KR200355543Y1 - Apparatus, which Prevents Loss of Belongings - Google Patents

Abstract

The present invention relates to a portable article loss prevention device, and in particular, the RF tag for transmitting and receiving RF signals to various portable devices such as mobile phones and the same unique transmitted from the RF tag again while transmitting the RF signal of the unique number in a separate RF reader It continuously detects the RF signal of the number and generates a warning sound when the reception is blocked.When the portable device deviates from the user's body, it generates a warning sound immediately and informs the user to solve the psychological anxiety caused by the loss of the portable device. The present invention relates to a loss prevention device for portable goods, which can prevent unnecessary economic losses due to purchase.

The present invention is an antenna 11 for transmitting and receiving an RF signal, a unique number memory 12 stored a unique number, a modulator / demodulator 13 for modulating or demodulating a signal and a unique number and power, IF signal received RF signal An RF reader 10 including an oscillator 14 for switching to a controller, and a controller 15 for controlling transmission and reception of signals and a unique number and an alarm; An antenna 21 for transmitting and receiving RF signals, a rectifier 22 for generating and supplying DC power by rectifying the received signal, a modulator / demodulator 23 for modulating or demodulating the signal, and a unique number memory having a unique number stored therein ( 24) and an RF tag 20 mounted on the portable device including a controller 25 for controlling the transmission and reception of signals and a unique number; And the RF reader 10 is composed of an alarm 30 for generating an alarm if a signal of the same unique number is not received again so that a predetermined time elapses after transmitting the RF radio wave from the RF tag 20.

Description

{Apparatus, which Prevents Loss of Belongings}

The present invention relates to a portable article loss prevention device, and more particularly, an RF tag for transmitting and receiving an RF signal is mounted on various portable products such as a mobile phone and transmitted again from the RF tag while transmitting an RF signal of a unique number in a separate RF reader. By continuously receiving and detecting the RF signal of the same unique number, the alarm is generated when the reception is blocked.When the portable device deviates from the user's body, the alarm is generated immediately and the user is notified. The present invention relates to a loss prevention device for carrying goods that can eliminate and prevent unnecessary economic losses due to repurchase.

As the society becomes more complex and the floating population grows, modern people often lose their wallets or mobile phones when commuting to work, and psychological anxiety and economic losses tend to increase. It is becoming a necessity of life, but as its size is gradually miniaturized and its price is rising, it is urgently needed to take countermeasures.

Portable wallets contain identification cards and credit cards, so the loss of these wallets will not only create a very uncomfortable obstacle to various economic activities, but will also cost you time and money due to reporting and reissuance. It can cause serious side effects in that it can be a tool.

In the case of mobile phones, it is necessary to always carry them and take them out frequently, so there is a greater risk of loss in busy daily life. Is discharged in a short time, so once lost it is not easy to find.

In addition, the person who acquired the lost cell phone is cumbersome and does not return it easily to the owner, but there is also a problem of illegally modifying and exploiting the acquired cell phone. It will cause inconvenience to your life, and if someone else uses your phone before you apply for the call, you will have to pay the communication fee that you did not use.

In addition, even if the phone is not lost, other problems are also caused by not being able to grasp the state of the mobile phone, such as leaving home at work, leaving work at work, leaving work or leaving a car, and not receiving urgent calls. have.

Therefore, the transceiver is mounted on various portable devices such as a mobile phone or a wallet, and a device that transmits and receives a signal of a unique number separately detects a signal transmitted from the portable device and generates a warning sound when reception is blocked. It is necessary to manufacture the anti-lost protector that can immediately notify the user when the deviation prevents the loss of the carry.

The present invention is conceived in view of the problems of the prior art as described above, the RF tag for transmitting and receiving the RF signal to a variety of portable devices such as mobile phones and transmits the RF signal of the unique number from a separate RF reader Continuously receives and detects the RF signal of the same unique number transmitted from the receiver and generates a warning sound when reception is blocked.When a portable device deviates from a certain distance from the user's body, a warning sound is generated immediately and the user is notified. The purpose of the present invention is to provide an anti-lost device that can eliminate psychological anxiety and prevent unnecessary economic loss due to repurchase.

Loss prevention device of the present invention for achieving the above object is an antenna for transmitting and receiving an RF signal, a unique number memory stored a unique number, a modulator / demodulator for modulating or demodulating a signal and a unique number and power, received RF signal An RF reader including an oscillator for converting to an IF signal, and a controller for controlling transmission and reception of signals and a unique number and an alarm; An antenna for transmitting and receiving RF signals, a rectifier for generating and supplying DC power by rectifying the received signal, a modulator / modulator for modulating or demodulating the signal, a unique number memory storing a unique number, and transmitting and receiving a signal and a unique number. An RF tag mounted to the portable as including a controller for controlling; The RF reader may be configured as an alarm that generates an alarm when a signal having the same unique number is not received again so that a predetermined time elapses after transmitting the RF radio wave from the RF tag.

The RF reader or the RF tag may include an ON / OFF switch for selecting whether to transmit or receive an RF signal.

1 is a perspective view of a portable loss prevention device (built-in type) according to the present invention,

1 is a perspective view showing another embodiment (exterior type) of the portable loss prevention device according to the present invention,

1 is a block diagram showing an RF reader and alarm of the portable article loss prevention device according to the present invention,

1 is a block diagram showing an RF tag of the portable article loss prevention device according to the present invention,

1 is a perspective view showing yet another embodiment of a portable loss prevention device according to the present invention.

<Explanation of symbols for each major part of drawing>

1: cell phone 2: wallet

3: battery opening

10: RF reader 11: antenna

12: unique number memory 13: modulator / demodulator

14: oscillator 15: controller

16: ON / OFF switch

20: RF tag 21: antenna

22: rectifier 23: transformer / demodulator

24: unique number memory 25: controller

26: ON / OFF switch

30: alarm

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

1 is a perspective view showing a portable loss preventing device (built-in type) according to the present invention, Figure 1 is a perspective view showing another embodiment (external type) of the portable loss preventing device according to the present invention, Figure 1 is a portable loss according to the present invention Figure 1 is a block diagram showing the RF reader and the alarm of the protector, Figure 1 is a block diagram showing the RF tag of the loss prevention device according to the present invention, Figure 1 is a perspective view showing another embodiment of the loss prevention device according to the present invention to be.

As shown, the loss prevention of the portable device according to the present invention is an antenna 11 for transmitting and receiving an RF signal, a unique number memory 12 stored a unique number, a modulator / demodulator for modulating or demodulating a signal and a unique number and power ( 13), an RF reader 10 including an oscillator 14 for converting a received RF signal into an IF signal, and a controller 15 for controlling transmission and reception of a signal and a unique number and an alarm; An antenna 21 for transmitting and receiving RF signals, a rectifier 22 for generating and supplying DC power by rectifying the received signal, a modulator / demodulator 23 for modulating or demodulating the signal, and a unique number memory having a unique number stored therein ( 24) and an RF tag 20 mounted on the portable device including a controller 25 for controlling the transmission and reception of signals and a unique number; And the RF reader 10 is composed of an alarm 30 for generating an alarm if a signal of the same unique number is not received again so that a predetermined time elapses after transmitting the RF radio wave from the RF tag 20.

The RF reader 10 or the RF tag 20 includes an ON / OFF switch 16 for selecting whether to transmit or receive an RF signal.

In general, a technology widely used for a non-contact IC card, etc., there is an RF (Radio Frequency) reader and an RF tag. In this case, the RF reader transmits a radio signal and the RF tag is used as its own power source by using a high frequency signal received from the RF reader. While transmitting the data according to the request of the RF reader, the RF reader monitors the signal received from the RF tag.

RF reader 10 of the portable article loss prevention device according to the present invention using the above technology is portable in the form of a key ring and can be supplied with power by a small battery or other separate power supply device built in the battery opening and closing (3), A coil-shaped antenna 11, an RF modulator / demodulator 13, a controller 15, an RF oscillator 14, a unique number memory 12, and an alarm 30 are provided. In addition, an ON / OFF switch 16 for selecting whether to transmit or receive an RF signal may be additionally installed.

First, the coil antenna 11 is installed to transmit and receive an RF (Radio Frequency) signal, and the RF modulator / demodulator 13 demodulates a signal received from the coil antenna 11 and the controller 15. It is connected to the antenna 11 for transmitting to the antenna 11 in the form of a coil modulated by the signal received from the controller 15.

The RF oscillator 14 is connected to the RF modulator / demodulator 13 to convert a signal received from the coil-shaped antenna 11 into an intermediate frequency (IF) signal.

The controller 15 is connected to transmit and receive signals with the RF modulator / demodulator 13, and the unique number memory 12 stores a unique number and the RF modulator / demodulator 13 and the controller 15 Is connected to.

The RF tag 20 may not generate a separate power supply device, but may generate power for driving an internal circuit from the RF signal transmitted from the RF reader 10, and coil-type antenna 21 and RF. A rectifier 22, an RF modulator / demodulator 23, a controller 25, and a unique number memory 24 are provided.

Coil-shaped antenna 21 is installed to transmit and receive RF (Radio Frequency) signal, RF rectifier 22 rectifies the signal received from the coil-shaped antenna 21 to generate a DC power supply controller 25 Is connected to the antenna 21 for supply.

The RF demodulator / demodulator 23 demodulates the signal received from the coil-shaped antenna 21 to the controller 25 and modulates the signal received from the controller 25 to the coil-shaped antenna 21. It is connected to the antenna 21 for this purpose.

The controller 25 is connected to transmit and receive signals with the RF modulator / demodulator 23, and the unique number memory 24 is stored with a unique number and is connected to the controller 25.

The alarm 30 receives an output of the controller 15 when a signal having the same unique number is not received again so that a predetermined time elapses after the RF reader 10 transmits an RF wave from the RF tag 20. It is connected to the controller 15 to generate the.

The distance that the RF reader 10 can transmit and receive the RF radio wave from the RF tag 20 can be determined by the voltage formed by the RF antenna 11, 21 and the RF rectifier 22, the distance is 1 ~ 2 m is preferable.

The RF tag 20 is installed in a mobile phone (1), a wallet (2) or a portable device such as a bag, as shown in Figure 1 is a built-in type installed in advance in the manufacture of the portable as shown in Figure 2 and 5 As described above, it may be manufactured in an external type of attaching to the outside, and as another embodiment, the RF reader 10 may be installed in the portable device instead of the RF tag 20. In this case, the mobile phone 1 is turned on. By turning on / off, it can play the role of ON / OFF switch to select whether to transmit / receive RF signal.

Loss prevention device of the present invention configured as described above acts as follows.

First, if you carry with you a portable device such as a cell phone attached to the RF tag 20 and a key ring type RF reader 10, the RF reader 10 periodically transmits a signal of a unique number to the RF tag 20 In response to this, a signal transmitted from the RF tag 20 is received to check whether the unique numbers match.

In detail, the controller 15 of the RF reader 10 receives the unique number from the unique number memory 12 at a predetermined time and outputs the unique number to the RF modulator / demodulator 13 and the RF tag through the coil-shaped antenna 11. It is transmitted to the device 20.

At this time, the RF tag 20 receives the signal of the unique number transmitted from the RF reader 10 by the coil-type antenna 21 to rectify in the RF rectifier 22 to generate a DC power source and the controller 25 and the like. In this case, the received signal is demodulated by the RF demodulator 23 and transmitted to the controller 25.

Then, the controller 25 compares the unique number stored in the unique number memory 24 with the signal of the unique number transmitted from the RF reader 10 and matches the unique number in the unique number memory 24. It receives the number and outputs it to the RF modulator / demodulator 23, and the RF modulator / demodulator 23 sends the RF signal of the unique number to the RF reader 10 through the coil 21 antenna 21 through a modulation process. Done.

However, when the unique number of the signal transmitted from the RF reader 10 does not match the unique number stored in the unique number memory 24, no signal is output.

After a certain time has elapsed, the controller 15 of the RF reader 10 checks a signal from the RF tag 20 through the coil type antenna 11 and the RF modulator / demodulator 13 and receives the received signal. If the unique number of the signal coincides with the unique number of the transmitted signal, the process is terminated and the unique number signal is periodically transmitted again.

However, the controller 15 operates the alarm 30 when no signal is received from the RF tag 20 or the unique number of the received signal does not match the unique number of the transmitted signal, and the user hears an alarm. By detecting the loss of mobile devices such as mobile phones and wallets, it is possible to take appropriate measures.

Therefore, the RF tag 20 for transmitting and receiving the RF signal is mounted on a variety of portable devices such as a mobile phone (1) built-in or external type and the RF reader 10 separately transmitting and receiving the RF signal while transmitting the RF signal of the unique number The RF signal of the same unique number transmitted again from the tagging machine 20 is continuously detected at regular intervals.

And when the signal of the unique number from the RF tag 20 is blocked or receives a signal with a different unique number to generate a warning sound, if the portable device deviates from a certain distance from the user's body immediately generates a warning sound to inform the user Psychological anxiety caused by the loss of portable devices will be solved and unnecessary economic losses due to repurchase will be prevented.

The loss prevention device of the present invention configured as described above is equipped with an RF tag that transmits and receives an RF signal to various portable devices such as a mobile phone, and transmits an RF signal of a unique number in a separate RF reader while transmitting the same RF signal from the RF tag. It continuously detects the RF signal and generates a warning sound when the reception is blocked.When the portable device deviates from a certain distance from the user's body, a warning sound is generated immediately and the user is notified. It has a useful effect to prevent unnecessary economic loss.

Although the present invention has been described in detail only with respect to the described embodiments, it will be apparent to those skilled in the art that various changes or modifications can be made within the spirit and scope of the present invention. It would have to fall under the scope of a model registration claim.

Claims (2)

An antenna 11 for transmitting and receiving an RF signal, a unique number memory 12 for storing a unique number, a modulator / demodulator 13 for modulating or demodulating a signal and a unique number and power, and converting a received RF signal into an IF signal. An RF reader 10 including an oscillator 14 and a controller 15 for controlling the transmission and reception of signals and a unique number and an alarm; An antenna 21 for transmitting and receiving RF signals, a rectifier 22 for generating and supplying DC power by rectifying the received signal, a modulator / demodulator 23 for modulating or demodulating the signal, and a unique number memory having a unique number stored therein ( 24) and an RF tag 20 mounted on the portable device including a controller 25 for controlling the transmission and reception of signals and a unique number; And The RF reader 10 is a portable article, characterized in that consisting of an alarm 30 for generating an alarm if a signal of the same unique number is not received again after a predetermined time elapses after transmitting the RF radio wave from the RF tag 20 Loss prevention. The anti-lost device according to claim 1, wherein the RF reader (10) or the RF tag (20) includes an ON / OFF switch (16) for selecting whether to transmit or receive an RF signal.