NL177641C - Dielektrisch resonatorfilter. - Google Patents
Dielektrisch resonatorfilter.Info
- Publication number
- NL177641C NL177641C NLAANVRAGE7414351,A NL7414351A NL177641C NL 177641 C NL177641 C NL 177641C NL 7414351 A NL7414351 A NL 7414351A NL 177641 C NL177641 C NL 177641C
- Authority
- NL
- Netherlands
- Prior art keywords
- dielectric resonator
- resonator filter
- filter
- dielectric
- resonator
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P7/00—Resonators of the waveguide type
- H01P7/10—Dielectric resonators
-
- 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
- H01P1/203—Strip line filters
- H01P1/20309—Strip line filters with dielectric resonator
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Control Of Motors That Do Not Use Commutators (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US00413907A US3840828A (en) | 1973-11-08 | 1973-11-08 | Temperature-stable dielectric resonator filters for stripline |
Publications (3)
Publication Number | Publication Date |
---|---|
NL7414351A NL7414351A (nl) | 1975-05-12 |
NL177641B NL177641B (nl) | 1985-05-17 |
NL177641C true NL177641C (nl) | 1985-10-16 |
Family
ID=23639156
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NLAANVRAGE7414351,A NL177641C (nl) | 1973-11-08 | 1974-11-04 | Dielektrisch resonatorfilter. |
Country Status (8)
Country | Link |
---|---|
US (1) | US3840828A (nl) |
JP (1) | JPS587082B2 (nl) |
CA (1) | CA1005536A (nl) |
DE (1) | DE2452743C2 (nl) |
FR (1) | FR2251127B1 (nl) |
GB (1) | GB1485505A (nl) |
NL (1) | NL177641C (nl) |
SE (1) | SE400144B (nl) |
Families Citing this family (45)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH552304A (de) * | 1973-07-19 | 1974-07-31 | Patelhold Patentverwertung | Filter fuer elektromagnetische wellen. |
JPS5127757A (nl) * | 1974-09-02 | 1976-03-08 | Hitachi Ltd | |
FR2346897A1 (fr) * | 1975-01-22 | 1977-10-28 | Thomson Csf | Circuit millimetrique hyperfrequence |
US4028643A (en) * | 1976-05-12 | 1977-06-07 | University Of Illinois Foundation | Waveguide having strip dielectric structure |
JPS52153359A (en) * | 1976-06-14 | 1977-12-20 | Murata Manufacturing Co | Dielectric resonator |
JPS6047764B2 (ja) * | 1977-01-21 | 1985-10-23 | ソニー株式会社 | 集積回路化マイクロ波発振器 |
US4079341A (en) * | 1977-03-01 | 1978-03-14 | Bell Telephone Laboratories, Incorporated | Microwave oscillator having feedback coupled through a dielectric resonator |
JPS5423448A (en) * | 1977-07-25 | 1979-02-22 | Toshiba Corp | Microwave filter |
US4124830A (en) * | 1977-09-27 | 1978-11-07 | Bell Telephone Laboratories, Incorporated | Waveguide filter employing dielectric resonators |
US4184133A (en) * | 1977-11-28 | 1980-01-15 | Rockwell International Corporation | Assembly of microwave integrated circuits having a structurally continuous ground plane |
FR2431773A1 (fr) * | 1978-07-21 | 1980-02-15 | Thomson Csf | Filtre hyperfrequence a resonateurs en dielectrique et materiel pour telecommunications muni d'un tel filtre |
JPS5553907A (en) * | 1978-10-17 | 1980-04-19 | Hitachi Ltd | Microwave oscillator |
US4241322A (en) * | 1979-09-24 | 1980-12-23 | Bell Telephone Laboratories, Incorporated | Compact microwave filter with dielectric resonator |
JPS5823408U (ja) * | 1981-08-07 | 1983-02-14 | アルプス電気株式会社 | マイクロ波発振器 |
FR2511548A1 (fr) * | 1981-08-14 | 1983-02-18 | Thomson Csf | Filtre coupe-bande a structure coaxiale |
US4477785A (en) * | 1981-12-02 | 1984-10-16 | Communications Satellite Corporation | Generalized dielectric resonator filter |
JPS58120301A (ja) * | 1982-01-12 | 1983-07-18 | Sony Corp | 帯域通過フイルタ |
US4559490A (en) * | 1983-12-30 | 1985-12-17 | Motorola, Inc. | Method for maintaining constant bandwidth over a frequency spectrum in a dielectric resonator filter |
US4593460A (en) * | 1983-12-30 | 1986-06-10 | Motorola, Inc. | Method to achieve a desired bandwidth at a given frequency in a dielectric resonator filter |
US4568894A (en) * | 1983-12-30 | 1986-02-04 | Motorola, Inc. | Dielectric resonator filter to achieve a desired bandwidth characteristic |
JPS60250702A (ja) * | 1984-05-25 | 1985-12-11 | Murata Mfg Co Ltd | ケ−ス付共振器 |
JPS6170404U (nl) * | 1984-10-12 | 1986-05-14 | ||
US4575699A (en) * | 1984-11-23 | 1986-03-11 | Tektronix, Inc. | Dielectric resonator frequency selective network |
JPS61121380U (nl) * | 1985-01-16 | 1986-07-31 | ||
JPS61121379U (nl) * | 1985-01-16 | 1986-07-31 | ||
US4682131A (en) * | 1985-06-07 | 1987-07-21 | Motorola Inc. | High-Q RF filter with printed circuit board mounting temperature compensated and impedance matched helical resonators |
JPS63500134A (ja) * | 1985-07-08 | 1988-01-14 | スペイス・システムズ・ローラル・インコーポレイテッド | 狭帯域バンドパス誘電体共振器フイルタ |
JPH055689Y2 (nl) * | 1985-07-15 | 1993-02-15 | ||
US4646038A (en) * | 1986-04-07 | 1987-02-24 | Motorola, Inc. | Ceramic resonator filter with electromagnetic shielding |
US4667172A (en) * | 1986-04-07 | 1987-05-19 | Motorola, Inc. | Ceramic transmitter combiner with variable electrical length tuning stub and coupling loop interface |
JPS6393201A (ja) * | 1986-10-07 | 1988-04-23 | Nec Corp | 誘電体共振器帯域フイルタ |
US4940955A (en) * | 1989-01-03 | 1990-07-10 | Motorola, Inc. | Temperature compensated stripline structure |
GB2234399B (en) * | 1989-06-21 | 1993-12-15 | Murata Manufacturing Co | Dielectric filter |
JPH0341802A (ja) * | 1989-07-07 | 1991-02-22 | Ngk Spark Plug Co Ltd | 温度補償型マイクロ波ストリップラインフィルタ |
GB9002120D0 (en) * | 1990-01-31 | 1990-03-28 | Marconi Co Ltd | Dielectric resonant oscillator |
US5065119A (en) * | 1990-03-02 | 1991-11-12 | Orion Industries, Inc. | Narrow-band, bandstop filter |
US5191304A (en) * | 1990-03-02 | 1993-03-02 | Orion Industries, Inc. | Bandstop filter having symmetrically altered or compensated quarter wavelength transmission line sections |
FI88979C (fi) * | 1990-12-17 | 1993-07-26 | Telenokia Oy | Hoegfrekvensbandpassfilter |
CA2073272C (en) * | 1991-07-08 | 1997-04-01 | Kenjiro Higaki | Microwave resonator of compound oxide superconductor material |
US6011446A (en) * | 1998-05-21 | 2000-01-04 | Delphi Components, Inc. | RF/microwave oscillator having frequency-adjustable DC bias circuit |
US6362708B1 (en) | 1998-05-21 | 2002-03-26 | Lucix Corporation | Dielectric resonator tuning device |
JP2000151228A (ja) * | 1998-11-09 | 2000-05-30 | Murata Mfg Co Ltd | 共振器装置、発振器、フィルタ、デュプレクサ、通信機装置 |
GB2431523B (en) * | 2004-01-28 | 2007-09-19 | Ykc Corp | Bandpass filter for differential signal,and multifrequency antenna provided with same |
CN103633402B (zh) * | 2013-12-16 | 2016-08-17 | 华为技术有限公司 | 双工器及具有该双工器的通信*** |
CN109983616B (zh) | 2016-11-29 | 2020-07-07 | 华为技术有限公司 | 一种滤波器及通信设备 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2264978A1 (de) * | 1971-12-09 | 1976-02-12 | Rca Corp | Vierpoliges netzwerk fuer mikrowellen |
-
1973
- 1973-11-08 US US00413907A patent/US3840828A/en not_active Expired - Lifetime
-
1974
- 1974-07-31 CA CA206,057A patent/CA1005536A/en not_active Expired
- 1974-10-28 SE SE7413536A patent/SE400144B/xx not_active IP Right Cessation
- 1974-11-04 FR FR7436602A patent/FR2251127B1/fr not_active Expired
- 1974-11-04 NL NLAANVRAGE7414351,A patent/NL177641C/nl not_active IP Right Cessation
- 1974-11-04 GB GB47668/74A patent/GB1485505A/en not_active Expired
- 1974-11-07 DE DE2452743A patent/DE2452743C2/de not_active Expired
- 1974-11-08 JP JP49128154A patent/JPS587082B2/ja not_active Expired
Also Published As
Publication number | Publication date |
---|---|
NL7414351A (nl) | 1975-05-12 |
SE400144B (sv) | 1978-03-13 |
DE2452743A1 (de) | 1975-05-22 |
FR2251127A1 (nl) | 1975-06-06 |
JPS587082B2 (ja) | 1983-02-08 |
JPS5081043A (nl) | 1975-07-01 |
GB1485505A (en) | 1977-09-14 |
FR2251127B1 (nl) | 1978-11-24 |
US3840828A (en) | 1974-10-08 |
CA1005536A (en) | 1977-02-15 |
SE7413536L (nl) | 1975-05-09 |
NL177641B (nl) | 1985-05-17 |
DE2452743C2 (de) | 1987-11-12 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
BA | A request for search or an international-type search has been filed | ||
BB | A search report has been drawn up | ||
BC | A request for examination has been filed | ||
A85 | Still pending on 85-01-01 | ||
V4 | Discontinued because of reaching the maximum lifetime of a patent |