ISSCC 2025
Session 8
Digital Circuits
A Dual VDD-Temperature Sensor Employing Sensor Fusion with 2.4°C, 9mV (±3σ) Inaccuracy in 65nm CMOS
escalated thermal and power delivery challenges in modern Systems-in-Package (SiPs) [1]. Increased power density and degraded thermal conductance intensify thermal hotspots. Meanwhile, workload-dependent supply-voltage (
ISSCC 2023
Session 29
AI / ML
A 32.5mW Mixed-Signal Processing-in-Memory-Based k-SAT Solver in 65nm CMOS with 74.0% Solvability for 30-Variable 126-Clause 3-SAT Problems
Boolean satisfiability (k-SAT, k ≥3) is an NP-complete combinatorial optimization problem (COP) with applications in communication, flight network, supply chain and finance, to name a few. The ASICs for SAT and other COP
ISSCC 2022
Session 25
Data Converters
An 84dB-SNDR Low-OSR 4th-Order Noise-Shaping SAR with an FIA-Assisted EF-CRFF Structure and Noise-Mitigated Push-Pull Buffer-in-Loop Technique
*Equally Credited Authors (ECAs) With the combined merits of SAR and ∆Σ ADCs, the noise-shaping (NS) SAR architecture can achieve high resolution with a mild OSR, making it versatile for a wide range of applications. Non
ISSCC 2022
Session 19
Power Management
A Broadband Mm-Wave VSWR-Resilient Joint True-Power Detector and Impedance Sensor Supporting Single-Ended Antenna Interfaces
ETH Zurich, Zurich, Switzerland 1 2 Mm-wave 5G communication seeks to support multi-Gb/s data-rates over its large available spectrum, particularly in the K/Ka bands (24 to 40GHz). To ensure sufficient link budget under
ISSCC 2022
Session 19
Power Management
A 26-to-39GHz Broadband Ultra-Compact High-Linearity Switchless Hybrid N/PMOS Bi-Directional PA/LNA Front-End for Multi-Band 5G Large-Scaled MIMO System
ETH Zurich, Zurich, Switzerland 1 2 The continuous growth of data-rates has stimulated the rapid development of 5G New Radio (NR) in the mm-wave FR2 bands (above 24GHz). Consequently, to compensate for the mm-wave high p
ISSCC 2021
Session 27
Data Converters
A 13.8-ENOB 0.4pF-CIN 3rd-Order Noise-Shaping SAR in a Single-Amplifier EF-CIFF Structure with Fully Dynamic Hardware-Reusing kT/C Noise Cancelation
Noise-shaping SAR (NS-SAR) ADCs are attracting rising attention for their low-power high-resolution capability. In most recent arts, a substantial focus is placed on improving the loop filter design by using techniques s
ISSCC 2021
Session 26
RF & Wireless
A mm-Wave Power Amplifier for 5G Communication Using a Dual-Drive Topology Exhibiting a Maximum PAE of 50% and Maximum DE of 60% at 30GHz
The mm-wave spectrum is opening a new opportunity for TRx systems to operate at high-Gb/s data-rates. However, this opportunity is also imposing stringent requirements for power amplifiers (PAs) in terms of efficiency an
ISSCC 2020
Session 31
Digital Circuits
A 65nm 8.79TOPS/W 23.82mW Mixed-Signal OscillatorBased NeuroSLAM Accelerator for Applications in Edge Robotics
Simultaneous localization and mapping (SLAM) is a quintessential problem in cyber-physical systems with wide-spread applications in mobile robotics, selfdriving vehicles, AR, VR, etc. While computational methods [1] and
ISSCC 2020
Session 24
RF & Wireless
An Instantaneously Broadband Ultra-Compact Highly Linear PA with Compensated Distributed-Balun Output Network Achieving >17.8dBm P1dB and >36.6% PAEP1dB over 24 to 40GHz and Continuously Supporting 64-/256-QAM 5G NR Signals over 24 to 42GHz
5G communication promises 10× to 100× data-rate increase to radically change future wireless connectivity. Millimeter-wave (mm-wave) bands can potentially deliver extreme data rates and capacity compared to low-GHz bands
ISSCC 2020
Session 24
RF & Wireless
A 28GHz Current-Mode Inverse-Outphasing Transmitter Achieving 40%/31% PA Efficiency at Psat/6dB PBO and Supporting 15Gbit/s 64-QAM for 5G Communication
As mm-wave offers broader spectra and proportionate capacity increase, it will be extensively employed in 5G-and-beyond communication systems to address the exponentially growing data-rate demand. Viable mm-wave TX or PA
ISSCC 2020
Session 24
AI / ML
A 24-to-30GHz Watt-Level Broadband Linear Doherty Power Amplifier with Multi-Primary Distributed-ActiveTransformer Power-Combining Supporting 5G NR FR2 64-QAM with >19dBm Average Pout and >19% Average PAE
The continuous worldwide demand for multi-Gb/s data-rate has driven the rapid development and standardization of 5G New Radio (NR) specifications in the mmwave bands [1-3]. As a result, there is a surge of interest in hi
ISSCC 2019
Session 4
AI / ML
A 60GHz CMOS Power Amplifier with Cascaded Asymmetric Distributed-Active-Transformer Achieving Watt-Level Peak Output Power with 20.8% PAE and Supporting 2Gsym/s 64-QAM Modulation
Since its invention in early 2000s, Distributed Active Transformer (DAT) has been a popular power-combiner technique for high-power high-efficiency Power Amplifiers (PAs) in voltage-limited Silicon processes at GHz frequen
ISSCC 2019
Session 4
Power Management
A Highly Linear Super-Resolution Mixed-Signal Doherty Power Amplifier for High-Efficiency mm-Wave 5G Multi-Gb/s Communications
As the millimeter-wave (mm-wave) spectrum is believed to drive the next wireless communication revolution, there is a growing need for architectural research on advanced transmitter (TX) or power amplifier (PA) that can r
ISSCC 2019
Session 4
Power Management
A mm-Wave 3-Way Linear Doherty Radiator with MultiAntenna Coupling and On-Antenna Current-Scaling Series Combiner for Deep Power Back-Off Efficiency Enhancement
There is a growing interest in exploring antenna-electronic co-designs that leverage antennas (including their low-loss metal structures, design versatility, multi-feed driving capabilities) as a new design paradigm to r
ISSCC 2019
Session 25
Hardware Security
A 128b AES Engine with Higher Resistance to Power and Electromagnetic Side-Channel Attacks Enabled by a Security-Aware Integrated All-Digital Low-Dropout Regulator
information leakage through power consumption and electromagnetic (EM) emissions from cryptographic engines to uncover secret keys. Integrated inductive voltage regulators (IVR) with a randomized control loop [1] or swit
ISSCC 2019
Session 14
AI / ML
A 65nm 1.1-to-9.1TOPS/W Hybrid-Digital-Mixed-Signal Computing Platform for Accelerating Model-Based and Model-Free Swarm Robotics
Artificial swarm intelligence, inspired by biological studies of insects, ants and other organisms, present an emerging computing paradigm, where seemingly simple elements interact with each other to collectively solve ch
ISSCC 2018
Session 7
AI / ML
A 55nm Time-Domain Mixed-Signal Neuromorphic Accelerator with Stochastic Synapses and Embedded Reinforcement Learning for Autonomous Micro-Robots
networks (DNNs) and convolutional neural networks (CNNs) with most hardware demonstrations geared towards inference in vision-based platforms [1-5], we recognize that true autonomy in intelligent agents will only emerge
ISSCC 2018
Session 4
mm-Wave
A 64GHz Full-Duplex Transceiver Front-End with an On-Chip Multifeed Self-Interference-Canceling Antenna and an All-Passive Canceler Supporting 4Gb/s Modulation in One Antenna Footprint
Millimeter-wave full-duplex (FD) transceivers (TRXs) have the potential to unlock the full throughput of future 5G links. A major challenge in mm-wave FD TRXs is to suppress the wideband modulated self-interference (SI)
ISSCC 2018
Session 4
mm-Wave
A 23-to-30GHz Hybrid Beamforming MIMO Receiver Array with Closed-Loop Multistage Front-End Beamformers for Full-FoV Dynamic and Autonomous Unknown Signal Tracking and Blocker Rejection
Millimeter-wave massive MIMOs leverage large array size to enhance the link budget and spatial selectivity, but their resulting narrow beamwidth substantially complicates the transmitter-receiver (TX-RX) alignment. Unlik
ISSCC 2018
Session 26
RF & Wireless
A Continuous-Mode Harmonically Tuned 19-to-29.5GHz Ultra-Linear PA Supporting 18Gb/s at 18.4% Modulation PAE and 43.5% Peak PAE
The 5th generation (5G) mm-wave systems are expected to support wideband spectrum-efficient modulations (e.g., 64-QAM or 256-QAM) to achieve Gb/s-linkthroughput revolution. These complex modulation schemes, however, ofte
ISSCC 2018
Session 26
RF & Wireless
A 62-to-68GHz Linear 6Gb/s 64QAM CMOS Doherty Radiator with 27.5%/20.1% PAE at Peak/6dB-Back-off Output Power Leveraging High-Efficiency Multi-Feed Antenna-Based Active Load Modulation
Extreme throughput requirements on future mm-wave systems, e.g., 5G links, necessitates the use of spectrum-efficient modulations that often come with high peak-to-average power ratios (PAPRs). Therefore, there is an inc
ISSCC 2017
Session 8
Digital Circuits
Improved Power-Side-Channel-Attack Resistance of an AES-128 Core via a Security-Aware Integrated Buck Voltage Regulator
g. Differential Power Analysis (DPA) and Correlation Power Analysis (CPA), are major threats to the security of crypto engines in SoC platforms. Circuit-level SCA countermeasures to achieve dataindependent supply current
ISSCC 2017
Session 2
Power Management
A 28GHz/37GHz/39GHz Multiband Linear Doherty Power Amplifier for 5G Massive MIMO Applications
Millimeter-wave fifth-generation (5G) systems will extensively leverage massive multiple-input multiple-output (MIMO) architectures to improve their link performance. These array systems will employ many power amplifiers
ISSCC 2017
Session 17
Wireline I/O
A Packaged 90-to-300GHz Transmitter and 115-to325GHz Coherent Receiver in CMOS for Full-Band Continuous-Wave mm-Wave Hyperspectral Imaging
Millimeter-wave/THz hyperspectral imaging has numerous applications in security, non-destructive evaluation, material characterization, and medical diagnostics [1]. Unlike single-frequency imaging, hyperspectral imaging
ISSCC 2017
Session 17
Wireline I/O
A 60GHz On-Chip Linear Radiator with Single-Element 27.9dBm Psat and 33.1dBm Peak EIRP Using Multifeed Antenna for Direct On-Antenna Power Combining
links, e.g., for the 5G communication, is to provide large transmitter (Tx) output power (Pout) with high energy efficiency and linearity from a limited supply voltage, so that the high path loss and limited link budget
ISSCC 2017
Session 13
RF & Wireless
A 24dBm 2-to-4.3GHz Wideband Digital Power Amplifier with Built-In AM-PM Distortion SelfCompensation
spectrum-efficient modulation schemes such as 64QAM and 256QAM and high data-rates. This poses stringent requirements on RF Power Amplifiers (PAs) for their carrier bandwidth, linearity, modulation rate, and efficiency.
ISSCC 2015
Session 5
Analog Circuits
A 0.13µm Fully Digital Low-Dropout Regulator with Adaptive Control and Reduced Dynamic Stability for Ultra-Wide Dynamic Range
An increasing number of power domains and of power states per domain, as well as decreasing decoupling capacitance per local grid and ultra-wide current dynamic range of digital load circuits (for low power on one end wh
ISSCC 2014
Session 24
Medical & Bio
A Power-Efficient Switched-Capacitor Stimulating System for Electrical/Optical Deep-Brain Stimulation
Michigan State University, East Lansing, MI 1 2 Deep-brain stimulation (DBS) has been proven as an effective therapy to alleviate Parkinson’s disease, tremor, and dystonia. Towards a less invasive headmounted DBS, we uti
ISSCC 2013
Session 4
Wireless
A Single-Inductor 0.35µm CMOS Energy-Investing Piezoelectric Harvester
Because miniaturized systems store little energy, their lifespans are often short. Fortunately, vibrations are consistent and abundant in many applications, so ambient kinetic energy can be a viable source. Vibrations in
ISSCC 2012
Session 16
Power Management
An Adaptive Reconfigurable Active Voltage Doubler/Rectifier for Extended-Range Inductive Power Transmission
Modern implantable microelectronic devices (IMDs) require higher performance and power efficiency to enable more efficacious therapies, particularly in neuroprostheses such as retinal and cochlear implants [1]. Inductive
ISSCC 2010
Session 6
Medical & Bio
An Inductively Powered Scalable 32-Channel Wireless Neural Recording System-on-a-Chip for Neuroscience Applications
technology for interfacing with the central nervous system in laboratory animals and humans [1-2]. Even though these efforts have led to marvelous technological advancements in circuits and systems, some of the resulting
ISSCC 2010
Session 27
RF & Wireless
A Single-Inductor AC-DC Piezoelectric EnergyHarvester/Battery-Charger IC Converting ±(0.35 to 1.2V) to (2.7 to 4.5V)
Microscale integration constrains energy and the lifetime microsystems like wireless sensors and biomedical implants can achieve to impractical levels. Harnessing ambient vibration energy from a small piezoelectric trans
ISSCC 2009
Session 26
Other
Single-Inductor Dual-Input Dual-Output Buck-Boost Fuel-Cell-Li-Ion Charging DC-DC Converter Supply
Self-powered wireless micro-sensors and other miniaturized wireless systems provide energy-saving and performance-enhancing intelligence to state-ofthe-art biomedical and consumer electronics and difficult-to-replace tec
ISSCC 2009
Session 12
RF & Wireless
A 3.6mW Differential Common-Gate CMOS LNA with Positive-Negative Feedback
features superior bandwidth, linearity, stability, and robustness to PVT variations compared to a common-source (CS) topology [1]. In spite of these advantages, the dependence of gain and NF on the restricted transconduc
ISSCC 2008
Session 32
Sensors
A Chopper-Stabilized Lateral-BJT-Input Interface in 0.6µm CMOS for Capacitive Accelerometers
There has been increasing demand for low-cost small-size highprecision MEMS accelerometers with micro-gravity resolution at very low frequencies in applications ranging from GPS-augmented inertial navigation to distance