CN205017557U - Bluetooth headset along with inside volume of environment volume automatically regulated - Google Patents
Bluetooth headset along with inside volume of environment volume automatically regulated Download PDFInfo
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- CN205017557U CN205017557U CN201520622427.5U CN201520622427U CN205017557U CN 205017557 U CN205017557 U CN 205017557U CN 201520622427 U CN201520622427 U CN 201520622427U CN 205017557 U CN205017557 U CN 205017557U
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- bluetooth
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Abstract
The utility model is suitable for a bluetooth headset field provides a bluetooth headset along with inside volume of environment volume automatically regulated, include: the big or small bluetooth chip of volume along with the inside sound source of environment volume automatically regulated bluetooth headset, with the bluetooth chip is connected for gather the first digital microphone wind array of outside sound source, respectively with the first clock buffer and second clock buffer that the bluetooth chip is connected, through the the first clock buffer with the second clock buffer with the bluetooth chip is connected for gather the second digital microphone wind array of outside sound source. The utility model discloses combining together dedicated bluetooth chip and digital microphone wind array and clock buffer, when the volume of outside sound source is great, can turning bluetooth headset's inside volume down voluntarily, the messenger user can catch the sound of the environment of locating, ensures user's personal safety.
Description
Technical field
The utility model belongs to bluetooth earphone field, particularly relates to a kind of bluetooth earphone automatically regulating inner volume with environmental volume.
Background technology
Along with improving constantly of people's living standard, motion and the healthy focus becoming people and pay close attention to, bringing earphone to move and listening to the music becomes a kind of fashion, is also conducive to the enthusiasm strengthening people's motion.
But, after common bluetooth earphone is on the market put on, the sound of outside is almost completely isolated, user has on such earphone and moves, when meeting with emergency case, owing to almost can't hear extraneous sound, thus can not in time, the unsafe condition of perception external environment condition accurately, cause great potential safety hazard.
Utility model content
The object of the utility model embodiment is to provide a kind of bluetooth earphone automatically regulating inner volume with environmental volume, be intended to solve the completely isolated external sound of current common bluetooth earphone, make user cannot in time, the unsafe condition of perception external environment condition accurately, cause the problem of great potential safety hazard.
The utility model embodiment is achieved in that a kind of bluetooth earphone automatically regulating inner volume with environmental volume, comprising:
Automatically the Bluetooth chip of the volume of the inner source of sound of bluetooth earphone is regulated with environmental volume;
Be connected with described Bluetooth chip, in order to gather the first digital microphone array of outside sound source;
The first clock buffer be connected with described Bluetooth chip respectively and second clock buffer;
Be connected with described Bluetooth chip with described second clock buffer by described first clock buffer, in order to gather the second digital microphone array of outside sound source.
Preferably, described first digital microphone array is connected with described Bluetooth chip with data wire by clock line, described first clock buffer is connected with described second digital microphone array by data wire, and described second clock buffer is connected with described Bluetooth chip by clock line.
Preferably, also comprise:
Be connected with described Bluetooth chip, to carry out amplifying power amplifier to the inside sound source signal of described bluetooth earphone;
The first loud speaker and second loud speaker at described power amplifier two ends is connected in parallel on by audio input interface.
Preferably, also comprise:
The power module comprising rechargeable battery and battery protection chip be connected with described Bluetooth chip;
Be connected between described Bluetooth chip and described power module, in order to connect external power source to the USB charging inlet of described power module charging.
Preferably, also comprise and being connected with described Bluetooth chip with clock line by data wire, in order to input user voice call microphone.
Preferably, also comprise:
In order to receive and to launch the Bluetooth antenna of Bluetooth signal;
Be connected between described Bluetooth chip and Bluetooth antenna, described Bluetooth signal carried out to the bluetooth filter of filtering.
Preferably, also comprise and being connected with described Bluetooth chip, be used for as described Bluetooth chip provides the crystal oscillator of calibration pulse signal.
Preferably, also comprise and being connected with described Bluetooth chip, when being given the charging of described power module by described USB interface, carry out the LED light that USB connects instruction and charging instruction.
Preferably, also comprise and being connected with described Bluetooth chip, in order to the touch sensor controlled according to the operating state of touch operation to described bluetooth earphone of user.
Preferably, described bluetooth earphone comprises two earplugs, and described first digital microphone array is arranged in one of them earplug, and described second digital microphone array is arranged in another earplug.
The bluetooth earphone automatically regulating inner volume with environmental volume that the utility model provides, its beneficial effect is: by the special Bluetooth chip in order to automatically to regulate the inner volume of bluetooth earphone with environmental volume, in conjunction with the first digital microphone array in order to gather outside sound source, and to be connected the second digital microphone array to gather outside sound source with Bluetooth chip by the first clock buffer and second clock buffer, the outside sound source that the outside sound source of the first microphone array collection and second microphone array gather can be compared by bluetooth earphone provided by the utility model, to analyze the volume of outside sound source, thus when outside sound source volume is larger, the inside volume being controlled described bluetooth earphone by Bluetooth chip is reduced, user is enable not hear the sound of external environment condition, to ensure user security, when outside sound source volume is less, the inside volume being controlled described bluetooth earphone by Bluetooth chip recovers normal value, the sound enabling user continue to listen to inner sound source to provide.
Accompanying drawing explanation
Fig. 1 is the structural representation automatically regulating the bluetooth earphone of inner volume with environmental volume that the utility model embodiment provides;
Fig. 2 is the structural representation automatically regulating the bluetooth earphone of inner volume with environmental volume that preferred embodiment of the present utility model provides.
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 is the structural representation automatically regulating the bluetooth earphone of inner volume with environmental volume that the utility model embodiment provides.
As shown in Figure 1, the bluetooth earphone automatically regulating inner volume with environmental volume that the utility model embodiment provides, mainly comprises following core component:
Automatically the Bluetooth chip 10 of the inner volume of bluetooth earphone is regulated with environmental volume;
Be connected with Bluetooth chip 10, in order to gather the first digital microphone array 21 of outside sound source;
The first clock buffer 31 be connected with Bluetooth chip 10 respectively and second clock buffer 32;
Be connected with Bluetooth chip 10 with second clock buffer 32 by the first clock buffer 31, in order to gather the second digital microphone array 22 of outside sound source.
In a particular application, (namely first digital microphone array 21 gathers outside sound source, the sound of surrounding environment) and pass to Bluetooth chip 10, Bluetooth chip 10 also carries out time delay by control first clock buffer 31 and second clock buffer 32 to the time that the second digital microphone array 22 gathers outside sound source simultaneously, thus the Wave beam forming difference of the sound source that Bluetooth chip 10 can be collected according to the first digital microphone array 21 and the second digital microphone array 22 in time domain, analyze direction and its change of collected sound source, thus obtain intensity and the angle of the sound-source signal shown with form of beams, thus judge the volume of outside sound source, and the volume of the inside sound source play in bluetooth earphone is regulated according to the volume of outside sound source, concrete control method is:
When Bluetooth chip 10 judges that the volume of outside sound source is larger, the volume controlling the inside sound source that earphone inside is play by bluetooth earphone is immediately turned down, the user wearing this bluetooth earphone is enable to catch the sound of outside sound source, know residing environment event, ensure the personal safety of user, the volume of inner sound source is also at the proper range that can not hear simultaneously;
When Bluetooth chip 10 judges that the volume of outside sound source is less, the volume controlling the inside sound source that earphone inside is play by bluetooth earphone immediately returns to the initial setting of user, enables user continue to listen to inner sound source according to personal like.
Fig. 2 is the structural representation automatically regulating the bluetooth earphone of inner volume with environmental volume that preferred embodiment of the present utility model provides.
Consult Fig. 2, the bluetooth earphone automatically regulating inner volume with environmental volume that preferred embodiment of the present utility model provides, except the critical piece shown in Fig. 1, specifically also comprise and being connected and the call microphone 23 controlled by it, power amplifier 40, first loud speaker 41, second loud speaker 42, audio frequency input line 43, power module 50, USB charging inlet 51, Bluetooth antenna 61, bluetooth filter 62, crystal oscillator 70, LED light 80 and touch sensor 90 with Bluetooth chip 10;
In this preferably real-time example, described Bluetooth chip 10, first digital microphone array 21, first clock buffer 31, power amplifier 40, first loud speaker 41, microphone 23, Bluetooth antenna 61, bluetooth filter 62, crystal oscillator 70, LED light 80 and touch sensor 90 are all highly integrated is arranged in the earplug 100 of described bluetooth earphone in call, and the second digital microphone array 22, second clock buffer 32, second loud speaker 42 and power module 50 are all highly integrated to be arranged in another earplug 200 of described bluetooth earphone.In the present embodiment, the integrated position be arranged in earphone two earplugs of each device is only the optimal selection of the present embodiment.
In a particular application, each device also can adjust its position arranged as required, and only need to make the first digital microphone array 21 be arranged in one of them earplug, the second digital microphone array 22 is arranged in another earplug.
In a particular application, the model that Bluetooth chip 10 selects Britain CRS (CambridgeSiliconRadio:CSR) company to produce is the Bluetooth chip of CSR8675B-ICXT-R, this Bluetooth chip is circular wafer level chip-scale package, aims at high-end wireless audio products and designs; This chip comprises upgrade version digital signal processor (DSP) kernel, and handling property, up to 120MIPS, thus can support advanced audio Processing Algorithm, thus provides the enhancement mode audio performance possessing ultrahigh quality; Support 24 bit digital audio frequency, can high definition audio be exported, also supporting the low delay technology based on Apt-X algorithm, synchronously can watch video when listening to ANTENN AUDIO; The key property of CSR8675B-ICXT-R Bluetooth chip comprises:
DSP handling property promotes up to 120MIPS;
Integrated form high-performance stereo DAC and ADC;
24 bit digital audio frequency are supported;
2xI2S interface;
1xSPDIF interface;
2x GPIO interface for subsequent use;
Support bluetooth V4.1;
The built-in eFlash of 16Mb and the external serial flash up to 64Mb;
6x capacitive touch sensors inputs;
Nearly 6 digital microphone inputs;
Support ANC feedforward framework.
In a particular application, the first digital microphone array 21 and the second digital microphone array 22 all select MEMSMicArray (electrical micro-machine microphone array).
As shown in Figure 2, in the preferred embodiment, first digital microphone array 21 is connected with described Bluetooth chip 10 with data wire 212 by clock line 211, first clock buffer 31 is connected with the second digital microphone array 22 by data wire 311, and second clock buffer 32 is connected with Bluetooth chip 10 by clock line 321.
In the preferred embodiment, power amplifier 40 is connected with described Bluetooth chip 10, to amplify the inside sound source signal of described bluetooth earphone; First loud speaker 41 and the second loud speaker 42 are connected in parallel on power amplifier 40 two ends by the defeated interface 43 of audio frequency.
In a particular application, TPA6141A2 type low-power consumption G class DirectPath (tone lead directly to) stereophone amplifier selected by power amplifier 40, and the first loud speaker 41 and the second loud speaker 42 all select horn diameter to be the loud speaker of 8mm.
In the preferred embodiment, power module 50 inside comprises rechargeable battery and battery protection chip, and it controls pin with the battery of Bluetooth chip 10 and is connected; USB charging inlet is connected between Bluetooth chip 10 and power module 50, charges to power module 50 in order to connect external power source.
In a particular application, the capacity that the rechargeable battery of power module 50 inside selects VARTA (Wa Erta) company to produce is the CP1654 type battery of 100mAh (MAH); Battery protection chip selects BQ29700 cake core.
In the preferred embodiment, microphone 23 of conversing is connected with Bluetooth chip 10 with clock line by data wire, in order to input user voice.
In the preferred embodiment, Bluetooth antenna 61 is for receiving and launching Bluetooth signal; Bluetooth filter 62 is connected between Bluetooth chip 10 and Bluetooth antenna 61, carries out filtering to described Bluetooth signal.
In a particular application, the bluetooth filter 62 MurataLFB0603 mode filter of selecting Japanese Murata Manufacturing Co. Ltd. to produce.
In the preferred embodiment, crystal oscillator 70 is connected with Bluetooth chip 10, is used for as Bluetooth chip 10 provides calibration pulse signal.
In the preferred embodiment, LED light 80 is connected with described Bluetooth chip 10, for when charging to described power module 50 by described USB interface 51, carrying out USB and connecting instruction and charging instruction, this LED light 80 selects the RGBLED of imaging of jointly occuring simultaneously based on three primary colors.
In the preferred embodiment, touch sensor 90 is connected with described Bluetooth chip 10, controls in order to the operating state of touch operation to described bluetooth earphone according to user.
In a particular application, touch sensor 90 selects capacitive touch sensors.
In the preferred embodiment, bluetooth module 10 is by its 1.8V electric energy output pin and the first digital microphone array 21, second digital microphone array 22, call microphone 23, the electrical energy inputs of the first clock buffer 31 and second clock buffer 32 connects with the electric energy providing magnitude of voltage to be 1.8V, power amplifier 40 direct connection with power module 50 inputs electric energy, LED light 80 is connected with power module 50 and USB charging inlet 51, bluetooth earphone by USB charging inlet 51 connect external power source charge to power module 80 time, the flicker of this LED light or Chang Liang, to point out charged state.
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 (10)
1. automatically regulate a bluetooth earphone for inner volume with environmental volume, it is characterized in that, comprising:
Automatically the Bluetooth chip of the volume of the inner source of sound of bluetooth earphone is regulated with environmental volume;
Be connected with described Bluetooth chip, in order to gather the first digital microphone array of outside sound source;
The first clock buffer be connected with described Bluetooth chip respectively and second clock buffer;
Be connected with described Bluetooth chip with described second clock buffer by described first clock buffer, in order to gather the second digital microphone array of outside sound source.
2. the bluetooth earphone automatically regulating inner volume with environmental volume as claimed in claim 1, it is characterized in that, described first digital microphone array is connected with described Bluetooth chip with data wire by clock line, described first clock buffer is connected with described second digital microphone array by data wire, and described second clock buffer is connected with described Bluetooth chip by clock line.
3. the bluetooth earphone automatically regulating inner volume with environmental volume as claimed in claim 1, is characterized in that, also comprise:
Be connected with described Bluetooth chip, to carry out amplifying power amplifier to the inside sound source signal of described bluetooth earphone;
The first loud speaker and second loud speaker at described power amplifier two ends is connected in parallel on by the defeated interface of audio frequency.
4. the bluetooth earphone automatically regulating inner volume with environmental volume as claimed in claim 3, is characterized in that, also comprise:
The power module comprising rechargeable battery and battery protection chip be connected with described Bluetooth chip;
Be connected between described Bluetooth chip and described power module, in order to connect external power source to the USB charging inlet of described power module charging.
5. the as claimed in claim 4 bluetooth earphone automatically regulating inner volume with environmental volume, be is characterized in that, also comprise and being connected with described Bluetooth chip with clock line by data wire, in order to input user voice call microphone.
6. the bluetooth earphone automatically regulating inner volume with environmental volume as claimed in claim 5, is characterized in that, also comprise:
In order to receive and to launch the Bluetooth antenna of Bluetooth signal;
Be connected between described Bluetooth chip and Bluetooth antenna, described Bluetooth signal carried out to the bluetooth filter of filtering.
7. the as claimed in claim 6 bluetooth earphone automatically regulating inner volume with environmental volume, is characterized in that, also comprise and being connected with described Bluetooth chip, is used for as described Bluetooth chip provides the crystal oscillator of calibration pulse signal.
8. the bluetooth earphone automatically regulating inner volume with environmental volume as claimed in claim 7, it is characterized in that, also comprise and being connected with described Bluetooth chip, when being given the charging of described power module by described USB interface, carry out the LED light that USB connects instruction and charging instruction.
9. the bluetooth earphone automatically regulating inner volume with environmental volume as claimed in claim 8, it is characterized in that, also comprise and being connected with described Bluetooth chip, in order to the touch sensor controlled according to the operating state of touch operation to described bluetooth earphone of user.
10. the bluetooth earphone automatically regulating inner volume with environmental volume as claimed in claim 9, it is characterized in that, described bluetooth earphone comprises two earplugs, and described first digital microphone array is arranged in one of them earplug, and described second digital microphone array is arranged in another earplug.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520622427.5U CN205017557U (en) | 2015-08-18 | 2015-08-18 | Bluetooth headset along with inside volume of environment volume automatically regulated |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520622427.5U CN205017557U (en) | 2015-08-18 | 2015-08-18 | Bluetooth headset along with inside volume of environment volume automatically regulated |
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| CN205017557U true CN205017557U (en) | 2016-02-03 |
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| CN201520622427.5U Active CN205017557U (en) | 2015-08-18 | 2015-08-18 | Bluetooth headset along with inside volume of environment volume automatically regulated |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106101903A (en) * | 2016-08-09 | 2016-11-09 | 杭州纳雄科技有限公司 | Numeral headset, headset system and control method thereof |
| CN106373325A (en) * | 2016-08-03 | 2017-02-01 | 厦门傅里叶电子有限公司 | Safety prompting method for virtual reality equipment |
| CN107750038A (en) * | 2017-11-09 | 2018-03-02 | 广州视源电子科技股份有限公司 | volume adjusting method, device, equipment and storage medium |
| CN110300201A (en) * | 2019-07-29 | 2019-10-01 | Oppo广东移动通信有限公司 | Terminal device |
| CN111818413A (en) * | 2020-08-05 | 2020-10-23 | 科大讯飞股份有限公司 | Microphone gain adjustment method, related device and readable storage medium |
| CN113840211A (en) * | 2017-11-28 | 2021-12-24 | 安克创新科技股份有限公司 | Method and device for automatically adjusting volume of Bluetooth headset and Bluetooth headset |
| CN117692843A (en) * | 2024-02-02 | 2024-03-12 | 江西斐耳科技有限公司 | Sound automatic adjusting method, system, storage medium and electronic equipment |
-
2015
- 2015-08-18 CN CN201520622427.5U patent/CN205017557U/en active Active
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106373325A (en) * | 2016-08-03 | 2017-02-01 | 厦门傅里叶电子有限公司 | Safety prompting method for virtual reality equipment |
| CN106101903A (en) * | 2016-08-09 | 2016-11-09 | 杭州纳雄科技有限公司 | Numeral headset, headset system and control method thereof |
| CN107750038A (en) * | 2017-11-09 | 2018-03-02 | 广州视源电子科技股份有限公司 | volume adjusting method, device, equipment and storage medium |
| CN113840211A (en) * | 2017-11-28 | 2021-12-24 | 安克创新科技股份有限公司 | Method and device for automatically adjusting volume of Bluetooth headset and Bluetooth headset |
| CN110300201A (en) * | 2019-07-29 | 2019-10-01 | Oppo广东移动通信有限公司 | Terminal device |
| CN111818413A (en) * | 2020-08-05 | 2020-10-23 | 科大讯飞股份有限公司 | Microphone gain adjustment method, related device and readable storage medium |
| CN111818413B (en) * | 2020-08-05 | 2022-06-07 | 科大讯飞股份有限公司 | Microphone gain adjustment method, related device and readable storage medium |
| CN117692843A (en) * | 2024-02-02 | 2024-03-12 | 江西斐耳科技有限公司 | Sound automatic adjusting method, system, storage medium and electronic equipment |
| CN117692843B (en) * | 2024-02-02 | 2024-04-16 | 江西斐耳科技有限公司 | Sound automatic adjusting method, system, storage medium and electronic equipment |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Longgang District of Shenzhen City, Guangdong province 518116 Ping Street Takahashi Industrial Park East Area Patentee after: SHENZHE GUANXU ELECTRONIC CO., LTD. Address before: Longgang District of Shenzhen City, Guangdong province 518116 Ping Street Takahashi Industrial Park East Area Patentee before: Shenzhen Grandsun Electronic Co., Ltd. |