Robbert G. Van Der Waal

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Apparatus comprising a display screen which is active in the ope

Computer graphics processing and selective visual display system – Plural physical display element control system – Display elements arranged in matrix
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Encoding system comprising a subband coder for subband coding of

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Method and apparatus for coding digital sound by subtracting ada

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Subband coding of a digital signal in a stereo intensity mode

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System for subband coding of a digital audio signal

Electrical audio signal processing systems and devices – One-way audio signal program distribution – Public address system
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Profile ID: LFUS-PAI-P-433107

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