TW573435B - Network-evaluated handover assisted by both mobile and base-stations - Google Patents
Network-evaluated handover assisted by both mobile and base-stations Download PDFInfo
- Publication number
- TW573435B TW573435B TW89110813A TW89110813A TW573435B TW 573435 B TW573435 B TW 573435B TW 89110813 A TW89110813 A TW 89110813A TW 89110813 A TW89110813 A TW 89110813A TW 573435 B TW573435 B TW 573435B
- Authority
- TW
- Taiwan
- Prior art keywords
- mobile station
- base station
- uplink
- downlink
- mobile
- Prior art date
Links
- 238000004891 communication Methods 0.000 claims description 50
- 230000005540 biological transmission Effects 0.000 claims description 21
- 238000000034 method Methods 0.000 claims description 11
- 238000012545 processing Methods 0.000 claims description 9
- 239000000463 material Substances 0.000 claims 1
- 239000013589 supplement Substances 0.000 claims 1
- 238000005259 measurement Methods 0.000 description 9
- 230000008901 benefit Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 230000002079 cooperative effect Effects 0.000 description 4
- 230000004044 response Effects 0.000 description 4
- 108010003272 Hyaluronate lyase Proteins 0.000 description 3
- 230000009471 action Effects 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 230000001413 cellular effect Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000000875 corresponding effect Effects 0.000 description 2
- 238000010295 mobile communication Methods 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- IRLPACMLTUPBCL-KQYNXXCUSA-N 5'-adenylyl sulfate Chemical compound C1=NC=2C(N)=NC=NC=2N1[C@@H]1O[C@H](COP(O)(=O)OS(O)(=O)=O)[C@@H](O)[C@H]1O IRLPACMLTUPBCL-KQYNXXCUSA-N 0.000 description 1
- 206010011469 Crying Diseases 0.000 description 1
- NKMDIWKRKQFYPH-UHFFFAOYSA-N Lupan Natural products C1CCC(C)(C)C2CCC3(C)C4(C)CCC5(C)CCC(C(C)C)C5C4CCC3C21C NKMDIWKRKQFYPH-UHFFFAOYSA-N 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000012854 evaluation process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- 238000000926 separation method Methods 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
Classifications
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/24—Reselection being triggered by specific parameters
- H04W36/30—Reselection being triggered by specific parameters by measured or perceived connection quality data
- H04W36/302—Reselection being triggered by specific parameters by measured or perceived connection quality data due to low signal strength
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US34412299A | 1999-06-24 | 1999-06-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| TW573435B true TW573435B (en) | 2004-01-21 |
Family
ID=23349148
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| TW89110813A TW573435B (en) | 1999-06-24 | 2000-06-02 | Network-evaluated handover assisted by both mobile and base-stations |
Country Status (6)
| Country | Link |
|---|---|
| EP (1) | EP1192830A1 (fr) |
| JP (1) | JP2003503922A (fr) |
| CN (1) | CN1254144C (fr) |
| AU (1) | AU5261500A (fr) |
| TW (1) | TW573435B (fr) |
| WO (1) | WO2001001720A1 (fr) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8359056B2 (en) | 2005-08-24 | 2013-01-22 | Ntt Docomo, Inc. | Efficiently controlling enhanced dedicated physical data channel transmission rate to reduce rate setup time during active set update |
| US8634404B2 (en) | 2005-08-23 | 2014-01-21 | Nec Corporation | Mobile station, base station, mobile communication system, and communication method |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7206580B2 (en) | 1999-11-04 | 2007-04-17 | Qualcomm Incorporated | Method and apparatus for performing handoff in a high speed communication system |
| CN100382650C (zh) * | 2003-11-21 | 2008-04-16 | 株式会社日立国际电气 | 进行越区切换的移动通信系统和方法 |
| US7933600B2 (en) | 2004-06-15 | 2011-04-26 | Telefonaktiebolaget Lm Ericsson (Publ) | Smooth hard handover method, mobile station and base station adapted for the method |
| KR100677459B1 (ko) | 2005-06-10 | 2007-02-02 | 엘지전자 주식회사 | 이동통신 시스템의 핸드오버 처리 방법 및 시스템 |
| US8891489B2 (en) * | 2007-03-19 | 2014-11-18 | Qualcomm Incorporated | Handover mechanism that exploits uplink channel quality of a target cell |
| US8509776B2 (en) * | 2007-12-19 | 2013-08-13 | Motorola Mobility Llc | Network initiated proactive handover procedure for fast moving wireless devices |
| EP2120360A1 (fr) * | 2008-05-13 | 2009-11-18 | Vodafone Group PLC | Procédé et système d'amélioration de la qualité d'un GSM |
| CA2770699C (fr) * | 2009-08-12 | 2020-07-21 | Research In Motion Limited | Systeme et procede pour association et adaptation de liaison montante dans un reseau relais |
| CA2770701C (fr) | 2009-08-12 | 2017-03-14 | Research In Motion Limited | Systeme et procede d'adaptation de schema de modulation et de codage et de commande de puissance dans un reseau a relais |
| US9252936B2 (en) | 2009-12-17 | 2016-02-02 | Telefonaktiebolaget L M Ericsson (Publ) | GSM and LTE multiplexing |
| EP2805544A4 (fr) * | 2012-01-20 | 2015-11-25 | Nokia Solutions & Networks Oy | Transferts intercellulaires |
| US9253702B2 (en) | 2012-09-06 | 2016-02-02 | Telefonaktiebolaget L M Ericsson (Publ) | Handover in heterogeneous radio communication networks based on systematic imbalance differences |
| US8867397B2 (en) | 2012-10-17 | 2014-10-21 | Motorola Solutions, Inc. | Method and apparatus for uplink power control in an orthogonal frequency division multiple access communication system |
| US9674755B2 (en) * | 2014-01-15 | 2017-06-06 | Qualcomm Incorporated | Intra and inter-frequency handover in LTE with uplink and downlink metrics |
| KR20170018049A (ko) * | 2014-06-19 | 2017-02-15 | 미쓰비시덴키 가부시키가이샤 | 기지국, 제어국 및 핸드오버 방법 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE9200915D0 (sv) * | 1992-03-24 | 1992-03-24 | Ericsson Telefon Ab L M | Methods in a cellular mobile radio communincation system |
| US5697055A (en) * | 1994-10-16 | 1997-12-09 | Qualcomm Incorporated | Method and apparatus for handoff between different cellular communications systems |
| US5634192A (en) * | 1995-02-23 | 1997-05-27 | Northern Telecom Limited | Mobile-assisted handoff technique |
-
2000
- 2000-05-23 EP EP00937442A patent/EP1192830A1/fr not_active Withdrawn
- 2000-05-23 WO PCT/SE2000/001039 patent/WO2001001720A1/fr not_active Application Discontinuation
- 2000-05-23 AU AU52615/00A patent/AU5261500A/en not_active Abandoned
- 2000-05-23 CN CNB008119732A patent/CN1254144C/zh not_active Expired - Fee Related
- 2000-05-23 JP JP2001506262A patent/JP2003503922A/ja active Pending
- 2000-06-02 TW TW89110813A patent/TW573435B/zh not_active IP Right Cessation
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8634404B2 (en) | 2005-08-23 | 2014-01-21 | Nec Corporation | Mobile station, base station, mobile communication system, and communication method |
| US8359056B2 (en) | 2005-08-24 | 2013-01-22 | Ntt Docomo, Inc. | Efficiently controlling enhanced dedicated physical data channel transmission rate to reduce rate setup time during active set update |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2001001720A1 (fr) | 2001-01-04 |
| JP2003503922A (ja) | 2003-01-28 |
| AU5261500A (en) | 2001-01-31 |
| CN1371581A (zh) | 2002-09-25 |
| EP1192830A1 (fr) | 2002-04-03 |
| CN1254144C (zh) | 2006-04-26 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GD4A | Issue of patent certificate for granted invention patent | ||
| MM4A | Annulment or lapse of patent due to non-payment of fees |