CN1545770B - 通信方法和设备以及用于改进通信设备的系统性能的方法 - Google Patents
通信方法和设备以及用于改进通信设备的系统性能的方法 Download PDFInfo
- Publication number
- CN1545770B CN1545770B CN028135180A CN02813518A CN1545770B CN 1545770 B CN1545770 B CN 1545770B CN 028135180 A CN028135180 A CN 028135180A CN 02813518 A CN02813518 A CN 02813518A CN 1545770 B CN1545770 B CN 1545770B
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- Prior art keywords
- communication equipment
- signal
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- power
- power control
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- Expired - Lifetime
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—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
- H04W52/221—TPC being performed according to specific parameters taking into account previous information or commands using past power control commands
-
- 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
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
-
- 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
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
- H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
- H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
- H04B7/0619—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal using feedback from receiving side
- H04B7/0621—Feedback content
- H04B7/0623—Auxiliary parameters, e.g. power control [PCB] or not acknowledged commands [NACK], used as feedback information
-
- 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
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
- H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
- H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
- H04B7/0619—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal using feedback from receiving side
- H04B7/0621—Feedback content
- H04B7/0632—Channel quality parameters, e.g. channel quality indicator [CQI]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/38—TPC being performed in particular situations
- H04W52/42—TPC being performed in particular situations in systems with time, space, frequency or polarisation diversity
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/06—TPC algorithms
- H04W52/16—Deriving transmission power values from another channel
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/30—TPC using constraints in the total amount of available transmission power
- H04W52/34—TPC management, i.e. sharing limited amount of power among users or channels or data types, e.g. cell loading
Abstract
Description
Claims (96)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US29429001P | 2001-05-31 | 2001-05-31 | |
US60/294,290 | 2001-05-31 | ||
PCT/US2002/014437 WO2002099999A1 (en) | 2001-05-31 | 2002-05-09 | Communication device with smart antenna using a quality-indication signal |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1545770A CN1545770A (zh) | 2004-11-10 |
CN1545770B true CN1545770B (zh) | 2013-03-06 |
Family
ID=23132758
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN028135180A Expired - Lifetime CN1545770B (zh) | 2001-05-31 | 2002-05-09 | 通信方法和设备以及用于改进通信设备的系统性能的方法 |
Country Status (11)
Country | Link |
---|---|
US (3) | US7321636B2 (zh) |
EP (1) | EP1391059B1 (zh) |
JP (1) | JP4328200B2 (zh) |
KR (1) | KR100627196B1 (zh) |
CN (1) | CN1545770B (zh) |
AT (1) | ATE421807T1 (zh) |
BR (1) | BR0210131A (zh) |
CA (1) | CA2447777A1 (zh) |
DE (1) | DE60230981D1 (zh) |
IL (2) | IL158986A0 (zh) |
WO (1) | WO2002099999A1 (zh) |
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- 2002-05-09 DE DE60230981T patent/DE60230981D1/de not_active Expired - Lifetime
- 2002-05-09 CN CN028135180A patent/CN1545770B/zh not_active Expired - Lifetime
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CN1545770A (zh) | 2004-11-10 |
IL158986A (en) | 2009-09-22 |
ATE421807T1 (de) | 2009-02-15 |
EP1391059A1 (en) | 2004-02-25 |
KR100627196B1 (ko) | 2006-09-25 |
US20070160116A1 (en) | 2007-07-12 |
EP1391059B1 (en) | 2009-01-21 |
KR20040006000A (ko) | 2004-01-16 |
US7792207B2 (en) | 2010-09-07 |
US20030002594A1 (en) | 2003-01-02 |
JP4328200B2 (ja) | 2009-09-09 |
BR0210131A (pt) | 2004-06-08 |
DE60230981D1 (de) | 2009-03-12 |
IL158986A0 (en) | 2004-05-12 |
JP2004533776A (ja) | 2004-11-04 |
US20080181328A1 (en) | 2008-07-31 |
US7327801B2 (en) | 2008-02-05 |
WO2002099999A1 (en) | 2002-12-12 |
US7321636B2 (en) | 2008-01-22 |
EP1391059A4 (en) | 2004-11-10 |
CA2447777A1 (en) | 2002-12-12 |
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