Accession Number:

ADA008563

Title:

Image Transmission via Spread Spectrum Techniques.

Descriptive Note:

Quarterly technical rept. no. 5, 1 Jul 74-1 Jan 75.

Corporate Author:

NAVAL UNDERSEA CENTER SAN DIEGO CALIF

Personal Author(s):

Report Date:

1975-01-01

Pagination or Media Count:

96.0

Abstract:

Progress on a real time television bandwidth reduction system is reported. The system makes use of hybrid transform coding a discrete cosine transform in the horizontal direction and a differential pulse code modulator in the vertical direction. Progress on a three dimensional system is also reported.

Descriptors:

• *IMAGE PROCESSING
• *TELEVISION SYSTEMS
• *SPREAD SPECTRUM
• SIGNAL PROCESSING
• FOURIER TRANSFORMATION
• CODING
• THREE DIMENSIONAL
• BANDWIDTH
• VIDEO SIGNALS
• PULSE CODE MODULATION

Subject Categories:

• Cybernetics
• Non-Radio Communications

Distribution Statement:

APPROVED FOR PUBLIC RELEASE