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Forum: Display Calibration   09-30-2014, 02:01 AM
Replies: 6
Views: 119
Posted By johnfull
Man was not meant to fly either! It's obvious...

Man was not meant to fly either!
It's obvious from the diagram that the color space is extended with a 4th pixel.
This is done without pushing the primaries out beyond their useful range.
Better...
Forum: Display Calibration   09-29-2014, 03:51 PM
Replies: 6
Views: 119
Posted By johnfull
Tetrahedron!

This September, 2014, webpage from Sharp is emphasizing both
the yellow and the cyan for the first time since white LEDs appeared.
They don't talk about the backlight, but it has deep green...
Forum: LCD Flat Panel Displays   09-29-2014, 03:40 PM
Replies: 0
Views: 59
Posted By johnfull
Cool Quattron Pro

This is dated September, 2014.
They don't mention the backlight source, but they show
a deeper green than is available on Q+ sets with white LEDs:
...
Forum: Display Calibration   09-29-2014, 03:50 AM
Replies: 7
Views: 302
Posted By johnfull
It would be a huge step forward to use 4...

It would be a huge step forward to use 4 appropriate primaries.
Sharp's Quattron started off in that direction -- with CCFL backlighting, they were able to produce both yellow and blue/greens -- but...
Forum: Display Calibration   09-29-2014, 02:45 AM
Replies: 7
Views: 302
Posted By johnfull
"...johnfull...

"...johnfull (http://www.avsforum.com/forum/members/7605046-johnfull.html) has concerns about the blue LED. These are used universally in all LED based backlights. InGaN blue led's are stable,...
Forum: LCD Flat Panel Displays   09-28-2014, 10:32 AM
Replies: 17
Views: 1,239
Posted By johnfull
User setting is good, as well -- a little easier...

User setting is good, as well -- a little easier on the eyes in less bright conditions,
though all my settings use the light sensor, which adapts the image to room lighting...
Forum: LCD Flat Panel Displays   09-28-2014, 10:30 AM
Replies: 3
Views: 479
Posted By johnfull
Thanks, Lukemon! :)

Thanks, Lukemon!
:)
Forum: Display Calibration   09-27-2014, 04:07 AM
Replies: 34
Views: 1,325
Posted By johnfull
Great point!

Great point!
Forum: Display Calibration   09-27-2014, 02:09 AM
Replies: 0
Views: 144
Posted By johnfull
THX Certification

I've got a 70" Sharp UQ17U that is THX certified.
I thought this was a good thing till I found that the
backlight control is disabled for the THX Movie setting.
Seeing how well the dynamic...
Forum: Display Calibration   09-27-2014, 01:56 AM
Replies: 13
Views: 426
Posted By johnfull
Color clipping can be dealt with in the Color...

Color clipping can be dealt with in the Color Management System (CMS) after the
white is set up in the Contrast. Keep in mind that the different pre-sets of Movie
and Dynamic and Standard, etc....
Forum: Display Calibration   09-26-2014, 06:06 PM
Replies: 13
Views: 426
Posted By johnfull
The AVS calibration disc lays it out pretty...

The AVS calibration disc lays it out pretty simply. It shows the values to match for each of the two.
That is the easiest setting to make, but be sure to re-check after any adjustments of drive...
Forum: LCD Flat Panel Displays   09-26-2014, 04:53 PM
Replies: 3,897
Views: 332,647
Posted By johnfull
I re-posted the Movie setting by request. I use...

I re-posted the Movie setting by request. I use Dynamic for everything at the moment,
though extensive dark-room use would have me favoring User for some material.
Of the settings I have made,...
Forum: LCD Flat Panel Displays   09-26-2014, 03:39 PM
Replies: 3,897
Views: 332,647
Posted By johnfull
I hope you find it useful -- you can always...

I hope you find it useful -- you can always refine it for your own taste. Good luck!:)
Forum: LCD Flat Panel Displays   09-26-2014, 12:25 PM
Replies: 3,897
Views: 332,647
Posted By johnfull
Here ya go -- sorry for the clutter over there! ...

Here ya go -- sorry for the clutter over there!

http://www.avsforum.com/forum/166-lcd-flat-panel-displays/1568122-sharp-uq17u-calibrations-5.html#post25656858

New! MOVIE

Light Sensor...
Forum: LCD Flat Panel Displays   09-26-2014, 07:20 AM
Replies: 214
Views: 15,212
Posted By johnfull
I should mention that each of the settings --...

I should mention that each of the settings -- Standard, User, Dynamic, PC, etc. use different
starting points and act differently in regards to processing, so you can't use a 10-point setting
from...
Forum: Display Calibration   09-26-2014, 07:01 AM
Replies: 285
Views: 5,806
Posted By johnfull
James Freeman...

James Freeman (http://www.avsforum.com/forum/members/8502975-james-freeman.html)

"...So what actually stimulates our cones the weighted average or the spike?
Or, how is the chromaticity point is...
Forum: LCD Flat Panel Displays   09-26-2014, 06:46 AM
Replies: 3,897
Views: 332,647
Posted By johnfull
OK, you gave it a shot! Lots of people prefer...

OK, you gave it a shot! Lots of people prefer the passive 3D for comfort.
You might look at a 4K set in that regard -- the passive runs at HD resolution on those.
As for the 'wow' -- I actually...
Forum: LCD Flat Panel Displays   09-26-2014, 06:40 AM
Replies: 214
Views: 15,212
Posted By johnfull
The 10-Point settings are not available for the...

The 10-Point settings are not available for the Dynamic setting, but the grayscale doesn't need them.
The 2-point makes a very smooth scale, with no discoloration from one shade to another at the...
Forum: LCD Flat Panel Displays   09-26-2014, 02:41 AM
Replies: 3,897
Views: 332,647
Posted By johnfull
You should be able to run 240 without dimming. ...

You should be able to run 240 without dimming.
Higher rates than the screen refresh rate will cause the backlight
to be switched off during part of the time when the pixels are on.
That's the...
Forum: LCD Flat Panel Displays   09-26-2014, 02:39 AM
Replies: 3,897
Views: 332,647
Posted By johnfull
Have you tried USER and DYNAMIC from this link? ...

Have you tried USER and DYNAMIC from this link?

http://www.avsforum.com/forum/166-lcd-flat-panel-displays/1568122-sharp-uq17u-calibrations.html
Forum: LCD Flat Panel Displays   09-26-2014, 02:33 AM
Replies: 3,897
Views: 332,647
Posted By johnfull
Better get it swapped out, pronto!:eek:

Better get it swapped out, pronto!:eek:
Forum: LCD Flat Panel Displays   09-25-2014, 12:16 PM
Replies: 214
Views: 15,212
Posted By johnfull
*Another very minor tweak to the Dyanmic setting...

*Another very minor tweak to the Dyanmic setting -- I pulled the Contrast back to 30 from 32.
When I set the white level, 32 was the highest setting to keep detail, but 31 was a fluke where
the...
Forum: LCD Flat Panel Displays   09-25-2014, 11:52 AM
Replies: 3
Views: 133
Posted By johnfull
They push warranties because they are profitable....

They push warranties because they are profitable.
Often, anything that will go wrong with a set, due to defect, will be covered by the normal warranty.
By the time an extended warranty expires, you...
Forum: Display Calibration   09-25-2014, 10:06 AM
Replies: 7
Views: 302
Posted By johnfull
Backlighting is filtered, but the filter can't be...

Backlighting is filtered, but the filter can't be wider spectrum than the
spectrum of the backlight itself.
Check the post on Quantum Dot calibration.
There is an interesting discussion on color...
Forum: LCD Flat Panel Displays   09-25-2014, 08:53 AM
Replies: 22
Views: 441
Posted By johnfull
I think there are 2 different things we're...

I think there are 2 different things we're talking about -- the LCD panel refresh rate
and the backlight scanning rate and possible a third -- the frame interpolation or soap opera effect....
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