KR101377680B1 - 멀티 캐리어 무선 단말기를 위한 전력 스케일링 방법 및 장치 - Google Patents
멀티 캐리어 무선 단말기를 위한 전력 스케일링 방법 및 장치 Download PDFInfo
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- 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
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- 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
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/0001—Arrangements for dividing the transmission path
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- H04L5/0005—Time-frequency
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/0001—Arrangements for dividing the transmission path
- H04L5/0014—Three-dimensional division
- H04L5/0016—Time-frequency-code
- H04L5/0021—Time-frequency-code in which codes are applied as a frequency-domain sequences, e.g. MC-CDMA
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
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- 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
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
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- 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
- H04W52/28—TPC being performed according to specific parameters using user profile, e.g. mobile speed, priority or network state, e.g. standby, idle or non-transmission
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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]
- H04W52/30—Transmission power control [TPC] using constraints in the total amount of available transmission power
- H04W52/32—TPC of broadcast or control channels
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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]
- H04W52/30—Transmission power control [TPC] using constraints in the total amount of available transmission power
- H04W52/32—TPC of broadcast or control channels
- H04W52/325—Power control of control or pilot channels
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- H04W52/04—Transmission power control [TPC]
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- H04W52/34—TPC management, i.e. sharing limited amount of power among users or channels or data types, e.g. cell loading
- H04W52/346—TPC management, i.e. sharing limited amount of power among users or channels or data types, e.g. cell loading distributing total power among users or channels
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- 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
- H04W52/365—Power headroom reporting
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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]
- H04W52/30—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
- H04W52/367—Power values between minimum and maximum limits, e.g. dynamic range
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
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- H04W52/04—Transmission power control [TPC]
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- H04W52/16—Deriving transmission power values from another channel
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
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- H04W52/04—Transmission power control [TPC]
- H04W52/18—TPC being performed according to specific parameters
- H04W52/28—TPC being performed according to specific parameters using user profile, e.g. mobile speed, priority or network state, e.g. standby, idle or non-transmission
- H04W52/286—TPC being performed according to specific parameters using user profile, e.g. mobile speed, priority or network state, e.g. standby, idle or non-transmission during data packet transmission, e.g. high speed packet access [HSPA]
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Abstract
Description
도 1은 다수의 무선 송수신 유닛(WTRU)들, 노드-B, 제어 무선 네트워크 제어기(CRNC), 서빙 무선 네트워크 제어기(SRNC) 및 코어 네트워크를 포함하는 예시적인 무선 통신 시스템을 도시한다.
도 2는 도 1의 무선 통신 시스템의 WTRU 및 노드-B의 예시적인 기능 블록도를 도시한다.
도 3은 롱 텀 에볼루션(Long Term Evolution; LTE)의 예시적인 무선 통신 시스템/접속 네트워크를 도시한다.
도 4는 WTRU 및 도 3의 LTE 무선 통신 시스템의 기지국의 예시적인 블록도를 도시한다.
도 5는 멀티 캐리어를 이용한 무선 통신의 예를 도시한다.
도 6a는 멀티 캐리어 WTRU를 위한 전력 스케일링의 예시적인 순서도를 도시한다.
도 6b는 멀티 캐리어 WTRU를 위한 전력 스케일링의 다른 예시적인 순서도를 도시한다.
도 7은 멀티 캐리어 WTRU를 위한 전력 스케일링의 다른 예시적인 순서도를 도시한다.
130: CRNC 140: SRNC
150: 코어 네트워크 180: UTRAN
218, 228: 메모리 216, 226: 수신기
217, 227: 송신기 215, 225: 프로세서
219. 229: 안테나
Claims (33)
- 멀티 캐리어(multi-carrier) 무선 송수신 유닛(wireless transmit/receive unit; WTRU)에서 전력 스케일링을 하는 방법에 있어서,
전체 WTRU 송신 전력이 미리 결정된 값을 초과하는지 여부를 결정하는 단계;
상기 전체 WTRU 송신 전력이 미리 결정된 값을 초과하는 조건에서 다수의 캐리어들로부터 적어도 하나의 캐리어를 선택하는 단계로서, 상기 적어도 하나의 캐리어를 선택하는 단계는 전력 메트릭에 기초하는 것인, 상기 선택하는 단계; 및
상기 전체 WTRU 송신 전력이 적어도 상기 미리 결정된 값을 충족시킬 때까지 선택된 캐리어에서 적어도 하나의 채널에 전력 스케일링을 적용하는 단계
를 포함하는 멀티 캐리어 WTRU에서 전력 스케일링 방법. - 삭제
- 제1항에 있어서, 상기 전력 메트릭은 제어 채널의 전력 레벨 또는 WTRU 전력 헤드룸(headroom) 중 하나인 것인, 멀티 캐리어 WTRU에서 전력 스케일링 방법.
- 제3항에 있어서, 상기 선택된 캐리어는 최고 전력 레벨을 가진 상기 제어 채널에 연관된 것인, 멀티 캐리어 WTRU에서 전력 스케일링 방법.
- 제1항에 있어서, 상기 적어도 하나의 채널은 데이터 채널인 것인, 멀티 캐리어 WTRU에서 전력 스케일링 방법.
- 제5항에 있어서, 다수의 데이터 채널들은 동일하게 전력 스케일링되는 것인, 멀티 캐리어 WTRU에서 전력 스케일링 방법.
- 제1항에 있어서, 상기 전력 스케일링은 최소 송신 값에 도달할 때까지 적용되는 것인, 멀티 캐리어 WTRU에서 전력 스케일링 방법.
- 제1항에 있어서,
최소 송신 값에 도달하고 상기 전체 WTRU 송신 전력이 여전히 상기 미리 결정된 값을 초과하는 조건에서 상기 전력 메트릭에 기초하여 적어도 또 다른 캐리어를 재귀적으로 선택하는 단계; 및
상기 최소 송신 값에 도달하지 않고 상기 전체 WTRU 송신 전력이 적어도 상기 미리 결정된 값을 충족시킬 때까지 상기 적어도 또 다른 캐리어에 재귀적으로 전력 스케일링을 적용하는 단계
를 더 포함하는 멀티 캐리어 WTRU에서 전력 스케일링 방법. - 삭제
- 제8항에 있어서,
모든 채널에 대해 상기 최소 송신 값에 도달하고 상기 전체 WTRU 송신 전력이 여전히 미리 결정된 값을 초과하는 조건에서 모든 채널에 대해 추가 스케일링을 수행하는 단계를 더 포함하는 멀티 캐리어 WTRU에서 전력 스케일링 방법. - 제8항에 있어서,
모든 캐리어에 대해 상기 최소 송신 값에 도달하고 상기 전체 WTRU 송신 전력이 여전히 미리 결정된 값을 초과하는 조건에서 모든 캐리어에 대해 추가 스케일링을 수행하는 단계를 더 포함하는 멀티 캐리어 WTRU에서 전력 스케일링 방법. - 제1항에 있어서, 상기 전체 WTRU 송신 전력은 전용 물리적 제어 채널(Dedicated Physical Control Channel; DPCCH) 전력 조정 및 이득 요소를 적용한 이후의 것인, 멀티 캐리어 WTRU에서 전력 스케일링 방법.
- 삭제
- 제1항에 있어서, 상기 적어도 하나의 채널은 향상된 전용 채널(Enhanced Dedicated Channel; E-DCH) 전용 물리적 제어 채널(E-DPCCH)인 것인, 멀티 캐리어 WTRU에서 전력 스케일링 방법.
- 삭제
- 제1항에 있어서, 상기 전력 스케일링은 적어도 하나의 채널 최소 전력에 도달할 때까지 적용되는 것인, 멀티 캐리어 WTRU에서 전력 스케일링 방법.
- 제1항에 있어서, 상기 전력 스케일링은 상기 적어도 하나의 채널의 전력이 0이거나 상기 적어도 하나의 채널이 불연속(discontinous) 전송 모드에 있는 것 중 적어도 하나일 때까지 적용되는 것인, 멀티 캐리어 WTRU에서 전력 스케일링 방법.
- 삭제
- 제5항에 있어서, 상기 전력 스케일링은 데이터 채널 이득 요소를 감소시킴으로써 적용되는 것인, 멀티 캐리어 WTRU에서 전력 스케일링 방법.
- 삭제
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- 다수의 캐리어를 위한 전력 스케일링을 사용하는 무선 송수신 유닛(wireless transmit/receive unit; WTRU)으로서,
전체 WTRU 송신 전력이 미리 결정된 값을 초과하는지 여부를 결정하도록 구성된 프로세서를 포함하고,
상기 프로세서는 상기 전체 WTRU 송신 전력이 미리 결정된 값을 초과하는 조건에서 다수의 캐리어들로부터 적어도 하나의 캐리어를 선택하도록 구성되고, 전력 메트릭에 기초해서 상기 적어도 하나의 캐리어를 선택하도록 구성되며,
상기 프로세서는 상기 전체 WTRU 송신 전력이 적어도 상기 미리 결정된 값을 충족시킬 때까지 선택된 캐리어에서 적어도 하나의 채널에 전력 스케일링을 적용하도록 구성된 것인, 무선 송수신 유닛. - 삭제
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US17210909P | 2009-04-23 | 2009-04-23 | |
US61/172,109 | 2009-04-23 | ||
US21883009P | 2009-06-19 | 2009-06-19 | |
US61/218,830 | 2009-06-19 | ||
US23580309P | 2009-08-21 | 2009-08-21 | |
US61/235,803 | 2009-08-21 | ||
PCT/US2010/032212 WO2010124192A2 (en) | 2009-04-23 | 2010-04-23 | Method and apparatus for power scaling for multi-carrier wireless terminals |
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KR1020127003407A Division KR20120034781A (ko) | 2009-04-23 | 2010-04-23 | 멀티 캐리어 무선 단말기를 위한 전력 스케일링 방법 및 장치 |
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KR101377680B1 true KR101377680B1 (ko) | 2014-03-25 |
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KR1020127003407A Abandoned KR20120034781A (ko) | 2009-04-23 | 2010-04-23 | 멀티 캐리어 무선 단말기를 위한 전력 스케일링 방법 및 장치 |
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US (5) | US8700084B2 (ko) |
EP (4) | EP2592881A3 (ko) |
JP (4) | JP2012525081A (ko) |
KR (2) | KR101377680B1 (ko) |
CN (4) | CN201893939U (ko) |
AR (1) | AR076392A1 (ko) |
DK (1) | DK2422557T3 (ko) |
ES (1) | ES2442770T3 (ko) |
IL (1) | IL215810A0 (ko) |
MY (1) | MY162197A (ko) |
PL (1) | PL2422557T3 (ko) |
TW (3) | TWM390617U (ko) |
WO (1) | WO2010124192A2 (ko) |
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EP2327259B1 (en) * | 2008-09-18 | 2017-03-01 | Telefonaktiebolaget LM Ericsson (publ) | A method and apparatus for determining a minimum transmit power gain factor for an enhanced uplink data communication |
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