A PORTABLE SIGNAL SIMULATOR AND DECOMMUTATOR FOR PULSE POSITION MODULATION TELEMETRY.

Abstract

This report describes the operation of a Pulse Position Modulation telemetry signal simulator and a decommutator that are used for testing and calibrating payloads for Trailblazer II vehicles. The simulator generates dual polarity Pulse Duration Modulation or Pulse Position Modulation modulating signals of several widths. The decommutator performs the functions of decommutation, PPM to PDM conversion, and frame-synchronization signal generation. The units are designed to operate at the standard commutation rate of 900 samples per second with a frame rate of 20 frames per second. (Author)

Document Details

Document Type
Technical Report
Publication Date
May 01, 1966
Accession Number
AD0635105

Entities

People

  • J. Leon Poirier

Organizations

  • Air Force Cambridge Research Laboratories

Tags

DTIC Thesaurus Topics

  • Amplitude Modulation
  • Conversion
  • Decommutators
  • Demographic Cohorts
  • Modulation
  • Polarity
  • Pulse Duration Modulation
  • Pulse Modulation
  • Pulse Position Modulation
  • Signal Generation
  • Simulations
  • Simulators
  • Telemetry

Fields of Study

  • Engineering

Readers

  • Aerospace Test and Evaluation
  • Computer Science/Computer Engineering/Data Science/Digital Signal Processing.
  • Electrical Engineering