CN104281821B - Alarm device - Google Patents
Alarm device Download PDFInfo
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- CN104281821B CN104281821B CN201410227503.2A CN201410227503A CN104281821B CN 104281821 B CN104281821 B CN 104281821B CN 201410227503 A CN201410227503 A CN 201410227503A CN 104281821 B CN104281821 B CN 104281821B
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- detector unit
- connectivity port
- power supply
- portable electronic
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B13/00—Burglar, theft or intruder alarms
- G08B13/02—Mechanical actuation
- G08B13/14—Mechanical actuation by lifting or attempted removal of hand-portable articles
- G08B13/1445—Mechanical actuation by lifting or attempted removal of hand-portable articles with detection of interference with a cable tethering an article, e.g. alarm activated by detecting detachment of article, breaking or stretching of cable
- G08B13/1454—Circuit arrangements thereof
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- General Physics & Mathematics (AREA)
- Telephone Function (AREA)
- Emergency Alarm Devices (AREA)
Abstract
An alarm device applied to a portable electronic device is provided. The alarm device includes a detection unit and a connecting unit. The detection unit includes a first data transfer pin, and the first transfer pin is preset to a first electric potential. When the portable electronic device is connected to the detection unit via the connecting unit, the first data transfer pin is connected to a second electric potential via the connecting unit. The detection unit is set in a detection mode. In the detection mode, when electric potential of the first data transfer pin is switched from the second electric potential to the first electric potential, the detection unit issues an alarm.
Description
Technical field
The invention relates to a kind of application of alarming device, and particularly a kind of alarming device.
Background technology
Current portable electronic devices, for example, notebook computer (Notebook, referred to as NB), mini mobile model electricity
Brain (Ultra Mobile Personal Computer, referred to as UMPC), personal digital assistant (Personal Digital
Assistant, referred to as PDA) and the mobile phone that can surf the Net etc., due to price it is not low, so the object being often stolen, plus
Upper its small volume and lightweight, also increases the success rate of stealing.
In order to avoid the risk being stolen in sales field exhibition sale portable electronic product, the electricity that general sales field or exhibition are displayed
Can coordinate more than sub-device plus hang with a thin steel rope, and thin steel rope is locked in into the fixtures such as feet using lockset, to limit product
Displacement, reach the purpose for preventing product to be stolen；Even, further it is connected with an alarm for being combined with buzzer and battery
Device, when siren is guarded against, if having Vibration induction or rocked that buzzing alarming can be sent, or thin steel rope also can cause when being cut off
Buzzing alarming, uses the anti-theft effect strengthened to electronic product.
However, limiting the antitheft mode of electronic product moving range using lockset, it is necessary to dynamic through complicated unlocking, unblock
Work side is able to set or release its anti-theft feature, therefore the more inconvenience in use.
The content of the invention
The alarming device of the present invention is suitable to portable electronic devices, and it includes detector unit and connection unit.Detection is single
Unit includes first data transmission foot position, and first data transmission foot position is preset as the first current potential.Connection unit is to will be portable
Electronic installation is electrically connected to detector unit.When portable electronic devices are electrically connected with detector unit via connection unit, the
One data transfer foot position is electrically connected to the second current potential via connection unit, and makes detector unit enter detection pattern.In inspection
Under survey pattern, detector unit sends alarm sounds when first data transmission foot position switches back into the first current potential from the second current potential.
Based on a kind of above-mentioned, alarming device of present invention proposition, it arranges using the configuration of specific connection unit and makes
The data transfer foot position of the connectivity port of detector unit has respectively not connected with being connected in the state of portable electronic devices
Different current potential, so as to make detector unit to judge portable electronic devices by judging the potential change of data transfer foot position
Whether pulled out.Because the connectivity port that connection unit can utilize portable electronic devices existing is attached thereto, or by volume
Outer touch switch is attached on portable electronic devices using as connection means, therefore essentially without limiting portable electricity
The use degree of freedom of sub-device.Therefore the portable electronic devices of the present invention can take into account product when being applied to show occasion
Under the premise of be supplied to the maximum use space of customer.
In addition, when alarming device enters warning mode, to prevent the portable electronic devices after being removed from being turned back to again
Connectivity port attempts to sound all clear sound to cover up intention of crime, even if the alarming device of the present invention is by the portable electronic pulled out
Device takes back again, and the first data transmission foot position for causing detector unit becomes again the second current potential by the first current potential, and alarm song will
Last more than, must now sound of sounding all clear just be able to the releasing key of remote control or detector unit, and enter detection once again
Pattern.
The alarming device of the present invention can pass through the controlling interface (such as power key, warning volume knob) of operation detector unit
Or using remote control can enable/set/alarm function is released, without such as traditional theftproof lock, needing through complicated
Unlock, unlocking motion side is able to set or release its anti-theft feature.It is simultaneously the electric power for guaranteeing portable electronic devices, detection is single
Unit has the function of charging to these portable electronic devices, in addition to prevent blackout condition, detector unit from having battery module to tie up
Electric power is held to guarantee that alarm function is normal, it is convenient for a user.
It is that the features described above and advantage of the present invention can be become apparent, special embodiment below, and it is detailed to coordinate accompanying drawing to make
Carefully it is described as follows.
Description of the drawings
Figure 1A is the block schematic diagram of the alarming device of one embodiment of the invention；
Figure 1B is the portable electronic devices of one embodiment of the invention and the structural representation of alarming device；
Fig. 2 is the electrical block diagram of the detector unit of one embodiment of the invention；
Fig. 3 is the electrical block diagram of the connection unit of first embodiment of the invention；
Fig. 4 A～4C is the use schematic diagram using the alarming device of the connection unit of Fig. 3；
Fig. 5 is the electrical block diagram of the connection unit of second embodiment of the invention；
Fig. 6 is the use schematic diagram using the alarming device of the connection unit of Fig. 5；
Fig. 7 is the electrical block diagram of the connection unit of third embodiment of the invention；
Fig. 8 is the use schematic diagram using the alarming device of the connection unit of Fig. 7.
Specific embodiment
In order that present disclosure can easily be understood, below can actually evidence as the present invention especially exemplified by embodiment
With the example implemented.In addition, all possible parts, the element/component/step of the identical label used in schema and embodiment,
Represent same or like part.
Figure 1A is the block schematic diagram of the alarming device of one embodiment of the invention.Figure 1B takes for one embodiment of the invention
The structural representation of formula electronic installation and alarming device.Referring to Figure 1A and Figure 1B, the alarming device 100 of the present embodiment with
The collocation of portable electronic devices 10 is used.Alarming device 100 may be used to connect portable electronic devices 10, and it can by detection
Whether portable electronic apparatus 10 are pulled out and are sent alarm sounds (such as alarm sound/light) avoiding portable electronic devices 10
The chance stolen by people.In this, the portable electronic devices 10 may be, for example, panel computer, mobile phone or notebook computer etc.,
The present invention is not limited.
Alarming device 100 includes detector unit 110 and connection unit 120.Detector unit 110 is at least passed with a data
Defeated foot position.Wherein, detector unit 110 can be default by the voltage quasi position of data transfer foot position (that is, not filling with portable electronic
In the state of putting 10 connections) it is the first current potential (for example, high potential).
Connection unit 120 portable electronic devices 10 are electrically connected to into detector unit 110, class in its entity structure
It is similar to the connection line that a length can voluntarily be selected by designer (as shown in the 120 of Figure 1B).Wherein, connection unit 120 can be with
The data transfer foot position of detector unit 110 is electrically connected with, and then can pass through between connection unit 120 and portable electronic devices 10
One group of corresponding connectivity port (such as TP1 and TP2) and/or touch switch (not illustrating) are electrically connected with each other.
Additionally, the detector unit 110 of the present embodiment may also include controlling interface CI, it can provide user setting warning dress
Put the interface of 100 manipulation function.User can manipulate the operation of alarming device 100 by controlling interface CI, for example, determine
It is fixed whether open alarm function, adjustment warning volume and other be available for the function of user's control.But the present invention is not only limited
In this.
In the present embodiment, through specific configuration, (subsequent implementation regular meeting enters one to the internal circuit configuration of connection unit 120
Step explanation) so that when detector unit 110 is electrically connected with portable electronic devices 10 via connection unit 120, detector unit 110
Data transfer foot position the earth terminal of portable electronic devices 10 can be electrically connected to via connection unit 120, so as to make detection
The data transfer foot position of unit 110 is pulled down to the second current potential (for example, electronegative potential/earthing potential) from default first current potential.
Detector unit 110 enter/can enable a detection when judging that its data transfer foot position is pulled down to the second current potential from the first current potential
Pattern is used and decides whether to send alarm sounds detecting whether portable electronic devices 10 are pulled out.
More specifically, it is under detection pattern, due to the data transfer foot position of detector unit 110 in detector unit 110
It is to be connected to earth terminal GND, therefore either detector unit 110 and company via connection unit 120 and portable electronic devices 10
Order unit 120 it is separated, or be that connection unit 120 is separated with portable electronic devices 10, can all cause originally quilt
The data transfer foot position for being pulled down to the second current potential returns to default first current potential.Therefore, detector unit 110 can be by detecting number
Whether switch back into the first current potential to judge whether portable electronic devices 10 are pulled out from the second current potential according to transmission foot position, and
Judge that portable electronic devices 10 externally send alarm sounds in the way of sound or sound are with reference to light when being pulled out, and then produce
The effect that biological and ecological methods to prevent plant disease, pests, and erosion is stolen.
In the present embodiment, due to connection unit 120 can the connectivity port existing with portable electronic devices 10 be connected, or
Person is attached on portable electronic devices 10 using as connection means, therefore essentially without limit by extra touch switch
The use degree of freedom of portable electronic devices processed 10.When being applied to show occasion, Gu can be supplied on the premise of product is taken into account
Objective maximum use space.
In the alarming device 100 of the present embodiment, user only needs the controlling interface CI (example by operating detector unit 110
Such as power key, warning volume knob) can enable/set/alarm function is released, without such as traditional theftproof lock, needing
Through it is complicated open, unlocking motion side is able to set or release its anti-theft feature.
In addition, the alarming device 100 of the present embodiment is also optionally provided with signal receiving unit 130 and distant
Control unit 140.Signal receiving unit 130 may be, for example, that infrared receiver or radio-frequency (RF) receiving and transmission module or line traffic control switch etc. can be received
The circuit module of wired or wireless remote signal.RCU 140 can Jing user's controls and send control signal and (may be, for example,
The wireless signals such as infrared signal, radiofrequency signal, or switch triggered wire signal by pressing line traffic control).When signal is received
Unit 130 is received after the remote signal of RCU 140, and it can send received remote signal to detector unit
110 as control foundation, for example open/close alarm sounds, or the volume of adjustment alarm sounds etc..
Below with Fig. 2 embodiments to further illustrate alarming device in detector unit be embodied as example.Wherein, Fig. 2
For the electrical block diagram of the detector unit of one embodiment of the invention.
Fig. 2 is refer to, in the present embodiment, detector unit 110 includes connectivity port TP, power supply circuit 112, warning
Circuit 114, control circuit 116, low-voltage detection circuit 118 and volume adjustment circuit 119.In this, detector unit 110 is with logical
Electrically connected with connectivity port TP and the connection unit 120 of universal serial bus (Universal Serial Bus, referred to as USB) interface
Example is connected in, and the data transfer foot position of the detector unit 110 then can be with the data transfer foot position P_D-/P_D+ of connectivity port TP
To realize, but the present invention is not limited.In addition, may also include power supply pin P_VBUS and grounding leg in the TP of connectivity port
Position P_GND.Wherein, power supply pin P_VBUS couplings power supply circuit 112.Data transfer foot position P_D- and P_D+ coupling controls
Circuit 116.Grounding leg position P_GND couples the earth terminal GND of detector unit 110.
Power supply circuit 112 includes battery module BM, and can receive external ac power source ACP (such as civil power), then will
External ac power source ACP is converted to the power supply needed for each circuit operation.When power supply circuit 112 is in external ac power source ACP
During power failure, power supply circuit 112 changes is powered by battery module BM.Warning circuit 114 couples power supply circuit 112.Warning
Circuit 114 may be, for example, buzzer or other can send the circuit of the alarm sounds such as sound and/or light.The coupling of control circuit 116
Connect connectivity port TP, power supply circuit 112 and warning circuit 114.Control circuit 116 can pass the data of connectivity port TP
Defeated foot position P_D- or P_D+ are preset as the first current potential (the high potential 5V of such as USB interface), and are preset as first by detection
The potential change of data transfer foot the position P_D- or P_D+ of current potential is judging whether portable electronic devices 10 are pulled out, then foundation
The result of judgement sends alarm sounds controlling warning circuit 114.
It should be noted that in a detection mode, when warning circuit 114 sends alarm sounds, it is necessary to by remote control
Unit or setting detector unit 110 are just released, therefore, if now by portable electronic devices 10 via connection unit 120
Be electrically connected with detector unit 110, though data transfer foot position P_D- or P_D+ from the first current potential switch back into the second current potential when, now
Alarm song is continued to, and in order to eliminate alarm song portable electronic devices is connected with connection unit or is incited somebody to action again to avoid thief
Portable electronic devices are replaced by other products.
For example, in the case where the preset data of control circuit 116 transmission foot position P_D- is high potential (5V), control is worked as
Circuit 116 detect data transfer foot position P_D- from high potential be pulled down to earthing potential (0V) when, control circuit 116 can judge can
Portable electronic apparatus 10 are electrically connected with via connection unit 120 with detector unit 110, hence into detection pattern.In detection
Under pattern, control circuit 116 understands whether the current potential of constantly detection data transmission foot position P_D- changes.Wherein, if control
Circuit 116 detects the current potential of data transfer foot position P_D- and gos up to high potential from earthing potential, represents portable electronic devices
10 may be pulled out by people from connection unit 120, therefore control unit 116 now can control warning circuit 114 and send alarm
Prompting, uses prompting user portable electronic devices 10 and is pulled out.
Additionally, in an exemplary embodiment, the alarm sounds also can after testing the control of unit 110 and by portable electricity
Sub-device 10 sends in itself.Under this exemplary embodiment, the alarm sounds that portable electronic devices 10 are sent equally need to pass through
The control of detector unit 110 cannot voluntarily be released releasing by portable electronic devices 10 itself.But the present invention not as
Limit.
In another exemplary embodiment, originated by the power supply of Switching power supply circuit 112, the detection list of the present embodiment
Unit 110 is also capable of achieving the function of not power-off (uninterruptable power supply, referred to as UPS), uses and avoids
Risk of the alarming device 100 just as failure during power failure.Specifically, under this embodiment, power supply circuit 112 can determine whether
Whether it receives external ac power source ACP.When power supply circuit 112 receives external ac power source ACP, power supply
Supply circuit 112 can be using external ac power source as power supply source.Conversely, when power supply circuit 112 does not receive outside friendship
During stream power supply ACP, represent that commercial power supply may occur problem, now power supply circuit 112 can change and switch to battery module
BM originates as main power supply, uses the normal operating for maintaining alarming device 100.
Additionally, in the present embodiment, whether low-voltage detection circuit 118 may be used to detect the voltage of battery module less than facing
Dividing value (can be by designer's self-defining), and control warning circuit 114 according to this and send to indicate too low low of battery module BM electricity
Voltage is pointed out.Volume adjustment circuit 119 may be used to adjust the reminding sound volume that warning circuit 114 is sent.Wherein, volume adjustment electricity
Road 119 can provide the operation and control interface such as knob, and user can control volume adjustment circuit to adjust warning by operation and control interface
The volume of circuit 114.It is to be noted that, in low-voltage detection circuit 118 and volume adjustment circuit 119 described in this
Detector unit 110 is all may be optionally provided at, the present invention is not limited.
Below with Fig. 3 to Fig. 8 embodiments to further illustrate alarming device in connection unit it is different be embodied as example.
Please also refer to Fig. 3, Fig. 3 is the electrical block diagram of the connection unit of first embodiment of the invention.In this enforcement
In example, connection unit 320 includes connectivity port TP1, housing CA1, touch switch 322 and light emitting module 324.Wherein, even
Meet port TP1 to be suitable to be electrically connected with detector unit 310, and to electric with the connectivity port TP2 of portable electronic devices 30
Property connection.In this, the connectivity port TP1 of the first electronics connection unit 320 and connectivity port TP2 of portable electronic devices 30
Equally by taking USB interface as an example, it can respectively include mutual corresponding power supply pin P_VBUS, data transfer foot position P_D- and P_D+
And grounding leg position P_GND.Although not illustrating in this, there can also be phase between connection unit 320 and detector unit 310
It is electrically connected with each other with the connectivity port of coffret, or the railway superstructures detector unit 310 that can also embed and connection end
Electrical connection path between mouth TP1, the present invention is not limited.
It should further be appreciated that application with identical traffic interface connectivity port be electrically connected with detector unit 310 with
Under the enforcement example of connection unit 320, the present invention not limit and must be all identical between each group connectivity port or be all different
Coffret.In actual applications, as long as the connectivity port between detector unit 310 and connection unit 320 is using same biography
Connectivity port (such as TP1 and TP2) between defeated interface, and connection unit 320 and portable electronic devices 30 is using same biography
Defeated interface, alarming device can be operated normally.For example, the connectivity port between detector unit 310 and connection unit 320
And connectivity port TP1 and TP2 can be all USB interface, but the present invention is not limited.
The connection in mechanism can be carried out between connectivity port TP1 and TP2 by housing CA1 and CA2.Wherein, Fig. 3 is to illustrate
Connectivity port TP1 is that public connectivity port (male connecting port), and connectivity port TP2 are female connectivity port
As a example by (female connecting port), but the present invention is not limited only to this.
In the present embodiment, can be with an opening as the housing CA1 of the bindiny mechanism between connectivity port TP1 and TP2
OP so that mutually electrically independent (the i.e. grounding leg of connectivity port TP1 of the grounding leg position P_GND and housing CA1 of connectivity port TP1
Position P_GND is preset as earth-free).In other words, it is not connected under the configuration of connection unit 320 in portable electronic devices 30, even
The housing CA1 of order unit 320 can be preset as floating (floating state), wherein floating be expressed as without reference to
The state of current potential, when portable electronic devices 30 are connected to connection unit 320, the grounding leg position P_GND of connectivity port TP1 leads to
Cross housing CA2 ground connection.In this it should be noted that the present invention be not limited in by way of opening is set on housing CA1 come
Realization makes housing CA1 be preset as the characteristic of floating, and any other feasible circuit configuration also apply be applicable to this.
Touch switch 322 is serially connected between data transfer foot the position P_D- and housing CA1 of detector unit 310, and it can example
The switch for such as being controlled with physical force for elastic sheet switch.Under the circuit configurations of the conducting of touch switch 322, housing CA1 can connect
Tactile housing CA2, makes the grounding leg position P_GND of connectivity port TP2 and the data transfer foot position P_D- short circuits of detector unit 310 and has
There is equal current potential.Conversely, under the circuit configurations of the cut-off of touch switch 322, the current potential of housing CA1 then can be in default floating
Connect state.
Connectivity port TP1 is electrically connected with each other with the power supply pin P_VBUS of detector unit 310, uses one power supply of offer and passes
Pass path with make detector unit 310 power supply can power supply bang path described in Jing be supplied to portable electronic devices 30 to use.
Light emitting module 324 is electrically connected at the power supply pin P_VBUS of connectivity port TP1.When connection unit 320 is via even
When meeting port TP1 and TP2 and being connected to detector unit 310 and portable electronic devices 30, light emitting module 324 can be turned on and point
Bright, it is now detection state to use expression alarming device.The light emitting module 324 can for example by light emitting diode and resistance institute group
Into, but the present invention is not limited only to this.
The data transfer foot position P_D- and P_D+ of the first connectivity port TP1 is arranged in the present embodiment short circuit one
Rise.Thereby configure, portable electronic devices 30 can react on the data transfer that short cut with each other when connection unit 320 is connected to
Foot position P_D- and P_D+ and enter fast mold filling formula, so as to improve the charge efficiency being charged using detector unit 310.
Further below matching somebody with somebody for alarming device is illustrated using schematic diagram with the alarming device depicted in Fig. 4 A to Fig. 4 C
Put and operation.Wherein, Fig. 4 A～4C is the use schematic diagram using the alarming device of the connection unit of Fig. 3.In the present embodiment,
Portable electronic devices 30 are that by taking mobile phone as an example, but the present invention is not limited only to this.
Please first referring concurrently to Fig. 3 and Fig. 4 A, when user is by the connecting detection unit 310 of connection unit 320 and mobile phone 30,
Mobile phone 30 can be connected with each other with connection unit 320 with corresponding connectivity port TP1 and TP2.
On the other hand, as shown in Figure 4 B, touch switch 322 for example has protrusion means COB.The activity of protrusion means COB
Be arranged on touch switch 322, it can react on the physical force that is applied thereto and produce a displacement.Wherein, contact
Formula switch 322 can lead when the displacement of protrusion means COB is more than or equal to default threshold value (can voluntarily be selected by designer)
It is logical, and end when the displacement of protrusion means COB is less than the threshold value.In the present embodiment, touch switch 322 can
Protrusion means COB are made to produce the displacement more than threshold value by being attached on the surface of mobile phone 30, so as to conducting contact formula
Switch 322.
Then, as shown in Figure 4 C, it is electrically connected with each other and touch switch 322 in each corresponding connectivity port TP1～TP2
(in this as a example by being pasted in the back-cover of mobile phone 30) is attached at behind the surface of mobile phone 30, from the point of view of the circuit configurations viewpoint of Fig. 3,
The data transfer foot position P_D- of detector unit 310 can be via touch switch 322, the data transfer foot position P_ of connectivity port TP1
D- and housing CA1 and housing CA2 is electrically connected to the earth terminal GND of mobile phone 30.Therefore, the data transfer foot of detector unit 310
Current potential on the P_D- of position can be pulled down to earthing potential from high potential so that detector unit 310 reacts on data transfer foot position P_
Current potential on D- switches and enters detection pattern.
In a detection mode the configuration of Fig. 4 C (i.e. as), once have anyone by the connectivity port TP1 of connection unit 320 from
Pull out on mobile phone 30, or touch switch 322 be moved away from into the back-cover of mobile phone 30, all can cause via touch switch 322 with
The short circuit paths that housing CA1 is set up are disconnected, so as to make the current potential of data transfer foot position P_D- of connectivity port TP1 return again
To high levle.Now, detector unit 310 can send alarm sounds to remind possible someone being just intended to set about to commit theft to mobile phone 30.
Please referring next to Fig. 5, Fig. 5 is the electrical block diagram of the connection unit of second embodiment of the invention.In this reality
In applying example, connection unit 520 include connectivity port TP1, housing CA1, multiple touch switches (such as 522_1 and 522_2) and
Light emitting module 524.The structure of the connection unit 520 of the present embodiment and the connection unit 320 of previous embodiment and operation substantially phase
Together.Main Differences between the two are the touch switch 522_1 that the connection unit 520 of the present embodiment includes multiple mutual concatenations
With 522_2.
Specifically, in an application, the configuration of the connection unit 520 of the present embodiment is applied to such as flat board mobile phone：Handss
The portable electronic devices 50 that machine can be combined with panel computer.Fig. 6 is to show using the use of the alarming device of the connection unit of Fig. 5
It is intended to.As shown in the use schematic diagram of Fig. 6, if portable electronic devices 50 are flat board mobile phone, it includes mobile phone 52 and puts down
Plate 54.Under the structure of the connection unit 520 of the present embodiment, the connectivity port TP1 of connection unit 520 can be with the connection of mobile phone 52
Port TP2 is electrically connected with and touch switch 522_1 can be attached to (but being not limited) in the back-cover of mobile phone 52.It is another
Aspect, touch switch 522_2 can then be attached to (but being not limited) in the back-cover of flat board.Thereby configuration mode, detects
The data transfer foot position P_D- of unit 510 can via touch switch 522_1,522_2, connectivity port TP1 data transfer foot
Position P_D- and housing CA1 and CA2 is electrically connected to the earth terminal GND of flat board mobile phone 50.Therefore, the data of connectivity port TP1 are passed
Current potential on defeated foot position P_D- can be pulled down to earthing potential from high potential so that detector unit 510 reacts on data transfer foot
Current potential on the P_D- of position switches and enters detection pattern.
In a detection mode the configuration of Fig. 6 (i.e. as), the either touch switch on the mobile phone 52 of flat board mobile phone 50
Touch switch 522_2 on 522_1 or flat board 54 is pulled out by people, or the connectivity port TP1 of connection unit 520 is pulled out by people
Remove, the short circuit paths set up via touch switch 522_1,522_2 and housing CA1 is disconnected, so as to make inspection
Survey the current potential switching of the data transfer foot position P_D- of unit 510 and send alarm sounds.Base this, by the connection list of the present embodiment
The configuration of unit 520, the alarming device of the present embodiment can realize more week for the portable electronic devices 50 of flat board mobile phone type
Complete antitheft/mechanism.
Please referring next to Fig. 7, Fig. 7 is the electrical block diagram of the connection unit of third embodiment of the invention.In this reality
In applying example, connection unit 720 includes multiple touch switches (such as 722_1 and 722_2).The master of the present embodiment and previous embodiment
Difference is wanted to be that connection unit 720 is only come and portable electronic devices 70 with the touch switch 722_1 and 722_2 of mutual concatenation
Connection, not with extra connectivity port.Wherein, touch switch 722_1 and 722_2 is serially connected with the number of detector unit 710
According between transmission foot position P_D- and grounding leg position P_GND.Under the configuration that touch switch 722_1 and 722_2 are all turned on, detection
The data transfer foot position P_D- of unit 710 can be short-circuited to the grounding leg position P_ of itself via touch switch 722_1 and 722_2
GND, so as to the data transfer foot position P_D- for making detector unit 710 is pulled down to earthing potential from default high potential.In other words,
Although in the present embodiment connection unit 720 is only connected with touch switch 722_1 with 722_2 and portable electronic devices 70,
But by way of its same data transfer foot position P_D- detecting detector unit 710 being capable of achieving as described in previous embodiment
The function whether electrically isolated with connection unit 720 to judge portable electronic devices 70.
Specifically, in an application, the configuration of the connection unit 720 of the present embodiment is applied to notebook computer or deformation
Panel computer (transformer pad)：Pedestal can portable electronic devices detached with Touch Screen).Fig. 8 is to apply Fig. 7
Connection unit alarming device use schematic diagram.As shown in the use schematic diagram of Fig. 8, if portable electronic devices 70 are change
Shape panel computer, then its include pedestal 72 and flat board 74.Under the structure of the connection unit 720 of the present embodiment, connection unit
720 touch switch 722_1 can be attached in the back-cover of flat board 74.On the other hand, touch switch 722_2 then can be pasted
It is attached on base part 72.Thereby configuration mode, the data transfer foot position P_D- of detector unit 710 can be via connection unit
720 data transfer foot position P_D- is electrically connected to the grounding leg position P_ of detector unit 710 with touch switch 722_1,722_2
GND.Therefore, the current potential on the data transfer foot position P_D- of detector unit 710 can be pulled down to earthing potential from high potential so that
Detector unit 710 reacts on the current potential switching on data transfer foot position P_D- and enters detection pattern.
In a detection mode (i.e. such as the configuration of Fig. 8), either the contact on the pedestal 72 of deformation panel personal computer 70 is opened
Close 722_2 or the touch switch 722_1 on flat board 74 is pulled out by people, all can cause via touch switch 722_1 and 722_2
The short circuit paths set up are disconnected, and so as to make the current potential switching of the data transfer foot position P_D- of detector unit 710 police is sent
Report prompting.Base this, by the configuration of the connection unit 720 of the present embodiment, the alarming device of the present embodiment can be directed to deformable pad
The portable electronic devices 70 of computer type realize more thorough antitheft/mechanism.
In sum, the present invention proposes a kind of alarming device, and it arranges using the configuration of specific connection unit and makes
The data transfer foot position of detector unit has respectively different current potentials in the state of the not connected portable electronic devices from connection,
So as to make detector unit to judge whether portable electronic devices are pulled out by judging the potential change of data transfer foot position.
Because the connectivity port that connection unit can utilize portable electronic devices existing is attached thereto, or opened by extra contact
Pass is attached on portable electronic devices using as connection means, therefore essentially without limiting the use of portable electronic devices
Degree of freedom.Therefore the alarming device of the present invention can be supplied to customer most when being applied to show occasion on the premise of product is taken into account
Big use space.In addition, the alarming device of the present invention only need by operate detector unit controlling interface (such as power key,
Warning volume knob) can enable/set/anti-theft feature is released, without such as traditional theftproof lock, needing through complicated
Open, unlocking motion side is able to set or release its anti-theft feature.It is convenient for user.
Finally it should be noted that：Various embodiments above only to illustrate technical scheme, rather than a limitation；To the greatest extent
Pipe has been described in detail with reference to foregoing embodiments to the present invention, it will be understood by those within the art that：Its according to
So the technical scheme described in foregoing embodiments can be modified, either which part or all technical characteristic are entered
Row equivalent；And these modifications or replacement, do not make the essence disengaging various embodiments of the present invention technology of appropriate technical solution
The scope of scheme.
Claims (15)
1. a kind of alarming device, is suitable to portable electronic devices, it is characterised in that above-mentioned alarming device includes：
Detector unit, including first data transmission foot position, and above-mentioned first data transmission foot position is preset as the first current potential；And
Connection unit, including：
First connectivity port, is suitable to be electrically connected with above-mentioned detector unit, wherein above-mentioned first connectivity port has grounding leg position；
Housing, to as the bindiny mechanism between above-mentioned first connectivity port and above-mentioned portable electronic devices, and upper
When stating the first connectivity port and being electrically connected to above-mentioned portable electronic devices, the grounding leg position of above-mentioned connection unit is electrically connected to
The earth terminal of above-mentioned portable electronic devices；
Touch switch, is electrically connected between the first data transmission foot position of above-mentioned detector unit and above-mentioned housing；
Wherein when above-mentioned first connectivity port is electrically connected to above-mentioned detector unit, and during the conducting of above-mentioned touch switch, on
State detector unit first data transmission foot position be electrically connected to via above-mentioned touch switch and above-mentioned housing it is above-mentioned portable
The earth terminal of electronic installation, so as to make above-mentioned detector unit enter above-mentioned detection pattern,
Wherein, under above-mentioned detection pattern, above-mentioned detector unit is cut in above-mentioned first data transmission foot position from above-mentioned second current potential
Alarm sounds are sent when gaining above-mentioned first current potential.
2. alarming device according to claim 1, it is characterised in that wherein above-mentioned first connectivity port has the second data
Transmission foot position.
3. alarming device according to claim 2, it is characterised in that above-mentioned portable electronic devices include：
Second connectivity port, is suitable to be electrically connected with above-mentioned first connectivity port, wherein above-mentioned second connectivity port is with the 3rd number
According to transmission foot position, and the second data transfer foot of the 3rd data transfer foot position of above-mentioned second connectivity port and above-mentioned first port
Position mutually correspondence.
4. alarming device according to claim 3, it is characterised in that under above-mentioned detection pattern, if above-mentioned first connection
Port is electrically isolated with above-mentioned second connectivity port, and above-mentioned detector unit sends above-mentioned alarm sounds.
5. alarming device according to claim 4, it is characterised in that above-mentioned housing has opening, and above-mentioned first connection
The grounding leg position of port is mutually electrically independent with above-mentioned housing.
6. alarming device according to claim 1, it is characterised in that above-mentioned touch switch has protrusion means, above-mentioned
Touch switch is turned on when the displacement of above-mentioned protrusion means is more than or equal to threshold value, and in the displacement of above-mentioned protrusion means
Amount is ended less than during above-mentioned threshold value.
7. alarming device according to claim 2, it is characterised in that above-mentioned first connectivity port also there is power supply pin with
And the 4th data transfer foot position, when above-mentioned portable electronic devices are electrically connected with above-mentioned detector unit via above-mentioned connection unit
When, above-mentioned detector unit is powered via above-mentioned power supply pin and gives above-mentioned portable electronic devices.
8. alarming device according to claim 7, it is characterised in that above-mentioned second data of above-mentioned first connectivity port are passed
Defeated foot position and the short circuit of above-mentioned 4th data transfer foot position.
9. alarming device according to claim 2, it is characterised in that the quantity of above-mentioned touch switch is multiple.
10. alarming device according to claim 1, it is characterised in that above-mentioned detector unit includes：
Power supply circuit, including battery module, the power supply needed for produce above-mentioned detector unit operation；
Warning circuit, couples above-mentioned power supply circuit, to send above-mentioned alarm sounds；And
Control circuit, couples above-mentioned power supply circuit, above-mentioned warning circuit and above-mentioned first connectivity port, on detecting
The potential change of the first data transmission foot position of the first connectivity port is stated, and controls above-mentioned warning circuit according to this.
11. alarming devices according to claim 10, it is characterised in that when above-mentioned power supply circuit receives outside friendship
During stream power supply, above-mentioned power supply circuit is originated using above-mentioned external ac power source as power supply, and when above-mentioned power supply supply electricity
When road does not receive said external alternating current power supply, above-mentioned power supply circuit is originated using above-mentioned battery module as above-mentioned power supply.
12. alarming devices according to claim 10, it is characterised in that above-mentioned detector unit also includes：
Low-voltage detection circuit, whether to detect the voltage of above-mentioned battery module less than marginal value, and controls according to this above-mentioned police
Show that circuit sends low-voltage prompting.
13. alarming devices according to claim 10, it is characterised in that above-mentioned detector unit also includes：
Volume adjustment circuit, to the volume for adjusting the prompting that above-mentioned warning circuit is sent.
14. alarming devices according to claim 1, it is characterised in that also include：
RCU, to Jing controls remote signal is sent；And
Signal receiving unit, couples above-mentioned detector unit, receives above-mentioned remote signal and sends above-mentioned detector unit to as control
The foundation of system.
15. alarming devices according to claim 1, it is characterised in that above-mentioned detector unit also includes：
Controlling interface, to the manipulation function for setting above-mentioned alarming device.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201361843052P | 2013-07-05 | 2013-07-05 | |
| US61/843,052 | 2013-07-05 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104281821A CN104281821A (en) | 2015-01-14 |
| CN104281821B true CN104281821B (en) | 2017-05-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410227503.2A Active CN104281821B (en) | 2013-07-05 | 2014-05-27 | Alarm device |
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|---|---|
| CN (1) | CN104281821B (en) |
| TW (1) | TWI526997B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI596863B (en) * | 2016-08-03 | 2017-08-21 | 宗盈國際科技股份有限公司 | Electronic apparatus with backup power supply and charging and discharging method of backup power supply |
| CN107426815B (en) * | 2017-07-13 | 2021-03-23 | 成都天奥电子股份有限公司 | Instrument supervision system based on indoor positioning technology and working method thereof |
| TWI719633B (en) * | 2019-09-12 | 2021-02-21 | 新唐科技股份有限公司 | Integrated circuit, bus system and scheduling method |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101369369A (en) * | 2007-08-16 | 2009-02-18 | 马显贵 | Anti-theft anti-loss device for mobile phone |
| CN102915607A (en) * | 2011-08-05 | 2013-02-06 | 上海晨兴希姆通电子科技有限公司 | Headset anti-theft mobile terminal |
| CN202887364U (en) * | 2012-07-05 | 2013-04-17 | 深圳市睿盈电子科技有限公司 | Anti-theft device with charging function, and electronic product display rack |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090189765A1 (en) * | 2008-01-29 | 2009-07-30 | Lev Jeffrey A | Security apparatus for an electronic device |
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2014
- 2014-05-27 CN CN201410227503.2A patent/CN104281821B/en active Active
- 2014-05-27 TW TW103118443A patent/TWI526997B/en active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101369369A (en) * | 2007-08-16 | 2009-02-18 | 马显贵 | Anti-theft anti-loss device for mobile phone |
| CN102915607A (en) * | 2011-08-05 | 2013-02-06 | 上海晨兴希姆通电子科技有限公司 | Headset anti-theft mobile terminal |
| CN202887364U (en) * | 2012-07-05 | 2013-04-17 | 深圳市睿盈电子科技有限公司 | Anti-theft device with charging function, and electronic product display rack |
Also Published As
| Publication number | Publication date |
|---|---|
| TWI526997B (en) | 2016-03-21 |
| TW201503066A (en) | 2015-01-16 |
| CN104281821A (en) | 2015-01-14 |
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