- Band pass filter has a ball of yttrium iron garnet tunable in frequency and a wide tuning band

• 1. 一种宽捕获范围频率可调谐光生毫米波信号产生装置 [P] . 中国专利： CN113285761A . 2021-08-20
• 2. 具有最佳频率响应的可转换可调谐的带通滤波器 [P] . 中国专利： CN1518220B . 2011.06.22
• 3. Frequency-tunable band-pass filter with yttrium iron garnet bead with wide tuning band [P] . 法国专利： FR2616972A1 . 1988-12-23

  机译： 具有钇铁石榴石磁珠和宽调谐频带的频率可调带通滤波器

• 4. - Band pass filter can be tuned to a number of frequencies predetermined discretes distributed in a wide band of frequencies [P] . 法国专利： FR2495844B1 . 1984-05-11

  机译： -带通滤波器可以调谐到多个频率，这些频率分布在宽频带的预定离散点上

• 5. The wideband tunable bandpass filter and multi-band wideband tunable bandpass filter using it [P] . 韩国专利： KR100548130B1 . 2006-02-02

  机译： 宽带可调谐带通滤波器和使用它的多频带宽带可调谐带通滤波器

• 1. DUAL MODE WIDEBAND BAND-PASS FILTER WITH NOTCHED BAND FOR COMMUNICATION SYSTEM [J] . Wang Hui, Yang Guo, Wu Wen, 电子科学学刊（英文版） . 2011,第004期
• 2. Design of UWB Band-pass Filters with GPS Band Rejection [J] . Seung-back JUNG, Seung-in YANG 测试科学与仪器：英文版 . 2010,第002期
• 3. Tunable band-pass (BPF) and band-stop (BSF) filters based on magnetostatic spin waves (MSW) propagating in yttrium iron garnet (YIG) films grown by the liquid-phase epitaxy method [C] . Popina, S.M., Simanchuk, . 2004
• 4. A STUDY OF THE EFFECTS OF BAND-PASS FILTERING, BAND-REJECT FILTERING, ANDNARROW-BAND NOISE ON THE PERCEPTION OF SELECTED ENGLISH SYLLABLES. [D] . SEILO, MICHAEL TOIVO. 1970
• 5. Dual-Band Band-Pass Filter with Fixed Low Band and Fluidically-Tunable High Band [O] . Eiyong Park, Daecheon Lim, Sungjoon Lim 2017
• 6. Dual band, low profile and compact tunable frequency selective surface with wide tuning range [O] . Yazdan Rahmani-Shams, Sajad Mohammd-Ali-Nezhad, Ali Nooraei Yeganeh, 2018
• 7. WIDE BAND ELECTRONICALLY TUNABLE FILTERS. [R] . shaw, a. w. 1965

• 1. A Comparison of Higher-Order Active Band-Pass R-Filter Response with Equivalent Band-Pass RC-Filter Response at Varying Q-Factors [J] . Alexander Nwabueze Amah ,Iorkyaa Ahemen ,Bernard Atsuwe . 电路与系统（英文） . 2014,第10期
• 2. Dual-Band Coupled-Line Bandpass Filter with Independently Tunable Bandwidths [J] . Yongle Wu ,Lixia Nan ,Lingxiao Jiao . 中国通信 . 2016,第009期
• 3. Design of UWB Band-pass Filters with GPS Band Rejection [J] . Seung-back JUNG ,Seung-in YANG . 测试科学与仪器 . 2010,第002期
• 4. 微机械可调谐垂直腔面发射激光器调谐范围分析与设计 [C] . 王红航 ,郭霞 ,渠红伟 . 第十三届全国化合物半导体材料、微波器件和光电器件学术会议暨第九届全国固体薄膜学术会议 . 2004
• 5. 具有频率可调谐功能的巴伦及带通滤波器设计 [A] . 郭晓建 . 2020