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:
Sep. 27, 2016
Filed:
May. 27, 2014
Samsung Electronics Co., Ltd., Suwon-si, KR;
Jie Ai Yu, Suwon-si, KR;
Duck Hwan Kim, Goyang-si, KR;
Ho Soo Park, Yongin-si, KR;
In Sang Song, Osan-si, KR;
Jea Shik Shin, Hwaseong-si, KR;
Samsung Electronics Co., Ltd., Suwon-si, KR;
Abstract
An acoustic filter includes a signal input port, a ladder-type filter, a first branch ladder-type filter, a second branch ladder-type filter, and a signal output port. The first branch ladder-type filter and the second branch ladder-type filter are connected in parallel to each other. The signal input port is connected to the ladder-type filter. The ladder-type filter circuit is connected in series to the first branch ladder-type filter and the second branch ladder-type filter. The first branch ladder-type filter circuit and the second branch ladder-type filter are connected to the signal output port.