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Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Inventor:
Graybill; Robert B.
Address:
Ellicott City, MD
No. of patents:
2
Patents:












Patent Number Title Of Patent Date Issued
5450490 Apparatus and methods for including codes in audio signals and decoding September 12, 1995
Apparatus and methods for including a code having at least one code frequency component in an audio signal are provided. The abilities of various frequency components in the audio signal to mask the code frequency component to human hearing are evaluated and based on these evaluation
5179714 Parallel bit serial data processor January 12, 1993
A single instruction multiple data systolic array processor having provision for local address generation, direct access to external devices, and programmable cell interconnectivity for providing great versatility while at the same time retaining the advantages of the SIMD architecture.










 
 
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