Electronic device

Details Electronic device Electronic device

2007-03-20

2007-03-20

Hong, Harry S. (Department: 2614)

Telephonic communications

Terminal

Housing or housing component

C345S082000, C345S087000, C345S169000, C455S566000, C455S575300

Reexamination Certificate

active

09811837

ABSTRACT:
An easy to use electronic device is provided. The electronic device functions as a telephone and has a display portion, an audio input portion, an audio output portion, and operation keys. The display portion has a passive element, and the operation keys have LEDs. The direction of an image displayed by the LEDs is switchable.

REFERENCES:
patent: 6232937 (2001-05-01), Jacobsen et al.
patent: 1 126 709 (2001-08-01), None
patent: WO 94/19736 (1994-09-01), None
Baldo et al.; “Highly efficient phosphorescent emission from organic electroluminescent devices”;Nature, vol. 395; pp. 151-154; Sep. 10, 1998.
Baldo et al.; “Very high-efficiency green organic light-emitting devices based on electrophosphorescence”Applied Physics Letters, vol. 75, No. 1; pp. 4-6; Jul. 5, 1999.
Tsutsui et al.; “Electroluminescence in Organic Thin Films”;Photochemical Processes in Organized Molecular Systems, pp. 437-450; 1991.
Tsutsui et al.; “High Quantum Efficiency in Organic Light-Emitting Devices with Iridium-Complex as a Triplet Emissive Center”,Japan Journal of Applied Physics, vol. 38; pp. L1502-L1504; Dec. 15, 1999.

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