged on the position near user's mouth, and the 3rd Mike 24 and the 4th Mike 25 are separately positioned on the position away from user's mouth.
In the utility model, above-mentioned charging inlet 16 is Micro USB interface, can be that battery 14 charges by this Micro USB interface, also can by the access of these Interface realization data.
In the utility model, can following setting be carried out:
When Bluetooth chip 4 is in wake-up states, when namely bluetooth earphone has completed with the equipment such as handheld terminal and joined peering, now, Bluetooth chip 4, as leading, has mainly completed the contents such as call and wireless transmission;
When Bluetooth chip 4 is in non-wake-up states, master controller chip 10 is as leading, and bluetooth earphone now exists as USB flash disk, for the storage exported.
For the ease of understanding, the following concrete course of work providing multifunction blue-tooth earphone of the present utility model:
When bluetooth earphone normally works, first shortly wake Bluetooth chip 4 up by the first button 6, Bluetooth chip 4 enters automatic search bluetooth equipment function, and this state can be glimmered by the first light-emitting diode 9 always be shown;
After search, confirm pairing by long by the first button 6, this state can be shown by the normal bright of the first light-emitting diode 9;
After pairing, the function such as can realize the broadcasting music of conventional Bluetooth earphone, receive calls;
When the MICRO USB plug of bluetooth earphone is connected with the USB plug of the equipment such as PC, the functions such as the transmission storage file of conventional USB flash drive can be realized;
Wake main controller chip by short up by the second button 11, this state can be glimmered by the second light-emitting diode 12 always be shown;
After waking up, select send file or receive file by the second button 11 by long, this state brightly can to show by the second light-emitting diode 12 is normal;
Finally send after file, this state can be shown by the second light-emitting diode 12 extinguishing, and namely can realize the wireless transmission of the storage file of bluetooth earphone and the equipment room such as PC, mobile phone, wherein, the mode of wireless transmission is:
Master controller chip 10 controls to take out data file from second memory 19, then data file is delivered to Bluetooth chip 4 end by UART, Bluetooth chip 4 in the pairing terminal of specifying, completes the wireless transmission of data file by the antenna transmission of antenna filter circuit 5 and correspondence.
When realizing decrease of noise functions, first Mike 22 is as main Mike, it mainly collects the ambient noise of sound that user's mouth sends and surrounding, and secondary Mike second Mike the 23, the 3rd Mike 24 and the 4th Mike 25 mainly collect extraneous environmental noise, after carrying out synthesis process, send the sound wave contrary with noise, principle of cancellation is utilized initiatively to abate the noise, the call in noisy environment is made to keep clear, wherein the program of noise reduction algorithm is built in the main program inside of Bluetooth chip 4, at this not as protection object, be also not used in restriction the utility model;
When the first Mike 22 as main Mike meets accident damage, the second Mike 23 being arranged on user's mouth is converted to main Mike immediately, 3rd Mike 24 and the 4th Mike 25 continue as secondary wheat, the main sound of collector of second Mike 23 and the ambient noise of surrounding, and secondary Mike the 3rd Mike 24 and the 4th Mike 25 mainly collect extraneous environmental noise, after carrying out synthesis process, send the sound wave contrary with noise, utilize principle of cancellation initiatively to abate the noise, make the call in noisy environment keep clear;
Wherein, above-mentioned set-up mode can be realized by corresponding button, and whether the program of its inside also can have damage to judge to major-minor Mike by corresponding algorithm realization, is not repeating at this, but not in order to limit the utility model.
In the utility model, multifunction blue-tooth earphone comprises Bluetooth circuit 1, USB flash disk control circuit 2 and charging circuit 3, and Bluetooth circuit 1 comprises Bluetooth chip 4, antenna filter circuit 5, first button 6, first crystal oscillator 7, motor 8, first light-emitting diode 9 and at least three Mikes; USB flash disk control circuit 2 comprises master controller chip 10, second button 11, second light-emitting diode 12 and the second crystal oscillator 13; Charging circuit 3 comprises battery 14, charging control circuit 15 and charging inlet 16, and battery 14 is connected with motor 8, Bluetooth chip 4 and master controller chip 10 respectively; Be connected by Universal Serial Bus between master controller chip 10 with Bluetooth chip 4, it has following technique effect:
4 Mikes can realize more preferably decrease of noise functions, and major-minor Mike can change, and improve product useful life;
Compatible USB flash disk function, can carry out with the equipment such as PC, mobile phone the wireless transmission storing data and file, not only with low cost, multiple functional, be convenient for carrying, and can wireless transmission be realized, the resource occupation of minimizing USB interface;
Also can reduce the loss that the regular plug of USB interface brings simultaneously, bring great convenience to real life and work.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all do within spirit of the present utility model and principle any amendment, equivalent to replace and improvement etc., all should be included within protection range of the present utility model.

Claims (7)

1. a multifunction blue-tooth earphone, is characterized in that, described multifunction blue-tooth earphone comprises Bluetooth circuit, USB flash disk control circuit and charging circuit, wherein:
Described Bluetooth circuit comprises Bluetooth chip, antenna filter circuit, the first button, the first crystal oscillator, motor, the first light-emitting diode and at least three Mikes, and described antenna filter circuit, the first button, the first crystal oscillator, motor, the first light-emitting diode and at least three Mikes are connected with described Bluetooth chip respectively;
Described USB flash disk control circuit comprises master controller chip, the second button, the second light-emitting diode and the second crystal oscillator, and described second button, the second light-emitting diode and the second crystal oscillator are connected with described master controller chip respectively;
Described charging circuit comprises battery, charging control circuit and charging inlet, and described battery is connected with described motor, Bluetooth chip and master controller chip respectively;
Described master controller chip is connected by Universal Serial Bus with between described Bluetooth chip.
2. multifunction blue-tooth earphone according to claim 1, is characterized in that, described Bluetooth circuit also comprises first memory, and described first memory is connected with described Bluetooth chip.
3. multifunction blue-tooth earphone according to claim 1, is characterized in that, described USB flash disk control circuit also comprises second memory, and described second memory is connected with described master controller chip.
4. multifunction blue-tooth earphone according to claim 1, is characterized in that, is provided with the first linear stabilized power supply between described battery and described motor.
5. multifunction blue-tooth earphone according to claim 1, is characterized in that, is provided with the second linear stabilized power supply between described battery and described master controller chip.
6. multifunction blue-tooth earphone according to claim 1, is characterized in that, the quantity of described Mike is four, is designated as the first Mike, the second Mike, the 3rd Mike and the 4th Mike respectively, wherein:
Described first Mike and the second Mike are arranged on the position near user's mouth, and described 3rd Mike and the 4th Mike are separately positioned on the position away from described user's mouth.
7. multifunction blue-tooth earphone according to claim 1, is characterized in that, described charging inlet is Micro USB interface.
CN201520197472.0U 2015-04-02 2015-04-02 A kind of multifunction blue-tooth earphone Active CN204518020U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201520197472.0U CN204518020U (en) 2015-04-02 2015-04-02 A kind of multifunction blue-tooth earphone

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201520197472.0U CN204518020U (en) 2015-04-02 2015-04-02 A kind of multifunction blue-tooth earphone

Publications (1)

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CN204518020U true CN204518020U (en) 2015-07-29

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108781337A (en) * 2016-03-08 2018-11-09 索诺瓦公司 Hearing devices, hearing devices system and the method executed in hearing devices
CN109151637A (en) * 2018-08-21 2019-01-04 歌尔科技有限公司 Wireless headset, intelligent sound control system and method for wireless headset

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108781337A (en) * 2016-03-08 2018-11-09 索诺瓦公司 Hearing devices, hearing devices system and the method executed in hearing devices
CN109151637A (en) * 2018-08-21 2019-01-04 歌尔科技有限公司 Wireless headset, intelligent sound control system and method for wireless headset

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