English
Related papers

Related papers: Comparison calibration system for digital-output i…

200 papers

In neuromorphic engineering, computation is commonly performed asynchronously, mimicking the way in which nervous systems process information: spike by spike. The Neuromorphic Auditory Sensor (NAS) has been implemented under this principle:…

Audio and Speech Processing · Electrical Eng. & Systems 2024-10-30 Angel Jimenez-Fernandez , Daniel Gutierrez-Galan , Antonio Rios-Navarro , Juan Pedro Dominguez-Morales , Gabriel Jimenez-Moreno

Online monitoring remains an important requirement for a range of microsystems. The solution based on the injection of an actuating test stimulus into the bias structure of active devices holds great potential. This paper presents an…

Other Computer Science · Computer Science 2008-02-22 N. Dumas , Z. Xu , K. Georgopopoulos , J. Bunyan , A. Richardson

Digital MemComputing machines (DMMs), which employ nonlinear dynamical systems with memory (time non-locality), have proven to be a robust and scalable unconventional computing approach for solving a wide variety of combinatorial…

Emerging Technologies · Computer Science 2024-07-16 Yuan-Hang Zhang , Massimiliano Di Ventra

The random demodulator is a recent compressive sensing architecture providing efficient sub-Nyquist sampling of sparse band-limited signals. The compressive sensing paradigm requires an accurate model of the analog front-end to enable…

Information Theory · Computer Science 2013-03-26 Pawel Jerzy Pankiewicz , Thomas Arildsen , Torben Larsen

We report a newly designed mid-infrared-pump visible-probe measurement system, which can measure phase-sensitive responses to a mid-infrared pulse along the oscillating electromagnetic field. In this system, the pump light is a phase-locked…

Optics · Physics 2020-02-13 T. Yamakawa , N. Sono , T. Kitao , T. Morimoto , N. Kida , T. Miyamoto , H. Okamoto

This paper presents a detailed noise analysis and a noise-based optimization procedure for resonant MEMS structures. A design for high sensitivity of MEMS structures needs to take into account the noise shaping induced by damping phenomena…

Other Computer Science · Computer Science 2008-12-18 Mrigank Sharma , Akila Kannan , Edmond Cretu

Precision phase readout of optical beat note signals is one of the core techniques required for intersatellite laser interferometry. Future space based gravitational wave detectors like eLISA require such a readout over a wide range of MHz…

Applications of inertial measurement units are extremely diverse, and are expected to see a further increase in number due to current trends in robotics as well as recent advances in Micro Electromechanical sensors (MEMS). The traditional…

Robotics · Computer Science 2017-08-16 William T. Conlin

We demonstrate the compression of electron pulses in a high-brightness ultrafast electron diffraction (UED) instrument using phase-locked microwave signals directly generated from a mode-locked femtosecond oscillator. Additionally, a…

Plasma Physics · Physics 2017-08-03 Martin R. Otto , Laurent P. Rene de Cotret , Mark J. Stern , Bradley J. Siwick

This paper discusses an innovative adaptive heterogeneous fusion algorithm based on estimation of the mean square error of all variables used in real time processing. The algorithm is designed for a fusion between derivative and absolute…

Robotics · Computer Science 2017-01-27 Dusan Nemec , Ales Janota , Marian Hrubos , Vojtech Simak

The investigation of coherent phenomena in strong-field processes requires interferometric measurement schemes with high selectivity to disentangle the complex nonlinear response of the system. Interferometers combining acousto-optical…

This study presents the design, fabrication, and test of a micro accelerometer with intrinsic processing capabilities, that integrates the functions of sensing and computing in the same MEMS. The device consists of an inertial mass…

Emerging Technologies · Computer Science 2020-03-25 Bruno Barazani , Guillaume Dion , Jean-François Morissette , Louis Beaudoin , Julien Sylvestre

Digital pulse width modulation has been considered for high-fidelity and high-efficiency audio amplifiers for several years. It has been shown that the distortion can be reduced and the implementation of the system can be simplified if the…

Sound · Computer Science 2010-03-15 Kien C. Nguyen , Dilip V. Sarwate

Emerging systems such as Internet-of-things (IoT) and machine-to-machine (M2M) communications have strict requirements on the power consumption of used equipments and associated complexity in the transceiver design. As a result,…

Signal Processing · Electrical Eng. & Systems 2021-01-26 Sultan Aldirmaz-Colak , Erdogan Aydin , Yasin Celik , Yusuf Acar , Ertugrul Basar

Environmental sound detection is a challenging application of machine learning because of the noisy nature of the signal, and the small amount of (labeled) data that is typically available. This work thus presents a comparison of several…

Sound · Computer Science 2017-03-22 Juncheng Li , Wei Dai , Florian Metze , Shuhui Qu , Samarjit Das

Terahertz time-domain spectroscopy systems based on resonator-internal repetition-rate modulation, such as SLAPCOPS [12] and ECOPS [11], rely on electronic phase detectors which are typically prone to exhibit both a non-negligible random…

Optics · Physics 2023-02-22 Felix Paries , Oliver Boidol , Georg von Freymann , Daniel Molter

Triaxial vibration sensor are widely used used in various application. Recently, low-cost sensors based on micro electro mechanical system (MEMS) technology are also becoming more widely adopted. However, their measurement accuracy can be…

Instrumentation and Detectors · Physics 2025-12-12 Tomofumi Shimoda , Wataru Kokuyama , Hideaki Nozato

We demonstrate ultrasound detection with 500-$\mu\mathrm{{m}}$-diameter photonic-crystal slab (PCS) sensors fabricated from CMOS-compatible technology. An ultrasound signal impinging a PCS sensor causes a local modulation of the refractive…

Applied Physics · Physics 2019-06-11 Eric Y. Zhu , Cory Rewcastle , Raanan Gad , Li Qian , Ofer Levi

Data quality of Phasor Measurement Unit (PMU) is receiving increasing attention as it has been identified as one of the limiting factors that affect many wide-area measurement system (WAMS) based applications. In general, existing PMU…

Systems and Control · Computer Science 2017-05-12 Xinan Wang , Di Shi , Zhiwei Wang , Chunlei Xu , Qibing Zhang , Xiaohu Zhang , Zhe Yu

Recording and analyzing infrasound signals is essential to study natural phenomena, such as earthquakes, weather, or avalanches, but also has practical importance in aviation industry, optimization of wind turbines, and many more. However,…