Radar Displays

Radar Displays

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Radar display techniques have passed through even more stages of evolution than radar itself. Many of those stages will be addressed in this chapter, but some latter-day display techniques involving computer operating systems such as Lynx, Unix, and others, or which may encompass changing television methods are not included, and will require study of other material.

Chapter Contents:

  • Preface
  • General
  • Electromagnetic and Electrostatic Deflection
  • The Three Dimensions
  • Display Types
  • The A-Type Display
  • Real Time
  • The J-Type Display
  • The B-Type Display
  • The C-Type Display
  • The E-Type Display
  • The G-Type Display
  • The P-Type Display
  • Variations of Type P Displays
  • The Random-Access ppi (rappi)
  • Scan Conversion
  • Preface
  • Radar Television Displays
  • Radar Bright Display Equipment (RBDE)
  • Storage Tube
  • Bright Radar Intensity Television Equipment (BRITE)
  • Synthetic Real-Time ppi Displays
  • Reconstituting Real Time
  • Basic Operation of the ppi
  • General
  • The Electromagnetic Cathode Ray Tube (crt)
  • The Electron Gun
  • The Phosphor(s)
  • Cathode Ray Tube Hazards
  • The Focus and Deflection Coils
  • The Sweep Generator Circuit
  • The Phantastron
  • Ramp Generation by a Binary Counter
  • Sweep and Unblanking Gates
  • Timing
  • Overscan Limit
  • The Sweep Generator and Driver
  • The Video Amplifier
  • The Evolution of Azimuth Data
  • Basic Synchro System
  • Increasing Torque
  • Hybrid Systems
  • The Trigonometric Identity, sin2θ + cos2θ = 1
  • Fixed-Coil Deflection
  • Creating the sin-cos Modulation
  • Digital Azimuth Data
  • One Stored Curve can Produce All Sine and Cosine Data
  • Alphanumeric Display
  • 'Accelerating' Real Time
  • Other Uses of the Azimuth Counter
  • Arithmetic Calculations to Convert Azimuth Data
  • Azimuth Alignment
  • Sweep Modulator Circuitry Operated by sin-cos Information
  • ppi Display Phenomena
  • Range Resolution
  • Azimuth Resolution
  • Summary of Digital Deflection
  • Selected Azimuth Data
  • Range Expansion or Minor Deflection
  • Baseline Control
  • Display Circularity
  • The 'Slant Range' Effect
  • Range-Ambiguous (Second-Time) Targets
  • Second-Time Weather
  • The Video 'Mapper'
  • Alignment
  • Timing
  • Orthogonality
  • Focus
  • Digital Maps
  • Digital Scan Conversion
  • Conventional Sine and Cosine Azimuth Data
  • Octants, Tangents, and Cotangents
  • One Tangent Curve in Storage
  • Selecting the Pixels to be Written
  • Timing, Real-Time Storage, and Television Reading
  • Trails
  • Alphanumeric Operation
  • The ASR-9 Surveillance Communications Interface Processor (SCIP)
  • Message Data Transfer
  • SCIP Block Diagram
  • Synthetic Real-Time Beacon Mode Pair and Code Trains
  • Weather Data
  • Review Questions
  • Answers to Review Questions

Inspec keywords: television displays; Unix; computer displays; radar displays

Other keywords: radar display technique; Unix computer operating system; Lynx computer operating system; television method

Subjects: Radar equipment, systems and applications; Operating systems; Display technology; Computer displays

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