JPH0295952U - - Google Patents
Info
- Publication number
- JPH0295952U JPH0295952U JP491189U JP491189U JPH0295952U JP H0295952 U JPH0295952 U JP H0295952U JP 491189 U JP491189 U JP 491189U JP 491189 U JP491189 U JP 491189U JP H0295952 U JPH0295952 U JP H0295952U
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- channel selection
- time switch
- switch circuit
- extension
- 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
- 238000010586 diagram Methods 0.000 description 1
Description
図面は、本考案の構内交換機の一実施例の概略
構成ブロツク図である。
１―１〜１―ｎ……内線電話機、２―１〜２―
ｎ……内線回路、３……時間スイツチ回路、４…
…公衆放送受信部、５―１〜５―ｍ……選局部、
６……制御回路。
The drawing is a schematic block diagram of an embodiment of a private branch exchange according to the present invention. 1-1~1-n...Extension telephone, 2-1~2-
n...Extension circuit, 3...Time switch circuit, 4...
...Public broadcasting reception department, 5-1 to 5-m...Tuition selection department,
6...Control circuit.
Claims (1)
放送の複数の放送局から任意の放送局を選局して
受信する選局部を有する公衆放送受信部と、前記
内線回路から特定の放送局を選択する周波数情報
が入力されると、現在使用されていない選局部を
選択し、該選局部を前記周波数情報に基づいた放
送局を選局するよう設定し、前記内線回路と選択
された選局部とを接続するよう前記時間スイツチ
回路を制御する制御回路と、を備えてなる構内交
換機。 a public broadcasting receiving section having a plurality of extension circuits, a time switch circuit, a tuning section for selecting and receiving an arbitrary broadcasting station from a plurality of public broadcasting stations, and selecting a specific broadcasting station from the extension circuit. When the frequency information to be selected is input, a currently unused channel selection section is selected, the channel selection section is set to select a broadcasting station based on the frequency information, and the extension circuit and the selected channel selection section are connected. and a control circuit for controlling the time switch circuit to connect the time switch circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP491189U JPH0295952U (en) | 1989-01-18 | 1989-01-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP491189U JPH0295952U (en) | 1989-01-18 | 1989-01-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0295952U true JPH0295952U (en) | 1990-07-31 |
Family
ID=31207839
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP491189U Pending JPH0295952U (en) | 1989-01-18 | 1989-01-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0295952U (en) |
-
1989
- 1989-01-18 JP JP491189U patent/JPH0295952U/ja active Pending
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