A 47pJ/pulse 3.1-to-5GHz All-Digital UWB Transmitter in 90nm CMOS

DD Wentzloff, AP Chandrakasan - 2007 IEEE International …, 2007 - ieeexplore.ieee.org
An all-digital UWB TX is presented that generates PPM pulses with a center frequency
tunable to 3 channels in the 3.1-to-5GHz band without the use of an RF oscillator. A delay …

A digital calibration technique for charge pumps in phase-locked systems

CF Liang, SH Chen, SI Liu - IEEE Journal of Solid-State …, 2008 - ieeexplore.ieee.org
A digital technique is adopted to calibrate the current mismatch of the charge pump (CP) in
phase-locked systems. In this digital calibration technique, there is no extra replica CP …

An ultrawideband system architecture for tag based wireless sensor networks

L Stoica, A Rabbachin, HO Repo… - IEEE transactions on …, 2005 - ieeexplore.ieee.org
With the latest improvements in device size, power consumption, and communications,
sensor networks are becoming increasingly more popular. There has also been a great …

Low-power impulse UWB architectures and circuits

AP Chandrakasan, FS Lee, DD Wentzloff… - Proceedings of the …, 2009 - ieeexplore.ieee.org
Ultra-wide-band (UWB) communication has a variety of applications ranging from wireless
USB to radio frequency (RF) identification tags. For many of these applications, energy is …

A review on circuit simulation techniques of single-event transients and their propagation in delay locked loop

KR Pasupathy, B Bindu - IETE Technical Review, 2017 - Taylor & Francis
Electronic circuits operated in radiation environment such as space are adversely affected
by the ionizing radiation. The effects include generating a transient current, altering …

Low-jitter clock multiplication: A comparison between PLLs and DLLs

RCH van de Beek, EAM Klumperink… - … on Circuits and …, 2002 - ieeexplore.ieee.org
This paper shows that, for a given power budget, a practical phase-locked loop (PLL)-based
clock multiplier generates less jitter than a delay-locked loop (DLL) equivalent. This is due to …

A 120-MHz–1.8-GHz CMOS DLL-based clock generator for dynamic frequency scaling

JH Kim, YH Kwak, M Kim, SW Kim… - IEEE Journal of Solid …, 2006 - ieeexplore.ieee.org
A delay-locked loop (DLL)-based clock generator for dynamic frequency scaling has been
developed in a 0.35-muhboxm CMOS technology. The proposed clock generator can …

1.5–3.3 GHz, 0.0077 mm2, 7 mW All-Digital Delay-Locked Loop With Dead-Zone Free Phase Detector in CMOS

E Bayram, AF Aref, M Saeed… - IEEE Transactions on …, 2017 - ieeexplore.ieee.org
A 1.5-3.3 GHz, 7 mW, all-digital delay-locked loop (ADDLL) designed in a UMC 130-nm
CMOS technology is presented in this paper. The proposed ADDLL uses the modified …

An implementation of fast-locking and wide-range 11-bit reversible SAR DLL

L Wang, L Liu, H Chen - … on Circuits and Systems II: Express …, 2010 - ieeexplore.ieee.org
This brief proposes a novel circuit architecture of an 11-bit reversible successive
approximation register (RSAR)-controlled all-digital delay-locked loop (DLL), which could …

A DLL with dual edge triggered phase detector for fast lock and low jitter clock generator

K Ryu, DH Jung, SO Jung - … on Circuits and Systems I: Regular …, 2012 - ieeexplore.ieee.org
A DLL based on a dual edge triggered phase detector (DET-PD) is proposed for a clock
generator in low-power systems. The proposed DLL has a faster lock speed with the same …