Solids

A 10-bit Source-Driver IC for High-Resolution OLED-on-Silicon Displays With All-Channel Automatic Offset Calibration and Data-Aware Slew-Rate Enhancement

A 10-bit Source-Driver IC for High-Resolution OLED-on-Silicon Displays With All-Channel Automatic Offset Calibration and Data-Aware Slew-Rate Enhancement 150 150

Abstract:

This article presents a 10-bit source-driver (SD) IC for high-resolution OLED-on-silicon (OLEDoS) microdisplays in augmented reality (AR)/virtual reality (VR) applications. To address the stringent constraints of aggressive area scaling, sub-microsecond settling time, and high output uniformity, three key techniques are proposed. First, a demultiplexer (DEMUX)-based channel width expansion …

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A 256-Channel Solid-State Nanopore Readout Array With 193-pA TIAs and Event Detection at 1-MHz in 65-nm CMOS

A 256-Channel Solid-State Nanopore Readout Array With 193-pA TIAs and Event Detection at 1-MHz in 65-nm CMOS 150 150

Abstract:

Solid-state nanopore single-molecule sensing aims to replace the commercially available biological nanopores. Array sizes have remained limited due to the area and power consumption of the transimpedance amplifiers (TIAs), thus preventing throughput and cost scaling. This article presents a 256-channel readout array for solid-state nanopore single-molecule sensing in 65 nm CMOS. …

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An Eight-Channel Direct Analog Sensor Fusion Core for On-the-Spot Time-Series Analysis in Edge AI

An Eight-Channel Direct Analog Sensor Fusion Core for On-the-Spot Time-Series Analysis in Edge AI 150 150

Abstract:

A time-series analysis on multi-channel sensor signals is critical for wide-range Artificial Intelligence (AI) applications, such as in a field of mobility, robot, and infrastructure monitoring. Edge-device data collection followed by cloud-based analysis suffers from high latency and power consumption. This article presents an edge-AI-oriented sensor fusion architecture, performing analog …

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Integrated Low-Power Self-Coherent Kramers–Kronig Millimeter-Wave Receiver With Nonlinear Analog and Mixed-Signal Computing

Integrated Low-Power Self-Coherent Kramers–Kronig Millimeter-Wave Receiver With Nonlinear Analog and Mixed-Signal Computing 150 150

Abstract:

A critical challenge in scaling up high-frequency wireless communication in the millimeter-Wave (mmWave) spectrum has been poor energy efficiency of the constituent transceivers, particularly on the highly energy constrained user equipment (UE). Receiving spectrally-efficient wireless signals (e.g., 64-quadrature amplitude modulation (QAM) etc.) require coherent transceivers with programmable frequency synthesizers, …

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A −251.4-dB FoM Calibration-Free Fractional-N Cascaded PLL With Wideband Oversampling Noise-and-Spur Cancellation

A −251.4-dB FoM Calibration-Free Fractional-N Cascaded PLL With Wideband Oversampling Noise-and-Spur Cancellation 150 150

Abstract:

This article presents a calibration-free fractional-N cascaded phase-locked loop (PLL) employing a sampling phase detector (SPD)-bypass-based phase-domain oversampling noise-and-spur cancellation (P-OSNSC) technique. By incorporating an oversampling cancellation path that eliminates the gain errors and noise cancellation bandwidth limitation introduced by the SPD, the proposed architecture suppresses noise from the …

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An H-Band Continuous Broadband RF-Domain Quadrature Receiver Using a Harmonic-Enhanced LO Generator in 65-nm CMOS

An H-Band Continuous Broadband RF-Domain Quadrature Receiver Using a Harmonic-Enhanced LO Generator in 65-nm CMOS 150 150

Abstract:

This article presents an $H$ -band CMOS receiver chipset that covers a wide frequency range of 228–324 GHz, supporting the entire band of IEEE Std. 802.15.3d. The proposed receiver employs an RF-domain quadrature mixer-first architecture to alleviate the design burden of quadrature local oscillator (LO) signal generation in $H$ -band, which …

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A 0.68 nJ/solution Inverse-Matrix-Vector Multiplication Solver With Decoupled Input Injection Scheme in 65-nm CMOS

A 0.68 nJ/solution Inverse-Matrix-Vector Multiplication Solver With Decoupled Input Injection Scheme in 65-nm CMOS 150 150

Abstract:

This letter presents an analog inverse-matrix-vector multiplication (IMVM) solver that addresses the input loading limitation of prior crossbar-based implementations. The proposed decoupled input injection scheme isolates the input circuit from the crossbar array, enabling the use of smaller crossbar conductance for lower power consumption and relaxing the required op amp …

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A 1.2-V, 8.5-ns Settling, Bi-Slewing CMOS Driver for Heavy Loads in Discrete-Time Analog Computing Applications

A 1.2-V, 8.5-ns Settling, Bi-Slewing CMOS Driver for Heavy Loads in Discrete-Time Analog Computing Applications 150 150

Abstract:

As crossbar-based analog computing grows in popularity for high-speed, energy-efficient processing, the need to drive discrete-time signals to heavy loads arises. This letter presents a novel bi-slewing CMOS driver utilizing high slew-rate error amplifiers and a push–pull stage. The proposed driver achieves a measured settling time of 8.5 ns and …

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CTH-CAM: A Cryogenic eDRAM-Based CAM With 1–26 Tunable Hamming Distance

CTH-CAM: A Cryogenic eDRAM-Based CAM With 1–26 Tunable Hamming Distance 150 150

Abstract:

Cryogenic approximate content-addressable memory (ACAM) offers an appealing solution that allows mismatches between the query and the stored data, measured by the Hamming distance (HD). However, in ACAM designs, increasing the word length shrinks the matchline (ML) voltage spacing between adjacent HD tolerance levels, thereby limiting the tunable-HD tolerance range …

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