FI900302A0 - Diversitetsantennkoppling foer en digital mobiltelefon. - Google Patents
Diversitetsantennkoppling foer en digital mobiltelefon.Info
- Publication number
- FI900302A0 FI900302A0 FI900302A FI900302A FI900302A0 FI 900302 A0 FI900302 A0 FI 900302A0 FI 900302 A FI900302 A FI 900302A FI 900302 A FI900302 A FI 900302A FI 900302 A0 FI900302 A0 FI 900302A0
- Authority
- FI
- Finland
- Prior art keywords
- diversitetsantennkoppling
- mobiltelefon
- foer
- digital
- diversitetsantennkoppling foer
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/06—Receivers
- H04B1/16—Circuits
- H04B1/18—Input circuits, e.g. for coupling to an antenna or a transmission line
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
- H04B7/0802—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using antenna selection
- H04B7/0805—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using antenna selection with single receiver and antenna switching
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
- H04B7/0802—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using antenna selection
- H04B7/0831—Compensation of the diversity switching process for non-uniform properties or faulty operations of the switches used in the diversity switching process
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Radio Transmission System (AREA)
- Mobile Radio Communication Systems (AREA)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI900302A FI84537C (fi) | 1990-01-18 | 1990-01-18 | Diversitetsantennkoppling foer en digital mobiltelefon. |
US07/638,187 US5276920A (en) | 1990-01-18 | 1991-01-07 | Antenna selection switch for a diversity antenna |
CA002034044A CA2034044C (en) | 1990-01-18 | 1991-01-11 | Diversity antenna circuitry in a digital mobile telephone |
JP00449491A JP3162728B2 (ja) | 1990-01-18 | 1991-01-18 | デジタル移動電話機のダイバーシチアンテナ回路 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI900302A FI84537C (fi) | 1990-01-18 | 1990-01-18 | Diversitetsantennkoppling foer en digital mobiltelefon. |
FI900302 | 1990-01-18 |
Publications (4)
Publication Number | Publication Date |
---|---|
FI900302A0 true FI900302A0 (fi) | 1990-01-18 |
FI900302A FI900302A (fi) | 1991-07-19 |
FI84537B FI84537B (fi) | 1991-08-30 |
FI84537C FI84537C (fi) | 1991-12-10 |
Family
ID=8529738
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI900302A FI84537C (fi) | 1990-01-18 | 1990-01-18 | Diversitetsantennkoppling foer en digital mobiltelefon. |
Country Status (4)
Country | Link |
---|---|
US (1) | US5276920A (fi) |
JP (1) | JP3162728B2 (fi) |
CA (1) | CA2034044C (fi) |
FI (1) | FI84537C (fi) |
Families Citing this family (53)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6111545A (en) * | 1992-01-23 | 2000-08-29 | Nokia Mobile Phones, Ltd. | Antenna |
US5628052A (en) * | 1994-09-12 | 1997-05-06 | Lucent Technologies Inc. | Wireless communication system using distributed switched antennas |
US5742583A (en) * | 1994-11-03 | 1998-04-21 | Omnipoint Corporation | Antenna diversity techniques |
US6118807A (en) * | 1994-12-23 | 2000-09-12 | Intermec Ip Corp. | Methodology for received signal enhancement utilizing delay diversity processing |
US5982764A (en) | 1995-05-18 | 1999-11-09 | Aura Communications, Inc. | Time-multiplexed short-range magnetic communications |
CA2221364A1 (en) | 1995-05-18 | 1996-11-21 | Aura Communications, Inc. | Short-range magnetic communication system |
US5912925A (en) | 1995-05-18 | 1999-06-15 | Aura Communications, Inc. | Diversity circuit for magnetic communication system |
JP3100111B2 (ja) * | 1995-06-26 | 2000-10-16 | 株式会社エヌ・ティ・ティ・ドコモ | 移動無線機のマルチバンド高周波回路 |
GB2303968B (en) * | 1995-08-03 | 1999-11-10 | Nokia Mobile Phones Ltd | Antenna |
GB2305505B (en) * | 1995-09-25 | 2000-02-23 | Nokia Mobile Phones Ltd | Antenna assembly for a radio transceiver |
GB2306056B (en) * | 1995-10-06 | 1999-12-08 | Nokia Mobile Phones Ltd | Antenna |
FI955125A (fi) * | 1995-10-27 | 1997-04-28 | Nokia Mobile Phones Ltd | Antennin liitäntä |
ATE258731T1 (de) * | 1995-11-08 | 2004-02-15 | Nokia Corp | Funksendeempfänger |
GB2311693B (en) | 1996-03-29 | 2000-06-21 | Nokia Mobile Phones Ltd | Antenna selection control circuitry |
FI107485B (fi) * | 1996-04-17 | 2001-08-15 | Nokia Mobile Phones Ltd | Diversiteettimenetelmä, radiovastaanotin ja radiojärjestelmä |
US5835855A (en) * | 1996-06-12 | 1998-11-10 | 3Com Corporation | Antenna scanning system with low frequency dithering |
US5990838A (en) * | 1996-06-12 | 1999-11-23 | 3Com Corporation | Dual orthogonal monopole antenna system |
US5918189A (en) * | 1996-09-30 | 1999-06-29 | Nokia Mobile Phones, Ltd. | Exchangeable hardware module for radiotelephone |
DE69634834D1 (de) * | 1996-12-23 | 2005-07-14 | Ericsson Telefon Ab L M | Funktelefon mit gesonderter antenne für bereitschaftsmodus |
DE19705735A1 (de) * | 1997-02-14 | 1998-08-20 | Nokia Mobile Phones Ltd | Verfahren und Vorrichtung zur Inspektion wenigstens eines Antennenzweigs, insbesondere in einem Fahrzeug |
FI104662B (fi) * | 1997-04-11 | 2000-04-14 | Nokia Mobile Phones Ltd | Antennijärjestely pienikokoisiin radioviestintä-laitteisiin |
US6108526A (en) * | 1997-05-07 | 2000-08-22 | Lucent Technologies, Inc. | Antenna system and method thereof |
FI113212B (fi) * | 1997-07-08 | 2004-03-15 | Nokia Corp | Usean taajuusalueen kaksoisresonanssiantennirakenne |
GB2330951B (en) * | 1997-11-04 | 2002-09-18 | Nokia Mobile Phones Ltd | Antenna |
FI113814B (fi) | 1997-11-27 | 2004-06-15 | Nokia Corp | Monilankaiset helix-antennit |
FI974350A (fi) | 1997-11-27 | 1999-05-28 | Nokia Mobile Phones Ltd | Monilankaiset helix-antennit matkaviestinlaitteita varten |
DE19852454B4 (de) * | 1997-12-08 | 2005-11-10 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Vorrichtung und Verfahren zum Verbessern einer Funkübertragung über eine Funkstrecke zwischen einem Sender und einem Empfänger |
US6028567A (en) * | 1997-12-10 | 2000-02-22 | Nokia Mobile Phones, Ltd. | Antenna for a mobile station operating in two frequency ranges |
GB2332780A (en) * | 1997-12-22 | 1999-06-30 | Nokia Mobile Phones Ltd | Flat plate antenna |
JPH11234162A (ja) * | 1998-02-09 | 1999-08-27 | Nec Corp | 携帯型通信装置 |
GB9901789D0 (en) * | 1998-04-22 | 1999-03-17 | Koninkl Philips Electronics Nv | Antenna diversity system |
US6366260B1 (en) | 1998-11-02 | 2002-04-02 | Intermec Ip Corp. | RFID tag employing hollowed monopole antenna |
US6560443B1 (en) | 1999-05-28 | 2003-05-06 | Nokia Corporation | Antenna sharing switching circuitry for multi-transceiver mobile terminal and method therefor |
US6268827B1 (en) * | 1999-10-29 | 2001-07-31 | Ball Aerospace & Technologies Corp. | Method and apparatus for carrying signals having different frequencies in a space-deployed antenna system |
US7043259B1 (en) * | 2000-09-29 | 2006-05-09 | Arraycomm, Inc. | Repetitive paging from a wireless data base station having a smart antenna system |
JP2002217805A (ja) | 2001-01-23 | 2002-08-02 | Nec Saitama Ltd | 携帯電話機 |
US7532901B1 (en) | 2001-03-16 | 2009-05-12 | Radeum, Inc. | Methods and apparatus to detect location and orientation in an inductive system |
US7142811B2 (en) * | 2001-03-16 | 2006-11-28 | Aura Communications Technology, Inc. | Wireless communication over a transducer device |
US6961545B2 (en) * | 2001-04-09 | 2005-11-01 | Atheros Communications, Inc. | Method and system for providing antenna diversity |
JP4859284B2 (ja) * | 2001-05-24 | 2012-01-25 | パナソニック株式会社 | パルス伝送路制御システム |
JP3710761B2 (ja) * | 2002-04-30 | 2005-10-26 | 株式会社東芝 | 無線通信装置及び無線通信方法 |
EP1453136A1 (en) * | 2003-02-26 | 2004-09-01 | Nokia Corporation | A radio apparatus with a planar antenna |
FR2854748B1 (fr) * | 2003-05-07 | 2007-01-05 | Wavecom | Dispositif de radiocommunication mettant en oeuvre au moins deux antennes, respectivement pour les radiocommunications et la radiolocalisation et systeme correspondant |
US7627296B2 (en) | 2004-10-18 | 2009-12-01 | Research In Motion Limited | Method of controlling a plurality of internal antennas in a mobile communication device |
US7546146B2 (en) * | 2005-02-01 | 2009-06-09 | Gm Global Technology Operations, Inc. | Control system and method for diversity antenna system |
JP2007096762A (ja) * | 2005-09-29 | 2007-04-12 | Toshiba Corp | 無線機 |
US7680469B2 (en) * | 2006-07-06 | 2010-03-16 | Hewlett-Packard Development Company, L.P. | Electronic device power management system and method |
AU2009257187C1 (en) | 2008-06-12 | 2020-04-02 | Sato Holdings Corporation | Antenna design and interrogator system |
JP2010233077A (ja) * | 2009-03-27 | 2010-10-14 | Brother Ind Ltd | ループアンテナユニット |
US8583199B2 (en) * | 2011-04-07 | 2013-11-12 | General Motors Llc | Telematics systems and methods with multiple antennas |
CN105306223A (zh) * | 2014-06-30 | 2016-02-03 | 中兴通讯股份有限公司 | 供电方法、装置及*** |
CN105789832A (zh) * | 2016-04-28 | 2016-07-20 | 乐视控股(北京)有限公司 | 一种优化天线的设计方法及装置 |
DE102019119615A1 (de) * | 2019-07-19 | 2021-01-21 | Endress+Hauser SE+Co. KG | Kapselbare Antennen-Einheit |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60136433A (ja) * | 1983-12-24 | 1985-07-19 | Matsushita Electric Ind Co Ltd | 車載用ダイバーシティ受信装置 |
JPS63309032A (ja) * | 1987-06-11 | 1988-12-16 | Maspro Denkoh Corp | 衛星放送受信システム |
US4984296A (en) * | 1988-02-11 | 1991-01-08 | Larry Schotz | Tuned radio apparatus |
US5170493A (en) * | 1988-07-25 | 1992-12-08 | Iimorrow, Inc. | Combined low frequency receive and high frequency transceive antenna system and method |
-
1990
- 1990-01-18 FI FI900302A patent/FI84537C/fi not_active IP Right Cessation
-
1991
- 1991-01-07 US US07/638,187 patent/US5276920A/en not_active Expired - Lifetime
- 1991-01-11 CA CA002034044A patent/CA2034044C/en not_active Expired - Fee Related
- 1991-01-18 JP JP00449491A patent/JP3162728B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JPH0750625A (ja) | 1995-02-21 |
FI84537C (fi) | 1991-12-10 |
CA2034044A1 (en) | 1991-07-19 |
FI900302A (fi) | 1991-07-19 |
FI84537B (fi) | 1991-08-30 |
JP3162728B2 (ja) | 2001-05-08 |
CA2034044C (en) | 2000-08-15 |
US5276920A (en) | 1994-01-04 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM | Patent lapsed |
Owner name: NOKIA MATKAPUHELIMET OY |