A Wideband LO Generator for 5G FR1 Bands Using a Single LC-VCO-Based Subsampling PLL and a Ring-VCO-Based Fractional-Resolution Frequency Multiplier

Y Jo, J Kim, Y Shin, H Park, C Hwang… - IEEE Journal of Solid …, 2023 - ieeexplore.ieee.org
In this work, an ultra-low-jitter wideband cascaded local oscillation (LO) generator for 5G
frequency range 1 (FR1) is presented. Using the phase-rotating divider (PRD) of the 2nd …

A low-integrated-phase-noise 27–30-GHz injection-locked frequency multiplier with an ultra-low-power frequency-tracking loop for mm-wave-band 5G transceivers

S Yoo, S Choi, J Kim, H Yoon, Y Lee… - IEEE Journal of Solid …, 2017 - ieeexplore.ieee.org
An ultra-low-phase-noise injection-locked frequency multiplier (ILFM) for millimeter wave
(mm-wave) fifth-generation transceivers is presented. Using an ultra-low-power frequency …

An ultra-low-jitter, mmW-band frequency synthesizer based on digital subsampling PLL using optimally spaced voltage comparators

J Kim, Y Lim, H Yoon, Y Lee, H Park… - IEEE Journal of Solid …, 2019 - ieeexplore.ieee.org
This article presents a cascaded architecture of a frequency synthesizer to generate ultra-
low-jitter output signals in a millimeter-wave (mmW) frequency band from 28 to 31 GHz. The …

A 12.8–15.0-GHz Low-Jitter Fractional- Subsampling PLL Using a Voltage-Domain Quantization-Error Cancellation

J Kim, Y Jo, H Park, T Seong, Y Lim… - IEEE Journal of Solid …, 2023 - ieeexplore.ieee.org
This article presents a low-jitter, low-fractional spur fractional-subsampling phase-locked
loop (SSPLL) that generates an output frequency,, that ranges from 12.8 to 15.0 GHz …

Designing RF ring oscillator using current-mode technology

J Jin, KQ Zhou, L Zhao - IEEE Access, 2017 - ieeexplore.ieee.org
In this paper, a new method of designing RF ring oscillator using current-mode technology is
presented. The current-mode low frequency oscillator theory is transferred to facilitate the …

Low power LC-quadrature VCO with superior phase noise performance in 0.13 µm RF-CMOS process for modern WLAN application

IU Khan, D Balodi, NK Misra - Circuits, Systems, and Signal Processing, 2022 - Springer
The presented work intends to encounter the challenge of optimizing frequency tracking in
the C-band WLAN spectrum, with a tuning range and phase noise (PN) performance. A …

Design and Analysis of CMOS Low-Phase-Noise Low Quadrature Error -Band Subharmonically Injection-Locked Quadrature FLL

HY Chang, CC Chan, SM Li, HN Yeh… - IEEE Transactions …, 2018 - ieeexplore.ieee.org
Design and analysis of low-phase-noise low quadrature error V-band subharmonically
injection-locked quadrature voltage-controlled oscillator (QVCO) and quadrature frequency …

A wide-lock-in-range and low-jitter 12–14.5 GHz SSPLL using a low-power frequency-disturbance-detecting and correcting loop

Y Lim, J Kim, Y Jo, J Bang, J Choi - IEEE Journal of Solid-State …, 2021 - ieeexplore.ieee.org
This article presents a wide-lock-in-range and ultralow-jitter, 12–14.5 GHz subsampling
phase-locked loop (SSPLL) using a frequency-disturbance-detecting/correcting (FDC) loop …

A Supply Pushing Reduction Technique for LC Oscillators Based on Ripple Replication and Cancellation

Y Chen, YH Liu, Z Zong, J Dijkhuis… - IEEE Journal of Solid …, 2018 - ieeexplore.ieee.org
In this paper, we propose a method to suppress supply pushing of an LC oscillator such that
it may directly operate from a switched-mode dc-dc converter generating fairly large ripples …

Supply less sensitive ring voltage-controlled oscillator for microwave L-band frequencies

P Trivedi, BB Tiwari - Circuit World, 2024 - emerald.com
Purpose The primary aim of this paper is to present a novel design approach for a ring
voltage-controlled oscillator (VCO) suitable for L-band applications, whose oscillation …