电子机械工程
電子機械工程
전자궤계공정
ELECTRO-MECHANICAL ENGINEERING
2011年
4期
46-48,52
,共4页
液晶聚合物%介电常数%耦合器%微波无源电路
液晶聚閤物%介電常數%耦閤器%微波無源電路
액정취합물%개전상수%우합기%미파무원전로
liquid crystal polymer%dielectric constant%coupler%microwave passive circuit
液晶聚合物(LCP)基板是继低温共烧陶瓷(LTCC)后的新一代微波毫米波基板材料,具有损耗小、成本低、使用频率范围大、强度高、重量轻等许多独特的优点。文中详细介绍了LCP制作工艺,对基于LCP基板的微波平面传输线的性能进行了分析,并设计出两层基板的X波段21dB耦合器,为基于LCP多层基板的微波无源电路研制打下基础。
液晶聚閤物(LCP)基闆是繼低溫共燒陶瓷(LTCC)後的新一代微波毫米波基闆材料,具有損耗小、成本低、使用頻率範圍大、彊度高、重量輕等許多獨特的優點。文中詳細介紹瞭LCP製作工藝,對基于LCP基闆的微波平麵傳輸線的性能進行瞭分析,併設計齣兩層基闆的X波段21dB耦閤器,為基于LCP多層基闆的微波無源電路研製打下基礎。
액정취합물(LCP)기판시계저온공소도자(LTCC)후적신일대미파호미파기판재료,구유손모소、성본저、사용빈솔범위대、강도고、중량경등허다독특적우점。문중상세개소료LCP제작공예,대기우LCP기판적미파평면전수선적성능진행료분석,병설계출량층기판적X파단21dB우합기,위기우LCP다층기판적미파무원전로연제타하기출。
Liquid crystal polymer(LCP) substrate is a new generation of substrate material for microwave and millimeter-wave application after LTCC.LCP substrate features low loss,low cost,large range of frequency,high strength and light weight,etc.In this paper,the manufacturing process of LCP substrate is described in detail.The performance of coplanar transmission line based on LCP substrate is analyzed.A 21dB coupler with two layers of substrate is designed,its frequency is at X band.It lays the foundation for the research of microwave passive circuits based on LCP multi-layer substrate.