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:
Aug. 28, 2001
Filed:
Jun. 30, 1998
Kazuhisa Terasaki, Campbell, CA (US);
Shinji Kichise, San Jose, CA (US);
Abstract
An apparatus for splitting differential signals and methods of operating the same result in a low cost passive multiport differential signal switcher. The multiport differential signal switcher for operating on a signal originating from a signal source comprises a first port having a first transmit port and a first receive port configured to receive a signal at the first transmit port coupled to a first switching element and a second switching element, a second port having a second transmit port and a second receive port configured to receive a signal at the second receive port coupled to the second switching element and a third switching element and a third port having a third transmit port and a third receive port configured to receive a signal at the third receive port coupled to the first switching element and a fourth switching element wherein the originating signal from the first transmit port turns-on the first switching element and the second switching element to pass the originating signal to the second receive port and the third receive port, respectively.