CN100505808C - Anti-theft device and method for mobile communication equipment - Google Patents

Abstract

The disclosed device for guarding against theft includes earphone socket, raising circuit, central processing module and speaker module. The earphone socket possesses first connection end and ground terminal for connector plug to be inserted. The ground terminal is coupled to ground potential, and the first connection end is coupled to potential of testing connection end. Central processing module connected to the said potential of testing connection end outputs signal of sound source to speaker module based on tested result. Receiving signal of sound source, the speaker module sends out alarming sound based on sound source. When connector plug is pulled out of the earphone socket, the central processing module drives speaker module to make a sound in order to reach function of alarming and guarding against theft.

Description

The anti-theft device of mobile communication equipment and method thereof

Technical field

The invention relates to a kind of anti-theft device, and particularly relevant for a kind of anti-theft device and method thereof of mobile communication equipment.

Background technology

Along with the development of mobile communication technology, various mobile communication equipments to be to popularize gradually in daily life, and wherein, mobile phone is staff one machine almost especially.Along with the development of mobile communication equipment miniaturization, people have been accustomed to carrying mobile communication equipment (for example mobile phone) mostly now.Mobile phone is in light weight because of it, volume is little, and the phone that therefore usually is moved is lost (even stolen).

Receive calls for convenience, often user's custom is hung on waist border or other parts of taking easily with mobile phone.Usually the user uses the mobile phone leather sheath to place mobile phone, and leather sheath is hung on the waistband.The loam cake of leather sheath utilizes hasp (utilizing the magnetic-type hasp usually) to fasten leather sheath and prevents mobile phone slippage leather sheath, very conveniently picks and places phone in the user.Therefore, when when the crowd is crowded, usually can loses mobile phone and do not know, more leisure opinion is stolen, and the thief is premeditated to steal.

Summary of the invention

Purpose of the present invention is exactly that a kind of anti-theft device of mobile communication equipment is being provided, the earphone socket that utilizes mobile communication equipment is as a versatile interface (earphone socket and the antitheft socket of fastening), see through mobile communication equipment control (also can cooperate the antitheft connector of fastening), to reach the function that prevents that mobile communication equipment from losing/having things stolen.

A further object of the present invention provides a kind of theft preventing method of mobile communication equipment, and the earphone socket that sees through mobile communication equipment is as a versatile interface (earphone socket and the antitheft socket of fastening), gives mobile communication equipment to lose/alarm function when stolen.

The present invention proposes a kind of anti-theft device of mobile communication equipment, comprises that earphone socket, lifting circuit, central authorities handle module and speaker module.Earphone socket has first link and earth terminal, and in order to insert a plug, wherein, the earth terminal of earphone socket is coupled to earthing potential, and first link of earphone socket is coupled to plug detection current potential.Promote circuit and be coupled to this plug detection current potential.Central authorities' processing module has source of sound output and plug test side, and the plug test side is coupled to plug and detects current potential, and these central authorities handle module and detect current potential and export the source of sound signal according to testing result from the source of sound output in order to test plug.Speaker module has sound source input end, and sound source input end is coupled to the source of sound output, in order to receive and to send according to the source of sound signal sound of correspondence.Wherein, when plug was extracted in earphone socket, central processing module drives speaker module was sounded to reach the anti-theft warning function.

Anti-theft device according to the described mobile communication equipment of preferred embodiment of the present invention, wherein when this plug not being inserted this earphone socket, first link of this earphone socket more is coupled to the earth terminal of this earphone socket, otherwise, when this plug was inserted this earphone socket, first link of this earphone socket was not coupled to the earth terminal of this earphone socket.

Anti-theft device according to the described mobile communication equipment of preferred embodiment of the present invention also comprises inductor.First link and plug that this inductor more is coupled to earphone socket detect between the current potential.

According to the anti-theft device of the described mobile communication equipment of preferred embodiment of the present invention, above-mentioned lifting circuit comprises resistor.A wherein end of resistor is coupled to plug and detects current potential, and the other end then is coupled to system voltage.

According to the anti-theft device of the described mobile communication equipment of preferred embodiment of the present invention, above-mentioned speaker module comprises loud speaker and transistor.Loud speaker has first link and second link, and first link of loud speaker is coupled to system voltage.Transistorized base stage is coupled to sound source input end, and transistorized collector electrode (emitter) is coupled to second link of loud speaker, and transistorized emitter (or collector electrode) is coupled to an earthed voltage.

Anti-theft device according to the described mobile communication equipment of preferred embodiment of the present invention also comprises input interface.Input interface is coupled to central authorities and handles module.Wherein, when starting the anti-theft warning function,, desire then must remove sign indicating number through input interface input one if removing the anti-theft warning function because of pulling the plug out of the socket.

According to the anti-theft device of the described mobile communication equipment of preferred embodiment of the present invention, also comprise take-up and connecting line.Take-up has the end of a thread stiff end.A wherein end attachment plug of connecting line, the other end then connects the end of a thread stiff end.Wherein, take-up is in order to take in connecting line automatically.This connecting line for example is a steel wire.

The present invention proposes a kind of theft preventing method of mobile communication equipment, and this mobile communication equipment has earphone socket in order to insert a plug.This theft preventing method at first selects to start an anti-theft modes.When starting anti-theft modes, have or not the insertion plug in the detection earphone socket, if do not have, then start alarm.And when not starting anti-theft modes, earphone socket makes mobile communication equipment that hold-free handset function is provided in order to couple an earphone.

According to the theft preventing method of the described mobile communication equipment of preferred embodiment of the present invention, also comprise input one releasing sign indicating number; And whether sign indicating number is removed in checking correct, if then stop alarm.

The present invention because of the earphone socket that utilizes mobile communication equipment as a versatile interface (earphone socket and the antitheft socket of fastening), therefore can see through mobile communication equipment control, start alarm when plug (can cooperate the antitheft connector of fastening) when earphone socket removes, and reach the function that prevents that mobile communication equipment from losing/having things stolen.

For above-mentioned and other purposes, feature and advantage of the present invention can be become apparent, a preferred embodiment cited below particularly, and conjunction with figs. are described in detail below.

Description of drawings

Fig. 1 is the anti-theft device circuit block diagram of a kind of mobile communication equipment of illustrating according to a preferred embodiment of the present invention.

Fig. 2 is a kind of antitheft connector exploded perspective schematic diagram of fastening that illustrates according to preferred embodiment of the present invention.

Fig. 2 A is the stereogram of upper casing among Fig. 2.

Fig. 2 B is the stereogram of runner among Fig. 2.

Fig. 2 C is the stereogram of lower casing among Fig. 2.

Fig. 3 is the theft preventing method flow chart of a kind of mobile communication equipment of illustrating according to one embodiment of the invention.

Embodiment

Fig. 1 is the anti-theft device circuit block diagram of a kind of mobile communication equipment of illustrating according to a preferred embodiment of the present invention.Please refer to Fig. 1,mobile communication equipment 100 hasearphone socket 110, and thisearphone socket 110 has link G, 1,2 and 3.Thelink 2 and the link 3 ofearphone socket 110 are coupled to link EL and the link ER that central authorities handlemodule 140 respectively, when earphone (not illustrating) was insertedearphone socket 110, centralauthorities handle module 140 can transmit speech sound signal to earphone throughlink 2 and link 3.In addition, when plug (not illustrating) when not insertingearphone socket 110 as yet, because the effect of shell fragment, thelink 1 and the link G conducting ofearphone socket 110; Otherwise, when plug is insertedearphone socket 110, also, open circuit between thelink 1 ofearphone socket 110 and the link G because of the effect of shell fragment.So-called plug can be the communication signal plug of earphone in the present embodiment, can also be antitheft fastening.

The link G ofearphone socket 110 is coupled to earthed voltage GND, andlink 1 then is coupled to a wherein end of inductance 120.The other end ofinductance 120 is coupled to the link IOD that promotescircuit 130 and central authorities'processing module 140 simultaneously.In the present embodiment, promotingcircuit 130 is to be coupled to system voltage VCC enforcement to promoteresistance 131.

Therefore, when inserting plug inearphone socket 110, link IOD is in high potential because promoting the cause of circuit 130.Otherwise after plug was pulled out inearphone socket 110, because the effect of shell fragment makes thelink 1 and link G conducting (being ground connection) ofearphone socket 110, this moment, link IOD was in electronegative potential.Central authorities handlemodule 140 and promptly can detect the voltage status of link IOD and judge that plug inserts in the earphone socket 110 (high potential) or pulled out (electronegative potential).

Allly be familiar with present technique field person and should know,, open circuit between itslink 1 and the link G if when makingearphone socket 110 not insert plug; Otherwise, when plug is insertedearphone socket 110, conducting between itslink 1 and the link G, its result spirit also according to the invention.In other words, central authorities handlemodule 140 and can detect the voltage status of link IOD and judge that plug inserts in the earphone socket 110 (electronegative potential) or pulled out (high potential).

Central authorities handlemodule 140 and detect the voltage status of link IOD and learn indirectly whether the plug in theearphone socket 110 is pulled out.Whether therefore,earphone socket 110 can be used as general earphone connector at ordinary times, be used for inserting earphone and can detecting earphone inserting.When earphone inserted, central authorities handledmodule 140 and promptly according to the voltage status of link IODmobile communication equipment 100 are switched to the Handless pattern, and audio signal is exported from earphone; Otherwise when pulling out earphone, central authorities handle 140 of modules and close earphone output and reply the normal communication pattern.

When in crowded public arenas such as compartment, or the user worries to lose any occasion of mobile communication equipment, and the user can select to open warning mode.For example making this moment central authorities handlemodule 140 in the present embodiment closes earphone output and can't use hold-free handset function.When plug (for example for antitheft fastening) has inserted in theearphone socket 110, central authorities handlemodule 140 and promptly are judged to be normal condition according to the voltage status of link IOD.As the thief antitheft on themobile communication equipment 100 fastened when pulling out, centralauthorities handle module 140 can be known according to the voltage status of link IOD, and from link AC output source of sound signal tospeaker module 150 and the alarm signal of output audio pattern.This alarm signal for example is police whistle sound or musical sound, and music more can be surfed the Net and downloaded or the user works out voluntarily.

In the present embodiment,speaker module 150 for example comprisestransistor 151 and loud speaker 152.One end ofloud speaker 152 is coupled to system voltage VCC, and the other end then is coupled to the collector electrode of transistor 151.The emitter oftransistor 151 is coupled to earthed voltage GND, and base stage then is coupled to the link AC that central authorities handlemodule 140.

In the present embodiment, consider, in case promptly can't stop alarm in the mode that turns back to plug simply after triggering alarm based on safety.Consider again might the own misoperation of user to pull out and fasten the triggering alarm, or user's situation such as after knowing alarm, want to sound all clear, so the user must be via predetermined Macintosh or the password (be called and remove sign indicating number) ofinput interface 160 inputs one in the present embodiment.After handling the releasing sign indicating number thatmodule 140 is received frominput interface 160 outputs, central authorities verify immediately whether the releasing sign indicating number of this input is correct, if checking is promptly sounded all clear after errorless.

Above-mentioned antitheft fastening is to be connected in antitheft fastening on the connector.Fig. 2 is a kind of antitheft connector exploded perspective schematic diagram of fastening that illustrates according to preferred embodiment of the present invention.Please refer to Fig. 2, the antitheft connector 200 of fastening comprises take-up, connecting line (flexible wire) 240 and antitheft fastening (inserted peg) 250, and wherein take-up comprises upper casing 210,runner 220 and lower casing 230.Fig. 2 A is the stereogram of upper casing among Fig. 2.Fig. 2 B is the stereogram of runner among Fig. 2.Fig. 2 C is the stereogram of lower casing among Fig. 2.Upper casing 210 inboard centers have fixing spring and connect bamboo shoot (fix spring boss) 211, and in order to the fixing wherein end ofrunner 220 coil springs (not illustrating), the fixing spring that the other end of coil spring then is fixed onrunner 220 inboards connects bamboo shoot 221.This coil spring is to place spring position (spring position) 222.240 of connecting lines are wound in connecting line position (flexiblewire position) 223.Andrunner 220 is disposed in the lower casing 230, cover upper casing 210 then.So, antitheftly fasten 250 when the connecting line 240, promptly driverunner 220 and rotate between upper casing 210 and the lower casing 230, rotate in runner 220 and drive coil spring simultaneously again and lay in elastic force when pulling out.Antitheft when fastening 250 when discharging, promptly connectingline position 223 is taken in/twined go back to connecting line 240 because of the elastic force of coilspring drives runner 220.

Above-mentioned antitheft fastening antitheftly in the connector 200 fastened 250 and for example inserted in the earphone socket of mobile phone, and the user for example is fixed on the mobile phone sack made by leather the antitheft connector 200 of fastening or on the waistband.So, when not using mobile phone, connecting line 240 (for example being finer wire at this) contracts inrunner 220; When incoming call used, the user needn't pull up and antitheftly fasten 250, directly draws flexible connecting line 240 to hang on and gets final product.Therefore, if burglar's mobile phone of taking, owing to be that steel wire continuous (connecting line 240) makes the burglar to go smoothly smoothly; Moreover because pulling force, the user just or find to have the people at the mobile phone of stealing him at once.If the burglar desires to pull out and antitheftly fastens 250, will trigger the alarm ofmobile communication equipment 100.

Comprehensive said apparatus, below especially exemplified by an embodiment so that its method to be described.Fig. 3 is the theft preventing method flow chart of a kind of mobile communication equipment of illustrating according to one embodiment of the invention.At first select whether to start anti-theft modes (step S301 and step S302), if select not start anti-theft modes, earphone socket and be provided as the standard feature (step S303) of general earphone receiving at this moment; If select to start anti-theft modes, then carry out step S304.Step S304 and step S305 have or not the insertion plug in the detection earphone socket.So-called plug for example is that antitheft that last embodiment states fastens 250 in the present embodiment.If there is plug to insert in the earphone socket, then repeat step S304 and step S305;-the dawn promptly starts alarm (step S306) when plug is extracted earphone socket, and this moment, the burglar promptly can't succeed because of triggering alarm trace loses leakage at once.If the user desires to sound all clear, then need carry out step S307 input and remove sign indicating number.Step S308, whether sign indicating number is removed in checking correct, if checking is correctly then sounded all clear (step S309); Otherwise, when import and non-ly then continue to start alarm (repeating step S306 ~ S308) when removing sign indicating number for correct.

Though the present invention discloses as above with preferred embodiment; right its is not in order to limit the present invention; anyly be familiar with present technique field person; 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 as the criterion when looking accompanying the claim person of defining.

Claims (14)

Translated fromChinese

1.一种移动通讯设备的防盗装置，包括：1. An anti-theft device for mobile communication equipment, comprising:一耳机插座，具有第一连接端以及接地端，用以插入一插头，其中，该耳机插座的接地端耦接至一接地电位，该耳机插座的第一连接端耦接至一插头检测电位；An earphone socket has a first connection end and a ground end for inserting a plug, wherein the ground end of the earphone socket is coupled to a ground potential, and the first connection end of the earphone socket is coupled to a plug detection potential;一提升电路，耦接至该插头检测电位；a lifting circuit, coupled to the plug to detect potential;一中央处理模组，具有一音源输出端以及一插头检测端，该插头检测端耦接至该插头检测电位，该中央处理模组用以检测该插头检测电位并依检测结果自该音源输出端输出一音源讯号；以及A central processing module has a sound source output end and a plug detection end, the plug detection end is coupled to the plug detection potential, and the central processing module is used to detect the plug detection potential and output from the sound source according to the detection result output an audio signal; and一扬声模组，具有一音源输入端，该音源输入端耦接至该音源输出端，用以接收并依该音源讯号而发出对应的一声音；A speaker module has a sound source input port, and the sound source input port is coupled to the sound source output port for receiving and emitting a corresponding sound according to the sound source signal;其中，当启动防盗模式时，如果该插头自该耳机插座中拔出，则该中央处理模组即驱动该扬声模组发出该声音以达到一防盗警示功能。Wherein, when the anti-theft mode is activated, if the plug is pulled out from the earphone socket, the central processing module drives the speaker module to emit the sound to achieve an anti-theft warning function.2.如权利要求1所述的移动通讯设备的防盗装置，其特征在于，当未将该插头插入该耳机插座时，该耳机插座的第一连接端还耦接至该耳机插座的接地端，反之，当将该插头插入该耳机插座时，该耳机插座的第一连接端不耦接至该耳机插座的接地端。2. The anti-theft device for mobile communication equipment according to claim 1, wherein when the plug is not inserted into the earphone jack, the first connection end of the earphone jack is also coupled to the ground end of the earphone jack, On the contrary, when the plug is inserted into the earphone jack, the first connection end of the earphone jack is not coupled to the ground end of the earphone jack.3.如权利要求1所述的移动通讯设备的防盗装置，其特征在于，当将该插头插入该耳机插座时，该耳机插座的第一连接端还耦接至该耳机插座的接地端，反之，当该插头未插入该耳机插座时，该耳机插座的第一连接端不耦接至该耳机插座的接地端。3. The anti-theft device for mobile communication equipment according to claim 1, wherein when the plug is inserted into the earphone jack, the first connection end of the earphone jack is also coupled to the ground end of the earphone jack, otherwise , when the plug is not inserted into the earphone jack, the first connection end of the earphone jack is not coupled to the ground end of the earphone jack.4.如权利要求2所述的移动通讯设备的防盗装置，其特征在于，还包括：4. The anti-theft device of mobile communication equipment as claimed in claim 2, further comprising:一电感器，该电感器耦接于该耳机插座的第一连接端与该插头检测电位之间。An inductor, the inductor is coupled between the first connection end of the earphone socket and the detection potential of the plug.5.如权利要求2所述的移动通讯设备的防盗装置，其特征在于，该提升电路包括：5. The anti-theft device of mobile communication equipment as claimed in claim 2, wherein the lifting circuit comprises:一电阻器，该电阻器的其中一端耦接至该插头检测电位，该电阻器的另一端耦接至一系统电压。A resistor, one end of the resistor is coupled to the plug detection potential, and the other end of the resistor is coupled to a system voltage.6.如权利要求2所述的移动通讯设备的防盗装置，其特征在于，该扬声模组包括：6. The anti-theft device of mobile communication equipment as claimed in claim 2, wherein the speaker module comprises:一扬声器，具有第一连接端与第二连接端，该扬声器的第一连接端耦接至一系统电压；以及a speaker with a first connection end and a second connection end, the first connection end of the speaker is coupled to a system voltage; and一晶体管，该晶体管的基极耦接至该音源输入端，该晶体管的第一集电极耦接至该扬声器的第二连接端，该晶体管的第二发射极耦接至一接地电压。A transistor, the base of the transistor is coupled to the sound source input end, the first collector of the transistor is coupled to the second connection end of the speaker, and the second emitter of the transistor is coupled to a ground voltage.7.如权利要求2所述的移动通讯设备的防盗装置，其特征在于，还包括：7. The anti-theft device of mobile communication equipment as claimed in claim 2, further comprising:一输入介面，该输入介面耦接至该中央处理模组；an input interface coupled to the central processing module;其中，当因拔出该插头而启动该防盗警示功能时，若欲解除该防盗警示功能则必须透过该输入介面输入一解除码。Wherein, when the anti-theft warning function is activated by pulling out the plug, if the anti-theft warning function is to be released, a release code must be input through the input interface.8.如权利要求1所述的移动通讯设备的防盗装置，其特征在于，该插头系一耳机插头。8. The anti-theft device for mobile communication equipment according to claim 1, wherein the plug is an earphone plug.9.如权利要求1所述的移动通讯设备的防盗装置，其特征在于，还包括：9. The anti-theft device of mobile communication equipment as claimed in claim 1, further comprising:一收线装置，具有一线头固定端；以及a wire take-up device having a wire stub fixed end; and一连接线，该连接线的其中一端连接该插头，该连接线的另一端连接该线头固定端；A connecting wire, one end of the connecting wire is connected to the plug, and the other end of the connecting wire is connected to the fixed end of the wire;其中，该收线装置用以自动收纳该连接线。Wherein, the wire take-up device is used to automatically accommodate the connecting wire.10.如权利要求9所述的移动通讯设备的防盗装置，其特征在于，该连接线是一钢线。10. The anti-theft device for mobile communication equipment as claimed in claim 9, wherein the connecting wire is a steel wire.11.一种移动通讯设备的防盗方法，该移动通讯设备具有一耳机插座用以插入一插头，该移动通讯设备的防盗方法包括下列步骤：11. An anti-theft method for a mobile communication device, the mobile communication device has an earphone jack for inserting a plug, the anti-theft method for the mobile communication device comprises the following steps:选择启动一防盗模式；Choose to start an anti-theft mode;当已启动该防盗模式时，检测该耳机插座中有无插入该插头，若无，则启动一警报；以及When the anti-theft mode has been activated, it is detected whether the earphone socket is inserted with the plug, if not, an alarm is activated; and当未启动该防盗模式时，该耳机插座用以耦接一耳机而使该移动通讯设备提供一免持听筒功能。When the anti-theft mode is not activated, the earphone socket is used for coupling an earphone so that the mobile communication device provides a hands-free function.12.如权利要求11所述的移动通讯设备的防盗方法，其特征在于，还包括下列步骤：12. The anti-theft method of mobile communication equipment as claimed in claim 11, further comprising the following steps:输入一解除码；以及Enter an unlock code; and验证该解除码是否正确，若是，则停止该警报。Verify that the deactivation code is correct, and if so, stop the alarm.13.如权利要求11所述的移动通讯设备的防盗方法，其特征在于，该警报是一音频讯号。13. The anti-theft method for mobile communication equipment as claimed in claim 11, wherein the alarm is an audio signal.14.如权利要求11所述的移动通讯设备的防盗方法，其特征在于，该移动通讯设备是一移动电话。14. The anti-theft method for a mobile communication device as claimed in claim 11, wherein the mobile communication device is a mobile phone.

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