机构

National Taiwan University

38 篇 ISSCC 论文

ISSCC 2026 Session 8 Wireline I/O
A 1.59pJ/b 112Gb/s PAM-4 and 1.06pJ/b 168Gb/s PAM-8 Resistor-Less 7-Bit SST DAC-Based Transmitter with 8-Tap FFE in 28nm CMOS
Yao-Hung Tsai, Ming-Han Chuang, Shen-Iuan Liu
Abstract A resistor-less 7b SST DAC-based TX with 8-tap FFE and 3 types of segments is presented to achieve low parasitic capacitance, compact area, and scaling friendliness. To reduce intersymbol-interference jitter at
ISSCC 2026 Session 24 Sensors
A 144mW 161Mpixels/s Tensor Display Processor for 3D Virtual Reality
Ching-Yen Lee, Yueh-Feng Tsai, Ying-Sheng Lin, Chia-Hsiang Yang
Abstract This work presents a 3D display processor that converts the focal stack to tensor display. Algorithm-architecture co-optimization is applied to reduce the computational complexity and hardware complexity. It ach
ISSCC 2025 Session 2 Digital Processors
A 210fps Image Signal Processor for 4K Ultra HD True Video Super Resolution
Ying-Sheng Lin1, Jun Nishimura2, Chia-Hsiang Yang1
Google, Mountain View, CA 1 2 Video super-resolution (VSR) aims to convert low-resolution (LR) videos to high-resolution (HR) videos with high image quality [1]. It can be used for various video applications, such as str
ISSCC 2025 Session 17 Hardware Security
A 30.4GOPS/mW MK-CKKS Processor for Secure Multi-Party Computation
Liang-Hsin Lin, Yao-Kai Yang, Chia-Hsiang Yang
Secure data processing has become critical to privacy-preserving in the data-driven AI era. Multi-party computation (MPC) enables computations among multiple parties (users) in a collaborative way while preserving data p
ISSCC 2025 Session 15 AI / ML
A 3.9mW 200words/min Neural Signal Processor in Speech Decoding for Brain-Machine Interface
Tun-Yu Chang, Jeng-Bang Wang, Yu-Hsuan Tsai, Chia-Hsiang Yang
Brain-machine interfaces (BMIs) are a promising technology that can be applied to AR/VR interfaces, neural prostheses, and machine control. Figure 15.1.1 shows BMI systems based on the source of decoded neural activities
ISSCC 2022 Session 33 Digital Processors
A 96.2nJ/class Neural Signal Processor with Adaptable Intelligence for Seizure Prediction
Yi-Yen Hsieh, Yu-Cheng Lin, Chia-Hsiang Yang
Epilepsy is a common neurodegenerative disease that affects more than 50 million people worldwide. Closed-loop neuromodulation is a promising solution to epileptic seizure control through an implantable device that deliv
ISSCC 2021 Session 4 Digital Processors
A 91mW 90fps Super-Resolution Processor for Full HD Images
Hsueh-Yen Shen, Yu-Chi Lee, Tzu-Wei Tong, Chia-Hsiang Yang
Super resolution is the process of reconstructing a high-resolution (HR) image from a low-resolution (LR) one. Super-resolution technology enables high-resolution video streaming, image zoom-in, and far object recognitio
ISSCC 2021 Session 29 Digital Circuits
A 0.008mm2 1.5mW 0.625-to-200MHz Fractional Output Divider with 120fsrms Jitter Based on Replica-DTC-Free Background Calibration
Chun-Yu Lin, Yu-Ting Hung, Tun-Ju Wang, Tsung-Hsien Lin
A compact, low-power, low-jitter clock system supporting multiple output frequencies is required in many applications. Using several PLLs to generate multiple frequencies consumes large power and chip area [1]. Alternati
ISSCC 2020 Session 25 Digital Circuits
A 5.25GHz Subsampling PLL with a VCO-Phase-Noise Suppression Technique are generated from the reference frequency, to perform a frequency-shaping SSPD, the associated switch size needs to be minimized to avoid additional spurs at the output.
Hsiu-Hsien Ting, Tai-Cheng Lee, Figure 25.6.3 shows the linear model and open-loop gain comparison. The openloop gain of
These PLLs exhibit features like small area, large tuning range, and multiple output phases. However, their jitter performance is worse than that in LC-oscillator-based PLLs. Although a wider PLL bandwidth can reduce the
ISSCC 2020 Session 21 Digital Processors
A 1.5µJ/Task Path-Planning Processor for 2D/3D Autonomous Navigation of Micro Robots
Chieh Chung, Chia-Hsiang Yang
Autonomous micro robots have been deployed for various applications, ranging from unmanned package delivery to smart aerial surveillance. These robots possess intelligence for perception, make decisions based on the coll
ISSCC 2018 Session 13 AI / ML
A 232-to-1996KS/s Robust Compressive-Sensing Reconstruction Engine for Real-Time Physiological Signals Monitoring
Ting-Sheng Chen, Hung-Chi Kuo, An-Yeu Wu
Compressive sensing (CS) techniques enable new reduced-complexity designs for sensor nodes and help reduce overall transmission power in wireless sensor network [1-2]. Prior CS reconstruction chip designs have been descr
ISSCC 2017 Session 6 Wireline I/O
A 56Gb/s PAM-4/NRZ Transceiver in 40nm CMOS
Pen-Jui Peng, Jeng-Feng Li, Li-Yang Chen, Jri Lee
Ultra-high speed data links such as 400GbE continuously push transceivers to achieve better performance and lower power consumption. This paper presents a highly parallelized TRX at 56Gb/s with integrated serializer/dese
ISSCC 2017 Session 14 Digital Processors
A 135mW Fully Integrated Data Processor for Next-Generation Sequencing
Yi-Chung Wu1, Jui-Hung Hung2, Chia-Hsiang Yang1,2
National Chiao Tung University, Hsinchu, Taiwan 1 2 DNA sequencing is the process of determining the precise order of nucleotides (A, C, G, T) within a DNA molecule and is now indispensable for genetics and medical resea
ISSCC 2016 Session 27 Data Converters
A 10b 2.6GS/s Time-Interleaved SAR ADC with Background Timing-Skew Calibration
Chin-Yu Lin, Yen-Hsin Wei, Tai-Cheng Lee
Recent radio architectures, such as WiGig and 5G, require ADCs with bandwidth beyond 1GHz and ENOB of 6-to-8b while retaining excellent power efficiency for long battery life. Therefore, many time-interleaved SAR ADCs ar
ISSCC 2016 Session 19 Digital Circuits
A 3.2GHz Digital Phase-Locked Loop with Background Supply-Noise Cancellation
Che-Wei Yeh, Cheng-En Hsieh, Shen-Iuan Liu
Phase-locked loops (PLLs) are widely used in various applications such as processors, consumer electronics, and wireline communication systems. When digital circuits and a PLL with a ring oscillator are integrated togeth
ISSCC 2015 Session 5 Analog Circuits
A 2-Channel -83.2dB Crosstalk 0.061mm2 CCIA with an Orthogonal Frequency Chopping Technique
Yi-Lin Tsai, Feng-Wen Lee, Tzu-Ying Chen, Tsung-Hsien Lin
Area-efficient low-noise instrumentation amplifiers (IAs) are required in various multi-channel sensing and monitoring applications. These IAs must be designed to achieve low noise and low power, good noise efficiency fa
ISSCC 2014 Session 21 Clocking & PLLs
A 2.3GHz Fractional-N Dividerless Phase-Locked Loop with -112dBc/Hz In-Band Phase Noise
Po-Chun Huang, Wei-Sung Chang, Tai-Cheng Lee
Recently, dividerless PLL architectures, including sub-sampling PLLs [1] and injection-locked PLLs [2], have been reported to achieve superior phase noise with respect to conventional PLL architectures. However, these di
ISSCC 2014 Session 11 Data Converters
A 0.85fJ/conversion-step 10b 200kS/s Subranging SAR ADC in 40nm CMOS
Hung-Yen Tai, Yao-Sheng Hu, Hung-Wei Chen, Hsin-Shu Chen
Analog-to-digital converters (ADC) are extensively used in wireless sensor networks and healthcare electronic devices to monitor long-term signal conditions. It is essential to prolong battery life in these applications
ISSCC 2012 Session 28 Power Management
A 1.0TOPS/W 36-Core Neocortical Computing Processor with 2.3Tb/s Kautz NoC for Universal Visual Recognition
Chuan-Yung Tsai, Yu-Ju Lee, Chun-Ting Chen, Liang-Gee Chen
Unlike human brains, where various kinds of visual recognition tasks are carried out with homogeneous neocortical circuits and a unified working mechanism, existing visual recognition processors [1-4] rely on multiple al
ISSCC 2012 Session 15 mm-Wave
A 1V 19.3dBm 79GHz Power Amplifier in 65nm CMOS
Kun-Yin Wang, Tao-Yao Chang, Chorng-Kuang Wang
For a highly integrated wireless system including on-chip antennas, high-outputpower power amplifiers (PA) are required to cover the desired transmission range. In order to achieve the output power level, power-combining
ISSCC 2012 Session 14 Digital Circuits
A 6.7MHz-to-1.24GHz 0.0318mm2 Fast-Locking All-Digital DLL in 90nm CMOS
Min-Han Hsieh, Liang-Hsin Chen, Shen-Iuan Liu, Charlie Chung-Ping Chen
synchronization in high performance digital systems. The design of analog DLLs has become a challenge due to the trends associated with CMOS scaling, namely, high leakage current, low supply voltage, etc. Consequently, m
ISSCC 2011 Session 9 Wireless
An 87GHz QPSK Transceiver with Costas-Loop Carrier Recovery in 65nm CMOS
Shih-Jou Huang, Yu-Ching Yeh, Huaide Wang, Pang-Ning Chen, Jri Lee
Modern high-speed wireless data links such as 60GHz RF and point-to-point communications activate research on Gb/s transceivers for V-band (50 to 75GHz) and W-band (75 to 110GHz). Conventional approaches in SiGe or III-V
ISSCC 2011 Session 8 Wireline I/O
A 40Gb/s TX and RX Chip Set in 65nm CMOS
Ming-Shuan Chen, Yu-Nan Shih, Chen-Lun Lin, Hao-Wei Hung, Jri Lee
Next generation optical and electrical communications such as chip-to-chip serial links or 100GbE require very-high-speed transceivers. At tens of Gb/s, both transmitters and receivers suffer from inadequate bandwidth an
ISSCC 2011 Session 25 Wireline I/O
A 20Gb/s Digitally Adaptive Equalizer/DFE with Blind Sampling
Yu-Ming Ying, Shen-Iuan Liu
As data rates increase, the backplane communication systems suffer from serious inter-symbol interference (ISI). Due to different channel lengths, loss, and environment variations, an adaptive equalizer is an attractive
ISSCC 2011 Session 20 Wireline I/O
A 6Gb/s Receiver with 32.7dB Adaptive DFE-IIR Equalization
Yi-Chieh Huang, Shen-Iuan Liu
To ensure the signal integrity over a lossy channel, an analog equalizer and/or a decision-feedback equalizer (DFE) [2-6] are widely adopted in high-speed data transmission. An adaptive analog equalizer or adaptive DFE i
ISSCC 2010 Session 20 RF & Wireless
A 2×25Gb/s Deserializer with 2:5 DMUX for 100Gb/s Ethernet Applications
Ke-Chung Wu, Jri Lee
The ever growing bandwidth requirement for novel server technologies including multi-core processing, virtualization, and networked storage leads to multichannel Internet connectivity such as 100GbE. Among the proposed s
ISSCC 2010 Session 16 Data Converters
A 10b 100MS/s 4.5mW Pipelined ADC with a Time Sharing Technique
Yen-Chuan Huang, Tai-Cheng Lee
For the applications requiring medium-to-high resolution ADCs, the pipelined architecture is considered to be the most optimal structure in terms of power consumption and area. With range overlap and redundant bit at eac
ISSCC 2010 Session 11 mm-Wave
A Fully Integrated 77GHz FMCW Radar System in 65nm CMOS
Yi-An Li, Meng-Hsiung Hung, Shih-Jou Huang, Jri Lee
Millimeter-wave anti-collision radars have been widely investigated in advanced CMOS technologies recently. This paper presents a fully integrated 77GHz FMCW radar system in 65nm CMOS. The FMCW radar transmits a continuo
ISSCC 2009 Session 5 Wireline I/O
Subharmonically Injection-Locked PLLs for UltraLow-Noise Clock Generation
Jri Lee1, Huaide Wang1, Wen-Tsao Chen2, Yung-Pin Lee2, 1
In this paper, complete analysis and validation of subharmonic injection locking that can substantially reduce the PLL phase noise at negligible cost is presented. Two 20GHz PLLs based on this technique demonstrate 149 a
ISSCC 2009 Session 23 Clocking & PLLs
A Leakage-Suppression Technique for Phase-Locked Systems in 65nm CMOS
Chao-Ching Hung, Shen-Iuan Liu
In nanoscale CMOS processes, the leakage current [1,2] is becoming one of the important issues to cope with for high-performance analog and mixed-signal integrated circuits. For digital circuits, the leakage current resu
ISSCC 2009 Session 16 mm-Wave
A 128.24-to-137.00GHz Injection-Locked Frequency Divider in 65nm CMOS
Bo-Yu Lin, Kun-Hung Tsai, Shen-Iuan Liu
Owing to the nanoscale CMOS technology, mm-wave circuits have been recently attracting a lot of attention for communication, sensing and imaging systems. Several mm-wave components with operation frequencies around or mo
ISSCC 2009 Session 16 mm-Wave
A 43.7mW 96GHz PLL in 65nm CMOS
Kun-Hung Tsai, Shen-Iuan Liu
Advances in nanoscale CMOS technology have made it feasible to implement W-Band circuits in CMOS. Recently, CMOS implementation of high-frequency circuits for applications such as 77GHz anti-collision systems, 94GHz imag
ISSCC 2008 Session 5 Wireline I/O
A 20Gb/s Duobinary Transceiver in 90nm CMOS
Jri Lee, Ming-Shuan Chen, Huai-De Wang
The ever growing volume of backplane communications pushes the data rate toward 20Gb/s for the next-generation transceivers. Over the years, chip designers have been seeking different data formats to overcome the loss of
ISSCC 2008 Session 5 Wireline I/O
A 40Gb/s CMOS Serial-Link Receiver with Adaptive Equalization and CDR
Chih-Fan Liao, Shen-Iuan Liu
Modern broadband communication systems require high-speed receivers to process serial data at tens of gigabits per second. As the data rate reaches 40Gb/s, skin-effect and dielectric loss in the transmission medium cause
ISSCC 2008 Session 28 Digital Circuits
A Low-Jitter 8-to-10GHz Distributed DLL for Multiple-Phase Clock Generation
Keng-Jan Hsiao, Tai-Cheng Lee
A conventional DLL employs a phase detector (PD), a charge pump, and a loop filter to compare and adjust the phase difference between the reference clock and the delayed clock. Ideally, when the DLL is locked, the delay
ISSCC 2008 Session 25 Wireline I/O
mW W-Band Frequency Divider with Wide Locking Range in 90nm CMOS Technology
Kun-Hung Tsai, Lan-Chou Cho, Jia-Hao Wu, Shen-Iuan Liu
The frequency divider (FD) [1,2] is one of the key components in very-high-frequency (VHF) PLLs. Conventionally, injection-locked frequency divider (ILFD) [3], Miller frequency divider [4], and CML static divider are wid
ISSCC 2008 Session 24 Analog Circuits
A 1V 16.9ppm/°C 250nA Switched-Capacitor CMOS Voltage Reference
Hong-Wei Huang1, Chun-Yu Hsieh2, Ke-Horng Chen2, Sy-Yen Kuo1, 1
circuits like analog-to-digital converters, voltage regulators, DRAMs, flash memories and other communication devices. The demands for smaller area, lower power consumption, and lower sensitivity to changes in supply vol
ISSCC 2008 Session 11 Wireline I/O
A 20/10/5/2.5Gb/s Power-scaling Burst-Mode CDR Circuit Using GVCO/Div2/DFF Tri-mode Cells
Che-Fu Liang, Shen-Iuan Liu
PON is one of the promising solutions for the last-mile communication systems. In PONs, the fast-locked CDR circuit must lock within tens of bit times once the data packets arrive. The socalled burst-mode CDR (BMCDR) cir