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. 27, 2008
Filed:
Jun. 20, 2005
Andrej Litwin, Danderyd, SE;
Ganesh Kathiresan, London, GB;
Andrej Litwin, Danderyd, SE;
Ganesh Kathiresan, London, GB;
Infineon Technologies AG, , DE;
Abstract
An RF front-end receiver comprises a low noise amplifier and a local oscillator driver, which are connected to respective input ports of a mixer which comprises a first and second transistor with gates coupled to one output terminal, a third and fourth transistor with gates coupled to the other output terminal, a fifth and sixth transistor with gates coupled to respective output terminal of the local oscillator driver, the sources of the first and third transistors coupled to the drain of the fifth transistor, the sources of the second and fourth transistor coupled to the drain of the sixth transistor, the sources of the fifth and sixth transistor coupled to ground, the drains of the first and fourth transistor coupled to one output terminal of a mixer output port, and the drains of the second and third transistor coupled to the other output terminal of the mixer output port.