NO944823D0 - Fremgangsmåte og anordning for overvåkning av en antennes tilstand - Google Patents
Fremgangsmåte og anordning for overvåkning av en antennes tilstandInfo
- Publication number
- NO944823D0 NO944823D0 NO944823A NO944823A NO944823D0 NO 944823 D0 NO944823 D0 NO 944823D0 NO 944823 A NO944823 A NO 944823A NO 944823 A NO944823 A NO 944823A NO 944823 D0 NO944823 D0 NO 944823D0
- Authority
- NO
- Norway
- Prior art keywords
- pct
- antenna
- condition
- sec
- magnitude
- Prior art date
Links
- 238000000034 method Methods 0.000 title abstract 2
- 238000012544 monitoring process Methods 0.000 title 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
- G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
- G01R27/04—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant in circuits having distributed constants, e.g. having very long conductors or involving high frequencies
- G01R27/06—Measuring reflection coefficients; Measuring standing-wave ratio
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Monitoring And Testing Of Transmission In General (AREA)
- Details Of Aerials (AREA)
- Burglar Alarm Systems (AREA)
- Transmitters (AREA)
- Radio Transmission System (AREA)
- Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI931672A FI92766C (fi) | 1993-04-14 | 1993-04-14 | Menetelmä ja laite antennin kunnon valvomiseksi |
PCT/FI1994/000138 WO1994024576A1 (en) | 1993-04-14 | 1994-04-13 | Method and device for supervising the condition of an antenna |
Publications (3)
Publication Number | Publication Date |
---|---|
NO944823D0 true NO944823D0 (no) | 1994-12-13 |
NO944823L NO944823L (no) | 1995-02-13 |
NO308431B1 NO308431B1 (no) | 2000-09-11 |
Family
ID=8537740
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO944823A NO308431B1 (no) | 1993-04-14 | 1994-12-13 | FremgangsmÕte og anordning for overvÕkning av en antennes tilstand |
Country Status (10)
Country | Link |
---|---|
US (1) | US5590415A (no) |
EP (1) | EP0646248B1 (no) |
JP (1) | JP2992345B2 (no) |
CN (1) | CN1057841C (no) |
AT (1) | ATE177844T1 (no) |
AU (1) | AU677310B2 (no) |
DE (1) | DE69417134T2 (no) |
FI (1) | FI92766C (no) |
NO (1) | NO308431B1 (no) |
WO (1) | WO1994024576A1 (no) |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE506487C2 (sv) * | 1994-02-23 | 1997-12-22 | Allgon Ab | System med provsändare och sensorer för övervakning av en mottagarantenn |
US5678208A (en) * | 1995-07-19 | 1997-10-14 | Motorola, Inc. | Transmission system |
US5781865A (en) * | 1996-05-20 | 1998-07-14 | Scientific Research Corporation | PCS cell site system for allowing a plurality of PCS providers to share cell site antennas |
FI963389A (fi) * | 1996-08-30 | 1998-03-01 | Nokia Mobile Phones Ltd | Käsipuhelimen opastusjärjestelmä |
FI108892B (fi) * | 1996-11-21 | 2002-04-15 | Adc Telecommunications Inc | Järjestely antennin kunnon mittaamiseksi radiopuhelinjärjestelmässä |
DE19705735A1 (de) * | 1997-02-14 | 1998-08-20 | Nokia Mobile Phones Ltd | Verfahren und Vorrichtung zur Inspektion wenigstens eines Antennenzweigs, insbesondere in einem Fahrzeug |
DE19836375C1 (de) * | 1998-08-11 | 2000-05-04 | Siemens Ag | Verfahren zum Beeinflussen des Pegels eines hochfrequenten Sendesignals in einer Basisstation eines Funkfestnetzes |
DE60038816D1 (de) * | 2000-01-07 | 2008-06-19 | Ericsson Telefon Ab L M | Hf- antennendetektorschaltung |
US6329953B1 (en) | 2000-09-29 | 2001-12-11 | Rangestar Wireless | Method and system for rating antenna performance |
ATE321272T1 (de) * | 2000-11-21 | 2006-04-15 | Datenkompensierende leistungsmessung | |
US7043270B2 (en) * | 2001-08-13 | 2006-05-09 | Andrew Corporation | Shared tower system for accomodating multiple service providers |
US6850119B2 (en) | 2001-08-31 | 2005-02-01 | Rf Micro Devices, Inc. | Power amplifier overload protection |
AT500914B8 (de) * | 2001-10-24 | 2007-02-15 | Siemens Ag Oesterreich | Automatische funktionskontrolle einer antenneneinheit einer fahrzeugseitigen bemautungseinheit eines elektronischen mautsystems |
US20040127261A1 (en) * | 2002-12-30 | 2004-07-01 | Evolium S.A.S. | Method and monitoring means for monitoring the performance of an antenna device |
JP2006258763A (ja) * | 2005-03-18 | 2006-09-28 | Toshiba Corp | 反射測定回路及びこの反射測定回路を使用した送信保護装置 |
US8099059B2 (en) * | 2005-04-29 | 2012-01-17 | Koninklijke Philips Electronics N.V. | Method and circuit arrangement for operating multi-channel transmit/recieve antenna devices |
CN101998452B (zh) | 2009-08-25 | 2014-07-16 | 英派尔科技开发有限公司 | 计算天线性能 |
EP2712021B1 (de) * | 2012-09-21 | 2018-04-04 | Siemens Aktiengesellschaft | Antenne für ein Schreib-/Lesegerät für RFID-Anordnungen und Schreib-/Lesegerät für den Betrieb mit einer externen Antenne |
CN105733905A (zh) * | 2014-12-09 | 2016-07-06 | 商南县时代生物科技有限公司 | 一种无渣蒸馏生产酒精的方法 |
CN108289000B (zh) * | 2017-01-10 | 2022-08-19 | 中兴通讯股份有限公司 | 一种天线射频通道告警方法及装置 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3842358A (en) * | 1973-06-18 | 1974-10-15 | Collins Radio Co | Voltage standing wave ratio detecting and adjusting apparatus |
US3870957A (en) * | 1973-10-15 | 1975-03-11 | Itt | VSWR alarm system |
JPS60165137A (ja) * | 1984-02-07 | 1985-08-28 | Mitsubishi Electric Corp | 送信表示装置 |
GB2195454A (en) * | 1986-09-15 | 1988-04-07 | Flann Microwave Instr Ltd | Microwave network analyser |
FI88967C (fi) * | 1990-08-17 | 1993-07-26 | Telenokia Oy | Foerfarande och anordning foer oevervakning av mottagarantennens stillstaond |
FI99167C (fi) * | 1991-07-01 | 1997-10-10 | Nokia Telecommunications Oy | Menetelmä ja laite dynamiikka-alueen laajentamiseksi suuntakytkimen avulla tapahtuvissa mittauksissa |
-
1993
- 1993-04-14 FI FI931672A patent/FI92766C/fi active
-
1994
- 1994-04-13 EP EP94911971A patent/EP0646248B1/en not_active Expired - Lifetime
- 1994-04-13 JP JP6522798A patent/JP2992345B2/ja not_active Expired - Fee Related
- 1994-04-13 DE DE69417134T patent/DE69417134T2/de not_active Expired - Fee Related
- 1994-04-13 US US08/356,214 patent/US5590415A/en not_active Expired - Lifetime
- 1994-04-13 CN CN94190195.5A patent/CN1057841C/zh not_active Expired - Fee Related
- 1994-04-13 WO PCT/FI1994/000138 patent/WO1994024576A1/en active IP Right Grant
- 1994-04-13 AT AT94911971T patent/ATE177844T1/de not_active IP Right Cessation
- 1994-04-13 AU AU64308/94A patent/AU677310B2/en not_active Ceased
- 1994-12-13 NO NO944823A patent/NO308431B1/no not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
EP0646248A1 (en) | 1995-04-05 |
JPH07508101A (ja) | 1995-09-07 |
DE69417134T2 (de) | 1999-09-02 |
JP2992345B2 (ja) | 1999-12-20 |
FI931672A0 (fi) | 1993-04-14 |
EP0646248B1 (en) | 1999-03-17 |
NO944823L (no) | 1995-02-13 |
US5590415A (en) | 1996-12-31 |
FI92766B (fi) | 1994-09-15 |
AU677310B2 (en) | 1997-04-17 |
DE69417134D1 (de) | 1999-04-22 |
NO308431B1 (no) | 2000-09-11 |
FI92766C (fi) | 1994-12-27 |
WO1994024576A1 (en) | 1994-10-27 |
CN1104839A (zh) | 1995-07-05 |
CN1057841C (zh) | 2000-10-25 |
ATE177844T1 (de) | 1999-04-15 |
AU6430894A (en) | 1994-11-08 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM1K | Lapsed by not paying the annual fees |
Free format text: LAPSED IN OCTOBER 2003 |