HOW IS AN APPROPRIATE
COLOUR FILTER ABLE TO UNCOVER THE HIDDEN MESSAGE?
The word Mr Mortimer refers to, Technicolor, is the trademarked name of the process of producing colour film by means of superimposing synchronised films of the same scene, each of which has a different
colour filter, to obtain the desired mix of colour.
In separate proceedings, concluded in March 2008, a claim by MagnaChip, regarding a disputed
colour filter patent, was also settled in Pixelplus' favour.
Patients require a different
colour filter for each eye - Mark has a yellow one on his left eye and orange on his right.
Once installed, the updated Chrome software will use a new, customisable
colour filter which can be applied to webpages.
"For a wavelength display, we don't need to rely on
colour filter wheels or dedicated red and blue pixels," explained Daniel E Smalley, assistant professor of electrical engineering at Brigham Young University (BYU).
Opsec Security Group, disclosed a novel structured
colour filter device in US20140103634A1; the device includes a substrate having a surface with a step function surface profile having two or more discrete levels.
In this new sensor, instead of using an array of tiny microfilters like the traditional CFA (
Colour Filter Array) which use a red, green, or blue light-transmitting filter placed above each sensor, Panasonic uses what they call "micro color splitters" that allow light to diffract so that various combinations of wavelengths hit different photosites.
It also features a
colour filter external display with caller ID, a speakerphone and IM and Music Tones customisation capabilities.
"We have integrated a
colour filter system in the process.
The company launched its TrueImage [TM] colour reflection holograms two years ago (see HN Vol 13 No 2) and is also supplying a holographic
colour filter for JVC's projection television (see inset).
The 35MMFHDXSMA sensor is capable of capturing monochrome images in low light levels Removal of the
colour filter array improves the sensitivity.