FI931621A0 - Förfarande för åstadkommande av en kopplingsöppning i ett radiofrekvensfilters mellanvägg mellan helix-resonatorer samt filter - Google Patents
Förfarande för åstadkommande av en kopplingsöppning i ett radiofrekvensfilters mellanvägg mellan helix-resonatorer samt filterInfo
- Publication number
- FI931621A0 FI931621A0 FI931621A FI931621A FI931621A0 FI 931621 A0 FI931621 A0 FI 931621A0 FI 931621 A FI931621 A FI 931621A FI 931621 A FI931621 A FI 931621A FI 931621 A0 FI931621 A0 FI 931621A0
- Authority
- FI
- Finland
- Prior art keywords
- filters
- providing
- radio frequency
- intermediate wall
- frequency filter
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P11/00—Apparatus or processes specially adapted for manufacturing waveguides or resonators, lines, or other devices of the waveguide type
- H01P11/007—Manufacturing frequency-selective devices
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Control Of Motors That Do Not Use Commutators (AREA)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI931621A FI93404C (sv) | 1993-04-08 | 1993-04-08 | Förfarande för åstadkommande av en kopplingsöppning i ett radiofrekvensfilters mellanvägg mellan helix-resonatorer samt filter |
EP94302337A EP0623965A1 (en) | 1993-04-08 | 1994-03-31 | A method of making a coupling aperture for a filter |
JP6069753A JPH06310923A (ja) | 1993-04-08 | 1994-04-07 | フィルタ用結合開口の製法 |
US08/225,378 US5508668A (en) | 1993-04-08 | 1994-04-08 | Helix resonator filter with a coupling aperture extending from a side wall |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI931621A FI93404C (sv) | 1993-04-08 | 1993-04-08 | Förfarande för åstadkommande av en kopplingsöppning i ett radiofrekvensfilters mellanvägg mellan helix-resonatorer samt filter |
FI931621 | 1993-04-08 |
Publications (4)
Publication Number | Publication Date |
---|---|
FI931621A0 true FI931621A0 (sv) | 1993-04-08 |
FI931621A FI931621A (sv) | 1994-10-09 |
FI93404B FI93404B (sv) | 1994-12-15 |
FI93404C FI93404C (sv) | 1995-03-27 |
Family
ID=8537720
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI931621A FI93404C (sv) | 1993-04-08 | 1993-04-08 | Förfarande för åstadkommande av en kopplingsöppning i ett radiofrekvensfilters mellanvägg mellan helix-resonatorer samt filter |
Country Status (4)
Country | Link |
---|---|
US (1) | US5508668A (sv) |
EP (1) | EP0623965A1 (sv) |
JP (1) | JPH06310923A (sv) |
FI (1) | FI93404C (sv) |
Families Citing this family (39)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FI110391B (sv) * | 1995-11-08 | 2003-01-15 | Solitra Oy | Filter med kapselkonstruktion |
FI102430B (sv) * | 1996-09-11 | 1998-11-30 | Filtronic Lk Oy | Filtreringsanordning med impedansstegresonatorer |
SE514630C2 (sv) * | 1999-07-09 | 2001-03-26 | Ericsson Telefon Ab L M | Metod för framställning av mikrovågsfilter, samt mikrovågsfilter framställt enligt denna metod |
JP4133639B2 (ja) * | 2003-07-16 | 2008-08-13 | ライオン株式会社 | 養育毛剤組成物 |
WO2006000650A1 (en) | 2004-06-28 | 2006-01-05 | Pulse Finland Oy | Antenna component |
FI20055420A0 (sv) * | 2005-07-25 | 2005-07-25 | Lk Products Oy | Reglerbar flerbandsantenn |
FI119009B (sv) | 2005-10-03 | 2008-06-13 | Pulse Finland Oy | Flerbandsantennsystem |
FI118782B (sv) | 2005-10-14 | 2008-03-14 | Pulse Finland Oy | Reglerbar antenn |
FI119577B (sv) * | 2005-11-24 | 2008-12-31 | Pulse Finland Oy | Flerbandsantennkomponent |
US8618990B2 (en) | 2011-04-13 | 2013-12-31 | Pulse Finland Oy | Wideband antenna and methods |
US10211538B2 (en) | 2006-12-28 | 2019-02-19 | Pulse Finland Oy | Directional antenna apparatus and methods |
FI20075269A0 (sv) | 2007-04-19 | 2007-04-19 | Pulse Finland Oy | Förfarande och system för anpassning av en antenn |
FI120427B (sv) | 2007-08-30 | 2009-10-15 | Pulse Finland Oy | Reglerbar flerbandsantenn |
FI20096134A0 (sv) | 2009-11-03 | 2009-11-03 | Pulse Finland Oy | Reglerbar antenn |
FI20096251A0 (sv) | 2009-11-27 | 2009-11-27 | Pulse Finland Oy | MIMO-antenn |
US8847833B2 (en) | 2009-12-29 | 2014-09-30 | Pulse Finland Oy | Loop resonator apparatus and methods for enhanced field control |
FI20105158A (sv) | 2010-02-18 | 2011-08-19 | Pulse Finland Oy | Med skalstrålare försedd antenn |
US9406998B2 (en) | 2010-04-21 | 2016-08-02 | Pulse Finland Oy | Distributed multiband antenna and methods |
FI20115072A0 (sv) | 2011-01-25 | 2011-01-25 | Pulse Finland Oy | Multiresonansantenn, -antennmodul och radioanordning |
US8648752B2 (en) | 2011-02-11 | 2014-02-11 | Pulse Finland Oy | Chassis-excited antenna apparatus and methods |
US9673507B2 (en) | 2011-02-11 | 2017-06-06 | Pulse Finland Oy | Chassis-excited antenna apparatus and methods |
US8866689B2 (en) | 2011-07-07 | 2014-10-21 | Pulse Finland Oy | Multi-band antenna and methods for long term evolution wireless system |
US9450291B2 (en) | 2011-07-25 | 2016-09-20 | Pulse Finland Oy | Multiband slot loop antenna apparatus and methods |
US9123990B2 (en) | 2011-10-07 | 2015-09-01 | Pulse Finland Oy | Multi-feed antenna apparatus and methods |
US9531058B2 (en) | 2011-12-20 | 2016-12-27 | Pulse Finland Oy | Loosely-coupled radio antenna apparatus and methods |
US9484619B2 (en) | 2011-12-21 | 2016-11-01 | Pulse Finland Oy | Switchable diversity antenna apparatus and methods |
US8988296B2 (en) | 2012-04-04 | 2015-03-24 | Pulse Finland Oy | Compact polarized antenna and methods |
US9979078B2 (en) | 2012-10-25 | 2018-05-22 | Pulse Finland Oy | Modular cell antenna apparatus and methods |
US10069209B2 (en) | 2012-11-06 | 2018-09-04 | Pulse Finland Oy | Capacitively coupled antenna apparatus and methods |
US10079428B2 (en) | 2013-03-11 | 2018-09-18 | Pulse Finland Oy | Coupled antenna structure and methods |
US9647338B2 (en) | 2013-03-11 | 2017-05-09 | Pulse Finland Oy | Coupled antenna structure and methods |
US9634383B2 (en) | 2013-06-26 | 2017-04-25 | Pulse Finland Oy | Galvanically separated non-interacting antenna sector apparatus and methods |
US9680212B2 (en) | 2013-11-20 | 2017-06-13 | Pulse Finland Oy | Capacitive grounding methods and apparatus for mobile devices |
US9590308B2 (en) | 2013-12-03 | 2017-03-07 | Pulse Electronics, Inc. | Reduced surface area antenna apparatus and mobile communications devices incorporating the same |
US9350081B2 (en) | 2014-01-14 | 2016-05-24 | Pulse Finland Oy | Switchable multi-radiator high band antenna apparatus |
US9973228B2 (en) | 2014-08-26 | 2018-05-15 | Pulse Finland Oy | Antenna apparatus with an integrated proximity sensor and methods |
US9948002B2 (en) | 2014-08-26 | 2018-04-17 | Pulse Finland Oy | Antenna apparatus with an integrated proximity sensor and methods |
US9722308B2 (en) | 2014-08-28 | 2017-08-01 | Pulse Finland Oy | Low passive intermodulation distributed antenna system for multiple-input multiple-output systems and methods of use |
US9906260B2 (en) | 2015-07-30 | 2018-02-27 | Pulse Finland Oy | Sensor-based closed loop antenna swapping apparatus and methods |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3070873A (en) * | 1956-11-01 | 1963-01-01 | Applied Radiation Corp | Waveguide construction |
US3621484A (en) * | 1970-03-05 | 1971-11-16 | Motorola Inc | Helical resonator having variable capacitor which includes windings of reduced diameter as one plate thereof |
US3925883A (en) * | 1974-03-22 | 1975-12-16 | Varian Associates | Method for making waveguide components |
US4251787A (en) * | 1979-03-19 | 1981-02-17 | Hughes Aircraft Company | Adjustable coupling cavity filter |
JPS5824201A (ja) * | 1981-08-06 | 1983-02-14 | Fujitsu Ltd | ヘリカルフイルタ |
JPS58182501U (ja) * | 1982-05-27 | 1983-12-05 | アルプス電気株式会社 | 中間周波帯域炉波器 |
IT1163520B (it) * | 1983-06-15 | 1987-04-08 | Telettra Lab Telefon | Filtri dual-mode |
FI87405C (sv) * | 1990-02-07 | 1992-12-28 | Lk Products Oy | Högfrekvensfilter |
-
1993
- 1993-04-08 FI FI931621A patent/FI93404C/sv not_active IP Right Cessation
-
1994
- 1994-03-31 EP EP94302337A patent/EP0623965A1/en not_active Withdrawn
- 1994-04-07 JP JP6069753A patent/JPH06310923A/ja active Pending
- 1994-04-08 US US08/225,378 patent/US5508668A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
FI93404B (sv) | 1994-12-15 |
FI931621A (sv) | 1994-10-09 |
FI93404C (sv) | 1995-03-27 |
US5508668A (en) | 1996-04-16 |
EP0623965A1 (en) | 1994-11-09 |
JPH06310923A (ja) | 1994-11-04 |
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Legal Events
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---|---|---|---|
BB | Publication of examined application | ||
MM | Patent lapsed |