JPS63163054U - - Google Patents
Info
- Publication number
- JPS63163054U JPS63163054U JP5509687U JP5509687U JPS63163054U JP S63163054 U JPS63163054 U JP S63163054U JP 5509687 U JP5509687 U JP 5509687U JP 5509687 U JP5509687 U JP 5509687U JP S63163054 U JPS63163054 U JP S63163054U
- Authority
- JP
- Japan
- Prior art keywords
- extension
- telephone line
- telecontrol
- signal
- devices
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000001514 detection method Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Selective Calling Equipment (AREA)
- Sub-Exchange Stations And Push- Button Telephones (AREA)
Description
第１図は本考案一実施例の接続例図、第２図は
本考案一実施例のブロツク図、第３図は本考案一
実施例装置の動作フローチヤートである。
１…内線接続装置、２…電話回線、３１〜３ｎ
…内線電話機、４…テレコントロール装置、５…
ドアホーン、６…セキユリテイ装置、１１…着信
検出回路、１２…制御回路、１４…保留メロデイ
送出回路、１５…ＤＴＭＦレシーバ、１３，２２
，２４，３２，３４，４２，４４…スイツチ、２
１，３１，４１…ベル信号送出回路、２３，３３
，４３…内線用電源装置、５０…内線通話路。
FIG. 1 is a connection example diagram of an embodiment of the present invention, FIG. 2 is a block diagram of an embodiment of the present invention, and FIG. 3 is an operational flowchart of an apparatus according to an embodiment of the present invention. 1... Extension connection device, 2... Telephone line, 3 1 to 3 n
…extension telephone, 4…telecontrol device, 5…
Door horn, 6... Security device, 11... Incoming call detection circuit, 12... Control circuit, 14... Hold melody sending circuit, 15... DTMF receiver, 13, 22
, 24, 32, 34, 42, 44... switch, 2
1, 31, 41...Bell signal sending circuit, 23, 33
, 43...extension power supply device, 50...extension communication path.
Claims (1)
線からの着信に対して自動着信処理機能を備えた
内線装置であり、 上記複数の内線装置の一は電話回線から受信さ
れるＰＢ信号によつてその装置に接続された機器
を制御するテレコントロール装置であり、 上記複数の内線装置に対する電話回線の着信を
切替制御する内線接続装置において、 電話回線からの着信を検出した後所定時間内に
ＰＢ信号の受信を検出すると上記テレコントロー
ル装置へ電話回線を接続する手段を備えたことを
特徴とする内線接続装置。 (2) 着信検出より３秒以内にＰＢ信号の受信を
検出したときにテレコントロール装置に接続する
実用新案登録請求の範囲第(1)項記載の内線接続
装置。[Scope of Claim for Utility Model Registration] (1) A plurality of extension devices are connected, and at least one of the plurality of extension devices is an extension device equipped with an automatic call processing function for incoming calls from a telephone line, and the above-mentioned One of the plurality of extension devices is a telecontrol device that controls equipment connected to the device using a PB signal received from the telephone line, and an extension connection that switches and controls incoming calls on the telephone line to the plurality of extension devices. An extension connecting device, characterized in that the device comprises means for connecting a telephone line to the telecontrol device when reception of a PB signal is detected within a predetermined time after detecting an incoming call from the telephone line. (2) The extension connection device according to claim (1) of the utility model registration claim, which connects to the telecontrol device when reception of a PB signal is detected within 3 seconds from the detection of an incoming call.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5509687U JPS63163054U (en) | 1987-04-11 | 1987-04-11 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5509687U JPS63163054U (en) | 1987-04-11 | 1987-04-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63163054U true JPS63163054U (en) | 1988-10-25 |
Family
ID=30882692
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5509687U Pending JPS63163054U (en) | 1987-04-11 | 1987-04-11 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63163054U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61150452A (en) * | 1984-12-24 | 1986-07-09 | Matsushita Electric Works Ltd | Telephone terminal equipment |
-
1987
- 1987-04-11 JP JP5509687U patent/JPS63163054U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61150452A (en) * | 1984-12-24 | 1986-07-09 | Matsushita Electric Works Ltd | Telephone terminal equipment |
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