JPS6320650U - - Google Patents
Info
- Publication number
- JPS6320650U JPS6320650U JP11434386U JP11434386U JPS6320650U JP S6320650 U JPS6320650 U JP S6320650U JP 11434386 U JP11434386 U JP 11434386U JP 11434386 U JP11434386 U JP 11434386U JP S6320650 U JPS6320650 U JP S6320650U
- Authority
- JP
- Japan
- Prior art keywords
- telephone line
- dial
- dial signal
- signal
- telephone
- 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
Description
第１図は本考案の概略を示す回路図であり、第
２図は従来の電話装置の構成を示す回路図である
。
１０……極性反転検知回路、１１……ＤＰ信号
用ダイヤル回路、１２……ＭＦ信号用ダイヤル回
路、１３……ダイヤルスイツチ部、１４……リレ
ーＢ、１４―１，１４―２……リレーＢの接点、
１５……極性一致回路、Ｌ１Ｌ２……回線接続端
子、ＨＳ……フツクスイツチ。
FIG. 1 is a circuit diagram showing an outline of the present invention, and FIG. 2 is a circuit diagram showing the configuration of a conventional telephone device. 10...Polarity reversal detection circuit, 11...Dial circuit for DP signal, 12...Dial circuit for MF signal, 13...Dial switch section, 14...Relay B, 14-1, 14-2...Relay B contact point,
15...Polarity matching circuit, L1L2...Line connection terminal, HS...Hook switch.
Claims (1)
側にＤＰダイヤル信号とＰＢダイヤル信号とを切
替えて送出することができる電話装置において、 該電話装置からの前記ＤＰダイヤル信号による
発呼に対して前記被呼側の応答及び終話に基づく
前記電話回線の極性反転を検知する検知手段と、 該検知手段の検知出力に基づいて前記電話回線
に送出されるダイヤル信号を前記ＤＰダイヤル信
号と前記ＰＢダイヤル信号とをそれぞれ切替える
ように構成したことを特徴とする電話装置。[Scope of Claim for Utility Model Registration] A telephone device connected to a telephone line and capable of switching and transmitting a DP dial signal and a PB dial signal to a called party via the telephone line, a detection means for detecting a polarity reversal of the telephone line based on the called party's response and end of the call in response to a call originating from a DP dialing signal; and a dial sent to the telephone line based on the detection output of the detection means. A telephone device characterized in that the telephone device is configured to switch signals between the DP dial signal and the PB dial signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11434386U JPS6320650U (en) | 1986-07-25 | 1986-07-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11434386U JPS6320650U (en) | 1986-07-25 | 1986-07-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6320650U true JPS6320650U (en) | 1988-02-10 |
Family
ID=30996997
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11434386U Pending JPS6320650U (en) | 1986-07-25 | 1986-07-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6320650U (en) |
-
1986
- 1986-07-25 JP JP11434386U patent/JPS6320650U/ja active Pending