KR20090075404A - A anti-theft connector for recharging mobile terminal battery and method there of - Google Patents

Abstract

A charging connector having a function for preventing a robbery of a portable terminal and an anti-theft method using the same are provided to prevent the robbery of the portable terminal during charging by generating an alarm sound and lamp when the portable terminal is released in an anti-theft state. A device connector(240) is connected to a portable terminal. A charger(220) supplies charging voltage to a battery of the portable terminal and cuts off the charging voltage when a charging completion state is reached. A key input unit(260) receives a setting key to set an anti-theft state. A robbery detector(250) is set to the anti-theft state when the setting key is received. The robber detector determines a robbery state when connection with the portable terminal is released during the anti-theft state. An alarm generator(271) generates an alarm sound when the robbery detector determines the robbery state.

Description

Charge terminal with anti-theft function and method for preventing theft using the connector {A ANTI-THEFT CONNECTOR FOR RECHARGING MOBILE TERMINAL BATTERY AND METHOD THERE OF}

The present invention relates to a portable terminal charging connector having an anti-theft function and an anti-theft method using the connector, and more particularly, to provide an anti-theft setting function of a portable terminal connected to the portable terminal charging connector, the anti-theft setting state The present invention relates to a portable terminal charging connector having an anti-theft function for activating a burglar alarm sound or an alarm display lamp when the portable terminal is disconnected from the connector, and a method for preventing theft using the connector.

In general, a portable terminal is an information and communication device including a built-in battery for portable use, and includes a laptop computer, a personal digital assistant (PDA), a mobile phone, an ultra mobile PC (UMPC), a portable multimedia player (PMP), and an MP3 player. It is popular.

The battery embedded in the portable terminal is a consumable, and after a predetermined time, the battery is connected to the charging connector of the portable terminal and can be reused through charging.

In this case, if only the charging connector is provided, since charging is possible anywhere, there are many cases of charging in libraries, tourist attractions, restaurants, hotels, etc. in addition to the house.

However, during charging, the mobile phone is out of the user's hand for a long time, and there is a problem that theft occurs by exploiting the fact that it is not easily seen by others.

In particular, mobile phones are mainly used for telephone calls, but in recent years, their functions have been expanded to enable various data communication functions such as life information, short message traffic cards, and phone banking, and it is also possible to store important information in mobile phones. .

However, as these additional functions and personal information increase, the user is only able to solve the problem by suspending the outgoing call by applying for a loss report to the telecommunications company.

SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned problem, and includes a key input unit for setting an anti-theft state in a charging connector of a portable terminal, and the portable terminal is connected to the charging connector, and is set in an anti-theft state by the key input unit. It is an object of the present invention to provide a charging connector of a portable terminal having a theft prevention function and an anti-theft method using the connector to operate the alarm sound and the alarm display lamp when the portable terminal is disconnected in the state.

In order to achieve the above object, a charging connector of a portable terminal having an anti-theft function according to the present invention supplies a charging voltage to a power supply connecting portion, a device connecting portion connected to the portable terminal, and a battery of the portable terminal, A charging connector having a charging unit for blocking a charging voltage and a charging indicator lamp for displaying the charging / discharging state separately according to the charging / charging completion state, the charging connector comprising: a key input unit configured to receive a setting key from an external source to set an anti-theft state; An anti-theft detection unit configured to set an anti-theft state when the setting key is input from the key input unit and determine a theft state when the portable terminal is disconnected from the anti-theft state; Provided is a portable terminal charging connector having an anti-theft function including an alarm sound generating unit for generating an alarm sound when determined to be a stolen state from the theft detecting unit.

According to a preferred feature of the invention, the theft detection unit is connected to the device connection to determine whether the portable terminal connected to the connection detection module for generating a connection signal and a disconnection signal; Receives an input signal according to the setting key input from the key input unit and controls to store the setting information according to setting the anti-theft state, and receives a connection signal or a disconnection signal from the connection detection module in the anti-theft state, but disconnection signal A control module for operating the alarm sound generator upon reception; The apparatus may further include a memory configured to receive and store setting information according to the anti-theft state setting from the control module.

According to a more preferred feature of the invention, the connection detection module is a light emitting element for transmitting a signal to recognize a portable terminal connected to the device connection unit, and when the portable terminal is connected to the device connection unit the signal transmitted from the light emitting unit And a light sensor for receiving the reflected and reflected signal and generating the connection signal or the disconnection signal.

According to an even more preferable feature of the present invention, it further comprises an alarm display lamp which is activated when it is determined that the theft state from the theft detection unit.

According to a further preferred feature of the invention, the portable terminal is composed of any one of a laptop computer, a personal digital assistant (PDA), a mobile phone, an ultra-mobile PC (UMPC), a portable multimedia player (PMP), an MP3 player.

In the anti-theft method of a portable terminal charging connector equipped with theft detection unit having an anti-theft function of the present invention for achieving the above object, (A) the portable terminal is connected to the device connection portion of the portable terminal charging connector connected to the power source step; (B) detecting the connection signal or disconnection signal of the portable terminal from the device connection unit as the anti-theft state is set while the portable terminal is being connected; (C) determining that the connection disconnection signal is received from the theft detecting unit as a stolen state and generating an alarm sound; (D) provides an anti-theft method using a portable terminal charging connector having an anti-theft function comprising operating an alarm display lamp upon receiving a disconnection signal from the theft detection unit.

As described above, in the charging connector of the portable terminal having the anti-theft function and the anti-theft method using the connector, the portable terminal is connected to the charging connector of the portable terminal, and the portable terminal is disconnected in the state set to the anti-theft state. When the alarm sound and alarm display lamp is activated, there is an effect of preventing theft of the portable terminal during charging.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.

In the present invention, the portable terminal is a portable information communication device with a built-in battery, and is basically a laptop computer, a personal digital assistant (PDA), a mobile phone, an ultra mobile PC (UMPC), a portable multimedia player (PMP), an MP3 player, and the like. However, in addition to the battery is built-in any portable terminal that is provided with a charging connector is also possible, of course.

1A is a connection configuration diagram of a charging connector of a portable terminal having an anti-theft function according to the present invention, and FIG. 1B is a connection configuration diagram of a mobile phone charging connector having an anti-theft function according to an embodiment of the present invention.

If described in detail with reference to Figure 1a and 1b,

As shown in FIG. 1A, the charging connector 400 of the portable terminal 500 is connected between the power supply means 100 and the portable terminal 500 to receive power from the power supply means 100 to provide a predetermined charging voltage. By controlling to step down, the battery is charged with the charging voltage of the battery mounted in the portable terminal 500.

At this time, the mobile phone charging connector 200 for charging the mobile phone battery according to an embodiment of the portable terminal 500 is connected between the power supply means 100 and the mobile phone 300, as shown in Figure 1b, By receiving power from the supply means 100 and controlling to step down to a predetermined charging voltage, it is to be charged to the rated charging voltage of the battery mounted on the mobile phone (300).

The power supply means 100 is an AC 220V power source that is a commercial power source used at home.

In this case, when the terminal connected to the power supply means 100 is provided in the form of a USB terminal and connected to the computer USB terminal, the computer driving power may be used for charging.

Here, the mobile phone 300 is a commercially available mobile communication terminal, which may basically be a cellular phone, a CDMA mobile phone, a WCDMA mobile phone, a personal digital assistant (PDA), a smartphone, or the like.

2 is a detailed connection configuration of the mobile phone charging connector of Figure 1b.

In detail with reference to Figure 2,

The mobile phone charging connector 200 further includes a power connection unit 210, a charging unit 220, a charging display lamp 230, a device connection unit 240, an anti-theft detection unit 250, a key input unit 260, and an alarm unit 270. It is configured to include.

The power connection unit 210 is a terminal connected to the power supply means 100 and is provided as an adapter connected to a commercial power source or provided as a USB terminal and connected to a USB terminal of the computer main body to receive computer driving power.

Of course, at this time, it may be provided as a USB terminal and connected to a commercial power supply by an adapter having a USB terminal.

The charging unit 220 controls the charging voltage by converting the power supply voltage supplied through the power connection unit 210 into the charging voltage, and checks the battery check module 221, the AC / DC conversion module 222, and the charge voltage check. The module 223 is configured to further include a driving voltage check module 224.

The battery check module 221 checks the type of battery, the rated charging voltage and the rated charging current of the battery as the rated charging voltage differs according to the type of the battery.

The AC / DC conversion module 222 converts the direct current (DC) state or converts the direct current voltage to the rated charging voltage of the battery when the power supply voltage supplied from the power supply means 100 is alternating current (AC).

The charging voltage checking module 223 converts the rated charging voltage checked from the battery checking module 221 from the AC / DC conversion module 222 to supply the battery of the mobile phone 300, and the charging supplied in the charging completed state. Control to cut off the voltage.

In this case, in order to control the operation of the charging display lamp 230, it is possible to generate and transmit a charging signal and a charging completion signal.

In addition, the charging voltage check module 223 may be built-in thermistor to sense the high temperature during battery charging to control to cut off the charging voltage at a certain range of high temperature, thereby preventing damage to the battery.

The driving voltage check module 224 controls to generate and supply a driving voltage for driving the theft detecting unit 250.

Since the charging display lamp 230 is connected to the charging unit 220 and receives the charging signal when the charging voltage is supplied by the charging voltage checking module 223, the lamp during charging is operated, and the charging voltage is blocked in the charging completion state. Accordingly, the charge completion lamp is activated by receiving the charge completion signal.

The device connection unit 240 is a terminal connected to the mobile phone 300, and is generally standardized to have a 24-pin structure, and is configured to be connected to a charging terminal provided in the mobile phone 300.

Theft detection unit 250 is connected to the device connection unit 240, is configured to determine whether theft by detecting the connection / disconnection state, in detail connection detection module 251, control module 252, memory 253 It is configured to further include.

The connection detecting module 251 detects a connection / disconnection state from the device connection unit 240 and generates a connection signal and a disconnection signal. The connection signal is generated while the mobile phone 300 is connected to the device connection unit 240. The disconnection signal is generated when the cellular phone 300 is disconnected from the device connection unit 240.

Specifically, the connection detecting module 251 may be an optical sensor including a light emitting element and a light receiving element.

That is, the optical sensor is provided to be exposed to the device connection unit 240, when the signal periodically transmitted from the light emitting device is reflected from the mobile phone 300 as the mobile phone 300 is connected to the device connection unit 240, the reflected signal is received On the contrary, when the cellular phone 300 is disconnected, the mobile terminal 300 does not receive the signal reflected from the light receiving element, thereby generating a disconnection signal.

The control module 252 receives a connection signal and a disconnection signal from the connection detection module 251. When the control module 252 receives an input signal from the key input unit 260 according to a setting key input, the control module 252 sets the anti-theft state. The alarm sound generator 271 and the alarm display lamp 272 are operated by judging that the device has been stolen when the disconnection signal is received.

The memory 253 receives and stores setting information from the control module 252 according to the anti-theft state setting.

The key input unit 260 is connected to the theft detection unit 250 and has a setting key for receiving an external input to set an anti-theft state, and transmits an input signal to the control module 252 when the setting key is input from an external user. .

At this time, it is preferable that the setting key is configured with an interlock circuit or the like so that the anti-theft state can be set only, so that the thief cannot arbitrarily release the anti-theft state.

When the owner of the mobile phone is charged after the completion of charging the mobile phone 300, the power supply means 100 is cut off, that is, by disassembling the power plug.

The alarm unit 270 further includes an alarm sound generator 271 and an alarm display lamp 272.

The alarm sound generator 271 generates an alarm sound under control from the control module 252, and the alarm display lamp 272 is operated under control from the control module 252.

Figure 3 is a flow chart of the anti-theft method using a mobile phone charging connector having an anti-theft function according to an embodiment of the present invention.

Referring to Figure 3 in detail,

In order to charge the mobile phone 300, the charging terminal of the mobile phone 300 is connected to the device connection unit 240 of the mobile phone charging connector 200 (S300, S302).

In addition, when the mobile phone 300 connected in the above step is correctly connected and the battery is being charged, the anti-theft setting key is input to set the anti-theft state (S302 and S304).

When the anti-theft state is set, it is determined by the theft detection unit 250 whether the connected mobile phone 300 is stolen (S308).

That is, the connection signal and the disconnection signal are generated according to the connection state to determine the theft state at the time of the disconnection signal generation, at this time by operating the alarm sound and alarm display lamp 272 to notify theft to the outside (S310) , S312).

On the other hand, if the set key is not received in step S304, it provides a normal charging function (S314).

In addition, by determining whether the charging is complete, the charging voltage is cut off when the charging is completed, and the lamp is operated in the charging completion state of the charging display lamp 230 (S316 and S318).

In addition, in order to release the setting in the state where the anti-theft state is set, it is preferable to reset the theft detecting unit 250, which may be reset by cutting off the power supplied from the power supply means 100.

The best embodiments have been disclosed in the drawings and specification above. The specific terminology used herein is for the purpose of describing the present invention only and is not intended to be limiting of meaning or the scope of the invention as set forth in the claims. Therefore, those skilled in the art will understand that various modifications and equivalent other embodiments are possible therefrom. Therefore, the true technical protection scope of the present invention will be defined by the technical spirit of the appended claims.

1A is a connection configuration diagram of a charging connector of a portable terminal having an anti-theft function according to the present invention.

Figure 1b is a connection diagram of a mobile phone charging connector having an anti-theft function according to an embodiment of the present invention.

Figure 2 is a detailed connection configuration of the mobile phone charging connector of Figure 1b.

Figure 3 is a flow chart of the anti-theft method using a mobile phone charging connector having an anti-theft function according to an embodiment of the present invention.

<Description of reference numerals for the main parts of the drawings>

100: power supply means 200: mobile phone charging connector

210: power connection unit 220: charging unit

221: battery check module 222: AC / DC conversion module

223: charging voltage check module 224: driving voltage check module

230: charge display lamp 240: device connection

250: theft detection unit 251: connection detection module

252: control module 253: memory

260: key input unit 270: alarm unit

271: alarm sound generating unit 272: alarm display lamp

300: mobile phone 400: charging connector of a portable terminal

500: portable terminal

Claims (6)

Displays the power connection unit, the device connection unit connected to the portable terminal, the charging unit which supplies the charging voltage to the battery of the portable terminal, and cuts off the supplied charging voltage in the charging complete state, and displays according to the status of charging / charging completed In the charging connector provided with a charge indicator lamp, A key input unit for receiving a setting key from the outside to set the anti-theft state; An anti-theft detection unit configured to set an anti-theft state when the setting key is input from the key input unit and determine a theft state when the portable terminal is disconnected from the anti-theft state; And The mobile terminal charging connector having an anti-theft function comprising an alarm sound generating unit for generating an alarm sound to the outside when it is determined that theft state from the theft detection unit. The method of claim 1, wherein the theft detection unit A connection detection module connected to the device connection unit to determine whether the portable terminal is connected to generate a connection signal and a disconnection signal; Receives an input signal according to the setting key input from the key input unit and controls to store the setting information according to setting the anti-theft state, and receives a connection signal or a disconnection signal from the connection detection module in the anti-theft state, but disconnection signal A control module for operating the alarm sound generator upon reception; And And a memory for receiving and storing setting information according to the anti-theft state setting from the control module. The method of claim 2, wherein the connection detection module A light emitting element for transmitting a signal to recognize a portable terminal connected to the device connection unit, and a light receiving element for receiving a signal reflected by the signal transmitted from the light emitting unit when the portable terminal is connected to the device connection unit; And a light sensor for generating the connection signal or the connection release signal. The method of claim 1, The mobile terminal charging connector having an anti-theft function, characterized in that it further comprises an alarm indicator lamp that is activated when it is determined that theft from the theft detection unit. The portable terminal according to any one of claims 1 to 4, wherein The portable terminal charging connector, characterized in that any one of a laptop computer, personal digital assistant (PDA), mobile phone, ultra-mobile PC (UMPC), portable multimedia player (PMP), MP3 player. In the anti-theft method of a charging terminal of a portable terminal equipped with theft detection unit having an anti-theft function, (A) connecting the portable terminal to the device connection of the charging terminal of the portable terminal connected to the power source; (B) detecting the connection signal or disconnection signal of the portable terminal from the device connection unit as the anti-theft state is set while the portable terminal is being connected; (C) determining that the connection disconnection signal is received from the theft detecting unit as a stolen state and generating an alarm sound; And (D) Theft prevention method using a portable terminal charging connector having an anti-theft function comprising operating an alarm display lamp upon receiving a disconnection signal from the theft detection unit.

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