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OLED based binocular interactive seethrough HMD
SID2012 Exhibitors’ Forum

Dr. Rigo Herold
5.06.2012
Outline
• Introductio...
Introduction
OLED-Microdisplay
Excellent contrast ratio
Large dynamic range
Low power consumption
State of the art: Uni-di...
Introduction
Bidirectional OLED-Microdisplay
Top-emitting OLED
Direct evaporation of OLED stack
through a shadow mask
Unpa...
Introduction
Chip-architecture
Nested display and image
sensor pixel matrix
Separated controls
Configuration via IIC
Commo...
Introduction
Bidirectional OLED-Microdisplay feedback mode demonstrator
Acquired image directly fed back into display

See...
System Overview
System architecture

© Fraunhofer IPMS

Dr. Rigo Herold I 5.6.2012 I slide 6
System Overview

© Fraunhofer IPMS

Dr. Rigo Herold I 5.6.2012 I slide 7
System Overview
Specifications:
Display: 640 x 480 pixels
Viewing-area (µD): 10,2 mm x 7,7 mm
Eyetracking camera: 128 x 96...
Applications
Eyetracker

Eye-tracking

Preprocessing

Input Image
Adaptive Filtering
Histogram
Equalization

Detecting Cor...
Bidirectional display

-1
°

Radio

53 km/h

Displays an image and detects
another image on the same device

Navi

Menu

A...
Applications
Worldmap
Fullsize earth map
ROI is displayed on HMD
Moving ROI by gaze

Try this demo
at booth #1371!

© Frau...
Summary
Bidirectional OLED-Microdisplay
Demonstrator OLED based binocular interactive
see-through HMD is available
Work wa...
Optical System
HMD-Application
See-through optics (beam-splitter, VIS transmissive mirror)
Different imaging planes for di...
Introduction to organic LEDs - OLEDs

_

Light emission

(silicon wafer)
Light emission

bottom-emitting

top-emitting

Li...
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See through hmd

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독일 Fraunhofer 연구소에서 개발한 OLED기반 see through HMD. 구글의 Google glasses는 see through는 아니죠.

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See through hmd

  1. 1. OLED based binocular interactive seethrough HMD SID2012 Exhibitors’ Forum Dr. Rigo Herold 5.06.2012 Outline • Introduction • System Overview • Applications © Fraunhofer IPMS
  2. 2. Introduction OLED-Microdisplay Excellent contrast ratio Large dynamic range Low power consumption State of the art: Uni-directional output Additional image sensor Beyond state of the art: Bi-directional input+output Diversity of new applications Uni-directional display: VGA, 6x8mm² (www.hypoled.org) encapsulation CMOS backplane wafer OLED © Fraunhofer IPMS Dr. Rigo Herold I 5.6.2012 I slide 2 CMOS PD CMOS circuit
  3. 3. Introduction Bidirectional OLED-Microdisplay Top-emitting OLED Direct evaporation of OLED stack through a shadow mask Unpatterned OLED Pixel shape defined by bottom electrode (CMOS top metal anode) Common cathode Colour filter (optional) © Fraunhofer IPMS Dr. Rigo Herold I 5.6.2012 I slide 3
  4. 4. Introduction Chip-architecture Nested display and image sensor pixel matrix Separated controls Configuration via IIC Common bias block External ADC Mobile host system for data processing and applications © Fraunhofer IPMS Dr. Rigo Herold I 5.6.2012 I slide 4
  5. 5. Introduction Bidirectional OLED-Microdisplay feedback mode demonstrator Acquired image directly fed back into display See this demo at booth #1371! © Fraunhofer IPMS Dr. Rigo Herold I 5.6.2012 I slide 5
  6. 6. System Overview System architecture © Fraunhofer IPMS Dr. Rigo Herold I 5.6.2012 I slide 6
  7. 7. System Overview © Fraunhofer IPMS Dr. Rigo Herold I 5.6.2012 I slide 7
  8. 8. System Overview Specifications: Display: 640 x 480 pixels Viewing-area (µD): 10,2 mm x 7,7 mm Eyetracking camera: 128 x 96 pixels FOV (see-through): 26,5° x 17,2° FOV (info channel): 20° x 21,6° Accomodation distance: 750 mm See-through Transparency: 50 % Eye-motion box: 5,6 mm x 11,2 mm Weight: 198g © Fraunhofer IPMS Dr. Rigo Herold I 5.6.2012 I slide 8
  9. 9. Applications Eyetracker Eye-tracking Preprocessing Input Image Adaptive Filtering Histogram Equalization Detecting Corneal Reflections Input image Detecting Pupil Ellipse fitting Gaze-track © Fraunhofer IPMS Dr. Rigo Herold I 5.6.2012 I slide 9 Detection of pupil (red) and reflections (green)
  10. 10. Bidirectional display -1 ° Radio 53 km/h Displays an image and detects another image on the same device Navi Menu Applications HMD application Tracking eye-movement for users sight and awareness Gaze-based human-display-interaction Interactive augmented-reality © Fraunhofer IPMS Dr. Rigo Herold I 5.6.2012 I slide 10 60 30 Display off
  11. 11. Applications Worldmap Fullsize earth map ROI is displayed on HMD Moving ROI by gaze Try this demo at booth #1371! © Fraunhofer IPMS Dr. Rigo Herold I 5.6.2012 I slide 11
  12. 12. Summary Bidirectional OLED-Microdisplay Demonstrator OLED based binocular interactive see-through HMD is available Work was in parts sponsored by Federal Ministry for Education and Research of the German government Contact Dr. Rigo Herold (Fraunhofer IPMS) Booth 1371@SID2012 phone: +49-351-8823-216 email: rigo.herold@ipms.fraunhofer.de © Fraunhofer IPMS Dr. Rigo Herold I 5.6.2012 I slide 12 Thank you for attention
  13. 13. Optical System HMD-Application See-through optics (beam-splitter, VIS transmissive mirror) Different imaging planes for display and camera Near-infrared illumination of eye scene © Fraunhofer IPMS Dr. Rigo Herold I 5.6.2012 I slide 13
  14. 14. Introduction to organic LEDs - OLEDs _ Light emission (silicon wafer) Light emission bottom-emitting top-emitting Lighting transparent conductor Medium and large display ⇒ TFT organic layers metal cathode substrate © Fraunhofer IPMS Dr. Rigo Herold I 5.6.2012 I slide 14 OLED-on-CMOS +

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