User manual

Digital Projection Titan Pro Series 3 APPENDIX F: GLOSSARY OF TERMS Reference Guide
173Rev F July 2014
Horizontal Scan Rate
The rate at which the lines of the incoming signal are refreshed. The rate is set by the horizontal synchronization from the source and
measured in Hertz.
Hs + Vs
Horizontal and vertical synchronization.
Hue
The graduation (red/green balance) of color (applicable to NTSC).
Interlacing
A method of updating the image. The screen is divided in two elds, one containing every odd horizontal line, the other one containing the
even lines. The elds are then alternately updated. In analog TV interlacing was commonly used as a way of doubling the refresh rate without
consuming extra bandwidth.
Interleaving
The alternation between left and right eye images when displaying 3D.
IRE
A unit used to show the range from black to white in Composite Video signals.
LED (Light Emitting Diode)
An electronic component that emits light.
Letterboxing
Black margins at the top and bottom of the image. Letterboxing appears when a wider image is packed into a narrower frame without
changing the original aspect ratio.
Notes