KR100322487B1 - Home guard system - Google Patents

Abstract

The present invention relates to a home guard system in which a home guard system for alerting external intruders in advance in a general home or other public buildings, and easily alerts and releases a contact guard card that notifies an emergency situation by a contactless card.

The present invention provides a radio frequency card, which is enabled by reception of a system frequency at the time of non-contact and transmits a predetermined data format as a radio frequency signal to alert / release the system; A sensor unit which is separated from the system and detects the presence or absence of an external intruder entering the room from the outside and wirelessly transmits the detected signal; Receiving and analyzing the radio frequency signal transmitted from the radio frequency card or the sensor unit to determine the external intrusion detection signal or the alert / release signal, and outputs the emergency call notification signal and the system alert / release operation signal according to the determined state A controller; It is characterized by consisting of an emergency contact unit for printing the emergency call, the voice alarm and the emergency state by receiving the signal controlled by the control unit.

Description

Home Guard System {HOME GUARD SYSTEM}

The present invention relates to a home guard system. More specifically, a home guard system for alerting external intruders in advance in general homes or other public buildings, and in case of intrusion, can be easily alerted and released with a contactless card. So it relates to one home guard system.

In general, home guard systems (also known as home security devices) are installed in ordinary homes or other public buildings, or in places requiring special security or safety, to prevent internal intrusion from outside intruders, thereby preventing the intrusion of life and property. This is a device to protect.

Therefore, the home guard system installs the main control device indoors and installs a non-contact sensor (infrared sensor) or a contact sensor (contact switch) in the front door, window, etc., which are places where external intruders can easily enter. .

Therefore, if an intruder intrudes from the outside to the point where the sensor is installed, the sensors operate and transmit a signal to the main controller by wire.

The central processing unit (cpu) in the main control unit that receives the sensor signal determines and controls the received signal by a predetermined algorithm. At this time, if it is determined that it is an external intruder, the central processing unit sets a predetermined emergency contact network sequence. According to the emergency call signal is output sequentially to warn that an external intruder has entered, or to activate the alarm itself to alert the emergency situation.

As such, the home guard system, which warns against external intruders and prevents intrusion, is normally operated when entering, entering or exiting the home guard system, wherein the operation (boundary) and release (disengagement) of the home guard system are performed by the user. Manual operation

Therefore, when an external intruder intrudes through a path, the intruder can easily release the home guard system, and the home guard system has a problem that it cannot function properly. Has the problem of becoming useless.

Accordingly, an object of the present invention is to enable the outside intruder through any path by operating the boundary and release of the home guard system that protects people and property by protecting external intruders in homes or public buildings with RF-CARD. The intention is to prevent the home guard system from being easily alerted and released even if invading, so that the home guard system can fully function.

1 is a block diagram of a home guard system in accordance with the present invention.

2 is a detailed detailed block diagram of a home guard system in accordance with the present invention.

In order to realize the above object, the present invention provides a radio frequency card for transmitting a predetermined encryption signal as a radio frequency signal, which is arbitrarily set to border / release the system in a non-contact; A sensor unit which is separated from the system and detects the presence or absence of an external intruder entering the room from the outside and wirelessly transmits the detected signal; Receiving the radio frequency signal transmitted from the radio frequency card or the sensor unit and determining the application of the external intrusion detection signal or the alert / release signal by a predetermined algorithm, the emergency call notification signal and the system alert / release operation signal according to the determined state A control unit for controlling and outputting the control unit; Receive the signal controlled and controlled by the control unit is configured as an emergency contact unit for printing the emergency call, voice alarm and emergency status.

Therefore, according to the present invention, the home guard system operates as a non-contact radio frequency card at the time of alert to alert the outside intruder through the sensor, and detects an external intruder through the sensor, according to the preset algorithm, emergency call notification, intrusion emergency alarm and By printing the intrusion situation, and then release the boundary with a contactless radio frequency card also when the system boundary release, it is not possible to easily boundary / release except the user using the system, so that the function of the system is fully It will be able to exercise.

Hereinafter, described in detail with reference to the accompanying drawings a preferred embodiment of the present invention.

Serial Number card number Registration Number Date / time Spare Spare Spare Spare Header Detection Information Power status Device number Production number In the above, the header indicates the start of the signal, the detection information indicates the current detection state information, the power state indicates the power state supplied to the sensor, and the device number indicates the installation position at the time of installation. The production number is for avoiding the collision between the same number of the device. The control unit 30 includes a battery BAT for compensating the voltage during power failure and a power monitoring unit 31 for monitoring the entire driving voltage supply state; A radio frequency card detector (32) for detecting radio frequency signals input from the radio frequency card (10) in a non-contact manner; The operational amplifier 33-1 which receives the radio frequency signal transmitted from the sensor unit 20, and the operational amplifier which transmits the received radio frequency signal in both directions from the radio frequency receiver 33-1 (OP-AMP1). A sensor receiver 33 comprising a bi-directional transmission / reception line composed of OP-AMP2; Receives input signals from the power monitoring unit 31, the radio frequency card detection unit 32, and the sensor receiving unit 33, respectively, and controls the operation of the battery low voltage, the external intrusion detection signal, or the boundary / release signal while controlling the operation with a predetermined algorithm. A central processing unit 34 outputting a battery exchange signal, an intrusion emergency notification signal, and a system boundary / release operation signal according to the determined state; And a display unit 35 which receives a signal controlled by the central processing unit 34 and displays a corresponding operation state. The radio frequency card detection unit 32 has a frequency of 125 kHz (FSK) for frequency space keying (FSK) / PSK (Pulse Space Keying) method to generate continuously so that the radio frequency card 10 can receive the operating power.

The display unit 35 is installed in a boundary lamp (ARM) indicating a current boundary state, a release lamp (DISARM) indicating a boundary state is released, a window, a front door and other places requiring a boundary to monitor external intruders. Sensor lamps Sen1-Sen6 indicating the status of the sensors 22 present, and voltage lamps Low1-Low6 indicating the low-voltage status indication of the sensors 22 and their battery replacement time are configured. 40 is an emergency telephone 41 for notifying emergency contacts of emergency contacts in accordance with a signal output from the control unit 30, a voice alarm 42 for alerting an emergency state by voice, and a printer 43 for displaying an emergency state in text. In addition, the guard system is provided with an input switch PB1 for setting a menu according to the function of the controller 30.

The present invention constituted as described above is installed in the appropriate place in the control unit 30, and then emergency call to tell the control unit 30 in case of emergency emergency call, alarm and situation

41, the voice alarm 42, the printer 43 is connected, invade the sensors 22 of the sensor unit 20 which is separated from the control unit 30 and transmits a predetermined radio frequency signal upon detection of an external intruder. It is distributed in this easy place.

In this state, the user presses the input switch PB1 for a predetermined time (1 minute) so that the system performs the normal boundary / release function, and the radio frequency is set in the system setting registration mode. The card 10 is registered and the sensor 22 is registered and set. The registration setting of the radio frequency card 10 is performed when the radio frequency card 10 is brought close to the controller 30. Receives the frequency output from the radio frequency card detector 32, converts it into a voltage, and then uses it as an operating power source to form an internal semiconductor chip in an enabled state, at this time using an external recording device The data format shown in Table 1 recorded on the peninsula chip in 10) is transmitted to the controller 30, and a registration procedure between the controller 30 and the radio frequency card 10 is performed.

In addition, the registration setting of the sensors 22 sequentially checks the sensor lamps Sen1-Sen6 of the display unit 35 while pressing the input switch PB1 for the predetermined time (1 minute). (Sen1-Sen6) The operation menu is set, and the voltage lamp Low1-Low6 is set to operate when a predetermined predetermined low voltage is applied to the operation voltage. The radio frequency card 10 as described above. After completing the registration of the sensor 22 and the sensor 22, the input switch PB1 is pressed for a predetermined short time to set the boundary / release standby mode of the system to set the boundary of the system using the registered radio frequency card 10. And release. The input switch PB1 is set in the state in which the operation of the radio frequency card 10 and the sensor unit 20 is set in the central processing unit 34 of the control unit 30 as described above. Set schedule Press to set the radio frequency card 10 recognition mode, and then bring the radio frequency card 10 into contact with the radio frequency card detector 32 of the controller 30. Then, the radio frequency card 10 detects the radio frequency card detector 32. Receive the frequency output by the FSK / PSK method to enter the enable state and transmits the data format, the data information is set as shown in Table 1, which is set in the internal semiconductor chip through the internal coil antenna. At this time, the radio frequency card detection unit 32 of the control unit 30 extracts the received data format and inputs it to the central processing unit 34. The central processing unit 34 analyzes the information contained in the currently input data format. It is determined whether the information is about the radio frequency card 10 registered to the user. The information about the radio frequency card 10 registered to the above. If it is determined that the current system state is in a boundary state or in a release state, it is determined to be in a release state by the flip-flop method. Therefore, when the system is in the off state, the central processing unit 34 of the control unit 30 turns on the boundary lamp ARM through the display unit 35 while operating in the boundary state immediately. It is to indicate that the current alert operation, and then the central processing unit for the signal for the voltage monitored through the detection signal for the external intrusion from the sensor 22 of the sensor unit 20 and the voltage monitoring unit 21 Through 23, the control unit 30 transmits the predetermined radio frequency data to the control unit 30.

Subsequently, the control unit 30 receives the signal transmitted from the sensor unit 20 through the sensor receiving unit 33, and the central processing unit 34 determines and controls the signal input from the sensor receiving unit 33. In this case, when no external intrusion is detected or the voltage of the sensor 22 is not low voltage, no signal is output. However, when the external intrusion or the voltage of the sensor 22 is determined to be low voltage, the external intrusion signal is first determined. In the case of the central processing unit 34 outputs a control signal to the emergency contact unit 40 to inform the contact that the external intrusion is generated through the emergency telephone 41, the voice alarm 42 to control the external It alerts to the outside that there is an intruder, and prints the intrusion situation to the printer 43.

However, when the voltage of the sensor 22 is a low voltage, the low voltage state, that is, battery replacement, is displayed on the corresponding sensor 22 through the display unit 35.

In addition, when the system is in the boundary operation, the central processing unit 34 of the control unit 30 stops the boundary operation and immediately switches to the release operation to ignore the signal received from the sensors 22 and the display unit 35. By activating the DISARM (DISARM) through a) to inform the user that the current boundary has been released. In addition, the data of the currently input radio frequency card 10 analyzed by the central processing unit 34 of the controller 30 If it is determined that the information is not registered, it keeps the boundary and judges that it is an external intruder and outputs a control signal to the emergency contact unit 40 to notify the contact that an external invasion occurs through the emergency telephone 41, The voice alarm 42 is controlled to alert the outside that there is an external invader, and prints the intrusion situation by the printer 43.

As described above, the present invention allows the home guard system to be simply alerted / released by the radio frequency card when the user is not in contact with the user. Even if an external intruder is invaded, the boundary cannot be easily released, so that the boundary can be provided more thoroughly.

Claims (3)

(Corrected) a radio frequency card which is enabled by reception of system frequency at the time of non-contact and transmits a predetermined data format as radio frequency signal which is arbitrarily set to alert / release the system; A sensor unit which is separated from the system and detects the presence or absence of an external intruder entering the room from the outside and wirelessly transmits the detected signal; Receiving and analyzing the radio frequency signal transmitted from the radio frequency card or the sensor unit to determine the external intrusion detection signal or the alert / release signal, and outputs the emergency call notification signal and the system alert / release operation signal according to the determined state A controller; A home guard system, characterized in that configured as an emergency contact unit for printing the emergency call, voice alarm and emergency state in response to the signal output from the control unit. (Correction) The method of claim 1, wherein the sensor unit and a battery for supplying a separate self-driving voltage; A voltage monitoring unit for monitoring a voltage state of the battery; A sensor for detecting the invasion of external intruders while transmitting and receiving infrared rays; And a central processing unit configured to receive a signal for a current voltage state from the voltage monitoring unit and an intrusion detection signal from the sensor, respectively, and transmit a controlled radio frequency by a predetermined algorithm. system. (Correction) The apparatus according to claim 1, wherein the control unit comprises: a battery for compensating the voltage during power failure and a power monitoring unit for monitoring the entire driving voltage supply state; A radio frequency card detector which continuously transmits a frequency of a predetermined band set during a system operation in a predetermined manner, and detects a radio frequency data format input from the radio frequency card in a non-contact manner; A sensor receiver comprising a radio frequency receiver configured to receive radio frequency signals transmitted from the sensor unit, and an operational amplifier configured to transmit radio frequency signals received by the radio frequency receiver in both directions; Receives input signals from the power monitoring unit, the radio frequency card detection unit, and the sensor receiving unit, respectively, and controls the operation according to a predetermined algorithm while determining whether the battery low voltage, the external intrusion detection signal or the boundary / release signal is applied, and the battery replacement signal according to the determined state A central processing unit for outputting an intrusion emergency notification signal and a system boundary / release operation signal; And a display unit configured to receive a signal controlled and output from the central processing unit and display an operation state corresponding thereto.