Accession Number:

AD0737337

Title:

Fast Envelope Algorithms Using Linear Combinations of Quadrature Samples

Descriptive Note:

Technical memo.

Corporate Author:

TEXAS UNIV AT AUSTIN APPLIED RESEARCH LABS

Personal Author(s):

• Beard, James K.

Report Date:

1972-01-24

Pagination or Media Count:

54.0

Abstract:

An algorithm for computing samples of a signal envelope from quadrature samples is presented. The method is well suited to either simple special purpose hardware or fast software implementation. Accuracy and speed can be traded off without varying the basic form of the algorithm.

Descriptors:

• *COMPUTER PROGRAMMING
• ALGORITHMS
• DATA PROCESSING
• SAMPLING
• INFORMATION THEORY
• SUBROUTINES
• STATISTICAL ANALYSIS
• APPROXIMATION(MATHEMATICS)
• REAL TIME

Subject Categories:

• Computer Programming and Software

Distribution Statement:

APPROVED FOR PUBLIC RELEASE