CN101471973A - Mobile device with anti-theft function - Google Patents
Mobile device with anti-theft function Download PDFInfo
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- CN101471973A CN101471973A CNA2007103073502A CN200710307350A CN101471973A CN 101471973 A CN101471973 A CN 101471973A CN A2007103073502 A CNA2007103073502 A CN A2007103073502A CN 200710307350 A CN200710307350 A CN 200710307350A CN 101471973 A CN101471973 A CN 101471973A
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- siren
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Abstract
The invention discloses a mobile device with the anti-theft function. The mobile device comprises a mobile device body, an alarm, a first power source and a second power source. The first power source and the second power source are independent power sources and are respectively used for providing a working power source for the mobile device and the alarm. In addition, the alarm sends out an alarm when being triggered.
Description
Technical field
The invention relates to a kind of mobile device, and particularly relevant for the antitheft mobile phone with anti-theft feature.
Background technology
Along with popularizing of mobile communication, mobile phone (mobile phone) become the modern indispensable electronic product.It is light, thin, short, little that the design of mobile phone is particular about, and is convenient to the user and carries and use, but also cause mobile phone stolen easily for this reason, and the various public arenas of this phenomenon ubiquity are as station, department store, subway etc.
Existing mobile phone does not install anti-theft device usually additional, therefore also can't prevent for mobile phone is stolen, only can be careful voluntarily, step up vigilance.In conventional art, the someone proposes to install additional reflector on mobile phone, and in order to be interrupted the emission set specific frequency signal, the user then carries receiver in addition on one's body.When the distance between mobile phone and the user surpassed predeterminable range, receiver just can sound the alarm to remind user's mobile phone to be stolen.
Though above-mentioned theft preventing method can find that mobile phone is stolen, the user need carry receiver on one's body in addition, and is quite inconvenient.
Summary of the invention
The invention provides a kind of mobile device and its theft preventing method, on mobile device, install siren additional, be stolen in order to prevent mobile device.In addition, the power supply that mobile device and siren is required separates, even the mobile device shutdown, siren still can normal operation.
Hold above-mentionedly, the present invention proposes a kind of mobile device, comprises mobile device main body, siren, first power supply and second source.Siren is arranged among the mobile device main body, and first power supply is in order to provide working power to the mobile phone main body, and second source is then in order to provide working power to siren.Wherein, above-mentioned power supply and second source are independent current source, and when siren was triggered, siren sounded the alarm.
In an embodiment of the present invention, above-mentioned siren comprises transducer, comparator, amplifier and buzzer.Wherein, transducer is in order to sensing one abnormal signal, and comparator is then in order to the relatively output and a set-point of this transducer.Amplifier is coupled to the output of comparator, and in order to the output of gain comparator, buzzer then is coupled to the output of amplifier, in order to sound the alarm.
In an embodiment of the present invention, the sensor is shock sensor, touch sensing or infrared ray sensor.
In an embodiment of the present invention, above-mentioned mobile device also comprises a switch, in order to enable or to close siren.
In an embodiment of the present invention, above-mentioned mobile device is a mobile phone.
From another viewpoint, the present invention proposes a kind of theft preventing method of mobile device, is applicable to a mobile phone, and this mobile phone has a siren, and the theft preventing method of this mobile phone comprises the following steps: at first, detects the user and whether is using mobile phone; If this user is using this mobile phone, then make the siren anergy, if mobile phone is in idle state, then enable siren; And after siren enabled, then whether detection of handset was touched, if the touched alarm song that then sends of mobile phone.
The present invention is because of adopting the independent current source structure, and therefore when mobile phone shutdown, siren still can operate, and is unaffected.By this, even mobile phone does not have electricity, as long as the power supply supply of siren is normal, the anti-theft feature of mobile phone still can operate, and the burglar also can't close anti-theft feature via the operation of mobile phone.
For above-mentioned feature and advantage of the present invention can be become apparent, preferred embodiment cited below particularly, and conjunction with figs. are described in detail below.
Description of drawings
Fig. 1 is the mobile device schematic diagram according to first embodiment of the invention.
Fig. 2 is the functional block diagram according to the described siren of first embodiment of the invention.
Fig. 3 is the theft preventing method flow chart according to the mobile device of second embodiment of the invention.
Embodiment
First embodiment
Fig. 1 is the mobile device schematic diagram according to first embodiment of the invention.Fig. 1 is example explanation present embodiment major technology means with the mobile phone, and as shown in Figure 1, mobile phone 100 comprises mobile device main body (being called for short the mobile phone main body) 110 and siren 120, and wherein siren 120 is arranged in the mobile phone main body 110 and has independently power supply.Therefore, when mobile phone 100 shutdown or power supply were not enough, siren 120 still can normal operation, not influenced by the power supply status of mobile phone 100.On actual design, two batteries can be set in the mobile phone 100, supply mobile phone main body 110 respectively and use with siren 120.
When siren 120 is triggered, can sound the alarm and remind the user carefully antitheft, the triggering mode of siren 120 then for example is vibrations, touch or infrared ray sensing.Distribute infrared ray because the people knows from experience, (for example burnt electric type people's infrared ray sensor (pyroeletric infrared sensors, PIR)) comes the sensing burglar therefore can to utilize infrared ray sensor.The user only needs to open siren 120 and can reach antitheft effect when mobile phone 100 leaves unused.
In addition, in another embodiment of the present invention, mobile phone main body 110 and siren 120 can shared same batteries, but power supply circuit separately, and design can reduce the mobile phones design cost like this, possesses independently effect of power supply simultaneously.When mobile phone shutdown, siren 120 still can provide working power via power supply circuit independently, and shortcoming is that promptly when mobile phone 100 did not have electricity, its anti-theft feature was an anergy.Certainly, siren 120 also can use the power supply of mobile phone 100 simultaneously, and independently battery is set, and when dead battery main in the mobile phone 100, siren 120 promptly switches to another battery that independently is provided with.This extra battery then can be the less battery of electric weight, reduces the volume and the design cost of mobile phone 100 by this.
Next, further specify the circuit framework of siren, please be simultaneously with reference to Fig. 1 and Fig. 2, Fig. 2 is the functional block diagram according to the described siren of first embodiment of the invention.Siren 120 comprises transducer 210, comparator 220, amplifier 230 and buzzer 240.Comparator 220 is coupled between amplifier 230 and the transducer 210,240 outputs that are coupled to amplifier 240 of buzzer.In addition, it should be noted that power supply 201 can be arranged among the mobile phone, in order to provide siren 120 work required power supply.
In addition, it should be noted that mobile phone can additionally be provided with a switch (not illustrating), be used for specially enabling or closing siren 120, allow the user select whether to open alarm function according to demand own.Certainly, whether the unlatching of siren 120 also can be integrated among the controlled function of mobile phone, utilizes the man-computer interface of mobile phone to operate, but siren 120 required power supplys 201 still use independently power supply.
Present embodiment is owing to utilize power supply independently to provide siren 120 required working power, so mobile phone can more can not reach antitheft function because of the mobile phone shutdown anergy when opening the anti-theft alarm function.
Second embodiment
The technological means of comprehensive above-mentioned first embodiment, the present invention proposes a kind of theft preventing method of mobile device in addition, is applicable to the mobile phone with siren.Please refer to Fig. 3, Fig. 3 is the theft preventing method flow chart according to the mobile device of second embodiment of the invention.At first, in step S310, detect a user and whether using this mobile phone, if, then enter step S315, close siren; If not, then enter step S320, enable siren.When mobile phone is in idle state and after enabling siren, then enters step S330, whether detection of handset is touched, if, then enter step S335, then send an alarm song; If not, then enter step S340, keep the mobile phone normal operation.All the other details of operations of this theft preventing method please refer to the explanation of above-mentioned first embodiment, and the present technique field has knows that usually the knowledgeable should know by inference easily after via announcement of the present invention, do not add tired stating at this.
In sum, the present invention allows mobile phone have antitheft function because of in conjunction with siren and mobile phone, and the power supply supply of siren with mobile phone separated, and siren can independently be operated, and avoids not making the siren anergy because of mobile phone has electricity or shutdown.
Though the present invention discloses as above with preferred embodiment; right its is not in order to limit the present invention; have in the technical field under any and know the knowledgeable usually; without departing from the spirit and scope of the present invention; when can doing a little change and retouching, so protection scope of the present invention is when with being as the criterion that claim was defined.
Claims (8)
1. mobile device comprises:
One mobile device main body;
One siren is arranged among this mobile device main body;
One first power supply is in order to provide working power to this mobile phone main body; And
One second source is in order to provide working power to this siren;
Wherein, this first power supply and this second source are independent current source, and when this siren was triggered, this siren sent an alarm song.
2. mobile device as claimed in claim 1 is characterized in that, this siren comprises:
One transducer is in order to sensing one abnormal signal;
One comparator is in order to the relatively output and a set-point of this transducer;
One amplifier is coupled to the output of this comparator, in order to the output of this comparator that gains; And
One buzzer is coupled to the output of this amplifier, in order to send this alarm song.
3. mobile device as claimed in claim 2 is characterized in that, this transducer is shock sensor, touch sensing or infrared ray sensor.
4. mobile device as claimed in claim 1 is characterized in that the triggering mode of this siren comprises vibrations, touch or infrared ray sensing.
5. mobile device as claimed in claim 1 is characterized in that, also comprises a switch, in order to enable or to close this siren.
6. mobile device as claimed in claim 1 is characterized in that, also comprises a switch, in order to enable or to close this siren.
7. mobile device as claimed in claim 1 is characterized in that, this mobile device is a mobile phone.
8. the theft preventing method of a mobile device is applicable to a mobile phone, and this mobile phone has a siren, and this theft preventing method comprises:
Detect a user and whether using this mobile phone;
If this user is using this mobile phone, then make this siren anergy, if this mobile phone is in idle state, then enable this siren; And
Whether after this siren enables, it is touched then to detect this mobile phone, if the touched alarm song that then sends of this mobile phone.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007103073502A CN101471973A (en) | 2007-12-27 | 2007-12-27 | Mobile device with anti-theft function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007103073502A CN101471973A (en) | 2007-12-27 | 2007-12-27 | Mobile device with anti-theft function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101471973A true CN101471973A (en) | 2009-07-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2007103073502A Pending CN101471973A (en) | 2007-12-27 | 2007-12-27 | Mobile device with anti-theft function |
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| CN (1) | CN101471973A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101764887B (en) * | 2009-12-17 | 2013-05-22 | 上海华勤通讯技术有限公司 | Anti-theft mobile phone and using method thereof |
| CN103778745A (en) * | 2014-02-21 | 2014-05-07 | 联想(北京)有限公司 | Anti-theft method for electronic device, anti-theft device, electronic device and anti-theft system |
| CN105788129A (en) * | 2016-02-23 | 2016-07-20 | 上海斐讯数据通信技术有限公司 | Alarm tracer and method for mobile terminal |
-
2007
- 2007-12-27 CN CNA2007103073502A patent/CN101471973A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101764887B (en) * | 2009-12-17 | 2013-05-22 | 上海华勤通讯技术有限公司 | Anti-theft mobile phone and using method thereof |
| CN103778745A (en) * | 2014-02-21 | 2014-05-07 | 联想(北京)有限公司 | Anti-theft method for electronic device, anti-theft device, electronic device and anti-theft system |
| CN105788129A (en) * | 2016-02-23 | 2016-07-20 | 上海斐讯数据通信技术有限公司 | Alarm tracer and method for mobile terminal |
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| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Open date: 20090701 |