WO2004049594A1 - Low-if pre-preamble antenna diversity receiver - Google Patents
Low-if pre-preamble antenna diversity receiver Download PDFInfo
- Publication number
- WO2004049594A1 WO2004049594A1 PCT/IB2003/005174 IB0305174W WO2004049594A1 WO 2004049594 A1 WO2004049594 A1 WO 2004049594A1 IB 0305174 W IB0305174 W IB 0305174W WO 2004049594 A1 WO2004049594 A1 WO 2004049594A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- receiver
- antenna
- channels
- signal
- selection mode
- Prior art date
Links
Classifications
-
- 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
-
- 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
- H04B7/0808—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 comparing all antennas before reception
- H04B7/0811—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 comparing all antennas before reception during preamble or gap period
-
- 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
-
- 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
- H04B7/0814—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 based on current reception conditions, e.g. switching to different antenna when signal level is below threshold
Abstract
Description
Claims
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE60309350T DE60309350T2 (en) | 2002-11-26 | 2003-11-14 | NETWORK FREQUENCY PRE-PREAMBLE RECEIVER WITH ANTENNENDIVERSITY |
AU2003276562A AU2003276562A1 (en) | 2002-11-26 | 2003-11-14 | Low-if pre-preamble antenna diversity receiver |
US10/535,802 US7729317B2 (en) | 2002-11-26 | 2003-11-14 | Low-if pre-preamble antenna diversity receiver |
JP2004554789A JP4459816B2 (en) | 2002-11-26 | 2003-11-14 | Low-IF Preamble, Antenna, Diversity Receiver |
EP03811821A EP1568153B1 (en) | 2002-11-26 | 2003-11-14 | Low-if pre-preamble antenna diversity receiver |
KR1020057009544A KR101132628B1 (en) | 2002-11-26 | 2003-11-14 | Low-if pre-preamble antenna diversity receiver |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GBGB0227506.3A GB0227506D0 (en) | 2002-11-26 | 2002-11-26 | Low-if pre-preamble antenna diversity receiver |
GB0227506.3 | 2002-11-26 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2004049594A1 true WO2004049594A1 (en) | 2004-06-10 |
Family
ID=9948496
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/IB2003/005174 WO2004049594A1 (en) | 2002-11-26 | 2003-11-14 | Low-if pre-preamble antenna diversity receiver |
Country Status (10)
Country | Link |
---|---|
US (1) | US7729317B2 (en) |
EP (1) | EP1568153B1 (en) |
JP (1) | JP4459816B2 (en) |
KR (1) | KR101132628B1 (en) |
CN (1) | CN100505580C (en) |
AT (1) | ATE343876T1 (en) |
AU (1) | AU2003276562A1 (en) |
DE (1) | DE60309350T2 (en) |
GB (1) | GB0227506D0 (en) |
WO (1) | WO2004049594A1 (en) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2006025371A (en) * | 2004-07-09 | 2006-01-26 | Sanyo Electric Co Ltd | Diversity method and receiving apparatus utilizing the same |
WO2006090133A1 (en) * | 2005-02-22 | 2006-08-31 | Cambridge Silicon Radio Limited | Method and apparatus for antenna diversity selection |
WO2006100629A2 (en) * | 2005-03-21 | 2006-09-28 | Nxp B.V. | Filter device, circuit arrangement comprising such filter device as well as method of operating such filter device |
WO2011081537A1 (en) * | 2009-12-29 | 2011-07-07 | Motorola Solutions, Inc. | Method for selecting a best quality signal among multiple signals received by data processors in a communication system |
US9189347B2 (en) | 2011-07-29 | 2015-11-17 | Motorola Solutions, Inc. | High reliability redundant voting system for a signal received by voting processors in a communication system |
US9258023B2 (en) | 2006-09-07 | 2016-02-09 | Samsung Electronics Co., Ltd | Diversity antenna apparatus of mobile terminal and implementation method thereof |
Families Citing this family (23)
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---|---|---|---|---|
KR100809795B1 (en) * | 2004-03-05 | 2008-03-07 | 콸콤 인코포레이티드 | Multi-antenna receive diversity control in wireless communications |
UA91017C2 (en) * | 2004-03-05 | 2010-06-25 | Квелкомм Инкорпорейтед | Method and device for control of diversity reception in a wireless communication system |
GB0417456D0 (en) * | 2004-08-05 | 2004-09-08 | Nokia Corp | Low power radio |
US8194811B2 (en) * | 2006-12-13 | 2012-06-05 | Intel Corporation | Clock repeater and phase-error correcting circuit |
JP4757214B2 (en) * | 2007-02-21 | 2011-08-24 | 富士通株式会社 | Filter circuit |
US7986933B2 (en) * | 2007-03-19 | 2011-07-26 | Apple Inc. | Method and system for wireless communications between base and mobile stations |
US8824420B2 (en) * | 2007-03-22 | 2014-09-02 | Mitsubishi Electric Research Laboratories, Inc. | Method and system for generating antenna selection signals in OFDM tranceivers with fewer RF chains than antennas in MIMO wireless networks |
US7804911B2 (en) * | 2007-04-25 | 2010-09-28 | Seiko Epson Corporation | Dual demodulation mode AM radio |
US9020073B2 (en) * | 2007-10-23 | 2015-04-28 | Intel Mobile Communications GmbH | Low intermediate frequency receiver |
KR100968970B1 (en) * | 2007-12-29 | 2010-07-14 | 삼성전기주식회사 | Antenna diversity receiver |
US8086195B2 (en) * | 2008-02-22 | 2011-12-27 | Motorola Mobility, Inc. | Communication unit and method of operation therefor |
JP4535163B2 (en) * | 2008-04-08 | 2010-09-01 | ソニー株式会社 | Information processing system, communication terminal, information processing apparatus, and program |
WO2010005530A1 (en) * | 2008-06-30 | 2010-01-14 | Sirius Xm Radio Inc. | Interface between a switched diversity antenna system and a digital radio reciever |
EP2239860B1 (en) * | 2009-04-07 | 2012-08-15 | The Swatch Group Research and Development Ltd. | High-sensitivity, low-rate fsk modulation signal receiver |
GB0908825D0 (en) * | 2009-05-21 | 2009-07-01 | Cambridge Silicon Radio Ltd | Antenna selection |
DE102009033000B4 (en) * | 2009-07-14 | 2014-07-24 | Imst Gmbh | Multiband receiver for satellite navigation system and method for multiband reception |
JP5435036B2 (en) * | 2009-11-27 | 2014-03-05 | 富士通モバイルコミュニケーションズ株式会社 | Mobile radio terminal |
CN101826904A (en) * | 2010-04-23 | 2010-09-08 | 哈尔滨侨航通信设备有限公司 | Method for realizing system capacity expansion by utilizing polarization diversity receiving |
US9190723B1 (en) | 2010-09-28 | 2015-11-17 | The Board of Trustees for and on behalf of the University of Alabama | Multi-input and multi-output (MIMO) antenna system with absorbers for reducing interference |
US9900265B2 (en) * | 2014-06-16 | 2018-02-20 | Infineon Technologies Ag | Matrix switch |
US10374659B2 (en) * | 2015-10-12 | 2019-08-06 | Texas Instruments Incorporated | Low latency data transfer in a system for wireless power transmission |
US10531424B1 (en) * | 2018-09-11 | 2020-01-07 | Greina Technologies, Inc. | Angle of arrival and departure using standard bluetooth low energy packets |
JP7038878B2 (en) * | 2020-07-10 | 2022-03-18 | アドソル日進株式会社 | Wireless device, antenna selection method and program |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
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US4977616A (en) * | 1987-11-30 | 1990-12-11 | Motorola, Inc. | Antenna selection control circuit |
WO2002003570A1 (en) * | 2000-07-05 | 2002-01-10 | Koninklijke Philips Electronics N.V. | Antenna diversity receiver |
WO2002052749A1 (en) * | 2000-12-22 | 2002-07-04 | Telefonaktiebolaget L M Ericsson (Publ) | Method and device for signal transmission in wireless applications using antenna diversity |
WO2003049323A1 (en) * | 2001-12-06 | 2003-06-12 | Thomson Licensing Sa | Method of selecting a receiving path and receiving device comprising several receiving paths |
Family Cites Families (15)
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US6018651A (en) * | 1995-11-29 | 2000-01-25 | Motorola, Inc. | Radio subscriber unit having a switched antenna diversity apparatus and method therefor |
US5940452A (en) * | 1995-11-29 | 1999-08-17 | Motorola, Inc. | Dual mode radio subscriber unit having a diversity receiver apparatus and method therefor |
JP3690889B2 (en) * | 1996-06-10 | 2005-08-31 | 松下電器産業株式会社 | Receiver circuit |
US5802463A (en) * | 1996-08-20 | 1998-09-01 | Advanced Micro Devices, Inc. | Apparatus and method for receiving a modulated radio frequency signal by converting the radio frequency signal to a very low intermediate frequency signal |
US6078796A (en) * | 1998-01-29 | 2000-06-20 | Motorola, Inc. | Method and apparatus for receiving a wideband signal using multiple automatic gain controllers |
GB9901789D0 (en) * | 1998-04-22 | 1999-03-17 | Koninkl Philips Electronics Nv | Antenna diversity system |
US6535721B1 (en) * | 1998-09-30 | 2003-03-18 | Qualcomm Incorporated | Architecture for dependability enhancement of wireless base stations |
JP3764827B2 (en) * | 1999-03-01 | 2006-04-12 | 富士通株式会社 | Receiver and reception method in multi-carrier spread spectrum communication |
US6424820B1 (en) * | 1999-04-02 | 2002-07-23 | Interval Research Corporation | Inductively coupled wireless system and method |
JP2000295151A (en) * | 1999-04-05 | 2000-10-20 | Matsushita Electric Ind Co Ltd | Diversity receiver |
US6515978B1 (en) * | 1999-04-19 | 2003-02-04 | Lucent Technologies Inc. | Methods and apparatus for downlink diversity in CDMA using Walsh codes |
GB0004123D0 (en) * | 2000-02-23 | 2000-04-12 | Koninkl Philips Electronics Nv | Communication system and a receiver for use in the system |
GB0105019D0 (en) * | 2001-03-01 | 2001-04-18 | Koninkl Philips Electronics Nv | Antenna diversity in a wireless local area network |
GB0307033D0 (en) * | 2003-03-27 | 2003-04-30 | Koninkl Philips Electronics Nv | Method of protecting a radio environment |
US7398067B2 (en) * | 2005-03-17 | 2008-07-08 | Intel Corporation | Multiple intermediate frequencies receiver and a method thereof |
-
2002
- 2002-11-26 GB GBGB0227506.3A patent/GB0227506D0/en not_active Ceased
-
2003
- 2003-11-14 AT AT03811821T patent/ATE343876T1/en not_active IP Right Cessation
- 2003-11-14 WO PCT/IB2003/005174 patent/WO2004049594A1/en active IP Right Grant
- 2003-11-14 JP JP2004554789A patent/JP4459816B2/en not_active Expired - Fee Related
- 2003-11-14 DE DE60309350T patent/DE60309350T2/en not_active Expired - Lifetime
- 2003-11-14 EP EP03811821A patent/EP1568153B1/en not_active Expired - Lifetime
- 2003-11-14 US US10/535,802 patent/US7729317B2/en active Active
- 2003-11-14 AU AU2003276562A patent/AU2003276562A1/en not_active Abandoned
- 2003-11-14 CN CNB2003801044952A patent/CN100505580C/en not_active Expired - Fee Related
- 2003-11-14 KR KR1020057009544A patent/KR101132628B1/en active IP Right Grant
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4977616A (en) * | 1987-11-30 | 1990-12-11 | Motorola, Inc. | Antenna selection control circuit |
WO2002003570A1 (en) * | 2000-07-05 | 2002-01-10 | Koninklijke Philips Electronics N.V. | Antenna diversity receiver |
WO2002052749A1 (en) * | 2000-12-22 | 2002-07-04 | Telefonaktiebolaget L M Ericsson (Publ) | Method and device for signal transmission in wireless applications using antenna diversity |
WO2003049323A1 (en) * | 2001-12-06 | 2003-06-12 | Thomson Licensing Sa | Method of selecting a receiving path and receiving device comprising several receiving paths |
Non-Patent Citations (1)
Title |
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MOGENSEN P E ET AL: "Evaluation of an advanced receiver concept for DECT", VEHICULAR TECHNOLOGY CONFERENCE, 1995 IEEE 45TH CHICAGO, IL, USA 25-28 JULY 1995, NEW YORK, NY, USA,IEEE, US, 25 July 1995 (1995-07-25), pages 514 - 519, XP010166996, ISBN: 0-7803-2742-X * |
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2006025371A (en) * | 2004-07-09 | 2006-01-26 | Sanyo Electric Co Ltd | Diversity method and receiving apparatus utilizing the same |
JP4610248B2 (en) * | 2004-07-09 | 2011-01-12 | 京セラ株式会社 | Diversity method and receiving apparatus using the same |
WO2006090133A1 (en) * | 2005-02-22 | 2006-08-31 | Cambridge Silicon Radio Limited | Method and apparatus for antenna diversity selection |
WO2006100629A2 (en) * | 2005-03-21 | 2006-09-28 | Nxp B.V. | Filter device, circuit arrangement comprising such filter device as well as method of operating such filter device |
WO2006100629A3 (en) * | 2005-03-21 | 2006-11-23 | Philips Intellectual Property | Filter device, circuit arrangement comprising such filter device as well as method of operating such filter device |
US9258023B2 (en) | 2006-09-07 | 2016-02-09 | Samsung Electronics Co., Ltd | Diversity antenna apparatus of mobile terminal and implementation method thereof |
WO2011081537A1 (en) * | 2009-12-29 | 2011-07-07 | Motorola Solutions, Inc. | Method for selecting a best quality signal among multiple signals received by data processors in a communication system |
US9189347B2 (en) | 2011-07-29 | 2015-11-17 | Motorola Solutions, Inc. | High reliability redundant voting system for a signal received by voting processors in a communication system |
Also Published As
Publication number | Publication date |
---|---|
EP1568153B1 (en) | 2006-10-25 |
CN1717878A (en) | 2006-01-04 |
DE60309350D1 (en) | 2006-12-07 |
EP1568153A1 (en) | 2005-08-31 |
US7729317B2 (en) | 2010-06-01 |
CN100505580C (en) | 2009-06-24 |
KR101132628B1 (en) | 2012-04-02 |
ATE343876T1 (en) | 2006-11-15 |
JP4459816B2 (en) | 2010-04-28 |
DE60309350T2 (en) | 2007-05-16 |
JP2006507751A (en) | 2006-03-02 |
GB0227506D0 (en) | 2002-12-31 |
KR20050086884A (en) | 2005-08-30 |
AU2003276562A1 (en) | 2004-06-18 |
US20060056357A1 (en) | 2006-03-16 |
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