CN210573840U - Multi-mode biological characteristic recognition module applied to mobile terminal - Google Patents
Multi-mode biological characteristic recognition module applied to mobile terminal Download PDFInfo
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- CN210573840U CN210573840U CN201921691217.6U CN201921691217U CN210573840U CN 210573840 U CN210573840 U CN 210573840U CN 201921691217 U CN201921691217 U CN 201921691217U CN 210573840 U CN210573840 U CN 210573840U
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Abstract
The utility model discloses a be applied to mobile terminal's multimode biological feature identification module, which comprises a substrate, be packaged with biological feature identification sensor on the side of base plate, be packaged with connector, microprocessor and memory on the another side that deviates from mutually with biological feature identification sensor on the base plate, biological feature identification sensor, connector and memory respectively with microprocessor communication connection, connector and mobile terminal's processing unit communication connection, still be packaged with safety chip on the another side that deviates from mutually with biological feature identification sensor on the base plate, safety chip and microprocessor communication connection. The utility model discloses can realize the integral type encapsulation, reduce the step of this identification module encapsulation, improve the integrated level of this identification module, reduce the total volume of this identification module, can carry out the encryption processing of high reliability, make these data hardly stolen by the illegal, improve the security of this identification module.
Description
Technical Field
The utility model relates to a biological identification technical field specifically is a be applied to mobile terminal's multimode biological characteristics and discern module.
Background
With the wide popularization of biometric technology, people have higher and higher requirements on the security level of the biometric technology. In order to increase the security level of the biometric technology, the number of biometric sensors is increased to increase security.
Most of identity authentication on the existing mobile terminal is finished by adopting the modes of passwords and the like, although the authentication mode of fingerprint identification or facial identification is adopted, most of the authentication modes are realized by simply combining a plurality of independent sensors and independently controlling each sensor by adopting an independent processing circuit, so that the wiring complexity and integration degree of a biological characteristic identification module are lower, the size is larger, the load of the mobile terminal is increased, and the safety is lower.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a be applied to mobile terminal's multimode biological characteristic identification module can realize the integral type encapsulation, reduces the step of this identification module encapsulation, improves the integrated level of this identification module, reduces the total volume of this identification module, can carry out the encryption of high reliability and handle, makes these data hardly stolen by the illegal, improves the security of this identification module to solve the problem of proposing in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
a multi-mode biological characteristic recognition module applied to a mobile terminal comprises a substrate, wherein a biological characteristic recognition sensor is packaged on one side surface of the substrate, a connector, a microprocessor and a memory are packaged on the other side surface of the substrate, which is far away from the biological characteristic recognition sensor, the connector and the memory are respectively in communication connection with the microprocessor, and the connector is in communication connection with a processing unit of the mobile terminal;
and a safety chip is further packaged on the other side surface of the substrate, which deviates from the biological characteristic recognition sensor, and the safety chip is in communication connection with the microprocessor.
Preferably, the substrate is any one of a glass substrate, a PCB, an FPC, or a silicon-based semiconductor board.
Preferably, the microprocessor is an AT89C51 singlechip, and the safety chip is a safety element SE.
Preferably, a power supply module and a control module are arranged inside the microprocessor, the power supply module is electrically connected with an external power supply, and the control module is in communication connection with the biological characteristic recognition sensor.
Preferably, a biological characteristic processing module is further arranged inside the microprocessor.
Preferably, the biometric sensor is any one of a fingerprint sensor, a vein sensor, an iris sensor or a human face sensor.
Preferably, the iris characteristic acquisition sensor comprises a special iris camera and infrared lamps positioned at two sides of the special iris camera.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the biological characteristic recognition sensor is packaged on one side surface of the substrate, and the connector, the microprocessor and the memory are packaged on the other side surface of the substrate, so that integrated packaging is realized, the steps of packaging the recognition module are reduced, the integration level of the recognition module is improved, and the total volume of the recognition module is reduced;
2. the security chip is added to encrypt the biological characteristic data related to the characteristic points of the biological characteristics with high reliability, so that the data are difficult to be illegally stolen, and the security of the identification module is improved.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic bottom view of the present invention;
FIG. 3 is a block diagram of a microprocessor according to the present invention;
fig. 4 is a schematic diagram of the circuit connection of the microprocessor according to the present invention.
In the figure: 1. a substrate; 2. a biometric sensor; 3. a connector; 4. a microprocessor; 5. a memory; 6. and a security chip.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution:
a multi-mode biological characteristic recognition module applied to a mobile terminal comprises a substrate 1, wherein the substrate 1 is any one of a glass substrate, a PCB (printed circuit board), an FPC (flexible printed circuit) board or a silicon-based semiconductor board, two opposite side surfaces of the substrate 1 can be used for packaging at the same time, a biological characteristic recognition sensor 2 is packaged on one side surface of the substrate 1, the biological characteristic recognition sensor 2 is any one of a fingerprint acquisition sensor, a vein characteristic acquisition sensor, an iris characteristic acquisition sensor or a human face characteristic acquisition sensor, the iris characteristic acquisition sensor comprises a special iris camera and infrared lamps positioned at two sides of the special iris camera, the biological characteristic recognition sensor 2 is used for sensing biological characteristic information and performing multi-mode biological characteristic recognition, a connector 3, a microprocessor 4 and a memory 5 are packaged on the other side surface of the substrate 1, which is far away from the biological characteristic recognition sensor 2, microprocessor 4 is AT89C51 singlechip, biological feature recognition sensor 2, connector 3 and memory 5 respectively with microprocessor 4 communication connection, connector 3 and mobile terminal's processing unit communication connection, through encapsulating biological feature recognition sensor 2 in the side of base plate 1, encapsulate connector 3, microprocessor 4 and memory 5 in the another side of base plate 1, realize the integral type encapsulation, reduce the step of this discernment module encapsulation, improve the integrated level of this discernment module, reduce the total volume of this discernment module.
The inside power module and the control module that are provided with of microprocessor 4, power module electric connection external power to supply power for biological feature identification sensor 2, control module and biological feature identification sensor 2 communication connection, carry out drive control to biological feature identification sensor 2, and acquire the relevant biological feature data of the characteristic point of biological feature, the inside biological feature processing module that still is provided with of microprocessor 4, biological feature processing module handles the biological feature data that the characteristic point of biological feature that control module obtained is relevant.
The memory 5 is a nonvolatile memory, such as Flash memory Flash, electrically erasable programmable read-only memory EEPROM, erasable programmable read-only memory EPROM, programmable read-only memory PROM or other magnetic and electric storage media which can continuously retain data under the condition of power failure, and the connector 3 is mainly used for electrically connecting the identification module with the mobile terminal so as to realize the communication connection with the mobile terminal, thereby realizing the function of multi-mode biological characteristic identification.
The other side surface of the substrate 1, which is far away from the biological characteristic recognition sensor 2, is also packaged with a safety chip 6, the safety chip is a safety element SE, the safety chip 6 is in communication connection with the microprocessor 4, and the safety chip 6 is added to carry out high-reliability encryption processing on biological characteristic data related to characteristic points of biological characteristics, so that the data are difficult to steal illegally, and the safety of the recognition module is improved.
The structure principle is as follows: the biological characteristic recognition sensor 2 is packaged on one side face of the substrate 1, the connector 3, the microprocessor 4 and the memory 5 are packaged on the other side face of the substrate 1, integrated packaging is achieved, the steps of packaging the recognition module are reduced, the integration level of the recognition module is improved, the total volume of the recognition module is reduced, high-reliability encryption processing can be performed on biological characteristic data related to characteristic points of biological characteristics by adding the safety chip 6, the data are difficult to steal illegally, the safety of the recognition module is improved, and the mobile terminal which needs to support multiple biological characteristic combination recognition is met.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a be applied to mobile terminal's multimode biological characteristic discernment module, includes base plate (1), its characterized in that: a biological characteristic recognition sensor (2) is packaged on one side face of the substrate (1), a connector (3), a microprocessor (4) and a memory (5) are packaged on the other side face, which is far away from the biological characteristic recognition sensor (2), of the substrate (1), the biological characteristic recognition sensor (2), the connector (3) and the memory (5) are respectively in communication connection with the microprocessor (4), and the connector (3) is in communication connection with a processing unit of the mobile terminal;
still be packaged with safety chip (6) on the another side that deviates from with biological feature recognition sensor (2) on base plate (1), safety chip (6) and microprocessor (4) communication connection.
2. The multi-modal biometric module applied to the mobile terminal according to claim 1, wherein: the substrate (1) is any one of a glass substrate, a PCB (printed Circuit Board), an FPC (Flexible printed Circuit) board or a silicon-based semiconductor board.
3. The multi-modal biometric module applied to the mobile terminal according to claim 1, wherein: the microprocessor (4) is an AT89C51 single chip microcomputer, and the safety chip is a safety element SE.
4. The multi-modal biometric module applied to the mobile terminal according to claim 1, wherein: the biological characteristic identification device is characterized in that a power supply module and a control module are arranged inside the microprocessor (4), the power supply module is electrically connected with an external power supply, and the control module is in communication connection with the biological characteristic identification sensor (2).
5. The multi-modal biometric module applied to the mobile terminal according to claim 1, wherein: and a biological characteristic processing module is also arranged in the microprocessor (4).
6. The multi-modal biometric module applied to the mobile terminal according to claim 1, wherein: the biological characteristic identification sensor (2) is any one of a fingerprint acquisition sensor, a vein characteristic acquisition sensor, an iris characteristic acquisition sensor or a human face characteristic acquisition sensor.
7. The module of claim 6, wherein the module is applied to a mobile terminal and comprises: the iris characteristic acquisition sensor comprises a special iris camera and infrared lamps positioned at two sides of the special iris camera.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921691217.6U CN210573840U (en) | 2019-10-11 | 2019-10-11 | Multi-mode biological characteristic recognition module applied to mobile terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921691217.6U CN210573840U (en) | 2019-10-11 | 2019-10-11 | Multi-mode biological characteristic recognition module applied to mobile terminal |
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| Publication Number | Publication Date |
|---|---|
| CN210573840U true CN210573840U (en) | 2020-05-19 |
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| CN201921691217.6U Active CN210573840U (en) | 2019-10-11 | 2019-10-11 | Multi-mode biological characteristic recognition module applied to mobile terminal |
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2019
- 2019-10-11 CN CN201921691217.6U patent/CN210573840U/en active Active
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