JP2585817B2 - Housing phone - Google Patents

Description

Description: BACKGROUND OF THE INVENTION The present invention relates to a telephone for an apartment house, and more particularly to a public communication network, and a private branch exchange and a dwelling unit doorphone accommodating a manager room unit, a collective entrance unit, a telephone unit, and the like. Related to a collective housing telephone which can be accessed.

[Prior Art] Conventionally, as shown in FIG.
(N is 11, 12,...) Is a telephone unit 1 provided with a dial signal transmission circuit 2, a communication circuit 3, a dialer 5, and a numeric keypad 6,
Handset 4. Telephone unit 1 is connected to the terminal T ₁₁ via one of the contacts of the change-over switch 21. It is connected to the terminal T ₁₂ from the other contact via the collective housing interface circuit 22. The changeover switch 21 is controlled by the CPU 23. Terminal T ₁₁ is connected to a public communication network LS via the subscriber line SUB. Terminal T ₁₂ is connected to a collective housing control device 24 via the collective housing adapter AD _11. Control unit for apartment house
Similarly, 24 is connected to another apartment house telephone T ₁₂ ‥‥, an administrator room unit CU ₁₁ and an apartment entrance CU ₁₂ via an apartment house adapter AD ₁₂ ‥‥.

[Problems to be Solved by the Invention] In order to construct a multi-family telephone system using the multi-family telephones TE ₁₁ , TE ₁₂ ... Of this configuration, the multi-family housing adapters AD ₁ , AD ₂ ‥‥ and the telephone unit In order to make the interface with the same one, the interface circuit 22 for multiple dwelling units must be provided in each of the telephone sets TE ₁₁ , TE ₁₂ # for multiple dwelling units. There is no exchange function to connect the apartment housing telephones TE ₁₁ and TE ₁₂で, so there is a drawback that calls between the apartment housing telephones TE ₁₁ and TE ₁₂ must use the paid public telephone network. .

[Object of the Invention] The present invention has been made in view of the above-mentioned difficulties, and uses a private branch exchange as a control unit for an apartment house, has a same interface as a public communication network, an office room unit, and a telephone unit. The purpose of the present invention is to provide a collective housing telephone capable of accommodating a telephone in a private branch exchange, thereby simplifying the circuit of the collective housing telephone and realizing a call between the collective residential telephones via the private branch exchange.

Means for Solving the Problems In order to achieve the above object, a collective housing telephone according to the present invention has a telephone unit capable of making a telephone call with a manager room unit, a collective entrance unit and a dwelling unit door phone, , A collective housing telephone provided with a private entrance exchange and a private branch exchange in which a telephone unit is accommodated, wherein the collective residential telephone has a telephone unit connected to a subscriber line to a public communication network and an extension to a private branch exchange.
An extension changeover switch that is switchably connected under the control of U, a dwelling unit changeover switch that connects the telephone unit to the extension and dwelling doorphone via the extension changeover switch under control of the CPU, and a premises that is connected to the extension and is connected to the CPU. An extension ringer that informs that an extension has been received from the exchange,
An automatic dial signal transmitter which is connected to the extension and transmits an automatic dial signal to a local exchange under the control of the CPU.

[Embodiment] Hereinafter, a preferred embodiment of a collective housing telephone according to the present invention will be described in detail with reference to FIG.

The apartment house telephone TEn shown in FIG.
‥) are the subscriber lines SUB ₁ and SUB ₂ to the public communication network LS at terminal T _1.
‥ are respectively connected, the terminal T ₂ are extension CEL ₁ to private branch exchange PBX, CEL ₂ ‥‥ are respectively connected.

The private branch exchange PBX accommodates a collective device CUn (n = 0 is a supervisory room unit, n = 1 to 3 is a collective entrance unit, and n = 4 to 6 is an automatic door), and is connected to a public communication network via a line trunk TRK. L
You can make external calls to S.

Housing for telephone TE ₁ dial signal transmission unit 2, the speech circuit 3, dialer 5, the telephone unit 1 and provided handset 4 provided numeric keypad 6.

The outside line communication system, outside line hold circuit 9, the provided outside line ringer 10, the terminal T ₁ is connected to the subscriber line SUB ₁ and external hold circuit 9
When a ringing tone is transmitted from the public communication network LS, the external ringer 10 operates to notify the CPU 19 that an incoming call has been received from an external line. The external line holding circuit 9 is operated to hold the external line.
Further, the normally closed side of the extension changeover switch 7 terminals T ₁ and normally open side is connected to the switching contact of the dwelling entrance changeover switch 8, switching contact extension changeover switch 7 is a dial signal transmission circuit 2 of the telephone unit 1 Input Connect to the side.

Extension ringer 11 for extension call system, automatic dialing signal transmission device 12 is provided to connect the terminals T ₂ and extension ringer 11 and automatic dialing signal transmission unit 12 which extension CEL ₁ is connected, ringing tone from PBX PBX Is transmitted, the extension ringer 11 operates to notify the CPU 19 that there is an incoming call from the extension. The normally closed side of the dwelling unit entrance changeover switch 8 is a terminal T ₂ ,
Normally open side dwelling intercom interface 15 is connected to the dwelling door phone 16 via the terminal T _3. In addition, security data from the security device 17 to which the emergency notification sensor S ₁ , gas leak alarm sensor S ₂ , fire alarm sensor S ₃ , and door alarm sensor S ₄ provided in the living room are connected, is transmitted to the CPU 19 via a terminal T _4.
The CPU 19 sends a dial signal corresponding to the security data from the automatic dial signal transmitter 12 to the private branch exchange PBX. The private branch exchange PBX call the management person room machine CU ₀ provided with a de-play DIS based on the input dial signal, to display the security data to di play DIS of management person room machine CU _0.

Extension switch 7 and door switch 8
It operates under the control of the CPU 19, and can perform an outside line call, an extension line call, and a dwelling unit door phone call.

With the operation of the off-hook + numerical key 6, both the extension changeover switch 7 and the dwelling unit entrance changeover switch 8 do not operate, and external line communication is possible. In addition, the function button FKn (n = 1 is an extension button, n = 2 is a dwelling unit button, and n = 3 is a janitor button)
Hook + extension changeover switch 7 is operated extension button FK ₁ + numeric keypad 6 is operated, it is internal call with another collective housing phone.

Hook + dwelling button FK ₂ in extension changeover switch 7 and dwelling entrance changeover switch 8 can operate to dwelling intercom calls together.

When the administrator button FK ₃ is pressed, the extension changeover switch 7 operates,
Automatic dial signal transmitter 1 is used for dialing to CU ₀
Sent from 2 to the private branch exchange PBX. In this case, in addition to a speaker call using the call amplifier 14 and the speaker 14a, a call using the handset 4 can be made with normal off-hook.

The operations of the extension changeover switch 7 and the dwelling unit changeover switch 8 for an incoming call are the same as those for an outgoing call.

In the thus constituted collective housing telephone TE ₁ [action of the invention, by dialing the keypad 6 goes off hook the collective housing telephone TE _1, telephone number dialed by the liquid crystal display 13 displays, external You can talk. The external line ringer 10 operates when an external line arrives, and can respond to an external line incoming call by going off-hook.

Outgoing and incoming calls remain off-hook, function button FKn
If you press, an extension call with another collective housing telephone TE ₂ , a dwelling unit intercom call with the dwelling unit intercom 16, a manager room unit CU ₀
The external line holding circuit 9 operates under the control of the CPU 19 to hold the external line. To return to the held outside line call, the corresponding function button FKn is pressed again. When the function button FKn is pressed again, the outside line holding circuit 9 is restored and a normal outside line call can be made.

Extension button FK ₁ from the off-hook in the collective housing for the telephone TE ₁
Pressing the extension number is sent from the dialer 5 operates extension changeover switch 7 by dialing the extension number of the collective housing telephone TE ₂ to private branch exchange PBX. At this time, when the extension service functions 3 meeting such private branch exchange PBX is assigned, the other collective housing telephone TE ₃ can three-way conference call.

It can be called by pressing the extension number using the numeric keys provided in the set entrance machine CU ₁ a collective housing telephone TE _2. When the ten key 6 is operated while performing an extension call between the collective entrance machine CU ₁ and the collective housing telephone TE ₂ , the automatic door CU ₄ is opened.

If the private branch exchange PBX is equipped with a mailbox or the like, send a specific number from the outside line or extension (after dialing the equivalent of a mailbox in the case of an outside line), "Please talk because you are connected to the mailbox." Is transmitted to the transmitting side, and the message is stored in a box corresponding to the specific number. From the off-hook in the collective housing for the telephone TE _2,
Pressing the extension button FK _1, is closed by dialing a specific number on the numeric keypad 6 is selected mailbox via the extension changeover switch 7, it is possible to listen to the message of the mail box corresponding to a specific number.

If there is a call forwarding service functions to the private branch exchange PBX incoming call to the collective residential phone TE ₂ is transferred to the management person room machine CU _0.

Since gas leakage alarm sensor S ₁ is the extension of the management human chamber machine CU ₀ from automatic dialing signal transmission unit 12 is transmitted is gas leakage data from the security device 17 to the CPU19 when detecting gas leakage is sent to the private branch exchange PBX, Moderator originator of the extension number and gas leakage data management person room machine CU ₀ and set residential phone TE ₂ is connected is displayed on the display DIS of management person room machine CU ₀ can immediately deal with the gas leak alarm.

[Effects of the Invention] As is clear from the above embodiments, according to the collective housing telephone of the present invention, it is used as a terminal of a collective housing telephone system, and can be used as an administrator room, a collective entrance, and a collective housing telephone. Can be realized via a private branch exchange, and can access a public communication network, a private branch exchange containing a manager room unit, a collective entrance unit, a telephone unit, and a dwelling unit door phone.

[Brief description of the drawings]

FIG. 1 is a block diagram of a collective housing telephone according to the present invention,
FIG. 2 is a block diagram of a conventional collective housing telephone. 1 telephone set PBX private branch exchange 7 extension changeover switch 8 dwelling unit entrance changeover switch 11 extension ringer 12 automatic dial signal transmitter 16 dwelling doorphone 19 CPU CU ₀ management Person room units CU _{1 to} CU ₃ … Multi-entrance unit LS… Public communication network T ₁ , T ₂ … Telephone for sub-housing SUB ₁ , SUB ₂ … Subscriber line CEL ₁ , CEL ₂ … Extension

Claims (1)

(57) [Claims] 1. A management person chamber machine (CU _0), set entrance machine (CU ₁ ~CU
₃ ) and a telephone unit (1) capable of making a call with a door phone (16) for a dwelling unit, for a multi-dwelling unit equipped with the manager room unit, the collective entrance unit, and a private branch exchange (PBX) accommodating the telephone unit. Telephones (T ₁ , T _2, ...), Wherein the multi-family housing telephone is provided with a telephone line for a subscriber line (SUB ₁ , SUB _2, ...) To a public communication network (LS) and an extension to the private branch exchange. (CEL ₁ , CEL ₂ ...) And an extension changeover switch (7) that is switchably connected to the CPU (19) under the control of the CPU (19), and the telephone unit is connected to the extension and the dwelling doorphone via the extension changeover switch. A dwelling unit entrance changeover switch (8), which is switchably connected by control;
An extension ringer (11) for notifying U that the private branch exchange has received an incoming call for the extension;
A telephone for an apartment house, comprising: an automatic dial signal transmitter (12) for transmitting an automatic dial signal to the private branch exchange under the control of a CPU.