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M025 DIGITAL VIDEO TECHNOLOGY

REVIEW ACTIVITIES:

  • QUIZLET
  • STUDY STACK
  • KAHOOT PREVIEW
  • JEOPARDY GAME

VOCABULARY:  click links for detailed glossary page:

  • NTSC: The television video standard in use in North America, much of South America, and Japan which defines the frame rate and scan lines of a TV frame.
  • FRAME RATE: The number of individual frames recorded every second of video.
  • INTERLACE SCAN: The process a television tube uses to fill the frame by firing all the odd lines, then all the even lines in a second pass.
  • PROGRESSIVE VIDEO: A monitor or camera scan system that creates a complete frame with one continuous sweep top-to-bottom and left-to-right.
  • ASPECT RATIO: The proportional relationship between a screen display's width and its height.
  • MPEG: A series of video compression standards.
  • RESOLUTION: Ability of a system to reproduce fine detail.
  • COMPONENT VIDEO CABLE: Video cable that separates the video into three wires that carry red, green, and blue signals.
  • COMPOSITE VIDEO CABLE: Video cable that combines all of the video information in one wire with a yellow RCA connector.
  • S-VIDEO CABLE: Video cable that separates the video into two signals connected using a 4 pin DIN connector.
  • HDMI CABLE: A compact cable for carrying DIGITAL video and DIGITAL audio.
  • STANDARD DEFINITION (SD): resolutions of 640x480 pixels or lower are considered standard-definition.
  • HIGH DEFINITION (HD): resolutions of 1280×720 pixels or higher are considered high-definition. (Can also be 960x720 for 4:3)
  • LCD TELEVISION: display technology based on a liquid crystal display.
  • PLASMA TELEVISION: display technology in which each pixel on the screen is illuminated by a tiny bit of plasma (charged gas)
  • DLP TELEVISION: display technology where the image is created by microscopically small mirrors laid out in a matrix on a semiconductor chip (projection)
  • OLED TELEVISION: display is based on an organic substance used as the semiconductor material in light-emitting diodes (LEDs). They do not require a backlight.

UNIT RESOURCES:

@CURRICULUM




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