CN214012025U - Intelligent card of electronic ink screen - Google Patents
Intelligent card of electronic ink screen Download PDFInfo
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- CN214012025U CN214012025U CN202022602209.9U CN202022602209U CN214012025U CN 214012025 U CN214012025 U CN 214012025U CN 202022602209 U CN202022602209 U CN 202022602209U CN 214012025 U CN214012025 U CN 214012025U
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Abstract
The utility model provides an electron ink screen smart card, this electron ink screen smart card is including power supply induction coil, supply circuit, main control unit, picture sensing coil, the RFID chip, electron ink screen drive circuit and electron ink screen, power supply induction coil is connected with the supply circuit electricity, supply circuit is to main control unit, RFID chip and electron ink screen drive circuit provide the power, RFID chip and electron ink screen drive circuit all are connected with main control unit electricity, picture sensing coil is connected with the RFID chip electricity, electron ink screen drive circuit is connected with electron ink screen electricity. Use the utility model discloses an electron ink screen smart card can improve user experience degree.
Description
Technical Field
The utility model relates to a smart card technical field, it is specific, relate to an electronic ink screen smart card.
Background
In recent years, the NFC technology has attracted more and more attention, and a service developed based on the NFC technology is gradually deepened in the aspects of people's life, and the NFC is a new technology, and devices (such as mobile phones) using the NFC technology can exchange data when approaching each other, and is integrated and developed by a non-contact Radio Frequency Identification (RFID) and an interconnection and interworking technology, and by integrating functions of an induction card reader, an induction card and point-to-point communication on a single chip, applications such as mobile payment, electronic ticketing, door control, mobile identity recognition, anti-counterfeiting and the like are realized by using a mobile terminal. Because cell-phone technique develops gradually, more and more cell-phones all are equipped with the NFC function, if can imbed the electron ink screen on the smart card, use cell-phone APP to pass into the picture to the smart card through NFC's mode, and is not only novel, more has the object of playing moreover.
Disclosure of Invention
The utility model aims at providing an improve user experience's electron ink screen smart card.
In order to realize the above-mentioned purpose, the utility model provides an electron ink screen smart card includes power supply induction coil, supply circuit, main control unit, picture induction coil, the RFID chip, electron ink screen drive circuit and electron ink screen, power supply induction coil is connected with the supply circuit electricity, supply circuit is to main control unit, RFID chip and electron ink screen drive circuit provide the power, RFID chip and electron ink screen drive circuit all are connected with main control unit electricity, picture induction coil is connected with the RFID chip electricity, electron ink screen drive circuit is connected with electron ink screen electricity.
Therefore, the utility model discloses an electron ink screen smart card through setting up RFID chip and electron ink screen, can realize acquireing the transmission data of external equipment through the RFID chip to with transmission data display on electron ink screen, improve user's experience degree. Meanwhile, the electronic ink screen has the function of keeping image display after power failure, so that energy consumption can be reduced. In addition, the power supply induction coil and the image sensing coil respectively supply power and transmit image data, and phenomena of unstable transmission, image missing, picture refreshing failure and the like caused by mutual interference can be avoided.
In a further scheme, the RFID chip is also electrically connected with the electronic ink screen driving circuit, and the RFID chip provides power for the electronic ink screen driving circuit.
Therefore, the RFID chip has an energy recovery function, and the recovered energy is superposed on the driving circuit of the electronic ink screen to ensure that the power supply is more sufficient.
In a further scheme, the power supply circuit comprises a rectifying filter circuit and a voltage stabilizing circuit, the power supply induction coil is electrically connected with the input end of the rectifying filter circuit, the output end of the rectifying filter circuit is electrically connected with the input end of the voltage stabilizing circuit, and the output end of the voltage stabilizing circuit provides power for the main controller, the RFID chip and the electronic ink screen driving circuit.
Therefore, the power supply circuit is provided with the rectifying and filtering circuit and the voltage stabilizing circuit, when the intelligent card is close to the near field communication module, the power supply induction coil is powered to obtain energy, the rectifying and filtering circuit rectifies and filters high-frequency alternating current signals into a direct current power supply, and the voltage stabilizing circuit stabilizes the power supply into voltage required by the main controller and the electronic ink screen driving circuit.
In a further scheme, the power supply circuit comprises a rectifying charging circuit, a rechargeable battery and a boosting circuit, the power supply induction coil is electrically connected with the input end of the rectifying charging circuit, the output end of the rectifying charging circuit is electrically connected with the rechargeable battery, the rechargeable battery is electrically connected with the input end of the boosting circuit, and the output end of the boosting circuit provides power for the main controller, the RFID chip and the electronic ink screen driving circuit.
Therefore, the power supply circuit is provided with the rectifying charging circuit, the rechargeable battery and the booster circuit, when the intelligent card is close to the near field communication module, the induction coil of the rectifying charging circuit obtains energy, the rectifying charging circuit rectifies and filters high-frequency alternating current signals into a direct current power supply to charge the rechargeable battery, and simultaneously triggers the booster circuit to output voltage to be supplied to the singlechip and the electronic ink screen driving circuit for use.
In a further scheme, the electronic ink screen intelligent card further comprises a transaction chip and a transaction chip induction coil, and the transaction chip induction coil is electrically connected with the transaction chip.
Therefore, the transaction chip is provided with the independent transaction chip induction coil, so that the phenomena of unstable transmission, card swiping failure and the like caused by mutual interference in non-connection transaction can be avoided.
In a further scheme, the electronic ink screen intelligent card further comprises a substrate layer, and the power supply induction coil, the power supply circuit, the main controller, the image sensing coil, the RFID chip, the electronic ink screen driving circuit and the electronic ink screen are all arranged on the substrate layer.
Therefore, the power supply induction coil, the power supply circuit, the main controller, the image sensing coil, the RFID chip, the electronic ink screen driving circuit and the electronic ink screen are arranged on the substrate layer, so that the circuit can be protected, and the service life of the intelligent card is prolonged.
In a further scheme, the electronic ink screen smart card further comprises a first printing layer and a second printing layer, wherein the first printing layer is arranged on one side, facing the electronic ink screen, of the substrate layer, and the second printing layer is arranged on one side, back to the electronic ink screen, of the substrate layer.
Therefore, the first printing layer and the second printing layer are arranged, so that the appearance is attractive, and the circuit can be further protected.
In a further scheme, a transparent window is arranged at the position, right opposite to the electronic ink screen, of the first printing layer.
Therefore, the transparent window is arranged, and the pattern can be conveniently displayed on the electronic ink screen.
In a further scheme, the electronic ink screen smart card further comprises a first laminating layer and a second laminating layer, wherein the first laminating layer covers the first printing layer, and the second laminating layer covers the second printing layer.
As can be seen, by providing the first coating layer and the second coating layer, the first printing layer and the second printing layer can be further protected.
In a further scheme, the electronic ink screen is a three-color electronic ink screen.
Therefore, the electronic ink screen uses the three-color electronic ink screen, so that the displayed clusters have more diversity and a more real image is restored.
Drawings
Fig. 1 is a sectional view of the first embodiment of the smart card with electronic ink screen of the present invention.
Fig. 2 is a schematic circuit diagram of the first embodiment of the smart card with electronic ink screen of the present invention.
Fig. 3 is a schematic circuit diagram of a transaction chip and a transaction chip induction coil in a first embodiment of the electronic ink screen smart card of the present invention.
Fig. 4 is a schematic circuit diagram of a second embodiment of the smart card with an electronic ink screen according to the present invention.
The present invention will be further explained with reference to the drawings and examples.
Detailed Description
First embodiment of electronic ink screen smart card:
as shown in fig. 1, the electronic ink screen smart card further includes a substrate layer 1, a first printing layer 2, a second printing layer 3, a first coating layer 4, and a second coating layer 5, and the substrate layer 1, the first printing layer 2, the second printing layer 3, the first coating layer 4, and the second coating layer 5 are made of known materials, which is a technology known to those skilled in the art and will not be described herein again.
Referring to fig. 2, the substrate layer 1 is provided with a power supply induction coil 11, a power supply circuit 12, a main controller 13, a diagram sensing coil 14, an RFID chip 15, an electronic ink screen driving circuit 16 and an electronic ink screen 17, and the power supply induction coil 11, the power supply circuit 12, the main controller 13, the diagram sensing coil 14, the RFID chip 15, the electronic ink screen driving circuit 16 and the electronic ink screen 17 are all known to those skilled in the art and will not be described herein again. Preferably, the electronic ink screen 17 is a three-color electronic ink screen.
The power supply induction coil 11 is electrically connected with a power supply circuit 12, and the power supply circuit 12 supplies power to the main controller 13, the RFID chip 15 and the electronic ink screen driving circuit 16. In this embodiment, the power supply circuit 12 includes a rectifying and filtering circuit 121 and a voltage stabilizing circuit 122, the power supply induction coil 11 is electrically connected to an input terminal of the rectifying and filtering circuit 121, an output terminal of the rectifying and filtering circuit 121 is electrically connected to an input terminal of the voltage stabilizing circuit 122, and an output terminal of the voltage stabilizing circuit 122 provides power to the main controller 13, the RFID chip 15 and the electronic ink screen driving circuit 16.
The image sensing coil 14 is electrically connected with the RFID chip 15, the RFID chip 15 is electrically connected with the main controller 13, and the main controller 13 acquires image data sent by external equipment through the RFID chip 15. The electronic ink screen driving circuit 16 is electrically connected to the main controller 13, and the electronic ink screen driving circuit 16 is electrically connected to the electronic ink screen 17. The RFID chip 15 is also electrically connected with the electronic ink screen driving circuit 16, the RFID chip 15 provides power for the electronic ink screen driving circuit 16, the RFID chip 15 has an energy recovery function, and the recovered energy is superposed on the electronic ink screen driving circuit to ensure that the power supply is more sufficient.
Referring to fig. 3, the substrate layer 1 is further provided with a transaction chip 18 and a transaction chip induction coil 19, and the transaction chip induction coil 19 is electrically connected with the transaction chip 18. The transaction chip induction coil 19 provides power for the transaction chip 18, and the transaction chip 18 performs information interaction with external transaction equipment through the transaction chip induction coil 19.
As can be seen from fig. 1, the first printing layer 2 is disposed on a side of the substrate layer 1 facing the electronic ink screen 17, a transparent window 21 is disposed at a position where the first printing layer 2 faces the electronic ink screen 17, the transparent window 21 is filled with a transparent material, the second printing layer 3 is disposed on a side of the substrate layer 1 facing away from the electronic ink screen 17, the first coating layer 4 is covered on the first printing layer 2, and the second coating layer 5 is covered on the second printing layer 3.
In this embodiment, the working principle of the electronic ink screen smart card is as follows: when the electronic ink screen smart card is close to the near-field communication module of the external device, the power supply induction coil 11 obtains energy, the rectification filter circuit 121 rectifies and filters the high-frequency alternating-current signal into a direct-current power supply, and the voltage stabilizing circuit 122 stabilizes the power supply into the voltage required by the main controller 13 and the electronic ink screen driving circuit 16. After detecting that the voltage is stable, the main controller 13 communicates with the RFID chip 15 to acquire image data, and after the data acquisition is completed, the main controller 1 controls the electronic ink screen driving circuit 16 to drive the electronic ink screen 17 to refresh and display the acquired image data. Meanwhile, the RFID chip 15 has an energy recovery function, and the recovered energy is superposed on the electronic ink screen driving circuit 16 to ensure that the power supply is more sufficient. When non-contact transaction is required, the transaction chip 18 performs information interaction with external transaction equipment through the transaction chip induction coil 19.
Second embodiment of the electronic ink screen smart card:
the electronic ink screen smart card of the present embodiment differs from the electronic ink screen smart card of the first embodiment only in the power supply circuit 12, and therefore, only the power supply circuit 12 will be described in detail below.
Referring to fig. 4, the power supply circuit 12 includes a rectifying charging circuit 123, a rechargeable battery 124 and a voltage boost circuit 125, the power supply induction coil 11 is electrically connected to an input terminal of the rectifying charging circuit 123, an output terminal of the rectifying charging circuit 123 is electrically connected to the rechargeable battery 124, the rechargeable battery 124 is electrically connected to an input terminal of the voltage boost circuit 125, and an output terminal of the voltage boost circuit 125 supplies power to the main controller 13, the RFID chip 15 and the electronic ink screen driving circuit 16. The rectifying charging circuit 123, the rechargeable battery 124 and the voltage boosting circuit 125 adopt well-known circuit modules, and are not described in detail herein.
In this embodiment, the working principle of the power supply circuit 12 is as follows: when the electronic ink screen smart card is close to the near-field communication module of the external device, the power supply induction coil 11 obtains energy, the rectification charging circuit 123 rectifies and filters the high-frequency alternating current signal into a direct current power supply and charges the rechargeable battery 124, and meanwhile, the voltage boost circuit 125 outputs voltage to be supplied to the main controller 13 and the electronic ink screen driving circuit 16 for use. After the image refresh is completed, the main controller 13 may control the voltage boosting circuit 125 to enter a low power consumption mode to cut off the output, and the power consumption may be kept on standby for a long time only at microampere level.
According to the above, the utility model discloses an electron ink screen smart card through setting up RFID chip and electron ink screen, can realize acquireing the transmission data of external equipment through the RFID chip to with transmission data display on electron ink screen, improve user's experience degree. Meanwhile, the electronic ink screen has the function of keeping image display after power failure, so that energy consumption can be reduced. In addition, the power supply induction coil, the image sensing induction coil and the transaction chip induction coil are independent from each other, so that mutual interference during data transmission, image refreshing and non-connection transaction can be avoided, and phenomena such as unstable transmission, image missing, image refreshing failure and card swiping failure can be avoided.
It should be noted that the above is only a preferred embodiment of the present invention, but the design concept of the present invention is not limited thereto, and all insubstantial modifications made by using the design concept of the present invention also fall within the protection scope of the present invention.
Claims (10)
1. The utility model provides an electron ink screen smart card which characterized in that: including power supply induction coil, supply circuit, main control unit, picture sensing coil, RFID chip, electron ink screen drive circuit and electron ink screen, power supply induction coil with the supply circuit electricity is connected, supply circuit to main control unit the RFID chip with electron ink screen drive circuit provides the power, the RFID chip with electron ink screen drive circuit all with the main control unit electricity is connected, picture sensing coil with RFID chip electricity is connected, electron ink screen drive circuit with electron ink screen electricity is connected.
2. The electronic ink screen smart card of claim 1, wherein:
the RFID chip is also electrically connected with the electronic ink screen driving circuit and provides power for the electronic ink screen driving circuit.
3. The electronic ink screen smart card of claim 1, wherein:
the power supply circuit comprises a rectification filter circuit and a voltage stabilizing circuit, the power supply induction coil is electrically connected with the input end of the rectification filter circuit, the output end of the rectification filter circuit is electrically connected with the input end of the voltage stabilizing circuit, and the output end of the voltage stabilizing circuit provides power for the main controller, the RFID chip and the electronic ink screen driving circuit.
4. The electronic ink screen smart card of claim 1, wherein:
the power supply circuit comprises a rectification charging circuit, a rechargeable battery and a booster circuit, the power supply induction coil is electrically connected with the input end of the rectification charging circuit, the output end of the rectification charging circuit is electrically connected with the rechargeable battery, the rechargeable battery is electrically connected with the input end of the booster circuit, and the output end of the booster circuit provides power for the main controller, the RFID chip and the electronic ink screen driving circuit.
5. The electronic ink screen smart card of any one of claims 1 to 4, wherein:
the electronic ink screen intelligent card further comprises a transaction chip and a transaction chip induction coil, and the transaction chip induction coil is electrically connected with the transaction chip.
6. The electronic ink screen smart card of any one of claims 1 to 4, wherein:
the electronic ink screen intelligent card further comprises a substrate layer, the power supply induction coil, the power supply circuit, the main controller, the image sensing coil, the RFID chip, the electronic ink screen driving circuit and the electronic ink screen are all arranged on the substrate layer.
7. The electronic ink screen smart card of claim 6, wherein:
the electronic ink screen smart card further comprises a first printing layer and a second printing layer, wherein the first printing layer is arranged on one side, facing the electronic ink screen, of the substrate layer, and the second printing layer is arranged on one side, facing away from the electronic ink screen, of the substrate layer.
8. The electronic ink screen smart card of claim 7, wherein:
and a transparent window is arranged at the position, opposite to the electronic ink screen, of the first printing layer.
9. The electronic ink screen smart card of claim 7, wherein:
the electronic ink screen smart card further comprises a first laminating layer and a second laminating layer, wherein the first laminating layer covers the first printing layer, and the second laminating layer covers the second printing layer.
10. The electronic ink screen smart card of any one of claims 1 to 4, wherein:
the electronic ink screen is a three-color electronic ink screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022602209.9U CN214012025U (en) | 2020-11-11 | 2020-11-11 | Intelligent card of electronic ink screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022602209.9U CN214012025U (en) | 2020-11-11 | 2020-11-11 | Intelligent card of electronic ink screen |
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| Publication Number | Publication Date |
|---|---|
| CN214012025U true CN214012025U (en) | 2021-08-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022602209.9U Active CN214012025U (en) | 2020-11-11 | 2020-11-11 | Intelligent card of electronic ink screen |
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| CN (1) | CN214012025U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114372549A (en) * | 2021-12-23 | 2022-04-19 | 中国农业银行股份制有限公司云南省分行 | Electronic ink screen bank card |
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2020
- 2020-11-11 CN CN202022602209.9U patent/CN214012025U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114372549A (en) * | 2021-12-23 | 2022-04-19 | 中国农业银行股份制有限公司云南省分行 | Electronic ink screen bank card |
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