Next Generation of Displays at Microsoft Research

AMBIENT INTELLIGENCE

tech days•

2015

#mstechdays techdays.microsoft.fr

Next Generation of Displays at Microsoft Research

Adrian Travis

[email protected]

tech.days 2015#mstechdays

Linking people via computers

Looking through an LCD

Wedge imaging

Grating backlights


~1965 ~2005


Human/ Computer Interface

~2005 now

[email protected]

[email protected]

OLED

Annual Report

2006 $0.652007 $0.84

2008 $0.63

2009 $0.822010 $1.05

Sales

Figures adjusted to 2010 dollar equivalentExceptional item: Divisional relocation summer 2007

LCD, projection



comment

added to

memorial, 12th

century BCE

http://mediamemoryandhistory.wordpress.com/what-is-a-facebook-memorial/

Ragazzoli in C. Jacob, Lieux de Savoir 2, p303 reference 1, 2011


“Instantaneous photographs and newspaper enterprise

have invaded the sacred precincts of private and domestic

life”

Warren and Brandeis, “The Right to Privacy”, Harvard Law Review 4 no 5, 1890

cited in Helene Valance “Au Filtre de la nuit: le nocturne dans l'art americain, 1890-1917” doctoral dissertation, université Paris 7 Diderot, 2012, p75.


Microsoft Office




Wedge imaging

Grating backlights









Wedge imaging

Grating backlights


total internal

reflection

ray changes

direction

critical angle

reached

wedge

light guide

The more ray injection

angle differs from the

critical angle, the more

times the ray must

bounce before exit.


distance

The more ray injection angle differs from the critical angle, the more times the ray must bounce before exit.


projected

image

video

projector

tech.days 2015#mstechdays22

tech.days 2015#mstechdays23

video projector camera








Ray enters

here

Ray

exits

here








Wedge imaging

Grating backlights




[email protected]


Used as a scanning

backlight, we are ok

if viewer moves up/down

But not left right, because at the bottom, one corner gets no rays

…nor if the viewermoves close because we

rays are always parallel



guide raygrating film




guide

speakergrating

film

rapid

modulation of

ejected ray

How to scan ray anglealter angle of

ray into

guide

How to scan ray point of origin

move grating

point of

contact

ray position

alters


• People use IT to influence others, so the ideal interface is a link between people

• Aperture diffraction constrains window-like interfaces

• Passive guides have too few degrees of freedom so we need machine vision or active guides

Next Generation of Displays at Microsoft Research

Technology

ray anglealter angle

ray injection angle

mstechdayslinking people

mstechdays people

ray point of originmove

people aperture diff

microsoft researchadrian

ideal interface