CN203930982U - Based on the intelligent electronic lock system of mobile phone, voice, note control - Google Patents

Abstract

The utility model discloses a kind of intelligent electronic lock system based on mobile phone, voice, note control, it is characterized in that: its ingredient comprises GSM receiving system (1), speech recognition system (2), keyboard cryptographic system for subsequent use (3); GSM receiving system (1) is for communicating by letter with cell phone, simultaneously, GSM receiving system (1) and speech recognition system (2) realize data communication, and speech recognition system (2) and keyboard cryptographic system for subsequent use (3) are connected with electronic lock terminal (4) and control electronic lock terminal (4).Intelligent electronic lock system described in the utility model and control method; This Novel intelligent electronic lock privacy degrees is high, safe and reliable, be applicable to all to safety, maintaining secrecy has desired place to use.Be electromechanical integration achievement, adopt that modern mechanics of communication is designed in conjunction to be completed.Owner can be at a distance, closely control, i.e. regardless of time, the place of owner, distance, place, environment control.

Description

Based on the intelligent electronic lock system of mobile phone, voice, note control

Technical field

The utility model relates to a kind of intelligent electronic lock, is specifically a kind of intelligent electronic lock based on mobile phone, voice, note control, is electromechanical integration achievement, adopts that modern mechanics of communication is designed in conjunction to be completed.Owner can be at a distance, closely control, i.e. regardless of time, the place of owner, distance, place, environment control.

Background technology

At present, all intelligent electronic locks, all be unable to do without smart card, and user must have card just can unblank, so there is following problem: the one, smart card is all placed on the relatively place of insurance all the time, and object prevents loss, and therefore, the moment all more carefully watches out for; The 2nd, the mode of unblanking is single, once lose efficacy, door cannot be opened; The 3rd, the key of smart lock, utilizes some technology can be by bootlegging.Above drawback is caused in work to oneself and other people and much bothers.In order to overcome the deficiency in this design, we set out based on reliability, security, confidentiality, design intelligent electronic lock based on mobile phone, voice, the note control part as Household access control system.

Utility model content

The purpose of this utility model is to provide a kind of intelligent electronic lock system based on mobile phone, voice, note control at this; This Novel intelligent electronic lock privacy degrees is high, safe and reliable, be applicable to all to safety, maintaining secrecy has desired place to use.Be electromechanical integration achievement, adopt that modern mechanics of communication is designed in conjunction to be completed.Owner can be at a distance, closely control, i.e. regardless of time, the place of owner, distance, place, environment control.

The utility model is achieved in that a kind of intelligent electronic lock system based on mobile phone, voice, note control of structure, it is characterized in that: its ingredient comprises GSM receiving system, speech recognition system, keyboard cryptographic system for subsequent use; GSM receiving system is for communicating by letter with cell phone, and meanwhile, GSM receiving system and speech recognition system realize data communication, and speech recognition system and keyboard cryptographic system for subsequent use are connected with electronic lock terminal and control electronic lock terminal.

According to the intelligent electronic lock system based on mobile phone, voice, note control described in the utility model, it is characterized in that: GSM receiving system is made up of STC89C52 single-chip microcomputer, GTM900-C communication module, power amplification system control circuit.

According to the intelligent electronic lock system based on mobile phone, voice, note control described in the utility model, it is characterized in that: power amplification system control circuit is made up of resistance R 2, resistance R 4, triode Q1, relay K 1, capacitor C 3, diode D1.When single-chip microcomputer P2.4 pin output low level, Q1 saturation conduction, its collector and emitter current potential are almost equal, and 5V voltage is added to relay line and wraps, and 1 pin of relay K 1 and 3 pin conductings are connected to power amplifier USB power supply.

According to the intelligent electronic lock system based on mobile phone, voice, note control described in the utility model, it is characterized in that: speech recognition system comprises Ling Yang SPCE061A(16 position single-chip microcomputer) and MIC Acquisition Circuit.

According to the intelligent electronic lock system based on mobile phone, voice, note control described in the utility model, it is characterized in that: keyboard cryptographic system for subsequent use is made up of STC89C52 single-chip microcomputer, band character library 12864 liquid crystal displays, 4X4 matrix keyboard coded lock.

Intelligent electronic lock system described in the utility model; (1) owner utilizes the mobile phone speech that people generally use to unblank.Utilize the fixing people's voice technology combination of GSM telecommunication technique and identification.GSM has the advantages such as anti-theft capability is good, stability strong, be difficult for being disturbed, power consumption is low.Particularly its spectrum efficiency, adopts efficient modulator, chnnel coding, interweaves, the technology such as equilibrium and voice coding, makes system have spectral efficient, therefore at the sound clarity of remote transmission, can well be identified by speech recognition system.

Master cellular phone can be in any position, regardless of place, time, place, environment, distance etc.Call out a certain particular number, receiving system in intelligent electronic lock receives master cellular phone send signal after, microcontroller is identified speech waveform according to arranging to speaker, therefrom reflects speak human physiology and behavioural characteristic, and extracts the automatic call identifying people of particular person parameter identity.After speech cipher is confirmed, whether be efficient voice control command, thereby determine whether unblank.If effectively successfully after decoding, output a control signal to on-off circuit and motor-drive circuit completes release, after release, delay procedure starts automatically, in the time that owner does not have wish to open the door or open the door in time, the function that driving circuit completely shuts automatically.

(2) SMS secret order cipher control.SMS secret order has: the features such as communication cost is low, be not subject to restriction, good confidentiality, the reliability in communication line and area high, antijamming capability is strong, flexible.It is class Single-chip Controlling smart lock on off state with STC89 that mobile phone editing short message sends secret order (secret order number of words scope is within the English alphabet of 4-16 position) to the SIM card in GTM900-C draw-in groove number; Arbitrarily to send secret order (secret order number of words scope is within the English alphabet of 4-16 position) to the SIM card in GTM900-C draw-in groove number be class Single-chip Controlling intelligent electronic lock on off state with STC89 to mobile phone editing short message.

(3) keyboard password control intelligent electronic lock is alternative scheme.User's sound because of flu, vocal cords change, sound will be by system identification, or because of problems such as power failure, mobile phone loss.Can adopt scheme control smart lock for subsequent use.

The utility model is the intelligent electronic lock based on mobile phone, voice, note control, and its ingredient has: GSM receiving system, speech recognition system, keyboard cryptographic system for subsequent use, terminal four parts.

Biotechnology-fixing people's speech recognition technology that the utility model intelligent electronic lock adopts, main employing chip is Ling Yang SPCE061A(16 position single-chip microcomputer) chip, the SPCE061A of Ling Yang is 16 single-chip microcomputers, there is DSP function, have very strong information processing capability, I/0 can input and output, and maximum clock frequency can reach 49MHz, possess advantage that arithmetic speed is high etc., these are all undoubtedly for the far and near voice technology of the fixing people of exploitation identification has been established condition.

Wherein gsm system main composition is by STC89C52 single-chip microcomputer, GTM900-C communication module, power amplifier composition of the control system.

The major function of this system is to utilize STC89C52 keys of single chip microcomputer S2, SIM card in GTM900-C communication module number is directly allocated to user people's phone number also (regardless of brand and model, can converse) set up in real time and converse, user can be by the fixing voice transfer of oneself audio output interface (to power amplification system) to GTM900-C communication module, the MIC miaow head of Ling Yang 61 single-chip microcomputers now gathers voice messaging and enters the loading voice control command stage, just can use by the on off state of the voice control smart lock of oneself cognitive phase user afterwards, unblank successfully, Ling Yang 61 single-chip microcomputers will send the duty of voice informing owner smart lock by loudspeaker.In power amplification system, if do not conversed, STC89C52 single-chip microcomputer is by IO mouth P2.4(Fig. 5) power supply that sends instruction control power amplifier do not work it, if call, sends instruction unpack amplifier power supply and make its work, the object of power amplifier control system is to reduce the part power consumption of whole system.

Control power discharging device model K1(relay) be JQC-3FU2,12VC, 15A, 125VC.What wherein the utility model smart lock used is that power amplifier is 1W, pressing 12V power voltage supply calculates, rated current 80mA, wherein Q1 is that the current amplification factor of this pipe of NPN8050 triode is 300 times, therefore the input of the electric current of base stage is about 0.27mA, the output voltage of the I/O port of STC89C52 single-chip microcomputer is 5V, is that 0.7V calculates by the conduction voltage drop of 8050 triodes, and the base resistance that we set is 5.1K.Because SCT single-chip microcomputer value of DDRX and PORX in powering on is all initialized to " 0 " namely low level, I/O pin is now the state of high resistant, therefore resistance R 3 is to guarantee that collector potential level in powering on of triode is " 0 ", now the duty of triode is cut-off state, has so just guaranteed that circuit can not occur maloperation by other reasons.

In the time that working, power amplification system can produce a very high inverse peak voltage when cut-off region of the load-relay pull-in winding of the collector of Q1 at triode; at the two ends of relay K 1 pull-in winding and meet a diode D1; its purposes is to discharge inverse peak voltage; protection triode and I/O mouth can not punctured by inverse peak voltage, have improved the reliability of smart lock.

Wherein this circuit U 1 is STC89C52 single-chip microcomputer, and Y1 is 12MHZ crystal oscillator, C1, C2 is 30PF ceramic disc capacitor, C4, S1, R6 are button reset circuit, and R2, R4, Q1, K1, C3, D1 are power amplification system control circuit, wherein, if someone is press-to-talk button S2, single-chip data instruction will be issued GTM900-C communication module, and GGTM900-C communication module is set up and communicated by letter by antenna and mobile phone again, and accordingly now P2.4 send control signal, make power amplification system work, set up call in real time.Otherwise as not output level of P2.4 of nobody's press-to-talk button, power amplification system is not worked, ensure the low-power consumption of system.

GTM900-C communication module is in conjunction with short message of mobile telephone of user secret order control intelligent electronic lock.This function is to adopt the form transmission of AT command character with ASCII coding, in the time of program design, the note mode of operation of gsm module is set to TEXT(and only sends out numeral and English, this product adopts English note secret order), mobile phone editing short message secret order is sent to after SIM card in GTM900-C communication module number, if successfully, after identification, by all anti-transmissions of data, and finally send the ASCII coding that a carriage return meets newline, be 0DH and 0AH, finally just carry out this instruction.And GTM900-C communication module is while transmitting the content of short message of identification to SCT89C52, that the data-switching of TEXT is become to sexadecimal, from and got back to ASCII character, then make single-chip microcomputer carry out corresponding peripherals according to the inclusion information of ASCII, i.e. the on off state of intelligent electronic lock.

This system is keyboard coded lock for subsequent use, and scheme is in the time of alternative scheme.User's sound because of flu, vocal cords change, voice will by system identification, or when causing that because having a power failure system is not worked etc. and do not enter.Can adopt scheme for subsequent use to unblank.This circuit is equally with STC89C52 single-chip microcomputer, band character library 12864 liquid crystal displays, and 4X4 matrix keyboard coded lock forms.In the time of system works, 12864 LCDs show input password, in the time that the password of the input initial password good with program setting (password can change after entering system) is consistent, single-chip microcomputer opens the door electric machine rotation control P1.0 and P1.1 mouth, otherwise, liquid crystal display will be pointed out input password mistake, three system self-lockings of input error.

The utility model smart lock is carried out to detailed principle explanation below:

1. the general introduction of fixing people's speech recognition technology: speaker's identification refers at the voice signal by speaker or voice coefficient carries out analyzing and processing, extract corresponding speaker's phonetic feature or set up corresponding memory model, in the time of identification, compare by the phonetic feature and the memory model that collect with outside, then confirm speaker's identity.In speech recognition, the most frequently used characteristic parameter is LPCC (linear prediction cepstrum coefficient) and the MFCC based on auditory properties (the mel frequency cepstral coefficients) parameter of sound channel.The extraction of these two kinds of parameters all must obtain through pre-service, breaking point detection the frame number of starting point and the end point of efficient voice section.What use at this novel intelligent lock is that LPCC extracts characteristic parameter, although actual specific in, adopting MFCC parameter than adopting LPCC parameter has better recognition effect.But while doing real-time processing on SPCE061A platform, compared with LPCC system time, MFCC coefficient calculations has two shortcomings: the one, and computing time is long; The 2nd, precision is difficult to ensure.Because native system has adopted the characteristic parameter as Speaker Identification based on voice cycle and linear prediction cepstrum coefficient coefficient (LPCC).Can well to ensure the real-time of system identification, sacrifice parameters precision.And the calculating of LPCC parameter has recursion formula, speed and precision can ensure, when recognition effect, also meet design requirement.

In native system, the fixing people's voice technology of identification is whole core technology, is very important so speech characteristic parameter is optimized to processing to whole design.Voice recognition processing design proposal is shown in Fig. 3.This use is novel, the voice message of taking in the systematic training stage is to carry sound-track engraving apparatus with PC to record its voice messaging and be: 8kHZ, 16, monophony, 16KB/ second, and by the .wav voice document recording, add to the CmpTool of Bei Yang compressed software voice document is compressed into SACM-S480 can compiling file, finally adding among unSP IDE translation and compiling environment, as to MIC(miaow head) speech characteristic parameter that collects classifies and jumps in corresponding identification speech processes program.

Wherein, in speech recognition system program, this use is novel by three voice control command demonstration distances are fixed to people's speech recognitions, and wherein Article 1 voice are prompt tone.Other three inputs trigger name and are called default command, when in the time that speech recognition system resets, load voice control command success complete after, system automatically switches to the speech pattern that starts the fixing people of discriminating user, when MIC(miaow head) collect corresponding phonetic feature information and while successfully mating, control the state of unblanking.

The utility model has the advantage of: the utility model adopts biological identification technology, system to have memory and do not lose function.The mutual opening rate of long service life, lock is zero, be difficult for that generation is easily opened, the easy problem such as sled.Know feature other technology with respect to other biological as lower in thering is cost for the smart lock of iris, fingerprint, palm and recognition of face development, the features such as easy to use and flexible.With common on the market electronic lock as IC-card formula, handle type lock, coded lock, the phase-locked ratio of mechanical intelligent, this smart lock has the mode of unblanking to be cleverly set to mobile phone, voice, note, Keyboard Control, avoid " visual " of unblanking, solved the outstanding problem that security, reliability and stability that some smart lock keys " visual " on the market bring are poor, be easily cracked, palm off, usurp.

Brief description of the drawings

Fig. 1 is the intelligent electronic lock design concept block diagram based on mobile phone, voice, note control

Fig. 2 a-2b is SPCE061A single-chip microcomputer and MIC Acquisition Circuit

Fig. 3 is phonetic feature identifying processing theory diagram

Fig. 4 is GSM control system structural drawing

Fig. 5 is STC89C52 single chip circuit figure and power amplifier control system circuit diagram

Fig. 6 is keyboard password control system circuit diagram

Wherein: 1, GSM receiving system; 2, speech recognition system; 3, keyboard cryptographic system for subsequent use; 4, electronic lock terminal;

11, STC89C52 single-chip microcomputer; 12, GTM900-C communication module; 13, power amplification system control circuit;

21,16 single-chip microcomputers of Ling Yang SPCE061A; 22, MIC Acquisition Circuit; 31, STC89C52 single-chip microcomputer; 32, band character library 12864 liquid crystal displays; 33,4X4 matrix keyboard coded lock.

Embodiment

Below in conjunction with accompanying drawing, 1-6 is elaborated to the utility model, technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtaining under creative work prerequisite, all belong to the scope of the utility model protection.

As shown in Figure 1: the utility model is a kind of intelligent electronic lock based on mobile phone, voice, note control, and its ingredient has GSM receiving system 1, speech recognition system 2, keyboard cryptographic system 3 for subsequent use, terminal 4 four parts.

The utility model product has two kinds of patterns:

The one,, under normal mode of operation, can carry out far, closely identify people's the secret order of phonetic feature, note and unblank.The 2nd,, mode of operation for subsequent use, when some beyond thought things occur user's voice: as the change of voice phase, the situation that the special circumstances such as flu are not identified and had a power failure by speech recognition system.Obviously can control smart lock by key cipher lock this time.

As shown in Figure 2: the biotechnology that the utility model intelligent electronic lock adopts----fixing people's speech recognition technology, main employing chip is Ling Yang SPCE061A(16 position single-chip microcomputer) chip, the SPCE061A of Ling Yang is 16 single-chip microcomputers, there is DSP function, have very strong information processing capability, I/0 can input and output, and maximum clock frequency can reach 49MHz, possess advantage that arithmetic speed is high etc., these are all undoubtedly for the far and near voice technology of the fixing people of exploitation identification has been established condition.

Shown in Fig. 3: the utility model is in the time designing program, adopt C language and carry out hybrid programming with bottom assembly language, aspect the fixing people's speech processes of identification, adopting end-point detection to extract characteristic parameter, programming and speech processes are in conjunction with realizing fixing people's speech recognition technology, and concrete enforcement is divided into two steps.

The first step, load the voice control command stage, MIC(miaow head) control the far and near speech samples collecting when voice command and send into SPEC061 single-chip microcomputer and carry out end point analysis and denoising loading, obtain the initial end points of efficient voice section and the feature frame number of end end points, and set up far and near speech characteristic parameter and deposit in time to be identified in a phonetic feature model bank and automatically extract.

Second step, voice control command cognitive phase.After loading voice control command finishes, system starts to start recognizer, MIC(miaow head) carry out equally Preprocessing and denoising to collecting the far and near speech samples of controlling, extract the characteristic parameter of far and near voice.And by MIC(miaow head) collect speech characteristic parameter and load phonetic feature model bank when voice and carry out characteristic parameter extraction comparison, if the phonetic feature information of the two has reached certain matching degree, fixing people's speech parameter that MIC collects is successfully identified, and moving by IOB14, the IOB15 mouth output signal control DC motor positive and negative rotation of Ling Yang single-chip microcomputer, thereby control the on off state of smart lock, utilize afterwards Ling Yang single-chip microcomputer 21 pin external loudspeakers to send voice by the on off state information notification user mobile phone of smart lock.

Shown in Fig. 4: wherein gsm system main composition is by STC89C52 single-chip microcomputer, GTM900-C communication module, power amplifier composition of the control system.The major function of this system is to utilize STC89C52 keys of single chip microcomputer S2, SIM card in GTM900-C communication module number is directly allocated to user people's phone number also (regardless of brand and model, can converse) set up in real time and converse, user can be by the fixing voice transfer of oneself audio output interface (to power amplification system) to GTM900-C communication module, the MIC miaow head of Ling Yang 61 single-chip microcomputers now gathers voice messaging and enters the loading voice control command stage, just can use by the on off state of the voice control smart lock of oneself cognitive phase user afterwards, unblank successfully, Ling Yang 61 single-chip microcomputers will send the duty of voice informing owner smart lock by loudspeaker.In power amplification system, if do not conversed, STC89C52 single-chip microcomputer is by IO mouth P2.4(Fig. 5) power supply that sends instruction control power amplifier do not work it, if call, sends instruction unpack amplifier power supply and make its work, the object of power amplifier control system is to reduce the part power consumption of whole system.

Shown in Fig. 5: controlling power discharging device model K1 is jQC-3FU2(relay), 12VC, 15A, 125VC.What wherein the utility model smart lock used is that power amplifier is 1W, pressing 12V power voltage supply calculates, rated current 80mA, wherein Q1 is that the current amplification factor of this pipe of NPN8050 triode is 300 times, therefore the input of the electric current of base stage is about 0.27mA, the output voltage of the I/O port of STC89C52 single-chip microcomputer is 5V, is that 0.7V calculates by the conduction voltage drop of 8050 triodes, and the base resistance that we set is 5.1K.Because SCT single-chip microcomputer value of DDRX and PORX in powering on is all initialized to " 0 " namely low level, I/O pin is now the state of high resistant, therefore resistance R 3 is to guarantee that collector potential level in powering on of triode is " 0 ", now the duty of triode is cut-off state, has so just guaranteed that circuit can not occur maloperation by other reasons.

In the time that working, power amplification system can produce a very high inverse peak voltage when cut-off region of the load-relay pull-in winding of the collector of Q1 at triode; at the two ends of pull-in winding and meet a diode D1; its purposes is to discharge inverse peak voltage; protection triode and I/O mouth can not punctured by inverse peak voltage, have improved the reliability of smart lock.

Wherein this circuit U 1 is STC89C52 single-chip microcomputer, and Y1 is 12MHZ crystal oscillator, C1, C2 is 30PF ceramic disc capacitor, C4, S1, R6 are button reset circuit, and R2, R4, Q1, K1, C3, D1 are power amplification system control circuit, wherein, if someone is press-to-talk button S2, single-chip data instruction will be issued GTM900-C communication module, and GGTM900-C communication module is set up and communicated by letter by antenna and mobile phone again, and accordingly now P2.4 send control signal, make power amplification system work, set up call in real time.Otherwise as not output level of P2.4 of nobody's press-to-talk button, power amplification system is not worked, ensure the low-power consumption of system.

Circuit shown in Fig. 5 also has a function: GTM900-C communication module is in conjunction with short message of mobile telephone of user secret order control intelligent electronic lock.This function is to adopt the form transmission of AT command character with ASCII coding, in the time of program design, the note mode of operation of gsm module is set to TEXT(and only sends out numeral and English, this product adopts English note secret order), mobile phone editing short message secret order is sent to after SIM card in GTM900-C communication module number, if successfully, after identification, by all anti-transmissions of data, and finally send the ASCII coding that a carriage return meets newline, be 0DH and 0AH, finally just carry out this instruction.And GTM900-C communication module is while transmitting the content of short message of identification to SCT89C52, that the data-switching of TEXT is become to sexadecimal, from and got back to ASCII character, then make single-chip microcomputer carry out corresponding peripherals according to the inclusion information of ASCII, i.e. the on off state of intelligent electronic lock.

Shown in Fig. 6: this system is keyboard coded lock for subsequent use, and scheme is in the time of alternative scheme.User's sound because of flu, vocal cords change, voice will by system identification, or when causing that because having a power failure system is not worked etc. and do not enter.Can adopt scheme for subsequent use to unblank.This circuit is equally with STC89C52 single-chip microcomputer, band character library 12864 liquid crystal displays, and 4X4 matrix keyboard coded lock forms.In the time of system works, 12864 LCDs show input password, in the time that the password of the input initial password good with program setting (password can change after entering system) is consistent, single-chip microcomputer opens the door electric machine rotation control P1.0 and P1.1 mouth, otherwise, liquid crystal display will be pointed out input password mistake, three system self-lockings of input error.

The utility model smart lock is carried out to detailed principle explanation below:

1. the general introduction of fixing people's speech recognition technology: speaker's identification refers at the voice signal by speaker or voice coefficient carries out analyzing and processing, extract corresponding speaker's phonetic feature or set up corresponding memory model, in the time of identification, compare by the phonetic feature and the memory model that collect with outside, then confirm speaker's identity.In speech recognition, the most frequently used characteristic parameter is LPCC (linear prediction cepstrum coefficient) and the MFCC based on auditory properties (the mel frequency cepstral coefficients) parameter of sound channel.The extraction of these two kinds of parameters all must obtain through pre-service, breaking point detection the frame number of starting point and the end point of efficient voice section.What use at this real novel intelligent lock is that LPCC extracts characteristic parameter, although actual specific in, adopting MFCC parameter than adopting LPCC parameter has better recognition effect.But while doing real-time processing on SPCE061A platform, compared with LPCC system time, MFCC coefficient calculations has two shortcomings: the one, and computing time is long; The 2nd, precision is difficult to ensure.Because native system has adopted the characteristic parameter as Speaker Identification based on voice cycle and linear prediction cepstrum coefficient coefficient (LPCC).Can well to ensure the real-time of system identification, sacrifice parameters precision.And the calculating of LPCC parameter has recursion formula, speed and precision can ensure, when recognition effect, also meet design requirement.

In native system, the fixing people's voice technology of identification is whole core technology, is very important so speech characteristic parameter is optimized to processing to whole design.Voice recognition processing design proposal is shown in Fig. 3.This use is novel, the voice message of taking in the systematic training stage is to carry sound-track engraving apparatus with PC to record its voice messaging and be: 8kHZ, 16, monophony, 16KB/ second, and by the .wav voice document recording, add to the CmpTool of Bei Yang compressed software voice document is compressed into SACM-S480 can compiling file, finally adding among unSP IDE translation and compiling environment, as to MIC(miaow head) speech characteristic parameter that collects classifies and jumps in corresponding identification speech processes.

Wherein, in speech recognition system, the utility model is by fixing people's speech recognitions to three voice control command demonstration distances, and wherein Article 1 voice are prompt tone.Other three inputs trigger name and are called default command, when in the time that speech recognition system resets, load voice control command success complete after, system automatically switches to the speech pattern that starts the fixing people of discriminating user, when MIC(miaow head) collect corresponding phonetic feature information and while successfully mating, control the state of unblanking.

Specific embodiments is as follows:

In whole speech recognition system, in the time that the extraction of loading control command speech characteristic parameter is mated with phonetic feature collection, it should be noted that especially outside interfering noise, although process single-chip microcomputer digital filtering after MIC gathers, but when environmental noise is too large, system also also participates in the external noises characteristic parameter collecting in characteristic model storage simultaneously, identification time system by None-identified, therefore in the time of training, can record at a relatively quiet environment, guarantee the optimization of the control command characteristic parameter obtaining.

2. in the time selecting gsm system, must ensure that gsm system has the advantages such as anti-theft capability is good, stability is strong, and voice coding is excellent, call tone quality is clear, the key issue such as Inhibitory signal interference performance is strong under extraneous disturbed condition.

For above problem, the utility model smart lock has adopted the GTM900-C communication module of Huawei Company.

The GTM900C of Huawei is the highly integrated GSM/GPRS module of a double frequency 900/1800MHZ, is the upgrading module of GTM900B.Embedded ICP/IP protocol module, is used simply, is easy to integrated, GTM900C software, hardware compatibility GTM900B, TC35i, MC39i, the user of use TC35i or MC39i is not used as any change and just can uses, and reduces costs, shorten greatly the development time, the leading indicator of this product:

Huawei's GT900-C correlation function relating to regard to the utility model is below described in detail:

The utility model uses Huawei's GTM900-C communication module and mainly contains two schemes, scheme one, fix people's call voice control smart lock on off state by compositions such as mobile phone (regardless of brand and model, can converse), GTM900-C communication module, SPCE61A single-chip microcomputers by remote identification.Scheme two, by mobile phone (regardless of brand and model, can converse), the composition such as GTM900-C communication module, STC89C52 single-chip microcomputer is controlled smart lock on off state by the identification of note secret order.Circuit design as shown in Figure 5.

Scheme one: remote identification is fixed people's voice control smart lock.

Embodiment process: scheme one, implement in two steps.

The first, long-range fixing people's voice collecting.Be the S2 in Fig. 5 when user presses smart lock button, this button is the SIM card dial key in GTM900-C communication module draw-in groove, and directly pushes user mobile phone, and now single-chip microcomputer STC89C52 controls IO mouth P2.4 and sends instruction unpack power amplifier.

Second, when user receives the phone of GTM900-C communication module, after selection is answered, Article 1 " owner please the input Article 1 control command " voice that trigger in title are passed through loudspeaker (Ling Yang single-chip microcomputer the 21st pin by SPCE61A single-chip microcomputer, external loudspeaker) be transferred to power amplifier (tone frequency channel wire of power amplifier is directly connected to GTM900-C communication module audio interface), last GTM900-C communication module is passed to user mobile phone, the voice that open the door that now user just can arrange oneself according to the prompt tone of Ling Yang SPCE61A are as " opening door " etc., and be transferred to power amplifier by GTM900-C communication module, the MIC of SPCE061 single-chip microcomputer carries out the collection of remote control command speech characteristic parameter, gather complete after, in the time that SPEC061A single-chip microcomputer output Article 2 triggers title, user adopts to use the same method and Article 2 can be set trigger the fixing people of the title voice of closing the door.Article two, long-range fixing people's voice collecting complete after, user just can pass through mobile phone, landline telephones etc. are not subject to the factors such as time gap restriction to carry out long-range fixing people's voice control smart lock.

Scheme two: SMS secret order control smart lock.

Embodiment process: can recognize from the function of the GTM900-C of Huawei communication module, this communication module has: " GSM 03.40 short message service ", the novel SMS that adopts GTM900-C communication module of this use, by the on off state of user mobile phone editing short message secret order control smart lock.

Because of note secret order itself have be not subject to communication line and area restriction, good confidentiality, reliability high, antijamming capability is strong, the feature such as flexible, it is a hypothesis secret order that user in use only needs editing short message content XXXX(this " XXXX ", in article, play demonstration effect, non-practical application secret order.This use novel intelligent lock can be sets 4-16 with interior short message password) be sent to SIM card number in GTM900-C communication module draw-in groove, single-chip microcomputer STC89C52 recognizes note secret order that the secret order of GTM900-C communication module is good with programming and identifies the success of note secret order when consistent, and Single-chip Controlling I/O mouth P1.0, P1.1 control smart lock on off state.

3. alternative scheme: keyboard password control smart lock

Circuit as shown in Figure 6, the power supply of this circuit comes with the isolated from power that Fig. 1 " normal mode of operation " uses, and this circuit adopts standby power supply, such benefit is: user's sound because of flu, vocal cords change, voice will not identified by speech recognition system, when user mobile phone is lost or during because of the power failure smart lock that caused the control of system cisco unity malfunction not.Can be by opening Backup Power Switch, by the interface prompt of LCD12864 LCDs, the password that input user oneself sets, unblanks.After opening the door, LCD12864 LCDs can point out user whether to reset password, when user need to revise current password, only needs to modify by " changing close " button.If system jumps to LCD12864 initial interface automatically after not needing 30s.

Wherein keyboard label " NC " is pressed without any effect.

To the above-mentioned explanation of the disclosed embodiments, make professional and technical personnel in the field can realize or use the utility model.To be apparent for those skilled in the art to the multiple amendment of these embodiment, General Principle as defined herein can, in the situation that not departing from spirit or scope of the present utility model, realize in other embodiments.Therefore, the utility model will can not be restricted to these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.

Claims (5)

1. the intelligent electronic lock system based on mobile phone, voice, note control, is characterized in that: its ingredient comprises GSM receiving system (1), speech recognition system (2), keyboard cryptographic system for subsequent use (3); GSM receiving system (1) is for communicating by letter with cell phone, simultaneously, GSM receiving system (1) and speech recognition system (2) realize data communication, and speech recognition system (2) and keyboard cryptographic system for subsequent use (3) are connected with electronic lock terminal (4) and control electronic lock terminal (4).

2. the intelligent electronic lock system based on mobile phone, voice, note control according to claim 1, is characterized in that: GSM receiving system is made up of STC89C52 single-chip microcomputer (11), GTM900-C communication module (12), power amplification system control circuit (13).

3. the intelligent electronic lock system based on mobile phone, voice, note control according to claim 2, is characterized in that: power amplification system control circuit (13) is made up of resistance R 2, resistance R 4, triode Q1, relay K 1, capacitor C 3 and diode D1.

4. the intelligent electronic lock system based on mobile phone, voice, note control according to claim 1, is characterized in that: speech recognition system (2) comprises Ling Yang SPCE061A(21) and MIC Acquisition Circuit (22).

5. the intelligent electronic lock system based on mobile phone, voice, note control according to claim 1, is characterized in that: keyboard cryptographic system for subsequent use (3) is made up of STC89C52 single-chip microcomputer (31), band character library 12864 liquid crystal displays (32), 4X4 matrix keyboard coded lock (33).