KR20110072341A - Loss prevention device - Google Patents

Abstract

PURPOSE: A missing prevention device is provided to recognize the direction of the positioning of the anti-loss object. CONSTITUTION: A loss prevention part(10) is combined in the anti-loss object. A remote controlling part(20) executes the wireless telecommunication with the loss prevention part. The remote controlling part executes the remote control of the loss prevention part. The loss prevention part comprises the sensor unit. When the position movement is generated in over the predetermined region for the anti-loss object, the loss prevention part transmits the displacement information and alarm signal of the anti-loss object to the remote controlling part.

Description

Loss Prevention Device {LOSS PREVENTION DEVICE}

The present invention relates to an anti-lost device, and more particularly, an anti-lost device that can easily prevent theft of an anti-lost object by grasping the direction of movement of the anti-lost object as well as the security of the anti-lost object using an acceleration sensor. It is about.

In recent years, due to the economic burden due to high oil prices and the rapid increase of vehicles, the pollution-free and economical means of transportation are recommended due to the congestion of road traffic and the environmental pollution caused by the exhaust gas emitted from the vehicle.

In accordance with this trend, electric bicycles that provide driving power by attaching a motor as well as a general bicycle are emerging.

Here, since the electric bicycle is considerably more expensive than the existing bicycle, but the risk of theft is very large compared to the vehicle, it may be considered that a countermeasure for this is required.

In addition to the above-described electric bicycle, there is a need for a loss prevention device that can be applied to relatively expensive items such as a car that is at risk of loss, a laptop, a portable terminal, etc., in which a loss occurs frequently.

The anti-lost device according to the related art includes a separate wireless receiver paired with the wireless transmitter and the wireless transmitter so that a warning sound is generated from the wireless transmitter or the wireless receiver when the wireless transmitter and the wireless receiver are separated by a predetermined distance or more. Consists of.

However, the loss prevention apparatus according to the related art is a situation in which a loss does not occur by determining whether a loss has occurred based on the detection of a distance between a loss prevention target combined with a wireless transmitter and a separate wireless receiver (a loss prevention target by a user). And simple separation from the wireless receiver), there was an inconvenience in using the alarm ring.

In addition, the loss prevention apparatus according to the related art is implemented in a manner of recognizing the loss to the user by simply sending an alarm when a displacement occurs in the loss prevention object, and has a very limited function for tracking the loss prevention object. It was.

Of course, a product that tracks the location of a loss prevention target from satellite signals by embedding a GPS engine in a wireless transmission and receiver has been produced, but when it is located where it cannot receive signals from satellites, the error range is dramatically increased. There were limitations to the implementation.

In addition, the location tracking device using a GPS engine has a problem that the product price is too high, it is difficult to be installed in the expensive goods, such as some luxury cars, to be used publicly.

The present invention was created to solve the above problems, and an object of the present invention is to identify the direction of the location of the loss prevention object as well as the security of the loss prevention object by using an acceleration sensor to prevent theft of the loss prevention object. It is to provide a loss prevention device that can easily prevent the.

Still another object of the present invention is to provide a loss prevention device that realizes location tracking in near and far distances without applying a GPS engine by applying various wireless communication means to a loss prevention unit and a remote control unit. .

Still another object of the present invention is to provide a loss prevention apparatus which can simplify the configuration of a product and reduce the production cost.

The object is, according to the present invention, the loss prevention unit coupled to the loss prevention object; And a remote control unit configured to perform wireless communication with the loss prevention unit to perform remote control of the loss prevention unit. The loss prevention unit includes a sensor unit, and when a predetermined or more position movement of the loss prevention target is detected, It can be achieved by the loss prevention device is provided to send the displacement information and the alarm signal of the loss prevention target to the remote control unit.

Here, the loss prevention unit, a power supply for supplying power; A sensor unit configured to detect location information of the anti-lost object; A first display unit for recognizing an operating state or a charging state of the loss prevention unit; First wireless communication means for implementing wireless communication with the remote control unit; An input signal processor configured to receive a control signal of an anti-lost device input from a user; A first control unit which receives the position information of the anti-lost object from the sensor unit and calculates the displacement of the anti-lost object; And a warning unit which is operated when a displacement greater than or equal to a preset range is measured from the first control unit to the loss prevention target.

Here, the first display unit may be provided as a liquid crystal screen or one or more LED lamps to display the operating state or the charging state of the loss prevention unit.

In addition, the sensor unit may be provided as an acceleration sensor for detecting the position signals of the x-axis, y-axis and z-axis of the anti-lost object.

Here, the first wireless communication means and the first control unit may be mutually implemented in a universal asynchronous receiver transmitter (UART) or serial (serial) method.

The first control unit may further include: a conversion unit for converting the analog location information signal of the loss prevention target inputted from the sensor unit into a digital signal; A storage unit for storing the digital signal converted by the conversion unit; And a processor configured to calculate the location information signal of the loss prevention target converted into the digital signal.

On the other hand, the remote control unit, the second display unit for recognizing the operating state or the charging state of the remote control unit; Second wireless communication means for implementing wireless communication with the loss prevention unit; An input unit provided with one or more key buttons to receive a control signal for driving the loss preventing device or the loss preventing device; A second controller configured to receive position information of the loss prevention target calculated from the first controller; And a notification unit for recognizing a user when a displacement greater than a preset range is measured from the first controller to the loss prevention target.

Here, the second display unit may be provided as a liquid crystal screen or one or more LED lamps to display the operating state or the charging state of the remote control unit.

In addition, the second wireless communication unit and the second control unit may be mutually implemented in a universal asynchronous receiver transmitter (UART) or serial (serial) method.

Meanwhile, the first wireless communication means and the second wireless communication means communicate with each other by any one of ZigBee, Bluetooth, Radio-Frequency IDentification (RFID), Infrared Data Association (IrDA), or UWB (Ultrawideband). This can be implemented.

According to the present invention, it is possible to easily prevent theft of an anti-lost object by grasping the direction of the position movement of the anti-lost object as well as the security of the anti-lost object using the acceleration sensor.

In addition, by applying various wireless communication means to the loss prevention unit and the remote control unit, the location tracking can be implemented in the near and far distances without the need to install a GPS engine.

In addition, the configuration of the product can be simplified to reduce the production cost.

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

Prior to this, terms used in the present specification and claims should not be construed in a dictionary meaning, and the inventors may properly define the concept of terms in order to explain their invention in the best way. It should be construed as meaning and concept consistent with the technical spirit of the present invention.

Therefore, the embodiments shown in the present specification and the drawings are only exemplary embodiments of the present invention, and not all of the technical ideas of the present invention are presented. Therefore, various equivalents It should be understood that water and variations may exist.

1 is a block diagram of a loss prevention apparatus according to the present invention.

1, the loss prevention apparatus according to the present invention, and the loss prevention unit 10 coupled to the loss prevention object; And a remote control unit 20 for performing remote communication with the loss prevention unit 10 to perform remote control of the loss prevention unit 10. The loss prevention unit 10 includes a sensor unit 15. Including, when the movement of the preset position of the anti-lost object is detected, the remote control unit 20 may be provided to transmit the displacement information and the alarm signal of the anti-lost object.

Here, the loss prevention unit 10, as shown in Figure 1, the power supply for supplying power (11); A sensor unit 15 for detecting location information of the loss prevention target; A first display unit 14 for recognizing an operating state or a charging state of the loss prevention unit 10 to the user; First wireless communication means (16) for implementing wireless communication with the remote control unit (20); An input signal processor 18 for receiving a control signal of an anti-lost device input from a user; A first control unit 12 which receives position information of the anti-lost object from the sensor unit 15 and calculates displacement of the anti-lost object; And a warning unit 19 that is activated when a displacement of more than a preset range is measured from the first control unit 12 to the loss prevention object.

Here, the power supply unit 11 is a component for supplying power to the loss prevention unit 10, preferably, may be provided as a rechargeable battery, so that charge and discharge can be easily implemented by configuring a charging terminal It may be configured.

In addition, the first display unit 14 may be provided as a liquid crystal screen or one or more LED lamps to display the operating state or the charging state of the loss prevention unit 10.

That is, the user may recognize state information, such as whether the loss prevention unit 10 is active or inactive, or whether the loss prevention device is fully buffered through the first display unit 14.

In addition, the sensor unit 15 may be provided as an acceleration sensor for detecting a position signal of the x-axis, y-axis and z-axis of the anti-lost object.

That is, when the loss prevention device is set to the active state, the sensor unit 15 calculates a current coordinate as 0 and sets it as the origin, and sets the position signal according to the displacement of the loss prevention target to the first control unit 12. To be sent.

Subsequently, the first controller 12 converts an algorithm for converting the digital signal stored in the storage unit 12b and calculating the displacement direction and the movement distance of the loss prevention target by the conversion unit 12a to be described later. Perform the operation.

Here, the algorithm calculates the movement speed of the loss prevention target by firstly integrating coordinate values of the x-axis, y-axis, and z-axis of the sensor unit 15, and calculates the movement distance by second-integrating the value again. It is configured to.

In addition, the first control unit 12 calculates the movement distance by repeating the above-described process when a displacement of the loss prevention target is generated by using the algorithm as the origin again after a predetermined time elapses.

When the movement distance of the anti-lost object calculated in this way is calculated to be greater than or equal to a preset displacement allowance distance, the first control unit 12 transmits an abnormal signal to the remote control unit 20 through the first wireless communication unit 16. At the same time by operating the warning unit 19 is to inform that the loss prevention object has been displaced more than the allowable value.

In addition, it is possible to calculate the vector value by the coordinate values of the x-axis, y-axis and z-axis through the above calculation, it is also possible to measure the displacement direction of the loss prevention target, the information of the displacement direction will be described later remote control unit 20 Can be used as information to track the location of the loss prevention target.

Here, the first wireless communication unit 16 and the first control unit 12 may be mutually implemented in the loss prevention unit 10 in a universal asynchronous receiver transmitter (UART) or serial (serial) manner.

In addition, the first control unit 12 includes: a conversion unit 12a for converting the loss-of-lost analog position information signal input from the sensor unit 15 into a digital signal; A storage unit 12b for storing the digital signal converted by the conversion unit 12a; And a processor 12c for calculating the location information signal of the loss prevention target converted into the digital signal.

That is, the conversion unit 12a converts the analog signal input from the sensor unit 15 into a digital signal, the converted digital signal is stored in the storage unit 12b, and the stored digital signal is stored in the processor 12c. ) Can be calculated by the algorithm described above to detect the displacement of the object to be lost.

Here, the processor 12c may be provided to detect a displacement of the loss prevention target by calculating a digital signal stored in the storage unit 12b in real time, and by calculating the digital signal at a predetermined time interval, It may be arranged to detect a displacement.

On the other hand, the remote control unit 20, the second display unit 24 for recognizing the operating state or charging state of the remote control unit 20 and the user; Second wireless communication means (26) for implementing wireless communication with the loss prevention part (10); An input unit 28 provided with at least one key button for receiving a control signal for driving the loss preventing device or the loss preventing device; A second control unit 22 which receives the position information of the loss prevention target calculated from the first control unit 12; And a notification unit 29 for recognizing a user when a displacement greater than or equal to a preset range is measured from the first control unit 12 to the loss prevention target.

In addition, the second display unit 24 may be provided as a liquid crystal screen or one or more LED lamps to display the operating state or the charging state of the remote control unit 20.

That is, the user may recognize state information, such as whether the loss prevention unit 10 or the remote control unit 20 is activated or inactive, or whether the loss prevention device is fully buffered through the second display unit 24.

In addition, the input unit 28 is a component that is provided by one or more key buttons changed the user's input, the control signal by the key input to the input unit 28 is the second control unit, the second wireless communication means 26 And it may be sent to the loss prevention unit 10 through the first wireless communication means (16).

Here, the control signal input by the user is transmitted to the input signal processing unit 18 of the loss prevention unit 10, the input signal processing unit 18 to inform the input of the control signal to the first control unit 12 By transmitting a), the remote control for the loss prevention unit 10 can be implemented.

In addition, as shown in FIG. 1, the second wireless communication unit 26 and the second control unit 22 communicate with each other in the remote control unit 20 in a universal asynchronous receiver transmitter (UART) or serial (serial) manner. Can be implemented.

Meanwhile, the first wireless communication means 16 and the second wireless communication means 26 may be any one of ZigBee, Bluetooth, or Radio-Frequency IDentification (RFID), Infrared Data Association (IrDA), or UWB (Ultrawideband). Intercommunication may be implemented as a communication scheme of.

Here, ZigBee means a low-power wireless short-range standard communication technology, and has a low cost, very low power consumption, small size and small program, and can be used as a general battery for more than one year.

In addition, the transmission speed of the ZigBee is up to 250 Kbps in the 2.4GHz band, a maximum of 65,536 nodes can be attached to the network, and is a communication technology that is compatible with Star, Cluster Tree and Mesh networks.

In addition, the Bluetooth refers to a standard short-range wireless communication technology for low-cost, two-way short-range communication between portable devices such as mobile phones, PDAs, notebooks without complicated wires.

In addition, UWB (Ultrawideband) is a communication technology that guarantees a transmission distance of 10m to 1km while using a frequency band of 3.1 to 10.6 (㎓). The Federal Communications Commission (FCC), an agency, has attracted interest in opening up to the private sector last year.

The UWB is a wireless communication technology that can transmit at a speed of 100 ~ 500MB per second using several frequency bands, and transmits large amount of information perfectly, and the transmission distance is 10 times longer than 100m of general Bluetooth. It has the advantage of reaching 1km.

In addition, the RFID (Radio-Frequency IDentification) is a type of radio frequency (Radio Frequency), a radio communication system consisting of a tag (remote control unit) and a reader (lost prevention unit) to automatically recognize and process data.

The RFID has a merit that can be linked with various sensors by embedding a CPU in a tag or a reader, and in the case of an active tag, an independent wireless communication process is possible by a built-in battery.

In addition, the IrDA (Infrared Data Association) is a kind of wireless communication method using infrared communication, and the collected light rays in the infrared frequency spectrum measured in terahertz or trillion hertz are modulated with information to a receiver within a relatively short distance from the transmitter. A communication method that is sent and mutual communication is implemented.

As described above, the communication between the first wireless communication means 16 and the second wireless communication means 26 may be selectively implemented as necessary among the various methods, and in particular, the UWB has a communication range of wireless communication. It has a merit that it can be smoothly tracked to prevent loss.

Loss prevention device according to the invention, can be applied to not only electric bicycles, automobiles, but also other various objects, in particular, when applied to a car, the remote control of the car through the remote control unit 20, such as locking and unlocking, starting on and off Control functions may be added and implemented.

As described above, the anti-lost device according to the present invention can easily prevent theft of the anti-lost object by identifying the direction of movement of the anti-lost object as well as the security of the anti-lost object using the acceleration sensor. .

In addition, by applying various wireless communication means to the loss prevention unit and the remote control unit, the location tracking can be implemented in the near and far distances without the need for the installation of the GPS engine, simplifying the configuration of the product to reduce the production cost Can be.

As mentioned above, although the present invention has been described by way of limited embodiments and drawings, the technical idea of the present invention is not limited thereto, and a person having ordinary skill in the art to which the present invention pertains, Various modifications and variations may be made without departing from the scope of the appended claims.

Since the accompanying drawings are for understanding the technical spirit of the present invention together with the detailed description of the above-described invention, the present invention should not be construed as limited to the matters shown in the following drawings.

1 is a block diagram of a loss prevention apparatus according to the present invention.

* Description of the symbols for the main parts of the drawings *

10: loss prevention unit 11: power supply unit

12: first control unit 12a: conversion unit

12b: storage unit 12c: processor

14: first display unit 15: sensor unit

16: first wireless communication means 18: input signal processing unit

19: warning unit 20: remote control unit

22: second control unit 24: second display unit

26 second wireless communication means 28 input unit

29: notification unit

Claims (10)

Loss prevention unit coupled to the loss prevention object; And a remote control unit performing remote communication with the loss prevention unit to perform remote control of the loss prevention unit. The loss prevention unit includes a sensor unit, and when the movement of the preset position of the loss prevention target is detected, the loss prevention device, characterized in that for transmitting the displacement information and the alarm signal of the loss prevention target to the remote control unit. The method of claim 1, The loss prevention unit, A power supply unit for supplying power; A sensor unit configured to detect location information of the anti-lost object; A first display unit for recognizing an operating state or a charging state of the loss prevention unit; First wireless communication means for implementing wireless communication with the remote control unit; An input signal processor configured to receive a control signal of an anti-lost device input from a user; A first control unit which receives the position information of the anti-lost object from the sensor unit and calculates the displacement of the anti-lost object; And a warning unit which is operated when a displacement of more than a preset range is determined from the first control unit to the loss prevention object. The method of claim 2, The first display unit is an anti-lost device, characterized in that provided as a liquid crystal screen or one or more LED lamps to display the operating state or the charging state of the anti-lost portion. The method of claim 2, The sensor unit is characterized in that the loss prevention device is provided with an acceleration sensor for detecting the position signals of the x-axis, y-axis and z-axis of the anti-lost object. The method of claim 2, The first wireless communication means and the first control unit is a loss prevention device, characterized in that the mutual communication is implemented in a UART (Universal Asynchronous Receiver Transmitter) or a serial (Serial) method. The method of claim 2, The first control unit, A conversion unit for converting an analog location information signal of a loss prevention object input from the sensor unit into a digital signal; A storage unit for storing the digital signal converted by the conversion unit; And a processor configured to calculate a position information signal of the loss prevention target converted into the digital signal. The method of claim 2, The remote control unit, A second display unit for recognizing a user's operating state or charging state of the remote control unit; Second wireless communication means for implementing wireless communication with the loss prevention unit; An input unit provided with one or more key buttons to receive a control signal for driving the loss preventing device or the loss preventing device; A second controller configured to receive position information of the loss prevention target calculated from the first controller; And a notification unit for recognizing a user when a displacement equal to or greater than a preset range is measured by the first control unit to the loss prevention object. The method of claim 7, wherein And the second display unit is provided as a liquid crystal screen or one or more LED lamps to display an operating state or a charging state of the remote control unit. The method of claim 7, wherein The second wireless communication means and the second control unit is a loss prevention device, characterized in that mutual communication is implemented in a universal asynchronous receiver transmitter (UART) or serial (Serial) method. The method of claim 7, wherein The first wireless communication means and the second wireless communication means is a communication method of any one of ZigBee, Bluetooth (Bluetooth) or Radio-Frequency IDentification (RFID), Infrared Data Association (IrDA), or UWB (Ultrawideband). Loss prevention device, characterized in that.

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