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:
Feb. 07, 2006
Filed:
Jun. 06, 2002
Applicant:
John Christopher Clifton, Hook, GB;
Inventor:
John Christopher Clifton, Hook, GB;
Assignee:
Sony United Kingdom Limited, Weybridge, GB;
Primary Examiner:
Int. Cl.
CPC ...
H04B 1/44 (2006.01); H03F 1/14 (2006.01); H01P 5/12 (2006.01);
U.S. Cl.
CPC ...
Abstract
An antenna switch including a transmit connection for inputting a radio frequency signal, an antenna connection for connection to an antenna for transmitting the radio frequency signal, and a signal path between transmit connection and the antenna connection including at least one transmit transistor controllable to connect selectively the transmit connection to the antenna connection so as to transfer the radio frequency signal from the transmit connection to the antenna connection wherein the transmit transistor is arranged so as to provide a stage of amplification to the radio frequency signal.