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Emerging nano-scale programmable Resistive-RAM (RRAM) has been identified as a promising technology for implementing brain-inspired computing hardware. Several neural network architectures, that essentially involve computation of scalar…

Emerging Technologies · Computer Science 2015-12-02 Aranya Goswamy , Sagar Kumashi , Vikash Sehwag , Siddharth Kumar Singh , Manny Jain , Kaushik Roy , Mrigank Sharad

An analog neural network computing engine based on CMOS-compatible charge-trap transistor (CTT) is proposed in this paper. CTT devices are used as analog multipliers. Compared to digital multipliers, CTT-based analog multiplier shows…

Readout chips of hybrid pixel detectors use a low power amplifier and threshold discrimination to process charge deposited in semiconductor sensors. Due to transistor mismatch each pixel circuit needs to be calibrated individually to…

Instrumentation and Detectors · Physics 2017-08-23 Timon Heim , Maurice Garcia-Sciveres

CMOS VLSI technology is the most dominant integration methodology prevailing in the world today. Various signal-processing blocks are made using analog or digital design techniques in MOS VLSI. An important component is the Memory unit used…

Other Computer Science · Computer Science 2024-02-26 Paramita Barai

Today, most X-ray pixel detectors used at light sources transmit raw pixel data off the detector ASIC. With the availability of more advanced ASIC technology nodes for scientific application, more digital functionality from the computing…

We present a novel single-photon detector based on a vacuum tube incorporating a photocathode, a microchannel plate (MCP), and a Timepix4 CMOS ASIC functioning as a pixelated anode. Designed to handle photon rates up to 1 billion per second…

This paper presents a dynamic predictive sampling (DPS) based analog-to-digital converter (ADC) that provides a non-uniform sampling of input analog continuous-time signals. The processing unit generates a dynamic prediction of the input…

Signal Processing · Electrical Eng. & Systems 2022-11-21 Xiaochen Tang , Mario Renteria-Pinon , Wei Tang

We suggest a novel methodology to obtain a digital representation of analog signals and to perform its back-conversion using memristive devices. In the proposed converters, the same memristive systems are used for two purposes: as elements…

Instrumentation and Detectors · Physics 2012-07-04 Y. V. Pershin , E. Sazonov , M. Di Ventra

Edge detection, as a fundamental task in computer vision, has garnered increasing attention. The advent of deep learning has significantly advanced this field. However, recent deep learning-based methods generally face two significant…

Computer Vision and Pattern Recognition · Computer Science 2024-12-20 Changsong Liu , Wei Zhang , Yanyan Liu , Mingyang Li , Wenlin Li , Yimeng Fan , Xiangnan Bai , Liang Zhang

Analog photonic solutions offer unique opportunities to address complex computational tasks with unprecedented performance in terms of energy dissipation and speeds, overcoming current limitations of modern computing architectures based on…

We have developed two radiation-hard ASICs for optical data transmission in the ATLAS pixel detector at the LHC at CERN: a driver chip for a Vertical Cavity Surface Emitting Laser (VCSEL) diode for 80 Mbit/s data transmission from the…

In this paper, we propose an architecture for FPGA emulation of mixed-signal systems that achieves high accuracy at a high throughput. We represent the analog output of a block as a superposition of step responses to changes in its analog…

Hardware Architecture · Computer Science 2020-02-07 Steven Herbst , Byong Chan Lim , Mark Horowitz

A new amplifier-shaper-discriminator (ASD) chip was designed and manufactured for the Micro Pixel Chamber ($\mu$-PIC). The design of this ASD IC is based on the ASD IC (TGC-ASD) for the Thin Gap Chamber in the LHC Atlas Experiment. The…

Instrumentation and Detectors · Physics 2009-11-10 R. Orito , O. Sasaki , H. Kubo , K. Miuchi , T. Nagayoshi , Y. Okada , A. Takada , A. Takeda , T. Tanimori , M. Ueno

A switched-capacitor matrix multiplier is presented for approximate computing and machine learning applications. The multiply-and-accumulate operations perform discrete-time charge-domain signal processing using passive switches and 300 aF…

Emerging Technologies · Computer Science 2016-12-06 Edward H. Lee , S. Simon Wong

Deep sub micron HV-CMOS processes offer the opportunity for sensors built by industry standard techniques while being HV tolerant, making them good candidates for drift-based, fast collecting, thus radiation-hard pixel detectors. For the…

Instrumentation and Detectors · Physics 2016-09-21 Branislav Ristic

Purpose: CMOS pixel sensors have become extremely attractive for future high performance tracking devices. Initial R\&D work has been conducted for the vertex detector for the proposed Circular Electron Positron Collider that will allow…

Instrumentation and Detectors · Physics 2019-09-04 L. J. Chen , H. B. Zhu , X. C. Ai , M. Fu , R. Kiuchi , Y. Liu , Z. A. Liu , X. C. Lou , Y. P. Lu , Q. Ouyang , X. Shi , J. Tao , K. Wang , N. Wang , C. F. Yang , Y. Zhang , Y. Zhou

As technology scales down, the static power is expected to become a significant fraction of the total power. The exponential dependence of static power with the operating temperature makes the thermal profile estimation of high-performance…

Hardware Architecture · Computer Science 2011-11-09 J. L. Rossello , V. Canals , S. A. Bota , A. Keshavarzi , J. Segura

Dynamic comparators are an essential part of low-power analog to digital converters (ADCs) and are referred to as one of the most important building blocks in mixed mode circuits. The power consumption and accuracy of dynamic comparators…

Signal Processing · Electrical Eng. & Systems 2021-10-07 Nima Shahpari , Mehdi Habibi , Piero Malcovati

The true-differential superconductor on-chip amplifier has complementary outputs that float with respect to chip ground. This improves signal integrity and compatibility with the receiving semiconductor stage. Both source-terminated and…

Applied Physics · Physics 2022-03-23 Jonathan Egan , Andrew Brownfield , Quentin Herr

We present the design and performance of a prototype ASIC digitizer for integrated wire chamber readout, implemented in 65 nm commercial CMOS technology. Each channel of the 4-channel prototype is composed of two 16-bit Time-to-Digital…

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