TW396686B - Modified downlink power control during macrodiversity - Google Patents
Modified downlink power control during macrodiversity Download PDFInfo
- Publication number
- TW396686B TW396686B TW87108811A TW87108811A TW396686B TW 396686 B TW396686 B TW 396686B TW 87108811 A TW87108811 A TW 87108811A TW 87108811 A TW87108811 A TW 87108811A TW 396686 B TW396686 B TW 396686B
- Authority
- TW
- Taiwan
- Prior art keywords
- station
- base station
- base
- signal
- power
- Prior art date
Links
- 238000000034 method Methods 0.000 claims abstract description 48
- 238000004891 communication Methods 0.000 claims abstract description 20
- 230000005540 biological transmission Effects 0.000 claims description 41
- 230000002079 cooperative effect Effects 0.000 claims description 9
- 230000001276 controlling effect Effects 0.000 claims description 4
- 238000005516 engineering process Methods 0.000 claims description 4
- 241000251468 Actinopterygii Species 0.000 claims description 3
- 238000012546 transfer Methods 0.000 claims description 2
- 239000007787 solid Substances 0.000 claims 2
- PCTMTFRHKVHKIS-BMFZQQSSSA-N (1s,3r,4e,6e,8e,10e,12e,14e,16e,18s,19r,20r,21s,25r,27r,30r,31r,33s,35r,37s,38r)-3-[(2r,3s,4s,5s,6r)-4-amino-3,5-dihydroxy-6-methyloxan-2-yl]oxy-19,25,27,30,31,33,35,37-octahydroxy-18,20,21-trimethyl-23-oxo-22,39-dioxabicyclo[33.3.1]nonatriaconta-4,6,8,10 Chemical compound C1C=C2C[C@@H](OS(O)(=O)=O)CC[C@]2(C)[C@@H]2[C@@H]1[C@@H]1CC[C@H]([C@H](C)CCCC(C)C)[C@@]1(C)CC2.O[C@H]1[C@@H](N)[C@H](O)[C@@H](C)O[C@H]1O[C@H]1/C=C/C=C/C=C/C=C/C=C/C=C/C=C/[C@H](C)[C@@H](O)[C@@H](C)[C@H](C)OC(=O)C[C@H](O)C[C@H](O)CC[C@@H](O)[C@H](O)C[C@H](O)C[C@](O)(C[C@H](O)[C@H]2C(O)=O)O[C@H]2C1 PCTMTFRHKVHKIS-BMFZQQSSSA-N 0.000 claims 1
- 241001233037 catfish Species 0.000 claims 1
- 230000004313 glare Effects 0.000 claims 1
- 230000007774 longterm Effects 0.000 claims 1
- 238000002360 preparation method Methods 0.000 claims 1
- 230000011664 signaling Effects 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract 1
- 230000008859 change Effects 0.000 description 6
- 230000009471 action Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 230000004044 response Effects 0.000 description 3
- 230000001413 cellular effect Effects 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 2
- 239000010931 gold Substances 0.000 description 2
- 229910052737 gold Inorganic materials 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000008054 signal transmission Effects 0.000 description 2
- 238000011144 upstream manufacturing Methods 0.000 description 2
- 241001674044 Blattodea Species 0.000 description 1
- 101000654471 Mus musculus NAD-dependent protein deacetylase sirtuin-1 Proteins 0.000 description 1
- 241000270666 Testudines Species 0.000 description 1
- 241000209140 Triticum Species 0.000 description 1
- 235000021307 Triticum Nutrition 0.000 description 1
- 239000008186 active pharmaceutical agent Substances 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000010267 cellular communication Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 235000012907 honey Nutrition 0.000 description 1
- 239000000976 ink Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000001568 sexual effect Effects 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 238000010561 standard procedure Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
- H04W52/04—Transmission power control [TPC]
- H04W52/38—TPC being performed in particular situations
- H04W52/40—TPC being performed in particular situations during macro-diversity or soft handoff
-
- 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
- H04B7/022—Site diversity; Macro-diversity
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
- H04W52/04—Transmission power control [TPC]
- H04W52/30—Transmission power control [TPC] using constraints in the total amount of available transmission power
- H04W52/36—Transmission power control [TPC] using constraints in the total amount of available transmission power with a discrete range or set of values, e.g. step size, ramping or offsets
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
- Radio Transmission System (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US08/870,867 US6259927B1 (en) | 1997-06-06 | 1997-06-06 | Transmit power control in a radio communication system |
| US6960797P | 1997-12-15 | 1997-12-15 | |
| SE9704676A SE511167C2 (sv) | 1997-12-15 | 1997-12-15 | Förfarande för effektstyrning vid mjuk överlämning i telekommunikationssystem |
| US09/057,793 US6085108A (en) | 1997-12-15 | 1998-04-09 | Modified downlink power control during macrodiversity |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| TW396686B true TW396686B (en) | 2000-07-01 |
Family
ID=27484804
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| TW87108811A TW396686B (en) | 1997-06-06 | 1998-06-04 | Modified downlink power control during macrodiversity |
Country Status (10)
| Country | Link |
|---|---|
| EP (1) | EP1048130B1 (enExample) |
| JP (2) | JP4060891B2 (enExample) |
| CN (1) | CN1119874C (enExample) |
| AR (1) | AR012936A1 (enExample) |
| AU (1) | AU746183B2 (enExample) |
| BR (1) | BR9809956A (enExample) |
| CA (1) | CA2292495C (enExample) |
| DE (1) | DE69838261T2 (enExample) |
| TW (1) | TW396686B (enExample) |
| WO (1) | WO1998056200A2 (enExample) |
Families Citing this family (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6580700B1 (en) * | 1995-10-27 | 2003-06-17 | Symbol Technologies, Inc. | Data rate algorithms for use in wireless local area networks |
| US6067446A (en) * | 1996-07-11 | 2000-05-23 | Telefonaktiebolaget Lm Ericsson | Power presetting in a radio communication system |
| FR2787671B1 (fr) * | 1998-12-22 | 2001-02-16 | Nortel Matra Cellular | Procede de radiocommunication cellulaire, equipements de controle et stations mobiles mettant en oeuvre ce procede |
| DE59912625D1 (de) * | 1999-03-29 | 2006-02-16 | Alcatel Sa | Sendeleistungsregelung in einem Mobilkommunikationssytem |
| EP1058407A1 (de) | 1999-04-01 | 2000-12-06 | Alcatel | Sendeleistungskorrektur in einem Mobilkommunikationssystem |
| US6249683B1 (en) * | 1999-04-08 | 2001-06-19 | Qualcomm Incorporated | Forward link power control of multiple data streams transmitted to a mobile station using a common power control channel |
| EP1063787A1 (en) * | 1999-06-18 | 2000-12-27 | Alcatel | Operating a cellular telecommunication system |
| US6628958B1 (en) * | 1999-09-15 | 2003-09-30 | Lucent Technologies Inc. | Method for adjusting the transmit power level during soft handoff in wireless communication systems |
| US6553016B1 (en) * | 1999-12-20 | 2003-04-22 | Telfonaktiebolaget Lm Ericsson (Publ) | Downlink power control at soft handover |
| JP4679686B2 (ja) * | 2000-02-07 | 2011-04-27 | パナソニック株式会社 | 無線通信装置及び送信電力制御方法 |
| US6823193B1 (en) | 2000-02-28 | 2004-11-23 | Telefonaktiebolaget Lm Ericsson (Publ) | Downlink transmit power synchronization during diversity communication with a mobile station |
| GB0008021D0 (en) * | 2000-03-31 | 2000-05-17 | Koninkl Philips Electronics Nv | Radio communication system |
| FR2809252B1 (fr) * | 2000-05-17 | 2003-10-03 | Cit Alcatel | Procede d'ajustement de puissance d'emission par des stations de base transmettant en macro-diversite |
| US6718180B1 (en) * | 2000-10-24 | 2004-04-06 | Telefonaktiebolaget Lm Ericsson (Publ) | Power level convergence in a communications system |
| WO2002041530A1 (en) | 2000-11-16 | 2002-05-23 | Sony Corporation | Information processing apparatus and communication apparatus |
| US6970716B2 (en) | 2001-02-22 | 2005-11-29 | Telefonaktiebolaget Lm Ericsson (Publ) | Power control for downlink shared channel in radio access telecommunications network |
| KR100474689B1 (ko) | 2001-08-30 | 2005-03-08 | 삼성전자주식회사 | 이동통신 시스템에서 소프트 핸드오프 도중의 전력제어 방법 |
| JP4475423B2 (ja) * | 2003-04-14 | 2010-06-09 | 日本電気株式会社 | ハンドオーバー機能試験方法及びスペクトラム拡散移動通信システム |
| GB2420053A (en) * | 2004-11-05 | 2006-05-10 | Agilent Technologies Inc | Monitoring synchronisation of signal measurement reports |
| CN101248611A (zh) | 2005-08-24 | 2008-08-20 | 艾利森电话股份有限公司 | 数据单元传送方法 |
| US8886245B2 (en) | 2007-03-09 | 2014-11-11 | Qualcomm Incorporated | Messaging scheme for controlling uplink transmit power of a wireless device |
| JP4992777B2 (ja) * | 2008-03-18 | 2012-08-08 | 富士通株式会社 | 無線通信方法、無線基地局、無線端末及び無線通信システム |
| KR101268687B1 (ko) * | 2008-08-18 | 2013-05-29 | 한국전자통신연구원 | 다중-셀 협력 통신을 위한 기지국들 및 단말을 포함하는 통신 시스템 |
| WO2010120219A1 (en) * | 2009-04-16 | 2010-10-21 | Telefonaktiebolaget L M Ericsson (Publ) | A method of power control |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5265119A (en) * | 1989-11-07 | 1993-11-23 | Qualcomm Incorporated | Method and apparatus for controlling transmission power in a CDMA cellular mobile telephone system |
| FI91345C (fi) * | 1992-06-24 | 1994-06-10 | Nokia Mobile Phones Ltd | Menetelmä kanavanvaihdon tehostamiseksi |
| JP2980156B2 (ja) * | 1994-05-12 | 1999-11-22 | エヌ・ティ・ティ移動通信網株式会社 | 送信電力制御方法および該制御方法を用いたスペクトル拡散通信装置 |
| WO1997008911A1 (en) * | 1995-08-31 | 1997-03-06 | Nokia Telecommunications Oy | A handover method, and a cellular radio system |
-
1998
- 1998-06-04 TW TW87108811A patent/TW396686B/zh not_active IP Right Cessation
- 1998-06-05 AU AU77024/98A patent/AU746183B2/en not_active Ceased
- 1998-06-05 AR ARP980102679 patent/AR012936A1/es active IP Right Grant
- 1998-06-05 WO PCT/US1998/010932 patent/WO1998056200A2/en not_active Ceased
- 1998-06-05 DE DE69838261T patent/DE69838261T2/de not_active Expired - Lifetime
- 1998-06-05 CA CA002292495A patent/CA2292495C/en not_active Expired - Fee Related
- 1998-06-05 JP JP55078798A patent/JP4060891B2/ja not_active Expired - Fee Related
- 1998-06-05 EP EP98924976A patent/EP1048130B1/en not_active Expired - Lifetime
- 1998-06-05 BR BR9809956-6A patent/BR9809956A/pt not_active Application Discontinuation
- 1998-06-05 CN CN 98807915 patent/CN1119874C/zh not_active Expired - Fee Related
-
2007
- 2007-08-23 JP JP2007217217A patent/JP4185152B2/ja not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| DE69838261D1 (de) | 2007-09-27 |
| CA2292495C (en) | 2006-10-10 |
| CA2292495A1 (en) | 1998-12-10 |
| WO1998056200A2 (en) | 1998-12-10 |
| AR012936A1 (es) | 2000-11-22 |
| JP2002511210A (ja) | 2002-04-09 |
| JP4060891B2 (ja) | 2008-03-12 |
| DE69838261T2 (de) | 2008-05-08 |
| WO1998056200A3 (en) | 1999-11-11 |
| CN1266561A (zh) | 2000-09-13 |
| JP2007329966A (ja) | 2007-12-20 |
| BR9809956A (pt) | 2000-08-01 |
| JP4185152B2 (ja) | 2008-11-26 |
| EP1048130A2 (en) | 2000-11-02 |
| CN1119874C (zh) | 2003-08-27 |
| EP1048130B1 (en) | 2007-08-15 |
| AU746183B2 (en) | 2002-04-18 |
| AU7702498A (en) | 1998-12-21 |
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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 |