HK1057429A1 - CDMA system which uses pre-rotation before transmission - Google Patents
CDMA system which uses pre-rotation before transmissionInfo
- Publication number
- HK1057429A1 HK1057429A1 HK04100193A HK04100193A HK1057429A1 HK 1057429 A1 HK1057429 A1 HK 1057429A1 HK 04100193 A HK04100193 A HK 04100193A HK 04100193 A HK04100193 A HK 04100193A HK 1057429 A1 HK1057429 A1 HK 1057429A1
- Authority
- HK
- Hong Kong
- Prior art keywords
- cdma system
- before transmission
- rotation before
- uses pre
- signal
- 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
- H04B1/707—Spread spectrum techniques using direct sequence modulation
- H04B1/709—Correlator structure
- H04B1/7093—Matched filter type
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/18—Phase-modulated carrier systems, i.e. using phase-shift keying
- H04L27/20—Modulator circuits; Transmitter circuits
-
- 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
- H04B1/62—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 for providing a predistortion of the signal in the transmitter and corresponding correction in the receiver, e.g. for improving the signal/noise ratio
-
- 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
- H04B1/7097—Interference-related aspects
-
- 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
- H04B1/7097—Interference-related aspects
- H04B1/711—Interference-related aspects the interference being multi-path interference
-
- 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
- H04B1/7097—Interference-related aspects
- H04B1/711—Interference-related aspects the interference being multi-path interference
- H04B1/7115—Constructive combining of multi-path signals, i.e. RAKE receivers
-
- 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
- H04B2001/70724—Spread spectrum techniques using direct sequence modulation featuring pilot assisted reception
-
- 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
- H04B2201/696—Orthogonal indexing scheme relating to spread spectrum techniques in general relating to Dowlink
-
- 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
- H04B2201/7097—Direct sequence modulation interference
- H04B2201/709709—Methods of preventing interference
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/0014—Carrier regulation
- H04L2027/0018—Arrangements at the transmitter end
- H04L2027/0022—Arrangements at the transmitter end using the carrier of the associated receiver of a transceiver
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
- Mobile Radio Communication Systems (AREA)
- Noise Elimination (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
- Small-Scale Networks (AREA)
- Air Conditioning Control Device (AREA)
- Ultra Sonic Daignosis Equipment (AREA)
- Preparation Of Compounds By Using Micro-Organisms (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
- Transmitters (AREA)
- Supplying Of Containers To The Packaging Station (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
- Transmission Devices (AREA)
- Devices For Conveying Motion By Means Of Endless Flexible Members (AREA)
- Studio Devices (AREA)
- Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
- Valve Device For Special Equipments (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US19267000P | 2000-03-28 | 2000-03-28 | |
PCT/US2001/009968 WO2001073968A1 (en) | 2000-03-28 | 2001-03-28 | Cdma system which uses pre-rotation before transmission |
Publications (1)
Publication Number | Publication Date |
---|---|
HK1057429A1 true HK1057429A1 (en) | 2004-04-02 |
Family
ID=22710585
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
HK04100193A HK1057429A1 (en) | 2000-03-28 | 2004-01-12 | CDMA system which uses pre-rotation before transmission |
Country Status (17)
Country | Link |
---|---|
US (10) | US6831941B2 (ja) |
EP (5) | EP2230773A1 (ja) |
JP (6) | JP4094852B2 (ja) |
KR (9) | KR20090123970A (ja) |
CN (2) | CN1237729C (ja) |
AT (3) | ATE465556T1 (ja) |
AU (4) | AU4955801A (ja) |
BR (1) | BR0109904A (ja) |
CA (2) | CA2652083A1 (ja) |
DE (3) | DE60108855T2 (ja) |
DK (3) | DK1530301T3 (ja) |
ES (3) | ES2236210T3 (ja) |
HK (1) | HK1057429A1 (ja) |
IL (3) | IL151905A0 (ja) |
MX (1) | MXPA02009345A (ja) |
NO (2) | NO326188B1 (ja) |
WO (1) | WO2001073968A1 (ja) |
Families Citing this family (26)
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US6366607B1 (en) * | 1998-05-14 | 2002-04-02 | Interdigital Technology Corporation | Processing for improved performance and reduced pilot |
DK1530301T3 (da) | 2000-03-28 | 2010-08-09 | Interdigital Tech Corp | CDMA-system der anvender pre-rotation før transmission |
US7539212B2 (en) * | 2001-11-26 | 2009-05-26 | Sami Kekki | Method and apparatus for MAC layer inverse multiplexing in a third generation radio access network |
EP1485991B1 (en) * | 2002-03-19 | 2015-11-11 | Thomson Licensing | Slicing algorithm for multi-level modulation equalizing schemes |
KR100640581B1 (ko) | 2004-07-02 | 2006-10-31 | 삼성전자주식회사 | 상향 링크 통신시 엑세스 사용자의 주파수 옵셋을제어하는 직교 주파수 분할 다중 접속 시스템 및 주파수옵셋 제어 방법 |
DE102004038621B3 (de) * | 2004-08-09 | 2006-02-16 | Siemens Ag | Ermittlungsverfahren für ein Lagesignal |
JP4351658B2 (ja) * | 2005-07-21 | 2009-10-28 | マイクロン テクノロジー, インク. | メモリ容量低減化方法、メモリ容量低減化雑音低減化回路及びメモリ容量低減化装置 |
JP4699843B2 (ja) * | 2005-09-15 | 2011-06-15 | 富士通株式会社 | 移動通信システム、並びに移動通信システムにおいて使用される基地局装置および移動局装置 |
KR101084779B1 (ko) * | 2006-11-06 | 2011-11-21 | 콸콤 인코포레이티드 | Mimo 전송을 위한 코드워드 레벨 스크램블링을 위한 방법들 및 장치들 |
US8477830B2 (en) | 2008-03-18 | 2013-07-02 | On-Ramp Wireless, Inc. | Light monitoring system using a random phase multiple access system |
US7526013B1 (en) * | 2008-03-18 | 2009-04-28 | On-Ramp Wireless, Inc. | Tag communications with access point |
US8520721B2 (en) | 2008-03-18 | 2013-08-27 | On-Ramp Wireless, Inc. | RSSI measurement mechanism in the presence of pulsed jammers |
US7733945B2 (en) * | 2008-03-18 | 2010-06-08 | On-Ramp Wireless, Inc. | Spread spectrum with doppler optimization |
US20090239550A1 (en) * | 2008-03-18 | 2009-09-24 | Myers Theodore J | Random phase multiple access system with location tracking |
US7773664B2 (en) * | 2008-03-18 | 2010-08-10 | On-Ramp Wireless, Inc. | Random phase multiple access system with meshing |
US8958460B2 (en) | 2008-03-18 | 2015-02-17 | On-Ramp Wireless, Inc. | Forward error correction media access control system |
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US7639726B1 (en) | 2009-03-20 | 2009-12-29 | On-Ramp Wireless, Inc. | Downlink communication |
US8363699B2 (en) | 2009-03-20 | 2013-01-29 | On-Ramp Wireless, Inc. | Random timing offset determination |
US7702290B1 (en) | 2009-04-08 | 2010-04-20 | On-Ramp Wirless, Inc. | Dynamic energy control |
US20120265872A1 (en) * | 2011-04-18 | 2012-10-18 | Cox Communications, Inc. | Systems and Methods of Automatically Remediating Fault Conditions |
US9166839B2 (en) | 2013-02-13 | 2015-10-20 | Aviat U.S., Inc. | Systems and methods for reducing effects of local oscillator leakage |
JP2016167781A (ja) * | 2015-03-10 | 2016-09-15 | 富士通株式会社 | 無線通信装置及び無線通信装置の制御方法 |
US9729119B1 (en) | 2016-03-04 | 2017-08-08 | Atmel Corporation | Automatic gain control for received signal strength indication |
KR102291811B1 (ko) * | 2016-11-08 | 2021-08-23 | 프라운호퍼-게젤샤프트 추르 푀르데룽 데어 안제반텐 포르슝 에 파우 | 사이드 이득 및 잔여 이득을 사용하여 멀티채널 신호를 인코딩 또는 디코딩하기 위한 장치 및 방법 |
CN106685473B (zh) * | 2016-12-22 | 2018-03-02 | 惠科股份有限公司 | 一种传输信号的展频解码方法、终端及显示装置 |
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-
2001
- 2001-03-28 DK DK05002616.0T patent/DK1530301T3/da active
- 2001-03-28 AT AT05002616T patent/ATE465556T1/de not_active IP Right Cessation
- 2001-03-28 ES ES01922797T patent/ES2236210T3/es not_active Expired - Lifetime
- 2001-03-28 IL IL15190501A patent/IL151905A0/xx unknown
- 2001-03-28 ES ES05002616T patent/ES2345337T3/es not_active Expired - Lifetime
- 2001-03-28 DE DE60108855T patent/DE60108855T2/de not_active Expired - Lifetime
- 2001-03-28 CA CA002652083A patent/CA2652083A1/en not_active Abandoned
- 2001-03-28 WO PCT/US2001/009968 patent/WO2001073968A1/en active Application Filing
- 2001-03-28 JP JP2001571572A patent/JP4094852B2/ja not_active Expired - Fee Related
- 2001-03-28 KR KR1020097022016A patent/KR20090123970A/ko not_active IP Right Cessation
- 2001-03-28 KR KR1020087005257A patent/KR100927674B1/ko not_active IP Right Cessation
- 2001-03-28 KR KR10-2002-7012845A patent/KR100490717B1/ko not_active IP Right Cessation
- 2001-03-28 EP EP10004181A patent/EP2230773A1/en not_active Withdrawn
- 2001-03-28 DK DK01922797T patent/DK1279238T3/da active
- 2001-03-28 BR BR0109904-3A patent/BR0109904A/pt not_active Application Discontinuation
- 2001-03-28 KR KR1020087030206A patent/KR100959321B1/ko not_active IP Right Cessation
- 2001-03-28 AU AU4955801A patent/AU4955801A/xx active Pending
- 2001-03-28 KR KR1020067006045A patent/KR100772475B1/ko not_active IP Right Cessation
- 2001-03-28 US US09/820,014 patent/US6831941B2/en not_active Expired - Lifetime
- 2001-03-28 DK DK05002617T patent/DK1530302T3/da active
- 2001-03-28 CN CNB018099009A patent/CN1237729C/zh not_active Expired - Fee Related
- 2001-03-28 EP EP05002616A patent/EP1530301B1/en not_active Expired - Lifetime
- 2001-03-28 KR KR1020077022055A patent/KR100899825B1/ko not_active IP Right Cessation
- 2001-03-28 KR KR1020107007964A patent/KR20100058636A/ko not_active Application Discontinuation
- 2001-03-28 EP EP01922797A patent/EP1279238B1/en not_active Expired - Lifetime
- 2001-03-28 EP EP07023689A patent/EP1901441A1/en not_active Withdrawn
- 2001-03-28 KR KR1020097008513A patent/KR100994389B1/ko not_active IP Right Cessation
- 2001-03-28 AU AU2001249558A patent/AU2001249558B2/en not_active Ceased
- 2001-03-28 CA CA002404917A patent/CA2404917C/en not_active Expired - Lifetime
- 2001-03-28 DE DE60141923T patent/DE60141923D1/de not_active Expired - Lifetime
- 2001-03-28 MX MXPA02009345A patent/MXPA02009345A/es active IP Right Grant
- 2001-03-28 AT AT01922797T patent/ATE289135T1/de not_active IP Right Cessation
- 2001-03-28 KR KR1020047020262A patent/KR100811026B1/ko not_active IP Right Cessation
- 2001-03-28 CN CN2005100838128A patent/CN1707991B/zh not_active Expired - Lifetime
- 2001-03-28 ES ES05002617T patent/ES2300884T3/es not_active Expired - Lifetime
- 2001-03-28 EP EP05002617A patent/EP1530302B1/en not_active Expired - Lifetime
- 2001-03-28 AT AT05002617T patent/ATE385076T1/de not_active IP Right Cessation
- 2001-03-28 DE DE60132643T patent/DE60132643T2/de not_active Expired - Lifetime
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2002
- 2002-02-07 US US10/071,705 patent/US6633602B2/en not_active Expired - Lifetime
- 2002-02-07 US US10/071,725 patent/US6606345B2/en not_active Expired - Lifetime
- 2002-02-15 US US10/077,634 patent/US6690711B2/en not_active Expired - Lifetime
- 2002-02-15 US US10/077,632 patent/US6587499B2/en not_active Expired - Lifetime
- 2002-09-24 IL IL151905A patent/IL151905A/en unknown
- 2002-09-26 NO NO20024618A patent/NO326188B1/no not_active IP Right Cessation
-
2003
- 2003-12-23 US US10/744,821 patent/US6850556B2/en not_active Expired - Lifetime
-
2004
- 2004-01-12 HK HK04100193A patent/HK1057429A1/xx not_active IP Right Cessation
- 2004-12-27 US US11/022,722 patent/US7519103B2/en not_active Expired - Lifetime
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2006
- 2006-08-11 JP JP2006220343A patent/JP4782638B2/ja not_active Expired - Fee Related
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2008
- 2008-02-28 AU AU2008200938A patent/AU2008200938B2/en not_active Ceased
- 2008-09-26 NO NO20084108A patent/NO20084108L/no not_active Application Discontinuation
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2009
- 2009-04-09 US US12/421,028 patent/US8488650B2/en not_active Expired - Fee Related
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2010
- 2010-01-20 IL IL203410A patent/IL203410A0/en unknown
- 2010-01-29 AU AU2010200332A patent/AU2010200332B2/en not_active Expired
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2011
- 2011-05-18 JP JP2011111565A patent/JP5481427B2/ja not_active Expired - Fee Related
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2012
- 2012-07-11 JP JP2012155562A patent/JP5481531B2/ja not_active Expired - Fee Related
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2013
- 2013-04-26 JP JP2013094607A patent/JP2013192242A/ja active Pending
- 2013-07-15 US US13/942,015 patent/US8798116B2/en not_active Expired - Fee Related
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2014
- 2014-07-25 US US14/341,181 patent/US9100250B2/en not_active Expired - Fee Related
- 2014-09-11 JP JP2014185235A patent/JP2015019411A/ja active Pending
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Date | Code | Title | Description |
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PC | Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee) |
Effective date: 20180328 |