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:
May. 08, 2001
Filed:
Mar. 11, 1998
Applicant:
Inventors:
Philip John Smith, Ipswich, GB;
Samuel Tennyson Jewell, Ipswich, GB;
Assignee:
British Telecommunications public limited company, London, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04B 1/006 ;
U.S. Cl.
CPC ...
H04B 1/006 ;
Abstract
A burst mode optical digital receiver includes an opto-electronic detector up-converter for up-converting the frequency of the output of the opto-electronic detector, an amplifier for amplifying the up-converted signal, and down-converter for down-converting the frequency of the amplified signal.