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. 31, 2006
Filed:
Sep. 29, 2003
Cheon Soo Kim, Daejon-Shi, KR;
Pil Jae Park, Daejon-Shi, KR;
Mun Yang Park, Daejon-Shi, KR;
Hyun Kyu Yu, Daejon-Shi, KR;
Cheon Soo Kim, Daejon-Shi, KR;
Pil Jae Park, Daejon-Shi, KR;
Mun Yang Park, Daejon-Shi, KR;
Hyun Kyu Yu, Daejon-Shi, KR;
Electronics and Telecommunications Research Institute, Daejon-Shi, KR;
Abstract
Disclosed is a stacked variable inductors manufactured by stacking M (M≧2) metal layers on a semiconductor substrate, and provides stacked variable inductors comprising, 1 to N inductors continuously connected in serial, wherein each of said inductors is formed on N (N≦M) metal layers that are different each other; first and second ports each connected to the highest positioned inductor and to the lowest positioned inductor among said 1 to N inductors; and at least one MOSFET, and wherein one terminal of at least one MOSFET is connected to one of the first and second ports, and the other one is connected to one of adjacent terminals connected in serial between 1 to N inductors.