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, 2009
Filed:
Jan. 31, 2005
Jeffrey Zack, Melbourne, FL (US);
Craig A. Young, Nazareth, PA (US);
Anand Shukla, Newtown, PA (US);
Wei Xu, West Windsor, NJ (US);
William K. Hogan, Merritt Island, FL (US);
David Peter Gaio, Rochester, MN (US);
Chris Hart, West Melbourne, FL (US);
Philip Deane, Indian Harbour Beach, FL (US);
Mark J. Bailey, Lake City, MN (US);
Martin A. Helfand, Cherry Hill, NJ (US);
Jeffrey Zack, Melbourne, FL (US);
Craig A. Young, Nazareth, PA (US);
Anand Shukla, Newtown, PA (US);
Wei Xu, West Windsor, NJ (US);
William K. Hogan, Merritt Island, FL (US);
David Peter Gaio, Rochester, MN (US);
Chris Hart, West Melbourne, FL (US);
Philip Deane, Indian Harbour Beach, FL (US);
Mark J. Bailey, Lake City, MN (US);
Martin A. Helfand, Cherry Hill, NJ (US);
JDS Uniphase Corporation, Milpitas, CA (US);
Abstract
The present invention relates to an optical sub-assembly, i.e. a receiver optical subassembly or a transmitter optical sub-assembly, for use in an optical transceiver device. The optical sub-assembly according to the present invention includes a hermetic ceramic package with a multi-layer ceramic structure providing a unique RF signal and ground structure providing a controlled signal impedance to achieve high signal transmission quality.