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FI20021094A0 - Yhteyden varmistaminen radiojärjestelmässä - Google Patents

Yhteyden varmistaminen radiojärjestelmässä

Info

Publication number
FI20021094A0
FI20021094A0 FI20021094A FI20021094A FI20021094A0 FI 20021094 A0 FI20021094 A0 FI 20021094A0 FI 20021094 A FI20021094 A FI 20021094A FI 20021094 A FI20021094 A FI 20021094A FI 20021094 A0 FI20021094 A0 FI 20021094A0
Authority
FI
Finland
Prior art keywords
radio system
ensuring connection
ensuring
connection
radio
Prior art date
Application number
FI20021094A
Other languages
English (en)
Swedish (sv)
Inventor
Jyri Haemaelaeinen
Esa Tiirola
Original Assignee
Nokia Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Nokia Corp filed Critical Nokia Corp
Priority to FI20021094A priority Critical patent/FI20021094A0/fi
Publication of FI20021094A0 publication Critical patent/FI20021094A0/fi
Priority to US10/448,466 priority patent/US7548527B2/en

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
    • H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
    • H04B7/0684—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission using different training sequences per antenna
    • 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
    • H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0602—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using 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
    • H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
    • 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
    • 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
    • H04B7/0837—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 pre-detection combining

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
FI20021094A 2002-06-07 2002-06-07 Yhteyden varmistaminen radiojärjestelmässä FI20021094A0 (fi)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FI20021094A FI20021094A0 (fi) 2002-06-07 2002-06-07 Yhteyden varmistaminen radiojärjestelmässä
US10/448,466 US7548527B2 (en) 2002-06-07 2003-05-30 Securing a connection in a radio system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI20021094A FI20021094A0 (fi) 2002-06-07 2002-06-07 Yhteyden varmistaminen radiojärjestelmässä

Publications (1)

Publication Number Publication Date
FI20021094A0 true FI20021094A0 (fi) 2002-06-07

Family

ID=8564100

Family Applications (1)

Application Number Title Priority Date Filing Date
FI20021094A FI20021094A0 (fi) 2002-06-07 2002-06-07 Yhteyden varmistaminen radiojärjestelmässä

Country Status (2)

Country Link
US (1) US7548527B2 (fi)
FI (1) FI20021094A0 (fi)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2885101T3 (es) 2004-01-29 2021-12-13 Neo Wireless Llc Procedimientos y aparatos para superponer señales de espectro ensanchado de secuencia directa y de múltiples portadoras en un sistema de comunicación inalámbrica de banda ancha
US7738877B2 (en) * 2004-07-19 2010-06-15 Cisco Technology, Inc. Wireless network management with antenna control
US7548203B2 (en) * 2006-09-15 2009-06-16 Nokia Corporation Performance and power management in direction of arrival determination by utilizing sensor information
US8068877B1 (en) * 2007-07-20 2011-11-29 Clear Wireless Llc Systems and methods of antenna selection
US8009617B2 (en) * 2007-08-15 2011-08-30 Qualcomm Incorporated Beamforming of control information in a wireless communication system
US8014265B2 (en) * 2007-08-15 2011-09-06 Qualcomm Incorporated Eigen-beamforming for wireless communication systems
US8855093B2 (en) * 2007-12-12 2014-10-07 Broadcom Corporation Method and system for chip-to-chip communications with wireline control
CN101790224A (zh) * 2009-01-22 2010-07-28 中兴通讯股份有限公司 基站向中继站下发控制信息及传输控制信息的方法及系统
CN103039019B (zh) * 2010-08-16 2015-11-25 瑞典爱立信有限公司 用于确定预编码权重的基站和方法
TWI452861B (zh) * 2010-10-08 2014-09-11 Realtek Semiconductor Corp 天線分集裝置與天線分集方法
CN104509020B (zh) * 2012-05-23 2018-02-02 瑞典爱立信有限公司 用于在多天线无线通信系统中传递解调导频信息的方法和装置
US9215622B1 (en) * 2012-07-30 2015-12-15 GoNet Systems Ltd. Method and systems for associating wireless transmission with directions-of-arrival thereof
CN103687030B (zh) * 2012-09-07 2019-09-13 索尼公司 无线传输资源管理设备和方法
WO2018027913A1 (zh) * 2016-08-12 2018-02-15 华为技术有限公司 一种切换信号传输模式的方法、基站及终端设备
EP3881450A4 (en) * 2019-02-21 2022-01-19 ATC Technologies, LLC SYSTEMS AND METHODS FOR ADAPTIVE BEAMFORMING FOR MOBILE SATELLITE SERVICE SYSTEMS BASED ON USER POSITIONS AND CO-CHANNEL WAVEFORMS

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4488155A (en) 1982-07-30 1984-12-11 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Method and apparatus for self-calibration and phasing of array antenna
DK0666002T3 (da) * 1992-10-26 1996-08-26 Siemens Ag Fremgangsmåde og indretning til antenneudvælgelses-diversitet i en modtager til et trådløst telefonapparat
FI107851B (fi) * 1996-05-22 2001-10-15 Nokia Networks Oy Menetelmä antennikeilan valitsemiseksi, tukiasema ja solukkoradiojärjestelmä
US6731622B1 (en) * 1998-05-01 2004-05-04 Telefonaktiebolaget Lm Ericsson (Publ) Multipath propagation delay determining means using periodically inserted pilot symbols
WO2000011876A2 (en) * 1998-08-20 2000-03-02 Samsung Electronics Co., Ltd. Channel communication device and method for mobile communication system using transmission antenna diversity
FI982763L (fi) * 1998-12-21 2000-06-22 Nokia Networks Oy Tiedonsiirtomenetelmä ja radiojärjestelmä
CN1118146C (zh) * 1999-08-10 2003-08-13 信息产业部电信科学技术研究院 一种校准智能天线阵的方法和装置
AU2000231670A1 (en) * 2000-03-15 2001-09-24 Nokia Corporation Transmit diversity method and system
US6369756B1 (en) * 2000-03-28 2002-04-09 Nokia Networks Oy Method and apparatus for optimizing the usage of an antenna array beamforming technique
EP1273108B1 (en) * 2000-04-07 2005-08-03 Nokia Corporation Multi-antenna transmission method and system
JP2002026790A (ja) * 2000-07-03 2002-01-25 Matsushita Electric Ind Co Ltd 無線通信装置及び無線通信方法
US6859503B2 (en) * 2001-04-07 2005-02-22 Motorola, Inc. Method and system in a transceiver for controlling a multiple-input, multiple-output communications channel
JP2003046418A (ja) * 2001-08-03 2003-02-14 Uniden Corp ダイバーシチ受信装置
US7050809B2 (en) * 2001-12-27 2006-05-23 Samsung Electronics Co., Ltd. System and method for providing concurrent data transmissions in a wireless communication network
US6842632B2 (en) * 2002-12-30 2005-01-11 Nokia Corporation Apparatus, and associated method, for facilitating antenna weight selection utilizing deterministic perturbation gradient approximation

Also Published As

Publication number Publication date
US20040042428A1 (en) 2004-03-04
US7548527B2 (en) 2009-06-16

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