CN205091722U - Receive response subassembly and induction system of touch signal and response card signal - Google Patents
Receive response subassembly and induction system of touch signal and response card signal Download PDFInfo
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- CN205091722U CN205091722U CN201520892392.7U CN201520892392U CN205091722U CN 205091722 U CN205091722 U CN 205091722U CN 201520892392 U CN201520892392 U CN 201520892392U CN 205091722 U CN205091722 U CN 205091722U
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Abstract
The utility model provides a receive response subassembly and induction system of touch signal and response card signal, it includes the circuit board, the circuit board is equipped with the main control chip that mutual electricity is connected, the touch chip, a plurality of respectively with the touch chip electric connection the touch -sensitive module, and provide the power supply chip of electric power, still be provided with the signal reception module reading the core of the card piece and one and read card chip electric connection on the circuit board, main control chip includes the clock module, detection module and control module, control module includes state of dormancy and state of activation, the clock module is used for awakeing up state of dormancy's control module entering state of activation according to the time interval of a plurality of continuous partitions, the utility model discloses with signal reception coil and the touch button that is used for response touch signal set up the circuit board with the side, simple structure and convenient to use, response card and touch button each other noninterference of working has each other been solved and present can not have been used lower cost with signal reception coil and the technology barriers of touch button setting on a circuit board.
Description
Technical field
The utility model relates to field of intelligent control, relates to a kind of inductive component and the induction system that receive touch signal and contactless card signal particularly.
Background technology
At present, user's finger or the touch of other carriers being converted to the touch sensible technology that suitable electric signal exports just progressively is applied in multiple electronic installation, and used by diversified means, such as, in laptop computer, touch sensible technology can replace mouse to use as the mobile means controlling vernier.In addition, touch sensible technology can be combined with display device, uses as directly selecting the input medium of icon or the menu indicated in picture.
On the other hand, some smart machine is if smart lock etc. is while outfit touch key-press input signal, also need the short distance contactless card signal receiving such as passive contact-free contactless card, radiofrequency signal and so on to control smart machine, therefore need to arrange contactless card signal receiving device.Existing implementation method, generally that the touch key-press of the receiving coil and reception touch signal that receive contactless card signal is separately positioned in independent various boards, and respectively it is controlled, therefore need two pieces independently circuit board realize arranging the demand of inductive coil and touch key-press simultaneously.Such as namely Chinese patent ZL201020103676.0 discloses a kind of capacitance type touch key, touch key-press is arranged on circuit boards, but it can not arrange rf signal reception coil on circuit boards simultaneously, will be appreciated that, if want to arrange rf signal reception coil, also need to set up separately for controlling received RF signal circuit board.This circuit board be provided separately also exists complex structure, taking up room utilizes the shortcomings such as streamlining management more greatly, not.
But people generally can not consider the two merging to be arranged on same circuit board.This is because, those skilled in the art it is generally acknowledged, when the receiving coil receiving contactless card signal is arranged on same circuit board with the touch key-press receiving touch signal, the micro-current that one of receiving coil and touch key-press produce in induction or touch moment disturbs to another generation wherein, thus causes the uncertainty of control.The fact is also like this, if when simply the receiving coil receiving contactless card signal being arranged on same circuit board with the touch key-press receiving touch signal, to signal disturbing be there is between receiving coil and touch key-press, and cause wherein one group of signal insensitive, time serious, make system work.The circuit of erasure signal interference in prior art, design is complicated, and production cost is high, maintenance is inconvenient, the more important thing is the response time greatly increasing system, makes poor user experience.
Utility model content
The utility model is the shortcoming such as the production cost existed in the above-mentioned prior art mentioned is high, poor user experience in order to solve, the technology of a kind of signal receiving coil and the coplanar setting of touch key-press is provided, signal receiving coil and touch key-press can be arranged on same circuit board by it, structure is more compact, and signal does not interfere with each other and fast response time each other, Consumer's Experience is good.
Particularly, the utility model provides a kind of inductive component receiving contactless card signal and touch signal, it comprises circuit board, described circuit board be provided be electrically connected to each other main control chip, touch chip, multiple touch sensible module connect with described touch chip electrical respectively and the power supply chip that electric power is provided, it is characterized in that:
Described circuit board is also provided with a Card Reader chip and a signal receiving module connect with described Card Reader chip electrical,
Described Card Reader chip produces for controlling described signal receiving module the electromagnetic field that activates contactless card, and receives the contactless card signal of described contactless card, and described touch chip receives the touch signal produced by described touch sensible module;
Described main control chip comprises clock module, detection module and control module, described control module comprises dormant state and state of activation, the control module that described clock module is used for waking up by the time interval of the multiple continuous decile preset dormant state enters state of activation
Described control module comprises the first drive pattern and the second drive pattern in active state,
Described control module is used for driving Card Reader chip under the first drive pattern, drives and touch chip under the second drive pattern;
Described detection module is used for detecting Card Reader chip under the first drive pattern of described control module and whether receives contactless card signal, and whether detection touch chip receives touch signal under the second drive pattern of described control module.
Preferably, a kind of inductive component receiving touch signal and contactless card signal, it comprises circuit board, described circuit board be provided be electrically connected to each other main control chip, touch chip, multiple touch sensible module connect with described touch chip electrical respectively and the power supply chip that electric power is provided, it is characterized in that:
Described circuit board is also provided with a Card Reader chip and a signal receiving module connect with described Card Reader chip electrical,
Described Card Reader chip produces for controlling described signal receiving coil the electromagnetic field that activates contactless card, and receives the contactless card signal of described contactless card, and described touch chip receives the touch signal produced by described touch sensible module;
Described main control chip comprises clock module, detection module and control module, described control module comprises dormant state and state of activation, the control module that described clock module is used for waking up by the time interval of the multiple continuous decile preset dormant state enters state of activation
Described control module comprises the first drive pattern and the second drive pattern in active state,
Described control module is used for driving under the first drive pattern touching chip, drives Card Reader chip under the second drive pattern;
Described detection module is used for detecting under the first drive pattern of described control module and touches chip and whether receive touch signal, and under the second drive pattern of described control module, detects Card Reader chip whether receive contactless card signal.
Preferably, described touch sensible module is touch key-press.
Preferably, described signal receiving module is signal receiving coil.
Preferably, described signal receiving coil arranges around described touch key-press and forms closed-loop path.
Preferably, the described time interval is 220-250 millisecond.
Preferably, the described time interval is 250 milliseconds.
Preferably, a kind of induction system receiving contactless card signal and touch signal, it comprises described inductive component and the contact panel for covering described inductive component, described contact panel is provided with multiple touch key-press interface, the position of described multiple touch key-press interface is corresponding with touch key-press, for inputting touch signal to touch key-press.
Preferably, described power supply chip comprises analog power chip and digital power chip, and described analog power chip is used for providing power supply for described Card Reader chip; Described digital power chip is used for for control chip, touches chip and provide power supply, and provides power supply for the output level of Card Reader chip.
Preferably, described Card Reader chip connects described control module by SPI communication interface, and described touch chip connects described control module by IIC communication interface.
The contactless card signal receiving coil being used for reading contactless card and the touch key-press that is used for touch sensitive signal are arranged on same of circuit board by the utility model, and signal receiving coil is coiled into multiple buttons that touch keyboard by a polygon frame.In the dormant state, every 250 milliseconds of main control chip is activated once by the clock module of its inside, after main control chip is waken up, first start Card Reader chip, then start detection module detects the contactless card signal whether having contactless card, if there is induction card signal, then checking contactless card signal is verified, if do not had, then close Card Reader chip, then main control chip starts touch chip, detection module detects whether have touch signal, detect that button is pressed and namely be there is the checking that touch signal then starts touch signal, otherwise, close and touch chip, again enter dormant state, until be activated next time.
It can thus be appreciated that detection contactless card signal of the present utility model is successively carry out with detecting touch signal, and one of them is when work, and another one is in off working state, so just there is not the problem of interference.And, when contactless card signal and touch signal all do not detect, its operational process quickly, only need the time of tens microseconds, for the operation of people, synchronously carry out, contactless card and touch key-press work each other and do not interfere with each other, user's result of use is splendid, solves the existing technology barriers that signal receiving coil and touch key-press can not to be arranged on lower cost on one piece of circuit board, overcomes relevant technology prejudice.
Accompanying drawing explanation
Brief description is done to accompanying drawing of the present utility model below:
Fig. 1 is the structural representation of induction panel of the present utility model;
Fig. 2 is the structural representation of the contact panel of induction system of the present utility model;
Fig. 3 is the structural representation of main control chip of the present utility model;
Fig. 4 is the circuit diagram of main control chip of the present utility model;
Fig. 5 is the circuit diagram of Card Reader chip of the present utility model;
Fig. 6 is the circuit diagram of touch chip of the present utility model.
Fig. 7 is workflow schematic diagram of the present utility model.
Embodiment
Below in conjunction with accompanying drawing and embodiment, structure and working principle of the present utility model is further explained:
First embodiment of the present utility model provides a kind of inductive component receiving contactless card signal and touch signal, and as shown in Figure 1, it comprises circuit board 1 and contactless card signal receiving coil 11 disposed thereon and touch key-press 12.
Be understandable that, contactless card signal receiving coil also can replace with the signal receiving device that other are applicable to receive contactless card signal, and touch key-press also can replace with the touch sensible terminal being applicable to touch sensitive signal, such as fingerprint reading head arrangement.
Circuit board 1 is also provided with the main control chip 2, Card Reader chip 3, touch chip 4 and the power supply chip 5 that are electrically connected to each other.Touch on chip 4 and be provided with touch sensor 41, touch sensor 41 is electrically connected with touch key-press 12, and signal receiving coil 11 arranges around part or all of touch key-press 12 is closed and is electrically connected with Card Reader chip 3 on the circuit card 1.Preferably, circuit board 1 is flexible PCB.
As shown in Figures 3 and 4, main control chip 2 inside is provided with the control module 21, clock module 22 and the detection module 23 that are electrically connected to each other, clock module 22 is according to time interval active control module 21, control module 21 comprises the first drive pattern and the second drive pattern in active state, control module 21 drives Card Reader chip 3 to make its initialization under the first drive pattern, touch chip 4 and be not in off working state by driving, under the second drive pattern, drive touch chip 4 to make its initialization, Card Reader chip 3 is not in off working state by driving.
The time interval N1 of the multiple continuous decile that control module 21 pre-sets according to its inside, N2.....Nn is activated, under the first drive pattern, Card Reader chip 3 is driven immediately after being activated, and detect Card Reader chip 3 and whether receive contactless card signal from contactless card, if detect in Card Reader chip 3 and received contactless card signal, then main control chip 2 pairs of contactless card signals process, judge whether this contactless card signal is approved contactless card signal, control control module 21 according to testing result and send the order whether performing instruction, if contactless card signal is approved contactless card signal, then control module 21 sends the order performing instruction, such as, if this induction panel is applied on the switch of intelligent door lock, if this contactless card signal is approved contactless card signal, control module sends execution instruction.If contactless card signal is not approved contactless card signal or the input not having contactless card signal in Card Reader chip 3 detected, then control module 21 enters the second drive pattern.
Owns the handling procedure that " send and perform instruction " refers to start button/contactless card herein and in this paper embodiment, as being applied in intelligent door lock field, then the action component of control module to intelligent door lock sends action command, and action component performs locking and/or the unlocking motion of intelligent door lock according to instruction.
Under the second drive pattern, control module 21 is closed Card Reader chip 3 and is driven and touches chip 4.Receive detection module 23 detection touch chip 4 and whether receive touch signal.Input if any touch signal, then main control chip 2 pairs of touch signals process, judge whether this touch signal is approved contactless card signal, and the order whether performing instruction is sent according to result, if contactless card signal is approved touch signal, then control module 21 sends the order performing instruction, if contactless card signal is for not approved touch signal or do not have touch signal to input, then control module 21 enters dormant state equally, wait for and arrive time interval next time, again activate, repeat aforesaid operations.
Clock module 22 is according to time interval active control module 21, the time interval is 220-250 millisecond, be preferably 250 milliseconds, when contactless card signal and touch signal all do not detect, its operational process quickly, only need the time of tens microseconds, for the operation of people, synchronously carry out.
In another embodiment, with above-described embodiment unlike changing the driving order touching chip and Card Reader chip, namely, control module 21 drives and touches chip 4 under the first drive pattern, detection module detects touch chip 4 and whether receives touch signal, input if any touch signal, then main control chip 2 pairs of touch signals process, the second drive pattern is then entered as there is no touch signal, and after entering the second drive pattern, close touch chip 4 and drive Card Reader chip 3, detection module detects Card Reader chip 3 and whether receives contactless card signal, input as there is no contactless card signal, then control module 21 enters dormant state equally, wait for and arrive time interval next time, again activate, repeat aforesaid operations.
Card Reader chip 3 control signal receiving coil 11 produces and activates the electromagnetic field of contactless card, thus receives and read the contactless card signal of contactless card, and in actual applications, contactless card can be short-range radio frequency contactless card, or other short distance contactless cards.Touch chip 4 touch signal produced in touch key-press 12 to be transferred in the touch sensor 41 being arranged on and touching on chip 4.
Power supply chip 5 is for providing power supply for other modules, and power supply chip 5 comprises analog power chip and digital power chip, and analog power chip is used for providing power supply for Card Reader chip 3; Digital power chip is used for for control chip 2 and touches chip 4 and provide power supply, and provides power supply for the output level of Card Reader chip 3, ensures the IO level match of the signal that Card Reader chip exports and control chip.
The utility model also provides a kind of induction system, as shown in Figure 2, and it contact panel 10 comprising circuit board 1 and be located thereon.Circuit board 1 is provided with the main control chip 2, Card Reader chip 3, touch chip 4 and the power supply chip 5 that are electrically connected to each other, circuit board 1 is also provided with signal receiving coil 11 and touch key-press 12, contact panel 10 is provided with multiple touch key-press interface 121, the position of multiple touch key-press interface 121 is corresponding with touch key-press 12, for inputting touch signal to touch key-press, operating personnel by touch signal input value touch key-press 12, and can transfer to touch sensor 41 further by touch key-press interface 121.
As shown in Figure 5, Card Reader chip 3 is by SPI communication interface link control module 21, and analog power chip provides electric energy for Card Reader chip 3, and digital power chip is stabilized voltage supply, it can provide IO output level for Card Reader chip, to mate the communication level between control module 21.Card Reader chip 3 is also provided with power amplifier module, and the crystal oscillator Y1 of 13.56MHz and load capacitance C48, C49 form crystal oscillating circuit for Card Reader chip 3 provides clock module, and clock module provides clock alignment for Card Reader chip 3; Card Reader chip 3 is electrically connected signal receiving coil 11, carries out communication by signal receiving coil 11 and contactless card, receives the contactless card signal of contactless card.
As shown in Figure 6, touch chip 4 by current-limiting resistance R41, R42, R43 connect touch key-press 12, and receive touch information, touch key-press is capacitance type touch key, touch chip 4 by IIC communication interface link control module 21.
Be further explained principle of work of the present utility model below: as shown in Figure 7, it comprises the following steps:
Clock module 23 enters state of activation according to the time interval active control module 21 preset, and control module 21 enters the first drive pattern immediately, controls detection module 22 and detects Card Reader chip and whether receive induced signal in contactless card signal and figure; When receiving contactless card signal, control module 21 judges the validity of the contactless card signal received and performs instruction when signal is effective, when contactless card invalidating signal or when not receiving contactless card signal, control module 21 enters the second drive pattern and controls detection module 22 detection touch chip whether receive touch signal; When receiving touch signal, control module 21 judges the validity of the touch signal received and performs instruction when signal is effective, and when touch signal is invalid or when not receiving touch signal, control module 21 enters dormant state, waits for and being activated next time.
Or in a further embodiment, clock module 23 activates described control module according to the time interval of presetting and enters state of activation, and control module 21 enters the first drive pattern immediately, control detection module 22 detection touch chip and whether receive touch signal; When receiving touch signal, control module 21 judges the validity of the touch signal received and performs instruction when signal is effective, when touch signal is invalid or when not receiving touch signal, control module 21 enters the second drive pattern and controls detection module detection Card Reader chip whether receive contactless card signal; When receiving contactless card signal, control module 21 judges the validity of the contactless card signal received and performs instruction when signal is effective, and when contactless card invalidating signal or when not receiving contactless card signal, control module 21 enters dormant state.
Be further explained below in conjunction with the course of work of specific embodiment to inducing method of the present utility model:
Working Examples 1
This induction system is applied to intelligent door lock field, operating personnel utilize contactless card to respond to, its workflow is as follows: Card Reader chip 3 control signal receiving coil 11 produces the electromagnetic field activating contactless card, receive and read the contactless card signal of contactless card, first control module 21 drives Card Reader chip 3 after being activated by time module, whether detection module 23 detects Card Reader chip 3 input of induction card signal, now detection module 23 detects that Card Reader chip 3 has the input of induction card signal, control module 21 pairs of contactless card signals process, identify whether this contactless card signal is approved contactless card signal, if this contactless card signal is approved contactless card signal, then intelligent door lock can open or close, if this contactless card signal is not approved contactless card signal, then intelligent door lock can not be opened or closed.
Working Examples 2
This induction system is applied to intelligent door lock field, operating personnel utilize touch key-press to respond to, its workflow is as follows: Card Reader chip 3 control signal receiving coil 11 produces the electromagnetic field activating contactless card, receive and read the contactless card signal of contactless card, first control module 21 drives Card Reader chip 3 after being activated by time module, whether detection module 23 detects Card Reader chip 3 input of induction card signal, now detection module 23 detects that Card Reader chip 3 does not have contactless card signal to input, then control module closes Card Reader chip 3, and drive touch chip 4, whether detection module 23 detects touch chip 4 has touch signal to input, control module 21 pairs of touch signals process, identify whether this touch signal is approved touch signal, if this touch signal is approved touch signal, then intelligent door lock can open or close, if this touch signal is not approved touch signal, then intelligent door lock can not be opened or closed.
The contactless card signal receiving coil being used for reading contactless card and the touch key-press that is used for touch sensitive signal are arranged on same of circuit board by the utility model, and signal receiving coil is coiled into all or part of button that touch keyboard by a rectangle frame.In the dormant state, every 250 milliseconds of main control chip is activated once by the clock module of its inside, after main control chip is waken up, first start Card Reader chip, then start detection module detects the contactless card signal whether having contactless card, if there is induction card signal, then contactless card signal is verified, if do not had, then close Card Reader chip, then main control chip starts touch chip, detection module detects whether have touch signal, detect that button is pressed and namely be there is the checking that touch signal then starts touch signal, otherwise, close and touch chip, again enter dormant state, until be activated next time.
It can thus be appreciated that detection contactless card signal of the present utility model is successively carry out with detecting touch signal, and one of them is when work, and another one is in off working state, so just there is not the problem of interference.And when contactless card signal and touch signal all do not detect, its operational process quickly, only need the time of tens microseconds, for the operation of people, synchronously carry out, contactless card and touch key-press work each other and do not interfere with each other, and user's result of use is splendid.
Last it is noted that above-described each embodiment is only for illustration of the technical solution of the utility model, be not intended to limit; Although be described in detail the utility model with reference to previous embodiment, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in previous embodiment, or to wherein partly or entirely technical characteristic carry out equivalent replacement; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the scope of each embodiment technical scheme of the utility model.
Claims (10)
1. one kind receives the inductive component of touch signal and contactless card signal, it comprises circuit board, described circuit board be provided be electrically connected to each other main control chip, touch chip, multiple touch sensible module connect with described touch chip electrical respectively and the power supply chip that electric power is provided, it is characterized in that:
Described circuit board is also provided with a Card Reader chip and a signal receiving module connect with described Card Reader chip electrical;
Described Card Reader chip produces for controlling described signal receiving module the electromagnetic field that activates contactless card, and receives the contactless card signal of described contactless card, and described touch chip receives the touch signal produced by described touch sensible module;
Described main control chip comprises clock module, detection module and control module, described control module comprises dormant state and state of activation, the control module that described clock module is used for waking up by the time interval of the multiple continuous decile preset dormant state enters state of activation
Described control module comprises the first drive pattern and the second drive pattern in active state,
Described control module is used for driving Card Reader chip under the first drive pattern, drives and touch chip under the second drive pattern;
Described detection module is used for detecting Card Reader chip under the first drive pattern of described control module and whether receives contactless card signal, and whether detection touch chip receives touch signal under the second drive pattern of described control module.
2. one kind receives the inductive component of touch signal and contactless card signal, it comprises circuit board, described circuit board be provided be electrically connected to each other main control chip, touch chip, multiple touch sensible module connect with described touch chip electrical respectively and the power supply chip that electric power is provided, it is characterized in that:
Described circuit board is also provided with a Card Reader chip and a signal receiving module connect with described Card Reader chip electrical,
Described Card Reader chip produces for controlling described signal receiving coil the electromagnetic field that activates contactless card, and receives the contactless card signal of described contactless card, and described touch chip receives the touch signal produced by described touch sensible module;
Described main control chip comprises clock module, detection module and control module, described control module comprises dormant state and state of activation, the control module that described clock module is used for waking up by the time interval of the multiple continuous decile preset dormant state enters state of activation
Described control module comprises the first drive pattern and the second drive pattern in active state,
Described control module is used for driving under the first drive pattern touching chip, drives Card Reader chip under the second drive pattern;
Described detection module is used for detecting under the first drive pattern of described control module and touches chip and whether receive touch signal, and under the second drive pattern of described control module, detects Card Reader chip whether receive contactless card signal.
3. the inductive component of reception touch signal according to claim 1 and 2 and contactless card signal, is characterized in that: described touch sensible module is touch key-press.
4. the inductive component of reception touch signal according to claim 3 and contactless card signal, is characterized in that: described signal receiving module is signal receiving coil.
5. the inductive component of reception touch signal according to claim 4 and contactless card signal, is characterized in that: described signal receiving coil arranges around described touch key-press and forms closed-loop path.
6. the inductive component of reception touch signal according to claim 1 and 2 and contactless card signal, is characterized in that: the described time interval is 220-250 millisecond.
7. the inductive component of reception touch signal according to claim 6 and contactless card signal, is characterized in that: the described time interval is 250 milliseconds.
8. one kind receives the induction system of contactless card signal and touch signal, it is characterized in that: it comprises inductive component as described in any one of claim 1-4 and the contact panel for inductive component as described in covering, described contact panel is provided with multiple touch key-press interface, the position of described multiple touch key-press interface is corresponding with touch key-press, for inputting touch signal to touch key-press.
9. the induction system of reception contactless card signal according to claim 8 and touch signal, is characterized in that: described power supply chip comprises analog power chip and digital power chip, and described analog power chip is used for providing power supply for described Card Reader chip; Described digital power chip is used for for control chip, touches chip and provide power supply, and provides power supply for the output level of Card Reader chip.
10. the induction system of reception contactless card signal according to claim 8 and touch signal, is characterized in that: described Card Reader chip connects described control module by SPI communication interface, and described touch chip connects described control module by IIC communication interface.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520892392.7U CN205091722U (en) | 2015-11-10 | 2015-11-10 | Receive response subassembly and induction system of touch signal and response card signal |
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| CN201520892392.7U CN205091722U (en) | 2015-11-10 | 2015-11-10 | Receive response subassembly and induction system of touch signal and response card signal |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105242811A (en) * | 2015-11-10 | 2016-01-13 | 佛山市汇泰龙智能科技有限公司 | Sensing module, sensing system and sensing method for receiving touch signal and sensing card signal |
| CN109035526A (en) * | 2018-08-08 | 2018-12-18 | 曹汉添 | Door lock card reading and touch key-press information controlling mechanism |
| CN111144520A (en) * | 2019-12-10 | 2020-05-12 | 惠州拓邦电气技术有限公司 | IC card read-write method, device, storage medium and intelligent lock |
| CN112435373A (en) * | 2020-11-24 | 2021-03-02 | 惠州拓邦电气技术有限公司 | Electronic lock work control method and device and electronic lock |
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2015
- 2015-11-10 CN CN201520892392.7U patent/CN205091722U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105242811A (en) * | 2015-11-10 | 2016-01-13 | 佛山市汇泰龙智能科技有限公司 | Sensing module, sensing system and sensing method for receiving touch signal and sensing card signal |
| CN105242811B (en) * | 2015-11-10 | 2019-02-26 | 佛山市汇泰龙智能科技有限公司 | A kind of inductive component, induction system and inducing method for receiving touch signal and incuding card signal |
| CN109035526A (en) * | 2018-08-08 | 2018-12-18 | 曹汉添 | Door lock card reading and touch key-press information controlling mechanism |
| CN111144520A (en) * | 2019-12-10 | 2020-05-12 | 惠州拓邦电气技术有限公司 | IC card read-write method, device, storage medium and intelligent lock |
| CN111144520B (en) * | 2019-12-10 | 2023-09-29 | 惠州拓邦电气技术有限公司 | IC card read-write method and device, storage medium and intelligent lock |
| CN112435373A (en) * | 2020-11-24 | 2021-03-02 | 惠州拓邦电气技术有限公司 | Electronic lock work control method and device and electronic lock |
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