CN206640743U - A kind of bluetooth earphone and wearable electronic - Google Patents
A kind of bluetooth earphone and wearable electronic Download PDFInfo
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- CN206640743U CN206640743U CN201720245789.6U CN201720245789U CN206640743U CN 206640743 U CN206640743 U CN 206640743U CN 201720245789 U CN201720245789 U CN 201720245789U CN 206640743 U CN206640743 U CN 206640743U
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Abstract
It the utility model is related to a kind of bluetooth earphone and wearable electronic.The bluetooth earphone includes Bluetooth chip, main microphon and MEMS noise reduction microphones and the two-in-one MEMS of MEMS barometers, main microphon and the control terminal of Bluetooth chip are coupled, in the case of receiving particular sound signal in main microphon, control Bluetooth chip is converted to working condition by holding state；The main microphon is can to identify the intelligent microphone of voice messaging, and the particular sound signal includes voice signal or the voice signal more than specific decibel value for the word or sentence being previously set；The MEMS noise reduction microphones and MEMS barometers of the two-in-one MEMS of the MEMS noise reduction microphones and MEMS barometers share the surface perforate of bluetooth earphone.A technical problem to be solved in the utility model is to reduce the power consumption of bluetooth earphone.A purposes of the present utility model is to can be used for all kinds of wearable electronics.
Description
Technical field
Earphone is the utility model is related to, more specifically, the utility model is related to a kind of bluetooth earphone and using bluetooth earphone
Wearable electronic.
Background technology
In wearable electronic, the application of bluetooth earphone is more and more.
In conventional Bluetooth earphone, due to its Bluetooth chip, speech recognition algorithm and microphone it is in running order all the time with
Voice wake-up signal is received to wake up coprocessor MCU, the power consumption of conventional Bluetooth earphone is high, is equipped with wearing for conventional Bluetooth earphone
The wearing electronic device standby time is short.
In conventional Bluetooth earphone, its MEMS noise reduction microphone being equipped with and MEMS barometers are traditionally discrete device, are needed
Two surface perforates are set on bluetooth earphone, cause to take larger printed circuit board wiring space and larger bluetooth ear
The structure space of machine.
Utility model content
A purpose of the present utility model is power consumption when reducing bluetooth earphone holding state, extends and is equipped with bluetooth earphone
The stand-by time of wearable electronic.
According to one side of the present utility model, there is provided a kind of bluetooth earphone, including Bluetooth chip, main microphon and
The control terminal of MEMS noise reduction microphones and the two-in-one MEMS of MEMS barometers, main microphon and Bluetooth chip is coupled, with
In the case where main microphon receives particular sound signal, control Bluetooth chip is converted to working condition by holding state；Institute
It is that can identify the intelligent microphone of voice messaging to state main microphon, the particular sound signal include the word that is previously set or
The voice signal of sentence or the voice signal more than specific decibel value；The MEMS noise reduction microphones and MEMS barometers are two-in-one
The MEMS noise reduction microphones and MEMS barometers of MEMS share the surface perforate of bluetooth earphone.
Preferably, the bluetooth earphone can also include digital signal processor, wherein, the main microphon and the number
The control terminal coupling of word signal processor, in the case of receiving particular sound signal in main microphon, controls data signal
Processor is converted to working condition by holding state.
Preferably, the main microphon couples via the digital signal processor with the control terminal of Bluetooth chip, described
Main microphon starts the digital signal processor, and the digital signal processor starts the Bluetooth chip.
Preferably, the digital signal processor of the bluetooth earphone is IM501 chips, the main microphon with
The control terminal AVD connections of IM501 chips, the Bluetooth chip are MT2523 chips, the IM501 chips and MT2523 chip phases
Connect to wake up MT2523 chips.
Alternatively, in the case where main microphon receives particular sound signal, control Bluetooth chip is turned by holding state
Working condition is changed to, in the given time in the case of no operation, the Bluetooth chip returns to holding state.
The utility model also provides a kind of wearable electronic, including a kind of bluetooth earphone, and the bluetooth earphone includes
Bluetooth chip, main microphon and MEMS noise reduction microphones and the two-in-one MEMS of MEMS barometers, main microphon and bluetooth
The control terminal of chip is coupled, and in the case of receiving particular sound signal in main microphon, control Bluetooth chip is by standby
State Transferring is working condition；The main microphon is can to identify the intelligent microphone of voice messaging, the specific sound letter
Number include voice signal or the voice signal more than specific decibel value of the word that is previously set or sentence；The MEMS noise reductions wheat
Gram wind and the MEMS noise reduction microphones and MEMS barometers of the two-in-one MEMS of MEMS barometers share the surface of bluetooth earphone
Perforate.
One of the present utility model has technical effect that, main microphon controls bluetooth core when receiving particular sound signal
Piece is converted to working condition by holding state, and Bluetooth chip need not remain working condition, reduce the power consumption of bluetooth earphone,
Extend the stand-by time for the wearable electronic for being equipped with the bluetooth earphone, MEMS noise reduction microphones and MEMS barometers are two-in-one
MEMS saves the wiring board wiring space of earphone and the structure space of earphone.
It is of the present utility model other by referring to the drawings to the detailed description of exemplary embodiment of the present utility model
Feature and its advantage will be made apparent from.
Brief description of the drawings
The accompanying drawing of a part for constitution instruction describes embodiment of the present utility model, and uses together with the description
In explanation principle of the present utility model.
Fig. 1 is the structured flowchart of one embodiment of bluetooth earphone of the present utility model.
Fig. 2 is the structured flowchart of second embodiment of bluetooth earphone of the present utility model.
Fig. 3 is the structured flowchart of the 3rd embodiment of bluetooth earphone of the present utility model.
Fig. 4 is the structured flowchart of the 4th embodiment of bluetooth earphone of the present utility model.
Embodiment
Various exemplary embodiments of the present utility model are described in detail now with reference to accompanying drawing.
It should be noted that：Unless specifically stated otherwise, the part and the relative cloth of step otherwise illustrated in these embodiments
Put, numerical expression and the unlimited the scope of the utility model processed of numerical value.
The description only actually at least one exemplary embodiment is illustrative to be never used as to this practicality below
New and its application or any restrictions used.
It may be not discussed in detail for technology and equipment known to person of ordinary skill in the relevant, but in appropriate situation
Under, the technology and equipment should be considered as part for specification.
In shown here and discussion all examples, any occurrence should be construed as merely exemplary, without
It is as limitation.Therefore, other examples of exemplary embodiment can have different values.
It should be noted that：Similar label and letter represents similar terms in following accompanying drawing, therefore, once a certain Xiang Yi
It is defined, then it need not be further discussed in subsequent accompanying drawing in individual accompanying drawing.
Fig. 1 shows that the utility model provides one embodiment of bluetooth earphone, including Bluetooth chip 101 and main wheat
Gram wind 102, main microphon 102 is coupled with Bluetooth chip 101, to receive particular sound signal in main microphon 102
In the case of, control Bluetooth chip 101 is converted to working condition by holding state.
Alternatively, in the embodiment, the main microphon 102 is can to identify the intelligent microphone of voice messaging, and
The particular sound signal is the voice signal for the word or sentence being previously set；The sound of the word being previously set or sentence
The example of sound signal can be " start ", " Power on " or " please open bluetooth earphone " etc..
Alternatively, in the embodiment, the particular sound signal is the voice signal more than specific decibel value.Such as work as master
When the intensity of sound that microphone 102 receives is more than 70 decibels, just Bluetooth chip 101 is controlled to be converted to work shape by holding state
State.
Because the bluetooth earphone is under ideal case, only main microphon 102 is in running order, and Bluetooth chip 101 is in
Holding state, therefore power consumption of the bluetooth earphone in stand-by time is greatly reduced, extend the wearable device for being equipped with the bluetooth earphone
Stand-by time.
Fig. 2 shows second embodiment of the present utility model.
Bluetooth earphone includes main microphon 102, digital signal processor 103 and Bluetooth chip 101, main microphon 102 with
Digital signal processor 103 is coupled, and digital signal processor 103 is coupled with Bluetooth chip 101, when main microphon 102 connects
In the case of receiving particular sound signal, control digital signal processor is converted to working condition, and then numeral by holding state
Signal processor 103 controls Bluetooth chip 101 to be converted to working condition by holding state.
Main microphon 102 is intelligent microphone in the embodiment, and the Bluetooth chip 101 can select model MT2523
Chip, digital signal processor 103 can be using type selectings as IM501, and the main microphon is connected with the control terminal AVD of IM501 chips.
Each element manipulation flow is as follows in the embodiment.
Under bluetooth earphone holding state, Bluetooth chip 101 and digital signal processor 103 are in holding state, only main
Microphone 102 is in running order, and main microphon 102 identifies external sound signal；When the external sound that main microphon 102 identifies
When signal meets certain criterion, as described in one embodiment, main microphon 102 wakes up digital signal processor
103, digital signal processor 103 is converted to working condition by holding state, and then digital signal processor 103 wakes up bluetooth core
Piece 101, Bluetooth chip 101 are converted to working condition by holding state.Bluetooth chip 101 can open indigo plant after entering working condition
Tooth earphone shows menu and/or time.
Such as it is identified without external sound signal, then Bluetooth chip 101 and digital signal processor 103 continue to keep standby shape
State, only main microphon 102 keep working condition.
When not operated in bluetooth earphone continuous certain time, bluetooth earphone returns to holding state, the He of Bluetooth chip 101
Digital signal processor 103 returns to holding state, and main Mike 102 keeps working condition.
3rd embodiment of the present utility model figure 3 illustrates.
The difference of 3rd embodiment and second embodiment is, main microphon 102 respectively with digital signal processor
103 and Bluetooth chip 101 be coupled, main microphon 102 in the case where receiving particular sound signal, respectively control numeral letter
Number processor 103 and Bluetooth chip 101 are converted to working condition by holding state.
Fig. 4 shows the 4th embodiment of the present utility model.
The embodiment adds a MEMS noise reduction microphone compared to first three embodiment and MEMS barometers are two-in-one
Device 104；The two-in-one type selecting of device 104 can be with CDPT12, and digital signal processor 103 need to possess dual microphone noise reduction work(
Can, can using type selecting as IM501.
In product design, generally, microphone and the discrete scheme of barometer detector are distributed in the diverse location of product, and
Both devices are required for realizing the detection of the acquisition of sound and air pressure respectively in product surface perforate, and this requirement is to wearing
The water proofing property of class product proposes more challenge, needs to add two waterproof ventilated membranes to solve in design；And two-in-one MEMS devices
Part 104 (such as model C DPT12) only needs one and opened because microphone and barometer detector are integrated on an electronic device
Hole can solves the purpose that microphone source of sound obtains and air pressure detects, and reduces infrastructure cost, ensure that the aesthetic property of product.
Conventional microphone and air pressure meter can take different cloth member regions respectively, and be made because of the requirement of structure perforate
Into the waste of printed circuit board space, and two-in-one MEMS 104 (such as model C DPT12) only needs because integration is higher
The space of an original microphone is taken, the cloth member space of a barometer detector is saved, saves cost.
MEMS noise reduction microphones and MEMS barometers can also share the surface of bluetooth earphone and open in the 4th embodiment
Hole, rather than two-in-one integrated device.
In the 4th embodiment, the bluetooth earphone also include be connected with the Bluetooth chip 101 switch 105,
Flash memory 106, wave filter 107, display 108, motor 109, crystal resonator 110 and loudspeaker 111, and be connected with wave filter 107
The ANT antenna ports 112 connect.Pass through I2S, PCM, I2C between the Bluetooth chip 101 and the digital signal processor 103
With SPI connections.
The utility model also provides a kind of wearable electronic, and it includes foregoing each bluetooth earphone.
Although some specific embodiments of the present utility model are described in detail by example, this area
It is to be understood by the skilled artisans that above example merely to illustrate, rather than in order to limit the scope of the utility model.This
Field it is to be understood by the skilled artisans that can not depart from the scope of the utility model and spirit in the case of, to above example
Modify.The scope of the utility model is defined by the following claims.
Claims (6)
1. a kind of bluetooth earphone, it is characterised in that including Bluetooth chip, main microphon and MEMS noise reduction microphones and MEMS gas
Pressure counts two-in-one MEMS；
Main microphon and the control terminal of Bluetooth chip are coupled, in the case of receiving particular sound signal in main microphon,
Control Bluetooth chip is converted to working condition by holding state；
The main microphon is can to identify the intelligent microphone of voice messaging, and the particular sound signal includes what is be previously set
The voice signal or the voice signal more than specific decibel value of word or sentence；
MEMS noise reduction microphones and MEMS air pressure in the two-in-one MEMS of the MEMS noise reduction microphones and MEMS barometers
Meter shares the surface perforate of bluetooth earphone.
2. bluetooth earphone according to claim 1, it is characterised in that also including digital signal processor, wherein, the master
Microphone couples with the control terminal of the digital signal processor, to receive the situation of particular sound signal in main microphon
Under, control digital signal processor is converted to working condition by holding state.
3. bluetooth earphone according to claim 2, it is characterised in that the main microphon is via the Digital Signal Processing
Device couples with the control terminal of Bluetooth chip, and the main microphon starts the digital signal processor, and the data signal
Processor starts the Bluetooth chip.
4. bluetooth earphone according to claim 3, it is characterised in that the digital signal processor is IM501 chips, institute
Main microphon is stated to be connected with the control terminal AVD of IM501 chips, the Bluetooth chip is MT2523 chips, the IM501 chips with
MT2523 chips are connected to wake up MT2523 chips.
5. bluetooth earphone according to claim 1, it is characterised in that in the given time in the case of no operation, institute
State Bluetooth chip and return to holding state.
6. a kind of wearable electronic, including bluetooth earphone according to claim 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720245789.6U CN206640743U (en) | 2017-03-14 | 2017-03-14 | A kind of bluetooth earphone and wearable electronic |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720245789.6U CN206640743U (en) | 2017-03-14 | 2017-03-14 | A kind of bluetooth earphone and wearable electronic |
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| Publication Number | Publication Date |
|---|---|
| CN206640743U true CN206640743U (en) | 2017-11-14 |
Family
ID=60249449
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720245789.6U Active CN206640743U (en) | 2017-03-14 | 2017-03-14 | A kind of bluetooth earphone and wearable electronic |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107948865A (en) * | 2017-12-29 | 2018-04-20 | 华景传感科技（无锡）有限公司 | Low-power consumption microphone |
| CN108401204A (en) * | 2018-01-22 | 2018-08-14 | 广东思派康电子科技有限公司 | A kind of novel active noise reduction earphone |
| CN110312235A (en) * | 2019-05-16 | 2019-10-08 | 深圳市豪恩声学股份有限公司 | Audio frequency apparatus, operation method, device and the storage medium that real-time voice wakes up |
-
2017
- 2017-03-14 CN CN201720245789.6U patent/CN206640743U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107948865A (en) * | 2017-12-29 | 2018-04-20 | 华景传感科技（无锡）有限公司 | Low-power consumption microphone |
| CN107948865B (en) * | 2017-12-29 | 2024-03-08 | 华景传感科技（无锡）有限公司 | Low-power consumption microphone |
| CN108401204A (en) * | 2018-01-22 | 2018-08-14 | 广东思派康电子科技有限公司 | A kind of novel active noise reduction earphone |
| CN108401204B (en) * | 2018-01-22 | 2020-01-03 | 广东思派康电子科技有限公司 | Novel active noise reduction earphone |
| CN110312235A (en) * | 2019-05-16 | 2019-10-08 | 深圳市豪恩声学股份有限公司 | Audio frequency apparatus, operation method, device and the storage medium that real-time voice wakes up |
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