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:
Apr. 12, 2016
Filed:
Nov. 17, 2014
Broadcom Corporation, Irvine, CA (US);
Risto Heikki Kaunisto, Espoo, FI;
Jari Johannes Heikkinen, Helsinki, FI;
Jonne Juhani Riekki, Espoo, FI;
Jouni Kristian Kaukovuori, Vantaa, FI;
Petri Tapani Eloranta, Espoo, FI;
BROADCOM CORPORATION, Irvine, CA (US);
Abstract
Embodiments provide methods, devices, circuitry and systems for supporting or implementing functionality to provide a filtering circuit, and for providing a transmitter, receiver or transceiver system incorporating the same. One embodiment provides a circuit for filtering signals. The circuit comprises a first connection configured to be connected to a signal line carrying varying signal voltage and a second connection. The circuit also comprises a first circuit portion comprising a parallel resonant circuit having a variable capacitance connected in parallel with a first inductor; and a second circuit portion comprising a second inductor. The first circuit portion and the second circuit portion are connected in series between the first connection and the second connection.