JPH01175038U - - Google Patents
Info
- Publication number
- JPH01175038U JPH01175038U JP7189288U JP7189288U JPH01175038U JP H01175038 U JPH01175038 U JP H01175038U JP 7189288 U JP7189288 U JP 7189288U JP 7189288 U JP7189288 U JP 7189288U JP H01175038 U JPH01175038 U JP H01175038U
- Authority
- JP
- Japan
- Prior art keywords
- telephone
- transmitter
- detection signal
- ringing
- receiver
- 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 3
- 238000010586 diagram Methods 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 1
Description
第１図は本考案の一実施例を示す模式図、第２
図は第１図に示す本実施例の中の送信機の一例を
示すブロツク図、第３図は第１図に示す本実施例
の中の受信機の例を示すブロツク図である。
１……電話機、２……送信機、３……受信機、
４……呼出し音検出回路、５……識別信号選択回
路、６……無線送信回路、７……無線受信回路、
８……比較回路、９……呼出し音出力回路、１０
……アンテナ。
Figure 1 is a schematic diagram showing one embodiment of the present invention, Figure 2 is a schematic diagram showing an embodiment of the present invention.
This figure is a block diagram showing an example of a transmitter in the present embodiment shown in FIG. 1, and FIG. 3 is a block diagram showing an example of a receiver in this embodiment shown in FIG. 1...Telephone, 2...Transmitter, 3...Receiver,
4...Ring tone detection circuit, 5...Identification signal selection circuit, 6...Wireless transmission circuit, 7...Wireless reception circuit,
8...Comparison circuit, 9...Ring tone output circuit, 10
……antenna.
Claims (1)
を検出して無線により呼出し音検出の信号を送信
する送信機と、この送信機から送信した前記呼出
し音検出の信号を受信し前記電話機の使用者に対
して電話の呼出しを知らせる受信機とを有して成
ることを特徴とする電話機の呼出し方式。 a transmitter that is attached to a telephone and detects a ringing tone of the telephone and transmits a ringing detection signal wirelessly; and a transmitter that receives the ringing detection signal transmitted from the transmitter and sends it to the user of the telephone. and a receiver for notifying a telephone call.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7189288U JPH01175038U (en) | 1988-05-30 | 1988-05-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7189288U JPH01175038U (en) | 1988-05-30 | 1988-05-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01175038U true JPH01175038U (en) | 1989-12-13 |
Family
ID=31297079
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7189288U Pending JPH01175038U (en) | 1988-05-30 | 1988-05-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01175038U (en) |
-
1988
- 1988-05-30 JP JP7189288U patent/JPH01175038U/ja active Pending