JPS59134963U - Outpulse phone memory retention circuit - Google Patents

Outpulse phone memory retention circuit

Info

Publication number
JPS59134963U
JPS59134963U JP2774283U JP2774283U JPS59134963U JP S59134963 U JPS59134963 U JP S59134963U JP 2774283 U JP2774283 U JP 2774283U JP 2774283 U JP2774283 U JP 2774283U JP S59134963 U JPS59134963 U JP S59134963U
Authority
JP
Japan
Prior art keywords
outpulse
power
memory
telephone
supplied
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
Application number
JP2774283U
Other languages
Japanese (ja)
Inventor
武夫 岸
大山　寛
Original Assignee
株式会社長谷川電機製作所
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 株式会社長谷川電機製作所 filed Critical 株式会社長谷川電機製作所
Priority to JP2774283U priority Critical patent/JPS59134963U/en
Publication of JPS59134963U publication Critical patent/JPS59134963U/en
Pending legal-status Critical Current

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  • Static Random-Access Memory (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は本考案の一実施例を示す回路図、−第２図はフ
ックスイッチの動作状態を示すタイムチャートである。 １・・・・・・アウトパルス電話機、２・・・・・・ア
ウトパルスダイヤル、３・・・・・・電話機回路網、Ｒ
Ｑ、Ｒ１・・・・・・抵抗、ＤＯ〜Ｄ５・・・・・・ダ
イオード、ＺＤＱ・・・・・・定電圧グイ・オード、Ｃ
ＲＤＯ・・・・・・定電流ダイオード、ＣＯ・・・・・
・コンデンサ、ＢＡＴ・・・・・・ｔｔ池、ＩＣＯ・・
・・・・集積回路、Ｈ３ｌ、Ｒ３２・・・・・・フック
スイッチの接点、Ｌｌ、　Ｌ２・・・・・・端子。FIG. 1 is a circuit diagram showing an embodiment of the present invention, and FIG. 2 is a time chart showing the operating state of the hook switch. 1... Outpulse telephone, 2... Outpulse dial, 3... Telephone circuit network, R
Q, R1...Resistance, DO~D5...Diode, ZDQ...Constant voltage guide ode, C
RDO... Constant current diode, CO...
・Capacitor, BAT...tt pond, ICO...
...Integrated circuit, H3l, R32...Hook switch contact, Ll, L2...Terminal.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 電話機の押しボタシダイヤルにてダイヤルパルスの送出
を行い、かつ、短縮ダイヤル発信の際指定のダイヤルボ
タン押しにより集積回路のメモリに入力されている電話
番号を自動的に送出できるアウトパルス電話機において
、前記集積回路のメモリへの電源供給をオフフック状態
では局線の電源により供給し、オンフック状態では電話
機内の電源により供給し、オフフック時は集積回路のメ
−モリへの電源供給を電池が切断された後、局線か□　
　　ら電源供給され、オンフック時は局線の電源が切断
された孝、電池から供給することを特徴とするアウトパ
ルス電話機のメモリ保持回路。In an outpulse telephone that transmits a dial pulse using push-button dialing of the telephone and is capable of automatically transmitting a telephone number input in the memory of an integrated circuit by pressing a specified dial button when making a speed dial call, Power is supplied to the memory of the circuit by the central office line power supply in the off-hook state, from the power supply inside the phone in the on-hook state, and power is supplied to the memory of the integrated circuit in the off-hook state after the battery is disconnected. , central line?□
A memory holding circuit for an outpulse telephone characterized in that power is supplied from the battery, and when on-hook, the central office line power is cut off.
JP2774283U 1983-02-26 1983-02-26 Outpulse phone memory retention circuit Pending JPS59134963U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2774283U JPS59134963U (en) 1983-02-26 1983-02-26 Outpulse phone memory retention circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2774283U JPS59134963U (en) 1983-02-26 1983-02-26 Outpulse phone memory retention circuit

Publications (1)

Publication Number Publication Date
JPS59134963U true JPS59134963U (en) 1984-09-08

Family

ID=30158623

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2774283U Pending JPS59134963U (en) 1983-02-26 1983-02-26 Outpulse phone memory retention circuit

Country Status (1)

Country Link
JP (1) JPS59134963U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61283264A (en) * 1985-06-10 1986-12-13 Tamura Electric Works Ltd Memory dial telephone set

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61283264A (en) * 1985-06-10 1986-12-13 Tamura Electric Works Ltd Memory dial telephone set

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