机构

Yonsei University

11 篇 ISSCC 论文

ISSCC 2026 Session 37 Memory
A 14Gb/s/pin 0.163pJ/b DQ Receiver for HBM with Baud-Rate Phase Tracking Loop Supporting Background Offset Calibration
Jeonghyeon Lee1, Ho-Joon Shin1, Han-Gon Ko2, Kwanseo Park1
Abstract This paper presents a compact 14Gb/s/pin HBM DQ receiver that continuously tracks sampling phase and detector offset in live data, using a baud-rate phase tracking loop with a background-calibrated time-window p
ISSCC 2021 Session 31 Analog Circuits
A 0.9V 28MHz Dual-RC Frequency Reference with 5pJ/Cycle and ±200ppm Inaccuracy from -40°C to 85°C
Woojun Choi1, Jan A. Angevare2, Injun Park1, Kofi A. A. Makinwa2, Youngcheol Chae1
applications require a stable on-chip frequency reference with low energy (<10pJ/cycle) and high frequency stability (below ±300ppm). CMOS RC frequency references are promising due to their low-cost integration and high
ISSCC 2021 Session 21 RF & Wireless
A 1.125Gb/s 28mW 2m-Radio-Range IR-UWB CMOS Transceiver
Geunhaeng Lee1, Sanghwa Lee1, Ji-Hoon Kim2, Tae Wook Kim1
Ewha Womans University, Seoul, Korea 1 2 As the amount of information that wireless communication devices carry increases more than ever, the importance of data transmission speed and efficiency has drastically increased
ISSCC 2020 Session 9 Data Converters
A 134µW 24kHz-BW 103.5dB-DR CT ΔΣ Modulator with Chopped Negative-R and Tri-Level FIR DAC
MoonHyung Jang, Changuk Lee, Youngcheol Chae
Audio applications require a high-resolution ADC with a dynamic range (DR) of more than 100dB. A continuous-time delta-sigma modulator (CTDSM) is widely used to realize such ADCs and requires high energy efficiency for b
ISSCC 2019 Session 5 Image Sensors
A 76mW 500fps VGA CMOS Image Sensor with TimeStretched Single-Slope ADCs Achieving 1.95e- Random Noise
Injun Park1, Chanmin Park1, Jimin Cheon2, Youngcheol Chae1
Kumoh National Institute of Technology, Gyeongbuk, Korea 1 2 The demand for high-frame-rate CMOS image sensors is steadily increasing. Column-parallel single-slope (SS) ADCs are widely used in CMOS image sensors, because
ISSCC 2017 Session 9 Sensors
A 6.9mW 120fps 28×50 Capacitive Touch Sensor with 41.7dB SNR for 1mm Stylus Using Current-Driven ΔΣ ADCs
Hyunseok Hwang1, Hyeyeon Lee1, Hongchae Kim2, Youngcheol Chae1
Capacitive touch sensors are essential for the user interfaces of smartphones and tablet PCs. Large touch-screen panels (TSPs) require high-quality touch features, resulting in an increased number of sensing channels as
ISSCC 2015 Session 19 Wireless
A 1.9mm-Precision 20GS/s Real-Time Sampling Receiver Using Time-Extension Method for Indoor Localization
Hong Gul Han, Byung Gyu Yu, Tae Wook Kim
Contrary to conventional continuous-wave communication technologies, Impulse-radio Ultra-Wideband (IR-UWB) allows to have various functionalities such as communication, localization and radar by using a short pulse [1-4]
ISSCC 2013 Session 15 Data Converters
A 6.3μW 20b Incremental Zoom-ADC with 6ppm INL and 1μV Offset
Youngcheol Chae1, Kamran Souri2, Kofi A.A. Makinwa2
Delft University of Technology, Delft, The Netherlands 1 2 Incremental analog-to-digital converters (ADCs) can be applied in many instrumentation applications, such as the readout of bridge transducers and smart sensors
ISSCC 2011 Session 20 Wireline I/O
A 5.4Gb/s Adaptive Equalizer Using AsynchronousSampling Histograms
Wang-Soo Kim, Chang-Kyung Seong, Woo-Young Choi
As the data rate requirements for many wireline applications increase, channel bandwidth limitation becomes a critical problem in serial interfaces. Equalizers are often used as a solution for this problem. In addition,
ISSCC 2008 Session 27 Data Converters
A 0.7V 36µW 85dB-DR Audio ΔΣ Modulator Using Class-C Inverter
Youngcheol Chae, Inhee Lee, Gunhee Han
Low-voltage low-power ΔΣ modulators are required for many portable systems. Although SC ΔΣ modulators provide reliable high-resolution A/D conversion, the traditional SC circuit design faces many challenges as the fabric
ISSCC 2008 Session 2 Image Sensors
A 5000S/s Single-Chip Smart Eye-Tracking Sensor
Dongsoo Kim, Jihyun Cho, Seunghyun Lim, Dongmyung Lee, Gunhee Han
user gazes. Infrared (IR) light is commonly used in an eye tracker because it eliminates the influence of ambient illumination and improves the discrepancy between the pupil and the white area in the eye [1]. With the IR