SPEAKER AND ELECTRONIC APPARATUS AND DEVICE USING THE SAME

Provided is a speaker for an acoustic field and an information communication field which can be realized as a thin shape. For this, the speaker is configured by inserting a part of a diaphragm into a concave or a hole formed at a center pole of a lower plate of a magnetic circuit. This enables conta...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	SUMIYAMA, MASAHIDE, SHIMOKAWATOKO, TAKESHI, KUBO, KAZUTAKA, SANO, KOUZI, ITOH, SATOSHI, HONDA, KAZUKI, FUKUYAMA, TAKANORI
Format:	Patent
Sprache:	eng ; fre ; jpn
Schlagworte:	DEAF-AID SETS ELECTRIC COMMUNICATION TECHNIQUE ELECTRICITY LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKEACOUSTIC ELECTROMECHANICAL TRANSDUCERS PUBLIC ADDRESS SYSTEMS
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