JPH0193847U - - Google Patents

Description

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

第１図は本考案の移動局に付設したコードレス
電話機の給電モード制御装置の回路接続図、第２
図はフツクスイツチの複数の接点が入切するタイ
ミングを表わす図、第３図は従来のコードレス電
話システムの説明図、第４図は第３図の移動局に
内蔵する給電回路、第５図は第３図の接続装置に
内蔵の受信機に付設された弱電界判定回路の構成
図である。 ＡＮＴ：アンテナ、１０：受信機、２０：送信
機、５：中央処理ユニツト、２：フツクスイツチ
、４：定電圧調整器、３：電源モード切換スイツ
チ、１：電池、Ｑ_１，Ｑ_２：トランジスタ、ＰＥ
ＭＣ：給電モード制御装置。 Figure 1 is a circuit connection diagram of a power supply mode control device for a cordless telephone attached to a mobile station of the present invention;
The figure shows the timing when multiple contacts of a switch are turned on and off, Figure 3 is an explanatory diagram of a conventional cordless telephone system, Figure 4 is a power supply circuit built into the mobile station shown in Figure 3, and Figure 5 is a diagram showing the timing at which multiple contacts of a switch are turned on and off. FIG. 4 is a configuration diagram of a weak electric field determination circuit attached to a receiver built into the connection device of FIG. 3; ANT: Antenna, 10: Receiver, 20: Transmitter, 5: Central processing unit, 2: Hook switch, 4: Constant voltage regulator, 3: Power mode selector switch, 1: Battery, _Q1 , _Q2 : Transistor, P.E.
MC: Power supply mode control device.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 電話交換機に局線路を介して接続される端末に
電話器接続装置と無線送受信機を付設した基地局
と、無線送受信機からなる移動局との間で、無線
リンクを介して通話できるようにしたコードレス
電話装置において、電源用電池と、該電池から電
力を導出するためのセービング端子と給電端子を
選択するための電源モード切換スイツチと、該電
源モード切換スイツチの上記セービング端子にエ
ミツタ極を、上記移動局の送受信機への共通給電
路にコレクタ極を夫夫結線した電源モード制御用
トランジスタと、上記移動局の送、受信機に夫夫
コマンドを与える出力端子、電池セービング端子
、フツク端子及び電源保持端子を有し定電圧手段
を介して荷電端子が付勢される中央処理ユニツト
と、上記電源モード制御用トランジスタのベース
極と、エミツタ接地され上記中央処理ユニツトの
上記電源保持端子にベース極を結線した電源保持
制御用トランジスタのコレクタ極との間を入切す
るＡ接点、上記中央処理ユニツトのフツク端子と
上記荷電端子との間を入切するＢ接点並びに上記
電源モード制御用トランジスタのベース極とコレ
クタ極との間を入切するＣ接点とを備え、送受話
器の置台への着脱に応動するフツクスイツチとか
ら成り、上記フツクスイツチの切換えにより上記
電池電源を入切するようにしたことを特徴とする
コードレス電話機の給電モード制御装置。 It is possible to make calls via a wireless link between a base station, which is connected to a telephone exchange via a central office line, and is equipped with a telephone connection device and a wireless transmitter/receiver, and a mobile station, which is a wireless transmitter/receiver. In a cordless telephone device, a power supply battery, a power mode selection switch for selecting a saving terminal and a power supply terminal for deriving power from the battery, an emitter pole for the saving terminal of the power supply mode selection switch; A power mode control transistor whose collector pole is connected to a common power supply path to the transmitter and receiver of the mobile station, an output terminal for transmitting and transmitting commands to the mobile station and the receiver, a battery saving terminal, a hook terminal, and a power source. A central processing unit having a holding terminal and having a charging terminal energized via a constant voltage means, a base pole of the power mode control transistor, and a base pole connected to the power holding terminal of the central processing unit whose emitter is grounded. A contact that connects and disconnects between the collector pole of the connected power supply holding control transistor, a B contact that connects and disconnects between the hook terminal of the central processing unit and the charging terminal, and the base pole of the power mode control transistor. and a C contact for turning on and off between the receiver and the collector pole, and a hook switch that responds to attachment and detachment of the handset to and from the base, and the battery power source is turned on and off by switching the hook switch. A power supply mode control device for cordless telephones.