Hadamard transform coding/decoding method and apparatus for imag
Hadamard transformer using charge transfer devices
Half tone encoder/decoder
Half tone image enhancement for printers
Half tone image processing apparatus
Half tone image processing circuit with improved scale reduction
Half tone reproducing process in facsimile
Half-tone conversion mask for digital images
Half-tone dot elimination method and system thereof
Half-tone image generator using white noise source
Half-tone image processing system
Half-tone image recording system
Half-tone image reproducing method of improving gradation withou
Half-tone image reproduction method and apparatus using partial
Half-tone picture recording device
Half-tone processing method
Half-tone reproduction method employing overlapping scan lines
Half-tone screen calibrations
Half-toner compositor for use in a print engine/controller
Halftone and error diffusion rendering circuits