JP4546254B2 - 無線通信の改善されたパス損失測定を行うための方法、および、装置 - Google Patents
無線通信の改善されたパス損失測定を行うための方法、および、装置 Download PDFInfo
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- JP4546254B2 JP4546254B2 JP2004558704A JP2004558704A JP4546254B2 JP 4546254 B2 JP4546254 B2 JP 4546254B2 JP 2004558704 A JP2004558704 A JP 2004558704A JP 2004558704 A JP2004558704 A JP 2004558704A JP 4546254 B2 JP4546254 B2 JP 4546254B2
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- path loss
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- 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]
- H04W52/06—TPC algorithms
- H04W52/14—Separate analysis of uplink or downlink
- H04W52/146—Uplink power control
-
- 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
- H04B17/318—Received signal strength
- H04B17/327—Received signal code power [RSCP]
-
- 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
- H04B17/336—Signal-to-interference ratio [SIR] or carrier-to-interference ratio [CIR]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/24—Radio transmission systems, i.e. using radiation field for communication between two or more posts
- H04B7/26—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile
- H04B7/2603—Arrangements for wireless physical layer control
- H04B7/2609—Arrangements for range control, e.g. by using remote antennas
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/24—Radio transmission systems, i.e. using radiation field for communication between two or more posts
- H04B7/26—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile
- H04B7/2662—Arrangements for Wireless System Synchronisation
- H04B7/2671—Arrangements for Wireless Time-Division Multiple Access [TDMA] System Synchronisation
-
- 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]
- H04W52/06—TPC algorithms
- H04W52/10—Open loop power control
-
- 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]
- H04W52/18—TPC being performed according to specific parameters
- H04W52/22—TPC being performed according to specific parameters taking into account previous information or commands
- H04W52/228—TPC being performed according to specific parameters taking into account previous information or commands using past power values or information
-
- 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]
- H04W52/18—TPC being performed according to specific parameters
- H04W52/24—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters
- H04W52/242—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters taking into account path loss
-
- 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]
- H04W52/18—TPC being performed according to specific parameters
- H04W52/24—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters
- H04W52/243—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters taking into account interferences
-
- 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]
- H04W52/54—Signalisation aspects of the TPC commands, e.g. frame structure
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Quality & Reliability (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Mobile Radio Communication Systems (AREA)
- Time-Division Multiplex Systems (AREA)
Description
UL Tx Pwr=干渉値+制御可能オフセット+SIR+PL;方程式(1)
この場合、SIRは信号と干渉との間の定量で、パス損失(PL)は以下のようにして得られる:PL=(ビーコンチャネルの送信電力)−(ビーコンチャネルのRSCP)、または、HS−PDSCHの場合は、PL=(ビーコンチャネルの送信電力)−(電力オフセット)−(HS−PDSCHの合計RSCP)、ここで電力オフセット=(ビーコンチャネルの送信電力)−(HS−PDSCHの合計送信電力である。
Claims (13)
- 無線送信/受信ユニット(WTRU)において使用するためのアップリンク電力要件を決定するための方法であって、
フレームの第1のタイムスロットにおけるビーコン信号を含む第1チャネルから第1の測定値を取得するステップと、
前記フレームの第2のタイムスロットにおける既知の送信信号強度をもつ第2チャネルから第2の測定値を取得するステップと、
前記第1の測定値と前記第2の測定値を使用して、パス損失推定値を決定するステップと
を具えたことを特徴とする方法。 - 前記パス損失推定値を使用して、送信電力を決定するステップをさらに具えたことを特徴とする請求項1記載の方法。
- 前記パス損失推定値を使用して、前記フレームの第3のタイムスロットにおける送信電力を制御するステップをさらに具えたことを特徴とする請求項1記載の方法。
- 前記フレームの第4のタイムスロットから第3の測定値を取得するステップと、
前記第1の測定値、前記第2の測定値、および前記第3の測定値を使用して、第2のパス損失推定値を取得するステップと
をさらに具えたことを特徴とする請求項1記載の方法。 - 前記第1の測定値を取得するステップと、前記第2の測定値を取得するステップは、時分割多重と時分割同期符号多元接続のいずれかを使用するステップを含むことを特徴とする請求項1記載の方法。
- 前記第1の測定値を取得するステップと、前記第2の測定値を取得するステップは、各々、希望波受信電力の測定値を取得するステップを含むことを特徴とする請求項1記載の方法。
- 無線送信/受信ユニット(WTRU)において使用するための方法であって、
ビーコンチャネルを受信するステップと、
前記ビーコンチャネルと物理チャネルとの間の送信電力の差異を示す電力オフセット値を受信するステップと、
前記ビーコンチャネルの希望波受信電力(RSCP)測定値を取得するステップと、
前記物理チャネルの希望波受信電力(RSCP)測定値を取得するステップと、
前記ビーコンチャネルの測定値、前記物理チャネルの測定値、および電力オフセット値に基づいて、パス損失を決定するステップと
を具えたことを特徴とする方法。 - アップリンクタイムスロットで使用するための前記パス損失を採用するステップをさらに具えたことを特徴とする請求項7記載の方法。
- 前記物理チャネルの送信電力が一定であることを特徴とする請求項7記載の方法。
- 無線送信/受信ユニット(WTRU)であって、
測定ユニットと、
ここで、該測定ユニットは、
フレームの所与のタイムスロットにおけるビーコン信号を含む第1チャネルから第1の測定値を取得し、
前記フレームの第2タイムスロットにおける第2チャネルから第2の測定値を取得するように構成され、
前記第1の測定値と前記第2の測定値とを使用して、パス損失推定値を決定するように構成されたプロセッサと
を具えたことを特徴とする無線送信/受信ユニット(WTRU)。 - アップリンクタイムスロットにおける前記パス損失推定値を使用するように構成された送信機をさらに具えたことを特徴とする請求項10記載の無線送信/受信ユニット(WTRU)。
- 前記送信機は、送信電力を制御するために前記パス損失推定値を使用するように構成されたことを特徴とする請求項10記載の無線送信/受信ユニット(WTRU)。
- アップリンク電力要件を決定するための無線送信/受信ユニット(WTRU)であって、
ビーコン信号を含む第1チャネル、第2チャネル、および前記第1チャネルと第2チャネルとの間の送信電力の差異を示す電力オフセット値を受信するように構成された受信回路と、
前記第1チャネルと第2チャネルとの各々の希望波受信電力(RSCP)測定値を取得するように構成された測定回路と、
前記第1チャネルの測定値、前記第2チャネルの測定値、および電力オフセット値を使用して、パス損失を決定するように構成されたパス損失回路と
を具えたことを特徴とする無線送信/受信ユニット(WTRU)。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US43270302P | 2002-12-11 | 2002-12-11 | |
PCT/US2003/039459 WO2004054135A1 (en) | 2002-12-11 | 2003-12-10 | Improved path loss measurements in wireless communications |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2006510260A JP2006510260A (ja) | 2006-03-23 |
JP2006510260A5 JP2006510260A5 (ja) | 2006-12-21 |
JP4546254B2 true JP4546254B2 (ja) | 2010-09-15 |
Family
ID=32507987
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2004558704A Expired - Fee Related JP4546254B2 (ja) | 2002-12-11 | 2003-12-10 | 無線通信の改善されたパス損失測定を行うための方法、および、装置 |
Country Status (16)
Country | Link |
---|---|
US (1) | US7372898B2 (ja) |
EP (2) | EP2099246A1 (ja) |
JP (1) | JP4546254B2 (ja) |
KR (3) | KR101025841B1 (ja) |
CN (2) | CN1726662B (ja) |
AR (1) | AR042364A1 (ja) |
AT (1) | ATE437484T1 (ja) |
AU (1) | AU2003299605A1 (ja) |
BR (1) | BR0316762A (ja) |
CA (1) | CA2509640A1 (ja) |
DE (1) | DE60328525D1 (ja) |
IL (1) | IL169102A0 (ja) |
MX (1) | MXPA05006218A (ja) |
NO (1) | NO20053256L (ja) |
TW (3) | TWI333343B (ja) |
WO (1) | WO2004054135A1 (ja) |
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2003
- 2003-12-09 US US10/731,457 patent/US7372898B2/en not_active Expired - Fee Related
- 2003-12-10 WO PCT/US2003/039459 patent/WO2004054135A1/en active Application Filing
- 2003-12-10 KR KR1020057018459A patent/KR101025841B1/ko not_active IP Right Cessation
- 2003-12-10 CN CN200380105914.4A patent/CN1726662B/zh not_active Expired - Fee Related
- 2003-12-10 DE DE60328525T patent/DE60328525D1/de not_active Expired - Fee Related
- 2003-12-10 MX MXPA05006218A patent/MXPA05006218A/es not_active Application Discontinuation
- 2003-12-10 AT AT03799895T patent/ATE437484T1/de not_active IP Right Cessation
- 2003-12-10 EP EP09162471A patent/EP2099246A1/en not_active Withdrawn
- 2003-12-10 BR BR0316762-3A patent/BR0316762A/pt not_active IP Right Cessation
- 2003-12-10 TW TW093120817A patent/TWI333343B/zh not_active IP Right Cessation
- 2003-12-10 JP JP2004558704A patent/JP4546254B2/ja not_active Expired - Fee Related
- 2003-12-10 CA CA002509640A patent/CA2509640A1/en not_active Abandoned
- 2003-12-10 AU AU2003299605A patent/AU2003299605A1/en not_active Abandoned
- 2003-12-10 EP EP03799895A patent/EP1579602B1/en not_active Expired - Lifetime
- 2003-12-10 CN CN201310180997.9A patent/CN103327522B/zh not_active Expired - Fee Related
- 2003-12-10 TW TW095146535A patent/TWI343725B/zh not_active IP Right Cessation
- 2003-12-10 KR KR1020107020802A patent/KR20100110395A/ko not_active Application Discontinuation
- 2003-12-10 TW TW092134938A patent/TWI249296B/zh not_active IP Right Cessation
- 2003-12-10 KR KR1020057010656A patent/KR101025839B1/ko not_active IP Right Cessation
- 2003-12-11 AR ARP030104564A patent/AR042364A1/es not_active Application Discontinuation
-
2005
- 2005-06-09 IL IL169102A patent/IL169102A0/en unknown
- 2005-07-01 NO NO20053256A patent/NO20053256L/no not_active Application Discontinuation
Also Published As
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KR20100110395A (ko) | 2010-10-12 |
EP2099246A1 (en) | 2009-09-09 |
KR20050091000A (ko) | 2005-09-14 |
IL169102A0 (en) | 2007-07-04 |
US7372898B2 (en) | 2008-05-13 |
TW200742313A (en) | 2007-11-01 |
MXPA05006218A (es) | 2005-08-19 |
CN1726662B (zh) | 2013-06-19 |
TWI249296B (en) | 2006-02-11 |
NO20053256L (no) | 2005-07-01 |
DE60328525D1 (de) | 2009-09-03 |
BR0316762A (pt) | 2005-10-25 |
EP1579602A4 (en) | 2006-01-18 |
ATE437484T1 (de) | 2009-08-15 |
US20040170132A1 (en) | 2004-09-02 |
TW200414709A (en) | 2004-08-01 |
JP2006510260A (ja) | 2006-03-23 |
CA2509640A1 (en) | 2004-06-24 |
AR042364A1 (es) | 2005-06-15 |
KR101025839B1 (ko) | 2011-03-30 |
CN1726662A (zh) | 2006-01-25 |
TW200518501A (en) | 2005-06-01 |
EP1579602A1 (en) | 2005-09-28 |
CN103327522B (zh) | 2016-06-01 |
EP1579602B1 (en) | 2009-07-22 |
WO2004054135A1 (en) | 2004-06-24 |
TWI333343B (en) | 2010-11-11 |
KR20050099645A (ko) | 2005-10-14 |
AU2003299605A1 (en) | 2004-06-30 |
CN103327522A (zh) | 2013-09-25 |
KR101025841B1 (ko) | 2011-03-30 |
TWI343725B (en) | 2011-06-11 |
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