Timing

A Single-Lead ECG Wearable Sensor With 1.04 s Latency for Cardiac and Biometric Detection Tasks

A Single-Lead ECG Wearable Sensor With 1.04 s Latency for Cardiac and Biometric Detection Tasks 150 150

Abstract:

The wearable electrocardiogram (ECG) sensor has immense potential for cardiovascular healthcare monitoring. However, uploading ECG signals to server-side devices for diagnosis poses privacy risks. Multi-tasking ECG processors rely on multi-beat windows and complex models, leading to high latency and energy consumption that limit deployment in resource-constrained wearable devices. In this …

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An Incremental Noise-Shaping Pipeline ADC With Single-Amplification-Based kT/C Noise Cancellation Technique

An Incremental Noise-Shaping Pipeline ADC With Single-Amplification-Based kT/C Noise Cancellation Technique 150 150

Abstract:

This article presents an incremental noise-shaping (NS) pipeline analog-to-digital converter (ADC) featuring a single-amplification-based kT/C noise cancellation technique. By pre-amplifying the frontend sampling kT/C noise onto the capacitive digital-to-analog converter (CDAC) of the backend NS successive approximation register (SAR) quantizer, the proposed architecture eliminates the repeated amplifications typically …

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A Ka-Band Time-Modulated Phase-Invariant Variable-Gain Amplifier With 30-dB Gain Tuning Based on Duty-Cycle Control

A Ka-Band Time-Modulated Phase-Invariant Variable-Gain Amplifier With 30-dB Gain Tuning Based on Duty-Cycle Control 150 150

Abstract:

This article presents a time-modulated variable-gain amplifier (VGA) employing a clock-sampling topology governed by a duty-cycle control (DCC) loop. By modulating the effective operation time of the amplifier rather than altering its RF bias conditions, for precise tuning of the clock duty cycle, enabling phase consistency at millimeter-wave frequencies. The …

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GUARD: A Clock and Voltage Glitch Detector With On-Demand Protection

GUARD: A Clock and Voltage Glitch Detector With On-Demand Protection 150 150

Abstract:

This article presents GUARD, a fully digital, variation-tolerant detector for clock and voltage glitch attacks, featuring an integrated on-demand protection mechanism. Fabricated in 28-nm CMOS, GUARD provides robust security for digital systems by monitoring the system clock for maliciously injected faults. It employs a pair of optimized time-to-digital converters (TDCs) …

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A Ka-Band Eight-Stream Phased-Array MIMO Receiver With Time-Hopping Blocker Rejection for 6G

A Ka-Band Eight-Stream Phased-Array MIMO Receiver With Time-Hopping Blocker Rejection for 6G 150 150

Abstract:

This article presents a Ka-band phased-array multiple-input multiple-output (MIMO) receiver for sixth-generation (6G) wireless networks. A time-division (TD) MIMO architecture is combined with DP antenna array to support eight MIMO streams in the Ka band. The complex weights of each RF element in both polarization arrays are sequentially switched at …

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A Cryogenic Superconducting Quantum Computing Unit Interface Chipset With Phase-Detection-Based Readout and Phase-Shifter-Based Controller

A Cryogenic Superconducting Quantum Computing Unit Interface Chipset With Phase-Detection-Based Readout and Phase-Shifter-Based Controller 150 150

Abstract:

This article presents a cryogenic quantum interface chipset at 3.5 K for superconducting transmon qubit operations. The chipset comprises a phase-detection readout and a phase-shifter-based polar-modulation controller with flexible scalability. With the proposed phase-detection readout scheme, a 9-bit time-to-digital converter (TDC)-based state detector is used to read out the qubit …

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A 28-nm PVT Inner-Tracking Time-Domain Compute-In-Memory Macro for Edge-AI Devices

A 28-nm PVT Inner-Tracking Time-Domain Compute-In-Memory Macro for Edge-AI Devices 150 150

Abstract:

This article presents an energy-efficient and process-, voltage-, and temperature (PVT)-robust time-domain (TD) compute-in-memory (CIM) macro for edge artificial intelligence (AI) devices. It features: 1) a PVT inner-tracking (PIT) technique that aligns the PVT responses of TD computation and TD quantization, delivering inherent robustness without incurring extra power or circuit …

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A 11.0-TOPS/W Diffusion Accelerator With Temporal Data Reuse for Real-Time Text-to-Motion Generation

A 11.0-TOPS/W Diffusion Accelerator With Temporal Data Reuse for Real-Time Text-to-Motion Generation 150 150

Abstract:

Text-to-motion models are AI systems that generate human motion sequences directly from natural language descriptions, serving as key enablers for immersive virtual avatars and interactive digital humans in AR/VR ecosystems. However, state-of-the-art text-to-motion diffusion models suffer from substantial computational costs due to their iterative nature, making them ill-suited for …

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A 77-dB DR Two-Stage SAR ADC for Low-Gain Analog Front-Ends Using Asynchronous Pipelining and RC Snubber Reference Stabilization

A 77-dB DR Two-Stage SAR ADC for Low-Gain Analog Front-Ends Using Asynchronous Pipelining and RC Snubber Reference Stabilization 150 150

Abstract:

The analog front-end (AFE) often bottlenecks the power of modern receiver chains, burdened by the large-signal linearity required before the ADC. This work introduces a 77-dB DR, 200-MS/s two-stage SAR ADC that can alleviate much of this burden by offering a significantly lower input-referred noise (IRN) to enable low-gain …

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