High-speed power-efficient coded M-ary FSK modulator

• Main Authors: Su, Ching-Hsiang, Tzuang, Ching-Kuang
• Format: Patent
• Language: English
• Published: 04.04.2002

A high-speed power-efficient coded M-ary Frequency-Shift Keying (M-ary FSK) modulator. The modulator includes a coding logic, which generates (M/2) Gray code signals in accordance with an (N−1) bits control signal; and (M/2) switching oscillators. Each switching oscillator includes: a composite crys...