Surface acoustic wave filter device

• Main Authors: KAWASE MINORU, KOSHINO MASAYOSHI, EBATA YASUO
• Format: Patent
• Language: English
• Published: 12.06.2003
• Edition: 7
• Subjects: BASIC ELECTRONIC CIRCUITRY; ELECTRICITY; IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS

In an elastic surface wave device according to this invention, an elastic surface wave element including a first and a second two-port surface acoustic wave filter and a one-port surface acoustic wave filter with a single inter-digital transducer is connected via bumps to electrodes formed on a hous...