Results 61 to 70 of about 193,257 (169)

Waveform Discrimination in the Electric Fish Eigenmannia: Sensitivity for the Phase Differences Between the Spectral Components of a Stimulus Wave

open access: yes, 1991
Eigenmannia lineata is a tropical South American gymnotiform fish that is both electrogenic and electroreceptive. Its electric organ generates a constant-frequency wave discharge (EOD) that is sexually dimorphic in waveform and harmonic content ...
Kramer, Bernd   +3 more
core   +1 more source

Development and Implementation of the Hyperbolic Pretracker [PDF]

open access: yes, 2011
This report details the progress made on the design and implementation of a hyperbolic pretracker specifically for the Envisat RA-2 altimeter. First considerable care was taken to construct a waveform simulator whose characteristics matched those of the ...
Quartly, Graham
core  

Generalized Filter Bank Orthogonal Frequency Division Multiplexing: Low-Complexity Waveform for Ultra-Wide Bandwidth and Flexible Services

open access: yesEntropy
Terahertz (THz) communication is a crucial technique in sixth generation (6G) mobile networks, which allow for ultra-wide bandwidths to enable ultra-high data rate wireless communication.
Yu Xin   +6 more
doaj   +1 more source

Fast Method for the Iron Losses Prediction in Inverter Fed Induction Motors [PDF]

open access: yes, 2009
In this paper an easy method for the iron loss prediction in PWM inverter fed induction motors is presented. The method was initially proposed and validated for the prediction of the iron losses in non-oriented soft magnetic material with PWM supply ...
A. Boglietti   +5 more
core   +1 more source

Changing the waveform of circadian rhythms: considerations for shift-work

open access: yesFrontiers in Neurology, 2012
Circadian disruption in shift-work is common and has deleterious effects on health and performance. Current efforts to mitigate these harms reasonably focus on the phase of the circadian pacemaker, which unfortunately in humans, shifts slowly and often ...
Elizabeth M Harrison   +3 more
doaj   +1 more source

Adaptive waveform design for SAR in a crowded spectrum [PDF]

open access: yes, 2019
This thesis concerns the development of an adaptive waveform design scheme for synthetic aperture radar (SAR) to support its operation in the increasingly crowded radio frequency (RF) spectrum, focusing on mitigating the effects of external RF ...
Tierney, Claire
core  

Frequency Agile Waveform Adaptation for Cognitive Radios

open access: yes, 2007
In the context of cognitive radio (CR) networks, this paper develops a frequency-agile waveform adaptation technique that dynamically adjusts the spectral shape, power and frequency of transmission waveforms for efficient network spectrum utilization.
Vincenzo Lottici   +7 more
core   +1 more source

Properties of neurons in the superficial laminae of trigeminal nucleus caudalis

open access: yesPhysiological Reports, 2019
The trigeminal nucleus caudalis (TNc) receives extensive afferent innervation from peripheral sensory neurons of the trigeminal ganglion (TG), and is the first central relay in the circuitry underpinning orofacial pain.
Bruno Pradier   +7 more
doaj   +1 more source

Investigation of Phase Pattern Modulation for Digital Fringe Projection Profilometry

open access: yesMeasurement Science Review, 2020
The fringe projection profilometry with sinusoidal patterns based on phase-shifting algorithms is commonly distorted by the nonlinear intensity response of commercial projector.
Liu Cheng-Yang, Wang Chung-Yi
doaj   +1 more source

Estimation of gas hydrate concentration from multi-component seismic data at sites on the continental margins of NW Svalbard and the Storegga region of Norway [PDF]

open access: yes, 2008
High-resolution seismic experiments, employing arrays of closely spaced, four-component ocean-bottom seismic recorders, were conducted at a site off western Svalbard and a site on the northern margin of the Storegga slide, off Norway to investigate how ...
Mienert, J.   +48 more
core   +1 more source

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