Closed circuit television equipment for surveillance, namely infrared illuminators utilizing filters comprising micro-refractive material; micro-refractive filters for shaping illuminator beam patterns to efficiently utilize available light energy for surveillance; surveillance systems comprised of fixed and pan-tilt-zoom active night vision electronic cameras, infrared illuminators, micro-refractive filters, computer hardware and computer software for use in license plate reading, character recognition and processing related data

'activ':44 'avail':29 'beam':24 'camera':48 'charact':66 'circuit':2 'close':1 'compris':12,36 'comput':55,58 'data':71 'effici':27 'electron':47 'energi':31 'equip':4 'filter':11,20,54 'fix':38 'hardwar':56 'illumin':9,23,50 'infrar':8,49 'licens':63 'light':30 'materi':16 'micro':14,18,52 'micro-refract':13,17,51 'name':7 'night':45 'pan':41 'pan-tilt-zoom':40 'pattern':25 'plate':64 'process':69 'read':65 'recognit':67 'refract':15,19,53 'relat':70 'shape':22 'softwar':59 'surveil':6,33,34 'system':35 'televis':3 'tilt':42 'use':61 'util':10,28 'vision':46 'zoom':43

HIFI

Owner

Goods & Services