JP2005328180A - Interphone system for multiple dwelling house - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide an interphone system for a multiple dwelling house capable of easily setting a name of a master unit installation place for a management room displayed on a living room master unit. <P>SOLUTION: The living room master unit 2 includes: a management room display name setting storage section 14 for storing a plurality of display data of display names of the master unit 1 for the management room in advance; and an operation section 15 for selecting and setting the display name of the master unit installation place for the management room, and a master unit CPU 11 uses an on-screen character display circuit 20 to allow a video display section 19 to display an operation menu for setting the name at start of the living room master unit 2. A user operates an operation section 15 while viewing the operation menu to select and set one of a plurality of the stored display data and to store the selected data to a RAM 21. When the living room master unit 2 is called from the master unit 1 for the management room, the set display name of the master unit 1 for the management room is read and the video display section 19 displays the name. <P>COPYRIGHT: (C)2006,JPO&NCIPI

Description

  The present invention relates to an intercom system for an apartment house, and more particularly to an intercom system for an apartment house that displays a caller or a callee when the parent machine receives a call or calls from the parent room. .

Conventionally, as an intercom system that displays the name of a caller or the like when a call is made, there is a configuration shown in Patent Document 1, for example. This is provided with a television monitor for projecting visitors to the living room master unit. For example, when a call is made from the door phone 1, the letters “door phone 1” are displayed on the television monitor, and it is easy to see where the call is from. It came to understand by.
JP 2001-238203 A

The intercom system shown in Patent Document 1 is for a detached house. If this character information display system is applied to an apartment house, the caller of the entrance child machine, the entrance hall machine, the management room, etc. It can be displayed on the machine. However, in the intercom system, all names are fixed and set, and there is no function for changing the name after construction.
However, in an apartment house, there are many cases where a disaster prevention center, a front desk, a reception desk, etc. are provided for management purposes, and in that case there is no management room. In such a case, for example, a management room base unit (control room base unit) is installed in the disaster prevention center. However, if the name displayed on the living room base unit remains the control room, the resident is confused. In this way, in the case of apartments, the display of the management room will vary depending on the property, but since it could not be changed easily, if you want to change it, connect a personal computer etc. It can only be handled by changing the CPU or replacing the CPU, which is very troublesome.

  Accordingly, the present invention has been made to solve the above-described problems, and an object thereof is to provide an intercom system for a collective housing that can easily set the name of a management room master unit installation location displayed on a living room master unit. It is said.

In order to solve the above-mentioned problem, the invention described in claim 1 includes a management room main unit for an administrator to call a resident and make a call, a video display unit, and a resident for a management room. A room base unit for calling by making a call by calling the base unit or by receiving a call from the base unit for the control room is connected to an interphone device such as the base unit for the control room, the base unit for the room, etc. In an intercom system for multi-dwelling houses equipped with a controller for controlling equipment, the living room master unit displays an on-screen character display circuit for displaying an operation screen on the video display unit and an installation location display of the management room master unit From the operation section to select and set, the management room display name setting storage section that stores a plurality of display data of the display name of the base location for the management room, and the display data of the management room display name setting storage section by operating the operation section Select and set one, text on the screen And a master unit display control means for displaying on the video display unit using a display circuit, when the master unit for the management room calls the master unit for the room, or when the master unit for the room calls the master unit for the management room In addition, the name of the management room base unit installation location selected and set is displayed on the video display unit.
With this configuration, when a call is made from the management room base unit, the name of the management room base unit installation location displayed on the video display unit of the living room base unit is set by the living room base unit. Since it is possible, the display name of the management room base unit installation location can be matched to the actual name, and the resident will not be confused. In addition, the name is set by a simple operation by simply selecting from among a plurality of names stored in advance while viewing the operation screen displayed by the character display circuit on the screen. There is no need for complicated functions to create and set, and the burden on the master display control means can be reduced and an inexpensive configuration can be achieved.
The operation screen refers to a screen displayed as an image for operation on the video display unit. When a touch panel is provided as an operation unit on the video display unit, the operation screen is easily operated by touch panel operation. In the case of a button having a separate operation unit, the operation screen is an operation guidance screen for that button.

According to a second aspect of the present invention, in the first aspect of the present invention, the operation unit is a touch panel assembled to the video display unit.
With this configuration, setting can be performed simply by touching the operation screen, and the setting operation is easy to understand.

The invention according to claim 3 is the invention according to claim 1 or 2, wherein the resident calls the management room master unit and makes a call to the living room base unit, or receives a call from the management room base unit. The extension master unit has a video display unit and an on-screen character display circuit for displaying an operation screen on the video display unit. When the display name of the machine installation location is selected and set, it has an extension master display control means for receiving the control signal including the display name data transmitted from the living room master and displaying the same name. When a call is made from or when a management room base unit is called, the name of the selected management room base unit is displayed on the video display unit of the extension base unit. .
By configuring in this way, the name of the management unit's master unit installation location set in the office master unit is also displayed on the extension master unit, so even if the extension master unit is connected, only the master unit can be set. Just do it.

The invention of claim 4 has a management room master unit for the manager to call the resident and make a call, and a video display unit, and the resident calls the management room base unit to make a call, or A room base unit for receiving a call from the base unit for the management room, and a controller for controlling the connected devices to which interphone devices such as the base unit for the management room and the base unit for the room are connected. In the intercom system for multiple dwelling houses, the controller receives the operation of the operation unit that selects and sets the name of the management unit master unit installation location displayed by the master unit in the living room at the same time or in units of systems. Control room display control means for generating a control signal for controlling the base unit of the living room, and the base unit of the living room stores and saves a plurality of display data of the display name of the base unit installation location for the management room And the control room display name in response to the control signal A display unit for selecting and displaying one display data from the fixed storage unit and displaying characters on the video display unit. When the master unit for the management room calls the master unit, or When the management room base unit is called, the name of the management room base unit installation location that is selected and set is displayed on the video display unit.
By configuring in this way, when the call is made from the management room base unit, the name of the management room base unit installation location displayed on the video display unit of the living room base unit can be set. For example, even if it is a reception, the display can be changed accordingly, and the resident will not be confused. In addition, since this setting is performed from the controller all at once or in units of systems, it is not necessary to make settings for each individual room, and the setting operation is easy even in an apartment house with many dwelling units. In addition, different names are not set in each room.

According to a fifth aspect of the present invention, in the invention according to the fourth aspect, the display name of the management room master unit installation location of the living room master unit can be set by operating the operation unit of the management room master unit. The management room base unit has a management room base unit display control means for sending a display setting control signal to the control unit by a display name setting operation of the management room base unit installation location. In response to the setting control signal, a control signal is generated that changes the name of the management room base unit installation location displayed by the base unit for the living room all at once or in units of systems.
By configuring in this way, it is possible to select and set the name of the management room master unit installation location displayed on the master unit by operating the control unit from the management unit master unit, and it is not necessary to bother operating the control unit. . Therefore, it is not necessary to provide a dedicated operation unit consisting of, for example, a DIP switch in the controller, and operation buttons such as a numeric keypad that are originally provided with the operation unit of the master unit for the management room can be used. There is no need to provide a section.

The invention according to claim 6 is the invention according to claim 4 or 5, wherein the resident calls the master unit for the management room and makes a call to the master unit for the living room or receives a call from the master unit for the management room. An extension base unit for making a call is connected, and the extension base unit has a video display unit and an on-screen character display circuit for displaying the setting name of the base unit for the control room on the video display unit. When the display name of the management room base unit is selected and set, it has an extension base unit display control means for receiving the control signal including the display name data transmitted from the room base unit and displaying the same name, When a call is made from the master unit for the control room, or when the master unit for the control room is called, the display name of the set base unit location for the control room is displayed on the video display section of the extension master unit. It is characterized by that.
By configuring in this way, the name of the management unit's master unit installation location set in the office master unit is also displayed on the extension master unit, so even if the extension master unit is connected, only the master unit can be set. Just do it.

  According to the present invention, the name of the management room parent device installation location displayed on the video display unit of the living room parent device can be set by the living room parent device, the control device, or the management room parent device. The display name of the machine installation location can be matched with the actual name, and the resident will not be confused. In addition, the name is set by a simple operation by simply selecting from among a plurality of names stored in advance while looking at the operation screen displayed by the character display circuit on the screen. By using a simple setting operation for selecting the name of the device, a complicated function for creating and setting display characters is not required, and the burden on the parent device display control means is reduced and an inexpensive configuration is sufficient.

DESCRIPTION OF EXEMPLARY EMBODIMENTS Hereinafter, embodiments of the invention will be described in detail with reference to the drawings. FIG. 1 is a block diagram showing an example of an intercom system for a collective housing according to the present invention, a management room master unit 1 installed in a management room and the like, a living room base unit 2 for talking with visitors, A control device 3 for controlling equipment, an extension master device 4, an entrance cordless handset 5 installed at the entrance of the living room for talking with the resident, and a collective entrance set installed at the collecting entrance for talking with the resident 6 and 7 is a dwelling unit. The extension master unit 4 and the entrance slave unit 5 are connected to the living room master unit 2, and the living room master unit 2 is connected to one or a plurality of control system trunk lines 8 extending from the control unit 3. The management room master unit 1 and the collective entrance unit 6 are connected to the control unit 3, respectively.
The living room master unit 2, the extension master unit 4, and the entrance slave unit 5 are installed for each dwelling unit 7, and are installed according to the number of dwelling units.

  2 and 3 show circuit diagrams of the respective devices. The circuit configuration of the device will be described in the following order based on FIGS. As shown in FIG. 2, the living room master unit 2 is also a parent unit display control means. The parent unit CPU 11 that controls each circuit of the living room master unit 2, the ringing tone control circuit 12 that controls the ringing tone, and the ringing tone. Speaker 13, management room display name setting storage unit 14 storing a plurality of display names of management room master units, an operation unit 15 including a touch panel for setting display names of management unit base units, and a main trunk of the controller 8 is a control unit IF circuit 16 for connecting to the main unit 8, an entrance unit IF circuit 17 for connecting the front unit 5, an expansion IF circuit 18 for connecting the expansion base unit 4, and an image composed of a liquid crystal display. It has an on-screen character display circuit 20 for displaying a character screen on the display unit 19 and a memory (RAM) 21 for storing the display name of the selected management room master unit.

The extension base unit 4 is also an extension base unit display control means, and an extension base unit CPU 23 that controls each circuit of the extension base unit 4, a ringing tone control circuit 24 that controls the ringing tone, and a ringing tone. On-screen character display circuit 29 for displaying a character screen on a speaker 25, a base unit IF circuit 26 for connecting the room base unit 2, an operation unit 27 including a touch panel for calling operation, and a video display unit 28 including a liquid crystal screen And a memory (RAM) 30 or the like for storing the display name of the selected management room master unit location.
The living room master unit 2 and the extension master unit 4 shown in FIG. 1 are provided in handsets 2a and 4a for calling, operation units (for example, unlock buttons) 2b and 4b including push buttons, and the collective entrance unit 6 as well. 2 has a demodulation circuit for outputting the camera-captured video signal transmitted from the camera 31 or the like to the video display units 19 and 28, but is omitted in the circuit block diagram of FIG.

As shown in FIG. 3, the controller 3 includes a first communication circuit 33 for communicating with the living room master unit 2, a controller CPU 34 that is also a controller setting control means and controls each circuit of the controller, and a management room master unit. An operation unit 35 comprising a DIP switch for selecting and setting the display name of the installation location, a second communication circuit 36 for communicating with the management room master unit 2, and a third communication circuit 37 for communicating with the collective entrance unit 6 are provided. It has been.
Further, the management room base unit 1 is a communication circuit 39 for communicating with the control unit 3, a voice synthesis circuit 40, a speaker 41, a management room base unit setting control means, and each circuit of the management room base unit. A management room master CPU 42 that controls the telephone, a call part 43 having a handset 1a for making a call with the room master 2, an operation part 44 having a numeric keypad, and a display part 45 for displaying information are provided.

  The collective entrance machine 6 includes a communication circuit 47 for communicating with the controller 3, a voice synthesis circuit 48, a speaker 49, a collective entrance machine CPU 50 for controlling each circuit of the collective entrance machine 6, and a call with a resident. It has a call unit 51 having a microphone and a speaker, a display unit 52 composed of a liquid crystal screen for displaying information as an image, and an operation unit 53 composed of a touch panel provided on the front surface of the display unit for the resident to perform a call operation. The collective entrance machine 6 is provided with an operation circuit for the camera 31 that images a visitor, a modulation circuit for transmitting the image captured by the camera 31 to the living room master unit 2 and the like, which are omitted here. .

  The apartment intercom system configured in this way operates as follows. However, here, the description will focus on the setting operation of the display name of the management room master unit installation location displayed on the living room master unit, which is the main part of the invention. Moreover, in this embodiment, it is comprised so that the name of the main | base station installation place for management rooms displayed on the living room main | base station 2 can be set from any of the management room main | base station 1, the living room main | base station 2, and the control machine 3. Yes.

First, there will be described a case where there is no setting control of the display name of the management room master unit installation location by an operation from the management room master unit 1 or the control unit 3 and the setting is performed by the living room base unit 2.
The base unit CPU 11 of the living room base unit 2 is activated while pressing a call button for a hands-free call, so that the character display circuit 20 on the screen displays the screen of the video display unit 19 as shown in FIG. A setting screen for setting the management room master unit as an operation screen is displayed. The management room button 55 is selected from these, and the touch panel which is the operation part 15 is pushed. The other character display portions indicate other operation functions.
If the management room button 55 is operated, it will move to the operation screen of FIG.4 (b). On this screen, the management room call button name is displayed, and one of a plurality of display data stored in advance in the management room display name setting storage unit 14 is displayed. Here, first, “management room” is displayed in the display name display section 57. Each time the display name selection unit 57a is pressed, the names stored in the order shown in FIG. 4C are sequentially displayed on the display name display unit 57. Here, in addition to the management room, “front”, “reception”, and “disaster prevention center” are stored. Then, when the corresponding name is displayed, the “present” setting button 58 of the management room calling button display is pressed to set the display name.

  In this way, the display name of the management room master unit installation location is set and stored in the RAM 21. After that, if there is a portion where the management room base unit installation location is displayed, the set name is displayed. When the display name of the management room base unit installation location is set, the living room base unit 2 adds the display name data to the control signal and sends it to the expansion base unit 4 via the expansion IF circuit 18. The extension base unit 4 receives this control signal and stores the setting information in the RAM 30. Thereafter, the display name of the management room base unit installation location is changed to the same as that of the living room base unit 2.

  In this state, when the management room base unit 1 calls the room (dwelling unit), the call signal is received by the base unit CPU 11 of the room base unit 2 via the controller IF circuit 16. The room master 2 that has received the call signal sends a management room called command from the master CPU 11 to the extension master 4 via the extension IF circuit 18. The expansion base unit 4 receives the management room called command via the base unit IF circuit 26 by the expansion base unit CPU 23. After the communication is established in this way, the room master unit 2 and the extension base unit 4 display the caller on the video display units 19 and 28 by the name of the management unit base unit installation location set by the above setting operation, and at the same time A ringing tone is sounded from the speaker 13 of the base unit 2 and the speaker 25 of the extension base unit 4. In response to this call, if any one of the handsets 2a, 4a of the living room master unit 2 or the extension master unit 4 is picked up, a call is performed with the management room master unit 1.

When calling the management room base unit 1 from the living room base unit 2, the touch panel which is also the operation unit 15 of the living room base unit 2 is operated, and is set and displayed by the above setting operation from the calling screen displayed on the video display unit 19. The management room master unit 1 can be called by touching the call button of the management room base unit installation location with the designated name. Also, when the management room base unit 1 is called from the extension base unit 4, the management room base unit 1 can be called by performing the same operation as the operation called from the living room base unit 2.
When the visitor calls the room (dwelling unit) from the collective entrance machine 6, the room master unit 2 and the extension master unit 4 that have received the call display the name display of the collective entrance machine 6 on the video display units 19 and 28. The ringing sound is emitted from the speakers 13 and 25, and when there is a call from the entrance slave unit 5 installed in each dwelling unit, the living room master unit 2 and the extension master unit 4 enter the video display units 19 and 28. The name of the handset 5 is displayed and a ringing tone is emitted from the speakers 13 and 25. A call is made by picking up the handsets 2a and 4a.

In this way, when a call is made from the management room base unit, the name of the management room base unit installation location displayed on the video display unit of the living room base unit can be set by the living room base unit. No one gets confused. Further, since the name is set by a simple operation of selecting from a plurality of names stored in advance while viewing the operation screen displayed by the character display circuit on the screen, the setting is easy. Furthermore, by using a simple setting operation to select a plurality of saved names, there is no need for a complicated function for creating and setting display characters, and the burden on the parent device display control means is small and the structure is inexpensive. That's it.
In addition, it can be set simply by touching the operation screen, the setting operation is easy to understand, and the name of the management unit base unit installation location set in the room base unit is also displayed on the extension base unit, so the extension base unit is connected. Even if it is set, the setting operation may be performed only for the parent device.

Next, the case where the display name of the management room master unit installation location is set by the controller 3 will be described. The set numerical value of the operation unit 35 composed of the DIP switch provided in the controller 3 and the plurality of display data stored in the living room master unit 2 are set to correspond one-to-one. When setting with the control machine 3, it sets to the number of the name to set by operating this operation part 35 before starting the living room main | base station 2. FIG. In this way, when the controller CPU 34 receives the control signal sent to the controller 3 when the master CPU 11 of the living room master 2 is activated via the controller IF circuit 16 and the communication circuit 33, the controller 3 From the first communication circuit 33 and the controller IF circuit 16, initial setting information as a control signal including management room display name setting information set by the controller 3 is sent to the master CPU 11.
In addition, the operation unit 35 of the controller 3 is configured to select whether to change the display name to all the parent rooms 2 at once or to be performed in units of systems, depending on the setting of the operation unit 35. , One can be selected.

When receiving the initial setting information from the controller 3, the master CPU 11 reads the management room display name setting information from the initial setting information, and among the plurality of display data stored in the management room display name setting storage unit 14, The display name of the management room base unit installation location that matches the information is selected and stored in the RAM 21. Then, the setting information is added to the control signal and sent to the extension master unit 4 via the extension IF circuit 18. In response to this control signal, the extension master CPU 23 stores the setting information in the RAM 30. Thereafter, the display name of the management room base unit installation location is changed to the same as that of the living room base unit 2.
The system operation in this state is the same as in the case of setting in the room master unit 2. When a call is received from the management room base unit 1, the room base unit 2 and the extension base unit 4 display the video display unit 19. , 28, when the caller is displayed with the name of the management room base unit set by the above settings and the management room base unit 1 is called from the living room base unit 2 or the extension base unit 4 In the call screen, a call button with the name of the management room base unit set by the setting operation is displayed, and the management room base unit 1 can be called by touching the call button.

As described above, the name of the management room base unit installation location displayed on the base unit from the control unit can be set, so that it is not necessary to operate and set each base unit. Moreover, since it can set simultaneously or for every system | strain by setting from a control machine, even if it is a large-scale apartment house with many dwelling units, a setting can be implemented easily. In addition, if the setting from the controller is prioritized over the setting from each living room parent machine, a different name is not set for each living room parent machine, and a reliable setting can be made.
Although the operation unit 35 of the controller 3 is a DIP switch, if a numeric keypad is provided, it may be used.

Finally, the case where the name of the management room base unit installation location displayed on the living room base unit 2 by the operation of the management room base unit 1 will be described. The management room base unit 1 includes a numeric keypad as the operation unit 44. The setting of the name of the management room parent device installation location displayed on the living room parent device 2 is performed by operating this numeric keypad.
With the predetermined operation of the numeric keypad, the control room 3 is connected to the control room 3 via the communication circuit 39 of the management room base station 1 and the first communication circuit 33 of the control room 3. A display setting control signal for changing the display of the machine installation location is transmitted.
Upon receiving this display setting control signal, the controller 3 sends initial setting information as a control signal including management room display name setting information to the living room master unit 2 via the first communication circuit 33. When receiving the initial setting information, the master CPU 11 reads the management room display name setting information from the received information, and matches the information among the plurality of display data stored in the management room display name setting storage unit 14. The display name of the management room base unit installation location is selected and stored in the RAM 21. Then, a control signal including the display name data is sent to the extension master unit 4 via the extension IF circuit 18. In response to this control signal, the extension master CPU 23 stores the setting name in the RAM 30. Thereafter, the display name of the management room base unit installation location is changed to the same as that of the living room base unit 2.
In addition, as for the display name change mode of the management unit master unit installation location of the management unit master unit 2 from the management unit master unit 1 as well as the setting of the control unit 3 and the like, the system unit and the change of all living units at the same time Can be selected.

  The system operation in this state is the same as that in the setting in the above-described room master unit 2. When a call is received from the management room base unit 1, the room base unit 2 and the extension base unit 4 display the video display unit 19, When calling the management room base unit 1 from the living room base unit 2 or the extension base unit 4 by displaying the name of the management room base unit installation location set by the above setting on the screen 28 Then, a call button for the name of the management room parent device installation location set by the setting operation is displayed on the call screen, and the management room parent device 1 can be called by touching the call button.

  In this way, by using, for example, the numeric keypad which is the operation unit of the management room base unit, the name of the management room base unit installation location displayed on the living room base unit is selected and set to operate the control unit. There is no need. Therefore, there is no need to provide a dedicated operation unit in the controller, and there is no need to provide a separate dedicated operation unit by using the operation buttons such as the numeric keypad originally provided in the management room master unit as the operation unit. . In addition, as with the above controller, it can be easily set all at once or for each system, and there is no need to set for each individual parent unit. Etc. can be easily set.

In addition, the said embodiment becomes a structure which can set the name of the main | base station installation place for management rooms displayed on the living room main | base station 2 from any of the management room main | base station 1, the living room main | base station 2, and the control machine 3. However, it is sufficient that at least one of them can be set.
Moreover, although the operation part 15 which sets the display name of the main | base station installation place for management rooms of the living room main | base station 2 is made into the touch panel, an operation button is arrange | positioned around the video display part 19 without providing a touch panel, and an operation part is set. In this case, the setting is performed by operating the operation button while viewing the operation screen displayed on the video display unit 19.
Furthermore, although the said embodiment demonstrated the change operation of the display name of the main | base station installation place for management rooms in an apartment house, it is the same change even if it is another name not only the name of the main | base station installation place for management rooms It can be changed by operation, and the same configuration can easily cope with the change of the name displayed on the base unit of the detached house.

It is a block diagram of the intercom system for apartment houses which shows an example of embodiment of this invention. It is a part of circuit block diagram of each apparatus of FIG. It is a part of circuit block diagram of each apparatus of FIG. The management room display name setting screen of a video display part is shown, (a) is a screen for selecting the name setting mode of the base unit for the management room, and (b) is a screen for selecting the name of the base unit for the management room. , (C) shows name display data of a management room master unit installation location stored in advance.

Explanation of symbols

  1 .... Master unit for management room, 2 .... Master unit for living room, 3 .... Control unit, 4 .... Additional master unit, 11 .... Master unit CPU (master unit display control means), 14 .... Management room display name Setting storage unit, 15 ..Operation unit, 19 ..Video display unit, 20 ..Character display circuit on screen, 23 ..Additional master CPU (additional master display control means), 27 ..Operation unit, 28. · Video display unit, 29 · · On-screen character display circuit, 34 · · Controller CPU (control device display control means), 35 · · Operation unit, 42 · · Master room CPU for management room (main unit display for management room) Control means), 44..

Claims (6)

A master unit for a management room for a manager to call a resident and make a call, and a video display unit, and a resident calls the master unit for the management room to make a call, or the master unit for the management room Apartment house comprising a living room base unit for receiving a call from and a control unit to which interphone devices such as the management room base unit and the living room base unit are connected and control the connected equipment In intercom system for
The living room base unit includes an on-screen character display circuit for displaying an operation screen on the video display unit, an operation unit for selectively setting an installation location display of the management room base unit, and the management room base unit installed. A management room display name setting storage unit that stores a plurality of display data of the display name of the place, and one of the display data of the management room display name setting storage unit is selected and set by the operation of the operation unit, and the character display on the screen A master display control means for displaying on the video display unit using a circuit,
When the management room base unit calls the room base unit, or when the room base unit calls the management room base unit, the name of the management room base unit installation location that is selected and set is An intercom system for an apartment house characterized by being displayed on a video display unit. The intercom system for an apartment house according to claim 1, wherein the operation unit is a touch panel assembled to the video display unit. An extension main unit is connected to the living room base unit for a resident to call the management room base unit to make a call, or to receive a call from the management room base unit and make a call,
The extension base unit has a video display unit and an on-screen character display circuit for displaying an operation screen on the video display unit, and the display name of the management unit base unit installation location is selected and set in the base unit. If so, it has an extension master display control means for receiving the control signal including the display name data transmitted from the living room master and displaying the same name,
When a call is made from the master unit for the management room, or when the master unit for the management room is called, the name of the selected master unit location for the management room is the video display unit of the extension master unit The intercom system for collective housing according to claim 1 or 2, wherein the intercom system is displayed. A master unit for a management room for a manager to call a resident and make a call, and a video display unit, and a resident calls the master unit for the management room to make a call, or the master unit for the management room Apartment house comprising a living room base unit for receiving a call from and a control unit to which interphone devices such as the management room base unit and the living room base unit are connected and control the connected equipment In intercom system for
The control unit is configured to select and set the name of the management unit base unit installation location displayed by the base unit for all living rooms at the same time or in units of systems, and receives the operation of the control unit to control the base unit. Controller display control means for generating a control signal to be controlled,
The living room base unit includes a management room display name setting storage unit that stores a plurality of display data of display names of the management room base unit installation location, and one management room display name setting storage unit that receives the control signal. A master unit display control means for selecting and setting display data and displaying characters on the video display unit;
When the management room base unit calls the room base unit, or when the room base unit calls the management room base unit, the name of the management room base unit installation location that is selected and set is An intercom system for an apartment house characterized by being displayed on a video display unit. It is possible to set the display name of the management unit master unit installation location of the living room master unit by operating the operation unit of the management unit master unit, and the management unit master unit is a management unit master unit It has a master unit display control means for a management room that sends a display setting control signal to the controller by a display name setting operation of the installation location,
In response to the display setting control signal, the controller generates a control signal for changing the names of the management room master units displayed by the living room master unit at the same time or in units of systems. The intercom system for apartment houses according to claim 4. An extension main unit is connected to the living room base unit for a resident to call the management room base unit to make a call, or to receive a call from the management room base unit and make a call,
The extension master unit has a video display unit and an on-screen character display circuit for displaying the setting name of the master unit for the management room on the video display unit. When the display name is selected and set, it has an extension master display control means for receiving the control signal including the display name data transmitted from the living room master and displaying the same name.
When a call is made from the management room base unit or when the management room base unit is called, the name of the selected management room base unit installation location is the video display of the extension base unit. 6. The intercom system for collective housing according to claim 4 or 5, wherein the intercom system is displayed on a section.

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