A fully integrated CMOS frequency synthesizer with charge-averaging charge pump and dual-path loop filter for PCS- and Cellular-CDMA wireless systems

IEEE Journal of Solid-State Circuits

Volumn 37, Issue 5, 2002, Pages 536-542

  Koo, Yido ^a   Huh, Hyungki ^a   Cho, Yongsik ^a   Lee, Jeongwoo ^b   Park, Joonbae ^b   Lee, Kyeongho ^b   Jeong, Deog Kyoon ^a   Kim, Wonchan ^a  

^a Seoul National University   (South Korea)

^b GCT Semiconductor Inc   (United States)

Author keywords

Bonding wire inductor; CMOS RF; Coarse tuning; Dual path loop filter; Fractional N type prescaler; Frequency synthesizer; Phase noise; Phase locked loop

Indexed keywords

CMOS INTEGRATED CIRCUITS; CODE DIVISION MULTIPLE ACCESS; COMMUNICATION CHANNELS (INFORMATION THEORY); ELECTRIC FILTERS; PERSONAL COMMUNICATION SYSTEMS; PHASE LOCKED LOOPS; SPURIOUS SIGNAL NOISE; VARIABLE FREQUENCY OSCILLATORS; WIRELESS TELECOMMUNICATION SYSTEMS;

BONDING-WIRE INDUCTOR; CHANNEL SPACING; CHARGE-AVERAGING CHARGE PUMP; DUAL-PATH LOOP FILTER; PHASE NOISE;

FREQUENCY SYNTHESIZERS;

EID: 0036564736     PISSN: 00189200     EISSN: None     Source Type: Journal    
DOI: 10.1109/4.997845     Document Type: Article

References (7)

1. RF-CMOS oscillators with switched tuning
2. A 2.6-GHz/5.2-GHz frequency synthesizer in 0.4-μm CMOS technology
3. A full integrated CMOS DCS-1800 frequency synthesizer
4. A simple model of feedback oscillator noise spectrum
5. Simple accurate expressions for planar spiral inductances
6. A low phase noise monolithic VCO in SiGe BiCMOS