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
Device for transmitting data between a serial data bus and working modules such as actuator modules and/or I/O modules
Battery comprising circuitry for charge and discharge control, and method of operating a battery
Post-processing device and image forming system
System and method for netbackup data decryption in a high latency low bandwidth environment
Voltage detection apparatus and combination circuit
Radio communication system, transmission apparatus, reception apparatus, and radio communication method in radio communication
Mobile terminal and controlling method thereof
  Randomly Featured Patents
Key holder
Aqueous zinc-polyamide complex solution
Brushless permanent magnet machine
Square body leadless electrical device
Axle driving apparatus
Method for fabricating a metal oxide semiconductor field effect transistor having a multi-layered gate electrode
Method for manufacturing a recombinant polyclonal protein
Wiper device with pin mounting
Digital rights management for mobile devices
Spark ignition timing control system for internal combustion engine adapted to mixture fuel of more than one individual fuels having mutually different combustion characteristics