CN207817743U - A kind of wisdom scenic spot card system - Google Patents
A kind of wisdom scenic spot card system Download PDFInfo
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- CN207817743U CN207817743U CN201721875981.XU CN201721875981U CN207817743U CN 207817743 U CN207817743 U CN 207817743U CN 201721875981 U CN201721875981 U CN 201721875981U CN 207817743 U CN207817743 U CN 207817743U
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Abstract
The utility model discloses a kind of wisdom scenic spot card systems, including data management system, network system, parking lot banister module, gate inhibition's module, self-help selling module and multiple RFID cards, the data management system is equipped with data storage device, the parking lot banister module is equipped with the first RFID read-write device for reading RFID card, gate inhibition's module is equipped with the second RFID read-write device, the self-help selling module is equipped with third RFID read-write device, the data storage device by network system respectively with the first RFID read-write device, second RFID read-write device is connected with third RFID read-write device.In the utility model, tourist need to only hold a RFID card, so that it may with the parking lot and by various gate inhibitions of easily coming in and going out, can be consumed by read-write card, greatly facilitate tourist and play and consume in scenic spot, can be widely applied to card system.
Description
Technical field
The utility model is related to a kind of card system more particularly to a kind of wisdom scenic spot card systems.
Background technology
With continuous universal, various types of use of the continuous development and RFID card application technology of every profession and trade informatization
Demand of the family to the integration information management in place place is also constantly improving.Original informatization framework is applied with information-based
Level can no longer meet user and be cooperateed with to high speed connection, data sharing, linkage, the higher level information of intelligent decision etc.
Change the requirement built with application.
The especially management at scenic spot, entrance guard management, parking lot management, service selling machine management and manual sales' management etc.
Independently of each other, cannot be managed collectively, it has not been convenient to tourist passes in and out and consumes in scenic spot, such as at hot spring scenic spot, tourist drive into
It needs to match parking card when entering forbidden zone, needs to match room card when moving in hotel, find a view area's access card into that must match when hot spring scenic spot
With locker key, when tourist needs when the service selling machine in hot spring scenic spot or hotel is consumed, possible client is not with existing
Gold, it has not been convenient to the consumption of tourist.Therefore need a more convenient management system in tourist.
Utility model content
In order to solve the above-mentioned technical problem, the purpose of this utility model is to propose a kind of more convenient all-purpose card with tourist
System.
Technical solution used by the utility model is：A kind of wisdom scenic spot card system, including data management system,
Network system, parking lot banister module, gate inhibition's module, self-help selling module and multiple RFID cards, in the data management system
Equipped with data storage device, the parking lot banister module is equipped with the first RFID read-write device for reading RFID card, institute
Gate inhibition's module is stated equipped with the second RFID read-write device for reading RFID card, the self-help selling module is equipped with for reading
The third RFID read-write device of RFID card, the data storage device is taken to be filled respectively with the first RFID read-write by network system
It sets, the second RFID read-write device is connected with third RFID read-write device.
Further, the consumption management module includes multiple self-help selling units, and gate inhibition's module includes hotel room
Gate inhibition's unit, scenic spot gate inhibition's unit and locker gate inhibition's unit, the network system respectively with hotel room gate inhibition unit, scenic spot
Gate inhibition's unit is connected with locker gate inhibition's unit.
Further, the self-help selling module includes multiple service selling machines, and each service selling machine is equipped with processing
Device, RFID card readers and cipher input, the processor are defeated with network system, RFID card reader and password respectively
Enter device connection.
Further, the network module includes internet and scenic spot LAN, the data management system respectively with interconnection
Net and scenic spot LAN connection, the scenic spot LAN respectively with the first RFID read-write device, the second RFID read-write device and
Three RFID read-write equipments connect.
Further, further include intelligent terminal, the intelligent terminal is connected to data management system by internet.
Further, the parking lot banister module further includes two-dimensional code scanning device, institute's two-dimensional code scanning device and network
System connects.
Further, each RFID card uses active ultrahigh frequency RFID card, and the ultrahigh frequency RFID card includes control circuit
And radio-frequency interface circuit.
Further, the control circuit includes coding-decoding circuit, microprocessor and memory, the microprocessor respectively with
Coding-decoding circuit is connected with memory.
Further, the radio-frequency interface circuit includes power amplification circuit, up-converter circuit, back-modulation circuit, envelope
The output end of generation circuit and detecting circuit, the coding-decoding circuit passes sequentially through back-modulation circuit, up-converter circuit and work(
The input terminal of rate amplifying circuit connects, the input that the output end of the envelope generation circuit passes through detecting circuit and coding-decoding circuit
End connection.
Further, the power amplification circuit includes the first positive-negative-positive bipolar transistor, the first bipolar npn crystal
Pipe, the second bipolar npn transistor, third bipolar npn transistor, the second positive-negative-positive bipolar transistor, the 4th NPN
Type bipolar transistor, the 5th bipolar npn transistor, first resistor, second resistance, 3rd resistor, the 4th resistance, the 5th
Resistance, the 6th resistance, the 7th resistance, the 8th resistance, adjustable resistance, the tenth resistance, eleventh resistor, twelfth resistor, the tenth
Three resistance, the 14th resistance, the 15th resistance, the 16th resistance, the 17th resistance, the 18th resistance, the first polarized capacitance,
First polarity free capacitor, the second polarized capacitance, the second polarity free capacitor, third polarized capacitance and third polarity free capacitor；
Input terminal of the one end of first polarity free capacitor as power amplification circuit, first polarity free capacitor
The other end is connect with the base stage of one end of 3rd resistor, one end of the 5th resistance and the first positive-negative-positive bipolar transistor respectively, institute
The other end for stating 3rd resistor is connect with one end of the anode of the first polarized capacitance and first resistor respectively, the first resistor
The other end connect power supply, the other end of the 5th resistance and the cathode of the first polarized capacitance be grounded, the first PNP
The emitter of type bipolar transistor is connect with one end of one end of the 4th resistance and eleventh resistor respectively, 11 resistance
The anode of the other end and the second polarized capacitance connect, the cathode of the second polarized capacitance is grounded, first positive-negative-positive
The collector of bipolar transistor is connect with the base stage of one end of the 6th resistance and the second bipolar npn transistor respectively,
The emitter of the 2nd NPN type bipolar transistors and the other end of the 6th resistance are grounded, second polarity free capacitor
It is connected to the inter-collector of the base stage and the second bipolar npn transistor of the 2nd NPN type bipolar transistors, described second
The collector of bipolar npn transistor is connect with the base stage of the second positive-negative-positive bipolar transistor, and second positive-negative-positive is bipolar
For property transistor collector by the 17th resistance eutral grounding, the collector of the second positive-negative-positive bipolar transistor passes through the 16th
Resistance is connect with the base stage of the 5th NPN type bipolar transistors, the emitter ground connection of the 5th bipolar npn transistor,
The collector of the 5th NPN type bipolar transistors emitter and the 15th with the second positive-negative-positive bipolar transistor respectively
One end of resistance connects, and the output end of the other end of the 15th resistance as power amplification circuit, the third is nonpolarity
Capacitance and the 18th resistance are connected between the output end of power amplification circuit and ground, one end connection electricity of the second resistance
Source, the second resistance other end are connect with the anode of one end of the 7th resistance and third polarized capacitance respectively, the third
The other end of the cathode of polarized capacitance and the 4th resistance is connect with the other end of the 15th resistance, the 7th resistance it is another
One end respectively with the collector of the first bipolar npn transistor, the base stage of third bipolar npn transistor and the 8th resistance
One end connection, the collector of the emitter of the first bipolar npn transistor and the second bipolar npn transistor
Connection, the other end of the 8th resistance and the first end of adjustable resistance connect, the second end of the adjustable resistance and the tenth electricity
One end of resistance connects, and the third end of the adjustable resistance is connect with the base stage of the first bipolar npn transistor, the tenth electricity
The other end of resistance is connect with the emitter of the first NPN type bipolar transistors, the collection of the third bipolar npn transistor
Electrode connects power supply, and the emitter of the third bipolar npn transistor passes through twelfth resistor and the 4th bipolar npn
Property transistor base stage connection, the collector of the 4th bipolar npn transistor connects power supply, and the third NPN type is double
The emitter of polar transistor is connect by thirteenth resistor with the other end of the 15th resistance, the 4th bipolar npn
The emitter of transistor is connect by the 14th resistance with the other end of the 15th resistance.
The utility model has the beneficial effects that：A kind of wisdom scenic spot card system, including data management system, network system
System, parking lot banister module, gate inhibition's module, self-help selling module and multiple RFID cards, the data management system are equipped with number
According to storage device, the parking lot banister module is equipped with the first RFID read-write device, and gate inhibition's module is equipped with second
RFID read-write equipments, the self-help selling module are equipped with third RFID read-write device, and the data storage device passes through network
System is connect with the first RFID read-write device, the second RFID read-write device and third RFID read-write device respectively, the RFID card
Module is respectively connected to the first RFID read-write device, the second RFID read-write device and third RFID read-write device.Data management system
System is managed collectively parking lot banister module, gate inhibition's module, self-help selling module by network system, and tourist need to only hold a RFID
Card, so that it may with the parking lot and by various gate inhibitions of easily coming in and going out, while can also be consumed by read-write card, without carrying
Cash greatly facilitates tourist and plays and consume in scenic spot, meets tourist to the high request without cash consumption.
Description of the drawings
Fig. 1 is a kind of structure diagram of wisdom scenic spot card system of the utility model；
Fig. 2 is the structure diagram of self-help selling module；
Fig. 3 is the structure diagram of active ultrahigh frequency RFID card；
Fig. 4 is the analog circuit figure of power amplification circuit.
Specific implementation mode
Referring to Fig.1, a kind of wisdom scenic spot card system, including data management system, network system, parking lot banister mould
Block, gate inhibition's module, self-help selling module and multiple RFID cards, the data management system is equipped with data storage device, described
Parking lot banister module is equipped with the first RFID read-write device for reading RFID card, and gate inhibition's module is equipped with for reading
The second RFID read-write device of RFID card, the self-help selling module is taken to be equipped with the third RFID read-write for reading RFID card
Device, the data storage device by network system respectively with the first RFID read-write device, the second RFID read-write device and
Three RFID read-write devices connect.
The operation principle of the system is：After tourist enters scenic spot, it can be assigned a RFID card, record and read in the read-write card
Write the unique sequence numbers of card.Tourist holds the read-write card and freely can come in and go out and consume in scenic spot, and tourist only needs to pass through RFID card
It is consumed, without using cash consumption, the consumption of tourist is facilitated to operate.In the present embodiment, read-write card can be bangle shape,
It can be sleeved on hand, prevent from losing.Above system greatly facilitates tourist's playing and consuming at scenic spot, meets tourist couple
High request without cash consumption.For storing RFID data, the RFID data includes data storage device among the above
The sequence number of RFID card and the essential information of tourist.
It is further used as preferred embodiment, gate inhibition's module includes hotel room gate inhibition unit, scenic spot gate inhibition list
Member and locker gate inhibition's unit, the network system respectively with hotel room gate inhibition unit, scenic spot gate inhibition's unit and locker door
Prohibit unit connection.
Data management system by network system to room gate inhibition's unit, scenic spot gate inhibition's unit and locker gate inhibition unit into
Row unified management, tourist, which need to only hold a RFID card, can open storage in the door lock and scenic spot of hotel's door, scenic spot entrance
Object cabinet carries excessive access card key without client, greatly facilitates tourist and play.
With reference to Fig. 2, it is further used as preferred embodiment, the self-help selling module includes multiple service selling machines,
Each service selling machine be equipped with processor, RFID card reader and cipher input, the processor respectively with network
System, RFID card reader are connected with cipher input.
The shop that someone sells in scenic spot, tourist need to only be checked by RFID card.When tourist by service selling machine into
When row consumption, in consumption, tourist need to only put RFID card to the inductor of RFID card reader, and defeated in cipher input
Enter correct password, which is the self-designed password of tourist.The management for greatly facilitating scenic spot has been also convenient for trip
The consumption of visitor.N in Fig. 2 is n-th service selling machine.
It is further used as preferred embodiment, the network module includes internet and scenic spot LAN, the data
Management system respectively with internet and scenic spot LAN connection, the scenic spot LAN respectively with the first RFID read-write device,
Two RFID read-write equipments are connected with third RFID read-write device.
It is further used as preferred embodiment, including intelligent terminal, the intelligent terminal is connected to number by internet
According to management system.
Tourist can be connected to data management system by intelligent terminal, carry out information solicitation and hotel reservation, subscribe at
After work(, data management system can send a Quick Response Code to intelligent terminal, and tourist can enter scenic spot by the intelligent terminal
Parking lot.It is extracted and is subscribed by intelligent terminal, facilitated the management at scenic spot and tourist is facilitated to enter scenic spot.Tourist can also pass through intelligence
Energy terminal, which is checked, oneself, in the consumption at scenic spot, facilitates understanding of the tourist to oneself consumption.
It is further used as preferred embodiment, the parking lot banister module further includes two-dimensional code scanning device, institute two
Dimension code scanning means is connect with network system.
When tourist enters scenic spot parking lot for the first time, the two dimension on intelligent terminal is piled up to two-dimensional code scanning device and is carried out
Scanning, hence into scenic spot, facilitates scape tourist to enter scenic spot, is also convenient for the management at scenic spot.
With reference to Fig. 3, it is further used as preferred embodiment, each RFID card uses active ultrahigh frequency RFID card, institute
It includes control circuit and radio-frequency interface circuit to state ultrahigh frequency RFID card.
It is further used as preferred embodiment, the control circuit includes coding-decoding circuit, microprocessor and memory,
The microprocessor is connect with coding-decoding circuit and memory respectively.
Be further used as preferred embodiment, the radio-frequency interface circuit include power amplification circuit, up-converter circuit,
The output end of back-modulation circuit, envelope generation circuit and detecting circuit, the coding-decoding circuit passes sequentially through back-modulation electricity
Road, up-converter circuit are connected with the input terminal of power amplification circuit, and the output end of the envelope generation circuit passes through detecting circuit
It is connect with the input terminal of coding-decoding circuit.
With reference to Fig. 4, it is further used as preferred embodiment, the power amplification circuit includes the first positive-negative-positive bipolarity
Transistor Q1, the first bipolar npn transistor Q2, the second bipolar npn transistor Q3, third bipolar npn crystal
Pipe Q4, the second positive-negative-positive bipolar transistor Q5, the 4th bipolar npn transistor Q6, the 5th bipolar npn transistor Q7,
First resistor R1, second resistance R2,3rd resistor R3, the 4th resistance R4, the 5th resistance R5, the 6th resistance R6, the 7th resistance R7,
8th resistance R8, adjustable resistance R9, the tenth resistance R10, eleventh resistor R11, twelfth resistor R12, thirteenth resistor R13,
14th resistance R14, the 15th resistance R15, the 16th resistance R16, the 17th resistance R17, the 18th resistance R18, first have
Polar capacitor C1, the first polarity free capacitor C2, the second polarized capacitance C3, the second polarity free capacitor C4, third polarized capacitance
C5 and third polarity free capacitor C6；
Input terminal of the one end of the first polarity free capacitor C2 as power amplification circuit, first polarity free capacitor
The other end of C2 respectively with one end of 3rd resistor R3, one end of the 5th resistance R5 and the first positive-negative-positive bipolar transistor Q1
Base stage connects, the other end of the 3rd resistor R3 respectively with the anode of the first polarized capacitance C1 and one end of first resistor R1
The other end of connection, the first resistor R1 connects power supply, the other end of the 5th resistance R5 and the first polarized capacitance C1
Cathode be grounded, the emitter of the first positive-negative-positive bipolar transistor Q1 one end and the tenth with the 4th resistance R4 respectively
One end of one resistance R11 connects, and the other end of 11 resistance is connect with the anode of the second polarized capacitance C3, and described second
The cathode of polarized capacitance C3 is grounded, the collector of the first positive-negative-positive bipolar transistor Q1 respectively with the 6th resistance R6
One end connected with the base stage of the second bipolar npn transistor Q3, the emitter of the second bipolar npn transistor Q3
It is grounded with the other end of the 6th resistance R6, the second polarity free capacitor C4 is connected to the second bipolar npn transistor Q3
Base stage and the second bipolar npn transistor Q3 inter-collector, the collector of the second bipolar npn transistor Q3
It is connect with the base stage of the second positive-negative-positive bipolar transistor Q5, the collector of the second positive-negative-positive bipolar transistor Q5 passes through
17 resistance R17 ground connection, the collector of the second positive-negative-positive bipolar transistor Q5 pass through the 16th resistance R16 and the 5th NPN
The base stage of type bipolar transistor Q7 connects, the emitter ground connection of the 5th bipolar npn transistor Q7, and the described 5th
The collector of the bipolar npn transistor Q7 emitter and the 15th resistance with the second positive-negative-positive bipolar transistor Q5 respectively
One end of R15 connects, the output end of the other end of the 15th resistance R15 as power amplification circuit, and the third is electrodeless
Property capacitance C6 and the 18th resistance R18 is connected between the output end of power amplification circuit and ground, and the one of the second resistance R2
End connection power supply, the second resistance R2 other ends anode with one end of the 7th resistance R7 and third polarized capacitance C5 respectively
Connection, the other end of the cathode of the third polarized capacitance C5 and the other end of the 4th resistance R4 with the 15th resistance R15
The other end of connection, the 7th resistance R7 is double with the collector of the first NPN type bipolar transistors Q2, third NPN type respectively
The base stage of polar transistor Q4 is connected with one end of the 8th resistance R8, the emitter of the first bipolar npn transistor Q2
It is connect with the collector of the second bipolar npn transistor Q3, the of the other end of the 8th resistance R8 and adjustable resistance R9
One end connects, and the second end of the adjustable resistance R9 is connect with one end of the tenth resistance R10, the third end of the adjustable resistance R9
It is connect with the base stage of the first bipolar npn transistor Q2, the other end and the first bipolar npn of the tenth resistance R10
The emitter of transistor Q2 connects, and the collector of the third bipolar npn transistor Q4 connects power supply, the 3rd NPN
The emitter of type bipolar transistor Q4 is connect by twelfth resistor R12 with the base stage of the 4th bipolar npn transistor Q6,
The collector of the 4th bipolar npn transistor Q6 connects power supply, the transmitting of the third bipolar npn transistor Q4
Pole is connect by thirteenth resistor R13 with the other end of the 15th resistance R15, the 4th bipolar npn transistor Q6's
Emitter is connect by the 14th resistance R14 with the other end of the 15th resistance R15.
The power amplification circuit has power amplifier stable and low-power consumption, can be used on RFID card for a long time, and nothing needs to change RFID
The battery of card has good power amplifier effect.
The safety and stability that can reinforce RFID card using active high frequency RFID card can by power amplification circuit
So that the operating distance of RFID card is longer and sensitivity, the operating experience of tourist is improved,
By above system, tourist can predetermined entrance ticket and hotel room in advance, and scenic spot is entered by Quick Response Code
Parking lot.Into after scenic spot, tourist can be by different gate inhibitions by RFID card, such as scenic spot gate inhibition, hotel room
The gate inhibition of locker, tourist can also be consumed by read-write card in gate inhibition or scenic spot.By it is above-mentioned it is found that the system not only
The management for facilitating scenic spot is also convenient for the consumption of tourist played, and greatly meets tourist to cash-free consumption in scenic spot and conveniently
Current requirement.
It is to be illustrated to the preferable implementation of the utility model, but the utility model is not limited to the reality above
Example is applied, those skilled in the art can also make various equivalent changes without departing from the spirit of the present invention
Shape or replacement, these equivalent deformations or replacement are all contained in the application claim limited range.
Claims (10)
1. a kind of wisdom scenic spot card system, which is characterized in that including data management system, network system, parking lot banister
Module, gate inhibition's module, self-help selling module and multiple RFID cards, the data management system are equipped with data storage device, institute
Parking lot banister module is stated equipped with the first RFID read-write device for reading RFID card, gate inhibition's module is equipped with and is used for
The second RFID read-write device of RFID card is read, the self-help selling module is equipped with the 3rd RFID for reading RFID card and reads
Write device, the data storage device by network system respectively with the first RFID read-write device, the second RFID read-write device and
Third RFID read-write device connects.
2. a kind of wisdom scenic spot card system according to claim 1, which is characterized in that gate inhibition's module includes wine
Shop room gate inhibition's unit, scenic spot gate inhibition's unit and locker gate inhibition's unit, the network system are single with hotel room gate inhibition respectively
Member, scenic spot gate inhibition's unit are connected with locker gate inhibition's unit.
3. a kind of wisdom scenic spot card system according to claim 1, which is characterized in that the self-help selling module packet
Multiple service selling machines are included, each service selling machine is equipped with processor, RFID card reader and cipher input, described
Processor is connect with network system, RFID card reader and cipher input respectively.
4. a kind of wisdom scenic spot card system according to claim 1, which is characterized in that the network system includes mutual
Networking and scenic spot LAN, the data management system respectively with internet and scenic spot LAN connection, the scenic spot LAN
It is connect respectively with the first RFID read-write device, the second RFID read-write device and third RFID read-write device.
5. a kind of wisdom scenic spot card system according to claim 4, which is characterized in that further include intelligent terminal, institute
It states intelligent terminal and data management system is connected to by internet.
6. a kind of wisdom scenic spot card system according to claim 5, which is characterized in that the parking lot banister module
Further include two-dimensional code scanning device, institute's two-dimensional code scanning device is connect with network system.
7. a kind of wisdom scenic spot card system according to claim 1, which is characterized in that each RFID card, which uses, to be had
Source ultrahigh frequency RFID card, the active ultrahigh frequency RFID card includes control circuit and radio-frequency interface circuit.
8. a kind of wisdom scenic spot card system according to claim 7, which is characterized in that the control circuit includes compiling
Decoding circuit, microprocessor and memory, the microprocessor are connect with coding-decoding circuit and memory respectively.
9. a kind of wisdom scenic spot card system according to claim 8, which is characterized in that the radio-frequency interface circuit packet
Include power amplification circuit, up-converter circuit, back-modulation circuit, envelope generation circuit and detecting circuit, the coding-decoding circuit
Output end pass sequentially through the input terminal of back-modulation circuit, up-converter circuit and power amplification circuit and connect, the envelope production
The output end of raw circuit is connected by the input terminal of detecting circuit and coding-decoding circuit.
10. a kind of wisdom scenic spot card system according to claim 9, which is characterized in that the power amplification circuit
Including the first positive-negative-positive bipolar transistor, the first bipolar npn transistor, the second bipolar npn transistor, the 3rd NPN
Type bipolar transistor, the second positive-negative-positive bipolar transistor, the 4th bipolar npn transistor, the 5th bipolar npn are brilliant
Body pipe, first resistor, second resistance, 3rd resistor, the 4th resistance, the 5th resistance, the 6th resistance, the 7th resistance, the 8th resistance,
Adjustable resistance, the tenth resistance, eleventh resistor, twelfth resistor, thirteenth resistor, the 14th resistance, the 15th resistance, the tenth
Six resistance, the 17th resistance, the 18th resistance, the first polarized capacitance, the first polarity free capacitor, the second polarized capacitance,
Two polarity free capacitors, third polarized capacitance and third polarity free capacitor；
Input terminal of the one end of first polarity free capacitor as power amplification circuit, first polarity free capacitor it is another
End is connect with the base stage of one end of 3rd resistor, one end of the 5th resistance and the first positive-negative-positive bipolar transistor respectively, and described the
The other end of three resistance is connect with the anode of the first polarized capacitance and one end of first resistor respectively, the first resistor it is another
One end connects power supply, and the other end of the 5th resistance and the cathode of the first polarized capacitance are grounded, and first positive-negative-positive is double
The emitter of polar transistor is connect with one end of one end of the 4th resistance and eleventh resistor respectively, 11 resistance it is another
One end is connect with the anode of the second polarized capacitance, the cathode ground connection of the second polarized capacitance, and first positive-negative-positive is bipolar
Being connect respectively with the base stage of one end of the 6th resistance and the second bipolar npn transistor for the collector of property transistor, it is described
The emitter of second bipolar npn transistor and the other end of the 6th resistance are grounded, the second polarity free capacitor connection
In the inter-collector of the base stage and the second bipolar npn transistor of the second bipolar npn transistor, second NPN type
The collector of bipolar transistor is connect with the base stage of the second positive-negative-positive bipolar transistor, the second positive-negative-positive bipolar transistor
Pipe collector by the 17th resistance eutral grounding, the collector of the second positive-negative-positive bipolar transistor by the 16th resistance with
The base stage of 5th bipolar npn transistor connects, the emitter ground connection of the 5th bipolar npn transistor, and described the
The collector of five bipolar npn transistors respectively with the emitter of the second positive-negative-positive bipolar transistor and the 15th resistance
One end connects, the output end of the other end of the 15th resistance as power amplification circuit, the third polarity free capacitor with
18th resistance is connected between the output end of power amplification circuit and ground, and one end of the second resistance connects power supply, described
The second resistance other end is connect with the anode of one end of the 7th resistance and third polarized capacitance respectively, the third polarized electricity
The cathode of appearance is connect with the other end of the 4th resistance, the other end of the 7th resistance respectively with the first bipolar npn crystal
The collector of pipe, the base stage of third bipolar npn transistor are connected with one end of the 8th resistance, first bipolar npn
The emitter of property transistor is connect with the collector of the other end of the 4th resistance and the second bipolar npn transistor respectively, institute
The first end of the other end and adjustable resistance of stating the 8th resistance connects, one end of the second end of the adjustable resistance and the tenth resistance
Connection, the third end of the adjustable resistance connect with the base stage of the first bipolar npn transistor, the tenth resistance it is another
End is connect with the emitter of the first bipolar npn transistor, the collector connection electricity of the third bipolar npn transistor
Source, the base that the emitter of the third bipolar npn transistor passes through twelfth resistor and the 4th bipolar npn transistor
Pole connects, and the collector of the 4th bipolar npn transistor connects power supply, the third bipolar npn transistor
Emitter is connect by thirteenth resistor with the other end of the 15th resistance, the transmitting of the 4th bipolar npn transistor
Pole is connect by the 14th resistance with the other end of the 15th resistance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721875981.XU CN207817743U (en) | 2017-12-27 | 2017-12-27 | A kind of wisdom scenic spot card system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721875981.XU CN207817743U (en) | 2017-12-27 | 2017-12-27 | A kind of wisdom scenic spot card system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207817743U true CN207817743U (en) | 2018-09-04 |
Family
ID=63327640
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721875981.XU Expired - Fee Related CN207817743U (en) | 2017-12-27 | 2017-12-27 | A kind of wisdom scenic spot card system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207817743U (en) |
-
2017
- 2017-12-27 CN CN201721875981.XU patent/CN207817743U/en not_active Expired - Fee Related
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