CN203882331U - Wireless-induction-powered prepaid SIM card with display screen - Google Patents

Wireless-induction-powered prepaid SIM card with display screen Download PDF

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Publication number
CN203882331U
CN203882331U CN201420277404.0U CN201420277404U CN203882331U CN 203882331 U CN203882331 U CN 203882331U CN 201420277404 U CN201420277404 U CN 201420277404U CN 203882331 U CN203882331 U CN 203882331U
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China
Prior art keywords
sim card
card
prepaid sim
induction
display screen
Prior art date
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Active
Application number
CN201420277404.0U
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Chinese (zh)
Inventor
包进
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Wuxi Wei Feng Polytron Technologies Inc
Original Assignee
Wuxi Vision Peak Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
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Application filed by Wuxi Vision Peak Technology Co Ltd filed Critical Wuxi Vision Peak Technology Co Ltd
Priority to CN201420277404.0U priority Critical patent/CN203882331U/en
Application granted granted Critical
Publication of CN203882331U publication Critical patent/CN203882331U/en
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Abstract

The utility model discloses a wireless-induction-powered prepaid SIM card with a display screen. A driving chip in the card is connected with a safe chip-NFC and a capacitor respectively through connecting components. The capacitor is connected with a diode. The diode is connected with electrodes. The electrodes are fixed on two joints of a coil. The driving chip is connected with an electrophoretic display device. The prepaid SIM card requires cooperation with a smart mobile phone or a panel computer which is internally provided with an NFC module. Charging and information exchange are performed on the prepaid SIM card through an electromagnetic induction principle. The electrophoretic display device on the prepaid SIM card can display information in the card for a long time. Power supplying is only required in updating data. The prepaid SIM card can be used in a long time, thereby preventing replacement caused by electric power exhausting of a battery in the prepaid SIM card. The wireless-induction-powered prepaid SIM card further has advantages of environment-friendly performance, high convenience and high safety.

Description

A kind of wireless induction stored value card with display screen of powering
Technical field
The utility model relates to the short distance wireless communication technology, especially a kind of wireless induction stored value card with display screen of powering.
Background technology
Existing stored value card is generally the simple card without display screen, as bank deposit card, credit card etc., card internal information cannot under general condition show, can only be in needs to specialized equipment as local inquiries such as ATM.Separately have the equipment of some stored value card classes with display screen, as usb key etc., display screen is powered by internal battery, but the internal battery life-span is limited, is generally about 3 years, and battery cannot be changed.In the time of dead battery, display screen just cannot normally be worked, and now stored value card also needs to change, so the life-span of battery has affected the life-span of stored value card greatly, causes the inconvenience of use and the waste of resource.
The short distance wireless communication technology (NFC) is a kind of radiotelegraphy of short distance high frequency, developed by non-contact radio-frequency identification (RFID) and the Technology Integration that interconnects, induction type card reader, induction type card and point-to-point function on one chip, are integrated, short distance that can be in 20 centimetres and compatible equipment is identified and exchanges data, frequency of operation is 13.56MHz.Along with the development of NFC technology, NFC module that the smart mobile phone of now a lot of brands and panel computer are all built-in, price is not very expensive, has wider popularization, for enforcement of the present utility model provides prerequisite.
Utility model content
In order to optimize the stored value cards such as existing bank deposit card and credit card, the utility model provides the one can display card internal information, can be easily charging brush new data at any time, the stored value card that the wireless induction that extends card serviceable life is powered with display screen.
The technical solution of the utility model is as follows:
The wireless induction stored value card with display screen of powering, comprises coil, electronic display, driving chip, link, electric capacity, safety chip-NFC, diode and electrode; Described driving chip is connected with electric capacity with safety chip-NFC respectively by link; Electric capacity connects diode, diode connecting electrode; Described electrode is fixed on two joints of coil; Described driving chip is connected with electronic display.
Its further technical scheme is: described electronic display is electrophoretic display device (EPD).
Its further technical scheme is: described link is golden finger.
Useful technique effect of the present utility model is:
The utility model is simple in structure, and cost is low, by coordinating the smart mobile phone with NFC module of having popularized now to use, can all add display screen for existing stored value card, and the information such as the interior remaining sum of display card are easy to use.Or can in the existing stored value card kind equipment with display screen, increase power supply facilities of the present utility model, as mobile phone, panel computer etc., give powered battery in card by movable equipment, extend the serviceable life of card.The electronic display of stored value card has adopted electrophoretic display device (EPD), can only in the time of Refresh Data, power, and afterwards even without battery, also can show for a long time the data while refreshing, without the module at the inner increase of card accumulator.Stored value card can use for a long time, avoids because battery electric power exhausts and must change in card, and environmental protection, convenient and safe.
Brief description of the drawings
Fig. 1 is circuit diagram of the present utility model.
Fig. 2 is using method schematic diagram of the present utility model.
Embodiment
As shown in Figure 1, wireless induction power supply comprises coil 3, electronic display 4, drives chip 5, link 6, electric capacity 7, safety chip-NFC8, diode 9 and electrode 10 with the stored value card of display screen; Described driving chip 5 is connected with electric capacity 7 with safety chip-NFC8 respectively by link 6; Electric capacity 7 connects diode 9, diode 9 connecting electrodes 10; Described electrode 10 is fixed on 3 two joints of coil; Described driving chip 5 is connected with electronic display 4.In the present embodiment, link 6 is golden finger, and described golden finger refers to the link on memory bar and between memory bank, and all signals all transmit by golden finger.Golden finger is made up of numerous flavous conductive contact blades, because its surface gold-plating and conductive contact blade are arranged as finger-shaped, so be called " golden finger ".
Described driving chip 5 is connected with electronic display 4.In the present embodiment, electronic display 4 is electrophoretic display device (EPD), and electrophoretic display device (EPD), in the time of display frame transfixion, can not consume any electric power, continues to show this picture, until need to be transformed into next picture time, power consumption refreshes, shows fresh content.So at card without power supply facilities time, also remaining sum or other information in display card for a long time.In the time that card internal information changes, can again charge easily, refresh the display screen numerical value of stored value card.
Fig. 2 is using method schematic diagram of the present utility model.Stored value card 2 need to coordinate Intelligent mobile equipment to use, and Intelligent mobile equipment can be smart mobile phone or panel computer, and inside is provided with NFC module.In the present embodiment, Intelligent mobile equipment is mobile phone 1.On stored value card 2, there is electronic display 4, can the interior remaining sum of display card or other information.
Stored value card 2 is in the time that needs charge and refresh demonstration number, and the NFC module in starting hand-set 1, because NFC itself is a kind of in-plant communication technology, for the foundation of guarantee information passage, is placed on card in the scope apart from mobile phone 10cm.In the NFC module of mobile phone 1 inside, itself is with a flat inductive coil, and also there is a pancake coil 3 stored value card 2 inside, and the coil in mobile phone 1 is transmitting coil, be used for connecting the interior power supply of mobile phone 1, produce electromagnetic signal, the coil in stored value card 2 is receiving coil, for inductive electromagnetic signal.Coil in NFC module in mobile phone 1 produces magnetic induction by the exchange current of 13.56MHz to be changed, NFC module in safety chip-NFC8 and mobile phone 1 can connect due to electromagnetic induction, due to electromagnetic induction, thereby the variation of magnetic flux can occur the coil of stored value card 2 inside 3 produces induction current, the terminal of coil 3 is fixed with electrode 10, induction current is by electrode 10, be transferred to diode 9, after diode 9 carries out rectification to induction current, electric capacity 7 is charged, thereby be converted to DC voltage, power to stored value card 2.In power supply, also can carry out message exchange, the NFC module in mobile phone 1 can be processed the information storing in safety chip-NFC8 in card 2.
Stored value card 2 is after obtaining power supply, and safety chip-NFC8 gives the data information transfer in card to drive chip 5, and driving chip 5 is by communication to showing in electronic display 4, and displaying contents can be the up-to-date remaining sum of stored value card or other information.
NFC module in the smart mobile phone that the utility model relates to is prior art.Each electronic component in stored value card is all the product that can buy on market.
Above-described is only preferred implementation of the present utility model, and the utility model is not limited to above embodiment.Be appreciated that the oher improvements and changes that those skilled in the art directly derive or associate under the prerequisite that does not depart from spirit of the present utility model and design, within all should thinking and being included in protection domain of the present utility model.

Claims (3)

1. the wireless induction stored value card with display screen of powering, is characterized in that: comprise coil (3), electronic display (4), drive chip (5), link (6), electric capacity (7), safety chip-NFC (8), diode (9) and electrode (10); Described driving chip (5) is connected with electric capacity (7) with safety chip-NFC (8) respectively by link (6); Electric capacity (7) connects diode (9), diode (9) connecting electrode (10); Described electrode (10) is fixed on (3) two joints of coil; Described driving chip (5) is connected with electronic display (4).
2. the wireless induction as claimed in claim 1 stored value card with display screen of powering, is characterized in that: described electronic display (4) is electrophoretic display device (EPD).
3. the wireless induction as claimed in claim 1 stored value card with display screen of powering, is characterized in that: described link (6) is golden finger.
CN201420277404.0U 2014-05-27 2014-05-27 Wireless-induction-powered prepaid SIM card with display screen Active CN203882331U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420277404.0U CN203882331U (en) 2014-05-27 2014-05-27 Wireless-induction-powered prepaid SIM card with display screen

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420277404.0U CN203882331U (en) 2014-05-27 2014-05-27 Wireless-induction-powered prepaid SIM card with display screen

Publications (1)

Publication Number Publication Date
CN203882331U true CN203882331U (en) 2014-10-15

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CN201420277404.0U Active CN203882331U (en) 2014-05-27 2014-05-27 Wireless-induction-powered prepaid SIM card with display screen

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CN (1) CN203882331U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021088268A1 (en) * 2019-11-07 2021-05-14 廊坊新奥燃气设备有限公司 Nfc card for ic card gas meter, gas payment system, and gas payment method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021088268A1 (en) * 2019-11-07 2021-05-14 廊坊新奥燃气设备有限公司 Nfc card for ic card gas meter, gas payment system, and gas payment method

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Legal Events

Date Code Title Description
GR01 Patent grant
C14 Grant of patent or utility model
CP03 Change of name, title or address

Address after: 214028 J1 factory building, 3 block, exit processing zone, new Wu, Jiangsu, Wuxi

Patentee after: Wuxi Wei Feng Polytron Technologies Inc

Address before: 214028, J1, block 3, export processing zone, Wuxi New District, Jiangsu

Patentee before: Wuxi Vision Peak Technology Co., Ltd.

C56 Change in the name or address of the patentee
PE01 Entry into force of the registration of the contract for pledge of patent right

Denomination of utility model: Wireless-induction-powered prepaid SIM card with display screen

Effective date of registration: 20190228

Granted publication date: 20141015

Pledgee: Agricultural Bank of China Limited by Share Ltd Wuxi science and Technology Branch

Pledgor: Wuxi Wei Feng Polytron Technologies Inc

Registration number: 2019990000161

PE01 Entry into force of the registration of the contract for pledge of patent right