1
Zilan Shen, Dennis Lee Matthies, James H Atherton, Roger Green Stewart: Method and apparatus for calibrating display devices and automatically compensating for loss in their efficiency over time. Sarnoff Corporation, William J Burke, July 2, 2002: US06414661 (312 worldwide citation)

A method and associated system that compensates for long-term variations in the light-emitting efficiency of individual organic light emitting diodes (OLEDs) in an OLED display device, calculates and predicts the decay in light output efficiency of each pixel based on the accumulated drive current a ...


2
Robin Mark Adrian Dawson, Zilan Shen, Alfred Charles Ipri, Roger Green Stewart, Michael Gillis Kane: Thin-film transistor circuitry with reduced sensitivity to variance in transistor threshold voltage. Sarnoff Corporation, William J Burke, October 23, 2001: US06307322 (215 worldwide citation)

A circuit design technique polysilicon thin-film transistor (TFT) circuitry produces circuits that are relatively less sensitive to threshold variations among the TFT's than circuits designed using conventional techniques. The circuit is designed such that thin-film transistors that are sensiti ...


3
Dennis Lee Matthies, Roger Green Stewart, James Harold Atherton, Dennis J Bechis, Heinz H Busta, Zilan Shen: Tiled electronic display structure. Sarnoff Corporation, William J Burke, May 24, 2005: US06897855 (79 worldwide citation)

A tiled display device is formed from display tiles having picture element (pixel) positions defined up to the edge of the tiles. Each pixel position has an organic light-emitting diode (OLED) active area which occupies approximately 25 percent of the pixel area. Each tile includes a memory which st ...


4
Zilan Shen, Stephen R Forrest, Paul Burrows: Saturated full color stacked organic light emitting devices. The Trustees of Princeton University, Kenyon & Kenyon, August 3, 1999: US05932895 (79 worldwide citation)

Optical cavities in a stacked organic light emitting device (SOLEDS) can shift or attenuate the light emitted by the individual organic light emitting devices (OLEDs) in the stack. Interference caused by reflections within the stack, absorption, positioning of the light source, and the polarization ...


5
Paul Burrows, Stephen R Forrest, Zilan Shen: Method for depositing indium tin oxide layers in organic light emitting devices. The Trustees of Princeton University, Kenyon & Kenyon, November 9, 1999: US05981306 (79 worldwide citation)

A method is disclosed for fabricating organic light emitting devices (OLEDS) containing an indium tin oxide (ITO) layer that is deposited onto a fragile layer. The ITO layer is fabricated using a low, non-damaging, ITO deposition rate until a protective ITO layer is formed, at which point the ITO de ...


6
Dennis Lee Matthies, Zilan Shen, Roger Green Stewart, James Harold Atherton: Sealing of large area display structures. Sarnoff Corporation, William J Burke, April 9, 2002: US06370019 (79 worldwide citation)

A plurality of sealing methods may be used either alone or in combination with each other to seal an electronic display structure. The display module includes a first substrate having a plurality of column electrodes. Each of a plurality of portions of a display material are coupled to one of the pl ...


7
Robin Mark Adrian Dawson, Zilan Shen, Alfred Charles Ipri, Roger Green Stewart, James Harold Atherton, Stephen John Connor: Line scanning circuit for a dual-mode display. Sarnoff Corporation, William J Burke, February 19, 2002: US06348906 (66 worldwide citation)

A row-select circuit for an organic light emitting diode display propagates a gating pulse through a shift register. This gating pulse is synchronized with a system clock signal and is used to selectively apply a plurality of broadcast control signals to a selected row of pixels on the display. The ...


8
Dennis Lee Matthies, Zilan Shen, Roger Green Stewart, James Harold Atherton: Contrast enhancement for an electronic display device by using a black matrix and lens array on outer surface of display. Sarnoff Corporation, William J Burke, November 5, 2002: US06476783 (54 worldwide citation)

A display device having features which enhance the contrast of displayed images includes a pixel structure that defines an active pixel area and an inactive pixel area. The display device may be an emissive device such as an OLED or electroluminescent device, a transmissive device such as a liquid c ...


9
Zilan Shen, Stephen R Forrest, Paul Burrows: Saturated full color stacked organic light emitting devices. The Trustees of Princeton University, Kenyon & Kenyon, May 15, 2001: US06232714 (41 worldwide citation)

Optical cavities in a stacked organic light emitting device (SOLEDs) can shift or attenuate the light emitted by the individual organic light emitting devices (OLEDs) in the stack. Interference caused by reflections within the stack, absorption, positioning of the light source, and the polarization ...


10
William Ronald Roach, Bawa Singh, Satyam Choudary Cherukuri, Zilan Shen: Fiber-based flat panel display. Sarnoff Corporation, William J Burke, August 14, 2001: US06274978 (38 worldwide citation)

A display as for images and/or information comprises a plurality of light-emitting fibers disposed in side-by-side arrangement to define a viewing surface. Each light-emitting fiber includes a plurality of light-emitting elements disposed along its length, each having two electrodes between which ar ...