CN208903660U - A kind of Intelligent mirror of voice control - Google Patents
A kind of Intelligent mirror of voice control Download PDFInfo
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- CN208903660U CN208903660U CN201821129240.1U CN201821129240U CN208903660U CN 208903660 U CN208903660 U CN 208903660U CN 201821129240 U CN201821129240 U CN 201821129240U CN 208903660 U CN208903660 U CN 208903660U
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Abstract
The utility model discloses a kind of Intelligent mirror of voice control, including one-way mirror and phonetic controller, and the phonetic controller includes microprocessor, microphone, Dolby circuit, display screen, LED light strip and WIFI circuit；The LED light strip and the display screen are mounted on the non-specular surface side of the one-way mirror, and the non-specular surface of the display surface of the display screen towards the one-way mirror is arranged, the microphone is electrically connected by the Dolby circuit with the microprocessor, the microprocessor is electrically connected with the WIFI circuit, and the microprocessor is electrically connected with the LED light strip and display screen respectively.The Intelligent mirror of speech recognition controlled provided by the utility model has pronunciation signal noise low, identifies accurate technical effect.
Description
Technical field
The utility model relates to Smart Home technical fields, and in particular to a kind of Intelligent mirror of voice control.
Background technique
With the raising of standard of living, smart home gradually comes into huge numbers of families, and Intelligent mirror is exactly one of.As
The simple function of the mirror being commonly used in daily life, general mirror can no longer meet the demand of user.Existing intelligence
Mirror usually realizes the interaction between people and mirror by speech recognition equipment, but since voice signal is doped with much noise
Signal largely effects on the result of speech recognition.
Utility model content
The purpose of the utility model is to overcome above-mentioned technical deficiencies, provide a kind of Intelligent mirror of voice control, solve
The technical problem of the speech recognition effect difference of Intelligent mirror in the prior art.
To reach above-mentioned technical purpose, the technical solution of the utility model provides a kind of Intelligent mirror of voice control, packet
Include one-way mirror and phonetic controller, the phonetic controller include microprocessor, microphone, Dolby circuit, display screen,
LED light strip and WIFI circuit, the microphone are electrically connected by the Dolby circuit with the microprocessor, the micro process
Device is electrically connected with the WIFI circuit, and is wirelessly connected by the WIFI circuit and external Baidu's voice platform, micro- place
Reason device is electrically connected with the LED light strip and display screen respectively, and the LED light strip and the display screen are mounted on the list
It is arranged to the non-specular surface of the non-specular surface side of mirror, and the display surface of the display screen towards the one-way mirror.
Compared with prior art, the beneficial effects of the utility model include: the language that Dolby circuit is arranged and acquires to microphone
Sound signal amplifies noise reduction, reduces noise signal, avoids influence of the noise signal to speech recognition result, improves speech recognition
Accuracy.
Detailed description of the invention
Fig. 1 is the electrical block diagram of voice control Intelligent mirror provided by the utility model；
Fig. 2 is the structural schematic diagram of voice control Intelligent mirror provided by the utility model；
Fig. 3 is Dolby circuit, volume control circuit and the filtering of voice control Intelligent mirror provided by the utility model
The circuit diagram of circuit.
Appended drawing reference:
11, one-way mirror, 12, frame, 13, rear cover, 14, sound hole, 21, microprocessor, 22, microphone, 23, noise reduction electricity
Road, 24, display screen, 25, LED light strip, 26, WIFI circuit.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only to explain this
Utility model is not used to limit the utility model.
Embodiment 1:
As shown in Fig. 2, the embodiments of the present invention 1 provide a kind of Intelligent mirror of voice control, including one-way mirror
11 and phonetic controller, the phonetic controller include microprocessor 21, microphone 22, Dolby circuit 23, display screen
24, LED light strip 25 and WIFI circuit 26；
The LED light strip 25 and the display screen 24 are mounted on the non-specular surface side of the one-way mirror 11, and described
The non-specular surface of the display surface of display screen 24 towards the one-way mirror 11 is arranged, and as shown in Fig. 1, the microphone 22 passes through described
Dolby circuit 23 is electrically connected with the microprocessor 21, and the microprocessor 21 is electrically connected with the WIFI circuit 26, described micro-
Processor 21 is electrically connected with the LED light bar 25 and display screen 24 respectively.
The Intelligent mirror of voice control provided by the utility model, the course of work are as follows: 22 recipient of microphone issues
Voice signal, Dolby circuit 23 to voice signal carry out noise reduction process, microprocessor 21 receive noise reduction after voice signal,
And voice signal is wirelessly transmitted to by external voice identifying platform, such as Baidu's speech recognition platforms by WIFI circuit 26, it is micro-
Processor 21 then receives the recognition result of external voice identifying platform, such as Weather information and day by WIFI circuit 26
Phase information, and recognition result is sent to display screen 24 and is shown, meanwhile, the control of microprocessor 21 LED light strip 25 is bright, so that
The brightness of 11 non-mirror surface side of one-way mirror is higher than the brightness of mirrored sides, so that user can observe display screen 24 through one-way mirror 11
On recognition result, realize the interaction between people and mirror.
Specifically, microprocessor 21, microphone 22, display screen 24, LED light strip 25 and WIFI electricity in the utility model
It is realized using the prior art on road 26.Such as microprocessor 21 can use ARM Cortex-A53 processor；Display screen 24
It is preferred that HDMI capacitive touch display screen；WIFI circuit 26 can realize that ESP8266 chip is a using ESP8266 chip
The WIFI data collector of super low-power consumption；LED light strip 25 selects RGB LED light strip to realize, LED light group is mounted in band-like FPC
Flexible circuit board or PCB hardboard are made.The control logic that microprocessor 21 is related to is the simple prior art, the utility model
It is not related to the improvement to the part.
The interaction between people and mirror may be implemented in the Intelligent mirror of voice control provided by the utility model, while right
It is more accurate in the identification function of voice signal.
Preferably, as shown in figure 3, the Dolby circuit 23 include electric pressure converter U1, resistance R1, resistance R2, resistance R3,
Capacitor C1, capacitor C2, capacitor C3, diode D1, diode D2 and triode Q1；
The output end of the microphone 22 is electrically connected with the input terminal of the electric pressure converter U1, the electric pressure converter U1
Output end power supply is connect by the resistance R1, the ground terminal ground connection of the electric pressure converter U1, the electric pressure converter U1's
Output end is also electrically connected by the capacitor C1 with the base stage of the triode Q1, and the collector of the triode Q1 passes through institute
It states resistance R2 and connects power supply, the collector of the triode Q1 is also electrically connected by the base stage of the resistance R3 and the triode Q1
It connects, the emitter ground connection of the triode Q1, the collector of the triode Q1 also passes through the capacitor C2 and the diode
The anode of D1 is electrically connected, the cathode of the diode D1 by capacitor C3 ground connection, the anode of the diode D2 with it is described
The cathode of diode D1 is electrically connected, and the cathode of the diode D2 is electrically connected with the anode of the diode D1, the diode
The cathode of D2 is electrically connected with the microprocessor 21.
The working principle of Dolby circuit 23 are as follows: electric pressure converter U1 is converted to the voltage voice signal that microphone 22 exports
Electric current voice signal.Resistance R1 is biasing resistor, and the resistance value of resistance R1 is smaller, then the induction sensitivity of voice signal is higher, because
The resistance value of this resistance R1 is arranged according to sensitivity requirement.Capacitor C1 is coupled capacitor, the coupled capacitive transmission of voice signal
To triode Q1, triode Q1 amplifies voice signal, and amplification factor is determined by the resistance value of resistance R2 and resistance R3, this
Amplification factor is set 20 times by embodiment.Capacitor C2 is blocking coupled capacitor, the voice that will be exported through triode Q1 collector
DC voltage isolation in signal.The function of reducing noise signal is realized in diode D1 and diode D2 reversal connection, at noise reduction
Cathode transport of the voice signal of reason through diode D2 is to microprocessor 21.
Preferably, as shown in figure 3, the phonetic controller further includes volume control circuit, the yin of the diode D2
Pole is electrically connected by the volume control circuit with the microprocessor 21.
Volume control circuit is set and adjusts volume, so that the volume of voice signal is adapted to external voice identification flat
Platform.
Preferably, as shown in figure 3, the volume control circuit potentiometer RT1, the cathode of the diode D2 pass through institute
Potentiometer RT1 ground connection is stated, the sliding end of the potentiometer RT1 is electrically connected with the microprocessor 21.
Adjusting knob by adjusting potentiometer RT1 is the resistance value of adjustable potentiometer RT1, and then adjusts signal volume
Volume.
Preferably, as shown in figure 3, the phonetic controller further includes filter circuit, the sliding end of the potentiometer RT1
It is electrically connected by the filter circuit with the microprocessor 21.
Filter circuit filtering clutter signal is set, avoids noise signal from being mixed into voice signal and shadow is caused to speech recognition result
It rings.
Preferably, as shown in figure 3, the filter circuit includes resistance R4, resistance R5, capacitor C4 and capacitor C5；
The resistance R4 and capacitor C4, the resistance have been sequentially connected in series between the sliding end and ground of the potentiometer RT1
The capacitor C5 and resistance R5, the capacitor C5 and resistance R5 have been sequentially connected in series between R4 and the common end and ground of capacitor C4
Common end is electrically connected with the microprocessor 21.
In the utility model filter circuit be bandwidth-limited circuit, the frequency range of voice between 300HZ to 5KHZ,
Set 5KHZ or so for the high frequency of filter circuit, low frequency setting in 300HZ or so, can filter out 300HZ or less and 5KHZ with
On noise signal.Resistance R4 and capacitor C4 determines high frequency size, and resistance R5 and capacitor C5 determine low frequency size, cutoff frequency meter
Calculation formula is 1/2 π RC.
Preferably, as shown in Fig. 2, the Intelligent mirror of voice control further includes frame 12, the one-way mirror 11 is embedded in institute
It states in frame 12.
Frame 12 is added, while protecting one-way mirror 11, the aesthetic feeling of Intelligent mirror can be enhanced, facilitate taking for Intelligent mirror
It takes and hangs.
Preferably, as shown in Fig. 2, the Intelligent mirror of voice control further includes rear cover 13, the rear cover 13 is covered on described
The non-specular surface of one-way mirror 11, and connect with the frame 12, the phonetic controller is located in the rear cover 13.
The non-mirror surface side that phonetic controller is covered on one-way mirror 11 by rear cover 13 is set, protection voice control can be played
The effect of device, meanwhile, rear cover 13 and one-way mirror 11 form confined space, can be to avoid scattered, light outside the light of LED light strip 25
It concentrates in confined space, then clearer can see the display content on display screen 24 through one-way mirror 11.
Preferably, as shown in Fig. 2, offering multiple sound hole 14 on the rear cover 13, the microphone 22 is towards described
Sound hole setting.
Sound hole 1 is opened up, convenient for the reception of voice, reduces loss of the voice in transmission process.
Specific embodiment of the present utility model described above does not constitute the restriction to scope of protection of the utility model.
Any other various changes and modifications that any technical concept according to the present utility model is made should be included in practical
In novel scope of protection of the claims.
Claims (8)
1. a kind of Intelligent mirror of voice control, which is characterized in that including one-way mirror and phonetic controller, the voice control
Device processed includes microprocessor, microphone, Dolby circuit, display screen, LED light strip and WIFI circuit；
The LED light strip and the display screen are mounted on the non-specular surface side of the one-way mirror, and the display screen is aobvious
Show the non-specular surface setting facing towards the one-way mirror, the microphone is electrically connected by the Dolby circuit and the microprocessor
It connects, the microprocessor is electrically connected with the WIFI circuit, and the microprocessor is electric with the LED light strip and display screen respectively
Connection；
The Dolby circuit includes electric pressure converter U1, resistance R1, resistance R2, resistance R3, capacitor C1, capacitor C2, capacitor C3, two
Pole pipe D1, diode D2 and triode Q1；
The output end of the microphone is electrically connected with the input terminal of the electric pressure converter U1, the output of the electric pressure converter U1
End connects power supply, the ground terminal ground connection of the electric pressure converter U1, the output end of the electric pressure converter U1 by the resistance R1
It is also electrically connected by the capacitor C1 with the base stage of the triode Q1, the collector of the triode Q1 passes through the resistance R2
Power supply is connect, the collector of the triode Q1 is also electrically connected by the resistance R3 with the base stage of the triode Q1, and described three
The emitter of pole pipe Q1 is grounded, and the collector of the triode Q1 also passes through the anode electricity of the capacitor C2 and diode D1
The cathode of connection, the diode D1 is grounded by the capacitor C3, and the anode of the diode D2 is with the diode D1's
Cathode electrical connection, the cathode of the diode D2 is electrically connected with the anode of the diode D1, the cathode of the diode D2 and
The microprocessor electrical connection.
2. the Intelligent mirror of voice control according to claim 1, which is characterized in that the phonetic controller further includes
The cathode of volume control circuit, the diode D2 is electrically connected by the volume control circuit with the microprocessor.
3. the Intelligent mirror of voice control according to claim 2, which is characterized in that the volume control circuit includes electricity
The cathode of position device RT1, the diode D2 by potentiometer RT1 ground connection, the sliding end of the potentiometer RT1 with it is described micro-
Processor electrical connection.
4. the Intelligent mirror of voice control according to claim 3, which is characterized in that the phonetic controller further includes
The sliding end of filter circuit, the potentiometer RT1 is electrically connected by the filter circuit with the microprocessor.
5. the Intelligent mirror of voice control according to claim 4, which is characterized in that the filter circuit includes resistance
R4, resistance R5, capacitor C4 and capacitor C5；
Be sequentially connected in series between the sliding end and ground of the potentiometer RT1 resistance R4 and capacitor C4, the resistance R4 with
The capacitor C5 and resistance R5 is sequentially connected in series between the common end and ground of capacitor C4, the capacitor C5 and resistance R5's is public
End is electrically connected with the microprocessor.
6. the Intelligent mirror of voice control according to claim 1, which is characterized in that it further include frame, the one-way mirror
It is embedded in the frame.
7. the Intelligent mirror of voice control according to claim 6, which is characterized in that it further include rear cover, the rear cover lid
It is connect set on the non-specular surface of the one-way mirror, and with the frame, the phonetic controller is located in the rear cover.
8. the Intelligent mirror of voice control according to claim 7, which is characterized in that covered after described and offer multiple receipts
Sound hole, the microphone are arranged towards the sound hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821129240.1U CN208903660U (en) | 2018-07-17 | 2018-07-17 | A kind of Intelligent mirror of voice control |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821129240.1U CN208903660U (en) | 2018-07-17 | 2018-07-17 | A kind of Intelligent mirror of voice control |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208903660U true CN208903660U (en) | 2019-05-24 |
Family
ID=66567560
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821129240.1U Expired - Fee Related CN208903660U (en) | 2018-07-17 | 2018-07-17 | A kind of Intelligent mirror of voice control |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208903660U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110992950A (en) * | 2019-11-30 | 2020-04-10 | 嘉兴市成泰镜业有限公司 | Household lamp mirror voice control system |
| CN112151012A (en) * | 2020-09-21 | 2020-12-29 | 深圳Tcl新技术有限公司 | Laser induction interaction controller, method and system |
-
2018
- 2018-07-17 CN CN201821129240.1U patent/CN208903660U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110992950A (en) * | 2019-11-30 | 2020-04-10 | 嘉兴市成泰镜业有限公司 | Household lamp mirror voice control system |
| CN112151012A (en) * | 2020-09-21 | 2020-12-29 | 深圳Tcl新技术有限公司 | Laser induction interaction controller, method and system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190524 Termination date: 20200717 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |