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:
Jun. 23, 2026
Filed:
Jun. 26, 2023
Electronics and Telecommunications Research Institute, Daejeon, KR;
Sung Eun Kim, Daejeon, KR;
Tae Wook Kang, Daejeon, KR;
Hyuk Kim, Daejeon, KR;
Kyung Hwan Park, Daejeon, KR;
Mi Jeong Park, Daejeon, KR;
Hyung-Il Park, Daejeon, KR;
Kyung Jin Byun, Daejeon, KR;
Kwang Il Oh, Daejeon, KR;
Jae-Jin Lee, Daejeon, KR;
In Gi Lim, Daejeon, KR;
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE, Daejeon, KR;
Abstract
Disclosed is an amplification circuit, which includes a first amplifier that receives an external signal and performs first band pass filtering on the external signal to output a first filter signal, and a second amplifier that receives the first filter signal and performs second band pass filtering on the first filter signal to output a second filter signal, and a frequency pass bandwidth of the second band pass filtering is narrower than a frequency pass bandwidth of the first band pass filtering.