1
Beng Hong Kang, Chun Wun Yeung, Eswin Tedja, Jin Meng Tan: Dual orientation display handheld computer devices. Hewlett Packard Company, September 7, 1999: US05949408 (141 worldwide citation)

A computer device, for instance a palmtop personal organizer, has a dual-orientation display device with both portrait and landscape modes of viewing the display. The keyboard is automatically disabled when the portrait mode is selected by a user. The display has two digitized regions separated by a ...


2
Chun Wun Yeung, Beng Hong Kang: Stylus-input computing system with erasure. Hewlett Packard Company, August 5, 1997: US05654529 (22 worldwide citation)

A handheld computing device has a planar display and a superimposed, transparent digitizer. The combination is arranged to simulate writing or drawing with pencil on paper: the writing end of a passive stylus is pressed on and moved across the digitizer surface and a line on the display is produced ...


3
Yoon Kean Wong, James Samuel Bowen, Chun Wun Yeung: Power saving display. Hewlett Packard Development Company, Mahamedi Paradice Kreisman, Van Mahamedi, August 9, 2011: US07995050 (13 worldwide citation)

A mobile computing device comprises a power source, a display, a display driver and a control circuit. The power source is configured to provide a power signal. The display comprises a plurality of pixels. The display driver is configured to receive the power signal and to drive the pixels based on ...


4
Peter Skillman, Chun Wun Yeung: Light sensitive display interface for computing devices. Hewlett Packard Development Company, Mahamedi Paradice Kreisman, Van Mahamedi, June 28, 2011: US07969426 (6 worldwide citation)

According to one or more embodiments, a variation is detected in light that is cast over a display interface of a computing device. A characteristic of the light variation is identified. From this characteristic, a determination is made as to whether the variation in light is to be interpreted as an ...


5
Arthur L Berman, Clifford S Champion, David A Chavez, Francisco Lopez Fresquet, Jonathan J Hosenpud, Robert D Kalnins, Alexandre R Lelievre, Christopher W Sherman, Jerome C Tu, Kevin S Yamada, Chun Wun Yeung: Personal electronic device with a display system. zSpace, Meyertons Hood Kivlin Kowert & Goetzel P C, Jeffrey C Hood, Brian E Moore, July 10, 2018: US10019849 (1 worldwide citation)

Systems and methods for interacting with a display system using a personal electronic device (PED). The display system may establish communication with and receive user input from the PED. The display system may use the received user input to generate and/or update content displayed on a display of ...


6
Chun Wun Yeung: Techniques to control brightness in a display. Hewlett Packard Development Company, May 8, 2012: US08174482 (1 worldwide citation)

A node to receive a first current and to couple a first or a second backlighting medium to the node. The first backlighting medium is to conduct the first current and the second backlighting medium to conduct a second current. A switch is coupled to the node and to the first or the second backlighti ...


7
Dmytro Yu Reznikov, Mark F Flynn, Chun Wun Yeung: System and methods for using modified driving waveforms to inhibit acoustic noise during driving of a liquid crystal polarization rotator. zSpace, Meyertons Hood Kivlin Kowert & Goetzel P C, Jeffrey C Hood, May 1, 2018: US09958695

In some embodiments, a system and/or method may operate a liquid crystal device. The method may include increasing a voltage provided to a driven level to a liquid crystal addressable element of the liquid crystal device. Said increasing may be performed over a time period greater than 1 ms. The liq ...


8
Yoon Kean Wong, James Samuel Bowen, Chun Wun Yeung: Power saving display. Palm, Foley & Lardner, July 3, 2008: US20080158117-A1

A mobile computing device comprises a power source, a display, a display driver and a control circuit. The power source is configured to provide a power signal. The display comprises a plurality of pixels. The display driver is configured to receive the power signal and to drive the pixels based on ...


9
Peter Skillman, Chun Wun Yeung: Light sensitive display interface for computing devices. Shemwell Mahamedi, May 1, 2008: US20080100593-A1

According to one or more embodiments, a variation is detected in light that is cast over a display interface of a computing device. A characteristic of the light variation is identified. From this characteristic, a determination is made as to whether the variation in light is to be interpreted as an ...