Introduction to Analyzing Color Video and Video Test Signals
Lesson 1. Describe fundamentals of color
Limits of vision.
Light Sources. - SS06060010
Wavelengths in the region of light are measured in millimicrons.
Figure 1-4. Effect of prism on white light
Qualities of color.
Figure 1-6. The expression circles of color mixing
Figure 1-7. Phosphorous dots
Commission Internationale de l'Eclairage (CIE)
Figure 1-9. CIR chromaticity diagram and the NTSC triangle
Learning Event 3: Describe NTSC Color Transmission System
Figure 1-10. Compatibility
Figure 1-11. Reverse compatibility
Figure 1-13. Distribution of energy in the frequency spectrum of a standard monochrome signal
Figure 1-14. Interleaving of color with luminance signals
The second component of the television signal is the color signal
Figure 1-15. Black and white video energy distribution
Tolerance of subcarrier frequency.
Figure 1-17. R-Y and B-Y chromaticity coordinates
High definition color transmission.
Figure 1-18. Vector diagram
Figure 1-19. Basic colorplexer simplified block diagram
Band limiting and delay.
Two-phase modulation (generation of the color signal)
Figure 1-22. Doubly balanced modulator
In the mixer section of the colorplexer
Figure 1-23. Horizontal blanking interval
Practice Exercise - SS06060035
Lesson 2. Describe the color bar test signals.
The encoded color bars signal consists of two major parts.
Figure 2-1. The first three-fourths of the active scanning lines in the encoded color bars signal
Figure 2-2. The remaining one-fourth of the active scanning line of the encoded color bars signal
Learning Event 2: Describe the Alignment Color Bars Test Signal
Figure 2-3. EIA standard RS-189 encoded color bars signal
Figure 2-5a. One line of chroma set signal, X-X1
Figure 2-5b. One line of black set signal
Figure 2-6. Chroma amplitudes
Figure 2-9. SMPTE chroma and hue set matching diagram
Figure 2-10. SMPTE black set matching diagram for brightness
Figure 2-11. Full field color bars signal
Figure 2-12. Split-field Y ref
The gated rainbow pattern
Figure 2-15A and 2-15B. (A) Picture monitor presentation (B) oscilloscope display
Practice Exercise - SS06060051
Lesson 3. Describe the basic electronic television test signals.
Figure 3-1. Basic block diagram of a multiburst generator
Figure 3-2. Standard multiburst signal
The gray-scale linearity (stairstep or sawtooth) signal
Grayscale test signals
Figure 3-4. Variation of signal excursions with APL
Figure 3-5. Specification for the stairstep signal
Learning Event 2: Describe the Vertical Interval Test Signal and the Vertical Interval Reference Signal
Figure 3-6. Specifications for field one (VITS)
Figure 3-7. Specifications for field two (VITS)
Figure 3-8. Specifications for full-frame test signal
Vertical interval reference (VIR) signal.
Figure 3-9. Standard vertical reference signal
Learning Event 3: Describe the Sin2 Window Signal
Figure 3-10. Basic block diagram of sin2-pulse and window generator
Figure 3-11. Pulse-window signal specifications
Figure 3-12. Display of 20T, T pulse and window
Figure 3-14. Basic qualities involved in explaining K-factor
Figure 3-15. Pulse transition along positive time base
Figure 3-16. Basic K-factor
Figure 3-18 illustrates the basic T-pulse responses encountered.
Figure 3-18. Basic T-pulse
Ringing.
Figure 3-20. LD with leading and trailing positive streaking
Field-time Waveform Distortion
Figure 3-21. RCL only, no phase distortion
Figure 3-22. RCT only, no amplitude distortion
Practice Exercise - SS06060079
Answers to Practice Exercise - SS06060080
Analyzing Color Video and Video Test Signals
Lesson 1. Describe fundamentals of color
Limits of vision.
Light Sources. - SS06060010
Wavelengths in the region of light are measured in millimicrons.
Figure 1-4. Effect of prism on white light
Qualities of color.
Figure 1-6. The expression circles of color mixing
Figure 1-7. Phosphorous dots
Commission Internationale de l'Eclairage (CIE)
Figure 1-9. CIR chromaticity diagram and the NTSC triangle
Learning Event 3: Describe NTSC Color Transmission System
Figure 1-10. Compatibility
Figure 1-11. Reverse compatibility
Figure 1-13. Distribution of energy in the frequency spectrum of a standard monochrome signal
Figure 1-14. Interleaving of color with luminance signals
The second component of the television signal is the color signal
Figure 1-15. Black and white video energy distribution
Tolerance of subcarrier frequency.
Figure 1-17. R-Y and B-Y chromaticity coordinates
High definition color transmission.
Figure 1-18. Vector diagram
Figure 1-19. Basic colorplexer simplified block diagram
Band limiting and delay.
Two-phase modulation (generation of the color signal)
Figure 1-22. Doubly balanced modulator
In the mixer section of the colorplexer
Figure 1-23. Horizontal blanking interval
Practice Exercise - SS06060035
Lesson 2. Describe the color bar test signals.
The encoded color bars signal consists of two major parts.
Figure 2-1. The first three-fourths of the active scanning lines in the encoded color bars signal
Figure 2-2. The remaining one-fourth of the active scanning line of the encoded color bars signal
Learning Event 2: Describe the Alignment Color Bars Test Signal
Figure 2-3. EIA standard RS-189 encoded color bars signal
Figure 2-5a. One line of chroma set signal, X-X1
Figure 2-5b. One line of black set signal
Figure 2-6. Chroma amplitudes
Figure 2-9. SMPTE chroma and hue set matching diagram
Figure 2-10. SMPTE black set matching diagram for brightness
Figure 2-11. Full field color bars signal
Figure 2-12. Split-field Y ref
The gated rainbow pattern
Figure 2-15A and 2-15B. (A) Picture monitor presentation (B) oscilloscope display
Practice Exercise - SS06060051
Lesson 3. Describe the basic electronic television test signals.
Figure 3-1. Basic block diagram of a multiburst generator
Figure 3-2. Standard multiburst signal
The gray-scale linearity (stairstep or sawtooth) signal
Grayscale test signals
Figure 3-4. Variation of signal excursions with APL
Figure 3-5. Specification for the stairstep signal
Learning Event 2: Describe the Vertical Interval Test Signal and the Vertical Interval Reference Signal
Figure 3-6. Specifications for field one (VITS)
Figure 3-7. Specifications for field two (VITS)
Figure 3-8. Specifications for full-frame test signal
Vertical interval reference (VIR) signal.
Figure 3-9. Standard vertical reference signal
Learning Event 3: Describe the Sin2 Window Signal
Figure 3-10. Basic block diagram of sin2-pulse and window generator
Figure 3-11. Pulse-window signal specifications
Figure 3-12. Display of 20T, T pulse and window
Figure 3-14. Basic qualities involved in explaining K-factor
Figure 3-15. Pulse transition along positive time base
Figure 3-16. Basic K-factor
Figure 3-18 illustrates the basic T-pulse responses encountered.
Figure 3-18. Basic T-pulse
Ringing.
Figure 3-20. LD with leading and trailing positive streaking
Field-time Waveform Distortion
Figure 3-21. RCL only, no phase distortion
Figure 3-22. RCT only, no amplitude distortion
Practice Exercise - SS06060079
Answers to Practice Exercise - SS06060080
Analyzing Color Video and Video Test Signals
