CN110264693A - A kind of device and method that wired dry contact signal is converted to wireless signal transmission - Google Patents
A kind of device and method that wired dry contact signal is converted to wireless signal transmission Download PDFInfo
- Publication number
- CN110264693A CN110264693A CN201910593037.2A CN201910593037A CN110264693A CN 110264693 A CN110264693 A CN 110264693A CN 201910593037 A CN201910593037 A CN 201910593037A CN 110264693 A CN110264693 A CN 110264693A
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- Prior art keywords
- resistance
- capacitor
- dry contact
- diode
- wired
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Classifications
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- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
- G08C17/02—Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
- H02M7/02—Conversion of ac power input into dc power output without possibility of reversal
- H02M7/04—Conversion of ac power input into dc power output without possibility of reversal by static converters
- H02M7/12—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M7/21—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
- H02M7/217—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
- H04N7/183—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast for receiving images from a single remote source
- H04N7/186—Video door telephones
Abstract
The invention discloses a kind of device and methods that wired dry contact signal is converted to wireless signal transmission, including concentrated collection unit, terminal device；The concentrated collection unit, including the reception of wireless communication module, power supply, information, information collection and intelligent control；The terminal device, including wireless communication unit, dry contact input and output and control mechanism, key, indicator light, MCU and the selection of dry contact input signal.It is proposed by the present invention to be respectively provided with wireless module in security type equipment and acquisition system both ends, be connected with central controller in such a way that USB turns serial ports, equipment with dry contact function uses embedded mode, the information that dry contact acts effectively and accurately is transferred to acquisition center, simple and quick, implementation is easy.
Description
Technical field
The present invention relates to the technical fields such as wired, wireless telecommunications, belong to smart home industry.It through the invention will be wired
Product with dry contact output realizes the transformation of wireless transmission and the realization of function.
Background technique
Conventional security type equipment is all by wired mode, i.e. dry contact is linked into acquisition system, time-consuming and laborious, construction
Cost is larger.
The existing intellectual product with safety protection function has and cannot directly be connected directly with concentration system acquisition system, simply
Equipment interconnection can but introduce the docking of system, project reach increase with engineering construction complexity it is very much.
Summary of the invention
Goal of the invention: providing a kind of device and method that wired dry contact signal is converted to wireless signal transmission, with solution
The certainly above problem.
Technical solution: a kind of device that wired dry contact signal is converted to wireless signal transmission, including concentrated collection list
Member, terminal device；
The concentrated collection unit, including wireless communication module, power supply, information receiving module, information acquisition module and intelligence
Energy control module；
The terminal device, including wireless communication unit, dry contact input and output, control mechanism, key, indicator light, MCU and dry
Contact input signal behavior unit.
According to an aspect of the present invention, the information acquisition module is monitoring device, intelligent entrance guard and fence, tool
Body shows as the rotation that monitoring device is remotely controlled by some mechanical structure, the functions such as focusing；Face head is acquired by gate inhibition
Picture or license plate number are transmitted to controlling terminal, compare with database, realize Intelligent gate.
According to an aspect of the present invention, the intelligent control module can be realized some operations and control function.
According to an aspect of the present invention, the concentrated collection unit further include equipment connection indicator light, setting button,
USB interface.
According to an aspect of the present invention, the equipment connection indicator light is used to refer to successful connection/status of fail sum number
According to interactive detection.
According to an aspect of the present invention, the setting button is used for and terminal device carries out matched interactive entrance.
According to an aspect of the present invention, the USB interface is for being conveniently and efficiently linked into acquisition system.
According to an aspect of the present invention, the wireless communication unit for sending and receiving wireless data, and is institute
State the information that concentrated collection unit is sent, between use AES-128 cipher mode, and formulate communications protocol, establish communication.
According to an aspect of the present invention, the wireless communication unit is Zigbee chip, wifi chip, z-wave core
Piece, 433MHz chip, Bluetooth chip.
According to an aspect of the present invention, the dry contact input and output, the dry contact comprising outputting and inputting function are defeated
The dry contact for entering function is used to the changed information of the mode bit of the control mechanism passing to the concentrated collection unit
Handled, show and be presented to the user in face of, the dry contact of output function is used for the control sent by the concentrated collection unit
System order, to execute the movement of switch connection or disconnection.
According to an aspect of the present invention, the control mechanism is the anti-of actuating of relay circuit either on off operating mode
Feedback.
According to an aspect of the present invention, the key and indicator light are for acquisition unit in set of matches.
According to an aspect of the present invention, the data analysis of the MCU processing wireless signal.
According to an aspect of the present invention, the dry contact input signal selection is defeated for solving to encounter in practical application
The signal for entering or exporting realizes the case where both signals can access by this option and installment.
According to an aspect of the present invention, the power supply is AC/DC, DC/DC constant voltage source, by the exchange of input
Stable DC source needed for alternating current is converted into the terminal device each unit.
According to an aspect of the present invention, the power supply circuit, including transformer TR1, rectifier bridge BR1, integrated circuit U1,
Capacitor C1, capacitor C2, capacitor C3, capacitor C4, capacitor C5, capacitor C6, capacitor C7, capacitor C8, capacitor C9, diode D1, two poles
Pipe D2, diode D3, diode D4, zener diode D5, resistance R1, resistance R2, resistance R3, resistance R4, resistance R5, resistance
R6, resistance R7, resistance R8, resistance R9, resistance R10, resistance R11, technotron Q1:A, technotron Q1:B, three
Pole pipe Q2, triode Q3 and inductance L1, the 1st pin of the transformer TR1 connect input voltage, and the 2nd of the transformer TR1 is drawn
Foot connects input voltage, and the 3rd pin of the transformer TR1 is connect with the 2nd pin of the rectifier bridge BR1, the transformer TR1
The 4th pin connect with the 3rd pin of the rectifier bridge BR1, the 1st pin of rectifier bridge BR1 ground connection, the rectifier bridge
The 4th pin of BR1 respectively with one end of the capacitor C1, one end of the capacitor C2, the integrated circuit U1 the 3rd pin and
The cathode of the diode D1 connects, and the one of the other end of the other end of the capacitor C1 and the capacitor C2, the capacitor C3
End, one end of the resistance R2, the capacitor C4 one end be grounded, the 1st pin of the integrated circuit U1 respectively with it is described
The other end of capacitor C3, the diode D2 one end of positive, described resistance R1 connected with the other end of the resistance R2, institute
State the 2nd pin of integrated circuit U1 respectively with the cathode of positive, the described diode D2 of the diode D1, the resistance R1
The other end, the other end of the capacitor C4, the capacitor C5 one end connected with one end of the resistance R3, the capacitor C5's
The other end is connect with the grid of the other end of the resistance R3, the technotron Q1:A respectively, the junction field
The source electrode of pipe Q1:A is connect with one end of the resistance R4, the other end of the resistance R4 respectively with one end of the resistance R5,
One end of the capacitor C8, one end of the capacitor C9, the emitter of the triode Q2 and the zener diode D5 it is negative
Pole connection, the drain electrode of the technotron Q1:A and the drain electrode of the technotron Q1:B, the capacitor C6 one
End connects supply voltage, and the source electrode of the technotron Q1:B is connect with the other end of the resistance R5, the junction type field
The grid of effect pipe Q1:B respectively with the other end of the capacitor C6, one end of the resistance R6, one end of the capacitor C7, institute
The one end for stating inductance L1 is connected with the cathode of the diode D3, and one end of the other end of the resistance R6 and the resistance R7 connect
It connects, the other end of the capacitor C7 is connect with the cathode of the other end of the resistance R7, the diode D4 respectively, the inductance
The other end of positive, described capacitor C8, one end of the resistance R8, the resistance R9 of the other end of L1 and the diode D4
One end and the resistance R11 a termination output voltage, the other end of the resistance R8 collection with the triode Q2 respectively
Electrode, the triode Q2 base stage connected with the base stage of the triode Q3, the other end of the resistance R9 respectively with it is described
The collector of triode Q3 connects, and the emitter of the triode Q3 is connect with one end of the resistance R10, the diode D3
Anode and the other end of the capacitor C9, positive, the described resistance R10 for stating zener diode D5 the other end and the resistance
The other end of R11 connects output voltage.
According to an aspect of the present invention, the power supply circuit is corresponding power-switching circuit using direct current supply,
Stable DC source needed for the electric main of input is converted into each module of the terminal device.
A method of wired dry contact signal being converted to wireless signal transmission, specific steps include:
Step 1 is powered on to concentrated collection unit and terminal device, is started to be matched and be connected, and realizes data communication；
Step 2, terminal device power on or are attached request by touch potential, after concentrated collection unit receives this request,
It shakes hands, hair can be with communication message to terminal device, and concentrated collection unit and terminal device are connected by indicator light, equipment at this time
It connects that the indicator light is always on or number indicates whether matching succeeds；
After step 3, success, concentrated collection unit and terminal device realize communication.
The utility model has the advantages that proposed by the present invention be respectively provided with wireless module, sum aggregate in security type equipment and acquisition system both ends
Control device be connected in such a way that USB turns serial ports, with dry contact function equipment use embedded mode, dry contact is acted
Information be effectively and accurately transferred to acquisition center, it is simple and quick, implement to be easy.
Detailed description of the invention
Fig. 1 is system block diagram of the invention.
Fig. 2 is concentrated collection cell schematics proposed by the present invention.
Fig. 3 is power supply circuit schematic diagram of the invention.
Each appended drawing reference in figure are as follows: acquisition unit A, terminal device B, equipment connection indicator light 1, setting button 2, concentrate and adopt
Collect cell enclosure 3, USB interface 4.
Specific embodiment
As shown in Figure 1, in this embodiment, a kind of device that wired dry contact signal is converted to wireless signal transmission,
Including concentrated collection unit A, terminal device B；
The concentrated collection unit, including wireless communication module, power supply, information receiving module, information acquisition module and intelligence
Energy control module；
The terminal device, including wireless communication unit, dry contact input and output, control mechanism, key, indicator light, MCU and dry
Contact input signal behavior unit.
In a further embodiment, the information acquisition module be monitoring device, intelligent entrance guard and fence, specifically
Show as the rotation that monitoring device is remotely controlled by some mechanical structure, the functions such as focusing；Face head portrait is acquired by gate inhibition,
Or license plate number is transmitted to controlling terminal, compares with database, realizes Intelligent gate.
In a further embodiment, the intelligent control module can be realized some operations and control function.
In a further embodiment, the concentrated collection unit further include equipment connection indicator light 1, setting button 2,
USB interface 4.
In a still further embodiment, the equipment connection indicator light 1 is used to refer to successful connection/status of fail sum number
According to interactive detection.
In a still further embodiment, the setting button 2 is used for and terminal device carries out matched interactive entrance.
In a still further embodiment, the USB interface 4 is for being conveniently and efficiently linked into acquisition system.
In a further embodiment, the wireless communication unit for sending and receiving wireless data, and is described
The information that concentrated collection unit is sent, between use AES-128 cipher mode, and formulate communications protocol, establish communication.
In a still further embodiment, the wireless communication unit is Zigbee chip, wifi chip, z-wave core
Piece, 433MHz chip, Bluetooth chip.
In a further embodiment, the dry contact input and output, the dry contact comprising outputting and inputting function, input
The dry contact of function be used to by the changed information of the mode bit of the control mechanism pass to the concentrated collection unit into
Row processing, show and be presented to the user in face of, the dry contact of output function is used for the control sent by the concentrated collection unit
Order, to execute the movement of switch connection or disconnection.
In a further embodiment, the control mechanism is the feedback of actuating of relay circuit either on off operating mode.
In a further embodiment, the key and indicator light are for acquisition unit in set of matches.
In a further embodiment, the data analysis of the MCU processing wireless signal.
In a further embodiment, the dry contact input signal selection is for solving that input can be encountered in practical application
Or the signal of output realizes the case where both signals can access by this option and installment.
In a further embodiment, the power supply is AC/DC, DC/DC constant voltage source, by the exchange city of input
Stable DC source needed for electricity is converted into the terminal device each unit.
In a still further embodiment, the power supply circuit, including transformer TR1, rectifier bridge BR1, integrated circuit U1,
Capacitor C1, capacitor C2, capacitor C3, capacitor C4, capacitor C5, capacitor C6, capacitor C7, capacitor C8, capacitor C9, diode D1, two poles
Pipe D2, diode D3, diode D4, zener diode D5, resistance R1, resistance R2, resistance R3, resistance R4, resistance R5, resistance
R6, resistance R7, resistance R8, resistance R9, resistance R10, resistance R11, technotron Q1:A, technotron Q1:B, three
Pole pipe Q2, triode Q3 and inductance L1, the 1st pin of the transformer TR1 connect input voltage, and the 2nd of the transformer TR1 is drawn
Foot connects input voltage, and the 3rd pin of the transformer TR1 is connect with the 2nd pin of the rectifier bridge BR1, the transformer TR1
The 4th pin connect with the 3rd pin of the rectifier bridge BR1, the 1st pin of rectifier bridge BR1 ground connection, the rectifier bridge
The 4th pin of BR1 respectively with one end of the capacitor C1, one end of the capacitor C2, the integrated circuit U1 the 3rd pin and
The cathode of the diode D1 connects, and the one of the other end of the other end of the capacitor C1 and the capacitor C2, the capacitor C3
End, one end of the resistance R2, the capacitor C4 one end be grounded, the 1st pin of the integrated circuit U1 respectively with it is described
The other end of capacitor C3, the diode D2 one end of positive, described resistance R1 connected with the other end of the resistance R2, institute
State the 2nd pin of integrated circuit U1 respectively with the cathode of positive, the described diode D2 of the diode D1, the resistance R1
The other end, the other end of the capacitor C4, the capacitor C5 one end connected with one end of the resistance R3, the capacitor C5's
The other end is connect with the grid of the other end of the resistance R3, the technotron Q1:A respectively, the junction field
The source electrode of pipe Q1:A is connect with one end of the resistance R4, the other end of the resistance R4 respectively with one end of the resistance R5,
One end of the capacitor C8, one end of the capacitor C9, the emitter of the triode Q2 and the zener diode D5 it is negative
Pole connection, the drain electrode of the technotron Q1:A and the drain electrode of the technotron Q1:B, the capacitor C6 one
End connects supply voltage, and the source electrode of the technotron Q1:B is connect with the other end of the resistance R5, the junction type field
The grid of effect pipe Q1:B respectively with the other end of the capacitor C6, one end of the resistance R6, one end of the capacitor C7, institute
The one end for stating inductance L1 is connected with the cathode of the diode D3, and one end of the other end of the resistance R6 and the resistance R7 connect
It connects, the other end of the capacitor C7 is connect with the cathode of the other end of the resistance R7, the diode D4 respectively, the inductance
The other end of positive, described capacitor C8, one end of the resistance R8, the resistance R9 of the other end of L1 and the diode D4
One end and the resistance R11 a termination output voltage, the other end of the resistance R8 collection with the triode Q2 respectively
Electrode, the triode Q2 base stage connected with the base stage of the triode Q3, the other end of the resistance R9 respectively with it is described
The collector of triode Q3 connects, and the emitter of the triode Q3 is connect with one end of the resistance R10, the diode D3
Anode and the other end of the capacitor C9, positive, the described resistance R10 for stating zener diode D5 the other end and the resistance
The other end of R11 connects output voltage.
In a further embodiment, each module of the terminal device needs stable DC source, the exchange city of access
Electricity is mismatched with it, the power supply circuit, is corresponding power-switching circuit, by the electric main of input using direct current supply
Stable DC source needed for being converted into each module of the terminal device ensure that each module stability work of the terminal device
Make.
A method of wired dry contact signal being converted to wireless signal transmission, specific steps include:
Step 1 is powered on to concentrated collection unit and terminal device, is started to be matched and be connected, and realizes data communication；
Step 2, terminal device power on or are attached request by touch potential, after concentrated collection unit receives this request,
It shakes hands, hair can be with communication message to terminal device, and concentrated collection unit and terminal device are connected by indicator light, equipment at this time
It connects that the indicator light is always on or number indicates whether matching succeeds；
After step 3, success, concentrated collection unit and terminal device realize communication.
In short, the invention has the following advantages that proposed by the present invention fill respectively in security type equipment and acquisition system both ends
Have that wireless module is connected with central controller in such a way that USB turns serial ports, the equipment with dry contact function uses embedded side
The information that dry contact acts effectively and accurately is transferred to acquisition center by formula, and simple and quick, implementation is easy.
It is further to note that premises equipment requests matching is to power on activly request or realized by touch potential,
And success or not is always on number by indicator light, is all in the range of present invention description.
Concentrated collection unit allows or forbids allowing all being description of the invention range by the number of key and indicator light
It is interior.
For terminal device, the selection of input mode is also the content of the invention described by a configuration.
Claims (10)
1. a kind of device that wired dry contact signal is converted to wireless signal transmission, including concentrated collection unit, terminal device；
The concentrated collection unit, including wireless communication module, power supply, information receiving module, information acquisition module and intelligence
Energy control module；
The terminal device, including wireless communication unit, dry contact input and output, control mechanism, key, indicator light, MCU and dry
Contact input signal behavior unit.
2. a kind of device that wired dry contact signal is converted to wireless signal transmission according to claim 1, feature
It is, the information acquisition module is monitoring device, intelligent entrance guard and fence.
3. a kind of device that wired dry contact signal is converted to wireless signal transmission according to claim 1, feature
It is, the concentrated collection unit further includes equipment connection indicator light, setting button, USB interface.
4. a kind of device that wired dry contact signal is converted to wireless signal transmission according to claim 1, feature
It is, the wireless communication unit using AES-128 cipher mode, and formulates communications protocol, builds with the concentrated collection unit
Vertical communication is zigbee, wifi, z-wave, 433MHz or bluetooth.
5. a kind of device that wired dry contact signal is converted to wireless signal transmission according to claim 1, feature
It is, the dry contact input and output, the dry contact comprising outputting and inputting function.
6. a kind of device that wired dry contact signal is converted to wireless signal transmission according to claim 1, feature
It is, the control mechanism, is the feedback of actuating of relay circuit either on off operating mode.
7. a kind of device that wired dry contact signal is converted to wireless signal transmission according to claim 1, feature
It is, the power supply, is AC/DC, DC/DC constant voltage source.
8. a kind of device that wired dry contact signal is converted to wireless signal transmission according to claim 1, feature
It is, the terminal device further includes power supply circuit, is corresponding power-switching circuit using direct current supply.
9. a kind of device that wired dry contact signal is converted to wireless signal transmission according to claim 8, feature
It is, the power supply circuit, including transformer TR1, rectifier bridge BR1, integrated circuit U1, capacitor C1, capacitor C2, capacitor C3, electricity
Hold C4, capacitor C5, capacitor C6, capacitor C7, capacitor C8, capacitor C9, diode D1, diode D2, diode D3, diode D4,
Zener diode D5, resistance R1, resistance R2, resistance R3, resistance R4, resistance R5, resistance R6, resistance R7, resistance R8, resistance R9,
Resistance R10, resistance R11, technotron Q1:A, technotron Q1:B, triode Q2, triode Q3 and inductance L1,
The 1st pin of the transformer TR1 connects input voltage, and the 2nd pin of the transformer TR1 connects input voltage, the transformer
The 3rd pin of TR1 is connect with the 2nd pin of the rectifier bridge BR1, the 4th pin and the rectifier bridge of the transformer TR1
The 3rd pin of BR1 connects, the 1st pin ground connection of the rectifier bridge BR1, the 4th pin of the rectifier bridge BR1 respectively with it is described
One end of capacitor C1, one end of the capacitor C2, the 3rd pin of the integrated circuit U1 and the diode D1 cathode connect
Connect, the other end of the capacitor C1 and the other end of the capacitor C2, one end of the capacitor C3, the resistance R2 one end,
One end of the capacitor C4 is grounded, the 1st pin of the integrated circuit U1 respectively with the other end of the capacitor C3, described two
One end of positive, the described resistance R1 of pole pipe D2 is connected with the other end of the resistance R2, the 2nd pin of the integrated circuit U1
Respectively with the cathode of positive, described diode D2 of the diode D1, the other end of the resistance R1, the capacitor C4 it is another
One end, the capacitor C5 one end connected with one end of the resistance R3, the other end of the capacitor C5 respectively with the resistance
The grid connection of the other end of R3, the technotron Q1:A, the source electrode and the electricity of the technotron Q1:A
Hinder one end connection of R4, the other end of resistance R4 one end, described with one end of the resistance R5, the capacitor C8 respectively
One end of capacitor C9, the triode Q2 emitter connected with the cathode of the zener diode D5, the junction field
The drain electrode of pipe Q1:A connects supply voltage, the knot with the drain electrode of the technotron Q1:B, one end of the capacitor C6
The source electrode of type field-effect tube Q1:B is connect with the other end of the resistance R5, the grid of the technotron Q1:B respectively with
The other end of the capacitor C6, one end of the resistance R6, one end of the capacitor C7, the inductance L1 one end and described two
The cathode of pole pipe D3 connects, and the other end of the resistance R6 is connect with one end of the resistance R7, the other end of the capacitor C7
It is connect respectively with the cathode of the other end of the resistance R7, the diode D4, the other end of the inductance L1 and two pole
The other end of positive, described capacitor C8, one end of the resistance R8, one end of the resistance R9 and the resistance R11 of pipe D4
A termination output voltage, the other end of the resistance R8 respectively with the collector of the triode Q2, the triode Q2
Base stage is connected with the base stage of the triode Q3, and the other end of the resistance R9 connects with the collector of the triode Q3 respectively
It connects, the emitter of the triode Q3 is connect with one end of the resistance R10, anode and the capacitor C9 of the diode D3
The other end, state the other end of positive, described resistance R10 of zener diode D5 and the other end of the resistance R11 connect it is defeated
Voltage out.
10. a kind of method that wired dry contact signal is converted to wireless signal transmission, which is characterized in that specific steps include:
Step 1 is powered on to concentrated collection unit and terminal device, is started to be matched and be connected, and realizes data communication；
Step 2, terminal device power on or are attached request by touch potential, after concentrated collection unit receives this request,
It shakes hands, hair can be with communication message to terminal device, and concentrated collection unit and terminal device are connected by indicator light, equipment at this time
It connects that the indicator light is always on or number indicates whether matching succeeds；
After step 3, success, concentrated collection unit and terminal device realize communication.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910593037.2A CN110264693B (en) | 2019-07-03 | 2019-07-03 | Device and method for converting wired main contact point signal into wireless signal for transmission |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910593037.2A CN110264693B (en) | 2019-07-03 | 2019-07-03 | Device and method for converting wired main contact point signal into wireless signal for transmission |
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| CN110264693A true CN110264693A (en) | 2019-09-20 |
| CN110264693B CN110264693B (en) | 2020-12-25 |
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