{"currentpage":1,"firstResult":0,"maxresult":10,"pagecode":5,"pageindex":{"endPagecode":5,"startPagecode":1},"records":[{"abstractinfo":"本文介绍了采用共面波导间隙作为阻抗变换而设计的Chebyshev型带通滤波器.通过电磁模拟计算分析了共面波导间隙的归一化阻抗转换参量,在此基础上设计了高温超导薄膜共面波导带通滤波器,并对设计的滤波器原型进行了模拟和优化.","authors":[{"authorName":"汪凯罗","id":"91575fb4-e641-43ed-869e-1cccaa270093","originalAuthorName":"汪凯罗"},{"authorName":"冯一军","id":"23ba51b3-d699-428c-9611-fd9c045e86c0","originalAuthorName":"冯一军"},{"authorName":"蔡卫星","id":"24c43cdf-e694-419d-9c43-b36594d43f90","originalAuthorName":"蔡卫星"}],"doi":"10.3969/j.issn.1000-3258.2003.02.007","fpage":"116","id":"f6d4344e-c1be-4fd0-8a7d-3bf0628e78f5","issue":"2","journal":{"abbrevTitle":"DWWLXB","coverImgSrc":"journal/img/cover/DWWLXB.jpg","id":"19","issnPpub":"1000-3258","publisherId":"DWWLXB","title":"低温物理学报 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"},"keywords":[{"id":"890b4fc2-4bf0-421e-983e-77d3681271b7","keyword":"准椭圆函数","originalKeyword":"准椭圆函数"},{"id":"07418484-f0c7-4fa4-b4d0-a2910a22f816","keyword":"带通滤波器","originalKeyword":"带通滤波器"},{"id":"ab0e0c04-f7dc-4033-ae92-0ee40d36c3dc","keyword":"高温超导","originalKeyword":"高温超导"}],"language":"zh","publisherId":"dwwlxb2003z2001","title":"基于准椭圆函数的高温超导滤波器设计","volume":"25","year":"2003"},{"abstractinfo":"研制了一种高选择性的24阶切比雪夫(Chebyshev)型高温超导带通滤波器,其中心频率为1748 MHz、带宽为75 MHz,适用于GSM移动通讯基站系统.此滤波器是在直径为3英寸、厚度为0.43毫米的铝酸镧双面超导薄膜上制作的.滤波器的计算机仿真是用Sonnet软件完成的.在滤波器设计中,提出了一种结构新颖的谐振.在77 K时,它具有很高的品质因子,约为30000.测试结果表明,该滤波器具有很好的选择性,带边陡度为17 dB/MHz,带外抑制优于-90 dB.","authors":[{"authorName":"张雪强","id":"d5f14b9a-71da-4910-baf7-9223d24c1003","originalAuthorName":"张雪强"},{"authorName":"孟庆端","id":"82bbcc1f-17cd-4fd1-b71d-32e275ea7201","originalAuthorName":"孟庆端"},{"authorName":"李翡","id":"3a560356-fa36-4a3f-923c-2b8e1964ce77","originalAuthorName":"李翡"},{"authorName":"李春光","id":"32b1d5fa-98f3-44d4-934e-66ce54bfa07f","originalAuthorName":"李春光"},{"authorName":"李顺洲","id":"e99a80b3-02ec-47cb-83f9-10542e1bdf73","originalAuthorName":"李顺洲"},{"authorName":"何艾生","id":"9782442e-b619-4f45-b4ee-9a88ffc0da0b","originalAuthorName":"何艾生"},{"authorName":"黎红","id":"c9eb9206-e878-4f1e-b6e3-5a5c4f3f640f","originalAuthorName":"黎红"},{"authorName":"罗强","id":"c816f5b2-b5af-4a3e-b803-d6be12071717","originalAuthorName":"罗强"},{"authorName":"顾长治","id":"29db9ff2-2bfb-480a-b491-021dc9aab73b","originalAuthorName":"顾长治"},{"authorName":"何豫生","id":"dcd5b2ff-0e60-413a-b989-c601841b3031","originalAuthorName":"何豫生"}],"doi":"10.3969/j.issn.1000-3258.2006.03.019","fpage":"283","id":"f112d9a4-47dd-4ef9-8369-b09dd2b87de8","issue":"3","journal":{"abbrevTitle":"DWWLXB","coverImgSrc":"journal/img/cover/DWWLXB.jpg","id":"19","issnPpub":"1000-3258","publisherId":"DWWLXB","title":"低温物理学报 "},"keywords":[{"id":"9f0c2040-2731-43b3-bc68-359f3638147e","keyword":"带通滤波器","originalKeyword":"带通滤波器"},{"id":"8abfe11a-deef-4bdf-8fc5-0fab4fb528fa","keyword":"高温超导薄膜","originalKeyword":"高温超导薄膜"},{"id":"ab0492bd-dcf4-4e21-8276-61c0e50188a1","keyword":"微波","originalKeyword":"微波"}],"language":"zh","publisherId":"dwwlxb200603019","title":"一种以白宝石为衬底的高选择性高温超导滤波器","volume":"28","year":"2006"},{"abstractinfo":"本文采用全波电磁仿真分析方法,在YBCO/LAO/YBCO双面超导薄膜(介电常数为23.5)上设计并研制了具有内部耦合的8级高温超导(HTSC)小型化多曲折滤波器,在77K时基本未经调谐测得其中心频率为3.6GHz,带宽为200MHz,通带内插入损耗<0.2dB,回波损耗优于-20 dB,带外抑制优于50 dB.本文研制的S波段高温超导滤波器在移动通讯和卫星通讯领域具有广泛的应用前景,测试结果表明,滤波器具有较为优异的性能.","authors":[{"authorName":"莫祚建","id":"57bfb52f-c6bf-4215-a7ed-eae00b547d53","originalAuthorName":"莫祚建"},{"authorName":"羊恺","id":"53ab0667-5011-4815-9e1f-0be579584990","originalAuthorName":"羊恺"},{"authorName":"补世荣","id":"f58a546f-284b-4851-ba44-cfdd71f7a65c","originalAuthorName":"补世荣"},{"authorName":"曾成","id":"3a6d947d-396c-4302-8f94-c23aa9a78a82","originalAuthorName":"曾成"}],"doi":"","fpage":"69","id":"ed9c4656-e2fd-4c4e-b172-9079d4da123e","issue":"1","journal":{"abbrevTitle":"DWWLXB","coverImgSrc":"journal/img/cover/DWWLXB.jpg","id":"19","issnPpub":"1000-3258","publisherId":"DWWLXB","title":"低温物理学报 "},"keywords":[{"id":"0affcc69-d7e1-49e2-8364-914738f66298","keyword":"高温超导","originalKeyword":"高温超导"},{"id":"d8996950-5076-44ab-bc84-34082188d5e5","keyword":"带通滤波器","originalKeyword":"带通滤波器"},{"id":"4da838f0-fb82-460d-bdb9-02386f5b41ca","keyword":"S波段","originalKeyword":"S波段"}],"language":"zh","publisherId":"dwwlxb201001015","title":"JS波段高温超导滤波器的研制","volume":"32","year":"2010"},{"abstractinfo":"本文结合近年来高温超导滤波器的研究成果,探索基于准椭圆函数的高温超导滤波器的研究过程,用全波分析的滤波器设计方法,对谐振间的耦合和滤波器的结构进行研究,对几种基于准椭圆函数的滤波器设计进行仿真并对其结果进行讨论分析.","authors":[{"authorName":"柯鸣岗","id":"681860ac-e9aa-4689-abda-0f7cadbb57f9","originalAuthorName":"柯鸣岗"},{"authorName":"许伟伟","id":"ee8fbd91-d96a-44fc-aa9e-2530e185ab72","originalAuthorName":"许伟伟"},{"authorName":"吴家烜","id":"b4dd60d5-6190-4f82-8dd3-5752a7e7bcbd","originalAuthorName":"吴家烜"},{"authorName":"郭大元","id":"e985c760-11bd-4fab-b1f6-207f77b7de5d","originalAuthorName":"郭大元"},{"authorName":"吴培亨","id":"231ecb3d-481a-4906-8548-4d1ea793cefd","originalAuthorName":"吴培亨"}],"doi":"10.3969/j.issn.1000-3258.2005.03.007","fpage":"221","id":"34b15073-f5c3-46b7-bcd8-eeab11368ac6","issue":"3","journal":{"abbrevTitle":"DWWLXB","coverImgSrc":"journal/img/cover/DWWLXB.jpg","id":"19","issnPpub":"1000-3258","publisherId":"DWWLXB","title":"低温物理学报 "},"keywords":[{"id":"174a7625-3ff5-48f2-8fa1-231372e948b4","keyword":"带通滤波器","originalKeyword":"带通滤波器"},{"id":"174bc584-a154-4c64-86cd-81b5c48f4672","keyword":"准椭圆函数","originalKeyword":"准椭圆函数"},{"id":"9baf24cf-7d0f-4f47-974b-8ab8f15b3db2","keyword":"高温超导薄膜","originalKeyword":"高温超导薄膜"}],"language":"zh","publisherId":"dwwlxb200503007","title":"准椭圆函数高温超导滤波器的设计","volume":"27","year":"2005"},{"abstractinfo":"铁电薄膜的介电常数随外加电场强度的增加而减小.依据铁电薄膜的这一特性,提出了一种新颖的基于共面传输线结构的铁电薄膜可调带通滤波器.为了减小传输损耗,滤波器的导体部分由超导薄膜构成.滤波器的输入输出采用抽头线的方式分别与谐振相接,外加电压通过输入输出端口直接施加到共面谐振缝隙处的铁电薄膜上,用以改变铁电薄膜的介电常数,从而改变谐振的谐振频率,实现带通滤波器通带频率的移动.这种新型可调带通滤波器具有结构紧凑、尺寸小及施加外加偏压容易等优点.仿真结果表明:铁电薄膜的介电常数在外加偏压下从250减小到150时,带通滤波器的传输特性曲线的形状基本保持不变,通带的中心频率从10.283GHz增加到10.518GHz,其3dB带宽保持在0.150GHz左右,反射损耗始终小于-17dB.","authors":[{"authorName":"张晓玲","id":"63774dc1-edf2-4dc5-8e9d-27de3ca39827","originalAuthorName":"张晓玲"},{"authorName":"孟庆端","id":"8d7e22fd-b58c-43fd-a4af-f4f8de7bd8c3","originalAuthorName":"孟庆端"},{"authorName":"普杰信","id":"7d53cb44-61a2-433c-a68b-60411bf7cbe5","originalAuthorName":"普杰信"},{"authorName":"张雪强","id":"a4bd9e78-ad86-4e0b-b421-52934a694ffd","originalAuthorName":"张雪强"},{"authorName":"何豫生","id":"ef3bd1f6-6475-48bb-bd3c-b9224d2183d4","originalAuthorName":"何豫生"}],"doi":"10.3969/j.issn.1000-3258.2008.02.013","fpage":"150","id":"7cbe1807-2e92-4638-b23f-10f9aabf27bb","issue":"2","journal":{"abbrevTitle":"DWWLXB","coverImgSrc":"journal/img/cover/DWWLXB.jpg","id":"19","issnPpub":"1000-3258","publisherId":"DWWLXB","title":"低温物理学报 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