JP3195627B2 - Monitor TV control system for intercom system - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a monitor TV control system for an intercom system.

[0002]

2. Description of the Related Art FIG. 5 shows a schematic configuration of an intercom system provided with a door phone TV camera. In this system, a power supply line, a control line, and a telephone line are connected between a central control unit 2 and a plurality of indoor telephone units 3. And a line 1 such as a video transmission line. A plurality of intercoms 4 ₁ ... Are connected to the central control unit 2. If there is an incoming call of any of the intercoms 4 ₁ . Doorphone 4 ₁ …
, And controls the camera to take an image of the vicinity of the intercom 4 ₁ ..., Turns on the monitor TV 5 of each indoor communication device 3 to supply power, and starts the intercom TV camera. Is transmitted to each of the indoor communication devices 3 and the video is projected on the respective monitor TV 5.

When the handset 3a of any of the indoor communication devices 3 is picked up, the indoor communication device 3
, And a call line between the intercom 4 ₁ ... Is connected to enable a call. When the call is completed, the connection of the call line is released, the operation of the intercom TV camera is stopped, and the power of each monitor TV 5 is turned on. Turn off the supply and return the entire system to standby.

[0004]

By the way, in the above intercom system, as described above, the monitor T of each indoor communication device 3 provided in the system when the intercom 4 ₁ .
Since the power supply to the V5 is simultaneously performed to display the monitor image on each monitor TV, the central control unit 2 is controlled by the magnitude of the rush current flowing when the monitor TV5 is powered on and the magnitude of the current when the monitor TV5 is stabilized thereafter. However, there is a problem that the power supply device provided in the system becomes extremely large (actually, the number of required monitor TVs 5 differs depending on the size of the dwelling unit, so that the power supply device becomes excessive for a small system).

[0005] Therefore the monitoring TV5 to operate simultaneously on the intercom 4 ₁ ... when the incoming fixedly set in correspondence with the door intercom 4 ₁ ... each, the monitoring TV5 view the picture on the intercom 4 ₁ ... when the incoming fixed set Some systems use only the monitor TV5. In the case of this system, a monitor T that operates in response to an incoming call of the intercom 4 ₁ .
Since V5 is fixedly set when the system is installed, even if it is known where the reception of the intercoms 4 ₁ ... Occurs frequently during actual life, the monitor TV5 to be operated is changed according to the actual use. Could not be changed.

SUMMARY OF THE INVENTION The present invention has been made in view of the above-mentioned problems, and an object of the present invention is to provide an intercom system capable of controlling a monitor TV according to an actual use pattern and solving a power supply problem. To provide a monitor TV control method.

[0007]

SUMMARY OF THE INVENTION In order to achieve the above object, the present invention relates to a door phone TV for capturing an image of the vicinity of a door phone installed in conjunction with a call between a door phone provided at an entrance and an indoor communication device. The camera and the door when the intercom
Comparing the number of receptions of each indoor calling device corresponding to the phone sequentially
It is acceptable for the system to start from the one with the largest value.
Means for selecting within the range of
Turn on only the monitor TV installed in the indoor communication device
The monitor video of the intercom TV camera is displayed on the monitor TV.
It is be one.

[0008]

According to the present invention, it is possible to cope with a power supply capacity and a place where doorphone response is large in actual use.
Monitor TV to be activated when a door phone arrives is selected.
Therefore , the number of responses is large without exceeding the power supply capacity.
Monitor video on the monitor TV installed in the indoor communication device
Can be reflected.

[0009]

The present invention will be described below with reference to examples. (Embodiment 1) Since the entire system is the same as the conventional example,
With reference to the numbers used in the system, the embodiments of the main parts of the system of the present invention will be described in detail.

FIG. 1 shows a control C provided in the central control unit 2.
And PU6, intercom 4 ₁ ... to store or answering occurs most anywhere in the area A ₁ of the memory 7 which is set in correspondence with each compartment telephone communication apparatus 3 to the respective door intercom 4 ₁ ... ...
Shows the relationship between, CPU 6 may intercom 4 ₁ ... areas of the corresponding indoor telephone communication apparatus 3 of the memory 7 that is set corresponding to detecting the indoor telephone communication apparatus 3 that answering time to call on the intercom 4 ₁ ... of Add 1 to the value in A and count up.

[0011] Thus was the intercom 4 ₁ ... there is among, for example, 4 ₁ on the call of, intercom 4 ₁ CPU6 is that arrived
Sequentially comparing the answering number to each indoor telephone communication apparatus 3 in writing in the area A ₁ of the memory 7 corresponding to, from what that number is large number acceptable as a system in order, for example, three and, the upper the three monitors are installed in a room telephone communication apparatus 3 TV 5 serving to operate by supplying power during intercom call, displaying an image captured in the intercom 4 ₁ of the TV camera in each of the monitor TV 5 serving. If it encounters answering from the room telephone communication apparatus 3, CPU 6 counts up the answering number of the indoor telephone communication apparatus 3 that stores in the area A _1.

As described above, in this embodiment, each door phone 4
_In response to the incoming call of ₁ ..., The monitor TV 5 of the top three indoor communication devices 3 having a large number of responses to the doorphones 4 ₁ . The control of the monitor TV5 can be performed automatically. The number of monitors TV5 to be operated is determined by the power supply capacity, and is not particularly limited to the above three.

(Second Embodiment) If the memory configuration of the first embodiment is adapted to a time zone, control closely related to daily life can be performed. That is, in the present embodiment, as shown in FIG. 2, in the integrated work and residence house, a memory 7a corresponding to the monitor TV5 of the indoor communication device 3 installed in the workplace and a memory corresponding to the monitor TV5 of the indoor communication device 3 installed in the dwelling unit. 7b, the CPU 6 selects and sets the monitor TV5 to be operated based on the contents stored in the memory 7a when the door phone 4 ₁ ... Arrives in the daytime, and the memory 7b when the door phone 4 ₁ .
The monitor TV5 to be operated with the stored contents is selected and set.

Therefore, the monitor TV5 operated during the daytime and at night can be selected, and the monitor TV5 can be controlled according to living conditions. In the above case, the daytime and the nighttime are distinguished. However, as shown in FIG. 3, the monitor TV5 operated with the memories 7c and 7d respectively corresponding to the holidays and the weekdays may be selected. .

It is also possible to select a combination of daytime, nighttime, holidays and weekdays. It goes without saying that the number of monitors TV5 operated in each time zone is within the range in which the power supply capacity of the system is allowed. (Example 3) each indoor calls to the embodiment the area A ₁ of the first memory 7 is made to correspond to each door intercom 4 ₁ ... of the ... Set, intercom 4 ₁ ... incoming corresponding to the respective areas A ₁ ... The answer number of the device 3 is written, and the monitor TV 5 of the indoor communication device 3 up to the top three with the highest answer number is operated. Can be arbitrarily set by the setting means.

That is, the response number shown in FIG.
As shown in (b), for example, 20 is added to the number of calls corresponding to the indoor communication devices 3 of Nos. 1, 2, and 4 to change the third highest-order indoor communication device 3, and the intercom 4 corresponding to the area A concerned.
When there is an incoming call, the number 1,
The monitor TV5 corresponding to the second and fourth indoor communication devices 3 can be operated. FIG. 4C shows a state where the contents of the memory 7 are changed back to the original state after the contents are changed by the operation.

A priority memory is provided for determining and registering the monitor TV 5 to be operated when the intercom 4 ₁ ... Arrives according to the above-mentioned response number, and the determined storage contents of the priority memory are directly rewritten by setting means such as a keyboard. You may be able to do it. Further, in addition to operating the monitor TV 5 preferentially from the response number as described above, the monitor TV 5 to be operated directly may be set.

[0018]

According to the present invention, a door phone TV camera for picking up an image of the vicinity of a door phone in conjunction with a call between a door phone provided at the entrance and an indoor call device ,
The number of calls for each indoor communication device corresponding to the intercom
The system is compared in descending order of the numerical value.
Means for selecting within an acceptable number of units.
Only the monitor TV installed in the room communication device
Turn on the monitor TV and monitor the door phone TV camera.
Because the video is projected, in the power capacity and actual use,
A monitor TV that operates when an intercom is received is selected according to the location where the intercom responds frequently , so that it can be installed in indoor call devices that respond frequently without exceeding the power supply capacity.
Monitor video can be projected on the monitor
There than, an effect that can control the TV monitor in the form that matches the life pattern of the user.

[Brief description of the drawings]

FIG. 1 is an explanatory diagram of Embodiment 1 of the present invention.

FIG. 2 is an explanatory diagram of a second embodiment of the present invention.

FIG. 3 is an explanatory diagram of another example of the second embodiment of the present invention.

FIG. 4 is an explanatory diagram of a third embodiment of the present invention.

FIG. 5 is a schematic configuration diagram of an intercom system.

[Explanation of symbols]

6 CPU 7 Memory A ₁ ... area

────────────────────────────────────────────────── ─── Continuation of the front page (56) References JP-A-2-36661 (JP, A) (58) Fields investigated (Int. Cl. ⁷ , DB name) H04N 7/18 H04M 9/00

Claims (1)

(57) [Claims] 1. An intercom TV camera for taking an image of the vicinity of an intercom installed in conjunction with a call between an intercom provided at an entrance and an intercom equipment, and the intercom when an intercom is received.
The number of receptions of each indoor communication device corresponding to
Tables that are acceptable as a system in order from the one with the largest numerical value
Means for selecting in a range of numbers, the room being selected
Turn on only the monitor TV installed on the telephone
A monitor TV control method for an intercom system, wherein a monitor image of a door phone TV camera is projected on the monitor TV.