JP2000069464A - Monitoring camera system - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a monitoring camera system that a camera door slave machine is connected to a monitoring camera controller and includes a television doorphone master machine and an interphone master machine, which can communicate with the camera doorphone slave machine. SOLUTION: Camera doorphone slave machine I/F 11 which is for connecting a color or black/white camera doorphone slave machine and has an overlap/ separation circuit 110, an incoming call detection circuit 111, a power supply circuit 112, a sound processing circuit 113, a color or back/white video processing circuit 114 and a hybrid(HYB) circuit 115 and color or black/white television door master machine I/F 12 which has an overlap/separation circuit 121, an incoming call transmission circuit 122, a call detection circuit 123, a sound processing circuit 124, a video processing circuit 125 and a hybrid(HYB) circuit 126 and which is for connecting a television doorphone master machine 5 are provided for the monitoring camera controller 3 of a monitoring camera system. Thus, the connection of the camera door slave machine 1 and bi- directional communication (conversation) can be realized.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a surveillance camera system, and more particularly, to a surveillance camera system which has a TV door phone master unit and an interphone master unit capable of connecting a camera entrance slave unit to a surveillance camera control device and capable of communicating with the camera entrance slave unit. It was done.

[0002]

2. Description of the Related Art Conventionally, surveillance camera systems as shown in FIGS. 3 and 4 have been known. That is, the surveillance camera system in FIG.
To N) are connected to the monitoring camera controller 33, and the monitor television 34 is connected to the monitoring camera controller 33. In addition, it monitors the exchange of signals between the entrance slave unit 31 and the intercom master unit 36, and operates the monitoring camera 32 near the entrance slave unit 31. Therefore, the surveillance camera control device 33 includes a surveillance camera I / F circuit 37 for controlling an interface with the surveillance cameras 32 (1 to N), a video / audio processing circuit 38, a control unit (CPU) 39, and a monitor television I / F. A circuit 40, an incoming call detection circuit 41, and a call detection circuit 42 are provided.

In the surveillance camera system shown in FIG. 3, an intercom master unit 36 is usually installed beside a monitor television 34. However, if necessary, an intercom 36 'can be added to a house or the like. In this system, the surveillance camera 32 and the surveillance camera 1 in the case of FIG.
When a call is made at 31, the visitor can be viewed using the surveillance camera 1.

[0004] In the surveillance camera system shown in FIG. 4, a plurality of surveillance cameras 52 (1 to N) are connected to a surveillance camera control device 53, and a monitor television 54 and a TV door phone 55 are connected to the surveillance camera control device 53. . In addition, a sensor 51 and the like interlocked with the monitoring camera 52 are provided. Therefore, the surveillance camera 52 (1-
N) and a surveillance camera I / F circuit 57 which controls the interface with the sensor 51, etc., a video / audio processing circuit 58, a control unit (CPU) 59, a monitor television I / F circuit 60, an audio signal (bidirectional) and a video signal A superimposition / separation circuit 61 for superimposing or separating (one line), an incoming call transmission circuit 62, a call detection circuit 63, and a conversion or inverse conversion of a modulated audio signal peculiar to an intercom into a standard audio signal. An audio processing circuit 64,
There is provided an I / F circuit for exchanging and processing signals with a television doorphone, which comprises a video processing circuit 65 for converting or inverting a modulated video signal unique to an intercom into a standard video signal (NTSC). .

[0005] In the surveillance camera system shown in Fig. 4, the video of the surveillance camera 52 can be viewed on a TV door phone 55 installed in a house or the like, but cannot talk since it is not a camera entrance device. In addition, since the sensor 51 and the like interlocked with the monitoring camera 1 are installed, a call can be made to the TV door phone 55 when a visitor comes, but since the visitor is not a camera entrance unit, conversation cannot be performed.

[0006] As described above, in the conventional surveillance camera system, for example, when only a door phone without a camera (entrance handset) is connected, if the surveillance camera is not connected, the intercom master unit calls the image while watching the monitor television. could not. In addition, the main unit of the TV door phone can only monitor the monitor (video / audio) of the surveillance camera. In addition, the image of the TV front handset could not be viewed on a monitor TV connected to the surveillance camera system.

[0007]

SUMMARY OF THE INVENTION Accordingly, the present invention has been made to solve the above-mentioned problems, and has made it possible to connect a camera entrance unit to a surveillance camera control device and to communicate with the camera entrance unit. It is an object to provide a surveillance camera system having a parent device.

[0008]

SUMMARY OF THE INVENTION In order to solve the above problems, the present invention provides a superimposition / separation circuit for connecting a color or black-and-white camera entrance unit in a surveillance camera control device of a surveillance camera system. Camera entrance / exit I / F with detection circuit, power supply circuit, audio processing circuit, color or monochrome video processing circuit, hybrid (HYB) circuit, superimposition / separation circuit, incoming / outgoing circuit, call detection circuit, audio By providing a color or black-and-white TV door phone master unit I / F for connecting a TV door phone master unit having a processing circuit, a video processing circuit, and a hybrid (HYB) circuit, it is possible to perform bi-directional connection with the camera entrance slave unit. It enables a call (conversation).

Thus, when considering a house with a store, a house with an office, etc., the camera entrance slave unit can be connected to the monitoring camera control device, so that the TV door phone master unit and the interphone master unit can be connected via the camera entrance slave unit. And two-way communication (conversation).

[0010]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The invention described in claim 1 of the present invention is a monitoring camera control apparatus, comprising: a superimposition / separation circuit for connecting a color camera entrance terminal, an incoming call detection circuit, a power supply circuit, Color camera entrance device I with audio processing circuit, color video processing circuit, and hybrid (HYB) circuit
/ F and a color TV intercom master unit I for connecting a color TV intercom master unit having a superimposition / separation circuit, an incoming / outgoing circuit, a call detection circuit, an audio processing circuit, a color video processing circuit, and a hybrid (HYB) circuit. / F and a color surveillance camera system equipped with a color surveillance camera I / F, and it is possible to perform two-way communication (conversation) with the color TV door phone master unit via the camera entrance slave unit. Has an action.

According to a second aspect of the present invention, there is provided a surveillance camera control device comprising a superimposition / separation circuit for connecting a black-and-white camera front-end unit, an incoming call detection circuit, a power supply circuit, and audio processing. Circuit, a black-and-white video processing circuit, a black-and-white entrance / exit device I / F having a hybrid (HYB) circuit,
Black-and-white TV intercom base unit I / F for connecting a black-and-white TV intercom base unit with a separation circuit, incoming / outgoing circuit, call detection circuit, audio processing circuit, black-and-white video processing circuit, hybrid (HYB) circuit, and black-and-white monitoring This is a black-and-white surveillance camera system provided with a camera I / F, and has an effect that bidirectional communication (conversation) can be performed with a black-and-white TV door phone master unit via a black-and-white camera entrance slave unit.

According to a third aspect of the present invention, a superimposition / separation circuit for connecting a color camera entrance unit, an incoming call detection circuit, a power supply circuit, a voice processing, and the like are provided in the surveillance camera control device. Camera with color circuit, color video processing circuit and hybrid (HYB) circuit I /
F, a superimposition / separation circuit, an incoming call transmission circuit, a call detection circuit,
Audio processing circuit, color video processing circuit, hybrid (H
YB) A black-and-white surveillance camera system including a color TV door phone main unit I / F for connecting a color TV door phone main unit having a circuit and a black-and-white surveillance camera I / F. This has the effect that bidirectional communication (conversation) can be performed with the black-and-white TV intercom master device via the device.

According to a fourth aspect of the present invention, a superimposition / separation circuit for connecting a black-and-white camera entrance unit, an incoming call detection circuit, a power supply circuit, and a voice processing unit are provided in a monitoring camera control device. Circuit, a black-and-white video processing circuit, a black-and-white entrance / exit device I / F having a hybrid (HYB) circuit,
Black-and-white TV intercom base unit I / F for connecting a black-and-white TV intercom base unit with a separation circuit, incoming / outgoing circuit, call detection circuit, audio processing circuit, black-and-white video processing circuit, hybrid (HYB) circuit, and color monitoring I / F for camera
It is a color surveillance camera system with
This has the effect that bidirectional communication (conversation) can be performed with the black-and-white TV door phone master unit via the black-and-white camera entrance slave unit.

According to a fifth aspect of the present invention, there is provided a surveillance camera controller, a superimposition / separation circuit for connecting a color camera front-end unit, an incoming call detection circuit, a power supply circuit, and a voice processing. Camera with color circuit, color video processing circuit and hybrid (HYB) circuit I /
F, a superimposition / separation circuit, an incoming call transmission circuit, a call detection circuit,
Intercom master I / O for connecting an intercom master having a voice processing circuit and a hybrid (HYB) circuit
F and a color surveillance camera system provided with a color surveillance camera I / F. The color surveillance camera system is capable of performing two-way communication (conversation) with the intercom master unit via the color camera entrance slave unit. Have.

According to a sixth aspect of the present invention, a superposition / separation circuit for connecting a black-and-white camera entrance terminal, an incoming call detection circuit, a power supply circuit, and a voice processing are provided in the monitoring camera control device. Circuit, a black-and-white video processing circuit, a black-and-white entrance / exit device I / F having a hybrid (HYB) circuit,
Interphone master unit I / F for connecting an interphone master unit with a separation circuit, incoming / outgoing circuit, call detection circuit, voice processing circuit, hybrid (HYB) circuit, and black and white with a black and white surveillance camera I / F This is a surveillance camera system, and has the effect that bidirectional communication (conversation) can be performed with the intercom master unit via the black-and-white camera entrance slave unit.

Hereinafter, an embodiment of the present invention will be described with reference to FIG.
This will be described with reference to FIG.

(First Embodiment) FIG. 1 is a diagram showing a configuration of a surveillance camera system according to a first embodiment of the present invention. In the surveillance camera system in FIG. 1, a camera entrance slave unit 1 and a plurality of surveillance cameras 2 (1 to N) are connected to a surveillance camera control device 3, and a monitor television 4 and a TV intercom 5 are connected to the surveillance camera control device 3. Have been. Note that the camera entrance device 1 has a configuration in which a color camera entrance device and a monochrome camera entrance device are prepared as necessary.

The surveillance camera control device 3 includes the surveillance camera 2
(1 to N) and a surveillance camera I / F circuit 7, which controls an interface with a sensor and the like, a video / audio processing circuit 8, a control unit (CPU) 9, a monitor television I / F circuit 10, and a camera entrance slave unit 1. Camera entrance cordless handset I /
An F circuit 11 and a TV door phone master unit I / F circuit 12 for controlling an interface with the TV door phone 5 are provided.

The above-mentioned camera entrance / exit device I / F circuit 11 comprises:
Connect a color or black-and-white camera entrance unit, and power and audio signal (bidirectional) and video signal (one-way) for camera entrance unit 1
Superimposing / separating circuit 110 that superimposes or separates an incoming call, an incoming call detection circuit 111 that detects an incoming call, a power supply circuit 112 that supplies power, and converts or reverses a modulated audio signal unique to an intercom into a standard audio signal. An audio processing circuit 113 for conversion, a video processing circuit 114 for converting or inversely converting a modulated video signal peculiar to a door phone into a standard video signal (NTSC), which is usually different for color and black and white, and a 2- to 4-wire audio signal To
Or, hybrid (HYB) that converts 4 wires to 2 wires
A circuit 115 is provided, and the TV intercom master device I / F circuit 12 is connected to the TV intercom master device 5 and superimposes an audio signal (two-way) and a video signal (one side) of the entrance slave device. Superimposition / separation circuit 121, incoming / outgoing circuit 122, call detection circuit 123, intercom-specific modulated audio signal into or out of a standard audio signal, audio processing circuit 124, intercom specific modulation A video processing circuit 125 for converting or inversely converting the converted video signal into a standard video signal (NTSC), and a hybrid (HYB) circuit 126 for converting an audio signal from two lines to four lines or from four lines to two lines. However, depending on the system, a configuration having only one of the audio processing circuits 113 and 124 or the video processing circuits 114 and 125 may be employed.

In the surveillance camera system shown in FIG. 1, an image of the camera entrance device 1 can be viewed not only on the television intercom 5 installed in a house or the like but also on the monitor television 4 via the surveillance camera control device 3. When the intercom 6 'is installed beside the TV monitor 4 in a house with a store, a house with an office, or the like, it is possible to talk with the visitor while watching the TV monitor screen.

(Second Embodiment) FIG. 2 shows a second embodiment of the present invention.
It is a figure showing composition of a surveillance camera system in an embodiment. In the surveillance camera system in FIG. 2, a camera entrance slave unit 1 and a plurality of surveillance cameras 2 (1 to N) are connected to a surveillance camera control device 3, and an intercom master unit 6 and a monitor television 4 are connected to the surveillance camera control device 3. It is connected. Note that the camera entrance device 1 has a configuration in which a color camera entrance device and a monochrome camera entrance device are prepared as necessary.

The surveillance camera control device 3 includes a surveillance camera 2
Surveillance camera I / F that controls the interface with (1 to N)
A circuit 7, a video / audio processing circuit 8, a control unit (CPU) 9,
A monitor television I / F circuit 10, a camera entrance / reception device I / F circuit 11 for controlling an interface with the camera entrance / reception device 1, and an intercom master device I / F circuit 13 for controlling an interface with the intercom 6 are provided.

The above-mentioned camera entrance / exit device I / F circuit 11 comprises:
Connect a color or black-and-white camera entrance unit, and power and audio signal (bidirectional) and video signal (one-way) for camera entrance unit 1
Superimposing / separating circuit 110 that superimposes or separates an incoming call, an incoming call detection circuit 111 that detects an incoming call, a power supply circuit 112 that supplies power, and converts or reverses a modulated audio signal unique to an intercom into a standard audio signal. An audio processing circuit 113 for conversion, a video processing circuit 114 for converting or inversely converting a modulated video signal peculiar to a door phone into a standard video signal (NTSC), which is usually different for color and black and white, and a 2- to 4-wire audio signal To
Or, hybrid (HYB) that converts 4 wires to 2 wires
The intercom base unit I / F circuit 13 is connected to the intercom base unit 6, and a superimposition / separation circuit 131 for superimposing or separating an audio signal (bidirectional) is provided. A sending circuit 132, a call detecting circuit 133, an audio processing circuit 134 for converting or inverting a modulated audio signal specific to an intercom into a standard audio signal, and converting the audio signal from two lines to four lines or from four lines to two lines Is provided with a hybrid (HYB) circuit 136 that converts the
Only one of the audio processing circuits 113 and 134 or the video processing circuit 114 may be used.

In the surveillance camera system shown in FIG. 2, the video of the camera entrance device 1 can be viewed on the monitor TV 4 installed in an office or the like via the surveillance camera control device 3. , The sound of the camera entrance slave unit 1 can be heard on the intercom 6 installed in a house or the like. When the intercom 6 'is installed beside the TV monitor 4 in a house with a store, a house with an office, or the like, it is possible to talk with the visitor while watching the TV monitor screen.

[0025]

As described above, the surveillance camera system according to the present invention includes a superimposition / separation circuit for connecting a color or black-and-white camera front-end unit, a call detection circuit, A power supply circuit, an audio processing circuit, a color or black-and-white video processing circuit, a camera entrance / exit device I / F having a hybrid (HYB) circuit, a superimposition / separation circuit, an incoming / outgoing circuit, a call detection circuit, an audio processing circuit, By providing a color or black-and-white TV door phone master unit I / F for connecting a video door phone master unit having a video processing circuit and a hybrid (HYB) circuit, connection of the camera entrance slave unit and two-way communication (conversation) ) Can be realized.

[Brief description of the drawings]

FIG. 1 is a diagram showing a configuration of a surveillance camera system according to a first embodiment of the present invention;

FIG. 2 is a diagram showing a configuration of a surveillance camera system according to a second embodiment of the present invention;

FIG. 3 is a diagram showing a first configuration of a conventional surveillance camera system;

FIG. 4 is a diagram showing a second configuration of a conventional surveillance camera system.

[Explanation of symbols]

 1 Camera entrance slave unit 2, 32, 52 Surveillance camera 3, 33, 53 Surveillance camera control unit 4, 34, 54 Monitor television 5, 55 Television intercom master unit 6, 36, 56 Intercom master unit 6 ', 36', 56 '' Intercom slave unit 7, 37, 57 Surveillance camera I / F circuit 8, 38, 58 Video / audio processing circuit 9, 39, 59 Control unit (CPU) 10, 40, 60 Monitor TV I / F circuit 11 Camera entrance Machine I / F circuit 12 TV intercom main phone I / F circuit 13 Intercom main phone I / F circuit 31 Entrance handset 41, 111 Incoming call detection circuit 42, 63, 123, 133 Call detection circuit 61, 110, 121, 131 Superimposition / Separation circuit 62,122,132 Incoming / outgoing circuit 64,113,124,134 Audio processing circuit 65,114,125 Video processing circuit 115,126,136 HYB circuit

Continuation of the front page (72) Inventor Aiichiro Kuwayama 4-3-1 Tsunashima Higashi, Kohoku-ku, Yokohama-shi, Kanagawa Prefecture F-term (reference) 5C054 CH08 DA01 EF02 EG02 FB01 FB03 FE02 HA18 HA22 5K038 CC03 DD01 DD15 DD23

Claims (6)

[Claims] 1. A superposition / separation circuit for connecting a color camera entrance terminal, an incoming call detection circuit, a power supply circuit, an audio processing circuit, a color video processing circuit, and a hybrid (HYB)
A color TV door phone base unit with a color camera entrance / exit device I / F with circuit, superimposition / separation circuit, incoming signal transmission circuit, call detection circuit, audio processing circuit, color video processing circuit, hybrid (HYB) circuit A color surveillance camera system including a color television door phone master unit I / F for connecting a camera and an I / F for a color surveillance camera. 2. A black-and-white entrance device I having a superposition / separation circuit for connecting a black-and-white camera entrance device, an incoming detection circuit, a power supply circuit, an audio processing circuit, a black-and-white video processing circuit, and a hybrid (HYB) circuit. / F and black-and-white TV intercom base unit for connecting a black-and-white TV intercom base unit with a superimposition / separation circuit, incoming signal transmission circuit, call detection circuit, audio processing circuit, black-and-white video processing circuit, hybrid (HYB) circuit A black-and-white surveillance camera system including an I / F and a black-and-white surveillance camera I / F. 3. A superimposition / separation circuit for connecting a color camera entrance terminal, an incoming call detection circuit, a power supply circuit, an audio processing circuit, a color video processing circuit, a hybrid (HYB)
A color TV door phone base unit with a color camera entrance / exit device I / F with circuit, superimposition / separation circuit, incoming signal transmission circuit, call detection circuit, audio processing circuit, color video processing circuit, hybrid (HYB) circuit Color TV door phone main unit I / F to connect
Black-and-white surveillance camera system with / F. 4. A black-and-white entrance device I having a superimposition / separation circuit for connecting a black-and-white camera entrance device, an incoming call detection circuit, a power supply circuit, an audio processing circuit, a black-and-white video processing circuit, and a hybrid (HYB) circuit. / F and black-and-white TV intercom base unit for connecting a black-and-white TV intercom base unit with a superimposition / separation circuit, incoming signal transmission circuit, call detection circuit, audio processing circuit, black-and-white video processing circuit, hybrid (HYB) circuit A color surveillance camera system including an I / F and an I / F for a color surveillance camera. 5. A superimposition / separation circuit for connecting a color camera entrance terminal, an incoming call detection circuit, a power supply circuit, an audio processing circuit, a color video processing circuit, and a hybrid (HYB)
Intercom master for connecting the color camera entrance slave I / F with circuit and intercom master with superimposition / separation circuit, incoming signal sending circuit, call detection circuit, voice processing circuit, hybrid (HYB) circuit A color surveillance camera system including a device I / F and a color surveillance camera I / F. 6. A black-and-white entrance device I having a superposition / separation circuit for connecting a black-and-white camera entrance device, an incoming detection circuit, a power supply circuit, an audio processing circuit, a black-and-white video processing circuit, and a hybrid (HYB) circuit. / F, an interphone master I / F for connecting an interphone master having a superimposition / separation circuit, an incoming signal transmission circuit, a call detection circuit, a voice processing circuit, a hybrid (HYB) circuit, and a black-and-white surveillance camera A black-and-white surveillance camera system with an I / F.