Resources Contact Us Home
Graybill; Robert B.
Ellicott City, MD
No. of 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.

  Recently Added Patents
Semiconductor device and manufacturing method thereof
Stabilization of dicarbonate diesters with protonic acids
Approaching object detection system
Method for spore detection
Synthesis of 8-amino boron dipyrromethenes having blue fluorescence
Hydrogenolysis of ethyl acetate in alcohol separation processes
Specimen preparation device, and control method in specimen preparation device
  Randomly Featured Patents
Process and device for the centering of casings as used for underground drilling
Cross country ski exerciser
High performance sub-system design and assembly
Automatic pet feeding apparatus
Low-profile, multi-frequency, multi-band, magnetic dipole antenna
Laser-based method and system for enhancing optical breakdown
Non-reciprocal circuit device
Deformable composite material
Methods and apparatus for inspecting contact openings in a plasma processing system
Method to drive spatially separate resonant structure with spatially distinct plasma secondaries using a single generator and switching elements