Digital Projection E-Vision 4000 Series
Appendix F: Glossary of terms
H
HDCP (High-bandwidth Digital Content Protection)
An encryption scheme used to protect video content.
HDTV (High Definition Television)
A television system with a higher resolution than SDTV and EDTV. It can be transmitted in various formats, notably 1080p and 720p.
Hertz (Hz)
Cycles per second.
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).
I
Interlacing
A method of updating the image. The screen is divided in two fields, one containing every odd horizontal line, the other one containing the even lines.
The fields 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.
L
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.
Rev A December 2021
page 78
Reference Guide
Notes
Содержание Digital Projection E-Vision 4000 Series
Страница 8: ...DigitalProjection E Vision 4000 Series Rev ADecember2021 This page is intentionallyleft blank...
Страница 32: ...DigitalProjection E Vision 4000 Series Rev ADecember2021 This page is intentionallyleft blank...
Страница 33: ...Rev ADecember2021 E Vision 4000 Series High Brightness DigitalVideo Projector CONNECTION GUIDE 121 815A...
Страница 41: ...Rev ADecember2021 E Vision 4000 Series High Brightness DigitalVideo Projector OPERATING GUIDE 121 815A...
Страница 59: ...Served web pages DigitalProjection E Vision 4000 Series OperatingGuide Rev ADecember2021 page59 Notes...
Страница 60: ...DigitalProjection E Vision 4000 Series Served web pages Rev ADecember2021 page60 OperatingGuide Notes...
Страница 61: ...Rev ADecember2021 E Vision 4000 Series High Brightness DigitalVideo Projector REFERENCE GUIDE 121 815A...
