Results 111 to 120 of about 17,205 (156)

The Impact of Brain Tumors and Craniotomy Lesions on Scalp EEG. [PDF]

open access: yesBrain Topogr
Depuydt E   +4 more
europepmc   +1 more source
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Electronic musical instrument having octave slide effect

The Journal of the Acoustical Society of America, 1979
An electronic musical instrument wherein, by merely depressing one key, the tone pitch corresponding to that key varies periodically with cyclic repetition at a specific rate. The pitch variation is made on the octave basis by periodically shifting digits of binary signals of plural bits which designate readout addresses of a musical tone waveform ...
Teruo Hiyoshi   +4 more
openaire   +1 more source

Octave phase decoupling in an electronic musical instrument

The Journal of the Acoustical Society of America, 1989
Apparatus is described to control the starting phase of a new tone for a keyboard operated electronic musical instrument having a number of tone generators. An interval detection subsystem is used to determine if a new note is separated by a given musical interval, such as an octave, from a currently generated musical tone.
Ralph Deutsch, Leslie J. Deutsch
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An octave band electronic scan cylindrical array

International Symposium on Antennas and Propagation Society, Merging Technologies for the 90's, 1990
An octave bandwidth, electronic scanning cylindrical array has been designed, and a demonstration unit has been built and tested. Using a two-dimensional Luneburg lens beamformer with a simple switching network, a cluster of beams is positioned electronically to cover any azimuth sector.
J.C. Herper, A.M. Bucceri, J.J. Stangel
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Octave Ban D MIC Electronically Variable Attenuators Using PIN Diodes

1971 IEEE GMTT International Microwave Symposium Digest, 1971
A series of C- and X-band thin-film microstrip electronically variable attenuators have been developed, using PIN diode chips in an iterated structure, which exhibit half-to-full octave bandwidth capability. Using 10 PIN diodes, mounted singly and in pairs on a 1-inch square substrate, these attenuators exhibit less than 1.6 and 1.8 dB low attenuation ...
H.C. Okean, R. Pflieger
openaire   +1 more source

A miniaturized multi-octave Vivaldi antenna for electronic warfare systems

Electromagnetics, 2019
Antennas with multi-octave bandwidth are widely used for applications such as phased arrays, electronic warfare, and radar navigation due to wide bandwidth, high gain, wide beam width, and flat con...
K. Premchand, P.Hari Krishna
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A novel electronically tunable rectangular patch antenna with one octave bandwidth

Conference Proceedings. IEEE Canadian Conference on Electrical and Computer Engineering (Cat. No.98TH8341), 2002
A novel design for a microstrip antenna with a large tuning range is presented. The layout of this antenna consists of a rectangular patch antenna divided into two sections and connected using varactor diodes (or capacitors). A sample microstrip antenna using the new design is fabricated and tested. The experimental results of the resonant frequency is
N. Fayyaz   +3 more
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Examining Steinberg’s Octave Rule Applicability for Electronic Systems Exposed to Multiaxial Vibration

IEEE Transactions on Components, Packaging and Manufacturing Technology, 2016
This paper explores the role of nonlinear dynamical phenomena in calculating the stress amplitude in large electronic components exposed to biaxial vibration loading. Nonlinear analytical studies are presented where a component exposed to combined axial and transverse vibratory base excitation is idealized using a nonlinear structural beam element with
Matthew Ernst   +2 more
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