3-TO-1 Data Compression Via Walsh Transform.

Abstract

Naval Electronics Laboratory Center (NELC) has emulated a Walsh transform source encoder. This data compression technique has given three-to-one compression while maintaining good image fidelity. A digital frame capture unit (DFCU) is used to digitize images into a format suitable for processing on a digital computer. The encoder is emulated with a digital computer program that processes the digitized images. These processed images can then be displayed on the TV monitor of the DFCU for evaluation. Greater compression is feasible. (Author)

Document Details

Document Type
Technical Report
Publication Date
Dec 10, 1973
Accession Number
AD0774082

Entities

People

  • D. C. Mccall

Organizations

  • Naval Information Warfare Systems Command

Tags

Communities of Interest

  • Materials and Manufacturing Processes

DTIC Thesaurus Topics

  • Compression
  • Computer Programs
  • Computers
  • Data Compression
  • Digital Computers
  • Electronics
  • Electronics Laboratories
  • Reliability
  • Test And Evaluation

Fields of Study

  • Engineering
  • Physics

Readers

  • Approximation Theory.
  • Astronomy/Astrophysics
  • Computer Science/Computer Engineering/Data Science/Digital Signal Processing.

Technology Areas

  • Microelectronics
  • Microelectronics - Microelectromechanical Systems