DE69931729D1 - Funkgerät mit einem dielektrischen Filter - Google Patents
Funkgerät mit einem dielektrischen FilterInfo
- Publication number
- DE69931729D1 DE69931729D1 DE69931729T DE69931729T DE69931729D1 DE 69931729 D1 DE69931729 D1 DE 69931729D1 DE 69931729 T DE69931729 T DE 69931729T DE 69931729 T DE69931729 T DE 69931729T DE 69931729 D1 DE69931729 D1 DE 69931729D1
- Authority
- DE
- Germany
- Prior art keywords
- radio
- dielectric filter
- dielectric
- filter
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P1/00—Auxiliary devices
- H01P1/20—Frequency-selective devices, e.g. filters
- H01P1/201—Filters for transverse electromagnetic waves
- H01P1/205—Comb or interdigital filters; Cascaded coaxial cavities
- H01P1/2056—Comb filters or interdigital filters with metallised resonator holes in a dielectric block
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP31588198 | 1998-11-06 | ||
JP10315881A JP2000151210A (ja) | 1998-11-06 | 1998-11-06 | 誘電体フィルタ |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69931729D1 true DE69931729D1 (de) | 2006-07-20 |
DE69931729T2 DE69931729T2 (de) | 2006-10-19 |
Family
ID=18070733
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69931729T Expired - Lifetime DE69931729T2 (de) | 1998-11-06 | 1999-11-05 | Funkgerät mit einem dielektrischen Filter |
Country Status (4)
Country | Link |
---|---|
US (1) | US6294969B1 (de) |
EP (1) | EP0999606B1 (de) |
JP (1) | JP2000151210A (de) |
DE (1) | DE69931729T2 (de) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3570397B2 (ja) * | 2001-06-20 | 2004-09-29 | 株式会社村田製作所 | 誘電体フィルタ、誘電体デュプレクサおよび通信装置 |
US20090036068A1 (en) * | 2007-08-02 | 2009-02-05 | Sirific Wireless Corporation | Wireless system having high spectral purity |
JP5620273B2 (ja) | 2007-12-10 | 2014-11-05 | シーティーエス・コーポレーションCts Corporation | 改善された減衰を提供する窪んだ頂部パターン及びキャビティを有するrf単一ブロックフィルター |
US8269579B2 (en) | 2008-09-18 | 2012-09-18 | Cts Corporation | RF monoblock filter having an outwardly extending wall for mounting a lid filter thereon |
US9030276B2 (en) | 2008-12-09 | 2015-05-12 | Cts Corporation | RF monoblock filter with a dielectric core and with a second filter disposed in a side surface of the dielectric core |
US9030275B2 (en) | 2008-12-09 | 2015-05-12 | Cts Corporation | RF monoblock filter with recessed top pattern and cavity providing improved attenuation |
US8580596B2 (en) * | 2009-04-10 | 2013-11-12 | Nxp, B.V. | Front end micro cavity |
WO2011052328A1 (ja) * | 2009-10-28 | 2011-05-05 | 京セラ株式会社 | 同軸共振器ならびにそれを用いた誘電体フィルタ,無線通信モジュールおよび無線通信機器 |
US9030272B2 (en) | 2010-01-07 | 2015-05-12 | Cts Corporation | Duplex filter with recessed top pattern and cavity |
CN103155273B (zh) * | 2010-09-29 | 2014-12-24 | 京瓷株式会社 | 同轴谐振器及利用其的电介质滤波器、无线通信模块及无线通信设备 |
EP3370301B1 (de) * | 2015-11-28 | 2022-03-09 | Huawei Technologies Co., Ltd. | Dielektrischer resonator und filter |
CN110611143B (zh) * | 2019-09-30 | 2021-07-23 | 京信通信技术(广州)有限公司 | 介质滤波器的容性耦合结构、设计方法及介质滤波器 |
CN110600840B (zh) * | 2019-09-30 | 2021-06-25 | 京信通信技术(广州)有限公司 | 介质滤波器的平衡度调节方法及滤波器 |
CN111313133B (zh) * | 2019-12-18 | 2022-04-29 | 武汉凡谷电子技术股份有限公司 | 一种双层滤波器和谐波改善方法 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0563411A (ja) * | 1991-08-30 | 1993-03-12 | Sony Corp | 同軸型誘電体共振器 |
JPH05226909A (ja) * | 1992-02-12 | 1993-09-03 | Sony Chem Corp | 誘電体フィルタ |
JP3344428B2 (ja) * | 1992-07-24 | 2002-11-11 | 株式会社村田製作所 | 誘電体共振器および誘電体共振部品 |
JPH06268413A (ja) | 1993-03-17 | 1994-09-22 | Matsushita Electric Ind Co Ltd | 誘電体共振器及びそれを用いた帯域阻止フィルタ |
JPH0786807A (ja) * | 1993-07-23 | 1995-03-31 | Sony Chem Corp | 誘電体フィルタ |
JP3353431B2 (ja) | 1993-12-24 | 2002-12-03 | 松下電器産業株式会社 | 誘電体同軸共振器 |
JP3014638B2 (ja) * | 1996-03-15 | 2000-02-28 | ティーディーケイ株式会社 | 誘電体フィルタ |
JPH1098303A (ja) * | 1996-09-25 | 1998-04-14 | Murata Mfg Co Ltd | 誘電体フィルタ |
JPH10335906A (ja) * | 1997-03-31 | 1998-12-18 | Murata Mfg Co Ltd | 誘電体フィルタ、誘電体デュプレクサ及び通信機装置 |
JP3399393B2 (ja) * | 1998-04-17 | 2003-04-21 | 株式会社村田製作所 | 誘電体フィルタ、誘電体デュプレクサ及びそれらの実装構造、並びに通信機装置 |
-
1998
- 1998-11-06 JP JP10315881A patent/JP2000151210A/ja active Pending
-
1999
- 1999-11-05 DE DE69931729T patent/DE69931729T2/de not_active Expired - Lifetime
- 1999-11-05 EP EP99122156A patent/EP0999606B1/de not_active Expired - Lifetime
- 1999-11-08 US US09/436,123 patent/US6294969B1/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0999606B1 (de) | 2006-06-07 |
US6294969B1 (en) | 2001-09-25 |
DE69931729T2 (de) | 2006-10-19 |
EP0999606A1 (de) | 2000-05-10 |
JP2000151210A (ja) | 2000-05-30 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: PANASONIC CORP., KADOMA, OSAKA, JP |
|
8320 | Willingness to grant licences declared (paragraph 23) |