CN101764874A - Light-operated pure hardware circuit anti-theft mobile phone - Google Patents
Light-operated pure hardware circuit anti-theft mobile phone Download PDFInfo
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- CN101764874A CN101764874A CN200910153664A CN200910153664A CN101764874A CN 101764874 A CN101764874 A CN 101764874A CN 200910153664 A CN200910153664 A CN 200910153664A CN 200910153664 A CN200910153664 A CN 200910153664A CN 101764874 A CN101764874 A CN 101764874A
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Abstract
The invention relates to a light-operated pure hardware circuit anti-theft mobile phone, which comprises a mobile phone body, a battery, a light-operated switch, a magnetic control switch and an alarm circuit, wherein the light-operated switch is connected with the alarm circuit, and the alarm circuit is connected with the magnetic control switch. The invention can find that the mobile phone is taken away from the body as soon as possible, adopts light control technology and works stably, a password authentication function protects the alarm function of the mobile phone against easy shutoff, and the magnetic control switch is used to protect the battery against disassembly and ensures that the alarm function can not be shut off.
Description
Technical field
The present invention relates to a kind of mobile phone, more particularly, relate to a kind of light-operated pure hardware circuit anti-theft mobile phone.
Background technology
Mobile phone role in life is more and more important, has stepped into each stratum of society, has become the necessary article of life and work.Mobile phone belt is given a lot of convenience and the enjoyment of people, yet has but opened the shortcut of " making profit " for some lawless persons.Because this product of mobile phone is small and exquisite, easy to carry, expensive, enjoys thief's favor.Though also done the method for some anti-thefts on the market at mobile phone, all unsatisfactory mostly.The alarm that adopts wireless transmission to receive suspension member is arranged, when surpassing the distance of setting, mobile phone will report to the police, but oneself also brings very big inconvenience in use, mobile phone can not be mutually too far away with own body, and specific emission receiving code is very limited in existing frequency range, be not suitable for promoting on a large scale,, be easy to cause interference on a large scale in case promote; Also have and adopt the antitheft mobile phone cover, when mobile phone takes out from cell-phone cover, can report to the police, but this design very " chicken ribs ", to use extremely inconvenient; Also have a kind of technology at the anti-theft tracking of mobile phone card, stolen at mobile phone, can send information to the user after SIM card is replaced, but this function is opened in needs and common carrier application, and needed the intervention of the police, also trouble consuming time; The software that passes through that also has comes antitheftly, and the inextricable password thief in back that goes adrift also can't use, and is just ineffective but the thief pulls out battery, and by just removing this restriction behind the brush machine.From above antitheft mode as can be seen, find that in the very first time scheme of hand-set from stolen is very few, have only by the wireless transmission receiver can be when mobile phone be stolen reminding alarm, greatly retrieve stolen sorry of mobile phone; And some the antitheft schemes after mobile phone goes adrift only are " belated actions ", few of practicality and value.By to the analysis of various antitheft schemes in the market, all there are some pluses and minuses, therefore, the demand that a kind of new-type high antitheft mode of reliability satisfies people is still needed in antitheft mobile phone market badly.
Summary of the invention
To be solved by this inventionly be, overcome the shortcoming of prior art, providing a kind of can give the alarm the very first time, and the antitheft mobile phone of working stability.
Technical scheme of the present invention is such:
A kind of light-operated pure hardware circuit anti-theft mobile phone comprises handset, battery, also comprises light-operated switch, magnetic switch, warning circuit, and described light-operated switch links to each other with warning circuit, and warning circuit links to each other with magnetic switch.
As preferably, described light-operated switch comprises photo resistance, voltage comparator, and described photo resistance links to each other with voltage comparator.
As preferably, described light-operated switch comprises transistor AND gate photodiode or phototriode, and described photodiode or phototriode are connected with transistor.
As preferably, described light-operated switch comprises potentiometer and photo resistance or photodiode or phototriode, and described potentiometer and photo resistance or photodiode or phototriode are connected.
Described magnetic switch comprises magnet, controlled switch, and described magnet is installed on battery of mobile phone and covers, the described controlled mobile phone inside that is installed in.
As preferably, described controlled switch is tongue tube or Hall switch.
Described warning circuit comprises cryptographic check circuit, keyboard, loud speaker, and described keyboard links to each other with the cryptographic check circuit, and the cryptographic check circuit links to each other and links to each other with loud speaker.
Described cryptographic check circuit comprises password comparator, monostable circuit, and described password comparator is used to contrast the same opposite sex of input password and setting code; Described monostable circuit is used to adjust the length of warning time of fire alarming.
It is that keyboard is connected with light-operated switch that described warning circuit is connected with light-operated switch, and light-operated switch is connected with the cryptographic check circuit, and it is that keyboard is connected with controlled switch that described warning circuit is connected with magnetic switch, and controlled switch is connected with the cryptographic check circuit.
As preferably, the loud speaker of described warning circuit is that mobile phone carries loud speaker.
Compared with prior art, beneficial effect of the present invention is:
Can find that mobile phone from body, adopts light-operated technology the very first time, working stability, cryptographic authorization functions protection mobile phone alarm function is difficult for being closed, and adopts magnetic switch protection battery split, guarantees that warning function is not closed.
Description of drawings
Fig. 1 theory diagram of the present invention;
Fig. 2 is a kind of embodiment schematic diagram of light-operated switch of the present invention;
Fig. 3 is the another kind of embodiment schematic diagram of light-operated switch of the present invention;
Fig. 4 is another embodiment schematic diagram of light-operated switch of the present invention.
Specific implementation method
Below in conjunction with accompanying drawing embodiments of the present invention are described in further detail:
The present invention shown in Figure 1 comprises handset, battery, also comprises light-operated switch, magnetic switch, warning circuit, and described light-operated switch links to each other with warning circuit, and warning circuit links to each other with magnetic switch.
Light-operated switch mainly is made up of the combinational circuit and the light sensor of photo resistance, photodiode, phototriode and photodiode, resistance, triode.Multiple compound mode can be arranged:
1, as shown in Figure 2, photo resistance and voltage comparator can be coupled together, set the change scope of light.When light intensity is in the intensity of setting, low level of comparator output, the existing state of holding circuit; When light surpassed this scope, high level of comparator output changed circuit state.
2, as shown in Figure 3, photodiode or phototriode can be connected with a transistor, suitable regulator potentiometer, when light intensity surpasses set point, transistor turns; When light was in setting range, transistor ended.
3, as shown in Figure 4, some simple light-operated switches of forming formation of photo resistance, photodiode, phototriode or the like.
Because mobile phone occurs under the crowded situation mostly when stolen and mobile phone is contained under the situation in the bag or in the pocket, can finish the monitoring of the state of living in of mobile phone with light-operated circuit.
Described magnetic switch comprises magnet, controlled switch, and magnet is installed on battery of mobile phone and covers, the described controlled mobile phone inside that is installed in.Described controlled switch is tongue tube or Hall switch.
In the present embodiment, magnetic switch is mainly controlled the triggering state of cryptographic check circuit with tongue tube.When cell phone rear cover (magnet) left the tongue tube certain distance, the state of tongue tube overturn immediately, triggered the cryptographic check circuit and carried out cryptographic check.Also can adopt mini Hall switch alternative dry reed pipe to realize this process, because the rapid response and the fail safe of Hall switch, price also can be higher than tongue tube.
Described warning circuit comprises cryptographic check circuit, keyboard, loud speaker, and described keyboard links to each other with the cryptographic check circuit, and the cryptographic check circuit links to each other and links to each other with loud speaker.The cryptographic check circuit comprises password comparator, monostable circuit; Password comparator is used to contrast the same opposite sex of input password and setting code; Described monostable circuit is used to adjust the length of warning time of fire alarming.
Cryptographic check circuit and embedded in mobile phone loudspeaker are coupled together, just constituted simple warning circuit, the built-in audio chip in the public mobile phone can conserve space, simultaneously the tinkle of bells that the user can self-defined warning.When the cryptographic check circuit is triggered, initiatively enter the cryptographic check program, require the user to carry out password authentification, input password by mistake or in setting-up time, do not input password (by the adjustment of the monostable duration in cryptographic check circuit setting-up time) at continuous three times, all give tacit consent to hand-set from stolen, drive the embedded in mobile phone loud speaker and send chimes of doom, inform that user mobile phone is stolen.
It is that keyboard is connected with light-operated switch that described warning circuit is connected with light-operated switch, and light-operated switch is connected with the cryptographic check circuit, and it is that keyboard is connected with controlled switch that described warning circuit is connected with magnetic switch, and controlled switch is connected with the cryptographic check circuit.
Each several part function declaration of the present invention:
Start alert program by keyboard, the on/off of control magnetic switch, light-operated switch.When the warning on pressing lower keyboard was defendd, magnetic switch and light-operated switch in the circuit entered operating state; When by on the lower keyboard cancel key the time, input control password, what then can disconnect battery of mobile phone and magnetic switch, light-operated switch is connected mobile phone disengaging alarm condition.
Job step of the present invention is as follows:
Open antitheft control switch, make light-operated switch and magnetic switch in running order, mobile phone is put into Bao Nei or put into pocket, mobile phone just often can not reported to the police, when the people takes out mobile phone in pocket, and the light-operated circuit state turnover, trigger password authentification, after by checking, alert program is interrupted; If in the time of setting, do not have input validation sign indicating number or input error, then can drive warning circuit and send chimes of doom, remind user mobile phone stolen.After the user uses mobile phone, press antitheft key, light-operated circuit is task again, mobile phone is put back to original position can keep alarm condition.
When the thief took out mobile phone, in order not allow mobile phone alarm, if the bonnet battery of dismantling is pulled out in attempt, as long as thief one opens cell phone rear cover, magnetic switch will be worked, and chimes of doom will sound, and allowed thief's shape now then and there.
Described the present invention is simple in structure for the technical program, and cost is lower, and is easy for installation, and security performance is higher, and is handy easy-to-use than existing anti-theft product on the market, once has greatly generalization.
When mobile phone prompting power shortage, please in time change battery, in order to avoid influence anti-theft effect.
What more than enumerate only is a specific embodiment of the present invention.Obviously, the invention is not restricted to above embodiment, many distortion can also be arranged, all distortion that those of ordinary skill in the art can directly derive or associate from content disclosed by the invention all should be thought protection scope of the present invention.
Claims (10)
1. a light-operated pure hardware circuit anti-theft mobile phone comprises handset, battery, it is characterized in that, also comprises light-operated switch, magnetic switch, warning circuit, and described light-operated switch links to each other with warning circuit, and warning circuit links to each other with magnetic switch.
2. light-operated pure hardware circuit anti-theft mobile phone according to claim 1 is characterized in that described light-operated switch comprises photo resistance, voltage comparator, and described photo resistance links to each other with voltage comparator.
3. light-operated pure hardware circuit anti-theft mobile phone according to claim 1 is characterized in that described light-operated switch comprises transistor AND gate photodiode or phototriode, and described photodiode or phototriode are connected with transistor.
4. light-operated pure hardware circuit anti-theft mobile phone according to claim 1, it is characterized in that, described light-operated switch comprises potentiometer and photo resistance or photodiode or phototriode, and described potentiometer and photo resistance or photodiode or phototriode are connected.
5. according to claim 2 or 3 or 4 described light-operated pure hardware circuit anti-theft mobile phones, it is characterized in that described magnetic switch comprises magnet, controlled switch, described magnet is installed on battery of mobile phone and covers, the described controlled mobile phone inside that is installed in.
6. light-operated pure hardware circuit anti-theft mobile phone according to claim 5 is characterized in that, described controlled switch is tongue tube or Hall switch.
7. light-operated pure hardware circuit anti-theft mobile phone according to claim 6, it is characterized in that, described warning circuit comprises cryptographic check circuit, keyboard, loud speaker, and described keyboard links to each other with the cryptographic check circuit, and the cryptographic check circuit links to each other and links to each other with loud speaker.
8. light-operated pure hardware circuit anti-theft mobile phone according to claim 7 is characterized in that, described cryptographic check circuit comprises password comparator, monostable circuit,
Described password comparator is used to contrast the same opposite sex of input password and setting code;
Described monostable circuit is used to adjust the length of warning time of fire alarming.
9. light-operated pure hardware circuit anti-theft mobile phone according to claim 7, it is characterized in that, it is that keyboard is connected with light-operated switch that described warning circuit is connected with light-operated switch, light-operated switch is connected with the cryptographic check circuit, it is that keyboard is connected with controlled switch that described warning circuit is connected with magnetic switch, and controlled switch is connected with the cryptographic check circuit.
10. light-operated pure hardware circuit anti-theft mobile phone according to claim 9 is characterized in that, the loud speaker of described warning circuit is that mobile phone carries loud speaker.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910153664A CN101764874A (en) | 2009-10-26 | 2009-10-26 | Light-operated pure hardware circuit anti-theft mobile phone |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910153664A CN101764874A (en) | 2009-10-26 | 2009-10-26 | Light-operated pure hardware circuit anti-theft mobile phone |
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| Publication Number | Publication Date |
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| CN101764874A true CN101764874A (en) | 2010-06-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN200910153664A Pending CN101764874A (en) | 2009-10-26 | 2009-10-26 | Light-operated pure hardware circuit anti-theft mobile phone |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103456108A (en) * | 2013-08-29 | 2013-12-18 | 深圳市新国都技术股份有限公司 | Casing with non-contact protection switch and POS machine |
| CN104298945A (en) * | 2013-07-15 | 2015-01-21 | 联想(北京)有限公司 | Information processing method and electronic equipment |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2187861Y (en) * | 1994-02-25 | 1995-01-18 | 李家祥 | Telephone theft-proof alarm device |
| CN2206527Y (en) * | 1994-04-19 | 1995-08-30 | 林海清 | Alarm device for cipher automatic telephone-BP set |
| CN2515891Y (en) * | 2002-01-12 | 2002-10-09 | 赵坤鹏 | Handset cover with theft-proof alarm device |
| CN201118645Y (en) * | 2007-08-07 | 2008-09-17 | 林国朋 | Optical control alarm theft prevention mobile phone |
-
2009
- 2009-10-26 CN CN200910153664A patent/CN101764874A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2187861Y (en) * | 1994-02-25 | 1995-01-18 | 李家祥 | Telephone theft-proof alarm device |
| CN2206527Y (en) * | 1994-04-19 | 1995-08-30 | 林海清 | Alarm device for cipher automatic telephone-BP set |
| CN2515891Y (en) * | 2002-01-12 | 2002-10-09 | 赵坤鹏 | Handset cover with theft-proof alarm device |
| CN201118645Y (en) * | 2007-08-07 | 2008-09-17 | 林国朋 | Optical control alarm theft prevention mobile phone |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104298945A (en) * | 2013-07-15 | 2015-01-21 | 联想(北京)有限公司 | Information processing method and electronic equipment |
| CN103456108A (en) * | 2013-08-29 | 2013-12-18 | 深圳市新国都技术股份有限公司 | Casing with non-contact protection switch and POS machine |
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Application publication date: 20100630 |
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