Resources Contact Us Home
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.










 
 
  Recently Added Patents
Signal generator
Charging current control method and charging system
Memory with separate read and write paths
Image descriptor quantization
System and method for passing PLC signals from a first electrical line to a second electrical line
Portable hand-held multi-function device for storing, managing and combining rewards
Apparatus and methods for color displays
  Randomly Featured Patents
Spark plug having ground electrode tip attached to free end surface of ground electrode
Matrix display apparatus, matrix display control apparatus, and matrix display drive apparatus
Method and apparatus for continuous processing of buffer layers for group IBIIIAVIA solar cells
Shoe upper
Underwater object passive tracking process and device
Vertical pipe expander
Pump including a spring-forming diaphragm, and a receptacle fitted therewith
Mechanism to provide software guaranteed reliability for GSM operations
Fully recessed translation biased cantilever leg luggage device
Systems, methods and apparatuses for monitoring and recovery of petroleum from earth formations