| 摘要 |
PCT No. PCT/EP94/03346 Sec. 371 Date Mar. 6, 1997 Sec. 102(e) Date Mar. 6, 1997 PCT Filed Oct. 11, 1994 PCT Pub. No. WO96/11498 PCT Pub. Date Apr. 18, 1996An array of light emitting diodes (LEDs) for the generation of light at multiple wavelengths. The LEDs are realized in a layered structure of semiconductor films grown on one substrate, said array comprising conducting portions for applying a bias to said LEDs and insulating portions, wherein at least one of the insulating or conducting portions is formed by a lateral variation of doping conditions of the top layer of the structure.
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