Method of repairing defect and apparatus for repairing defect

Details Method of repairing defect and apparatus for repairing defect Method of repairing defect and apparatus for repairing defect

1997-11-18

2000-03-14

Arbes, Carl J.

Metal working

Method of mechanical manufacture

Electrical device making

29745, 21912113, 21912114, 21912117, 427 96, H05K 302, B23P 1900

Patent

active

060355263

ABSTRACT:
An apparatus for repairing a defect recognizes a defective portion of a color filter using an image processing mechanism, applies ink to the recognized defective portion of the color filter using a needle for applying ink of an ink application mechanism, hardens the applied ink using an ink hardening mechanism, and removes an unnecessary portion of the applied ink by irradiating laser beam from a laser irradiation mechanism.

REFERENCES:
patent: 4691426 (1987-09-01), Roucek et al.
patent: 4908938 (1990-03-01), Thorwarth et al.
patent: 4912843 (1990-04-01), Dederer
patent: 5099090 (1992-03-01), Allan et al.
patent: 5615387 (1997-03-01), Crockett, Jr. et al.
patent: 5832595 (1998-11-01), Maruyama et al.
Experimental investigations in laser microsoldering by Hartmann et al Conf. Lasers in Microelectronic Mfg.; Proc SPIE; Intr Soc Opical Engineering v. 1598 pp 175-185, Sep. 10, 1991.

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