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Digital Projection Ltd. M-Vision WUXGA Series
Dark time
The time inserted between frames when using 3D active glasses, to avoid ghosting caused by switching time between left and
right eye.
DDC (Display Data Channel)
A communications link between the source and projector. DDC is used on the HDMI, DVI and VGA inputs. The link is used by the
source to read the EDID stored in the projector.
Deinterlacing
The process of converting interlaced video signals into progressive ones.
DHCP (Dynamic Host Configuration Protocol)
A network protocol that is used to configure network devices so that they can communicate on an IP network, for example by
allocating an IP address.
DMD™ (Digital Micromirror Device™)
The optical tool that transforms the electronic signal from the input source into an optical image projected on the screen. The
DMD™ of a projector has a fixed resolution, which affects the aspect ratio of the projected image. A Digital Micromirror Device™
(DMD™) consists of moving microscopic mirrors.
Each mirror, which acts as a pixel, is suspended between two posts by a thin torsion hinge. It can be tilted to produce either a
bright or dark pixel.
E
Edge blend
A method of creating a combined image by blending the adjoining edges of two or more individual images.
Edge tear
An artifact observed in interlaced video where the screen appears to be split horizontally. Edge tears appear when the video feed
is out of sync with the refresh rate of the display device.
EDID (Extended Display Identification Data)
Information stored in the projector that can be read by the source. EDID is used on the HDMI, DVI and VGA inputs, allowing the
source to automatically configure to the optimum display settings.
EDTV (Enhanced Definition Television)
A progressive digital television system with a lower resolution than HDTV.
Rev A January 2024
page 130
APPENDIX D: GLOSSARY OF TERMS
Notes
Reference Guide
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