JPH03145367A - Common entrance management system for apartment complexes - Google Patents

Abstract

PURPOSE:To evade troublesome installation work of a coaxial line required for introducing the common front door management system using a door camera by sending a still picture form the door camera to a house via a telephone line and a telephone exchange. CONSTITUTION:A picture picked up by a door camera of a camera section 11 is converted into a still picture signal of a television telephone set at a picture processing section 12 and converted further into a cordless telephone signal and sent to a relevant house via a telephone line and a telephone exchange 31 and a still picture at a front door is displayed on a monitor 53 of the house. Moreover, the still picture signal is mixed with a signal sent/ received with an interphone section 14 provided to a common gatedoor and a number input section 15 or the like and the resulting mixed signal is sent. Thus, a troublesome installation work of installing a coaxial line for the transmission of a video signal is not required and when a telephone line is installed properly, the system is easily introduced to an existing multiple dwelling house or the like.

Description

[Detailed Description of the Invention] [Industrial Application Field] The present invention relates to a common entrance management system for apartment complexes such as condominiums, which transmits still images etc. from door cameras to residential units via telephone lines and telephone exchanges. Regarding the system.

[Prior Art] Conventionally, the video signal from a door camera installed at the common entrance of an apartment complex to display visitors on the monitor of the dwelling unit was transmitted using a coaxial cable suitable for transmitting high-frequency video signals. The system uses wires to transmit data to each dwelling unit, and if a new apartment building is being built, the equipment will be designed from the beginning, so it is possible to install it at an additional cost, but it is not possible to install this system after it is built. The construction work required to introduce the system was difficult and sometimes made it impossible.

[Problem to be solved by the invention] This invention eliminates the complexity of coaxial line installation work required when introducing a conventional common entrance management system using door cameras. The present invention provides a system that converts the still image signal into a still image signal, transmits the still image signal through a telephone line to a residential unit connected to the telephone exchange, and displays it on a monitor.

[Means for Solving the Problems] In order to solve the above problems, the present invention provides an intercom unit having a function of inputting and outputting audio, a door camera that images a visitor, etc., and a video signal from the door camera. an image processing section that converts into a still image signal for a videophone; a memory section that records the image-processed video signal; a number input section that inputs a housing unit number, etc.; a telephone number that stores a telephone number corresponding to the housing unit number, and a a storage unit that stores the housing unit number data input from the number input unit; an identification unit that determines a telephone number corresponding to the housing unit number data input from the number input unit and outputs a dialing signal; and an identification unit that outputs the dialing signal from the identification unit. and an entrance section comprising a control section that operates the door camera, image processing section, and memory section in response to the input of the dwelling unit number, and an exchange connection to a required telephone device, etc. based on data of the dwelling unit number from the control section. a telephone exchange connected to the telephone exchange and capable of communicating with the intercom unit;
Provided is a common entrance management system for an apartment complex that includes a memory unit that records the still image signal inputted through the telephone exchange, and a housing unit that includes a monitor that displays the still image signal recorded in the memory unit. It is something to do.

[Operations] As configured as above, in the communal entrance management system for apartment complexes according to the present invention, images captured by the door camera are converted into still image signals for videophone calls, and transmitted via telephone lines and telephone exchanges. The information is transmitted to the required dwelling unit, and a still image of the entrance is displayed on the monitor of the dwelling unit. Note that this still image signal is mixed with various signals sent and received between an intercom section and a number input section provided at the common entrance, and then transmitted.

Embodiment Hereinafter, a common entrance management system for an apartment complex according to the present invention will be explained in detail based on the drawings.

FIG. 1 is a block diagram of essential parts of an embodiment of a common entrance management system for apartment complexes according to the present invention. In the diagram, 1 is the common entrance of the apartment complex, and 2 is the residential unit (multiple) of the apartment complex.
It shows. In the communal entrance section 1, 11 is a camera section equipped with a door camera, etc., which takes images of visitors and outputs video signals. Reference numeral 12 denotes an image processing section which converts the video signal from the camera section 11 into a still image signal for a videophone based on, for example, an amplitude phase modulation method (TTC standard method). 13
is a memory unit that records one screen worth of still image signals converted by the image processing unit. Reference numeral 14 denotes an intercom section for making calls to desired residences, etc. Reference numeral 15 denotes a number input section, in which the residential unit number of the place to be visited is input using, for example, a numeric keypad. 16 is a control unit that controls each part of the common entrance. Reference numeral 17 denotes a storage unit that stores the program for the control unit 16, stores the telephone number corresponding to each housing unit number in a non-volatile memory, etc., and records data of housing unit numbers input from the number input unit 15, etc.

Reference numeral 18 denotes an identification unit that reads out a telephone number corresponding to data of the dwelling unit number inputted from the number input unit 15 etc. from the storage unit 17 via the control unit 16, and sends a dial signal of this telephone number from the control unit 16, for example. DTMF (Dual) -
output as multiple frequency) signal, etc.

A mixing section 19 mixes a still image signal outputted from the memory section 13, a dial signal outputted via the control section 16, a call signal inputted and outputted from the intercom section 14, and the like. Reference numeral 20 denotes an electric lock unit which unlocks the electric lock of the common entrance door in response to an unlock control signal from the control unit 16.

Reference numeral 31 denotes a telephone exchange, which connects the telephone line to the telephone equipment of the corresponding dwelling unit based on the dial signal output from the mixing section 19.

In the dwelling unit 2, 51 is an input/output section, and a telephone exchange 31
Detects a call signal from another person and hooks off.

Reference numeral 52 denotes a memory unit that records one screen worth of videophone still image signals input through the input/output unit 51. A monitor 53 displays the still image signal read out from the memory section 52 on a screen. 54 is a speech network, and an input/output section 51
Converts the 2-wire signal via the 4-wire signal into a 4-wire signal (sending signal, receiving signal). Reference numeral 55 denotes a handset, which uses four-wire signals inputted and outputted via the speech network 54 to communicate with the intercom section 14 or telephones of other dwelling units. Reference numeral 56 denotes an input unit, which is operated when inputting a signal to send a still image signal to the entrance unit 1 or to unlock the electric lock 20. 57 is a control section, and input section 5
Based on the operation 6, an image sending signal, an electric lock unlocking signal, etc. are output.

Next, the operation of the common entrance system for apartment complexes according to the present invention will be explained based on the flowchart shown in FIG. A visitor to a dwelling unit in an apartment complex first inputs the number of the dwelling unit to be visited at the common entrance section 1 by operating the numeric keypad or the like in the number input section 15 (Step 1, hereinafter abbreviated as STI). Based on the operation signal from the number input unit 15, the camera unit 11 is activated via the control unit 16 based on the program stored in the storage unit 17, and images of the visitor are taken (Sr1);
The video signal captured by the camera unit 11 is sent to the image processing unit 12, and is converted into a still image signal of a videophone based on the TTC standard system, etc. (Sr1). Still image signal converted by the image processing unit 12 is input to the memory unit 13, and one screen worth of still image data is recorded (Sr1).

On the other hand, the data of the dwelling unit number input from the number input section 15 is recorded in the storage section I7 via the control section 16, and the telephone number corresponding to the data of the dwelling unit number recorded in the storage section 17 is determined by the identification section 18. is read out, and a dial signal of this telephone number is outputted via the control unit 16 (Sr1).

This dial signal is sent to the telephone exchange 31 via the mixer 19.
Enter. The telephone exchange 31 uses this dial signal to connect a telephone line to the telephone device of the corresponding dwelling unit 2, and sends out a calling signal (Si2).

This calling signal is detected via the input/output section 51 (S
TY), hook-off 5T8), thereby connecting the telephone line between common entrance section 1 and dwelling unit 2 (Sr1)
, the footer off signal from the dwelling unit 2 is sent to the telephone exchange 31.
The still image data (STIO: Yes) is transmitted to the control unit 16 and recorded under the control of the control unit 16.
is read from the memory section 13 and sent out via the mixing section 19 (STl 1). The still image data from the mixing unit 19 is transmitted to the memory unit 52 via the human output unit 51 of the dwelling unit 2, which is already exchange-connected via the telephone exchange 31, and is recorded therein (ST12). Memory section 52 for this still image signal
If the reading is before the recording in the memory section 52 is completed (ST13: No), the time required to transmit one screen from the memory section 13 to the memory section 52 at most, for example, about 10 It will take a few seconds to read out. but,
After the recording is completed (ST13: Yes), the data is read out almost instantly (ST14). This read still image data is displayed on the monitor 53 (ST15). When recording of still image data in 5T13 is completed (
ST13: Yes), it becomes possible to talk between the intercom section engineer 4 and the handset 55 (ST16).
). If you want to see a new image of the common entrance area during a call, you can operate the input unit 56 and press, for example, the "image send" button to resend the still image signal (ST17: Ye
s) Based on this signal, the call between the handset 56 and the intercom section 14 is interrupted, and the control section 57 outputs an image sending signal (ST18).

In response to the image sending signal from the control unit 57, the input/output unit 51 switches the signal connection to the memory unit 52, and the communal entrance section 1 detects this image sending signal via the control unit 16.
T19), the control unit 16 causes the camera 11 to take an image at that point, converts it into a still image signal in the image processing unit 12, and sends out the new image recorded in the memory unit 13 again (STII
).

The above operation is performed by turning on the footer of the input/output section 51 (ST
20) Finish everything.

Note that during a call with the intercom section 14, the input section 5
If, for example, the "unlock" button for unlocking the electric lock 20 is pressed at step 6, the control unit 57 is activated based on the signal of this operation.
The unit number data and the electric lock unlocking code are output, and these signals are sent to the control section 16 via the input/output section 51, the telephone exchange 31, and the mixing section 19. Input section 56
The data of the residential unit number is sent to the identification unit 1 via the control unit 16.
8, the visitor etc. compares it with the data of the dwelling unit number inputted from the number input section 15, and if it fails, the electric lock unlocking code from the inputting section 56 is compared with the electric lock unlocking code read from the storage section 17. When a match is found, an electric lock unlocking control signal is output.

This control signal drives the electric lock unit 20 to unlock and open the common entrance door.

In addition, the input section 56 is provided with, for example, a "refusal" button, and by pressing this button when you do not want to talk to a visitor at the common entrance, you can press the "refusal" button stored in advance in the storage section 17. If a "rejection" code is sent from the control unit 57, the identification unit 18 will identify the signal, and the voice synthesis unit (not shown) will synthesize a voice signal such as a message to repel a hard sell, and output it from the intercom unit 14. You can also do this.

In addition, a camera and an image processing section are appropriately installed in the dwelling unit 2, and the video signal of the camera is converted into a still image signal of the videophone, and the input/output section 51 is connected via a memory section that records this signal.
It is also possible to send videophone calls via the telephone exchange 31 to a dwelling unit in the apartment complex or to the outside.

[Effects of the Invention] As explained above, in the common entrance management system for apartment complexes according to the present invention, the video signal from the door camera installed at the common entrance is converted into a still image signal for videophone calls, This signal is mixed with a telephone call signal, a signal for unlocking the electric front door lock, etc., and is transmitted to the required residence through the existing telephone line via a telephone exchange, so it is not necessary to transmit video signals as in the past. It does not require complicated construction work such as laying coaxial cables to existing buildings, and can be easily installed in existing housing complexes as long as telephone lines are already installed. Moreover, in the future, if a system with a higher performance standard than the above-mentioned TTC standard system emerges that allows transmission over telephone lines, it can be replaced without any special construction.

[Brief explanation of the drawing]

FIG. 1 is a block diagram of a main part of an embodiment of a common entrance management system for an apartment complex according to the present invention, and FIG. 2 is a flowchart for explaining the operation of the common entrance management system for an apartment complex. In the figure, 1 is a common entrance section, 2 is a dwelling unit (plural units), 11 is a camera section, 12 is an image processing section, 13.52 is a memory section, 1
4 is an intercom section, 15 is a number input section, 16.57 is a control section, 17 is a storage section, 18 is an identification section, 19 is a mixing section,
20 is an electric lock part, 31 is a telephone exchange, 51 is an input/output part,
53 is a monitor, 54 is a speech network, 55 is a handset, and 56 is an input section.

Claims (3)

[Claims] (1) An intercom unit that has a function to input and output audio, a door camera that takes images of visitors, etc., an image processing unit that converts the video signal from the door camera into a still image signal for videophone calls, and an image processed video a memory section for recording signals, a number input section for inputting a dwelling unit number, etc., a storage section for storing a telephone number corresponding to the dwelling unit number and storing the data of the entered dwelling unit number, and an input unit for inputting from the number input section. an identification unit that determines a telephone number corresponding to the housing unit number data and outputs a dial signal; an entrance section consisting of a control section that operates the intercom section; a telephone exchange that connects to a required telephone device based on a dial signal from the control section; and a telephone exchange that is connected to the telephone exchange and enables communication with the intercom section. a telephone device;
A housing complex characterized by comprising a memory section for recording the still image signal inputted through the telephone exchange, and a dwelling unit section comprising a monitor for displaying the still image signal recorded in the memory section. Entrance system. (2) An electric lock part that opens and closes according to a required control signal is provided in the entrance part, and an input part that outputs an electric lock unlocking signal etc. to the dwelling unit is provided, and the identification part is provided with an input part that outputs an electric lock unlocking signal etc. from the number input part. Compare the data of the dwelling unit number and the data of the dwelling unit number output together with the electric lock unlocking signal by operating the input section,
If they match, the electric lock unlocking signal is further compared and determined with the electric lock unlocking code read from the storage unit, and an electric lock unlocking control signal is outputted via the control unit to unlock the electric lock unit. The common entrance management system for an apartment complex according to claim 1, characterized in that the entrance is locked. (3) An input section is provided for outputting an image sending signal etc. to the dwelling unit section, and the image sending signal from the input section operates the door camera, image processing section and memory section via the control section, and the door camera 2. The common entrance management system for an apartment complex according to claim 1, further comprising: outputting a still image signal of a videophone call based on the captured image, and displaying this still image signal on a monitor of the dwelling unit.