CN218768226U - Equipment for realizing fingerprint input - Google Patents
Equipment for realizing fingerprint input Download PDFInfo
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- CN218768226U CN218768226U CN202223253061.8U CN202223253061U CN218768226U CN 218768226 U CN218768226 U CN 218768226U CN 202223253061 U CN202223253061 U CN 202223253061U CN 218768226 U CN218768226 U CN 218768226U
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Abstract
The utility model discloses a device for realizing fingerprint input, which is characterized in that a main control module is connected with a card holder module, a display module and a power module and is used for communicating with a card inserted in the card holder module when the power module provides power, sending display information to the display module and controlling the power module to power on and off the card inserted in the card holder module; the power supply module is connected with the main control module and the card seat module and is used for supplying power to the main control module and the card seat module and realizing the power-on and power-off of the card inserted into the card seat module under the control of the main control module; the card seat module is connected with the main control module and the power supply module and is used as a communication bridge between the main control module and the inserted card when the power supply module supplies power; the display module is connected with the main control module and used for receiving and displaying the information sent by the main control module. The equipment can work off-line, and can independently complete the fingerprint input process without connecting external equipment, so that the fingerprint input process is more convenient, simple and rapid.
Description
Technical Field
The utility model relates to an information security field especially relates to an equipment of realizing fingerprint input.
Background
With the development and progress of science and technology, more and more intelligent devices such as smart phones, smart door locks, smart tablets and the like appear, and the smart phones become the most frequently used articles in daily life of people. The biometric identification technology is rapidly developed and widely applied to intelligent equipment, such as fingerprint identification and the like. In order to ensure safe use of the smart device, a user can unlock the smart device by using a fingerprint, or log in and use an APP on the smart device by using the fingerprint. In the prior art, the fingerprint inputting process is generally completed by using the fingerprint inputting equipment and the mobile phone together, so that the use is inconvenient and the operation is troublesome.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming the not enough of prior art, provide an equipment that realizes fingerprint input.
The embodiment of the utility model provides a realize equipment that fingerprint was typeeed, include: the device comprises a main control module, a card seat module, a display module and a power supply module;
the main control module is connected with the card seat module, the display module and the power supply module, and is used for communicating with a card inserted in the card seat module when the power supply module supplies power, sending display information to the display module, and controlling the power supply module to power on and power off the card inserted in the card seat module;
the power supply module is connected with the main control module and the card seat module, and is used for supplying power to the main control module and the card seat module and also used for powering on and powering off a card inserted into the card seat module under the control of the main control module;
the card seat module is connected with the main control module and the power supply module and is used as a communication bridge between the main control module and an inserted card when the power supply module supplies power;
and the display module is connected with the main control module and is used for receiving and displaying the information sent by the main control module.
Further, the main control module comprises: the device comprises an MCU unit, a reset unit, a filtering unit, an MCU awakening unit and a clock unit;
the MCU unit is connected with the card holder module, the display module, the power supply module, the reset unit, the filtering unit and the MCU awakening unit, and is used for receiving signals output by the reset unit, the filtering unit and the MCU awakening unit and carrying out corresponding operation when the power supply module provides power supply, and is also used for sending display information to the display module and controlling the power supply module to power on and off a card inserted into the card holder module;
the reset unit is connected with the power module and the MCU unit and used for providing a reset signal for the MCU unit when the power module provides power so as to ensure that the MCU unit works normally;
the filtering unit is connected with the power supply module and the MCU unit and is used for filtering the power supply signal provided by the power supply module and outputting the filtered power supply signal to the MCU unit;
the MCU awakening unit is connected with the power supply module, the card seat module and the MCU unit and is used for awakening the dormant MCU unit by combining with the card seat module when a card is detected to be inserted into the card seat module when the power supply module supplies power, and the MCU unit is awakened and then communicates with the card;
the clock unit is connected with the MCU unit and used for providing clock signals for the MCU unit.
Further, the power supply module includes: a power supply unit and a card power supply control unit;
the power supply unit is connected with the main control module and the card power supply control unit and is used for supplying power to the main control module and the card power supply control unit;
the card power supply control unit is connected with the power supply unit, the card seat module and the main control module and is used for powering on and powering off a card inserted into the card seat module under the control of the main control module when the power supply unit supplies power.
Compared with the prior art, the utility model, have following advantage: the user uses the utility model discloses equipment types the fingerprint into the fingerprint card, the utility model discloses equipment off-line work need not connect external equipment such as cell-phone and just can independently accomplish the fingerprint and type the process for type the fingerprint process more convenient, simple, swift.
Drawings
Fig. 1 is a block diagram of an apparatus for implementing fingerprint input according to a first embodiment of the present invention;
fig. 2 is a block diagram of another apparatus for implementing fingerprint input according to an embodiment of the present invention;
fig. 3 is a circuit diagram of a main control module according to a first embodiment of the present invention;
fig. 4 is a circuit diagram of a power supply unit according to a first embodiment of the present invention;
fig. 5 is a circuit diagram of a card power control unit according to a first embodiment of the present invention;
fig. 6 is a circuit diagram of a card socket module according to a first embodiment of the present invention;
fig. 7 is a circuit diagram of a display module according to a first embodiment of the present invention.
Detailed Description
The present application provides an apparatus for implementing fingerprint entry, and the following detailed description is provided with reference to the accompanying drawings. Examples of which are illustrated in the accompanying drawings. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present application and are not to be construed as limiting the present application.
It will be understood by those within the art that, unless otherwise defined, all terms (including technical and scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. It will be further understood that terms, such as those defined in commonly used dictionaries, should be interpreted as having a meaning that is consistent with their meaning in the context of the prior art and will not be interpreted in an idealized or overly formal sense unless expressly so defined herein.
In order to make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention are described in further detail below with reference to the accompanying drawings.
Example one
The embodiment of the utility model provides an equipment that realizes fingerprint input is provided, as shown in FIG. 1, include: the device comprises a main control module, a card seat module, a display module and a power supply module;
the main control module is connected with the card holder module, the display module and the power supply module, is used for communicating with a card inserted in the card holder module when the power supply module supplies power, and sending display information to the display module, and is also used for controlling the power supply module to power on and power off the card inserted in the card holder module;
optionally, in this embodiment, the main control module communicates with the display module through a specific low-frequency signal, and the main control module communicates with the card through the card socket module through a 7816 standard communication signal;
further, as shown in fig. 2, the main control module in this embodiment includes: the device comprises an MCU unit, a reset unit, a filtering unit, an MCU awakening unit and a clock unit; wherein the content of the first and second substances,
the MCU unit is connected with the card holder module, the display module, the power supply module, the reset unit, the filtering unit, the MCU awakening unit and the clock unit, is used for receiving relevant signals output by the reset unit, the filtering unit, the MCU awakening unit and the clock unit and carrying out corresponding operation when the power supply module provides power supply, and is also used for sending display information to the display module and controlling the power supply module to power on and power off a card inserted into the card holder module;
the reset unit is connected with the power supply module and the MCU unit and is used for providing a reset signal for the MCU unit when the power supply module provides power supply so as to ensure that the MCU unit works normally;
the filtering unit is connected with the power module and the MCU unit and is used for filtering the power signal provided by the power module and outputting the power signal to the MCU unit;
the MCU awakening unit is connected with the power supply module, the card seat module and the MCU unit and is used for awakening the dormant MCU unit by combining with the card in-place pin of the card seat module when the power supply module supplies power and detecting that a card is inserted into the card seat module, and the MCU unit is awakened and then communicates with the card;
the clock unit is connected with the MCU unit and used for providing a clock signal for the MCU unit;
as shown in fig. 3, the control module in this embodiment includes a chip U1, capacitors C3, C4, C5, and C6, capacitors C2, C3, C4, C5, C6, C7, C8, and C11, resistors R1, R2, R3, and R4, and a crystal oscillator Y1, where the MCU unit includes the chip U1, and the clock unit includes: the MCU awakening unit comprises a resistor R3, capacitors C7 and C8 and a crystal oscillator Y1, the MCU awakening unit comprises a resistor R4, the filtering unit comprises a capacitor C11, and the resetting unit comprises resistors R1 and R2 and a capacitor C2;
specifically, a pin 1 of a chip U1 serves as a PA6 terminal, a pin 2 serves as a PA7 terminal, a pin 3 serves as a PA0 terminal and an F4_ RST terminal, a pin 4 serves as the PA1 terminal and the PWR terminal, a pin 5 serves as the PA2 terminal and is connected with a resistor R4 and a card socket module, the other end of the resistor R4 serves as a VDD terminal, the pin 6 serves as the PA3 terminal and the F4_ CLK terminal, a pin 8 serves as the PA5 terminal, a pin 9 serves as a RESET terminal and is connected with a resistor R2, the other end of the resistor R2 is connected with the resistor R1 and a capacitor C2, the other end of the resistor R1 and the other end of the capacitor C2 are all grounded, pins 10, 11 and 12 are respectively connected with capacitors C3, C6 and C5, and the other ends of the capacitors C3, C6 and C5 are all grounded; pins 13 and 14 are connected through a capacitor C4, pins 15 to 34 are connected with the display module, pins 51 and 52 are both grounded, pin 53 is connected with a crystal oscillator Y1, a resistor R3 and a capacitor C8, pin 54 is connected with the other end of the crystal oscillator Y1, the other end of the resistor R3 and a capacitor C7, the other end of the capacitor C7 and the other end of the capacitor C8 are grounded, pins 55 and 56 are VDD terminals, pin 57 is a VPP terminal, pin 64 is an F4_ IO terminal, and one end of a capacitor C11 is VDD and the other end is grounded;
the power supply module is connected with the main control module and the card seat module, is used for providing power for the main control module and the card seat module, and is also used for powering up and down a card inserted into the card seat module under the control of the main control module;
further, as shown in fig. 2, the power module of the present embodiment includes: a power supply unit and a card power supply control unit;
the power supply unit is connected with the main control module and the card power supply control unit and is used for supplying power to the main control module and the card power supply control unit;
as shown in fig. 4, the power supply unit in this embodiment includes a battery B1 and a capacitor C1, one end of the battery B1 and the capacitor C1 is connected in parallel to be VDD, and the other end is grounded;
the card power supply control unit is connected with the power supply unit, the card seat module and the main control module and is used for powering on and powering off a card inserted into the card seat module under the control of the main control module when the power supply unit supplies power;
as shown in fig. 5, the power control unit in this embodiment includes a resistor R8 and a MOS transistor Q5, a gate of the MOS transistor Q5 is connected to the resistor R8 and is connected to a pin 4 of a chip U in the main control module as a PWR end, a source of the MOS transistor Q5 is connected to the other end of the resistor R8 and is connected to pins 55 and 56 of the chip U in the main control module as a VDD end, and a drain of the MOS transistor Q5 is connected to the CARD socket module as a CARD _ VCC end;
the card seat module is connected with the main control module and the power supply module and is used as a communication bridge between the main control module and the inserted card when the power supply module supplies power;
as shown in fig. 6, the CARD socket module in this embodiment includes a capacitor C10 and an interface J1, a pin 1 of the interface J4 is connected to the capacitor C10 and is connected to the power control unit as a CARD _ VCC terminal, a pin 2 of the interface J4 is connected to a pin 3 of a chip U1 in the main control module as an F4_ RST terminal, a pin 3 of the interface J4 is connected to a pin 6 of the chip U1 in the main control module as an F4_ CLK terminal, the other ends of the pins 5 and 10 of the interface J4 and the capacitor C10 are grounded, a pin 7 of the interface J4 is connected to a pin 64 of the chip U1 in the main control module as an F4_ IO terminal, and a pin 9 of the interface J4 is connected to a pin 5 of the chip U1 in the main control module as a PA2 terminal;
the display module is connected with the main control module and used for receiving and displaying the information sent by the main control module;
as shown in fig. 7, the display module in this embodiment includes a chip LCD1, and pins 1 to 20 are respectively connected to pins 19 to 34, 15 to 18 of the chip in the main control module;
for example, in the present embodiment, the display module may display a predetermined character, such as "! Information such as "" √ "," × ", the number of times of fingerprint entry, a progress bar of fingerprint entry, etc.
The utility model discloses the theory of operation of equipment does: when the main control module detects that a card is inserted into the card seat module, the main control module controls the power supply module to electrify the card, establishes communication with the card and sends a selection fingerprint management application instruction to the card, sends a fingerprint input instruction to the card after receiving a selection success response returned by the card, analyzes the fingerprint input response when receiving the fingerprint input response returned by the card, displays corresponding reminding information on the display module according to the analysis result, prompts the fingerprint input condition for a user, and controls equipment to perform the next operation;
for example, when the main control module receives a failure response of the input returned by the card, a first preset character is displayed on the display module, the failure times are updated, whether the failure times reach a preset value or not is judged, if yes, the main control module controls the power supply module to power off the card, a second preset character is displayed on the display module, the display module is closed after the display module works for a preset time, the control device is in a dormant state, and otherwise, a fingerprint input instruction is sent to the card again;
in the present embodiment, the first preset character is "x"; the update failure times are specifically: adding 1 to the failure times;
for example, when the main control module receives a response that the input is successful and needs to be continuously input, which is returned by the card, the main control module controls the display module to add 1 to the displayed progress bar, and the main control module sends the input fingerprint instruction to the card again;
for example, when the main control module receives a response that the whole input returned by the card is successful and the template has generated, the main control module displays a second preset character on the display module, updates the fingerprint input times, displays the fingerprint input times at a preset position of the display module, judges whether the fingerprint input times reach a preset value, if so, the main control module controls the power supply module to power off the card, closes the display module after the display module works for a preset time, controls the device to sleep, otherwise, the main control module sends an input fingerprint instruction to the card again;
in the present embodiment, the second predetermined character is "√"; the preset position of the display module is the upper left corner of the display module; updating the fingerprint input times specifically as follows: the fingerprint input times are added by 1;
for example, when the main control module receives a response of ending the recording returned by the card, the main control module controls the power supply module to power off the card, a second preset character is displayed on the display module, the display module is closed after the display module works for a preset time, and the device is controlled to sleep;
in this embodiment, the second predetermined character is "! ", the preset time period is 30s.
The utility model discloses in, the user uses the utility model discloses equipment is typeeed the fingerprint card with the fingerprint in, the utility model discloses the work of can taking off the line of equipment need not connect external equipment such as cell-phone and just can independently accomplish the fingerprint and type the process for it is more convenient, simple, swift to type the fingerprint process.
In the above embodiments, all or part of the implementation may be realized by software, hardware, firmware, or any combination thereof. When implemented using a software program, may be implemented in whole or in part in the form of a computer program product. The computer program product includes one or more computer programs. The procedures or functions described according to the embodiments of the present application are generated in whole or in part when a computer program is loaded and executed on an implementation apparatus for fingerprint entry. The computer program may be stored in a computer readable storage medium or transmitted from one computer readable storage medium to another computer readable storage medium, for example, the computer instructions may be transmitted from one base station, fingerprint-entry implementing device, server or data center to another base station, fingerprint-entry implementing device, server or data center through a wired (e.g., coaxial cable, fiber optic, digital Subscriber Line (DSL)) or wireless (e.g., infrared, wireless, microwave, etc.) manner. The computer-readable storage medium can be any available medium that can be accessed by a fingerprint entry enabled device or a data storage device including one or more servers, data centers, and the like that can be integrated with the medium. The usable medium may be a magnetic medium (e.g., floppy disk, hard disk, magnetic tape), an optical medium (e.g., DVD), or a semiconductor medium (e.g., solid State Disk (SSD)), among others.
While the present application has been described in connection with various embodiments, other variations to the disclosed embodiments can be understood and effected by those skilled in the art in practicing the claimed application, from a review of the drawings, the disclosure, and the appended claims. In the claims, the word "comprising" does not exclude other elements or steps, and the word "a" or "an" does not exclude a plurality. A single processor or other unit may fulfill the functions of several items recited in the claims. The mere fact that certain measures are recited in mutually different dependent claims does not indicate that a combination of these measures cannot be used to advantage.
Although the present application has been described in conjunction with specific features and embodiments thereof, it will be evident that various modifications and combinations can be made thereto without departing from the spirit and scope of the application. Accordingly, the specification and figures are merely exemplary of the present application as defined in the appended claims and are intended to cover any and all modifications, variations, combinations, or equivalents within the scope of the present application. It will be apparent to those skilled in the art that various changes and modifications may be made in the present application without departing from the spirit and scope of the application. Thus, if such modifications and variations of the present application fall within the scope of the claims of the present application and their equivalents, the present application is intended to include such modifications and variations as well.
Claims (3)
1. An apparatus for enabling fingerprint entry, comprising: the device comprises a main control module, a card seat module, a display module and a power supply module;
the main control module is connected with the card seat module, the display module and the power supply module, and is used for communicating with a card inserted in the card seat module when the power supply module supplies power, sending display information to the display module, and controlling the power supply module to power on and power off the card inserted in the card seat module;
the power supply module is connected with the main control module and the card seat module, and is used for supplying power to the main control module and the card seat module and also used for powering on and powering off a card inserted into the card seat module under the control of the main control module;
the card seat module is connected with the main control module and the power supply module and is used as a communication bridge between the main control module and an inserted card when the power supply module supplies power;
and the display module is connected with the main control module and used for receiving and displaying the information sent by the main control module.
2. The device of claim 1, wherein the master module comprises: the device comprises an MCU unit, a reset unit, a filtering unit, an MCU awakening unit and a clock unit;
the MCU unit is connected with the card holder module, the display module, the power supply module, the reset unit, the filtering unit and the MCU awakening unit, and is used for receiving signals output by the reset unit, the filtering unit and the MCU awakening unit and carrying out corresponding operation when the power supply module provides power supply, and is also used for sending display information to the display module and controlling the power supply module to power on and off a card inserted into the card holder module;
the reset unit is connected with the power module and the MCU unit and used for providing a reset signal for the MCU unit when the power module provides power so as to ensure that the MCU unit works normally;
the filtering unit is connected with the power supply module and the MCU unit and is used for filtering the power supply signal provided by the power supply module and outputting the filtered power supply signal to the MCU unit;
the MCU awakening unit is connected with the power supply module, the card seat module and the MCU unit and is used for awakening the dormant MCU unit by combining with the card seat module when a card is detected to be inserted into the card seat module when the power supply module supplies power, and the MCU unit is awakened and then communicates with the card;
the clock unit is connected with the MCU unit and used for providing clock signals for the MCU unit.
3. The device of claim 1, wherein the power module comprises: a power supply unit and a card power supply control unit;
the power supply unit is connected with the main control module and the card power supply control unit and is used for supplying power to the main control module and the card power supply control unit;
the card power supply control unit is connected with the power supply unit, the card seat module and the main control module and is used for powering on and powering off a card inserted into the card seat module under the control of the main control module when the power supply unit supplies power.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223253061.8U CN218768226U (en) | 2022-12-06 | 2022-12-06 | Equipment for realizing fingerprint input |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223253061.8U CN218768226U (en) | 2022-12-06 | 2022-12-06 | Equipment for realizing fingerprint input |
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| CN218768226U true CN218768226U (en) | 2023-03-28 |
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| CN202223253061.8U Active CN218768226U (en) | 2022-12-06 | 2022-12-06 | Equipment for realizing fingerprint input |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116110137A (en) * | 2023-04-13 | 2023-05-12 | 飞天诚信科技股份有限公司 | Fingerprint input method and device |
| CN116483014A (en) * | 2023-06-20 | 2023-07-25 | 飞天诚信科技股份有限公司 | Fingerprint input realization method, device and system |
-
2022
- 2022-12-06 CN CN202223253061.8U patent/CN218768226U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116110137A (en) * | 2023-04-13 | 2023-05-12 | 飞天诚信科技股份有限公司 | Fingerprint input method and device |
| CN116483014A (en) * | 2023-06-20 | 2023-07-25 | 飞天诚信科技股份有限公司 | Fingerprint input realization method, device and system |
| CN116483014B (en) * | 2023-06-20 | 2023-09-19 | 飞天诚信科技股份有限公司 | Fingerprint input realization method, device and system |
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