JP2006065468A - Security interphone device - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To enhance security and safety by appropriately and quickly sounding an alarm for any security trouble occurring in or outside a dwelling unit without being affected by the external wall of the dwelling unit, etc. <P>SOLUTION: A master security machine 4 that receives trouble signals by radio from a security transmitter 3 located in the dwelling unit and a security receiver 6 that receives trouble signals by radio from a security transmitter 5 located outside the dwelling unit are connected to a cable L1 that connects a hallway slave machine 1 and a living-room master machine 2 to each other. In the event of a trouble in the dwelling unit, a living-room master machine sounds an alarm by the control of the master security machine that has detected the trouble, and a security alarm 7 capable of radio communication via the security receiver sounds an alarm by the control of the master security device. In the event of the security trouble outside the dwelling unit, the living-room master machine sounds an alarm by the control of the master security machine that has detected the trouble via the security receiver, and the security alarm 7 capable of radio communication sounds an alarm by the control of the master security machine. <P>COPYRIGHT: (C)2006,JPO&NCIPI

Description

  The present invention relates to a security intercom apparatus, and more particularly, to a security intercom apparatus capable of appropriately and promptly alarming a security abnormality occurring inside or outside a dwelling unit.

  Conventionally, when a call from a transmitter is notified by an interphone master unit and an interphone sub-master unit, for example, when a call is displayed, a call signal from the transmitter is transmitted wirelessly, that is, wirelessly, and this call signal is transmitted wirelessly. An intercom system received by a call unit is disclosed (see, for example, Patent Document 1).

Japanese Patent Laid-Open No. 2001-45159 (paragraph numbers 0011 to 0022, FIGS. 1 to 4)

  However, in the intercom system of the conventional example, since the calling signal from the transmitter is transmitted wirelessly, for example, if the person carrying the transmitter is outside the dwelling unit, the calling signal from the transmitter The radio wave attenuates due to the external wall of the dwelling unit and cannot be received by the wireless call unit installed in the dwelling unit. Therefore, the call display is also displayed on the interphone master unit and interphone sub-master unit. There was no fear.

  Moreover, even when a transmitter for detecting a security abnormality occurring outside a dwelling unit is applied as a transmitter having a wireless transmission function as in the conventional example, the security signal transmitted from this transmitter Radio waves are attenuated by the outer wall of the dwelling unit and cannot be received by the receiver installed in the dwelling unit. Therefore, proper and prompt alarm notification is not performed and crime prevention and safety are not possible. It was falling.

  The present invention has been made to solve the above-mentioned problems, and a security signal transmitted wirelessly from a transmitter is received by a receiving device in an environment inside or outside a dwelling unit where a security abnormality has occurred. By receiving and wire-connecting these receiving devices, security anomalies that occur inside or outside the dwelling unit can be alerted appropriately and quickly without being affected by the outer wall of the dwelling unit, etc., for crime prevention and safety It aims at providing the security intercom device which raised the.

  In order to achieve the above-described object, a security intercom apparatus according to the present invention includes an entrance cordless handset that is installed in a front door and has a camera, and the entrance cordless handset that is installed in a dwelling unit and is connected via a cable. And a living room base unit having a monitor for displaying the image captured in the above, and the security base unit capable of wireless communication with the security transmitter installed in the dwelling unit is set as the entrance unit and the room base unit. The security signal from the security transmitter, which is connected in the middle of the cable between them, generates a call signal for calling the room master in the call sending circuit, and sounds as an alarm sound from the room master.

  Further, the security intercom device of the present invention is an image of an entrance cordless device installed at the entrance having a camera and an entrance cordless device installed in a dwelling unit via a cable and imaged by the entrance cordless camera. And a security transmitter that can be wirelessly communicated with the security transmitter installed in the dwelling unit in the middle of the cable between the entrance slave unit and the room master unit. Connected, the call signal from the entrance slave unit generates a call signal to call the room master unit in the call sending circuit of the security master unit, and emits the ring tone from the room master unit as well as from the security transmitter. The security signal is generated by a call sending circuit to generate a call signal for calling the room master, and is sounded as an alarm sound from the room master.

  The security intercom apparatus of the present invention further includes a drawing circuit for drawing when a security signal is input to the security master unit, and displays a security screen generated by the drawing circuit when the alarm sound is sounded. Security display on the monitor.

  In addition, the security intercom device of the present invention connects a security receiver capable of wireless communication with a security transmitter installed outside a dwelling unit in the middle of the cable between the entrance slave unit and the security master unit. The security signal is received by the outdoor receiver circuit of the security receiver, generates a call signal for calling the parent room in the call sending circuit of the security parent machine, and sounds as an alarm sound from the parent room It is.

  In the security intercom apparatus of the present invention, the security transmitter is any one of a sensor camera and a sensor light camera, generates a security video signal imaged by any one of the cameras, and generates an alarm sound. Sometimes security video signals are security-displayed on the monitor of the parent unit.

  Also, the security intercom device of the present invention is configured to issue a warning by sound and / or light by an alarm signal generated by the security master unit when the alarm sound is sounded and transmitted through the outdoor transmission circuit of the security receiver. It is equipped with an alarm device.

  Further, in the security intercom apparatus of the present invention, during a call between the entrance cordless handset and the room base phone or during display of an image captured by the camera of the entrance cordless handset, the entrance phone and the room base phone are directly connected. The security master unit and the security receiver are each provided with a switching circuit for directly connecting between the security master unit and the security receiver except for being connected and during a call or display.

  In addition, the security intercom of the present invention includes a dwelling unit power supply circuit that supplies power necessary for operating the entrance cordless handset and the security receiver to the security master unit.

  The security intercom apparatus of the present invention includes a power supply circuit for the slave unit in the security receiver, and the entrance slave unit is supplied with power from the power supply circuit for the slave unit during standby, and from the home base unit during a call. Power supply.

  In the security intercom apparatus of the present invention, the security transmitter includes a transmission circuit capable of wireless communication with the security receiver, a solar battery, and a rechargeable battery.

  According to the security intercom device of the present invention, a security transmitter that detects a security anomaly in a dwelling unit in the middle of a cable that connects a wired connection between an entrance cordless unit installed in a front door and a living room main unit installed in a dwelling unit. By connecting the security master unit that receives the security signal from the wireless receiver and the security receiver that receives the security signal from the security transmitter that detects the security abnormality outside the dwelling unit, When a security abnormality occurs in a dwelling unit, an alarm notification, for example, an alarm sound or a security screen security display, can be performed by the control of the security master that detects the security abnormality. In addition to the security receiver, To alert notification at the security receiver and wireless communication capable alarm, for example, it is possible to perform sound and / or flashing lights of the warning sound. In addition, when a security abnormality occurs outside the dwelling unit, an alarm notification, such as an alarm sound or a security screen, is made in the living room base unit by controlling the security base unit that has detected the security abnormality through the security receiver. In addition to being able to display not only security display but also security video, alarm notification by an alarm device capable of wireless communication with the security receiver via the security receiver under the control of the security master unit, for example, An alarm sound and / or a flashing light can be performed. As a result, a security abnormality occurring inside or outside the dwelling unit can be alerted appropriately and quickly without being affected by the outer wall of the dwelling unit, and crime prevention and safety are improved.

  Further, according to the security intercom device of the present invention, the power supply necessary for operating the entrance slave unit and the security receiver is connected to the security parent connected on the cable for wired connection between the entrance slave unit and the living room master unit. The power supplied from the security master unit via the cable and the security receiver is the necessary power supply for standby, while it is directly connected via the cable. The power supplied from the room master unit becomes a necessary power source during a call. With this cable alone, no separate wiring for the power source is required, and the line can be saved.

  Furthermore, in the security intercom apparatus of the present invention, the security transmitter for monitoring / detecting a security abnormality that has occurred outside the dwelling unit has a self-power generation / charging function that charges a power source obtained by converting sunlight into energy. Therefore, it can operate based on a charged power supply without receiving power supply from other devices.

  DESCRIPTION OF EXEMPLARY EMBODIMENTS Hereinafter, exemplary embodiments to which a security intercom device of the invention is applied will be described with reference to the drawings.

  FIG. 1 is a system configuration diagram showing a security intercom apparatus according to an embodiment of the present invention.

  The security intercom apparatus shown in the system configuration diagram of FIG. 1 is installed at the entrance (dwelling unit entrance), and the entrance cordless handset 1 for a visitor to call a resident in the room and establish a call, and the dwelling unit A room for receiving a call from the entrance cordless handset 1 installed inside and connected by wire through the cable L1, and a resident who confirms the call responds to establish a call with the visitor. For monitoring / detecting the base unit 2 and security anomalies occurring in the dwelling unit, such as gas leaks and fires, and generating a security signal indicating the detected security anomaly In the middle of the cable L1 that connects the security transmitter (hereinafter referred to as a security transmitter in the dwelling unit) 3 to the entrance slave unit 1 and the living room master unit 2 by wire, here, the line of the cable L1 The security parent unit 4 connected (intervened) inside the dwelling unit and capable of wireless communication with the dwelling unit security transmitter 3 and the security anomaly occurring outside the dwelling unit, for example, preferably for the resident One of a sensor camera and a sensor light camera for monitoring / detecting the presence of a suspicious person such as a thief, generating a security signal indicating the detected security abnormality, and capturing a video indicating the security abnormality In the middle of the cable L1 that connects the camera, here, a security transmitter (hereinafter referred to as a dwelling unit security transmitter) 5 consisting of a sensor camera, and the front cordless handset 1 and the living room base unit 2, a cable here. Connected (intervened) outside the dwelling unit at the L1 track length, allowing wireless communication with the dwelling unit security transmitter 5 A security receiver 6 that is installed outside the dwelling unit and is capable of wireless communication with the security receiver 6, and that the security abnormality detected by the dwelling unit security transmitter 3 or the dwelling unit security transmitter 5 is sounded and / or Or it is comprised from the alarm device 7 for alerting | reporting alarm by light, for example, alerting | reporting by sounding of an alarm sound and / or blinking of light.

  In the system configuration diagram of FIG. 1, the entrance handset 1 includes a call button 100 for a visitor at the entrance to perform a call operation, an image of the visitor who performed the call operation, and an image of the surrounding environment of the entrance (monitoring). A camera (hereinafter referred to as a slave camera) 101 such as a CCD (Charge Coupled Devices), a CMOS (Complementary Metal Oxide Semiconductor), etc. for capturing images (including video) and a visitor (who performed a call operation) in the residence A microphone (hereinafter referred to as a slave unit microphone) 102 and a speaker (hereinafter referred to as a slave unit speaker) for inputting / outputting voice (sending voice and received voice) for establishing a call with a resident in the room. .) 103.

  The room master 2 emits a ringing sound indicating that there is a call from the entrance cordless handset 1 and also indicates a security abnormality detected by the dwelling unit security transmitter 3 or the dwelling unit security transmitter 5. For example, an image captured by a speaker (hereinafter referred to as a “base unit speaker”) 200 for sounding an alarm sound and a handset camera 101 of the entrance handset 1 is displayed (call display), and in-house security is provided. A security screen (to be described later) indicating a security abnormality detected by the transmitter 3 or the outdoor security transmitter 5 and a security video imaged by a camera 501 (to be described later) of the outdoor security transmitter are displayed (security display). LCD 201 (Liquid Crystal Display), organic EL (Electro Luminescence) monitor 201, etc. A resident who has confirmed that there is a response, and has a handset (handset) 202 that inputs and outputs voices (sending voice and incoming voice) for establishing a call with a visitor. The living room base unit 2 is connected to a commercial power supply (AC 100 V).

  The security master unit 4 includes a warning setting / cancellation button 400 for setting / canceling a monitoring state that enables or disables the operation of the dwelling unit security transmitter 3 and / or the dwelling unit security transmitter 5; An alarm notification unit 401 such as a speaker, LED (Light Emitting Diode), LCD, organic EL, etc. (not shown) for notifying (not detailing) a security abnormality occurring inside or outside the dwelling unit A commercial power supply (AC 100 V) is connected to the security master unit 4.

  Further, the outdoor security transmitter 5 includes a sensor 500 for detecting (sensing) the presence of a suspicious person such as a thief that is undesirable for the resident, a person detected (sensed) by the sensor 500, and the outdoor security. And a camera such as a CCD or CMOS (hereinafter referred to as a transmitter camera) 501 for capturing a security image of the surrounding environment where the transmitter is installed.

  FIG. 2 is a block diagram showing a specific configuration of the security intercom apparatus according to the embodiment of the present invention.

  In the block diagram of FIG. 2, illustration and description of specific configurations of the entrance slave unit 1, the living room master unit 2, and the dwelling unit security transmitter 3, that is, illustration and description of the block diagram are omitted.

  In the block diagram of FIG. 2, the security master unit 4 includes a warning setting / cancellation button 400, an alarm notification unit 401, and a CPU for controlling each component / circuit of the security master unit (hereinafter referred to as a master unit CPU). 402) and a power source circuit (hereinafter, referred to as an operating power source) for generating a DC power source by rectifying and smoothing a commercial power source (AC100V) and supplying the DC power source as an operating power source to each component / circuit of the security master unit. 403, and a dwelling unit power supply circuit 404 that supplies the DC power generated by the parent unit power supply circuit 403 as power necessary for operating the front door unit 1 and the dwelling unit security receiver 6. An in-unit reception circuit 405 for receiving a security signal transmitted from the in-unit security transmitter 3 by radio waves, and a parent of the room base unit 2 The call sending circuit 406 for generating a call signal for emitting / ringing a ringing tone or alarm sound from the speaker 200 and the monitor 201 at the same timing as the alarm sound is sounded from the main unit speaker 200 of the living room base unit 2. A drawing circuit 407 for drawing a security screen to be displayed, and a modulation circuit (hereinafter referred to as a master unit) for modulating (FM modulation) a screen signal that is a security screen drawn by the drawing circuit 407 and is signal-processed 408 and a filter circuit for removing noise components of FM signals demodulated (FM demodulated), which are security images captured by the transmitter camera 501 of the outdoor security transmitter 5 and passing them. 409, each part / circuit of the call transmission circuit 406, the base unit modulation circuit 408, the filter circuit 409, and a switching circuit 41 to be described later An interface (hereinafter referred to as a room-side master unit I / F) 410 for forming various signals transmitted and received between them and an operating power source (DC power source), a master unit CPU 402, a dwelling unit power supply circuit 404, Interface for forming transmission lines for various signals and operation power supply (DC power supply) transmitted / received between each part / circuit of the filter circuit 409 and the switching circuit 413 described later (hereinafter referred to as a dwelling unit outside main unit I / F). 411 and the entrance slave unit 1 and the in-room master unit 2 are in a call, or the video captured by the slave unit camera 101 of the entrance slave unit is being displayed on the monitor 201 of the in-room master unit. The first contact point P1 is made so as to directly connect the entrance cordless handset 1 and the living room base phone 2 via the cable L1, while other than during the above-described call or display, for example, when waiting In this case, a switching circuit in which the second contact P2 is made so as to directly connect the security master unit and the security receiver 6 via the cable L1 (hereinafter referred to as a room-side master unit switching circuit, a dwelling unit outer parent unit). These are called machine switching circuits. ) 412, 413.

  Further, the outdoor security transmitter 5 includes the above-described sensor 500, transmitter camera 501, and CPU (hereinafter referred to as transmitter CPU) 502 for controlling each component / circuit of the outdoor security transmitter. A solar battery 503 for converting sunlight into a DC power source, a rechargeable battery 504 for charging a DC power source converted by the solar battery 503, and a DC power source charged to the rechargeable battery 504 in the dwelling unit Configuration of the external security transmitter A power supply circuit (hereinafter referred to as a transmitter power supply circuit) 505 for supplying each part / circuit as an operation power supply, and an image captured by the transmitter camera 501 and subjected to signal processing A modulation circuit (hereinafter referred to as a transmitter modulation circuit) 506 for modulating a signal (FM modulation), and the outdoor security transmitter of the dwelling unit The security signal detected (sensed) by the sensor 500 is transmitted to the security receiver 6 by radio waves, and the FM signal modulated (FM modulation) via the transmitter modulation circuit 506 is transmitted by radio waves to the security receiver. A transmission circuit 507 for transmitting to 6 is provided.

  Further, the security receiver 6 is supplied from a CPU (hereinafter referred to as “receiver CPU”) 600 for controlling each part / circuit of the security receiver and a dwelling unit power supply circuit 404 of the security master unit 4. A power supply circuit (hereinafter referred to as a receiver power supply circuit) 601 for supplying the coming DC power as operating power to each component / circuit of the security receiver and a DC power supplied from the receiver power supply circuit 601 are connected to the entrance. A power supply circuit 602 for handset that supplies power necessary for operating the handset 1, a call detection circuit 603 for detecting that the call button 100 of the entrance handset 1 has been operated by a visitor, and a dwelling unit An out-of-unit receiving circuit 604 for receiving a security signal and an FM signal transmitted from the outside security transmitter 5 by radio waves, and a dwelling unit A demodulation circuit (hereinafter referred to as a receiver modulation circuit) 605 that demodulates the FM signal received by the reception circuit 604 and then modulates the demodulated security video signal to transmit the cable L1 (FM modulation); An outdoor transmission circuit 606 that transmits an alarm signal generated by the parent CPU 402 of the security parent device 4, that is, an alarm signal for alarm notification by the alarm device 7, and a power supply circuit 602 for the child device , Various signals transmitted / received between each part / circuit of the call detection circuit 603 and the switching circuit 609, which will be described later, and an interface for forming a transmission line of an operating power supply (DC power supply) (hereinafter referred to as a slave unit side receiver I / F) 607) and transmission / reception among the receiver CPU 600, the receiver power supply circuit 601, the receiver modulation circuit 605, and the switching circuit 610 described later. A communication between an interface (hereinafter referred to as a dwelling unit receiver I / F) 608 for forming a transmission line of various signals and operation power supply (DC power supply), and the entrance cordless handset 1 and the living room base phone 2 is in progress. Or, when the image captured by the slave camera 101 of the entrance slave unit is being displayed on the monitor 201 of the room master unit, it is connected between the entrance slave unit 1 and the room master unit 2 via the cable L1. The first contact P1 is made so as to be directly connected. On the other hand, other than during the above-mentioned call or display, for example, during standby, between the security master 4 and the security receiver via the cable L1. Switching circuits (hereinafter referred to as slave unit side receiver switching circuit and dwelling unit inner side receiver switching circuit) 609 and 610, respectively, in which the second contact P2 is made to connect directly.

  In the security intercom apparatus according to the embodiment of the present invention configured as described above, a specific operation will be described below.

  In the system configuration diagram of FIG. 1 and the block diagram of FIG. 2, the security intercom apparatus is in a standby state, for example, a call operation is performed such that there is no visitor at the entrance and the call button 100 of the entrance cordless handset 1 is operated. Therefore, when the standby unit is not in a state where a call is made between the entrance slave unit 1 and the living room master unit 2 or a video captured by the slave unit camera 101 of the entrance slave unit is not displayed on the monitor 201 of the entrance base unit. , By the control (not described in detail) of the master CPU 402 of the security master 4 and the receiver CPU 600 of the security receiver 6 shown in the block diagram of FIG. The second contact point P2 of the slave unit side receiver switching circuit 609 and the dwelling unit inner side receiver switching circuit 610 is made, and the main unit power supply circuit 403 of the security master unit 4 is used for outside the dwelling unit. Power circuit 404, dwelling unit outside main unit I / F411, dwelling unit outside main unit switching circuit 413 second contact P2, cable L1, second dwelling unit P2 of dwelling unit inside receiver switching circuit 610 of security receiver 6, dwelling unit inside The receiver I / F 608, the receiver power supply circuit 601, the slave unit power supply circuit 602, the slave unit side receiver I / F 607, the second contact P2 of the slave unit side receiver switching circuit 609, and the cable L1 A power supply line to the machine 1 (hereinafter referred to as a first power supply line) is formed.

  At the time of standby as described above, the dwelling unit power supply circuit 404 of the security master unit 4 is a DC power source generated by the master unit power supply circuit 403, that is, a DC power source obtained by rectifying and smoothing the commercial power source (AC100V). Configuration of Security Master Unit The DC power source supplied to each part / circuit as an operating power source is adjusted to a predetermined potential level necessary for operating the front door unit 1 and the security receiver 6, and the adjusted DC power source is described above. Is supplied to the receiver power supply circuit 601 of the security receiver 6 via the first power supply line.

  The receiver power supply circuit 601 of the security receiver 6 not only receives the DC power supplied from the dwelling unit power supply circuit 404 of the security master unit 4 but supplies it to the constituent parts / circuits of the security receiver as operating power. Instead, the cordless handset 1 is supplied from the cordless handset power supply circuit 602 to the entrance cordless handset 1 as an operation power supply for standby via the first power supply line.

  Next, when the visitor at the entrance operates the call button 100 of the entrance cordless handset 1 in order to call the resident who is in the room, the cable L1, the security receiver 6 can be used. A call signal (hereinafter referred to as a call activation signal) is transmitted to the call detection circuit 603 via the second contact P 2 of the slave unit side receiver switching circuit 609 and the slave unit side receiver I / F 607.

  The call detection circuit 603 of the security receiver 6 detects that there is a call from a visitor at the entrance to a resident in the room based on a call activation signal from the entrance slave unit 1, A call detection signal to that effect is generated. This call detection signal is sent from the call detection circuit 603 to the receiver CPU 600, the dwelling unit inside receiver I / F 608, the second contact P2 of the dwelling unit inside receiver switching circuit 610, the cable L1, and the dwelling unit outside parent unit switching of the security master unit 4. The data is transmitted to the master CPU 402 via the second contact P 2 of the circuit 413 and the dwelling unit outside master device I / F 411.

  Based on the call detection signal from the call detection circuit 603 of the security receiver 6, the base unit CPU 402 of the security base unit 4 confirms that there is a call from a visitor at the entrance to a resident in the room. Then, in order to emit a ringing sound indicating that the sound has been detected from the parent unit speaker 200 of the living room parent unit 2, the call sending circuit 406 is controlled to generate a calling signal. This call signal is transmitted from the call sending circuit 406 to the room base unit 2 via the room side base unit I / F 410, the second contact P2 of the room side base unit switching circuit 412 and the cable L1.

  Upon detecting a call signal from the call detection circuit 406 of the security master unit 4, the master unit 2 generates a ringing sound indicating that there is a call from a visitor at the entrance to a resident in the room. The call can be notified by emitting sound from the speaker 200.

  The master CPU 402 of the security master device 4 and the receiver CPU 600 of the security receiver 6 transmit the call signal from the call sending circuit 406 to the living room master device 2 via the cable L1, for example, At the timing after the ringing tone is emitted from the master unit speaker 200 of the unit 2, the room side master unit switching circuit 412, the dwelling unit outside master unit switching circuit 413, the slave unit side receiver switching circuit 609, and the dwelling unit inside receiver switching By switching the circuit 610 and making the first contact P1, the first contact P1 of the entrance side unit 1 and the cable L1, the slave side receiver switching circuit 609 of the security receiver 6, and the dwelling unit inside receiver switching The first contact P1 of the circuit 610, the cable L1, the first contact P1 of the dwelling unit outside parent device switching circuit 413 of the security parent device 4, and the first contact of the living room side parent device switching circuit 412. A signal transmission line is formed between the room master unit 2 via the point P1 and the cable L1, and the first contact point of the room side master unit switching circuit 412 of the cable L1 and the security master unit 4 from the room master unit 2 P1, first contact point P1 of the dwelling unit outside main unit switching circuit 413, cable L1, first contact point P1 of the dwelling unit inner side receiver switching circuit 610 of the security receiver 6, and first of the slave unit side receiver switching circuit 609 A power supply line (hereinafter referred to as a second power supply line) to the contact P1, the cable L1, and the entrance cordless handset 1 is formed, and is generated by the living room master unit 2, that is, the commercial power source (AC power source) is rectified. The smoothed DC power is supplied to the entrance cordless handset 1 through the second power supply line described above, so that the DC power source is an operating power supply for video imaging and calling of the entrance cordless handset 1. It becomes.

  In addition, the slave camera 101 of the entrance slave device 1 that has started operation by supplying power from the living room master device 2 captures an image of the visitor who performed the call operation and an image of the surrounding environment of the entrance. This video is transmitted as a modulated (FM-modulated) FM signal to the living room master unit 2 via the above-described signal transmission line, demodulated (FM demodulated), and then displayed on the monitor 201.

  Further, the residence confirmed that there is a call from the visitor based on the ringing sound emitted from the master speaker 200 of the living room master unit 2 and the video displayed on the monitor 201 together with the identification of the visitor. When a person picks up the handset 202, the handset 202 of the room base unit 2 used by the resident and the handset microphone 102 and handset speaker of the front handset 1 used by the visitor via the first signal transmission line described above. 103, and a call can be established by transmitting and receiving audio signals through the formed call line. In particular, a resident can make a call while confirming a visitor's video. Can be established.

  Next, when a security abnormality occurs in the dwelling unit during standby, as described above, for example, a gas leak or a fire occurs, a security signal (hereinafter referred to as a security signal) is transmitted from the dwelling unit security transmitter 3 that detected this security abnormality. , Referred to as a dwelling unit security signal). An individual ID code assigned in advance to the in-house security transmitter is added to the in-unit security signal, and is transmitted to the security base unit 4 by radio waves.

  The dwelling unit reception circuit 405 of the security master unit 4 receives the radio wave from the dwelling unit security transmitter 3 and outputs the dwelling unit security signal that has been subjected to signal processing to the main unit CPU 402.

  When the ID code added to the in-unit security signal from the in-unit reception circuit 405 matches the ID code set in advance by operating the alert / cancel setting button 400, the base unit CPU 402 of the security base unit 4 Detects that a security abnormality has occurred in the dwelling unit, for example, a gas abnormality, a fire, etc., and that the alarm is sounding and / or security for text, picture data, etc. The alarm notification unit 401 performs the display, and controls the call sending circuit 406 to ring the alarm sound indicating that the alarm has been detected from the master unit speaker 200 of the living room base unit 2 to call the call signal (hereinafter referred to as a dwelling unit alarm). A security call screen indicating that characters and picture data have been detected in the same manner. And controlling the writing circuit 407 in order to utility displayed, together, to generate an alarm signal to alarm notification by alarm 7 to the effect that was detected in the same manner (hereinafter. Referred to dwelling units in a security alarm signal).

  Here, the alarm call signal in the dwelling unit generated by the call sending circuit 406 of the security master unit 4 is transmitted via the room-side base unit I / F 410, the second contact point P2 of the room-side base unit switching circuit 412, and the cable L1. The alarm sound indicating that a security abnormality has occurred in the dwelling unit, for example, a gas leak or a fire has occurred, can be generated from the master speaker 200.

  In addition, the security screen drawn by the drawing circuit 407 of the security base unit 4 is subjected to signal processing into a screen signal (hereinafter referred to as a dwelling unit security screen signal), and modulated (FM modulation) via the base unit modulation circuit 408. After that, the room base unit I / F 410, the second contact P2 of the room side base unit switching circuit 412, and the cable L1 are transmitted to the room base unit 2.

  In the base unit 2, the FM signal from the base unit modulation circuit 408 of the security base unit 4 is demodulated into the security screen signal in the dwelling unit, and security abnormality occurs in the dwelling unit, for example, gas leak, fire, etc. A security screen such as a character or picture data can be displayed on the monitor 201 as security. This security display is performed when the alarm sound is sounded from the master speaker 200, and is displayed in the dwelling unit. Appropriate and prompt alarm notification is possible, and crime prevention and safety are improved.

  Further, the dwelling unit security alarm signal generated by the master unit CPU 402 of the security master unit 4 includes the dwelling unit outside master unit I / F 411, the second contact point P2 of the dwelling unit outside master unit switching circuit 413, the cable L1, and the security receiver. 6 is transmitted to the receiver CPU 600 via the second contact P 2 of the dwelling unit inner side receiver switching circuit 610 and the dwelling unit inner side receiver I / F 608.

  The receiver CPU 600 of the security receiver 6 causes the security alarm signal in the dwelling unit from the master unit CPU 402 of the security master unit 4 to be transmitted to the alarm unit 7 by radio waves via the transmission circuit 606 outside the dwelling unit.

  When the alarm device 7 receives the in-unit security alarm signal, which is a radio wave from the transmission circuit 606 outside the dwelling unit of the security receiver 6, a security abnormality has occurred in the dwelling unit, for example, a gas leak or a fire has occurred. By sounding the alarm sound and / or flashing the light, it is possible to provide appropriate and prompt alarm notification to the surrounding environment, such as nearby dwelling units, without being affected by the outer wall of the dwelling unit, etc. Crime prevention and safety Is increased.

  Next, at the time of standby as described above, if a security abnormality occurs outside the dwelling unit, for example, if there is a suspicious person such as a thief undesirable for the resident, the solar battery 503 of the dwelling unit security transmitter 6 The sensor 500 to which the DC power source in which the sunlight is converted and the rechargeable battery 504 is precharged is supplied as the operation power source from the transmitter power source circuit 505 detects (senses) the presence of a suspicious person, and senses the human body to that effect. The signal is output to the transmitter CPU 502.

  When the transmitter CPU 502 of the outdoor security transmitter 5 detects the human body detection signal from the sensor 504, the transmitter CPU 502 starts the operation of the transmitter camera 501 and the transmitter modulation circuit 506, and is assigned to the outdoor security transmitter in advance. A security signal (hereinafter referred to as an out-of-house security signal) to which the individual ID code is added is generated. This outdoor security signal is transmitted from the transmission circuit 507 to the security receiver 6 by radio waves. In addition, the transmitter camera 501 starts capturing a security image of a suspicious person such as a thief, which is unfavorable for a resident detected (sensed) by the sensor 500, or the surrounding environment where the outdoor security transmitter is installed. This security image is transmitted as an FM signal modulated (FM-modulated) via the transmitter modulation circuit 506 from the transmission circuit 507 to the security receiver 6 by radio waves, similar to the above-described outdoor security signal.

  The outdoor receiver circuit 604 of the security receiver 6 receives the radio wave from the outdoor security transmitter 5 and outputs an outdoor security signal that has been subjected to signal processing to an electric signal to the receiver CPU 600. The FM signal subjected to signal processing is output to the receiver modulation circuit 605.

  The receiver CPU 600 of the security receiver 6 indicates that a security abnormality has occurred outside the dwelling unit based on the outside dwelling security signal from the dwelling unit receiving circuit 604. For example, there is a suspicious person such as a thief that is undesirable for the resident. Detecting and controlling the receiver modulation circuit 605 to be active, and this outside unit security signal is sent to the second unit contact point P2 of the inside unit receiver I / F 608 and the inside unit receiver switching circuit 610, the cable L1, the security The data is output to the master CPU 402 via the second contact P 2 of the dwelling unit outside master unit switching circuit 413 of the master unit 4 and the dwelling unit outside master unit I / F 411.

  The receiver modulation circuit 605 of the security receiver 6 demodulates the FM signal from the outdoor reception circuit 604 and then modulates the demodulated security video signal (FM modulation) to transmit the cable L1. The modulated FM signal is sent from the receiver modulation circuit 605 to the dwelling unit inner side receiver I / F 608, the second contact point P2 of the dwelling unit inner side receiver switching circuit 610, the cable L 1, and the dwelling unit outer side main unit switching circuit 413. Is transmitted to the filter circuit 409 via the second contact point P2 and the main unit I / F 411 outside the dwelling unit.

  If the ID code added to the outdoor security signal from the outdoor security transmitter 5 matches the ID code set in advance by operating the alert / release setting button 400 In this case, a security abnormality occurs outside the dwelling unit. For example, it is detected that there is a suspicious person such as a thief unfavorable to the resident, and the security abnormal state is detected, and the filter circuit 409 is controlled to be active and detected. An alarm sound indicating that the alarm has been performed and / or security display of characters, picture data, etc. is performed by the alarm notification unit 401, and an alarm sound indicating that the alarm has been detected is similarly output from the master unit speaker 200 of the room base unit 2. Therefore, the call sending circuit 406 is controlled to generate a call signal (hereinafter referred to as an out-of-house alarm call signal). The drawing circuit 407 is controlled in order to display the security screen such as text or picture data indicating that it has been displayed on the monitor 201 of the living room base unit 2 in a security manner. An alarm signal (hereinafter referred to as an out-of-house security alarm signal) is generated.

  Here, the outdoor alarm call signal generated by the call sending circuit 406 of the security master unit 4 is transmitted to the living room master unit 2 through the same route as the above-described in-house alarm call signal, and is sent outside the residential unit. Thus, an alarm sound indicating that a security abnormality has occurred, for example, there is a suspicious person such as a thief undesirable for the resident, can be generated from the main unit speaker 200.

  Further, the security screen drawn by the drawing circuit 407 of the security master unit 4 is subjected to signal processing into a screen signal (hereinafter referred to as an out-of-house security screen signal), and modulated (FM modulation) via the master unit modulation circuit 408. Then, it is transmitted to the living room master unit 2 through the same route as the above-mentioned dwelling unit security screen signal.

  Further, the filter circuit 409 of the security base unit 4 removes the noise component of the FM signal from the receiver modulation circuit 605 of the security receiver 6, and then uses this FM signal as the room side base unit I / F 410, the room side base unit. The signal is output to the room master unit 2 via the second contact P2 of the switching circuit 412 and the cable L1.

  In the base unit 2, the FM signal from the base unit modulation circuit 408 of the security base unit 4 is demodulated into a security screen signal inside the dwelling unit, and a security abnormality occurs outside the dwelling unit. A security screen such as text or picture data indicating that there is a suspicious person can be displayed in security on the monitor 201. This security display is performed when the alarm sound is sounded from the main unit speaker 200. A suspicious person such as a thief undesired for a resident who has demodulated the FM signal from the filter circuit 409 of the security master unit 4 into a security video signal outside the dwelling unit and has been imaged by the transmitter camera 501 of the dwelling unit security transmitter 5 And a security image of the surrounding environment where the outdoor security transmitter is installed on the monitor 201 Indicated was it possible, appropriately and promptly alert enable state notification is a result security and safety into the dwelling unit is increased.

  Further, the outside security alarm signal generated by the master CPU 402 of the security master 4 is transmitted to the receiver CPU 600 of the security receiver 6 through the same path as the above-mentioned security alarm signal inside the dwelling unit.

  The receiver CPU 600 of the security receiver 6 causes the outdoor security alarm signal from the parent CPU 402 of the security master 4 to be transmitted to the alarm 7 by radio waves via the outdoor transmission circuit 606.

  When the alarm device 7 receives an out-of-unit security alarm signal, which is a radio wave from the out-of-unit transmission circuit 606 of the security receiver 6, a security anomaly occurs outside the dwell unit, for example, a suspicious burglar or the like that is undesirable for the resident By sounding the alarm sound and / or flashing the light, it is possible to provide appropriate and prompt alarm notification to the surrounding environment, such as neighboring dwelling units, without being affected by the outer wall of the dwelling unit. And safety are improved.

  In addition, according to the Example of this invention, although the outdoor security transmitter (security transmitter) 5 which consists of a sensor camera was applied as an outdoor security transmitter for detecting the security abnormality which generate | occur | produced outside the residence, However, the present invention is not limited to this sensor camera, and it is also preferable to apply a sensor light camera having a light as an illumination function to the sensor camera, and a security image captured by the transmitter camera 501 and displayed on the monitor 201 of the living room base unit 2 Therefore, it is possible to ensure a clearer and higher visibility at night.

  According to the embodiments of the present invention, the living room parent device 2, the security parent device 4, and the alarm device 7 are applied as devices for alarming a security abnormality occurring inside or outside the dwelling unit. However, the present invention is limited to these devices. Otherwise, the call signal generated in the call sending circuit 406 of the security master unit 4 (dwelling unit alarm call signal, dwelling unit alarm call signal) is transmitted to the entrance unit 1 and the slave unit speaker of the entrance unit is transmitted. When an alarm sound is generated from 103 or a server (not shown) such as a security company is connected to the security master 4, a security abnormality detected by the master CPU 402 is alarmed and transferred. You can also.

  Further, according to the embodiment of the present invention, a case has been described in which a resident who is in a room in a dwelling unit establishes a handset call by using the handset 202 of the living room base unit 2 when making a call. The present invention is not limited to the method / means, but the room parent device can be provided with not only the parent device speaker 200 but also a microphone and a call (response) button to establish a voice call.

1 is a system configuration diagram showing a security intercom apparatus according to an embodiment of the present invention. The block diagram which shows the concrete structure of the security intercom apparatus by the Example of this invention.

Explanation of symbols

1 ... Entrance child machine 101 ... Child machine camera (camera)
2 …… Home unit 201 …… Monitor 3 …… Indoor security transmitter (security transmitter)
4 …… Security parent device 404 …… Outdoor power supply circuit 406 …… Call sending circuit 407 …… Drawing circuit 412 …… Room-side parent device switching circuit (switching circuit)
413 ... Dwelling unit outside main unit switching circuit (switching circuit)
5 …… Outdoor security transmitter (security transmitter)
503 …… Solar cell 504 …… Rechargeable battery 507 …… Transmitting circuit 6 …… Security receiver 602 …… Slave unit power supply circuit 604 …… Outside unit receiving circuit 606 …… Outside unit transmitting circuit 609 …… Slave unit side receiving Machine switching circuit (switching circuit)
610 …… Receiver unit receiver switching circuit (switching circuit)
7 …… Alarm L1 …… Cable

Claims (10)

The entrance cordless handset (1) having a camera (101) installed at the entrance and the entrance cordless handset connected in a wired manner via a cable (L1) installed in a dwelling unit are captured by the camera of the entrance cordless handset. A master unit (2) having a monitor (201) for displaying the video
A security transmitter (3) installed in the dwelling unit and a security master unit (4) capable of wireless communication are connected in the middle of the cable between the entrance slave unit and the room master unit,
The security intercom apparatus is characterized in that the security signal from the security transmitter generates a call signal for calling the room master in the call sending circuit (406), and sounds as an alarm sound from the room master. . The entrance cordless handset (1) having a camera (101) installed at the entrance and the entrance cordless handset connected in a wired manner via a cable (L1) installed in a dwelling unit are captured by the camera of the entrance cordless handset. A master unit (2) having a monitor (201) for displaying the recorded video,
A security transmitter (3) installed in the dwelling unit and a security master unit (4) capable of wireless communication is connected in the middle of the cable between the entrance slave unit and the room master unit,
The calling signal from the entrance cordless handset generates a calling signal for calling the room parent device in the call sending circuit (406) of the security parent device, and emits a ringing sound from the room parent device. The security intercom apparatus, wherein a security signal from the security transmitter generates a call signal for calling the room master in the call sending circuit, and sounds as an alarm sound from the room master.   A drawing circuit (407) for performing drawing when the security signal is input to the security base unit, and the security screen generated by the drawing circuit when the alarm sound is sounded is displayed on the monitor of the room base unit 3. The security intercom apparatus according to claim 1, wherein security is displayed on the screen. A security transmitter (5) installed outside the dwelling unit and a security receiver (6) capable of wireless communication are connected in the middle of the cable between the entrance slave unit and the security master unit,
The security signal from the security transmitter is received by the outdoor receiver circuit (604) of the security receiver and generates a call signal for calling the room master by the call sending circuit of the security master. 4. The security intercom apparatus according to claim 1, wherein the security intercom apparatus is sounded as an alarm sound from the room master unit. 5.   The security transmitter is any one of a sensor camera and a sensor light camera, generates a security video signal imaged by any one of the cameras, and outputs the security video signal when the alarm sounds. 5. The security intercom apparatus according to claim 4, wherein security is displayed on the monitor of the parent unit.   An alarm device (notified by sound and / or light) in response to an alarm signal generated by the security master unit when the alarm sound is sounded and transmitted through an outdoor transmission circuit (606) of the security receiver ( 7. The security intercom apparatus according to claim 4 or 5, further comprising: 7).   During the call between the entrance cordless handset and the room base phone or during the display of the image captured by the camera of the entrance cordless handset, the entrance cordless handset and the room base phone are directly connected, and the call A switching circuit (412, 413, 609, 610) for directly connecting between the security master unit and the security receiver is provided in each of the security master unit and the security receiver, except during the middle or the display. 7. The security intercom apparatus according to claim 4, wherein the security intercom apparatus is any one of claims 4 to 6.   8. The dwelling unit power supply circuit (404) for supplying power necessary for operating the entrance cordless handset and the security receiver to the security master unit. The security intercom device according to claim 1.   The security receiver includes a power supply circuit for a slave unit (602), and the entrance slave unit is supplied with power from the power supply circuit for the slave unit during standby, and is supplied with power from the living room master unit during a call. The security intercom apparatus according to any one of claims 4 to 8, wherein the security intercom apparatus is received.   The security transmitter includes a transmission circuit (507) capable of wireless communication with the security receiver, a solar cell (503), and a rechargeable battery (504). The security intercom apparatus according to any one of the above.

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