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.:

US 8106329 B1

PDF
Full Text
Expired
Date of Patent:
Jan. 31, 2012

Filed:

May. 15, 2008
Applicants:

BO Gu, North Andover, MA (US);

Joseph J. Griffiths, Winthrop, MA (US);

Joohan Lee, Andover, MA (US);

Inventors:

Bo Gu, North Andover, MA (US);

Joseph J. Griffiths, Winthrop, MA (US);

Joohan Lee, Andover, MA (US);

Assignee:

GSI Group Corporation, Bedford, MA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 21/268 (2006.01); G02F 1/01 (2006.01);
U.S. Cl.
CPC ...
Abstract

A laser system for processing conductive link structures includes a seed laser generating a seed laser beam. The seed laser is sliced by a modulator into a user configurable series of pulses and the pulses are optically amplified and applied to a conductive link structure. Preferably, the bandwidth of the seed laser is less than 1 nm with an IR center frequency, and the frequency of the laser light of the pulses is doubled or quadrupled prior to application to the conductive structure. Preferably, the pulses are about 1-18 second pulsewidth and are separated by 100-400 ns.


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