CN206975655U - The NFC brushing card devices of electric-field intensity change can be shown - Google Patents
The NFC brushing card devices of electric-field intensity change can be shown Download PDFInfo
- Publication number
- CN206975655U CN206975655U CN201720605832.5U CN201720605832U CN206975655U CN 206975655 U CN206975655 U CN 206975655U CN 201720605832 U CN201720605832 U CN 201720605832U CN 206975655 U CN206975655 U CN 206975655U
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- electric
- nfc
- field intensity
- sensor
- labels
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Abstract
The utility model discloses a kind of NFC brushing card devices for showing electric-field intensity change, it includes circuit board, is installed on circuit board NFC electric labels, the sensor of NFC electric-field intensity can be detected and the LED for changing brightness can be changed according to electric-field intensity, the NFC electric labels be connected with sensor；The sensor includes antenna coupling matching coil circuit module, rectification and voltage multiplier filter circuit module and the NFC electric-field intensity indicating circuit modules being sequentially connected, and the NFC electric-field intensity indicating circuit modules are connected with LED.Thereby, by the way that the sensor that can sense NFC electric-field intensity is combined with NFC electric labels (TAG), on the premise of sensor and NFC electric labels each work independently, utilize the NFC electric-field intensity indicating circuits module detecting electric-field intensity change of sensor, and electric-field intensity is directly showed by the luminosity of LED, read and whether succeeded with prompting；The module of swiping the card designs for passive type, provides electric power using NFC READER electric field, not only safety, and energy-conserving and environment-protective.
Description
Technical field
Less radio-frequency art is the utility model is related to, refers in particular to a kind of NFC brushes for showing electric-field intensity change
Card device.
Background technology
Radio RF recognition technology is a kind of contactless automatic recognition system, using wireless radio frequency mode in reader
The untouchable bidirectional data transfers between NFC electric labels, the purpose of to reach target identification or data exchange, RFID systems
Uniting, it is untouchable to have, without square property, long lifespan, the characteristics such as high security and weatherability are strong, so being highly suitable to be applied for certainly
Among dynamicization system or adverse circumstances, such as warehouse transmitting-receiving and logistics management, automobile burglar safety system, animal automation pipe
Reason, automatic fare collection system or marketing quality management etc..Existing NFC brushing card devices are generally all to utilize sound, such as drip drop sound
Successful prompting of swiping the card is carried out, but some users are deaf and dumb personage, can not often hear successful prompt tone of swiping the card, cause to make
With inconvenience.Therefore, tackle existing NFC brushing card devices to be improved, to solve the above problems.
Utility model content
In view of this, in view of the existing deficiencies of the prior art, its main purpose is to provide one kind to be shown the utility model
The NFC brushing card devices of electric-field intensity change, by the way that sensor and NFC electric labels (TAG) are combined, utilize sensor
Electric-field intensity change is detected, and electric-field intensity is directly showed by the luminosity of LED, is read and whether succeeded with prompting, improved
Swipe the card convenience.
To achieve the above object, the utility model is using following technical scheme：
A kind of NFC brushing card devices for showing electric-field intensity change, it includes circuit board, is installed on circuit board
NFC electric labels, the sensor that can detect NFC electric-field intensity and the LED that can change change brightness according to electric-field intensity, should
NFC electric labels are connected with sensor；The sensor includes antenna coupling matching coil circuit module, the rectification times being sequentially connected
Pressure filter circuit module and NFC electric-field intensity indicating circuit modules, the NFC electric-field intensity indicating circuit modules are connected with LED.
As a kind of preferred scheme：The sensor is glued or is pressed on NFC electric labels.
The utility model has clear advantage and beneficial effect compared with prior art, specifically, by above-mentioned technology
Scheme is understood, by the way that the sensor that can sense NFC electric-field intensity is combined with NFC electric labels (TAG), in sensor
On the premise of each being worked independently with NFC electric labels, electric field is detected using the NFC electric-field intensity indicating circuits module of sensor
Strength Changes, and electric-field intensity is directly showed by the luminosity of LED, read and whether succeeded with prompting, raising is swiped the card conveniently
Property；The module of swiping the card designs for passive type, provides electric power using NFC READER electric field, not only safety, and energy-conserving and environment-protective.
More clearly to illustrate architectural feature and effect of the present utility model, come below in conjunction with the accompanying drawings with specific embodiment pair
It is described in detail.
Brief description of the drawings
Fig. 1 is the brushing card device principle schematic of the utility model；
Fig. 2 is the brushing card device of the utility model in mode of operation schematic diagram on NFC READER.
Accompanying drawing identifier declaration：
10th, circuit board 20, NFC electric labels
30th, sensor 31, antenna coupling matching coil circuit module
32nd, rectification and voltage multiplier filter circuit module 33, NFC electric-field intensity indicating circuit modules
40th, LED 50, NFC READER.
Embodiment
The utility model as depicted in figs. 1 and 2, a kind of NFC brushing card devices for showing electric-field intensity change, includes electricity
Road plate 10, the NFC electric labels 20 being installed on circuit board 10, the sensor 30 that NFC electric-field intensity can be detected and can basis
Electric-field intensity change changes the LED 40 of brightness, wherein：
The NFC electric labels 20 are connected with sensor 30, the NFC electric labels 20 (TAG) contain known ISO14443A,
All NFC electric labels (TAG) using 13.56MHz frequencies such as ISO14443B, FeliCa, ISO14443B, Mirfare.
The sensor 30 is combined using glued or process for pressing with NFC electric labels 20, and the sensor 30 is included successively
Connected antenna coupling matching coil circuit module 31, rectification and voltage multiplier filter circuit module 32 and NFC electric-field intensity indicating circuits
Module 33.
The LED 40 is connected with NFC electric-field intensity indicating circuits module 33.
Utility model works principle is as follows：This swipes the card module when carrying out swiping card to NFC READER, NFC electric fields
Strength indicating circuit module 33 can detect NFC READER electric-field intensity change, and directly efficiently control LED 40 and send out
Brightness, the light and shade change of the luminosity of LED 40 changes with the power of electric-field intensity, so as to which electric-field intensity more directly be had
Show to effect；The module system passive product of swiping the card, and ensure that LED exists for NFC electric fields and the characteristic design of LED 40
Effective normal work in its condition of work, without damaging NFC electric labels 20 (TAG), it is set to possess primary characteristic.
Design focal point of the present utility model is, by that will can sense the sensor and NFC electric labels of NFC electric-field intensity
(TAG) combine, on the premise of sensor and NFC electric labels each work independently, utilize the NFC electric fields of sensor
The detecting electric-field intensity change of strength indicating circuit module, and electric-field intensity is directly showed by the luminosity of LED, to prompt to read
Take and whether succeed, improve convenience of swiping the card；The module of swiping the card is designed for passive type, and electricity is provided using NFC READER electric field
Power, not only safety, and energy-conserving and environment-protective.
It is described above, only it is preferred embodiment of the present utility model, not technical scope of the present utility model is made
Any restrictions, therefore every foundation the technical essence of the utility model is to any trickle amendment made for any of the above embodiments, equivalent change
Change and modification, in the range of still falling within technical solutions of the utility model.
Claims (2)
- A kind of 1. NFC brushing card devices for showing electric-field intensity change, it is characterised in that：Include circuit board, be installed on circuit NFC electric labels on plate, the sensor that NFC electric-field intensity can be detected and it can be changed according to electric-field intensity and change brightness LED, the NFC electric labels are connected with sensor；The sensor includes the antenna coupling matching coil circuit mould being sequentially connected Block, rectification and voltage multiplier filter circuit module and NFC electric-field intensity indicating circuit modules, the NFC electric-field intensity indicating circuit modules with LED is connected.
- 2. the NFC brushing card devices according to claim 1 for showing electric-field intensity change, it is characterised in that：The sensing Device is glued or is pressed on NFC electric labels.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720605832.5U CN206975655U (en) | 2017-05-27 | 2017-05-27 | The NFC brushing card devices of electric-field intensity change can be shown |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720605832.5U CN206975655U (en) | 2017-05-27 | 2017-05-27 | The NFC brushing card devices of electric-field intensity change can be shown |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206975655U true CN206975655U (en) | 2018-02-06 |
Family
ID=61409973
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720605832.5U Active CN206975655U (en) | 2017-05-27 | 2017-05-27 | The NFC brushing card devices of electric-field intensity change can be shown |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206975655U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108665265A (en) * | 2018-05-21 | 2018-10-16 | 北京小米移动软件有限公司 | Virtual card display methods and device |
| CN114495806A (en) * | 2022-02-09 | 2022-05-13 | 美盈森集团股份有限公司 | Driving method and device of NFC electroluminescent device, electronic equipment and medium |
-
2017
- 2017-05-27 CN CN201720605832.5U patent/CN206975655U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108665265A (en) * | 2018-05-21 | 2018-10-16 | 北京小米移动软件有限公司 | Virtual card display methods and device |
| CN108665265B (en) * | 2018-05-21 | 2021-08-31 | 北京小米移动软件有限公司 | Virtual card display method and device |
| CN114495806A (en) * | 2022-02-09 | 2022-05-13 | 美盈森集团股份有限公司 | Driving method and device of NFC electroluminescent device, electronic equipment and medium |
| CN114495806B (en) * | 2022-02-09 | 2023-11-14 | 美盈森集团股份有限公司 | Driving method and device of NFC electroluminescent device, electronic equipment and medium |
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