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:
Dec. 18, 2012
Filed:
May. 23, 2008
Yong Duck Chung, Daejeon, KR;
Kwang Seong Choi, Seoul, KR;
Jae Sik Sim, Daejeon, KR;
Yong Hwan Kwon, Daejeon, KR;
Sung Bok Kim, Daejeon, KR;
Je Ha Kim, Daejeon, KR;
Yong Duck Chung, Daejeon, KR;
Kwang Seong Choi, Seoul, KR;
Jae Sik Sim, Daejeon, KR;
Yong Hwan Kwon, Daejeon, KR;
Sung Bok Kim, Daejeon, KR;
Je Ha Kim, Daejeon, KR;
Electronics and Telecommunications Research Institute, Daejeon, KR;
Abstract
Provided are a method and device for separating and converting multiband signals. The device includes a photoelectric converter for converting an externally received optical signal into an electrical signal, a first switch for separating the converted electrical signal into signals according to frequency bands, a first mobile communication band-pass amplifier for amplifying a mobile communication network signal of the signals separated by the first switch, a broadband up-converter for up-converting a baseband signal of the signals separated by the first switch into a broadband signal, a first broadband amplifier for amplifying the broadband signal output from the broadband up-converter, and a transmitter for wirelessly transmitting the signals amplified by the first mobile communication band-pass amplifier and the first broadband amplifier.