CN2321892Y - Radio remote controlled permulation lock - Google Patents
Radio remote controlled permulation lock Download PDFInfo
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- CN2321892Y CN2321892Y CN 97208699 CN97208699U CN2321892Y CN 2321892 Y CN2321892 Y CN 2321892Y CN 97208699 CN97208699 CN 97208699 CN 97208699 U CN97208699 U CN 97208699U CN 2321892 Y CN2321892 Y CN 2321892Y
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Abstract
The utility model relates to a radio remote controlled code lock, which is composed of a micro remote control key 1, a code receiving controller 2, an electricity-controlled lock 3 and a power supplying section 4. The remote control key 1 transmits unlocking code of the stored or typed DTMF code in the frequency modulation mode. The code receiving controller 2 adopts a high-frequency receiving unit 21 to receive the radio frequency signal and treats the radio frequency signal as DTMF decode and a secondary decode. When the received code is in accordance with the set code, the electricity-controlled lock is driven to unlock the lock. When the received code isn't in accordance with the set code, the alarming sound is sent out. The radio remote controlled digital code lock adopts radio communication mode to send out digital code signal, unlocks in a remote control way, and is suitable for a family building, a hotel, a burglar proof safe, an automobile, etc.
Description
The utility model relates to the electronic security technology, be specifically related to utilize the numerical ciphers remote control lock of digital coding, wireless transmit-receive technology, more particularly, relate to a kind of wireless remote control that utilizes that can be used for multiple occasions such as house, hotel, bank, safety cabinet, automobile and realize the wireless remote control coded lock of cipher memory, transmission, check and change lockset on off state.
In existing electronic lock, the employing contact control that has is as keying formula, electronics plug-in card key formula; The employing infra-red remote control, the ultra-sonic remote control mode that have are controlled and are opened lockset, but reception is had particular requirement.Regardless of any prior art, mainly contain the defective of following aspect: the safety of (1) lockset is not high: the locking device of keying formula, electronics plug-in card key formula, infra-red remote control formula all has component exposed outdoors, and is destroyed easily; (2) the key convenience is not high, and key of present electronic lock can only be driven a lock, when the user has more lock, just needs a plurality of keys, and is unfavorable to conveniently preserving, carry and operating; (3) the key convertibility is poor, and when the user loses key, method is not unblanked temporarily easily, if no standby key, the preparation key is difficulty relatively, and behind the loss key, the secret and safe of this lockset decreases; (4) the password quantity of electronic password lock is big inadequately, and the group/cording quantity of present most coded locks has only millions of kinds, and confidentiality is not high enough; Need key feeding cipher on keyboard when (5) the existing password lock is unblanked, may be spied on other person, level security is greatly affected; (6) present electric control lock device adopts single power supply more, and in the unwarrantable occasion of alternating current, its functional reliability can be affected thereupon; (7) controller that has adopts mechanical switch, and its security reliability is difficult to guarantee.
The purpose of this utility model is to provide a kind of wireless remote control coded lock, this wireless remote control coded lock can overcome the above-mentioned shortcoming of prior art, improving on the lock body inherently safe basis, open and close lockset with wireless (radio frequency) remote control mode control that is not subjected to directionality, ensure that lockset has higher reliability, it is flexible and convenient to guarantee that simultaneously key uses, and overcome the deficiency that the prior art coded lock needs artificial memory's password, key self possesses the function of storage unlocking cipher, can store a plurality of passwords that are set by the user, thereby guarantee its confidentiality, promptly when guaranteeing secret and safe, have good flexibility.
Another purpose of the present utility model is to provide a kind of wireless remote control coded lock, can normally not use when having alternating current.
Another purpose of the present utility model is to provide a kind of wireless remote control coded lock, when receiving wrong unlocking cipher, can produce audible alarm.
Another purpose of the present utility model is to provide a kind of wireless remote control coded lock, and described unlocking cipher can and be changed by the keyboard input, thereby has improved coded lock is lost the back coded lock at key safe handling.
Another purpose of the present utility model is to provide a kind of wireless remote control coded lock, and this coded lock can realize that a key drives many locks.
Another purpose of the present utility model is to provide a kind of wireless remote control coded lock, and its lock body has been done improvement on the basis of traditional structure, and the pick-proof ability is improved greatly.
Another purpose of the present utility model is to provide a kind of wireless remote control coded lock, adopts electronic switch to drive automatically controlled lock body, and switch reliability and action response speed are improved.
The purpose of this utility model is to realize like this, constructing a kind of wireless remote control coded lock comprises: miniature remote controlled device (key) 1 that can be portable, password receives controller 2, electric control lock 3, power unit 4, described miniature remote controlled device 1 comprises an etwee body 11, be arranged on the key groups 12 on the described etwee body 11 and be located at circuit part in the described etwee body 11, this circuit part comprises the dtmf code unit 13 that is connected with described key groups 12, the wireless frequency modulation transmitter unit 14 that connects described dtmf code unit 13 outputs, and the miniature transmitting antenna 15 that is connected with described frequency modulation transmitter unit 14 outputs, described password receives controller 2 and comprises high frequency receiving element 21, input connects the decoding unit 22 of described high frequency receiving element 21 outputs, the secondary decoding unit 23 that secondary is deciphered is carried out in described DTMF decoding unit 22 outputs, input is connected the signal conversion unit 24 of described secondary decoding unit 23 outputs, there is an input to be connected to described signal conversion unit 24 outputs, another input is connected to the password setting comparing unit 27 of keyboard input block 25 outputs, an output of described password setting comparing unit 27 is connected to the input of audible alarm output unit 26, another output is connected to the input that drives signal output unit 28, and the output of described driving signal output unit 28 is connected to electromagnet or the motor in the described electric control lock 3.
Wireless remote control coded lock of the present utility model, it is characterized in that, described electric control lock 3 comprises the snap close 31 that is installed in the mobile, can cooperate and be installed in the automatically controlled lock body 32 on the fixture with described snap close 31, also be provided with artificial Unlocking knob 33 on the described automatically controlled lock body 32, lock 34 be housed in described snap close 31 sides.
Wireless remote control coded lock of the present utility model is characterized in that, is made of the chain on the etwee 11 at antenna 15 described in the described miniature remote controlled device 1.
Wireless remote control coded lock of the present utility model is characterized in that, described password receives that controller 2 is provided with power supply indicator, the indicator lamp of unblanking, indicator lamp when reporting to the police indication and setting code.
Wireless remote control coded lock of the present utility model, it is characterized in that, described password receive password setting input small keyboard 25 that controller 2 is provided with comprise " 1 ", " 2 " ... " 9 ", " 0 ", " K " and buttons such as " M ", the key zone of described keypad 25 also are provided with a closeable storehouse and cover 201.
Wireless remote control coded lock of the present utility model is characterized in that, described dtmf code unit 13 is that 10 or the special-purpose dtmf code IC of odd encoder memory function are more arranged.
Wireless remote control coded lock of the present utility model, it is characterized in that, described power unit 4 comprises battery and circuit part, described circuit part comprises: step-down transformer T, the whole crossover Br that is connected with transformer secondary output, the three-terminal voltage regulator LM338 that is connected across rectification bridge output end, output at described three-terminal voltage regulator, be formed with three branch roads, first branch road is connected to three-terminal voltage-stabilizing element L7806 stabilizator through diode D4, and obtains the power supply of DC6V at its output; The direct powering load of second branch road; The 3rd branch road comprises and is connected to battery and to the diode D3 of its charging, is that the negative pole of the negative pole of diode D3 and diode D4 is also to be connected with diode D5 between the input of three-terminal voltage-stabilizing element in the charging input end of battery.
Wireless remote control coded lock of the present utility model is characterized in that, described audible alarm output unit 26 comprises alarm signal generating unit IC8 and amplifying triode Q2 and loudspeaker Y.
Wireless remote control coded lock of the present utility model, it is characterized in that, described DTMF decoding unit 22 is made up of the DTMF decoding IC2 that the dtmf signal that will demodulate is decoded as tetrad sign indicating number (binary-coded decimal) signal, described secondary decoding unit 23 comprises 4 and latchs/and 4 lines change the decoding IC3 of 16 lines, and described signal conversion unit 24 comprises three electronic switches (IC4-6) that are used for 16 system data signals are converted to ranks combinatorial matrix input signal.
Wireless remote control coded lock of the present utility model is characterized in that, described password setting comparing unit 27 comprises that one has 1) the keyboard password setting; 2) receive the simulating keyboard input signal; 3) with the analog signal that receives be provided with that password compares and carry out the coded lock application-specific integrated circuit 7 of corresponding actions function.
Wireless remote control coded lock of the present utility model is characterized in that, the driving signal output unit 28 of described connection and driving electric control lock 3 comprises amplifying triode Q3, action indicator LED2, switching tube Q4 etc.
Implement wireless remote control coded lock of the present utility model, have following outstanding advantage: 1) owing to adopt the dialing integrated circuit, possess the function of storage unlocking cipher, storage password number can reach 10-15; 2) unblank owing to adopting the radio digital communication mode to control, not limited by directionality, and do not have any parts and expose, improved the safety of lock outdoors; 3) lock body adopts the anti-structure design of pushing aside, the safety that improves lock body with the method for succinct innovation; 4) Suo controller has 1,000,000,000 groups of passwords, is set by the user fully, change easy, strong security; 5) password that sends of miniature remote controlled device (key) is also set by user oneself, and versatility is good, as long as know password, a remote controller (key) can be controlled the device that all use this kind lock; 6) after the user loses key, as long as the user buys key separately, key feeding cipher can be opened lock, and the password of the lock of change loss key can recover this height of devices confidentiality then, needn't be forced to change a whole set of locking device because of losing key; 7) this device power supply adopts dual power supply: exchanging changes direct current and backup battery power supply, use the backup battery power supply when mains failure then automaticallyes switch, battery adopts the suspension charging modes, when cell voltage is not enough, at any time to battery charge, its voltage is supplemented to nominal level; 8) password receives the inner electronic switch that uses of controller, the reliability height, and action is fast; 9) password input three times is not right, and promptly output alarm signal improves alert capability.
In conjunction with the accompanying drawings and embodiments, further specify characteristics of the present utility model, in the accompanying drawing:
Fig. 1 is the integrally-built schematic diagram of expression wireless remote control coded lock of the present utility model.
Fig. 2 is the circuit theory diagrams of minitype portable remote-control key in the wireless remote control coded lock of the present utility model.
Fig. 3 is the surface structure schematic diagram of minitype portable remote-control key in the wireless remote control coded lock of the present utility model.
Fig. 4 is the circuit theory diagrams that password receives controller in the wireless remote control coded lock of the present utility model.
Fig. 5 is supervisory keyboard and the indicator lamp circuit theory diagrams partly that are connected with password reception controller circuitry among Fig. 4.
Fig. 6 is the structural representation of lock body part in the wireless remote control coded lock of the present utility model.
Fig. 7 is the circuit theory diagrams of uninterrupted power source part in the wireless remote control coded lock of the present utility model.
In Fig. 1, wireless remote control coded lock of the present utility model comprises: minitype portable remote controller 1 (key), password receive controller 2, automatically controlled lock body 3, power unit 4, wherein, minitype portable remote controller 1 (key) is an independent portable etui, and its function comprises: 1) be provided with and 10 unlocking ciphers of being made up of string number of memory storage; 2) take out a wherein password of storage, and launch, open the lock that password is consistent with wireless mode; 3) on-the-spot keyboard is imported password and is launched, thereby opens corresponding lock, and its circuit and outward appearance are seen Fig. 2 and Fig. 3.Password receives controller 2 and comprises high frequency receiving element 2l, decoding unit 22, secondary decoding unit 23, signal conversion unit 24, keyboard input block 25, audible alarm output unit 26, password setting comparing unit 27, drives signal output unit 28.Wherein, high frequency receiving element 21 is used for receiving the DTMF radiofrequency signal of being sent by minitype portable remote-control key 1 through the frequency modulation modulation by antenna, decoding unit 22 is used for the dtmf signal of receiving element 21 outputs is decoded as data signal, secondary decoding unit 23, signal conversion unit 24 is used for the data signal of 16 systems is converted to ranks combinatorial matrix input signal, to be fit to the signal input requirement of password setting comparing unit 27, keyboard input block 25 is used to receive and is used for the password setting imported from keyboard, audible alarm output unit 26 is used for when the password input error, produce alarm sound, whether password setting comparing unit 27 is used for comparison identical with the password that presets from the numeral of signal conversion unit 24, if password unanimity, export an electric impulse signal to driving signal output unit 28, produce the signal of telecommunication that is enough to drive electromagnet in the electric control lock 3 or motor by this unit, realize the unlatching of door.Said power unit comprises battery and uninterrupted power source two parts.Under normal circumstances, by AC-powered, only when taking place to have a power failure, just by storage battery power supply.
Now, respectively various piece is described as follows: 1. minitype portable remote-control key in conjunction with other accompanying drawing
The electrical schematic diagram of minitype portable remote controller 1 (key) is seen Fig. 2, and structure situation is seen Fig. 3.From scheming as seen, it comprises an etwee body 11, is arranged on the key groups 12 on the described etwee body 11 and is located at the interior circuit part of described etwee body, this circuit part comprises the dtmf code unit (IC1) 13 that is connected with described key groups, the radio frequency modulation transmitter unit 14 (IC2) that connects described dtmf code unit 13 outputs, and the miniature transmitting antenna 15 that is connected with described frequency modulation transmitter unit 14 outputs, be equivalent to connect the chain (Fig. 3) of etwee body.Constitute dtmf code unit 13 by dtmf code IC1 (with the function of 10 number storage) and peripheral cell, constitute radio frequency modulation transmitter unit 14 by radio frequency modulation emission IC2 and peripheral cell, antenna 15 is miniature transmitting antenna ATNl, described key groups 12 is matrix button keyboards, control logic respectively by row and column form 4 * 4 matrixes (wherein select 14 keys for use, " * " reach " D " two keys need not).Its operating principle is described as follows: ⅰ. on the keyboard 12 of remote controller, whenever press next button, dtmf signal of output pin output of IC1, be coupled to the input of IC2 through C6, IC2 with the dtmf signal that receives modulate, after the various circuit runnings such as amplification, through antenna ATN1 (15) outwards emission by the FM signal of dtmf signal modulation.ⅱ. after sending key by next one storage on the keyboard 12 of remote controller, antenna ATN1 outwards emission by the FM signal of a string dtmf signal modulation.This minitype portable remote controller is equivalent to a universal electrical key.2. password receives controller
The circuit that password receives controller 2 comprises the part shown in Fig. 4 and Fig. 5.As seen from Figure 4, it comprises reception antenna 20, the radio frequency that is connected with antenna 20 amplifies, demodulating unit 21, the DTMF decoding unit 22 that is connected with these amplification demodulating unit 21 outputs, and be connected with decoding unit 22 outputs and latch/secondary decoding unit 23, be connected the signal conversion unit 24 on described latching/secondary decoding unit 23 outputs, be connected the password setting comparing unit 27 of signal conversion unit 24 outputs, input is connected the driving signal output unit 28 of password setting comparing unit 27 outputs, and described password setting comparing unit 27 also is connected with keyboard input block 25 and audible alarm output unit 26.Wherein the circuit part of keyboard input block 25 can be referring to accompanying drawing 5.The output signal of said driving signal output unit 28 is connected to electromagnet or the motor in the automatically controlled lock body 3.
The operating principle that password receives controller 2 is summarized as follows: the FM signal that is sent by remote-control key 1 that (1) antenna ATN2 (20) receives, be input to the radio frequency amplifying unit 21 that constitutes by IC1 through the C12 coupling, amplification through IC1 inside, various circuit runnings such as demodulation are after the C15 coupling is input to the DTMF decoding unit 22 that is made of DTMF decoder IC2, after the various circuit runnings through IC2 inside, dtmf signal is translated into 42 ary codes (binary-coded decimal), again this signal is sent into by 4 latch/4 lines are changed the secondary decoding unit 23 that 16 line decoder IC3 constitute, and (IC3 has 16 road high level to latch output function, here only with its 12 road output line), after the decoding of IC3 secondary, be assigned to corresponding output through the command signal number, then the command signal on the IC3 output is passed through by isolating diode, corresponding electronic switch (the IC4 of pull down resistor PR conducting, IC5 and IC6) signal conversion unit 24 that constitutes, thus finish of the space transmission of remote controller (electron key) keyboard button to the action of coded lock keyboard button.
(2) emission of the password of above explanation and password receiving circuit are just finished the space transmission of keyboard button instruction, and cipher control circuit (IC7) is only the concrete operating part of unblanking, it has following functional characteristic: (ⅰ). and 1,000,000,000 groups of password total amounts are arranged, and the probability of random catching password is atomic; (ⅱ). only allow three passwords of input, the password mistake will be sent 1 minute alarm signal; (ⅲ). the user can be provided with password voluntarily, and the change password is also very convenient, and cipher control IC7 adopts 12 standard telephone keypad.Its operating principle is described as follows:
ⅰ. password setting: the user pushes " setting " shelves with toggle switch K2, from keyboard key feeding cipher and storage, then K2 is refuted " normally " shelves, has promptly finished password setting.
ⅱ. remote-control unlocking: cipher control IC7 receives the cipher instruction signal that electronic switch (IC4, IC5, IC6) is sent into, the password that is provided with the user carries out three comparisons, if password is in full accord, IC7 exports the pulse signal of unblanking, deliver to the Q3 amplification through R9 and make the Q4 conducting, it is electric that electromagnet coil SL is got, electromagnetic actuation, and the mechanism action that drives electric control lock is realized unblanking.If password is inconsistent, the IC7 output alarm signal is delivered to warning sounding IC8 by R10 through the Q1 amplification, drives loudspeaker Y and sends chimes of doom.3. electric control lock
Claims (10)
1. a wireless remote control coded lock is characterized in that comprising; Minitype portable remote controller 1, password receives controller 2, electric control lock 3, power unit 4, described miniature remote controlled device comprises an etwee body 11, be arranged on the key groups 12 on the described etwee body 11 and be located at the interior circuit part of described etwee body, this circuit part comprises the dtmf code unit 13 that is connected with described key groups 12, the radio frequency modulation transmitter unit 14 that connects described dtmf code unit 13 outputs, and the miniature transmitting antenna 15 that is connected with described frequency modulation transmitter unit 14 outputs, described password receives controller 2 and comprises high frequency receiving element 21, input connects the decoding unit 22 of described high frequency receiving element 21 outputs, the secondary decoding unit 23 that secondary is deciphered is carried out in described DTMF decoding unit 22 outputs, input is connected the signal conversion unit 24 of described secondary decoding unit 23 outputs, there is an input to be connected to described signal conversion unit 24 outputs, another input is connected to the password setting comparing unit 27 of the output of keyboard input block 25, an output of described password setting comparing unit 27 is connected to the input of audible alarm output unit 26, another output is connected to the input that drives signal output unit 28, and the output of described driving signal output unit 28 is connected to electromagnet or the motor in the described electric control lock 3.
2. wireless remote control coded lock according to claim 1, it is characterized in that, described electric control lock 3 comprises the snap close 31 that is installed in the mobile, can cooperate and be installed in the automatically controlled lock body 32 on the fixture with described snap close 31, also be provided with artificial Unlocking knob 33 on the described automatically controlled lock body 32, in addition, in described snap close 31 sides lock 34 is housed.
3. wireless remote control coded lock according to claim 1, it is characterized in that, be made of the chain on the etwee 11 at antenna 15 described in the described miniature remote controlled device 1, the key groups 12 of described miniature remote controlled device 1 comprises " 1 ", " 2 ", " 3 ", " 4 ", " 5 ", " 6 ", " 7 ", " 8 ", " 9 ", " 0 ", " # ", other function key.
4. wireless remote control coded lock according to claim 1 is characterized in that, described dtmf code unit 13 is that 10 or the more special-purpose dtmf code IC of odd encoder memory function or the dialing IC of reel number sign indicating number memory function are arranged.
5. wireless remote control coded lock according to claim 1, it is characterized in that, described power unit 4 comprises battery and circuit part, described circuit part comprises: step-down transformer T, the whole crossover Br that is connected with transformer secondary output, the three-terminal voltage regulator LM338 that is connected across rectification bridge output end, output at described three-terminal voltage regulator, be formed with three branch roads, first branch road is connected to three-terminal voltage-stabilizing element L7806 stabilizator through diode D4, and obtains the power supply of DC6V at its output; The direct powering load of second branch road; The 3rd branch road comprises and is connected to battery and to the diode D3 of its charging, is that the negative pole of the negative pole of diode D3 and diode D4 is also to be connected with diode D5 between the input of three-terminal voltage-stabilizing element in the charging input end of battery.
6. wireless remote control coded lock according to claim 1, it is characterized in that, described password reception controller 2 is installed in the box body of a cassette holder lid 201, by power unit 4 power supplies, output signal line is connected to electric control lock unit 3, when described lid 201 is opened, can operate described keyboard input block 25, this keyboard input block 25 comprises " 1 ", " 2 ", " 3 ", " 4 ", " 5 ", " 6 ", " 7 ", " 8 ", " 9 ", " 0 ", " # ", " K " and keys such as " M ".
7. wireless remote control coded lock according to claim 1 is characterized in that, described audible alarm output unit 26 comprises alarm signal generating unit IC8 and amplifying triode Q2 and loudspeaker Y.
8. wireless remote control coded lock according to claim 1, it is characterized in that, described DTMF decoding unit 22 is made up of the DTMF decoding IC2 that the dtmf signal that will demodulate is decoded as tetrad sign indicating number (binary-coded decimal) signal, described secondary decoding unit 23 comprises 4 and latchs/the 16 lines decoding IC3 of 4 lines conversion, and described signal conversion unit 24 comprises three electronic switches (IC4-6) that are used for 16 system data signals are converted to ranks combinatorial matrix input signal.
9. wireless remote control coded lock according to claim 1 is characterized in that, described password setting comparing unit 27 comprises that one has 1) the keyboard password setting; 2) receive the simulating keyboard input signal; 3) with the simulating keyboard signal that receives be provided with that password compares and carry out the coded lock application-specific integrated circuit 7 of corresponding actions function.
10. wireless remote control coded lock according to claim 1 is characterized in that, the driving signal output unit 28 of described connection and driving electric control lock 3 comprises amplifying triode Q3, action indicator LED2, switching tube Q4 etc.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 97208699 CN2321892Y (en) | 1997-02-18 | 1997-02-18 | Radio remote controlled permulation lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 97208699 CN2321892Y (en) | 1997-02-18 | 1997-02-18 | Radio remote controlled permulation lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2321892Y true CN2321892Y (en) | 1999-06-02 |
Family
ID=33928076
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 97208699 Expired - Fee Related CN2321892Y (en) | 1997-02-18 | 1997-02-18 | Radio remote controlled permulation lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2321892Y (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101845920A (en) * | 2010-03-14 | 2010-09-29 | 吴嘉懿 | Electric appliance |
| CN101852044A (en) * | 2010-05-11 | 2010-10-06 | 佛山市顺德区安能保险柜制造有限公司 | Handheld remotely-controlled safety box control system and control method thereof |
| CN101343964B (en) * | 2007-07-13 | 2011-11-16 | 珠海优特电力科技股份有限公司 | Wireless electric-controlled lock and its control method |
| CN101403264B (en) * | 2008-09-19 | 2012-08-29 | 刘海君 | Electronic password control circuit |
| CN103500476A (en) * | 2013-09-27 | 2014-01-08 | 深圳市福田区青少年科技教育协会 | Remote control electronic lock |
| CN107293016A (en) * | 2017-06-27 | 2017-10-24 | 上海移为通信技术股份有限公司 | A kind of intelligent bicycle lock based on DTMF |
| CN108010175A (en) * | 2018-01-10 | 2018-05-08 | 云南电网有限责任公司电力科学研究院 | A kind of pulse ray coded lock and password setting method, password unlocking method |
| CN108590366A (en) * | 2018-04-20 | 2018-09-28 | 欧阳满桂 | Radio code lock |
-
1997
- 1997-02-18 CN CN 97208699 patent/CN2321892Y/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101343964B (en) * | 2007-07-13 | 2011-11-16 | 珠海优特电力科技股份有限公司 | Wireless electric-controlled lock and its control method |
| CN101403264B (en) * | 2008-09-19 | 2012-08-29 | 刘海君 | Electronic password control circuit |
| CN101845920A (en) * | 2010-03-14 | 2010-09-29 | 吴嘉懿 | Electric appliance |
| CN101852044A (en) * | 2010-05-11 | 2010-10-06 | 佛山市顺德区安能保险柜制造有限公司 | Handheld remotely-controlled safety box control system and control method thereof |
| CN103500476A (en) * | 2013-09-27 | 2014-01-08 | 深圳市福田区青少年科技教育协会 | Remote control electronic lock |
| CN107293016A (en) * | 2017-06-27 | 2017-10-24 | 上海移为通信技术股份有限公司 | A kind of intelligent bicycle lock based on DTMF |
| CN108010175A (en) * | 2018-01-10 | 2018-05-08 | 云南电网有限责任公司电力科学研究院 | A kind of pulse ray coded lock and password setting method, password unlocking method |
| CN108590366A (en) * | 2018-04-20 | 2018-09-28 | 欧阳满桂 | Radio code lock |
| CN108590366B (en) * | 2018-04-20 | 2024-02-23 | 欧阳满桂 | Wireless coded lock |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |