Chris Chinnock – Page 64

DLP Prism Design with Higher Contrast

by Chris Chinnock

The 1-chip DLP engine design uses two back-to-back prisms to allow light to couple light in and out of the DMD chip. The design is quite mature but it has an inherent contrast limitation. …

Tags:DLP Projectors| Large Display Monitor| Mobile Display Monitor| SID Display Week 2015| Vol 22 - Issue 24

University of Waterloo Investigates Pixel Shifting for Projection

by Chris Chinnock

One of the technologies that JVC has focused on is its e-Shift technology. This uses an optical element to project one image and then shift the optical path a half pixel in the diagonal …

Tags:Mobile Display Monitor| Pixel Processing| SID Display Week 2015| Vol 22 - Issue 24

Incom Shows Innovations with Polymer Fiber Optic Faceplates

by Chris Chinnock

Last October I had a chance to visit with Incom, and write about this manufacturer of fused fiber optic faceplates. The faceplates are composed of thousands of tiny fiber optics densely packed together – …

Tags:Fused Fibre Optics| SID Display Week 2015| Vol 22 - Issue 24

Sony Describes New Laser Phosphor Projector Improvements

by Chris Chinnock

In paper 25.2 (High-Brightness Solid-State Source for 4K Ultra-Short Throw Projector), Sony described improvements they have made to the laser phosphor material that will improve projector brightness and lifetime. This is destined for their …

Tags:Laser Projectors| Mobile Display Monitor| SID Display Week 2015| sony| Vol 22 - Issue 24

Wavien Proposes Liquid Suspension of Laser Phosphor for High Power Applications

by Chris Chinnock

For high lumen projectors using laser phosphor, the phosphor material will typically run too hot and burn if exposed to too much blue light. To address this issue, Wavien has proposed a mixture that …

Tags:Laser Projectors| Mobile Display Monitor| SID Display Week 2015| Vol 22 - Issue 24

Laser Phosphor Projector Makers Sell at their Own Risk

by Chris Chinnock

The Laser Illuminated Projector Association (LIPA) was represented by Greg Niven at SID, where he provided an update on regulatory action regarding laser-based displays. While the organization has had success in Europe (IEC) and …

ICDM Meets at SID: Mulls Next Steps

by Chris Chinnock

ICDM, or the International Committee on Display Metrology, met at SID to discuss updates to measurement procedures and to discuss other topics where metrology techniques are still in flux. One of these areas was …

Tianma Focuses on Commercial Display Applications

by Chris Chinnock

Tianma, a joint Japanese-Chinese company, was at SID showing off a number of commercially-oriented display solutions. In automotive, the company showed a HUD display, for the first time, we believe. This is based upon …

Do RGBW Pixel Architectures Compromise Color Performance?

by Chris Chinnock

One would think that the mixing of a white subpixel element in an RGBW LCD (or OLED) architecture might “pollute” the color gamut of the display leading to washed out color performance. However, we …

Is the Rec. 2020 Blue Primary at the Right Wavelength?

by Chris Chinnock

The current specification for the blue primary in the 2020 gamut is 467nm, but there is much industry discussion as to whether this is the best wavelength, given commercial considerations. The main concerns are …

3M Study Offers Tolerances for 2020 Color Gamut Specification

by Chris Chinnock

One of the big issues with the 2020 color gamut is that the specification calls for primaries that are located on the spectral locus without any tolerances. That means to be technically compliant, you …

Curved Images Can Improve Reading

by Chris Chinnock

This SID paper sounded quite interesting as I thought it might address some of the industry discussion around the benefits of a curved display. Alas, I was a bit disappointed as the paper described …

Tags:Curved Displays| Large Display Monitor| Mobile Display Monitor| SID Display Week 2015| Vol 22 - Issue 24