CN203456920U - Card type electronic equipment and electronic system - Google Patents
Card type electronic equipment and electronic system Download PDFInfo
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- CN203456920U CN203456920U CN201320589349.4U CN201320589349U CN203456920U CN 203456920 U CN203456920 U CN 203456920U CN 201320589349 U CN201320589349 U CN 201320589349U CN 203456920 U CN203456920 U CN 203456920U
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Abstract
The utility model discloses a card type electronic equipment and an electronic system, the card type electronic equipment comprises an outer shell and a PCB board, the outer shell is in a card shape, the PCB board is arranged in the outer shell, and the PCB board is provided with a functional module; the wireless receiving module, the charging circuit and the energy storage module are arranged in the outer shell; the wireless receiving module is used for receiving external wireless signals; the input end of the charging circuit is connected with the output end of the wireless receiving module, and the output end of the charging circuit is connected with the input end of the energy storage module, and the charging circuit is used for receiving the signal output by the wireless receiving module and charging the energy storage module; the electric quantity output end of the energy storage module is connected with the electric quantity input end of the circuit module on the PCB and used for providing working electric quantity for the circuit module on the PCB. The utility model discloses a card formula electronic equipment and electronic system, ability convenience of customers's use, and card formula electronic equipment's life is also longer.
Description
[ technical field ] A method for producing a semiconductor device
The present invention relates to electronic devices, and more particularly to a card-type electronic device and system.
[ background of the invention ]
With the progress of society and the development of science and technology, people have more and more demand for electronic products, and portable electronic devices of different types and different functions are also in the future. By combining the card type design, the card type electronic equipment with various functions, such as a novel electronic identity document with a positioning function, a novel bank card with a display module or a simple intelligent card integrating functions of illumination, timing and the like, is light, thin, portable and low in cost.
Card-type electronic devices currently on the market generally include an outer case, a PCB board disposed inside the outer case, and a power supply for supplying power. Wherein, the power is button cell or rechargeable secondary battery mostly. With the increasing integration of functions on the smart card type electronic device, that is, the more and more circuit function modules are arranged on the PCB, the more and more electricity consumption, when the electricity is consumed and the electricity needs to be supplemented to the power supply to continue to maintain the operation of the functional elements, there are some problems, such as the button cell is troublesome to detach; the secondary battery has a short power supply cycle, needs frequent charging, and the like, and the charging of the secondary battery generally requires a power interface or a charger for connecting a wire to the outside, which causes inconvenience to users. Meanwhile, the smart card has a simple structure and has a relatively strict requirement on cost, so that physical damage such as poor contact, mechanical damage of an interface and circuit safety problems may occur after multiple times of charging, and the service life of the card-type electronic equipment is also short.
[ Utility model ] content
The utility model discloses the technical problem that will solve is: make up the not enough of above-mentioned prior art, provide a card formula electronic equipment and electronic system, can convenience of customers 'use, and card formula electronic equipment's life is also longer.
The technical problem of the utility model is solved through following technical scheme:
a card type electronic device comprises an outer shell and a PCB, wherein the outer shell is in a card shape, the PCB is arranged inside the outer shell, and a functional module is arranged on the PCB; the wireless receiving module, the charging circuit and the energy storage module are arranged in the outer shell; the wireless receiving module is used for receiving external wireless signals; the input end of the charging circuit is connected with the output end of the wireless receiving module, and the output end of the charging circuit is connected with the input end of the energy storage module, and the charging circuit is used for receiving the signal output by the wireless receiving module and charging the energy storage module; the electric quantity output end of the energy storage module is connected with the electric quantity input end of the circuit module on the PCB and used for providing working electric quantity for the circuit module on the PCB.
The technical problem of the utility model is solved through following further technical scheme:
an electronic system comprises a wireless transmitting module and a card type electronic device, wherein the card type electronic device is the card type electronic device, and the wireless receiving module in the card type electronic device is used for receiving wireless signals transmitted by the wireless transmitting module.
The utility model discloses beneficial effect with the prior art contrast is:
the utility model discloses a card formula electronic equipment and system sets up wireless receiving module, charging module and energy storage module to can supply the electric quantity for energy storage module immediately conveniently through the mode of wireless charging, and then provide the electric quantity of circuit module work on the PCB board among the electronic equipment. The utility model discloses a be different from power supply means in the past, give energy storage module through the mode of wireless charging immediately conveniently, such as secondary battery charges, avoid dismantling button cell's trouble, also avoided the trouble that needs frequent plug wire to charge, made things convenient for user's use. Meanwhile, a wireless charging mode is adopted, a charging interface is not required to be arranged on the outer shell, and the problem of mechanical damage of the interface is avoided, so that the service life of the electronic equipment is prolonged to a certain extent. In addition, because adopt wireless charging mode, make electronic equipment can replenish the electric quantity at any time more conveniently, if wireless charging basic station further popularizes or arranges wireless charging basic station in certain extent, then can realize carrying out uninterrupted power supply to energy storage module in the card equipment, and then make energy storage module keep sufficient electric quantity, can be convenient for integrate more functions on the card.
[ description of the drawings ]
Fig. 1 is a schematic structural diagram of a card-type electronic device according to a first embodiment of the present invention;
fig. 2 is a schematic structural diagram of a charging portion of a card-type electronic device according to a first embodiment of the present invention;
fig. 3 is a schematic diagram illustrating a state of the card-type electronic device during charging according to a first embodiment of the present invention;
fig. 4 is a schematic diagram of an improved structure of a charging portion of a card-type electronic device according to a first embodiment of the present invention;
fig. 5 is a schematic structural diagram of a card-type electronic device according to a second embodiment of the present invention;
fig. 6 is a schematic structural diagram of a charging portion of a card-type electronic device according to a second embodiment of the present invention;
fig. 7 is a schematic diagram illustrating a state of the card-type electronic device according to the second embodiment of the present invention when the card-type electronic device is charged;
fig. 8 is a schematic structural diagram of a card-type electronic device according to a third embodiment of the present invention;
fig. 9 is a schematic structural diagram of a charging portion of a card-type electronic device according to a third embodiment of the present invention;
fig. 10 is a schematic diagram of a state of the card-type electronic device in the third embodiment of the present invention when the card-type electronic device is charged.
[ detailed description ] embodiments
The present invention will be described in further detail with reference to the accompanying drawings in conjunction with the following embodiments.
The wireless charging receiving module is arranged in the card type shell and is attached to the lower plate part of the card or arranged on a PCB (printed circuit board) in the card. When the card is in the wireless charging induction range, the card can receive a wireless signal, and then an energy storage module such as a secondary battery and the like arranged inside the card is charged through a charging circuit. The secondary battery built in the card is charged in a wireless charging mode, so that other integrated functional modules on the PCB in the card are powered, and the work of the functional modules is maintained. Because the invention provides the charging current for the equipment by using the modes of wirelessly transmitting electric energy such as electromagnetic induction, magnetic resonance, radio waves and the like, a cable is not required to be connected, and the equipment can be supplemented with electric quantity only by placing the equipment in a charging range when in use, thereby being convenient for users to use. The card type design is also portable and easy to store, and various electronic elements with different functions can be implanted into the PCB, so that a standardized platform is provided for different functional requirements.
Detailed description of the invention
As shown in fig. 1 and 2, a schematic structural diagram of the card-type electronic device and a schematic structural diagram of the charging portion in the present embodiment are shown, respectively. The card type electronic device includes a housing body, a PCB board 200, a wireless receiving module 300, a charging circuit 400, and an energy storage module 500.
The outer shell includes an upper shell 101 and a lower shell 102, which are engaged with each other to form a card-shaped outer shell. The thickness of the outer shell is 0.21-10 mm, the length is 86 +/-1 mm, the width is 54 +/-1 mm, the size range is consistent with the size of the existing common cards such as bank cards, bus cards and identity cards, the card is convenient to be put into a standard card sleeve, and the card is convenient to carry. The shell shape of the outer shell can be made into a right angle or chamfered according to requirements.
The PCB 200 is provided with corresponding functional modules, thereby implementing corresponding functions of the card-type electronic device. For an existing bank card with a display screen and a display function, the functional modules arranged on the PCB 200 are the display screen and the display module. For the existing new electronic identity document with positioning function, the functional module arranged on the PCB 200 is a GPS positioning module. Similarly, for the card-type electronic device with corresponding functions, the functional module on the PCB 200 may be a corresponding module circuit, for example, one or more of a temperature control module, a bluetooth module, a WIFI module, a GSM module, a CDMA module, an RFID antenna, a small-sized sound box, a membrane switch, a display module, a lighting module, a computing module, a wireless positioning and identification module, a vital sign monitoring module, a speaker, a camera module, a sound recording module, a vibration module, a heating module, a temperature measurement module, a humidity measurement module, a data processing module, a storage module, and a wireless data transmission module.
The wireless receiving module 300 is a first coil L1, and the first coil L1 is configured to receive a magnetic signal emitted by an external wireless transmitting coil, and directly output the magnetic signal to the charging circuit 400 after generating an electrical signal.
The input end of the charging circuit 400 is connected to the output end of the wireless receiving module 300, the output end of the charging circuit 400 is connected to the input end of the energy storage module 500, and the charging circuit 400 is used for receiving the signal output by the wireless receiving module 300, i.e. an electrical signal in this embodiment, and further the charging circuit (e.g. through rectification, voltage transformation, etc., the specific composition of the charging circuit can be correspondingly set according to the specific application) converts the signal into a constant current to charge the energy storage module 500.
The power output terminal of the energy storage module 500 is connected to the power input terminal (not shown) of the circuit module on the PCB 200, and the energy storage module 500 is used for providing working power for the circuit module on the PCB 200. The energy storage module 500 is a rechargeable lithium ion battery, lithium ceramic battery, nickel cadmium battery, nickel hydrogen battery, zinc manganese battery or super capacitor.
The wireless receiving module 300, the charging circuit 400 and the energy storage module 500 can be arranged inside the outer casing in a bonding or card slot manner, and can be connected and connected with each other through a wire or a conductive patch.
When charging, match outside wireless transmitting module and charge. That is, the present embodiment also provides an electronic system including a wireless transmission module and a card-type electronic device. When charging, the external wireless transmitting module transmits a wireless signal, and the wireless receiving module 300 in the card-type electronic device receives the wireless signal. After receiving the wireless signal, the wireless receiving module 300 converts the wireless signal to generate an electrical signal or directly outputs the received wireless signal to a rear-end module. Fig. 3 is a schematic diagram illustrating a state of the card-type electronic device in the present embodiment when charging. In this embodiment, the electrical energy is transmitted by way of electromagnetic induction. The wireless transmission module 600 includes a third coil L3 as a wireless charging transmission coil. In the electromagnetic induction process, the third coil L3 and other auxiliary components (such as a transformer and the like) form a wireless charging module, after the power supply is connected through the conducting wire 700, the third coil L3 generates a magnetic signal under the action of an electric signal and transmits the magnetic signal to the first coil L1 of the wireless charging receiving coil, and the first coil L1 receives the magnetic signal, generates an electric signal under the action of the magnetic signal and outputs the electric signal to the charging circuit 400 at the rear end.
When wireless charging is performed in an electromagnetic induction mode, the card-type electronic device is placed above the wireless transmitting module 600, so that the centers of the first coil L1 and the third coil L3 are spatially aligned, or the deviation between the centers of the two coils is not more than 3-5 cm, and a relatively high charging efficiency can be achieved, and the highest charging efficiency can be more than 90%. Preferably, can place card formula electronic equipment in wireless transmission module 600 top through the draw-in groove, with the help of the limiting displacement of draw-in groove, make the center of two coils be in a straight line on the space, at this moment wireless charging mode's charge efficiency reaches the highest.
The card-type electronic device of the present embodiment 1) is light, thin, portable, similar in appearance to conventional cards such as ordinary identification cards, transportation cards, and the like, and is convenient to store. 2) During charging, the energy storage module in the card, such as a secondary battery, can be charged conveniently by only placing the card at a corresponding position on the wireless transmitting module 600, so as to maintain the operation of the functional module on the PCB in the card. 3) By adopting a wireless charging mode, the button battery does not need to be detached as in the prior art, and the secondary battery does not need to be charged by frequently plugging and unplugging a wire, so that the use of a user is facilitated. 4) Adopt the wireless mode of charging, needn't set up the interface that charges on card formula electronic equipment's shell body, also can not appear the problem of interface mechanical damage to prolong the life of equipment to a certain extent.
Preferably, the outer casing in this embodiment is of a closed-type configuration. Because the charging interface device exposed outside is not required in the embodiment, the outer shell can adopt a totally enclosed appearance structure design. Therefore, the card type electronic device has good sealing performance, can ensure that the internal components are not damaged by moisture or soaking water, and further prolongs the service life of the card type electronic device.
Further preferably, as shown in fig. 4, it is a schematic diagram of an improved structure of a charging portion of the card-type electronic device in the present embodiment. The card type electronic device further comprises a monitoring circuit 800, an input end of the monitoring circuit 800 is connected with an output end of the energy storage module 500, and a control signal output end of the monitoring circuit 800 is connected with a control input end of the charging circuit 400. The monitoring circuit 800 is configured to monitor the power of the energy storage module 500, and output a control signal when the energy storage module 500 is fully charged, where the control signal is used to control the charging circuit 400 to stop charging. Thus, the monitoring of the monitoring circuit 800 can protect the storage module 500 from being overcharged, and prevent the energy storage module 500 from being overcharged. Further, still include electric quantity display element 900, electric quantity signal output of monitoring circuit 800 is connected to electric quantity display element 900's input, and after monitoring circuit 800 detected out the electric quantity of energy storage module 500, transmission was given electric quantity display element 900, was shown the electric quantity of energy storage module 500 by electric quantity display element 900. Through setting up electric quantity display element 900, can the convenience of customers know the electric quantity condition of energy storage module 500 in the card at any time, the convenient timely supplementary electric quantity. Therefore, after the user knows that the electric quantity is not full according to the display of the electric quantity display unit, the user can place the electric quantity display unit in the wireless charging range, and the energy storage module can be charged at any time.
Still further preferably, the functional module disposed on the PCB board includes a radio frequency reader/writer. Therefore, the card type electronic equipment integrates the radio frequency read-write function and the wireless charging module at the same time. Correspondingly, the card reading terminal can be integrated with a radio frequency reader-writer and a wireless charging transmitting module at the same time. Like this, when scanning the card, read the information on the card formula electronic equipment, wireless transmitting module and the wireless receiving module that charges also work simultaneously that charges, give the card charging when realizing reading and writing card information, further convenience of customers' use. The scheme is particularly suitable for card type electronic equipment such as public transport cards, community property management cards and the like, can effectively save the charging time of users, and is convenient for the users to use.
The card type electronic equipment of the specific embodiment is provided with the wireless receiving module, the charging circuit and the energy storage module, and adopts a wireless charging mode, so that the card type electronic equipment is suitable for various existing card type electronic equipment, such as a bank card with a display screen and a display function, a novel electronic identity card with a positioning function, a certificate card with an identity recognition function, an integrated shopping card with an illumination and a calculation function behind an integrated battery, an integrated subway bus card, an integrated community property management card, a card type calculator, a card type camera, a card type temperature and humidity meter, a card type sound and other intelligent card type portable equipment.
Detailed description of the invention
The present embodiment differs from the first embodiment in that: in the specific embodiment, the electric energy is transmitted in a magnetic resonance mode, and a coil and a capacitor form a resonance circuit which is respectively used as a wireless transmitting module and a wireless receiving module. In the first embodiment, the electric energy is transmitted by electromagnetic induction, and the coils are respectively used as a wireless transmitting module and a wireless receiving module.
As shown in fig. 5 and 6, a schematic structural diagram of the card-type electronic device and a schematic structural diagram of the charging portion in the present embodiment are shown, respectively. The card type electronic device includes a housing body, a PCB board 200, a wireless receiving module 300, a charging circuit 400, and an energy storage module 500. The specific components of the outer housing, the PCB 200, the charging circuit 400 and the energy storage module 500 are the same as those in the first embodiment, and the description thereof is not repeated here. In this embodiment, as in the first embodiment, the PCB 200, the wireless receiving module 300, the charging circuit 400 and the energy storage module 500 are still disposed inside the outer casing, except that in the first embodiment, the wireless receiving module 300, the charging circuit 400 and the energy storage module 500 are disposed on the lower casing 102, and the corresponding circuit function modules are disposed on the PCB 200; in this embodiment, the wireless receiving module 300, the charging circuit 400 and the energy storage module 500 are disposed on the PCB 200 together with the corresponding circuit function modules of the electronic device. Although the setting position is different, the wireless charging of the card-type electronic device is not affected, and therefore, the detailed description is not provided. Only the wireless charging process in the present embodiment will be described in detail as follows.
The wireless receiving module 300 includes an LC resonance circuit formed by connecting the second coil L2 and the first capacitor C1 in series. Fig. 7 is a schematic diagram illustrating a state of the card-type electronic device in the present embodiment when charging. In this embodiment, the electrical energy is transferred by means of magnetic resonance. The wireless transmission module 600 includes an LC resonance circuit formed by connecting the fourth coil L4 and the second capacitor C2 in series. In the magnetic resonance process, the wireless transmitting module 600 and the auxiliary components (e.g., a transformer, etc.) form a wireless charging module, after the power is turned on through the wire 700 (the connection between the wireless transmitting module 600 and the wire 700 is not specifically illustrated in the figure), the LC resonance circuit formed by connecting the fourth coil L4 and the second capacitor C2 in series generates a magnetic signal with a certain frequency under the action of an electrical signal, the LC resonance circuits of the wireless charging transmitting terminal and the wireless charging receiving terminal have the same vibration frequency, so that the magnetic signal is transmitted from the wireless transmitting module 600 to the wireless receiving module 300, and after the second coil L2 receives the magnetic signal, the LC resonance circuit generates an electrical signal under the action of the magnetic signal and outputs the electrical signal to the charging circuit 400.
In this embodiment, realize wireless charging through setting up wireless transmitting module equally, also have and be convenient for deposit, the integrated more functions of the card of being convenient for, the user of being convenient for uses to and extension electronic equipment life's effect. In addition, the embodiment adopts the magnetic resonance mode to transmit electric energy for charging, compared with the electromagnetic induction mode of the first embodiment, the two coils are allowed to have larger dislocation (tens of centimeters) to a certain extent, and compared with the first embodiment, the charging mode of the first embodiment can realize that a plurality of card-type electronic devices are charged simultaneously.
Detailed description of the invention
The present embodiment differs from the first embodiment in that: the microwave receiving unit is used as a wireless receiving module, receives microwave signals, and is matched with the rectifying unit to convert the microwave signals into electric signals, so that the electric signals are transmitted to the charging circuit at the rear end. In the first embodiment, the electric energy is transmitted by electromagnetic induction, and the coils are respectively used as a wireless transmitting module and a wireless receiving module.
As shown in fig. 8 and 9, a schematic structural diagram of the card-type electronic device and a schematic structural diagram of the charging portion in the present embodiment are shown, respectively. The card type electronic device includes a housing body, a PCB 200, a wireless receiving module 300, a rectifying unit 110, a charging circuit 400, and an energy storage module 500. The specific components of the outer housing, the PCB 200, the charging circuit 400 and the energy storage module 500 are the same as those in the first embodiment, and the description thereof is not repeated here. Only the wireless charging process in the present embodiment will be described in detail as follows.
The wireless receiving module 300 includes a microwave receiving unit W1. The card-type electronic device further includes a rectifying unit 110 disposed between the wireless receiving module 300 and the charging circuit 400. The microwave receiving unit W1 is configured to receive a microwave signal sent by an external microwave transmitting unit, an input end of the rectifying unit 110 is connected to an output end of the microwave receiving unit W1, and an output end of the rectifying unit is connected to an input end of the charging circuit 400, and is configured to convert the microwave signal output by the microwave receiving unit W1 into an electrical signal and output the electrical signal to the charging circuit 400. The charging circuit 400 charges the energy storage module 500 after receiving the electrical signal output by the rectifying unit 110. That is, the rectification unit is matched for the microwave signal, so that the wireless charging microwave signal is converted into a stable current and transmitted to an energy storage module such as a secondary battery.
When charging, match outside wireless transmitting module and charge. Fig. 11 is a schematic diagram illustrating a state of the card-type electronic device in the present embodiment when charging. In this embodiment, the electrical energy is transmitted by means of radio waves. The wireless transmitting module 600 includes a microwave transmitting unit W2, and in the process of transmitting radio waves, the microwave transmitting unit W2 and auxiliary components (such as a transformer) form a wireless charging module, and after the power is switched on through a wire 700, the microwave transmitting unit W2 transmits a microwave signal with a certain frequency. When the wireless receiving module 300 is within a certain distance range, the microwave signal is received by the microwave receiving unit W1. The microwave receiving unit W1 receives the microwave signal and outputs the microwave signal to the rectifying circuit 110, and the rectifying circuit 110 converts the microwave signal into an electrical signal and outputs the electrical signal to the charging circuit 400.
In this embodiment, realize wireless charging through setting up wireless transmitting module equally, also have and be convenient for deposit, the integrated more functions of card of being convenient for, the user of being convenient for uses to and extension electronic equipment life's effect. In addition, the embodiment adopts a radio wave mode to transmit electric energy for charging, and compared with the electromagnetic induction mode of the first embodiment and the magnetic resonance mode of the second embodiment, the charging distance is larger and can reach more than 1 m. Compared with the first embodiment, the charging method in the present embodiment can realize simultaneous charging of a plurality of card-type electronic devices.
The foregoing is a more detailed description of the present invention, taken in conjunction with the specific preferred embodiments thereof, and it is not intended that the invention be limited to the specific embodiments shown and described. To the ordinary skilled person in the technical field of the utility model, do not deviate from the utility model discloses make a plurality of replacements or obvious variant under the prerequisite of thinking, performance or usage are the same moreover, all should regard as belonging to the utility model's scope of protection.
Claims (10)
1. The card type electronic equipment comprises an outer shell and a PCB, wherein the outer shell is in a card shape, the PCB is arranged inside the outer shell, and a functional module is arranged on the PCB; the method is characterized in that: the wireless receiving module, the charging circuit and the energy storage module are arranged in the outer shell; the wireless receiving module is used for receiving external wireless signals; the input end of the charging circuit is connected with the output end of the wireless receiving module, and the output end of the charging circuit is connected with the input end of the energy storage module, and the charging circuit is used for receiving the signal output by the wireless receiving module and charging the energy storage module; the electric quantity output end of the energy storage module is connected with the electric quantity input end of the circuit module on the PCB and used for providing working electric quantity for the circuit module on the PCB.
2. The card-type electronic device of claim 1, wherein: the wireless receiving module comprises a first coil, and the first coil is used for receiving a magnetic signal sent by an external wireless transmitting coil and then generating an electric signal to be output to the charging circuit.
3. The card-type electronic device of claim 1, wherein: the wireless receiving module comprises an LC resonance circuit formed by connecting a second coil and a first capacitor in series, and the LC resonance circuit generates an electric signal after receiving a magnetic signal sent by an external LC resonance circuit and outputs the electric signal to the charging circuit.
4. The card-type electronic device of claim 1, wherein: the wireless receiving module comprises a microwave receiving unit, and the card type electronic equipment further comprises a rectifying unit arranged between the wireless receiving module and the charging circuit; the microwave receiving unit is used for receiving microwave signals sent by an external microwave transmitting unit; the input end of the rectifying unit is connected with the output end of the microwave receiving unit, and the output end of the rectifying unit is connected with the input end of the charging circuit and used for converting microwave signals output by the microwave receiving unit into electric signals and outputting the electric signals to the charging circuit.
5. A card-like electronic device according to any one of claims 1-4, characterized in that: the wireless receiving module and/or the charging circuit are arranged inside the outer shell in a bonding or clamping groove mode.
6. The card-type electronic device of claim 1, wherein: card formula electronic equipment still includes monitoring circuit, monitoring circuit's input is connected energy storage module's output, monitoring circuit's control signal output is connected charging circuit's control input end is used for the monitoring energy storage module's electric quantity output control signal when energy storage module's electric quantity is full of, control signal is used for control charging circuit stops to charge.
7. The card-type electronic device of claim 6, wherein: card formula electronic equipment still includes electric quantity display element, electric quantity display element's input is connected monitoring circuit's electric quantity signal output part is used for showing energy storage module's electric quantity.
8. The card-type electronic device of claim 1, wherein: the outer shell is of a closed shape structure.
9. The card-type electronic device according to claim 1, wherein: the functional module arranged on the PCB board comprises a radio frequency reader-writer.
10. An electronic system, characterized by: the card type electronic device comprises a wireless transmitting module and a card type electronic device, wherein the card type electronic device is the card type electronic device in claim 1, and the wireless receiving module in the card type electronic device is used for receiving wireless signals transmitted by the wireless transmitting module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320589349.4U CN203456920U (en) | 2013-09-23 | 2013-09-23 | Card type electronic equipment and electronic system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320589349.4U CN203456920U (en) | 2013-09-23 | 2013-09-23 | Card type electronic equipment and electronic system |
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| CN203456920U true CN203456920U (en) | 2014-02-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320589349.4U Expired - Fee Related CN203456920U (en) | 2013-09-23 | 2013-09-23 | Card type electronic equipment and electronic system |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105550738A (en) * | 2014-12-15 | 2016-05-04 | 珠海艾派克微电子有限公司 | Non-contact type card and communication and power supply method therefor |
| CN106787234A (en) * | 2016-12-23 | 2017-05-31 | 深圳英伦科技股份有限公司 | Wireless charging capacitance type minitype power supply and its application |
| CN110455349A (en) * | 2019-09-18 | 2019-11-15 | 大连交通大学 | Card form portable environments detector |
| CN113823511A (en) * | 2021-09-10 | 2021-12-21 | 华南师范大学 | Micro capacitor and preparation method thereof |
-
2013
- 2013-09-23 CN CN201320589349.4U patent/CN203456920U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105550738A (en) * | 2014-12-15 | 2016-05-04 | 珠海艾派克微电子有限公司 | Non-contact type card and communication and power supply method therefor |
| CN105610472A (en) * | 2014-12-15 | 2016-05-25 | 珠海艾派克微电子有限公司 | Non-contact type card, communication method and power supply method of non-contact type card |
| CN106787234A (en) * | 2016-12-23 | 2017-05-31 | 深圳英伦科技股份有限公司 | Wireless charging capacitance type minitype power supply and its application |
| CN106787234B (en) * | 2016-12-23 | 2023-09-22 | 深圳英伦科技股份有限公司 | Wireless charging capacitance type micro power supply and application thereof |
| CN110455349A (en) * | 2019-09-18 | 2019-11-15 | 大连交通大学 | Card form portable environments detector |
| CN113823511A (en) * | 2021-09-10 | 2021-12-21 | 华南师范大学 | Micro capacitor and preparation method thereof |
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