OSCILLATOR, FILTER, DUPLEXER AND COMMUNICATION APPARATUS

• Main Authors: ABE, SHIN, HIDAKA, SEIJI
• Format: Patent
• Language: English; French; German
• Published: 15.12.2004
• Edition: 7
• Subjects: BASIC ELECTRIC ELEMENTS; ELECTRICITY; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE; WAVEGUIDES

Ring-shaped resonant elements include respectively conductor lines 2a, 2b, and 2c each formed on a substrate 1 along a full one turn of circumferential length of a ring. Each of the conductor lines 2a, 2b, and 2c has two end portions which additionally extend and which are located such that they clo...