A numerically controlled oscillator with a fine phase tuner and a rounding processor

ETRI Journal

Volumn 26, Issue 6, 2004, Pages 657-660

  Lim, In Gi ^a   Kim, Whan Woo ^b  

^a Electronics and Telecommunications Research Institute (ETRI)   (South Korea)

^b Chungnam National University   (South Korea)

Author keywords

Fine phase tuner; Look up table; Numerically controlled oscillator (NCO); Rounding processor; Sine wave generator

Indexed keywords

ALGORITHMS; COMPUTER SIMULATION; FLIP FLOP CIRCUITS; OSCILLATORS (ELECTRONIC); PROGRAM PROCESSORS; TABLE LOOKUP; WAVEFORM ANALYSIS;

FINE PHASE TUNER; NUMERICALLY CONTROLLED OSCILLATOR (NCO); ROUNDING PROCESSOR; SINE WAVE GENERATOR;

NUMERICAL CONTROL SYSTEMS;

EID: 10844227557     PISSN: 12256463     EISSN: None     Source Type: Journal    
DOI: 10.4218/etrij.04.0204.0026     Document Type: Conference Paper

References (3)

1. Henry T. Nicholas, III, Henry Samueli, Bruce Kim, "The Optimization of Direct Digital Frequency Synthesizer Performance in the Presence of Finite Word Length Effects," Proc. 42nd Annual Frequency Control Symposium, June 1988, pp. 357-363.
2. R. Ertl and J. Baier, "Increasing the Frequency Resolution of NCO-Systems Using a Circuit Based on a Digital Adder," IEEE Trans. Circuits Systems II: Analog and Digital Signal Processing, vol. 43, Mar. 1996, pp. 266-269.
3. Paul O'Leary and Franco Maloberti, "A Direct-Digital Synthesizer with Improved Spectral Performance," IEEE Trans. Communications, vol. 39, no. 7, July 1991, pp. 1046-1048.