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ISCAS
2007
IEEE
121views Hardware» more  ISCAS 2007»
15 years 10 months ago
Precise RSSI with High Process Variation Tolerance
— A receiving signal strength indicator (RSSI) built with transconductance amplifiers is presented. The RSSI achieves high tolerance to process variations by utilizing the unique...
Chao Yang, Andrew Mason
ICIP
1997
IEEE
16 years 6 months ago
Embedding Invisible Information in Color Images
We describe a method for embedding information in color images. A model of human color vision is used to ensure that the embedded signal is invisible. Sinusoidal signals are embed...
David J. Fleet, David J. Heeger
ICASSP
2009
IEEE
15 years 11 months ago
Estimating multiple transmitter locations from power measurements at multiple receivers
We consider the estimation of the locations of multiple transmitters based on received signal strength measurements at a network of randomly-placed receivers. We generalize the ex...
Jill K. Nelson, Jaime E. Almodovar, Maya R. Gupta,...
ICASSP
2009
IEEE
15 years 11 months ago
Self-optimizing scheme for active noise and vibration control
This paper presents a new approach to rejection of sinusoidal disturbances acting at the output of a discrete-time complexvalued linear stable plant (e.g. acoustic channel) with u...
Maciej Niedzwiecki, Michal Stanislaw Meller
ICASSP
2009
IEEE
15 years 11 months ago
A split quaternion nonlinear adaptive filter
A split quaternion learning algorithm for the training of nonlinear finite impulse response filters for the modelling of hypercomplex signals is proposed. A rigorous derivation ...
Bukhari Che Ujang, Clive Cheong Took, Alek Kavcic,...