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:
Mar. 01, 2005
Filed:
May. 19, 2000
John Farley Ewen, Rochester, MN (US);
William K. Hogan, Rochester, MN (US);
Kenneth Paul Jackson, Rochester, MN (US);
Michael William Marlowe, Rochester, MN (US);
Clint Lee Schow, Rochester, MN (US);
John Farley Ewen, Rochester, MN (US);
William K. Hogan, Rochester, MN (US);
Kenneth Paul Jackson, Rochester, MN (US);
Michael William Marlowe, Rochester, MN (US);
Clint Lee Schow, Rochester, MN (US);
International Business Machines Corporation, Armonk, NY (US);
Abstract
A switchable bandwidth optical receiver is implemented in a front-end of the receiver in at least one of three ways. A switchable impedance may be provided at the input to a preamplifier of the front end, the preamplifier of the front-end may have a switchable impedance therein, and/or a switchable filter may be provided at an output of the preamplifier.