The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 13, 2004
Filed:
Oct. 22, 2001
Joong-Wan Park, Suwon, KR;
Abstract
A system of assembling a WDM filter assembly including a filter assembly and a collimator includes a holding means for accepting and holding one of the filter assembly and the collimator, a pivotal means for pivotally moving one which of the filter assembly and the collimator is not held, a detecting means for detecting a signal going through the WDM filter assembly, and a control means for applying a driving signal to drive the pivotal apparatus by using a pin to offset the interfence between materials until the detected siganl is within a predetermined process tollerance, whereby the filter assembly is aligned with the collimator.
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