Aspect Ratio in Composite Signal
When used for connecting a video source to a video display that supports both 4:3 and 16:9 display formats, the PAL and NTSC television standards provide for signalling pulses that will automatically switch the display from one format to the other. This is called Wide Screen Signalling (WSS).
Read more about this topic: Composite Video
Famous quotes containing the words aspect, ratio, composite and/or signal:
“Cleopatra’s nose: had it been shorter, the whole aspect of the world would have been altered.”
—Blaise Pascal (1623–1662)
“Official dignity tends to increase in inverse ratio to the importance of the country in which the office is held.”
—Aldous Huxley (1894–1963)
“A positive learning climate in a school for young children is a composite of many things. It is an attitude that respects children. It is a place where children receive guidance and encouragement from the responsible adults around them. It is an environment where children can experiment and try out new ideas without fear of failure. It is an atmosphere that builds children’s self-confidence so they dare to take risks. It is an environment that nurtures a love of learning.”
—Carol B. Hillman (20th century)
“A signal is comprehended if it serves to make us notice the object or situation it bespeaks. A symbol is understood when we conceive the idea it presents.”
—Susanne K. Langer (1895–1995)