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. 04, 2014
Filed:
Dec. 03, 2010
Daniel Mark Bock, Los Angeles, CA (US);
Tomasz Jannson, Torrance, CA (US);
Nathanael Keehoon Kim, Rancho Palos Verdes, CA (US);
Alireza Shapoury, Rancho Palos Verdes, CA (US);
Davis Tran, Fountain Valley, CA (US);
Daniel Mark Bock, Los Angeles, CA (US);
Tomasz Jannson, Torrance, CA (US);
Nathanael Keehoon Kim, Rancho Palos Verdes, CA (US);
Alireza Shapoury, Rancho Palos Verdes, CA (US);
Davis Tran, Fountain Valley, CA (US);
Physical Optics Corporation, Torrance, CA (US);
Abstract
A tunable notch filter, comprises a transmission line coupled to an antenna; a plurality of ring resonators inductively coupled to the transmission line, wherein each ring resonator of the plurality of ring resonators is grounded and comprises a variable microelectromechanical systems (MEMS) capacitor; wherein a set of variable MEMS capacitors of the plurality of variable MEMS capacitors are independently tunable to vary a notch location and a notch width of the tunable notch filter; and wherein a set of ring resonators of the plurality of ring resonators further comprises an attenuator configured to reduce power reflected from the antenna.