CN101840611A - Anti-theft system for portable electronic device and method thereof - Google Patents
Anti-theft system for portable electronic device and method thereof Download PDFInfo
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- CN101840611A CN101840611A CN 201010117913 CN201010117913A CN101840611A CN 101840611 A CN101840611 A CN 101840611A CN 201010117913 CN201010117913 CN 201010117913 CN 201010117913 A CN201010117913 A CN 201010117913A CN 101840611 A CN101840611 A CN 101840611A
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Abstract
The invention provides an anti-theft system applicable to portable electronic device, at least comprising a memory cell used for storing the preset data information, a scraping sensor which is arranged on the case of the portable electronic device and is used for acquiring image information, a processing unit which is used for processing the image information and comparing the processing result with the data information from the memory cell as well as an alarm unit which gives out an alarm signal when the processing result is not matched with the data information. By adopting the anti-theft system of the invention, the image information acquired by the scraping fingerprint sensor is processed and compared with the preset fingerprint image information, the alarm signal is used for monitoring the electronic device in real time, and the safety of the portable electronic device is greatly improved.
Description
Technical field
The present invention system is about the electronic equipment anti-theft technique based on fingerprint recognition about the anti-theft technique of electronic equipment especially.
Background technology
Current, the Portable degree of electronic product is more and more higher, and small and exquisite, the multiple functional digital equipment of those lightweights tends to obtain more multi-user's favor.Yet with respect to the other products in the daily life, the cost and price of Portable digital equipment is than higher, and this just provides the opportunity of transaction profit for some stealers.
In the prior art, a lot of producers mainly provide two kinds relatively effectively to protect mode at the easy stolen problem of electronic equipment.With the cell phone is example, and first kind of mode is additional antitheft mobile phone chain,, hangs over the pendant with anti-theft feature on the mobile phone that is, uses the smaller cylindric alarm of No. 7 batteries of a ratio to be fixed in the place that ribbon is connected with phone housing.When mobile phone was subjected to surpassing the external force traction of own wt, alarm will send chimes of doom, and the possessor is careful larceny with prompting mobile telephone set., do not introduce tractive force if directly door chain is cut off when stealing, door chain will lose efficacy because of not detecting the external force size.
In addition, in the second way, the cellphone subscriber can be provided with the note tracking function in machine, in case hand-set from stolen and change original SIM card, the watchdog routine of pre-installing in the stolen mobile phone will send SIM card number after changing from the former SIM card of trend user number or mailbox, if the personal information of new SIM card registration is authentic and valid, just can lock and trace.But, consider that stealer may use unregistered number, though watchdog routine can send the card number of new SIM card automatically, eventually can be untrue and can't trace owing to personal information.In addition, stealer sends warning message automatically once starting shooting, and has caused the interference that continues for former phone number user.
Hence one can see that, no matter utilizes antitheft mobile phone chain or note tracking function, and they all can not monitor the larceny of stealer in real time.In addition, after stealer easily cracked the working mechanism of door chain and note tracking, their anti-theft feature can lose efficacy thereupon.
Summary of the invention
One object of the present invention is: the defective that is occurred during at anti-theft product that adopts on cell phone in the prior art or method use, a kind of burglary-resisting system that is used for portable electronic device is provided, and described burglary-resisting system comprises at least: storage unit, scratch type sensor, processing unit and alarm unit.Wherein, storage unit is used to store predefined data message.The scratch type sensor is arranged on the shell of portable electronic device, is used for images acquired information.Processing unit is used for processing image information, and with result with compare from the data message of storage unit.When result and data message do not match, send alerting signal by alarm unit, be careful the generation of larceny to remind the user.
Burglary-resisting system of the present invention also comprises control module, is used for opening or closing the scratch type sensor.
Scratch type fingerprint sensor of the present invention obtains multiple series of images information with the picking rate of 2000 frame/seconds, and by processing unit with the complete information in fingerprint of the information integrated one-tenth of multiple series of images.
Alarm unit of the present invention is a vibration component or loudspeaker.
Portable electronic device of the present invention is cell phone, personal digital assistant, MP3, MP4 or other electronic equipment.And when electronic equipment was cell phone, storage unit was built-in internal memory of cell phone or SIM card.
Another object of the present invention has been to provide a kind of theft preventing method that is used for portable electronic device, and described theft preventing method comprises: store predefined data message in portable electronic device; Utilize the scratch type sensor to gather the image information of finger; Processing image information is also compared result with data message; And when not matching, result and data message send alerting signal.
The inventive method also comprised the step of opening the scratch type sensor before storing step.
The inventive method also comprises the step of closing the scratch type sensor after alarming step.Described scratch type fingerprint sensor obtains multiple series of images information with the picking rate of 2000 frame/seconds.
The described treatment step of the inventive method also comprises this image information is integrated into complete finger print information.
The described alerting signal of the inventive method is a vibration signal or voice signal.
Adopt the burglary-resisting system and the method that are used for electronic equipment among the present invention, the image information that the scratch type fingerprint sensor is collected after treatment, compare with predefined information in fingerprint, by the generation that alerting signal is monitored electronic equipment larceny in real time, the security that has greatly improved portable electronic device.In addition, scratch type sensor of the present invention is hidden on the inside surface of electronic device shell, also can not influence the overall appearance of this electronic equipment.
Description of drawings
Fig. 1 illustrates the structural representation according to the burglary-resisting system that is used for portable electronic device in one embodiment of the present invention;
Fig. 2 illustrates the method flow block diagram that cell phone among Fig. 1 is used to realize anti-theft feature.
Embodiment
With reference to the accompanying drawings, the specific embodiment of the invention is described in further detail.
Before describing specific embodiments of the invention in conjunction with the accompanying drawings, we briefly introduce the correlation technique about fingerprint sensor and fingerprint recognition.Current, fingerprint sensor is broadly divided into two classes, i.e. optical fingerprint sensor and semiconductor fingerprint sensor.Though the optical fingerprint sensor antistatic effect is strong, cost of products is low, and it can't carry out the living body finger print discriminating, and is especially relatively poor for the applicability of doing wet finger, and sensor bulk is bigger.And the semiconductor fingerprint sensor mainly utilizes parameters such as electric capacity, inductance, temperature and pressure to realize the collection of fingerprint image, and it can be subdivided into planar fingerprint sensor and strip fingerprint sensor (also claiming the scratch type fingerprint sensor) again.
Human fingerprint is made of tight adjacent concave convex texture, by each pixel is utilized the canonical reference discharge current, just can detect the lines situation of fingerprint.At first, each pixel is pre-charged to a certain reference voltage, discharges by the reference discharge current then.Specifically, be in the pixel capacitance amount height under the projection of fingerprint, the velocity of discharge is slower; And the pixel capacitance amount that is under the recess of fingerprint is low, and the velocity of discharge is very fast.For example, utilize the difference of the velocity of discharge, detect and convert to 8 outputs, can form image quality original fingerprint image preferably by sampling hold circuit.At the scratch type fingerprint sensor, its image-forming principle can roughly be expressed as: scrape out-of-dately on fingerprint sensor when finger, gather multiple image, then the image of gathering is organized and spliced, finally form the fingerprint image of whole finger.
Fig. 1 illustrates the structural representation according to the burglary-resisting system that is used for portable electronic device in one embodiment of the present invention.With reference to Fig. 1, burglary-resisting system 10 comprises storage unit 100, scratch type sensor 102, processing unit 104 and alarm unit 106 at least.Wherein, scratch type sensor 102 is used for real-time images acquired information, and in one embodiment, scratch type sensor 102 is positioned on the shell of cell phone.Storage unit 100 is used to store predefined data message, and in one embodiment, storage unit 100 is the built-in internal memories of cell phone 10, and in another embodiment, storage unit 100 is the internal memories in the SIM card of cell phone 10.Then, the image information of gathering is handled in processing unit 104 in real time, for example, with the multiple image tissue gathered in real time be spliced into complete fingerprint image, then, predefined data message is sent to processing unit 104, compares by image information and predefined data message after 104 pairs of processing of processing unit.If the two is not complementary, then processing unit 104 sends alerting signal to alarm unit 106 outputs one control signal by alarm unit 106, is careful contingent larceny with the prompting user.For example, alerting signal can be to be confined to vibration component or loudspeaker but have more than.By the vibration force that vibration component produces, the user can utilize sense of touch in time to grasp the current state of cell phone, in order to avoid the generation of larceny.In addition, by the especial sound signal that loudspeaker sends, can allow the user easily prevent hand-set from stolen.
In one embodiment of this invention, when finger streaks scratch type sensor on the phone housing, this sensor obtains multiple series of images information about fingerprint in real time with the picking rate of 2000 frame/seconds, after these image informations are transferred into processing unit 104, organize and splice by processing unit 104, finally form a complete fingerprint image.If when predefined user's fingerprint image is not complementary in this fingerprint image and the storage unit 100, just show that cell phone is in abnormality; If when this fingerprint image is consistent with predefined user's fingerprint image in the storage unit 100, show that the user is using mobile phone, need not to send alerting signal by alarm unit 106.
Those of ordinary skill in the art should be appreciated that cell phone can be set to various modes by the user, as mode standard, outdoor pattern, conference model and aviation pattern or the like.Similarly, cell phone among the present invention both can remain on anti-theft modes (promptly preventing the monitoring pattern of hand-set from stolen in real time), also anti-theft feature can be solidificated in the mobile phone, compare with the prompting user with the fingerprint image of being scheduled to by image and watch out for larceny the recognition unit collection.In one embodiment, burglary-resisting system also comprises control module 108, opens or close the scratch type sensor by control module 108, when opening the scratch type sensor, gathers the fingerprint image of the finger that streaks mobile phone in real time; When closing the scratch type sensor, just need not to gather the fingerprint image that streaks mobile phone.For example, control module 108 can be a mechanical key.
Though those of ordinary skill in the art it is also understood that the specific embodiment of the present invention is that example is described with the cell phone, the present invention has more than and is confined to this.For example, can also be applied to personal digital assistant, MP3, MP4 or other electronic equipment.
Fig. 2 illustrates the method flow block diagram that cell phone among Fig. 1 is used to realize anti-theft feature.With reference to Fig. 2, in step 200, at first open the scratch type sensor, so that the scratch type sensor is gathered fingerprint image at any time.In step 202, store predefined data message, for example, the user can be gathered the fingerprint of oneself and be stored in the mobile phone in advance, and conduct is with reference to image or standard picture.In step 204, when finger streaks mobile phone, gather the image information of finger by the scratch type sensor, then execution in step 206 is handled the finger-image information that collects, for example, with finger-image information organization and splicing, so that be integrated into width of cloth fingerprint image completely.Step 208 is compared result and predefined data message, and when the two does not match execution in step 210, send alerting signal to remind the user.At last, in step 212, the user can also close the scratch type sensor at any time, with the anti-theft feature of temporary transient shielding mobile phone, opens the scratch type sensor again when needs are taken precautions against.Should be pointed out that the scratch type fingerprint sensor both can at any time gather your finger print information, also can gather your finger print information in certain period of time according to user's needs.Based on such consideration, it is not necessary opening the scratch type sensor in step 200 and the step 212 and closing the scratch type sensor.
Though the present invention discloses as above with embodiment; right its is not in order to limiting the present invention, anyly has the knack of this skill person, without departing from the spirit and scope of the invention; when can doing various changes and retouching, so the present invention's protection domain attached claim person of defining after looking is as the criterion.
Claims (13)
1. one kind is used for the portable electronic device burglary-resisting system, it is characterized in that: comprise at least:
Storage unit is in order to store predefined data message;
The scratch type sensor is arranged on outside this portable electronic device on the shell, in order to images acquired information;
Processing unit in order to handling this image information, and compares result and data message from storage unit; And
Alarm unit when this result and this data message are not complementary, sends alerting signal.
2. burglary-resisting system according to claim 1 is characterized in that: also comprise control module, be used for opening or closing this scratch type sensor.
3. burglary-resisting system according to claim 1 and 2 is characterized in that: the scratch type fingerprint sensor obtains multiple series of images information with the picking rate of 2000 frame/seconds.
4. burglary-resisting system according to claim 1 and 2 is characterized in that: described image information is integrated into complete finger print information by this processing unit.
5. burglary-resisting system according to claim 1 and 2 is characterized in that: alarm unit is a vibration component or a loudspeaker.
6. burglary-resisting system according to claim 1 and 2 is characterized in that: portable electronic device is cell phone or personal digital assistant or MP3 or MP4.
7. burglary-resisting system according to claim 1 and 2 is characterized in that: portable electronic device is a cell phone, and storage unit is the SIM card of built-in internal memory of cell phone or cell phone.
8. one kind is applicable to the portable electronic device theft preventing method, and it is characterized in that: theft preventing method comprises:
Storing step is stored predefined data message in this portable electronic device;
Acquisition step utilizes the scratch type sensor to gather the image information of finger;
Treatment step is handled this image information and result is compared with this data message; And
Alarming step is sent alerting signal when this result and data message do not match.
9. theft preventing method according to claim 8 is characterized in that: also comprised the step of opening this scratch type sensor before described storing step.
10. it is characterized in that according to Claim 8 or 9 described theft preventing methods: also comprise the step of closing this scratch type sensor after the described alarming step.
11. according to Claim 8 or 9 described theft preventing methods, it is characterized in that: described scratch type fingerprint sensor obtains multiple series of images information with the picking rate of 2000 frame/seconds.
12. according to Claim 8 or 9 described theft preventing methods, it is characterized in that: described treatment step also comprises this image information is integrated into complete finger print information.
13. according to Claim 8 or 9 described theft preventing methods, it is characterized in that: described alerting signal is a vibration signal or voice signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN 201010117913 CN101840611A (en) | 2010-03-04 | 2010-03-04 | Anti-theft system for portable electronic device and method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN 201010117913 CN101840611A (en) | 2010-03-04 | 2010-03-04 | Anti-theft system for portable electronic device and method thereof |
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| CN101840611A true CN101840611A (en) | 2010-09-22 |
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| CN 201010117913 Pending CN101840611A (en) | 2010-03-04 | 2010-03-04 | Anti-theft system for portable electronic device and method thereof |
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Cited By (10)
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| CN102542709A (en) * | 2010-12-31 | 2012-07-04 | 富泰华工业（深圳）有限公司 | Electronic device with anti-theft function and method |
| CN104767804A (en) * | 2015-03-27 | 2015-07-08 | 联想(北京)有限公司 | Information processing method and device |
| CN105096501A (en) * | 2014-04-25 | 2015-11-25 | 北京奇虎科技有限公司 | Intelligent terminal device theft prevention method and intelligent terminal device |
| CN105550552A (en) * | 2015-06-30 | 2016-05-04 | 宇龙计算机通信科技(深圳)有限公司 | Protection method and apparatus for mobile terminal |
| CN105681498A (en) * | 2016-01-21 | 2016-06-15 | 东莞华南设计创新院 | Anti-theft mobile phone based on piezoelectric fingerprint sensors |
| JP2016122447A (en) * | 2014-12-24 | 2016-07-07 | イマージョン コーポレーションＩｍｍｅｒｓｉｏｎ Ｃｏｒｐｏｒａｔｉｏｎ | Systems and methods for haptically enabled alarms |
| WO2017032109A1 (en) * | 2015-08-26 | 2017-03-02 | 中兴通讯股份有限公司 | Emergency alarm method and apparatus |
| CN107658946A (en) * | 2017-10-31 | 2018-02-02 | 天长市平康电子科技有限公司 | A kind of charger for preventing malicious operation |
| CN107680307A (en) * | 2017-10-31 | 2018-02-09 | 天长市平康电子科技有限公司 | A kind of theft preventing method based on charger |
| CN111768583A (en) * | 2019-04-02 | 2020-10-13 | 上海博泰悦臻网络技术服务有限公司 | Vehicle fuel oil anti-theft method and system and vehicle |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102542709A (en) * | 2010-12-31 | 2012-07-04 | 富泰华工业（深圳）有限公司 | Electronic device with anti-theft function and method |
| CN102542709B (en) * | 2010-12-31 | 2015-11-25 | 富泰华工业（深圳）有限公司 | There is electronic installation and the method for anti-theft feature |
| CN105096501A (en) * | 2014-04-25 | 2015-11-25 | 北京奇虎科技有限公司 | Intelligent terminal device theft prevention method and intelligent terminal device |
| CN109461276A (en) * | 2014-04-25 | 2019-03-12 | 北京奇虎科技有限公司 | Intelligent terminal theft preventing method and intelligent terminal |
| JP2016122447A (en) * | 2014-12-24 | 2016-07-07 | イマージョン コーポレーションＩｍｍｅｒｓｉｏｎ Ｃｏｒｐｏｒａｔｉｏｎ | Systems and methods for haptically enabled alarms |
| CN104767804A (en) * | 2015-03-27 | 2015-07-08 | 联想(北京)有限公司 | Information processing method and device |
| CN105550552A (en) * | 2015-06-30 | 2016-05-04 | 宇龙计算机通信科技(深圳)有限公司 | Protection method and apparatus for mobile terminal |
| WO2017032109A1 (en) * | 2015-08-26 | 2017-03-02 | 中兴通讯股份有限公司 | Emergency alarm method and apparatus |
| CN105681498A (en) * | 2016-01-21 | 2016-06-15 | 东莞华南设计创新院 | Anti-theft mobile phone based on piezoelectric fingerprint sensors |
| CN107658946A (en) * | 2017-10-31 | 2018-02-02 | 天长市平康电子科技有限公司 | A kind of charger for preventing malicious operation |
| CN107680307A (en) * | 2017-10-31 | 2018-02-09 | 天长市平康电子科技有限公司 | A kind of theft preventing method based on charger |
| CN111768583A (en) * | 2019-04-02 | 2020-10-13 | 上海博泰悦臻网络技术服务有限公司 | Vehicle fuel oil anti-theft method and system and vehicle |
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Application publication date: 20100922 |