https://www.togotech.co.kr/index.php?action=history&feed=atom&title=EpiValley_SEC-8380%2C_3G%ED%86%B5%EC%8B%A0%EB%AA%A8%EB%93%88
EpiValley SEC-8380, 3G통신모듈 - 편집 역사
2026-04-27T19:25:05Z
이 문서의 편집 역사
MediaWiki 1.31.1
https://www.togotech.co.kr/index.php?title=EpiValley_SEC-8380,_3G%ED%86%B5%EC%8B%A0%EB%AA%A8%EB%93%88&diff=92789&oldid=prev
Togotech: 새 문서: EpiValley SEC-8380, 3G통신모듈 <ol> <li> 전자부품 <ol> <li> 3G통신모듈 <ol> <li> EpiValley SEC-8380, 3G통신모듈 - 이 페이지 </ol> </ol> <li>CDMA 1x EV-...
2026-01-26T00:16:08Z
<p>새 문서: EpiValley SEC-8380, 3G통신모듈 <ol> <li> <a href="/index.php/%EC%A0%84%EC%9E%90%EB%B6%80%ED%92%88" title="전자부품" data-bs-title="전자부품">전자부품</a> <ol> <li> <a href="/index.php/3G%ED%86%B5%EC%8B%A0%EB%AA%A8%EB%93%88" title="3G통신모듈" data-bs-title="3G통신모듈">3G통신모듈</a> <ol> <li> <a href="/index.php/EpiValley_SEC-8380,_3G%ED%86%B5%EC%8B%A0%EB%AA%A8%EB%93%88" title="EpiValley SEC-8380, 3G통신모듈" data-bs-title="EpiValley_SEC-8380,_3G통신모듈">EpiValley SEC-8380, 3G통신모듈</a> - 이 페이지 </ol> </ol> <li>CDMA 1x EV-...</p>
<p><b>새 문서</b></p><div>EpiValley SEC-8380, 3G통신모듈<br />
<ol><br />
<li> [[전자부품]]<br />
<ol><br />
<li> [[3G통신모듈]]<br />
<ol><br />
<li> [[EpiValley SEC-8380, 3G통신모듈]] - 이 페이지<br />
</ol><br />
</ol><br />
<li>CDMA 1x EV-DO USB Modem<br />
<ol><br />
<li>EpiValley 제조, SEC-8380 V1.0 2009.09.12, CDMA 1x EV-DO USB Modem, 836/881MHz, main chipset: QSC6085<br />
<gallery><br />
image:3g_module03_001.jpg<br />
</gallery><br />
<li>Tx 모듈<br />
<ol><br />
<li>PA가 TRITIUM II라는 기술이 적용. gallium arsenide (GaAs)<br />
<ol><br />
<li>TriQuint TQM613029 , PA-Duplexer Module CDMA Cellular Band(824~848MHz, 26dBm)<br />
</ol><br />
<li>외관<br />
<gallery><br />
image:3g_module03_003.jpg<br />
</gallery><br />
<li>블록회로도. [[SAW-핸드폰RF]] Tx 필터, [[PAM]], [[커플러]], [[2.5x2.0 SAW 듀플렉서]]로 구성되어 있다.<br />
<gallery><br />
image:3g_module03_003_017.png<br />
</gallery><br />
<li>내부<br />
<gallery><br />
image:3g_module03_003_001.jpg<br />
</gallery><br />
<li>[[PAM]]용 앰프 GaAs 다이는 발연질산에 녹아 일부만 관찰되었다.<br />
<gallery><br />
image:3g_module03_003_002.jpg<br />
</gallery><br />
<li>Triquint 836MHz Tx 필터, 1.5x1.2mm [[SAW-핸드폰RF]]에서 자세히 분석<br />
<gallery><br />
image:3g_module03_003_013.jpg<br />
image:3g_module03_003_003.jpg<br />
</gallery><br />
<li>Triquint [[2.5x2.0 SAW 듀플렉서]] 문서에서 자세히 분석<br />
<gallery><br />
image:3g_module03_003_009.jpg<br />
</gallery><br />
</ol><br />
<li>GPS용 [[칩 안테나]]<br />
<gallery><br />
image:3g_module03_002.jpg<br />
</gallery><br />
<li> [[GPS LNA+SAW 모듈]]<br />
<ol><br />
<li>와이솔 SFMG1A0W001(=G1A0)로 추정<br />
<gallery><br />
image:3g_module03_004.jpg | 7AK: (7A:DG75AQ, K:2009/08) 7CE:(7C:HG75CQ, E:2009/02)<br />
image:3g_module03_004_001.png | 회로도<br />
image:3g_module03_005.jpg | DG75AQ1-8 PDC<br />
</gallery><br />
</ol><br />
<li> [[SAW-핸드폰RF]]<br />
<ol><br />
<li>무라타(Murata) 제조 Rx 필터1<br />
<gallery><br />
image:3g_module03_006.jpg<br />
image:3g_module03_007.jpg<br />
image:3g_module03_008.jpg | 검은색 [[패키징용 라미네이트 시트]]를 벗기면<br />
image:3g_module03_009.jpg | J283-A1<br />
</gallery><br />
<li>무라타(Murata) 제조 Rx 필터2<br />
<gallery><br />
image:3g_module03_010.jpg<br />
image:3g_module03_011.jpg | 검은색 [[패키징용 라미네이트 시트]]를 벗기면<br />
image:3g_module03_012.jpg | J123-C1<br />
</gallery><br />
</ol><br />
</ol><br />
</ol></div>
Togotech