A 6 GHz Digitally-Controlled Oscillator Achieving Minimum Fine Tuning Step Size of Up to 160 Hz Using Capacitive Degeneration Technique in 40 nm CMOS Process

S Abdullah, JWM Rogers… - … on microelectronics (ICM), 2022 - ieeexplore.ieee.org
This paper presents a 5.41 GHz-6.75 GHz digitally-controlled oscillator (DCO) that can
steadily step through minimum fine tuning step sizes of 2.85 kHz at operation of 5.56 GHz …

A 56 GHz InP VCO for Use in 112 GBaud (112 GBit/s NRZ or 224 GBit/s PAM-4) InP Integrated Optical Receiver Front-End CDR Block

S Abdullah, JWM Rogers, W Zhou… - 2023 IEEE Canadian …, 2023 - ieeexplore.ieee.org
This paper presents the design of a 56 GHz voltage-controlled oscillator (VCO) designed in
an Indium Phosphide (InP) 0.8 µm kit. InP (III-V) semiconductor technology was chosen …