CN101996431A - Music identification lock device using any music player as unlocking basis - Google Patents
Music identification lock device using any music player as unlocking basis Download PDFInfo
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- CN101996431A CN101996431A CN2009101631255A CN200910163125A CN101996431A CN 101996431 A CN101996431 A CN 101996431A CN 2009101631255 A CN2009101631255 A CN 2009101631255A CN 200910163125 A CN200910163125 A CN 200910163125A CN 101996431 A CN101996431 A CN 101996431A
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Abstract
The invention discloses a music identification lock device comprising a control analysis unit. The control unit controls a lock device to relieve the locking state through a lock device driving unit only when all the characteristic parameters obtained by analyzing three audio passwords input by a user are inosculated with a prestored reference mother board.
Description
Technical field
Patent of the present invention relates to lockset.Specifically relate to a kind of by the identification of music being controlled the music recognition door lock assembly of door lock.
Background technology
China national patent 200380100885.2 discloses a kind of " voice recognition apparatus ", its voucher person's of being to use that unblanks voice signal.Convenient to use, use the shortcoming of this voice recognition apparatus to be to use middle voice signal to be duplicated, thereby be the hidden danger of bringing safe in utilization by simple recording device, make script not have the people of unlocking authority to unblank by the voice signal that duplicates.Another shortcoming of this device is that people's voice signal may change because of a variety of causes, thus the situation that causes legal unlocking authority people normally to unblank.Simultaneously, the unblank various functional solution conventional lock key of voucher of the present invention is lost the inconvenient problem of making again.
Now carried out the research of improvement recognizer for solving the problem that illegal recording steals voice signal, but this work needs to handle a large amount of sampled datas, adopt high-performance processor and audio sample device significantly to raise the cost, high sensitivity is also brought the problem of high rate of false alarm simultaneously.
Summary of the invention
The problem that the present invention need solve is to overcome disadvantages of background technology under alap cost, and a kind of novel music identification lock device that can effectively prevent to eavesdrop with the improper situation of can't unblanking is provided.
Music recognition lock of the present invention has mainly adopted the design that utilizes voice-frequency cable to transmit the part fragment in the music of prerecording, thereby has effectively reduced eavesdropping and the improper generation that can't discern situation.
Concrete scheme is that whole locking device divides 5 parts, is respectively panel, signal input link, master control member, drive member, locking device.Wherein panel comprises LCDs LCD01 keyboard K1 and loudspeaker SPEAKER, when using to user's guide and interactive interface; The signal input link comprises voice-frequency cable plug J01 and pre-process circuit, directly carries out data sampling by the voice-frequency cable plug from external unit MP3, mobile phone etc.; Master control member built-in signal analytic unit is accepted the signal of panel button K1 and signal input link, will be to liquid crystal display LCD01, loudspeaker SPEAKER and electomechanical response member output control signal behind the analysis decision; The electomechanical response member is the mechanical part of locking device, the control signal of master control member is made a response the folding of control lock; The mobile phone internet adapter software is the cell phone software of writing, and is used for retrieving fast the respective segments of music, and is user-friendly.Establish keyboard K2 at the shielded back side in addition, be used to reset password.
Key in using is kept at corresponding data in the locking device before use as three fragments of appointment.At first mobile phone or other playing devices such as MP3 are connected by the voice-frequency cable interface of locking device during use, regulate playing device and make the broadcast point of its broadcast point at first order key, carry out operation according to the indication of panel, finish until three sections keys inputs to button and playback equipment.Whether the key that the built-in recognition unit of master control member can be discerned input coincide with the key of storing, and then discerns successfully as coincideing.All discern success as three sections keys, then lock is opened, otherwise the failure of unblanking.
Description of drawings
Fig. 1 is whole system chart, is used for the flow direction of expression system information and the mutual relationship of each member.
Fig. 2 is that the behaviour who resets the music password does process flow diagram.
Fig. 3 is the operational flowchart of unblanking.
Fig. 4 is the front appearance of music recognition lock prototype.LCD01 is a LCDs, and SPEAKER is a loudspeaker, and K1 is a keyboard, and S00 builds for activating unlock mode, and S01, S02, S03 are respectively the function key 1,2,3 that indicates cryptopart.But J01 is the standard audio plug under openable panel.
Fig. 5 is the back appearance of music recognition lock.K2 is a keyboard, and S2 is a numeric keypad, and S11 is for activating the function key of replacement cipher mode.
Embodiment
With reference to Fig. 1, music recognition locking device M according to the present invention comprises M00 control analysis unit, M01 audio signal sample unit, M02 driver element, the M03 audio-amplifying circuit, M04 locking device, M05 power supply unit, supporting mobile phone internet adapter software M10 that writes and keyboard K1, K2, LCDs LCD0.
The M00 control module is an embedded control system, built-in modulus conversion chip, voice driven chip, and include algorithm for pattern recognition to sound signal, accept keyboard K1, K2, the signal input of audio signal sample unit M01 and extension sensor, control signal corresponding is exported to driver element M02, audio-amplifying circuit M03, LCDs LCD0 in the decision-making back.
M01 audio signal sample unit adopts the voice-frequency cable standard port as user input, can be by the adaptive different audio-frequence player device of translation interface is installed.M01 includes the noise reduction filtering circuit, and the sound signal of input is carried out pre-service, and the high-quality signal after handling is transferred to analog to digital converter in the control analysis unit, is digital signal with analog signal conversion.The input end plug of signal gathering unit is kept under the baffle plate on the front panel at ordinary times, just moves to outside the locking device during use.
The M02 driver element can be changed different driver elements according to the difference of locking device, and what adopt in music recognition locking device prototype is to make things convenient for the electromagnetic lock of robotization control as locking device, so driver element has adopted electromagnetic relay device.
The M03 audio-amplifying circuit includes voice driven chip, amplifying circuit, loudspeaker.Its controlled analytic unit M00 control is indicated by loudspeaker plays the built-in voice of the system that prerecords so that the indication to user's operation to be provided when accepting corresponding signal.
The M04 locking device is a physical construction, can adopt different locking devices and the supporting use of corresponding driving unit M02 according to varying environment.What use in music recognition lock prototype is the electromagnetic lock of being convenient to robotization control.
The M05 power supply unit adopts lithium battery as standby power supply, system is powered behind direct current transformation with civil power at ordinary times, includes filter circuit of pressure-stabilizing.
Keyboard K1 is 4 * 4 keyboards, comprises a numeric keypad S2 and function corresponding key (S11, S12, S13, S14).Keyboard K1 is located at the interior volume of being protected by locking device, and baffled preventing operated under illegal situation of unblanking by instrument.
Keyboard K2 is installed on the front panel, and totally four function keys are distinguished functions such as associative mode conversion, and can be changed according to concrete requirement.
LCDs LCD01 is installed on the front panel, provides indication as user interface.In music recognition lock prototype, adopt 12864 lattice lcds, can adopt the liquid crystal display of different model even not adopt liquid crystal display according to different needs.
Explain the flow process of unblanking referring now to Fig. 3, Fig. 4.
The user at first by the function key S00 on the keypad K2, activates system to unlocking condition by the low-power consumption dormant state.Control analysis unit M00 sends instruction, makes LCD show indication, and the indication of loudspeaker plays audio frequency begins to detect keyboard K2 simultaneously and goes up whether pressing of other keys (S1, S2, S3).The user presses S1 and begins playing back music according to indication, and system can detect 3.5 seconds in the playing back music, detects 1.5 seconds snatch of musics that wherein whether comprise as key.Testing process is that sound signal is at first handled the raising signal quality through hardware filtering, and the analog to digital converter that is transferred to the embedded Control analytic unit is converted to digital signal to be continued to analyze in the control analysis unit.Change into the characteristic signal of this section music through computings such as end points extraction, feature extractions, compare with the reference motherboard that is kept in advance among the control analysis unit M00, then export the coupling signal that coincide as the password fragment that has comprised 1.5 seconds in the corresponding 3.5 seconds signals, enter next program, as do not find the imperfect then output of compatible portion or compatible portion it fails to match signal.Carry out the identification of three sections passwords three times repeatedly, as all success is then by the program of unblanking, control signal is exported to drive unit in the control analysis unit, and the control lock device is finished unlocking action, and lock is opened.
Earlier say deciphering replacement flow process with reference to Fig. 2, Fig. 4, Fig. 5.
The user finishes the mode switch operation by the function key S11 by lower keyboard K1, the control analysis unit is to LCD display and audio-amplifying circuit M03 output control signal corresponding, pointing-type is changed and is required the input manager password, begins to detect the input signal of numeric keypad S2 simultaneously.The user is by the administrator password of numeric keypad S2 input digit form, system detects as conforming to the password that prestores and then enters next program, as the then demonstration failure that do not conform to, jump to automatically and re-enter, non-lawful authority operational alarm is sent in three input errors then loudspeaker SPEAKER.Detecting and successfully entering next program is that control analysis unit M00 is to exporting control signal corresponding to LCD display and audio-amplifying circuit M03, send acousto-optic indication prompting user by keyboard K2 operation, press S01, control analysis unit M00 is to exporting control signal corresponding to LCD display and audio-amplifying circuit M03, send acousto-optic indication prompting user and input the audio frequency password, sound signal is at first handled through hardware filtering and is improved signal quality, and the analog to digital converter that is transferred to the embedded Control analytic unit is converted to digital signal to be continued to analyze in the control analysis unit.Change into the characteristic signal of this section music through computings such as end points extraction, feature extractions, be kept at the reference motherboard of specific memory district, control analysis unit as check password coupling in using, obtain the reference motherboard of three sections passwords three times repeatedly, password is reset and is finished.
Claims (5)
1. available any music equipment comprises as the music recognition door lock assembly of the voucher of unblanking:
Keyboard 1, keyboard 2 have many group enter keies, and output is corresponding to the input key signal of this enter key when being used for key and being pressed;
The audio signal sample member is used to accept simulated audio signal and the simulating signal of being accepted is carried out pre-service such as noise reduction filtering;
The control analysis unit is used for audio signal analysis and comparison under the replacement of audio frequency key cipher, unlock mode, accepts keyboard input signal, the decision system action, and control liquid crystal display, loudspeaker, locking device drive member are the core of system;
Driver element is accepted the signal of control analysis unit, drives the locking device action of unblanking, lock to finish;
Wherein, the signal of exporting then when coincideing that the match is successful according to the reference motherboard of storing in the characteristic parameter of the sound signal of flow operations input and the control analysis unit, control analysis unit output control signal then that three times all the match is successful, control drive unit drives locking device, finishes unlocking action.
2. available any music equipment as claimed in claim 1 also comprises as the music recognition locking device of the voucher of unblanking:
Display screen, the operation that is used to indicate the user, easy to use;
Audio-amplifying circuit, be used to sound indication and alarm signal, easy to use and management;
Power supply unit, the standby power supply when power supply that is used to provide stable and accident power-off.
3. available any music equipment as claimed in claim 1 is as the music recognition locking device of the voucher of unblanking, and wherein, the part button is positioned on the front panel, and all the other are positioned at and are protected the back side that is promptly locking in the space.
4. available any music equipment as claimed in claim 3 wherein, is attempted the administrator password failure as non-management authority people and will be sent sound and light alarm above three times as the music recognition locking device of the voucher of unblanking.
5. available any music equipment as claimed in claim 4 is as the music recognition locking device of the voucher of unblanking, and wherein, the audio signal analysis algorithm is the pattern-recognition computing that the digital signal that generates after the analog to digital conversion is carried out, and core algorithm is that end points extracts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101631255A CN101996431A (en) | 2009-08-18 | 2009-08-18 | Music identification lock device using any music player as unlocking basis |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101631255A CN101996431A (en) | 2009-08-18 | 2009-08-18 | Music identification lock device using any music player as unlocking basis |
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| Publication Number | Publication Date |
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| CN101996431A true CN101996431A (en) | 2011-03-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2009101631255A Pending CN101996431A (en) | 2009-08-18 | 2009-08-18 | Music identification lock device using any music player as unlocking basis |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102142071A (en) * | 2011-04-26 | 2011-08-03 | 汉王科技股份有限公司 | Method and device for verifying mobile terminal |
| CN102256011A (en) * | 2011-06-27 | 2011-11-23 | 深圳市同洲电子股份有限公司 | Mobile terminal, and method and device for unlocking same |
| CN103684773A (en) * | 2012-09-24 | 2014-03-26 | 国民技术股份有限公司 | Secret lock device, portable terminal and audio unlocking method based on portable terminal |
| CN103729584A (en) * | 2012-10-16 | 2014-04-16 | 北京千橡网景科技发展有限公司 | Method and device used for unlocking screen |
| CN107665521A (en) * | 2016-07-27 | 2018-02-06 | 上海华虹集成电路有限责任公司 | Audio gate control system |
| CN117238065A (en) * | 2023-11-10 | 2023-12-15 | 深圳市每开创新科技有限公司 | Unlocking method, passive electronic lock, electronic device and storage medium |
-
2009
- 2009-08-18 CN CN2009101631255A patent/CN101996431A/en active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102142071A (en) * | 2011-04-26 | 2011-08-03 | 汉王科技股份有限公司 | Method and device for verifying mobile terminal |
| CN102256011A (en) * | 2011-06-27 | 2011-11-23 | 深圳市同洲电子股份有限公司 | Mobile terminal, and method and device for unlocking same |
| CN103684773A (en) * | 2012-09-24 | 2014-03-26 | 国民技术股份有限公司 | Secret lock device, portable terminal and audio unlocking method based on portable terminal |
| CN103729584A (en) * | 2012-10-16 | 2014-04-16 | 北京千橡网景科技发展有限公司 | Method and device used for unlocking screen |
| CN107665521A (en) * | 2016-07-27 | 2018-02-06 | 上海华虹集成电路有限责任公司 | Audio gate control system |
| CN117238065A (en) * | 2023-11-10 | 2023-12-15 | 深圳市每开创新科技有限公司 | Unlocking method, passive electronic lock, electronic device and storage medium |
| CN117238065B (en) * | 2023-11-10 | 2024-03-26 | 深圳市每开创新科技有限公司 | Unlocking method, passive electronic lock, electronic device and storage medium |
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Application publication date: 20110330 |