Inventor
SPEISER JEFFREY M
US12 patents
Patents
12 patentsUS4254417AMar 3, 1981
Beamformer for arrays with rotational symmetry
US NAVY60 citations95
US4196448AApr 1, 1980
TV bandwidth reduction system using a hybrid discrete cosine DPCM
US NAVY209 citations95
US4792787ADec 20, 1988
Wide dynamic range analog-to-digital converter using linear prediction
US NAVY26 citations92
US4267580AMay 12, 1981
CCD Analog and digital correlators
US NAVY28 citations81
US4152772AMay 1, 1979
Apparatus for performing a discrete cosine transform of an input signal
US NAVY20 citations81
US4060850ANov 29, 1977
Beam former using bessel sequences
US NAVY29 citations81
US3971927AJul 27, 1976
Modular discrete cosine transform system
US NAVY26 citations75
US4282579AAug 4, 1981
Discrete Fourier transform system using the dual chirp-Z transform
US NAVY19 citations73
US4164023AAug 7, 1979
Permutation memories
US NAVY6 citations73
US3965343AJun 22, 1976
Modular system for performing the discrete fourier transform via the chirp-Z transform
US NAVY13 citations71
US3952186AApr 20, 1976
Apparatus for the generation of a two-dimensional discrete fourier transform
US NAVY18 citations71
US4068311AJan 10, 1978
Discrete transform systems using permuter memories
US NAVY5 citations62