ELECTRONIC TUNER AND PORTABLE TELEPHONE DEVICE USING THE SAME

ELECTRONIC TUNER AND PORTABLE TELEPHONE DEVICE USING THE SAME

A high-frequency amplifier inserted between a television input terminal and a first filter and having a current control input for controlling a current value is provided, together with a current control unit for controlling the current of the high-frequency amplifier, and the current of the high-fre...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: NODA MASAAKI, NAMBA AKIHIKO, IWASA MASAHARU
Format: Patent
Sprache:eng
Schlagworte:
BASIC ELECTRONIC CIRCUITRY
CONTROL OF AMPLIFICATION
ELECTRIC COMMUNICATION TECHNIQUE
ELECTRICITY
TELEPHONIC COMMUNICATION
TRANSMISSION
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Beschreibung
Zusammenfassung:A high-frequency amplifier inserted between a television input terminal and a first filter and having a current control input for controlling a current value is provided, together with a current control unit for controlling the current of the high-frequency amplifier, and the current of the high-frequency amplifier is set larger while the portable telephone is sending a transmission signal.