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Adaptive Noise Cancellation: A Panacea M.Evans, R. Adhikari
The Concept 5000 Channels 1 GW Channel Signal = DARM - noise
Wiener Filter Input Signal (PEM) Covariance Matrix Norbert Wiener, MIT Block Toeplitz Cross Correlation Matrix
Wiener Filter Sim H1 & L1 DARM (S5) All Guralp & STS2 Vault not used Requires ~9 GB RAM Levinson-Durbin H1 L1 x10 x7
Adaptive Filtering / Neural Network Keenan Pepper Elena Gasparri LMS Algorithm (1st chapter of textbooks)
Filtered-X LMS Edwards, Thesis (declassified) Naval Research Postgraduate School
Applications Seismic Noise ( Hz) Upconversion Lock Acquisition Bilinear (Crab shoulder) Acoustic Noise ( Hz) Magnetic (power lines) H1/H2 correlation MICH/PRC/SRC
From LMS to Filtered-X LMS FIR Adapt Noise Witness Noisy Signal Cleaner Signal
From LMS to Filtered-X Injecting into a high gain servo loop FIR Adapt Noise Witness Total Control Signal Servo Control Signal G
From LMS to Filtered-X Separated Actuators Special case of “Filtered X- LMS” FIR Adapt Noise Witness Total Control Signal Servo Control Signal A1 G A2 C
At the 40m Test on input mode- cleaner FIR Adapt Seismic Sensors MC Length MC_L MC2 G MC1 C
At the 40m
And more !
The GEO 600 Detector Andreas Freise and the GEO 600 Team University of Hannover May 20, 2002.
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DSP C5000 Chapter 16 Adaptive Filter Implementation Copyright © 2003 Texas Instruments. All rights reserved.
Spatial Sound Encoding Including Near Field Effect: Introducing Distance Coding Filters and a Viable, New Ambisonic Format Jérôme Daniel, France Telecom.
Signaux, Bruits, Problèmes Inverses – INRA - Nice, The VIRGO Environmental Monitoring System R. De Rosa University of Napoli - Federico II and.
19. October 2004 A. Freise Automatic Alignment using the Anderson Technique A. Freise European Gravitational Observatory Roma
XFEL C+C HARDWARE : REQUIREMENTS 1) To receive, process and store Timing Signals from TR ( Timing Receiver ) in same crate : - 5 MHz Bunch CLOCK - Bunch.
1 Virgo commissioning progress Post VSR1 plans E. Tournefier STAC meeting June 26 th,2007.
Nelson Research, Inc – N. 88 th St. Seattle, WA USA aol.com Gas Fraction Control System for a Gas Evolving Electrochemical.
Halliburton Makes Oil Exploration Safer Using MATLAB and Neural Networks MATLAB® and Neural Networks MathWorks Products Used: MATLAB Compiler MATLAB Neural.
Digitization of Chaotic Signal for Reliable Communication in Non-ideal Channels Rupak Kharel, Sujan Rajbhandari, Zabih Ghassemlooy & Krishna Busawon Optical.
Location Forum 2006, 7 November, 2006 School of Surveying & Spatial Information Systems The University of New South Wales, Australia Adaptive Kalman Filtering.
Ch. 10 Circuit Switching and Packet Switching Switched Communication Networks Fig Simple switching network. –End stations are attached to.
Estimation and Classification of Human Movement Using 3 Axis Accelerometers Eric Cope Advisors: Dr. Antonia Papandreou-Suppappola Dr. Bahar Jalali-Farahani.
The Fully Networked Car Geneva, 4-5 March Jean-Pierre Jallet Car Active Noise Cancellation for improved car efficiency, From/In/To car voice communication.
Multi Carrier Modulation and OFDM. Transmission of Data Through Frequency Selective Time Varying Channels We have seen a wireless channel is characterized.
Control System Terminology S Input – Excitation applied from external source S Output - Response obtained from a system S Feedback – System output returned.
TARGET DETECTION AND TRACKING IN A WIRELESS SENSOR NETWORK Clement Kam, William Hodgkiss, Dept. of Electrical and Computer Engineering, University of California,
EE-M /7: EF L12&13 1/23, v2.0 Lectures 12&13: Persistent Excitation for Off-line and On-line Parameter Estimation Dr Martin Brown Room: E1k
1 Overview of Research Areas and Contributions Tareq Y. Al-Naffouri Director Office of Cooperation with KAUST Assistant Professor Electrical Engineering.
Domain and Range ~adapted from Walch Education Concepts: The domain is the set of x-values that are valid for the function. The range is the set of y-values.
DCSP-22 Jianfeng Feng Department of Computer Science Warwick Univ., UK
1 Feedback of Amplifier Circuits I Feedback is to return part of the output to the input for a circuit/system (amplifiers in our context) Feedback is very.
Stefan Hild (for the GEO-team) January 2008 GEO simulation meeting Attempts to measure the Optical Spring in GEO600.
Joint Design-Time and Post-Silicon Optimization for Analog Circuits: A Case Study Using High-Speed Transmitter Yiyu Shi, Wei Yao, Lei He, and Sudhakar.
Chapter 7 Input/Output Computer Organization and Architecture William Stallings 8th Edition.
SABINE Navigator System Processors Tired of the same old drag and drop?
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