CN103291138A - Light-control door lock system and control method thereof - Google Patents
Light-control door lock system and control method thereof Download PDFInfo
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- CN103291138A CN103291138A CN2012100526643A CN201210052664A CN103291138A CN 103291138 A CN103291138 A CN 103291138A CN 2012100526643 A CN2012100526643 A CN 2012100526643A CN 201210052664 A CN201210052664 A CN 201210052664A CN 103291138 A CN103291138 A CN 103291138A
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Abstract
The invention relates to a light-control door lock system and a control method thereof. The system comprises a key and a door lock, wherein the key is used for emitting optical signals with information; and the door lock is used for responding to the optical signals. The control method comprises the following steps: S1, inputting a key opening code into the key, if an unlocking code is desired to be corrected, entering into S2, and if the unlocking code is not desired to be corrected, entering into S3; S2, correcting the unlocking code; S3, activating the key to emit unlocking commands of the optical signals with the information; and S4, responding to the unlocking commands by the door lock. According to the system and the method, by arranging a code arranging unit, the unlocking code of the key can be corrected through the code arranging unit, so that the telecommunications command between the key and the door lock can be changed at any moment, therefore, the situation that the property is stolen due to the lost or the stolen of the key is avoided, and the safety is improved.
Description
Technical field
The present invention relates to the door lock field, relate in particular to a kind of light-operated door-locking system and control method thereof.
Background technology
In existing control system, the fingerprint recognition control system is widely used in each field, especially in User Recognition, safety, association area development such as managerial rapidly, and widespread usage in gate control system and attendance checking system nowadays.Because fingerprint has uniqueness, can be used to determine personal information to the identification of finger print information.But because fingerprint identification device all is to be fixed on the somewhere mostly, user's finger print information is stayed on the fingerprint identification device easily, thereby there is potential safety hazard in the information dropout of causing.
Visible light communication be a kind of be the communication mode of transmission medium with the light wave, its high speed light and shade flash signal that is invisible to the naked eye of utilizing fluorescent lamp or light emitting diode etc. to send is come transmission information.Visible light communication is compared with other light wireless communication with traditional radio communication, and have following outstanding advantage: 1. visible light communication is green resource, does not have electromagnetic radiation; 2. there is light just can communicate, no communication blind district, convenient and swift; 3. visible light communication transmitting power height; 4. need not the radio-frequency spectrum authentication; 5., big, the good confidentiality of transmission frequency bandwidth, message capacity and anti-electromagnetic interference capability are strong.Thereby visible light communication is widely used in light control systems such as door lock.Yet because the secret spoon of the communication of existing key is fixed, i.e. the control instruction of key emission is constant, therefore, and confidentiality deficiency, poor stability.
Summary of the invention
Technical problem to be solved by this invention is, at above-mentioned the deficiencies in the prior art, proposes a kind of light-operated door-locking system and control method thereof of strong security.
The technical solution adopted for the present invention to solve the technical problems is, a kind of light-operated door-locking system and control method thereof are proposed, it comprises key and door lock, described key is used for the optical signal that emission contains information, described door lock is used for the described optical signal of response, and wherein, described key is provided with password the unit is set, described password arranges the unit and is used for arranging unlocking cipher, and described key is according to the described optical signal that contains information of described unlocking cipher emission.
Further, described key comprises that described password arranges unit, microprocessor unit, driver element and luminescence unit, described microprocessor unit is used for receiving described password the encrypted message that the unit biography is come is set, according to described encrypted message formation coded data and according to described coded data transmission level modulation signal; Described driver element drives the optical signal that the luminescence unit emission contains information under the control of level modulation signal.
Further, described optical signal is visible light or black light.
Further, described door lock comprises signal receiving module and electric control lock main body, and described signal receiving module is used for receiving described optical signal and controls described electric control lock main body and open or close.
Further, described signal receiving module comprises photodetection unit, modulate circuit unit and micro controller unit, and described photodetection unit is used for receiving described optical signal, and converts described optical signal to current signal; Described modulate circuit is used for converting described current signal to voltage signal, and described voltage signal is amplified; Described micro controller unit is used for controlling described electric control lock main body according to the voltage signal of described modulate circuit unit output.
Further, described door lock also comprises display module, and described display module is used for showing described electric control lock main body unlatching or the number of times of closing.
The invention also discloses a kind of control method of light-operated door-locking system, it comprises the steps,
S1, input key operated password to key, if desiring to change unlock code then enters step S2, then enter step S3 if need not to change unlock code;
S2, change unlock code;
S3, the emission of triggering key contain the optical signal unlock instruction of information;
S4, door lock respond described unlock instruction.
Further, described key comprises that password arranges unit, microprocessor unit, driver element and luminescence unit, described password arranges the unit and is used for arranging unlocking cipher, described microprocessor unit is used for receiving described password the encrypted message that the unit biography is come is set, according to described encrypted message formation coded data and according to described coded data transmission level modulation signal; Described driver element drives the optical signal that the luminescence unit emission contains information under the control of level modulation signal.
Further, described optical signal is visible light or black light.
Further, described door lock comprises signal receiving module and electric control lock main body, and described signal receiving module is used for receiving described optical signal and controls described electric control lock main body and open or close.
In sum, the present invention arranges the unit by described password is set, can the unlocking cipher that key is revised in the unit be set by described password, thereby the communication instruction between described key and the door lock can change at any time, thereby avoided losing or the stolen situation that produces stolen property because of key, can improve safety.
Description of drawings
Fig. 1 is the theory diagram of a kind of embodiment of the light-operated door-locking system of the present invention.
Fig. 2 is the control principle flow chart of the light-operated door-locking system of the present invention shown in Figure 1.
The specific embodiment
The present invention will be further described below in conjunction with drawings and the specific embodiments:
See also Fig. 1, the light-operated door-locking system of the present invention comprises key 1 and door lock 2, and described key 1 is used for the optical signal that emission contains information, and it comprises that password arranges unit 11, microprocessor unit 12, driver element 13 and luminescence unit 14.Described password arranges unit 11 and is used for arranging unlocking cipher, and it can be button information input module or touch-screen etc., and in the present embodiment, it is touch-screens that described password arranges unit 11; Described microprocessor unit 12 is used for receiving described password and unit 11 is set passes the encrypted message of coming, and forms coded data and described coded data is stored in the memory of described microprocessor unit 12 according to described encrypted message; Described driver element 13 drives the optical signal that luminescence unit 14 emissions contain information under the control of the level modulation signal of described microprocessor.
The light of described luminescence unit 14 emissions can be visible light or black light, in the present embodiment, described luminescence unit 14 is the light emitting diodes that can launch visible light, it constantly carries out sudden strain of a muscle at a high speed and goes out under the driving of driver element 13, form the optical signal that represents 0 and 1 signal, thereby the present invention also can provide illumination in communication.Light-Emitting Diode is the semiconductor light emitting light source, not only brightness height, reliability height, energy loss is low, size is little, environmental protection, has more that modulating performance is good, the response sensitivity advantages of higher.
Described door lock 2 comprises signal receiving module 21, electric control lock main body 22 and display module 23, and described signal receiving module 21 is used for receiving described optical signal and controls described electric control lock main body 22 and open or close.In the present embodiment, described signal receiving module 21 comprises photodetection unit 211, modulate circuit unit 212 and micro controller unit 213, and described photodetection unit 211 is used for receiving described optical signal, and converts described optical signal to current signal; Described modulate circuit unit 212 is used for converting described current signal to voltage signal, and described voltage signal is amplified, thereby restores initial data; Described micro controller unit 213 is used for controlling described electric control lock main body 22 according to the voltage signal of described modulate circuit unit 212 outputs, described electric control lock main body 22 can reach the parts such as dead bolt that are in transmission connection with motor by relay, motor and constitute, described electric control lock main body 22 is prior art, does not repeat them here.Described display module 23 is used for showing described electric control lock main body 22 unlatchings or the number of times of closing.
See also Fig. 1 and Fig. 2, the control method of described light-operated door-locking system of the present invention comprises the steps:
S1, to the password of key 1 11 inputs key operated password in unit is set, if desiring to change unlock code then enters step S2, then enters step S3 if need not to change unlock code;
S2, change unlock code;
S3,1 emission of triggering key contain the optical signal unlock instruction of information;
S4, the described unlock instruction of door lock 2 responses.
Among the step S1, if the key of input 1 is opened the password mistake, then can not open key 1, thereby can't enter step S2 or step S3; After importing correct password, just obtain the administration authority of key 1.
Among the step S2, whenever described microprocessor unit 12 receives after described password arranges the encrypted message that unit 11 sends, the coded message that microprocessor unit 12 forms according to this new encrypted message is replaced the coded message in original memory, realizes that namely new password is to the replacement of Old Password.
Among the step S3, described password arranges unit 11 and is provided with unlock button, after pressing described unlock button, described microprocessor unit 12 is triggered by described unlock button, give described driver element 13 according to described coded data transmission level modulation signal then, described driver element 13 drives the optical signal that luminescence unit 14 emissions contain information under the control of level modulation signal.
Among the step S4, store in the described micro controller unit 213 for passing the normal data that the data of coming compare with described key 1, when described micro controller unit 213 receives after described key 1 passes the data of coming, these data and micro controller unit 213 interior normal datas are compared.
If the normal data in the micro controller unit 213 is complementary with the data that receive, then the described electric control lock main body 22 of described micro controller unit 213 controls is carried out unlocking action, 213 pairs of described unlocking action of described micro controller unit are counted simultaneously, and control the number of times that described display unit shows that described electric control lock main body 22 was opened altogether in this day according to the number of times of described unlatching, the user can judge according to the prompting of described unlocking times whether the someone opened door lock 2, so that the replacing password, thereby can improve theftproof performance and more humane.
If the normal data of storage does not match in the data that micro controller unit 213 receives and the micro controller unit 213, judge then whether described data are new code datas, if new code data is then replaced original normal data with this code data, and these data are kept in the microprocessor as normal data, if not new code data, then described data are abandoned.
In sum, the present invention arranges unit 11 by described password is set, can the unlocking cipher that key 1 is revised in unit 11 be set by described password, thereby the communication instruction between described key 1 and the door lock 2 can change at any time, thereby avoided losing or the stolen situation that produces stolen property because of key 1, can improve safety.
By reference to the accompanying drawings embodiments of the invention are described above; but the present invention is not limited to the above-mentioned specific embodiment; the above-mentioned specific embodiment only is schematic; rather than it is restrictive; those of ordinary skill in the art is under enlightenment of the present invention; not breaking away under the scope situation that aim of the present invention and claim protect, also can make a lot of forms, these all belong within the protection of the present invention.
Claims (10)
1. light-operated door-locking system, it comprises key and door lock, described key is used for the optical signal that emission contains information, described door lock is used for the described optical signal of response, it is characterized in that: described key is provided with password the unit is set, described password arranges the unit and is used for arranging unlocking cipher, and described key is according to the described optical signal that contains information of described unlocking cipher emission.
2. light-operated door-locking system according to claim 1, it is characterized in that: described key comprises that described password arranges unit, microprocessor unit, driver element and luminescence unit, described microprocessor unit is used for receiving described password the encrypted message that the unit biography is come is set, according to described encrypted message formation coded data and according to described coded data transmission level modulation signal; Described driver element drives the optical signal that the luminescence unit emission contains information under the control of level modulation signal.
3. light-operated door-locking system according to claim 1 and 2, it is characterized in that: described optical signal is visible light or black light.
4. light-operated door-locking system according to claim 1 and 2, it is characterized in that: described door lock comprises signal receiving module and electric control lock main body, described signal receiving module is used for receiving described optical signal and controls described electric control lock main body and open or close.
5. light-operated door-locking system according to claim 4, it is characterized in that: described signal receiving module comprises photodetection unit, modulate circuit unit and micro controller unit, described photodetection unit is used for receiving described optical signal, and converts described optical signal to current signal; Described modulate circuit is used for converting described current signal to voltage signal, and described voltage signal is amplified; Described micro controller unit is used for controlling described electric control lock main body according to the voltage signal of described modulate circuit unit output.
6. light-operated door-locking system according to claim 5, it is characterized in that: described door lock also comprises display module, described display module is used for the number of times that shows that described electric control lock main body is opened or closed.
7. the control method of a light-operated door-locking system is characterized in that: comprises the steps,
S1, input key operated password to key, if desiring to change unlock code then enters step S2, then enter step S3 if need not to change unlock code;
S2, change unlock code;
S3, the emission of triggering key contain the optical signal unlock instruction of information;
S4, door lock respond described unlock instruction.
8. the control method of light-operated door-locking system according to claim 7, it is characterized in that: described key comprises that password arranges unit, microprocessor unit, driver element and luminescence unit, described password arranges the unit and is used for arranging unlocking cipher, described microprocessor unit is used for receiving described password the encrypted message that the unit biography is come is set, according to described encrypted message formation coded data and according to described coded data transmission level modulation signal; Described driver element drives the optical signal that the luminescence unit emission contains information under the control of level modulation signal.
9. according to the control method of claim 7 or 8 described light-operated door-locking systems, it is characterized in that: described optical signal is visible light or black light.
10. according to the control method of claim 7 or 8 described light-operated door-locking systems, it is characterized in that: described door lock comprises signal receiving module and electric control lock main body, and described signal receiving module is used for receiving described optical signal and controls described electric control lock main body and open or close.
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| CN201210052664.3A CN103291138B (en) | 2012-03-02 | 2012-03-02 | A kind of Light-control door lock system and control method thereof |
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| CN201210052664.3A CN103291138B (en) | 2012-03-02 | 2012-03-02 | A kind of Light-control door lock system and control method thereof |
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| CN103291138B CN103291138B (en) | 2016-04-27 |
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Cited By (6)
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| CN103617666A (en) * | 2013-11-29 | 2014-03-05 | 黄家亨 | Access control system based on visible light communication |
| CN104715532A (en) * | 2015-04-07 | 2015-06-17 | 南开大学 | Electronic coded lock system based on visible light communication technique and encryption method of system |
| CN105931331A (en) * | 2016-04-20 | 2016-09-07 | 上海斐讯数据通信技术有限公司 | Intelligent lock based on optical communication and unlocking method |
| CN107527402A (en) * | 2016-06-22 | 2017-12-29 | 海洋王照明科技股份有限公司 | A kind of Light-control door lock system |
| CN113393598A (en) * | 2021-06-07 | 2021-09-14 | 深圳市伊格鲁科技有限公司 | Electronic lock system of external power supply and design method |
| CN113409498A (en) * | 2021-07-21 | 2021-09-17 | 叶斌 | Light-operated lock |
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| CN201826624U (en) * | 2010-09-15 | 2011-05-11 | 张仙驰 | Lockset photoelectric key digital encoder |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103617666A (en) * | 2013-11-29 | 2014-03-05 | 黄家亨 | Access control system based on visible light communication |
| CN104715532A (en) * | 2015-04-07 | 2015-06-17 | 南开大学 | Electronic coded lock system based on visible light communication technique and encryption method of system |
| CN104715532B (en) * | 2015-04-07 | 2017-06-30 | 南开大学 | A kind of encryption method based on the electronic coding lock system of visible light communication technology and the system |
| CN105931331A (en) * | 2016-04-20 | 2016-09-07 | 上海斐讯数据通信技术有限公司 | Intelligent lock based on optical communication and unlocking method |
| CN107527402A (en) * | 2016-06-22 | 2017-12-29 | 海洋王照明科技股份有限公司 | A kind of Light-control door lock system |
| CN113393598A (en) * | 2021-06-07 | 2021-09-14 | 深圳市伊格鲁科技有限公司 | Electronic lock system of external power supply and design method |
| CN113393598B (en) * | 2021-06-07 | 2023-02-21 | 深圳市伊格鲁科技有限公司 | Electronic lock system of external power supply |
| CN113409498A (en) * | 2021-07-21 | 2021-09-17 | 叶斌 | Light-operated lock |
| CN113409498B (en) * | 2021-07-21 | 2022-11-22 | 叶斌 | Light-operated lock |
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| CN103291138B (en) | 2016-04-27 |
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Effective date of registration: 20150911 Address after: 518000 Guangdong city of Shenzhen province Futian District Shennan Road and CaiTian Road intersection East Xintiandi Plaza C block 2007-27 Applicant after: Shenzhen Guang Qi intelligent photonic Technology Co., Ltd. Address before: 518034 A international business center, No. 1061, Xiang Mei Road, Guangdong, Shenzhen, Futian District, China 18B Applicant before: Shenzhen Kuang-Chi Innovation Technology Co., Ltd. |
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