With the GPS device of fingerprint recognitionTechnical field
The utility model relates to a kind of GPS device, particularly relates to a kind of GPS device with fingerprint recognition.
Background technology
At present, the like product on market is a kind of is traditional global position system GPS device, utilizes this GPS device to locate particular location, so just conveniently can know particular location.GPS device is applied in multiple field, such as: the vehicle-mounted GPS apparatus that at present application is very wide, can locate the position at the automobile place of traveling, more navigation device-combinedly just can carry out accurate navigation for the automobile of traveling.But GPS device does not have safety device usually at present.
Because above-mentioned defect, the design people, actively in addition research and innovation, to founding a kind of GPS device with fingerprint recognition of new structure, make it have more value in industry.
Summary of the invention
For solving the problems of the technologies described above, the purpose of this utility model is to provide a kind of GPS device with fingerprint recognition with function of safety protection.
GPS device with fingerprint recognition of the present utility model, comprising: global position system GPS module, gps antenna, fingerprint chip, memory module, controller and interface module, wherein, described GPS module is connected with described gps antenna, and described GPS module is connected with controller by interface module; Described fingerprint chip comprises finger print acquisition module and fingerprint identification module, and wherein, described fingerprint chip is connected with described memory module, and described fingerprint chip is connected with described controller, and described memory module is connected with described controller.
Further, interface module is specially general-purpose serial bus USB interface, RS232 serial ports, P/32 keyboard interface, infrared interface or blue tooth interface.
Further, described finger print acquisition module is connected to each other mutually with fingerprint identification module.
Further, finger print acquisition module is specially CCD optical image sensor, for gathering the fingerprint of user in user's setting up procedure, and by the fingerprint storage of collection in a storage module, or device gathers the fingerprint of user in the process used, and the fingerprint of collection is sent to described fingerprint identification module.
Further, fingerprint identification module is specially digital signal processing dsp controller, for receiving the user fingerprints that finger print acquisition module collects, and the validated user fingerprint stored in the user fingerprints collected by finger print acquisition module and memory module contrasts, if the validated user fingerprint fingerprint matching success that the user fingerprints collected and memory module store, then represent that user is validated user, sends to controller by fingerprint matching successful result; If the validated user fingerprint fingerprint matching that the user fingerprints collected and memory module store is unsuccessful, then represents that user is disabled user, fingerprint matching unsuccessful outcome is sent to controller.
Further, controller is specially a kind of single-chip microcomputer, for receiving fingerprint matching successful result or the fingerprint matching unsuccessful outcome of fingerprint identification module transmission, fingerprint the match is successful result when what receive, then activate GPS module by interface module, when reception is fingerprint matching unsuccessful outcome, then do not activate GPS module.
Further, memory module, for storing the fingerprint of validated user.
By such scheme, the utility model at least has the following advantages:
The utility model, by arranging fingerprint chip in GPS device, only has by using GPS device after fingerprint chip identification, thus improves the security of GPS device, and GPS device can not be used by disabled user.
Above-mentioned explanation is only the general introduction of technical solutions of the utility model, in order to better understand technological means of the present utility model, and can be implemented according to the content of instructions, coordinates accompanying drawing to be described in detail as follows below with preferred embodiment of the present utility model.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model with the GPS device of fingerprint recognition.
Embodiment
Below in conjunction with drawings and Examples, embodiment of the present utility model is described in further detail.Following examples for illustration of the utility model, but are not used for limiting scope of the present utility model.
Shown in Figure 1, a kind of GPS device with fingerprint recognition, comprise: global position system GPS module 1, the gps antenna 2 be connected with GPS module 1, fingerprint chip 3, memory module 4, controller 5 and interface module 6, wherein, GPS module 1 is connected with controller 4 by interface module 6, interface module 6 specifically can USB (universal serial bus) (Universal Serial Bus, USB) interface or RS232 serial ports.Certainly this interface module 6 can also be other interface mode, such as: P/32 keyboard interface, infrared interface, blue tooth interface etc.GPS module 1 can be general GPS device.
Fingerprint chip 3 contains finger print acquisition module 7 and fingerprint identification module 8, wherein fingerprint chip 3 is connected with controller 5 with memory module 4 respectively, finger print acquisition module 7 inner in fingerprint chip 3 is connected with fingerprint identification module 8, and memory module 4 is connected with controller 5 with fingerprint identification module 8 respectively.Wherein, finger print acquisition module 7 is specifically as follows CCD optical image sensor, such as: the general-purpose fingerprint Acquisition Instruments such as HZ75-FPR620 model fingerprint acquisition instrument or S680 fingerprint acquisition instrument, fingerprint identification module 8 is specially digital signal processing (Digital signal processing, DSP) controller, such as: the general-purpose fingerprint recognizers such as DIG-6300 Fingerprint Identification Unit or ZFM-20 Fingerprint Identification Unit.Finger print acquisition module 7 is linked together by the general-purpose interface of Acquisition Instrument and the general-purpose interface of fingerprint identification module 8.Controller 5 can be specifically a kind of single-chip microcomputer, such as: or the general single chip such as 80C51 single-chip microcomputer AT89S51 single-chip microcomputer.Finger print acquisition module 7 for gathering the fingerprint of user in user's setting up procedure, and by the fingerprint storage that gathers in a storage module, or device gathers the fingerprint of user in the process used, and the fingerprint of collection is sent to described fingerprint identification module 8.The user fingerprints that fingerprint identification module collects for receiving finger print acquisition module, and the validated user fingerprint stored in the user fingerprints collected by finger print acquisition module and memory module contrasts, if the validated user fingerprint fingerprint matching success that the user fingerprints collected and memory module store, then represent that user is validated user, sends to controller by fingerprint matching successful result; If the validated user fingerprint fingerprint matching that the user fingerprints collected and memory module store is unsuccessful, then represents that user is disabled user, fingerprint matching unsuccessful outcome is sent to controller.Controller 5 is for receiving fingerprint matching successful result or the fingerprint matching unsuccessful outcome of fingerprint identification module transmission, fingerprint the match is successful result when what receive, then activate GPS module 1 by interface module, be fingerprint matching unsuccessful outcome when what receive, then do not activate GPS module 1.Memory module 4, for storing the fingerprint of validated user.
Principle of work of the present utility model is as follows:
In fingerprint setting up procedure, finger print acquisition module 7 gathers the fingerprint of user in advance, and by the fingerprint storage that gathers in advance in memory module 4, and what store in such memory module 4 is exactly the fingerprint of validated user.In GPS device by the process that uses, first finger print acquisition module 7 gathers the fingerprint of user, and the user fingerprints collected is sent to fingerprint identification module 8, the validated user fingerprint stored in the user fingerprints that finger print acquisition module 7 collects by fingerprint identification module 8 and memory module 4 contrasts, if the validated user fingerprint fingerprint matching that the user fingerprints collected and memory module store, then represent that user is validated user, fingerprint matching successful result is sent to controller 5 by fingerprint identification module 8, controller 5 knows fingerprint matching success, GPS module 1 is activated by interface module 6, GPS module 1 triggers gps antenna 2 and starts to carry out location, position.If both fingerprint matchings of the validated user fingerprint that the user fingerprints collected and memory module store are unsuccessful, then represent that user is disabled user, by fingerprint not matching result send to controller, controller 5 learns that user fingerprints is illegal, then do not activate GPS module 1.
The utility model, by arranging fingerprint chip in GPS device, only has by using GPS device after fingerprint chip identification, thus improves the security of GPS device, and GPS device can not be used by disabled user.
The above is only preferred implementation of the present utility model; be not limited to the utility model; should be understood that; for those skilled in the art; under the prerequisite not departing from the utility model know-why; can also make some improvement and modification, these improve and modification also should be considered as protection domain of the present utility model.