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:
Oct. 15, 2002
Filed:
Jul. 07, 1999
Lars-Anders Olofsson, Järfälla, SE;
Telefonaktiebolaget LM Ericsson (publ), Stockholm, SE;
Abstract
The present invention relates to a capsule ( ) for at least one high power transistor chip ( ) for high frequencies, comprising an electrically and thermally conductive flange ( ), at least two electrically insulating substrates ( ), and at least two electrical connections ( ), and a cover member, where the high power transistor chip ( ) is arranged on the flange ( ). The high power transistor chip ( ) and the electrically insulating substrates ( ) are arranged on the flange ( ). The electrical connections ( ) are arranged on electrically insulating substrates ( ) and the electrically insulating substrates ( ) are connected to the flange ( ) and open and separate from the high power transistor chip ( ).