WO2000038457A1 - System and method for estimating interfrequency measurements used for radio network function - Google Patents
System and method for estimating interfrequency measurements used for radio network function Download PDFInfo
- Publication number
- WO2000038457A1 WO2000038457A1 PCT/EP1999/010136 EP9910136W WO0038457A1 WO 2000038457 A1 WO2000038457 A1 WO 2000038457A1 EP 9910136 W EP9910136 W EP 9910136W WO 0038457 A1 WO0038457 A1 WO 0038457A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- frequency band
- quality
- offset
- handover
- transmission quality
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 29
- 238000005259 measurement Methods 0.000 title claims abstract description 28
- 230000005540 biological transmission Effects 0.000 claims description 59
- 230000001413 cellular effect Effects 0.000 claims description 24
- 238000012545 processing Methods 0.000 claims description 3
- 230000001419 dependent effect Effects 0.000 claims description 2
- 230000007246 mechanism Effects 0.000 abstract description 2
- 241000269799 Perca fluviatilis Species 0.000 description 16
- 230000007480 spreading Effects 0.000 description 7
- 238000005562 fading Methods 0.000 description 6
- 238000004891 communication Methods 0.000 description 5
- 230000010267 cellular communication Effects 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 230000000875 corresponding effect Effects 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 238000010295 mobile communication Methods 0.000 description 2
- 238000001228 spectrum Methods 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000002596 correlated effect Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/06—Reselecting a communication resource in the serving access point
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/30—Monitoring; Testing of propagation channels
- H04B17/309—Measuring or estimating channel quality parameters
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/30—Monitoring; Testing of propagation channels
- H04B17/382—Monitoring; Testing of propagation channels for resource allocation, admission control or handover
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/16—Performing reselection for specific purposes
- H04W36/18—Performing reselection for specific purposes for allowing seamless reselection, e.g. soft reselection
Abstract
Description
Claims
Priority Applications (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT99964613T ATE324757T1 (en) | 1998-12-18 | 1999-12-17 | ARRANGEMENT AND METHOD FOR ESTIMATING INTERMEDIATE FREQUENCY MEASUREMENTS FOR RADIO NETWORKS |
AU30404/00A AU3040400A (en) | 1998-12-18 | 1999-12-17 | System and method for estimating interfrequency measurements used for radio network function |
EP99964613A EP1142408B1 (en) | 1998-12-18 | 1999-12-17 | System and method for estimating interfrequency measurements used for radio network function |
CA2355242A CA2355242C (en) | 1998-12-18 | 1999-12-17 | System and method for estimating interfrequency measurements used for radio network function |
DE69931071T DE69931071T2 (en) | 1998-12-18 | 1999-12-17 | ARRANGEMENT AND METHOD FOR ESTIMATING INTERMEDIATE FREQUENCY MEASUREMENTS FOR WIRING NETWORKS |
CNB998146617A CN100375564C (en) | 1998-12-18 | 1999-12-17 | System and method for estimating interfrequency measurements used for radio network |
JP2000590413A JP4514175B2 (en) | 1998-12-18 | 1999-12-17 | System and method for estimating inter-frequency measurements used for wireless network functions |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IBPCT/IB98/02071 | 1998-12-18 | ||
IB9802071 | 1998-12-18 | ||
US09/464,484 | 1999-12-15 | ||
US09/464,484 US6546252B1 (en) | 1998-12-18 | 1999-12-15 | System and method for estimating interfrequency measurements used for radio network function |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2000038457A1 true WO2000038457A1 (en) | 2000-06-29 |
Family
ID=26318727
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/EP1999/010136 WO2000038457A1 (en) | 1998-12-18 | 1999-12-17 | System and method for estimating interfrequency measurements used for radio network function |
Country Status (12)
Country | Link |
---|---|
US (1) | US6546252B1 (en) |
EP (1) | EP1142408B1 (en) |
JP (1) | JP4514175B2 (en) |
CN (1) | CN100375564C (en) |
AR (1) | AR021914A1 (en) |
AT (1) | ATE324757T1 (en) |
AU (1) | AU3040400A (en) |
CA (1) | CA2355242C (en) |
DE (1) | DE69931071T2 (en) |
MY (1) | MY122467A (en) |
TW (1) | TW522743B (en) |
WO (1) | WO2000038457A1 (en) |
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WO2002007464A1 (en) * | 2000-07-18 | 2002-01-24 | Telefonaktiebolaget Lm Ericsson (Publ) | Adaptive power management for a node of a cellular telecommunications network |
EP1176730A1 (en) * | 2000-07-26 | 2002-01-30 | Motorola, Inc. | Interference estimation in a communications system |
GB2372404A (en) * | 2001-02-16 | 2002-08-21 | Ericsson Telefon Ab L M | Estimating signal strength measurements |
EP1502453A1 (en) * | 2002-04-29 | 2005-02-02 | Nokia Corporation | Method and apparatus for estimating signal quality for uplink interference avoidance |
EP1529405A2 (en) * | 2002-08-08 | 2005-05-11 | Flarion Technologies, INC. | Method of creating and utilizing diversity in a multiple carrier communication system |
EP1575324A1 (en) * | 2004-03-10 | 2005-09-14 | France Telecom | A new blind handover technique |
WO2005088925A1 (en) * | 2004-03-12 | 2005-09-22 | Samsung Electronics Co., Ltd. | Method and system for transmitting data using a safety channel in a broadband wireless access system |
WO2006068556A1 (en) * | 2004-12-21 | 2006-06-29 | Telefonaktiebolaget Lm Ericsson (Publ) | Blind handover using load compensated measurements |
EP2048893A1 (en) * | 2006-07-27 | 2009-04-15 | Fujitsu Limited | Wireless communication system, base station apparatus, and mobile station apparatus |
EP2068572A1 (en) * | 2006-10-03 | 2009-06-10 | NTT DoCoMo, Inc. | Cell/carrier switching and switching back upon rrc connection |
US7778643B2 (en) | 2002-08-08 | 2010-08-17 | Qualcomm Incorporated | Power and timing control methods and apparatus |
US7853260B2 (en) | 2002-04-29 | 2010-12-14 | Nokia Corporation | Method and apparatus for cell identification for uplink interference avoidance using inter-frequency measurements |
US8135407B2 (en) | 2005-12-09 | 2012-03-13 | Telefonaktiebolaget Lm Ericsson (Publ) | Network evaluated hard hardover using predictions |
US8190163B2 (en) | 2002-08-08 | 2012-05-29 | Qualcomm Incorporated | Methods and apparatus of enhanced coding in multi-user communication systems |
US8315662B2 (en) | 2003-08-13 | 2012-11-20 | Qualcomm Incorporated | User specific downlink power control channel Q-bit |
EP2621215A1 (en) * | 2004-04-15 | 2013-07-31 | QUALCOMM Incorporated | Selecting between multiple carriers based on signal energy measurements |
US8553595B2 (en) | 2003-02-19 | 2013-10-08 | Qualcomm Incorporated | Controlled superposition coding in multi-user communication systems |
US8593932B2 (en) | 2003-05-16 | 2013-11-26 | Qualcomm Incorporated | Efficient signal transmission methods and apparatus using a shared transmission resource |
US8755313B2 (en) | 2007-01-11 | 2014-06-17 | Qualcomm Incorporated | Using DTX and DRX in a wireless communication system |
US9118358B2 (en) | 2004-04-15 | 2015-08-25 | Qualcomm Incorporated | Methods and apparatus for selecting between multiple carriers using a single receiver chain tuned to a single carrier |
US9277470B2 (en) | 2002-08-08 | 2016-03-01 | Qualcomm Incorporated | Method of creating and utilizing diversity in a multiple carrier communication system |
EP2491693A4 (en) * | 2009-12-30 | 2016-03-02 | Mediatek Inc | Measurement and carrier group based optimization in wireless ofdm multi-carrier communication systems |
US10051557B2 (en) | 2013-08-05 | 2018-08-14 | Zte Corporation | Method, system and device for helping multi-mode terminal discover communications opportunities |
EP4075857A4 (en) * | 2019-12-13 | 2023-08-16 | Ntt Docomo, Inc. | Terminal and measurement method |
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US8134980B2 (en) | 1998-06-01 | 2012-03-13 | Ipr Licensing, Inc. | Transmittal of heartbeat signal at a lower level than heartbeat request |
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US8000241B2 (en) * | 2001-06-26 | 2011-08-16 | Qualcomm Incorporated | Methods and apparatus for controlling access link packet flow aggregation and resource allocation in a mobile communications system |
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US7580390B2 (en) * | 2001-11-26 | 2009-08-25 | Qualcomm Incorporated | Reducing handover frequency error |
JP4423836B2 (en) * | 2002-04-03 | 2010-03-03 | 日本電気株式会社 | Cellular system, communication control method, and mobile station |
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US20030224730A1 (en) * | 2002-04-29 | 2003-12-04 | Peter Muszynski | Method and apparatus for selection of downlink carriers in a cellular system using multiple downlink carriers |
US7525948B2 (en) * | 2002-04-29 | 2009-04-28 | Nokia Corporation | Method and apparatus for utilizing synchronization information |
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US20040022217A1 (en) * | 2002-04-29 | 2004-02-05 | Sari Korpela | Method and apparatus for soft handover area detection using inter-band measurements |
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US7882346B2 (en) | 2002-10-15 | 2011-02-01 | Qualcomm Incorporated | Method and apparatus for providing authentication, authorization and accounting to roaming nodes |
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KR100556362B1 (en) * | 2003-04-28 | 2006-03-03 | 엘지전자 주식회사 | Method for progressing quality of packet communication service |
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US7164915B2 (en) * | 2003-12-19 | 2007-01-16 | Interdigital Technology Corporation | Handover in a wireless local area network (WLAN) |
US7697501B2 (en) | 2004-02-06 | 2010-04-13 | Qualcomm Incorporated | Methods and apparatus for separating home agent functionality |
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JP5281845B2 (en) * | 2008-08-11 | 2013-09-04 | 京セラ株式会社 | Wireless communication system, wireless communication terminal, and base station selection method |
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WO1998030043A2 (en) * | 1996-12-31 | 1998-07-09 | Telefonaktiebolaget Lm Ericsson (Publ) | Compensation for mobile assisted handoff measurement inaccuracies |
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1999
- 1999-12-15 US US09/464,484 patent/US6546252B1/en not_active Expired - Lifetime
- 1999-12-17 AT AT99964613T patent/ATE324757T1/en not_active IP Right Cessation
- 1999-12-17 WO PCT/EP1999/010136 patent/WO2000038457A1/en active IP Right Grant
- 1999-12-17 CN CNB998146617A patent/CN100375564C/en not_active Expired - Fee Related
- 1999-12-17 AU AU30404/00A patent/AU3040400A/en not_active Abandoned
- 1999-12-17 AR ARP990106558A patent/AR021914A1/en not_active Application Discontinuation
- 1999-12-17 JP JP2000590413A patent/JP4514175B2/en not_active Expired - Lifetime
- 1999-12-17 EP EP99964613A patent/EP1142408B1/en not_active Expired - Lifetime
- 1999-12-17 DE DE69931071T patent/DE69931071T2/en not_active Expired - Lifetime
- 1999-12-17 MY MYPI99005542A patent/MY122467A/en unknown
- 1999-12-17 CA CA2355242A patent/CA2355242C/en not_active Expired - Lifetime
- 1999-12-22 TW TW088122652A patent/TW522743B/en not_active IP Right Cessation
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WO1998030043A2 (en) * | 1996-12-31 | 1998-07-09 | Telefonaktiebolaget Lm Ericsson (Publ) | Compensation for mobile assisted handoff measurement inaccuracies |
Non-Patent Citations (1)
Title |
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MARSAN M J: "SUBSCRIBER-INITIATED INTRA-CELL HANDOVER", MOTOROLA TECHNICAL DEVELOPMENTS,US,MOTOROLA INC. SCHAUMBURG, ILLINOIS, vol. 32, 1 September 1997 (1997-09-01), pages 25 - 26, XP000741113 * |
Cited By (41)
Publication number | Priority date | Publication date | Assignee | Title |
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WO2002007464A1 (en) * | 2000-07-18 | 2002-01-24 | Telefonaktiebolaget Lm Ericsson (Publ) | Adaptive power management for a node of a cellular telecommunications network |
EP1176730A1 (en) * | 2000-07-26 | 2002-01-30 | Motorola, Inc. | Interference estimation in a communications system |
WO2002009304A1 (en) * | 2000-07-26 | 2002-01-31 | Motorola Inc | Interference estimation in a communications system |
US7171211B2 (en) | 2001-02-16 | 2007-01-30 | Telefonaktiebolaget Lm Ericsson (Publ) | Estimating signal strength measurements in a telecommunications system |
GB2372404A (en) * | 2001-02-16 | 2002-08-21 | Ericsson Telefon Ab L M | Estimating signal strength measurements |
GB2372404B (en) * | 2001-02-16 | 2003-04-09 | Ericsson Telefon Ab L M | Telecommunications system |
DE10296336B4 (en) * | 2001-02-16 | 2014-11-06 | Telefonaktiebolaget Lm Ericsson (Publ) | Estimating signal strength measurements in a telecommunication system |
US7853260B2 (en) | 2002-04-29 | 2010-12-14 | Nokia Corporation | Method and apparatus for cell identification for uplink interference avoidance using inter-frequency measurements |
EP1502453A1 (en) * | 2002-04-29 | 2005-02-02 | Nokia Corporation | Method and apparatus for estimating signal quality for uplink interference avoidance |
EP1502453A4 (en) * | 2002-04-29 | 2007-09-12 | Nokia Corp | Method and apparatus for estimating signal quality for uplink interference avoidance |
EP1529405A2 (en) * | 2002-08-08 | 2005-05-11 | Flarion Technologies, INC. | Method of creating and utilizing diversity in a multiple carrier communication system |
US8620332B2 (en) | 2002-08-08 | 2013-12-31 | Qualcomm Incorporated | Wireless timing and power control |
EP2680641A1 (en) * | 2002-08-08 | 2014-01-01 | Qualcomm Incorporated | Intercarrier handoff in a multiple carrier communication system |
US9277470B2 (en) | 2002-08-08 | 2016-03-01 | Qualcomm Incorporated | Method of creating and utilizing diversity in a multiple carrier communication system |
US8190163B2 (en) | 2002-08-08 | 2012-05-29 | Qualcomm Incorporated | Methods and apparatus of enhanced coding in multi-user communication systems |
EP1529405A4 (en) * | 2002-08-08 | 2010-01-20 | Qualcomm Inc | Method of creating and utilizing diversity in a multiple carrier communication system |
US7778643B2 (en) | 2002-08-08 | 2010-08-17 | Qualcomm Incorporated | Power and timing control methods and apparatus |
US8553595B2 (en) | 2003-02-19 | 2013-10-08 | Qualcomm Incorporated | Controlled superposition coding in multi-user communication systems |
US8593932B2 (en) | 2003-05-16 | 2013-11-26 | Qualcomm Incorporated | Efficient signal transmission methods and apparatus using a shared transmission resource |
US8315662B2 (en) | 2003-08-13 | 2012-11-20 | Qualcomm Incorporated | User specific downlink power control channel Q-bit |
EP1575324A1 (en) * | 2004-03-10 | 2005-09-14 | France Telecom | A new blind handover technique |
US7224972B2 (en) | 2004-03-10 | 2007-05-29 | France Telecom | Blind handover technique |
WO2005088925A1 (en) * | 2004-03-12 | 2005-09-22 | Samsung Electronics Co., Ltd. | Method and system for transmitting data using a safety channel in a broadband wireless access system |
KR100871244B1 (en) * | 2004-03-12 | 2008-11-28 | 삼성전자주식회사 | Method and System for transmitting data using a Safety channel in Broadband Wireless Access System |
US9118358B2 (en) | 2004-04-15 | 2015-08-25 | Qualcomm Incorporated | Methods and apparatus for selecting between multiple carriers using a single receiver chain tuned to a single carrier |
EP2621215A1 (en) * | 2004-04-15 | 2013-07-31 | QUALCOMM Incorporated | Selecting between multiple carriers based on signal energy measurements |
WO2006068556A1 (en) * | 2004-12-21 | 2006-06-29 | Telefonaktiebolaget Lm Ericsson (Publ) | Blind handover using load compensated measurements |
US8135407B2 (en) | 2005-12-09 | 2012-03-13 | Telefonaktiebolaget Lm Ericsson (Publ) | Network evaluated hard hardover using predictions |
US8428613B2 (en) | 2006-07-27 | 2013-04-23 | Fujitsu Limited | Wireless communication system, base station device and mobile station device |
EP2048893A4 (en) * | 2006-07-27 | 2011-07-06 | Fujitsu Ltd | Wireless communication system, base station apparatus, and mobile station apparatus |
EP2048893A1 (en) * | 2006-07-27 | 2009-04-15 | Fujitsu Limited | Wireless communication system, base station apparatus, and mobile station apparatus |
EP2068572A1 (en) * | 2006-10-03 | 2009-06-10 | NTT DoCoMo, Inc. | Cell/carrier switching and switching back upon rrc connection |
EP2068572A4 (en) * | 2006-10-03 | 2013-06-12 | Ntt Docomo Inc | Cell/carrier switching and switching back upon rrc connection |
US9674786B2 (en) | 2007-01-11 | 2017-06-06 | Qualcomm Incorporated | Using DTX and DRX in a wireless communication system |
US8755313B2 (en) | 2007-01-11 | 2014-06-17 | Qualcomm Incorporated | Using DTX and DRX in a wireless communication system |
US9432942B2 (en) | 2007-01-11 | 2016-08-30 | Qualcomm Incorporated | Using DTX and DRX in a wireless communication system |
EP2491693A4 (en) * | 2009-12-30 | 2016-03-02 | Mediatek Inc | Measurement and carrier group based optimization in wireless ofdm multi-carrier communication systems |
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EP3407557A1 (en) * | 2009-12-30 | 2018-11-28 | MediaTek Inc. | Measurement and carrier group based optimization in wireless ofdm multi-carrier communication systems |
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Also Published As
Publication number | Publication date |
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DE69931071D1 (en) | 2006-06-01 |
JP2002534023A (en) | 2002-10-08 |
DE69931071T2 (en) | 2006-11-30 |
US6546252B1 (en) | 2003-04-08 |
EP1142408A1 (en) | 2001-10-10 |
AU3040400A (en) | 2000-07-12 |
CN100375564C (en) | 2008-03-12 |
EP1142408B1 (en) | 2006-04-26 |
MY122467A (en) | 2006-04-29 |
JP4514175B2 (en) | 2010-07-28 |
ATE324757T1 (en) | 2006-05-15 |
TW522743B (en) | 2003-03-01 |
CA2355242C (en) | 2010-08-17 |
CN1330850A (en) | 2002-01-09 |
CA2355242A1 (en) | 2000-06-29 |
AR021914A1 (en) | 2002-09-04 |
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