CN207460214U - A kind of intelligent household control terminal based on speech recognition - Google Patents
A kind of intelligent household control terminal based on speech recognition Download PDFInfo
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- CN207460214U CN207460214U CN201721118066.6U CN201721118066U CN207460214U CN 207460214 U CN207460214 U CN 207460214U CN 201721118066 U CN201721118066 U CN 201721118066U CN 207460214 U CN207460214 U CN 207460214U
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- speech recognition
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Abstract
The utility model is related to a kind of intelligent household control terminal based on speech recognition, which is mainly made of four parts：Main control module, sound identification module, sensing/executor module, display module.Master control uses STC89C52 chips, and passes through Resources on Chip and be attached respectively between each function module.Main control module carries out information gathering by sensing/executor module, and passes through the temperature information and household electrical appliances status information of display module display acquisition.Sound identification module gathers voice messaging, by the phrase match to be identified with writing recognized list, obtains correct control instruction, then sends data to main control module by serial ports, and main control module identifies and performs corresponding control instruction.
Description
Technical field
The utility model is related to Intelligent housing field, particularly a kind of Intelligent housing based on speech recognition is whole
End automatically controls domestic electric appliance by being realized to the identification of operator's voice.
Background technology
With the acceleration of social information, requirement of the people to household is more than physical space already, more it is concerned with
One conveniently, safely, comfortable home environment.While society, economic progress, the idea also great change therewith of people, intelligence
The research of household relevant device increasingly becomes new hot spot.Both at home and abroad mostly using Intelligent household control host computer or mobile phone etc.
Operation equipment utilization wireless technology controls household electrical appliance, this inevitably increases operation difficulty and reduces interactivity
Experience.In addition existing equipment does not have speech identifying function substantially, and user can not liberate both hands and more easily be given birth to obtain
It is living.Therefore, one is designed to be of great significance using the intelligent household control terminal of speech recognition technology.
The content of the invention
The utility model provides a kind of intelligent household control terminal based on speech recognition, using voice recognition chip
LD3320 realizes the identification to operator's voice, and passes through the processing of main control chip STC89C52 chips, realizes and household electrical appliance are set
Standby automatically controls.
The utility model is a kind of intelligent household control terminal based on speech recognition, by main control module, speech recognition mould
Block, sensing/executor module, display module composition.Wherein main control module includes clock circuit and reset circuit, realizes to terminal
The management and control of other modules.Sound identification module realizes the identification to operator's voice command, and sends result to master
Control resume module.Sensing/executor module mainly realizes the acquisition to domestic environment parameter, and gathered data is transferred to master control
Resume module, and the order of main control module transmission is received, realize the control to control targe.
Sound identification module uses " speech recognition " special chip LD3320, integrated chip voice recognition processor and
External circuit, including AD, D/A converter, microphone interface, sound output interface.By way of serial ports with main control module phase
Even.
Sensing/executor module uses DS18B20 digital temperature sensors, realizes the acquisition to temperature.It only needs one
Port pinout is communicated, which is connected by IO with main control module.In addition, using L298N driving chips and peripheral circuit,
It realizes the control to curtain, fan, is connected by serial ports with main control module.
Display module uses resolution ratio that can show the Chinese of 8*4 row 16*16 dot matrix for the LCD12864 liquid crystal of 128*64
Word can also complete graphical display.It is connected by serial ports with main control module.
Compared with prior art, the utility model devises an intelligent household control terminal based on speech recognition, energy
Enough to automatically control domestic electric appliance by identifying operator's voice, operation is more flexible, and control is more intelligent, and the scope of application is wider
It is general.
Description of the drawings
Fig. 1 is the structure diagram of the utility model.
Fig. 2 is the utility model main control module circuit theory.
Fig. 3 is the utility model sound identification module circuit theory.
Fig. 4 is the utility model sensing/executor circuit principle.
Fig. 5 is the utility model display module circuit theory.
Fig. 6 is the workflow of the utility model.
Specific embodiment
The utility model is made of main control module, sound identification module, sensing/executor module, display module.
Main control module mainly uses STC89C52 single chip：Main control module RST connections are by switching S1, capacitance C3, resistance R1
With the reset circuit of R2 compositions, XTAL1 is connected the outside being made of load capacitance C1, load capacitance C2 and crystal oscillator Y1 with XTAL2
Clock circuit.
Sound identification module mainly uses LD3320 chips：The RXD connections of the TXD and main control chip of sound identification module,
The TXD connections of the RXD and main control chip of sound identification module.
Sensing/executor module mainly uses L298N chips：IN1, IN2, IN3, IN4 of executor module are connected respectively
P1.1, P1.2, P1.3, P1.4 of main control module STC89C52 single chip, OUT1, OUT2, OUT3, OUT4 of executor module with
The protection circuit of eight fly-wheel diode compositions is connected.OUT1, OUT2 control fan apparatus motor, OUT3, OUT4 control curtain
Equipment motor.Sensor uses DS18B20 digital temperature sensors, and DQ is connected with main control module P1.7.
Display module uses LCD12864 liquid crystal displays：The RSC of display module（CS）It is connected with the P2.7 of main control module, shows
The R/W of module（SDI）It is connected with the P2.6 of main control module, the E of display module（CLK）It is connected, shows with the P2.5 of main control module
The PSB of module is connected with the P2.4 of main control module, display module /RST is connected with the P2.3 of main control module.
The utility model is described in detail below in conjunction with attached drawing：
The utility model includes：Main control module, sound identification module, sensing/executor module and display module, wherein
STC89C52 main control chips mainly complete the communication between detection unit and each transmission interface unit, realize data processing and
Coordination control between each unit.
Main control module is mainly made of STC89C52 chips and its peripheral circuit, as shown in Fig. 2, mainly include S1, C3,
The reset circuit of R1, R2 composition realizes cpu reset function when S1 presses key pressing；Y1, C1, C2 composition oscillating circuit, be
CPU provides clock.
Sound identification module：Sound identification module mainly uses speech recognition/acoustic control of signer-independent sign language recognition technology
Chip LD3320, as shown in figure 3, TXD, RXD of LD3320 chips completion that is connected with STC89C52 chips RXD, TXD respectively
The connection of voice module and main control module, the necessary interconnections of RXD/TXD herein, to carry out transmitting-receiving communication.The pass of identification
Keyword language is transmitted in the form of character string into chip, is come into force in being identified in next time.
Sensing/executor module：Executor module is using the L298N chips for including H bridge circuits, as shown in figure 4, including H
Bridge circuit is made of four triodes and direct current generator, and commutation function is realized while increasing driving current.OUT1、OUT2、
OUT3, OUT4 are connected with eight fly-wheel diodes, eliminate peak voltage when motor rotates so as to protect motor.Executor module
Logic input terminal IN1, IN2 connect P1.1, P1.2 of main control module, if logic is on the contrary, executor module output terminal OUT1, OUT2
Fan apparatus motor is controlled to rotate.Executor module logic input terminal IN3, IN4 connect P1.3, P1.4 of main control module, if patrolling
It collects on the contrary, executor module output terminal OUT3, OUT4 control curtain equipment motor rotate.Sensor is using temperature detection and number
The integrated DS18B20 digital thermometers together of data output, as shown in figure 5, its DQ is connected with main control module P1.7, realize acquisition
Real time temperature information, and the temperature value collected is sent on LCD12864 liquid crystal displays and is shown.
Display module uses LCD12864 Chinese character image dot matrix lcd modules, as shown in fig. 6, the RSC of display module
（CS）It is connected with the P2.7 of main control module, realizes chip select functionality.R/W（SDI）It is connected with the P2.6 of main control module, as serial number
According to mouth.E（CLK）It is connected with the P2.5 of main control module, as serial synchronised clock.PSB is connected with the P2.4 of main control module, real
Existing serial parallel conversion ,/RST are connected with the P2.3 of main control module, can be reset operation.
The course of work of the utility model is：
As shown in Figure 1, the system is by main control module, sound identification module, sensing/executor module and display module structure
Into.
First, system electrification, to each internal register of CPU such as clock, serial ports, interrupt peripheral hardware in piece carry out it is initial
Change, chip exterior port and piece external equipment are initialized, then start household electrical appliances status information, temperature information acquisition, parameter acquisition
It is carried out every the fixed cycle.DS18B20 collecting temperature information, and the real-time display on 12864 liquid crystal displays.Next judge be
It is no to enter speech recognition mode.If into speech recognition mode, voice messaging is gathered.By waiting to know with write-in recognized list
Other phrase match, obtains correct control instruction.Main control module is sent data to by serial ports again, main control module is identified and performed
Corresponding control instruction.If not entering voice control mode, an electricity condition is maintained.Main electricity condition is unlatching（It closes）When,
If phonetic order is still to open（It closes）, system can on liquid crystal feedback information prompting have turned on（It closes）, it is not repeated to hold
Row same instructions.
Claims (3)
1. a kind of intelligent household control terminal based on speech recognition, it is characterised in that：It is real using voice recognition chip LD3320
Now to the identification of operator's voice, and pass through the processing of main control chip STC89C52 chips, realize to the automatic of domestic electric appliance
Control.
2. a kind of intelligent household control terminal based on speech recognition according to claim 1, it is characterised in that：Described
It is a kind of based on the intelligent household control terminal of speech recognition by main control module, sound identification module, sensing/executor module, aobvious
Show that module forms, main control module connects the reset circuit being made of switch S1, capacitance C3, resistance R1 and R2, XTAL1 and XTAL2
The outer clock circuit being made of load capacitance C1, load capacitance C2 and crystal oscillator Y1 is connected, sound identification module uses LD3320
The pin TXD connections of the pin RXD connections of chip, pin TXD and main control chip, pin RXD and main control chip, sense/hold
Row device module mainly uses L298N chips：Pin IN1, IN2, IN3, IN4 of drive module connect main control module respectively
Pin P1.1, P1.2, P1.3, P1.4 of STC89C52 single chip, pin OUT1, OUT2, OUT3, OUT4 of drive module and eight
The protection circuit of a fly-wheel diode composition is connected, and OUT1, OUT2 control fan apparatus motor, OUT3, OUT4 control curtain are set
Standby motor, sensor use DS18B20 digital temperature sensors, and pin DQ is connected with main control module pin P1.7, show mould
Block uses LCD12864 liquid crystal displays：The RSC of display module（CS）It is connected with the P2.7 of main control module, the R/W of display module（SDI）
It is connected with the P2.6 of main control module, the E of display module（CLK）It is connected with the P2.5 of main control module, the PSB of display module and master control
The P2.4 of module is connected, display module /RST is connected with the P2.3 of main control module.
3. a kind of intelligent household control terminal based on speech recognition according to claim 1, it is characterised in that：Voice is known
Other module realizes the identification to operator's voice command, and sends result to main control module processing, and sensing/executor module is led to
The acquisition to ambient temperature information is crossed, enters data into main control module, and the displays temperature information on display module, actuator mould
Block is connected by serial ports with main control module, realizes the direction of motor rotation for receiving information and controlling in fan and curtain.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721118066.6U CN207460214U (en) | 2017-09-02 | 2017-09-02 | A kind of intelligent household control terminal based on speech recognition |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721118066.6U CN207460214U (en) | 2017-09-02 | 2017-09-02 | A kind of intelligent household control terminal based on speech recognition |
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| Publication Number | Publication Date |
|---|---|
| CN207460214U true CN207460214U (en) | 2018-06-05 |
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ID=62249338
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721118066.6U Expired - Fee Related CN207460214U (en) | 2017-09-02 | 2017-09-02 | A kind of intelligent household control terminal based on speech recognition |
Country Status (1)
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109360561A (en) * | 2018-11-13 | 2019-02-19 | 东软集团股份有限公司 | Sound control method and system, storage medium, voice module, master control system |
| CN112885343A (en) * | 2020-12-26 | 2021-06-01 | 南京愔宜智能科技有限公司 | Quick response's intelligent house speech device |
-
2017
- 2017-09-02 CN CN201721118066.6U patent/CN207460214U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109360561A (en) * | 2018-11-13 | 2019-02-19 | 东软集团股份有限公司 | Sound control method and system, storage medium, voice module, master control system |
| CN112885343A (en) * | 2020-12-26 | 2021-06-01 | 南京愔宜智能科技有限公司 | Quick response's intelligent house speech device |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180605 Termination date: 20180902 |