JPH05235581

PURPOSE:To form an electromagnetic shielding layer in terms of a printed wiring board by maintaining its electrical reliability and a further reduction its film thickness. CONSTITUTION:A printed wiring board is manufactured by connecting electrically an electromagnetic shielding layer to a gland cir...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	NIKAIDO KATSUTOMO, KAWAKAMI SHIN
Format:	Patent
Sprache:	eng
Schlagworte:	CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR ELECTRICITY MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS PRINTED CIRCUITS
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Beschreibung
Zusammenfassung:	PURPOSE:To form an electromagnetic shielding layer in terms of a printed wiring board by maintaining its electrical reliability and a further reduction its film thickness. CONSTITUTION:A printed wiring board is manufactured by connecting electrically an electromagnetic shielding layer to a gland circuit 4 by way of a circular-shaped opening portion 3a of an insulation layer formed on the gland circuit 4.