4、A DDFS with a highly Compressed Phase to Sine Mapping
8、直接数字频率合成技术(DDFS)是一种先进的频率控制技术。
3、A DDFS Design with High Compression Ratio Based on QLA
9、文章重点讨论了本地载波解调中的直接数字频率合成器（DDFS）模块的设计。
6、The design of direct digital frequency synthesizer(DDFS)in the way of local carrier demodulation is mainly introduced.
5、Direct digital frequency synthesis( DDFS) is an advanced technique for frequency synthesis.
7、该解调器由数字混频器、数字频率合成器(DDFS)和低通滤波器构成。
2、An Improvement of the Sunderland Algorithm in DDFS
1、DDFS in a SDR Portable Satellite-Earth Station
