JPH0241553U - - Google Patents
Info
- Publication number
- JPH0241553U JPH0241553U JP11907088U JP11907088U JPH0241553U JP H0241553 U JPH0241553 U JP H0241553U JP 11907088 U JP11907088 U JP 11907088U JP 11907088 U JP11907088 U JP 11907088U JP H0241553 U JPH0241553 U JP H0241553U
- Authority
- JP
- Japan
- Prior art keywords
- telephone
- call
- circuit
- telephone line
- current detection
- 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 4
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Facsimile Transmission Control (AREA)
Description
第１図はこの考案の一実施例によるフアクシミ
リ装置の電話回線との接続部のブロツク図、第２
図は従来のフアクシミリ装置のブロツク図である
。図において、１は呼出し信号検出回路、２は外
付電話機、３はＣＭＬリレー、４はモデム、５，
６は電流検出器Ａ，Ｂ、７は電流比較器、８はリ
レーを示す。なお、図中、同一符号は同一、又は
相当部分を示す。
Figure 1 is a block diagram of the connection part of a facsimile device to a telephone line according to an embodiment of this invention;
The figure is a block diagram of a conventional facsimile device. In the figure, 1 is a ring signal detection circuit, 2 is an external telephone, 3 is a CML relay, 4 is a modem, 5,
Reference numeral 6 indicates current detectors A and B, 7 indicates a current comparator, and 8 indicates a relay. In addition, in the figures, the same reference numerals indicate the same or equivalent parts.
Claims (1)
動受信できる回路と外付電話機の接続により発呼
する機能を備えたフアクシミリ装置において、電
話回線の電流検出回路と外付電話機への接続線の
電流検出回路の電流を比較を行うことで外付電話
発呼時、呼出し信号検出回路を電話回線より切離
すことを可能としたフアクシミリ装置。 In a facsimile machine equipped with a circuit that can automatically receive a call signal from an exchange using a telephone line and a function to make a call by connecting an external telephone, current detection circuit of the telephone line and current detection of the connection line to the external telephone A facsimile device that makes it possible to disconnect the ringing signal detection circuit from the telephone line when making an external telephone call by comparing the currents in the circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11907088U JPH0241553U (en) | 1988-09-09 | 1988-09-09 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11907088U JPH0241553U (en) | 1988-09-09 | 1988-09-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0241553U true JPH0241553U (en) | 1990-03-22 |
Family
ID=31363980
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11907088U Pending JPH0241553U (en) | 1988-09-09 | 1988-09-09 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0241553U (en) |
-
1988
- 1988-09-09 JP JP11907088U patent/JPH0241553U/ja active Pending