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.

Date of Patent:
May. 07, 2002

Filed:

Nov. 01, 1999
Applicant:
Inventors:

Sang Jin Lee, Kyonggi-do, KR;

Ui Sik Kwak, Seoul, KR;

Jong Jin Kim, Taejon-Kwangyokshi, KR;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04B 1/26 ;
U.S. Cl.
CPC ...
H04B 1/26 ;
Abstract

An IF local generating circuit for a broadband communication system using a plurality of carriers is disclosed. In the present invention, one IF phase locked loop converts the IF signals to baseband signals by a downward processing of frequency in the receiving end of the broadband portable terminal.


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