LADDER-TYPE FILTER

Provided is a ladder-type filter which makes it possible to narrow a passband and also improve a reflection characteristic. A ladder-type filter (1) is provided with series arm resonators (S1, S3, S4) and parallel arm resonators (P1, P2, P4). The series arm resonators (S1, S3, S4) are disposed in a...

Ausführliche Beschreibung

Bibliographische Detailangaben

1. Verfasser:	UESAKA, Kenichi
Format:	Patent
Sprache:	eng ; fre ; jpn
Schlagworte:	BASIC ELECTRONIC CIRCUITRY ELECTRICITY IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS RESONATORS
Online-Zugang:	Volltext bestellen
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