JPH024336U - - Google Patents

Info

Publication number
JPH024336U
JPH024336U JP8121488U JP8121488U JPH024336U JP H024336 U JPH024336 U JP H024336U JP 8121488 U JP8121488 U JP 8121488U JP 8121488 U JP8121488 U JP 8121488U JP H024336 U JPH024336 U JP H024336U
Authority
JP
Japan
Prior art keywords
reference voltage
charger
voltages
generates
slave unit
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.)
Granted
Application number
JP8121488U
Other languages
Japanese (ja)
Other versions
JPH0535634Y2 (en
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 filed Critical
Priority to JP8121488U priority Critical patent/JPH0535634Y2/ja
Publication of JPH024336U publication Critical patent/JPH024336U/ja
Application granted granted Critical
Publication of JPH0535634Y2 publication Critical patent/JPH0535634Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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  • Facsimiles In General (AREA)
  • Mobile Radio Communication Systems (AREA)

Description

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

第１図は本考案の一実施例を示す図、第２図は
フローチヤートである。 １……充電器、２……子機、３……検出電圧発
生回路、７……基準電圧発生回路、１２……比較
回路、１３……判定回路。 FIG. 1 is a diagram showing an embodiment of the present invention, and FIG. 2 is a flowchart. DESCRIPTION OF SYMBOLS 1... Charger, 2... Slave device, 3... Detection voltage generation circuit, 7... Reference voltage generation circuit, 12... Comparison circuit, 13... Judgment circuit.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 一般加入者回線に接続された親機と、この親機
と無線回線を通じて交信可能な子機とよりなるコ
ードレス電話機であつて、前記子機を充電するた
めの充電器と、通電時及び停電時における前記子
機の充電器への着脱に応じて異なる３種類の検出
電圧を発生する検出電圧発生回路と、第１及び第
２基準電圧を発生する基準電圧発生回路と、両電
圧発生回路からの電圧を比較し、基準電圧に対す
る検出電圧の大小を示す信号を出力する比較回路
と、前記基準電圧を順次変更すると共に設定され
た基準電圧及び前記比較回路からの前記信号に基
づいてフツク状態を判定する判定回路とを具備し
たことを特徴とするコードレス電話機。 A cordless telephone consisting of a base unit connected to a general subscriber line, and a slave unit that can communicate with the base unit through a wireless line, and includes a charger for charging the slave unit, and a charger for charging the slave unit, and during power on and power outage. a detection voltage generation circuit that generates three different detection voltages according to attachment/detachment of the handset to/from a charger; a reference voltage generation circuit that generates first and second reference voltages; and a detection voltage generation circuit that generates first and second reference voltages; a comparison circuit that compares voltages and outputs a signal indicating the magnitude of the detected voltage with respect to a reference voltage; and a comparison circuit that sequentially changes the reference voltage and determines a hook state based on the set reference voltage and the signal from the comparison circuit. What is claimed is: 1. A cordless telephone characterized by comprising a determination circuit for determining whether
JP8121488U 1988-06-20 1988-06-20 Expired - Lifetime JPH0535634Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8121488U JPH0535634Y2 (en) 1988-06-20 1988-06-20

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8121488U JPH0535634Y2 (en) 1988-06-20 1988-06-20

Publications (2)

Publication Number Publication Date
JPH024336U true JPH024336U (en) 1990-01-11
JPH0535634Y2 JPH0535634Y2 (en) 1993-09-09

Family

ID=31306007

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8121488U Expired - Lifetime JPH0535634Y2 (en) 1988-06-20 1988-06-20

Country Status (1)

Country Link
JP (1) JPH0535634Y2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0522386A (en) * 1991-07-17 1993-01-29 Sharp Corp Cordless phone

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0522386A (en) * 1991-07-17 1993-01-29 Sharp Corp Cordless phone

Also Published As

Publication number Publication date
JPH0535634Y2 (en) 1993-09-09

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