ATE390770T1 - Verfahren und vorrichtung zur signalbegrenzung in einem cdma system - Google Patents
Verfahren und vorrichtung zur signalbegrenzung in einem cdma systemInfo
- Publication number
- ATE390770T1 ATE390770T1 AT00905510T AT00905510T ATE390770T1 AT E390770 T1 ATE390770 T1 AT E390770T1 AT 00905510 T AT00905510 T AT 00905510T AT 00905510 T AT00905510 T AT 00905510T AT E390770 T1 ATE390770 T1 AT E390770T1
- Authority
- AT
- Austria
- Prior art keywords
- cdma system
- signal limitation
- limitation
- signal
- cdma
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/69—Spread spectrum techniques
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/69—Spread spectrum techniques
- H04B1/707—Spread spectrum techniques using direct sequence modulation
-
- 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
- H04L5/02—Channels characterised by the type of signal
- H04L5/023—Multiplexing of multicarrier modulation signals
- H04L5/026—Multiplexing of multicarrier modulation signals using code division
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B2201/00—Indexing scheme relating to details of transmission systems not covered by a single group of H04B3/00 - H04B13/00
- H04B2201/69—Orthogonal indexing scheme relating to spread spectrum techniques in general
- H04B2201/707—Orthogonal indexing scheme relating to spread spectrum techniques in general relating to direct sequence modulation
- H04B2201/70706—Orthogonal indexing scheme relating to spread spectrum techniques in general relating to direct sequence modulation with means for reducing the peak-to-average power ratio
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE9900297A SE513863C2 (sv) | 1999-01-29 | 1999-01-29 | Förfarande och anordning för klippning i ett CDMA-system |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE390770T1 true ATE390770T1 (de) | 2008-04-15 |
Family
ID=20414287
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT00905510T ATE390770T1 (de) | 1999-01-29 | 2000-01-25 | Verfahren und vorrichtung zur signalbegrenzung in einem cdma system |
Country Status (13)
Country | Link |
---|---|
US (1) | US6765899B1 (de) |
EP (1) | EP1147633B1 (de) |
JP (1) | JP4475821B2 (de) |
KR (1) | KR20010105335A (de) |
CN (1) | CN1183705C (de) |
AR (1) | AR022696A1 (de) |
AT (1) | ATE390770T1 (de) |
AU (1) | AU2704600A (de) |
CA (1) | CA2361036A1 (de) |
DE (1) | DE60038437T2 (de) |
SE (1) | SE513863C2 (de) |
TW (1) | TW463480B (de) |
WO (1) | WO2000045538A1 (de) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1302045A2 (de) * | 2000-07-21 | 2003-04-16 | PMC-Sierra Ltd. | Verringerung des verhältnisses von spitzenleistung zu mittleren leistung |
JP3483838B2 (ja) * | 2000-08-31 | 2004-01-06 | 松下電器産業株式会社 | マルチキャリア伝送装置 |
FI20011238A0 (fi) * | 2001-06-12 | 2001-06-12 | Nokia Corp | Menetelmä signaalin rajoittamiseksi ja lähetin |
US7158765B2 (en) * | 2001-07-31 | 2007-01-02 | Agere Systems, Inc. | Method and apparatus for controlling power of a transmitted signal |
DE10151173B4 (de) * | 2001-10-17 | 2012-07-12 | Rohde & Schwarz Gmbh & Co. Kg | Verfahren zum Messen des Modulationsfehlers von digital modulierten Hochfrequenzsignalen |
FR2832275B1 (fr) * | 2001-11-12 | 2004-11-19 | Evolium Sas | Procede d'ecretage de signaux a plusieurs porteuses transmis par un meme amplificateur non-lineaire |
JP2003174370A (ja) * | 2001-12-05 | 2003-06-20 | Nec Corp | 非線形補償回路と基地局装置および送信電力クリップ方法 |
EP1659703A1 (de) * | 2004-11-17 | 2006-05-24 | Alcatel | Verfahren und Vorrichtung zur Verringerung des Verhältnisses von Spitzen- zu Durchschnittsleistung in Mobiltelephonen |
US9215120B2 (en) * | 2011-12-21 | 2015-12-15 | Telefonaktiebolaget L M Ericsson (Publ) | Multi-band crest factor reduction |
US9331882B2 (en) * | 2013-06-05 | 2016-05-03 | Telefonaktiebolaget L M Ericsson (Publ) | Crest factor reduction of carrier aggregated signals |
CN103472810B (zh) * | 2013-09-29 | 2016-02-10 | 贵州电力试验研究院 | 一种多执行回路控制系统的限幅方法 |
WO2017065660A1 (en) * | 2015-10-15 | 2017-04-20 | Telefonaktiebolaget Lm Ericsson (Publ) | Method and peak reduction unit for limiting a peak or group of peaks of an aggregated baseband carrier signal in a radio transmitter. |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5742595A (en) | 1995-06-02 | 1998-04-21 | Dsc Communications Corporation | Processing CDMA signals |
US5621762A (en) | 1995-06-12 | 1997-04-15 | Motorola, Inc. | Radio with peak power and bandwidth efficient modulation |
US5535191A (en) * | 1995-06-28 | 1996-07-09 | Seiko Communications Systems, Inc. | Method and apparatus for switching between redundant hardware in a wireless data communication system |
GB2313525B (en) | 1996-05-24 | 2000-06-07 | Motorola Ltd | Filter for multicarrier communication system and method for peak power control therein |
US5926500A (en) * | 1996-05-28 | 1999-07-20 | Qualcomm Incorporated | Reduced peak-to-average transmit power high data rate CDMA wireless communication system |
US6266320B1 (en) * | 1998-04-08 | 2001-07-24 | Telefonaktiebolaget Lm Ericsson (Publ) | Amplitude limitation in CDMA system |
US6236864B1 (en) * | 1998-11-27 | 2001-05-22 | Nortel Networks Limited | CDMA transmit peak power reduction |
-
1999
- 1999-01-29 SE SE9900297A patent/SE513863C2/sv unknown
-
2000
- 2000-01-20 TW TW089100878A patent/TW463480B/zh not_active IP Right Cessation
- 2000-01-24 US US09/489,673 patent/US6765899B1/en not_active Expired - Lifetime
- 2000-01-25 CA CA002361036A patent/CA2361036A1/en not_active Abandoned
- 2000-01-25 AT AT00905510T patent/ATE390770T1/de not_active IP Right Cessation
- 2000-01-25 DE DE60038437T patent/DE60038437T2/de not_active Expired - Lifetime
- 2000-01-25 AU AU27046/00A patent/AU2704600A/en not_active Abandoned
- 2000-01-25 KR KR1020017009489A patent/KR20010105335A/ko not_active Application Discontinuation
- 2000-01-25 EP EP00905510A patent/EP1147633B1/de not_active Expired - Lifetime
- 2000-01-25 JP JP2000596685A patent/JP4475821B2/ja not_active Expired - Fee Related
- 2000-01-25 CN CNB00803267XA patent/CN1183705C/zh not_active Expired - Fee Related
- 2000-01-25 WO PCT/SE2000/000146 patent/WO2000045538A1/en not_active Application Discontinuation
- 2000-01-28 AR ARP000100397A patent/AR022696A1/es not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
JP2002536872A (ja) | 2002-10-29 |
SE9900297D0 (sv) | 1999-01-29 |
TW463480B (en) | 2001-11-11 |
CN1183705C (zh) | 2005-01-05 |
KR20010105335A (ko) | 2001-11-28 |
CN1339204A (zh) | 2002-03-06 |
DE60038437D1 (de) | 2008-05-08 |
SE9900297L (sv) | 2000-07-30 |
JP4475821B2 (ja) | 2010-06-09 |
EP1147633A1 (de) | 2001-10-24 |
AR022696A1 (es) | 2002-09-04 |
US6765899B1 (en) | 2004-07-20 |
AU2704600A (en) | 2000-08-18 |
WO2000045538A1 (en) | 2000-08-03 |
EP1147633B1 (de) | 2008-03-26 |
DE60038437T2 (de) | 2009-04-23 |
SE513863C2 (sv) | 2000-11-20 |
CA2361036A1 (en) | 2000-08-03 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |