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. 21, 2003
Filed:
Sep. 08, 2000
Yao Hsien Kuo, W. Bloomfield, MI (US);
Visteon Global Technologies, Inc., Dearborn, MI (US);
Abstract
An output stage of a double balanced mixer having a first intermediate port and a second intermediate port includes an operational amplifier, an impedance and first and second current source devices. The operational amplifier has a first input port, a second input port and an IF output port, and the impedance is coupled between the first input port and the second input port. The first current source device has a first terminal coupled to both the first input port and the first intermediate port, which are coupled to one another. The second current source device has a second terminal coupled to both the second input port and the second intermediate port, which are coupled to one another.