AU2001247642A1 - A diversity transmitter based on linear transform processing of transmitted information - Google Patents
A diversity transmitter based on linear transform processing of transmitted informationInfo
- Publication number
- AU2001247642A1 AU2001247642A1 AU2001247642A AU4764201A AU2001247642A1 AU 2001247642 A1 AU2001247642 A1 AU 2001247642A1 AU 2001247642 A AU2001247642 A AU 2001247642A AU 4764201 A AU4764201 A AU 4764201A AU 2001247642 A1 AU2001247642 A1 AU 2001247642A1
- Authority
- AU
- Australia
- Prior art keywords
- transmitted information
- transform processing
- transmitter based
- linear transform
- diversity transmitter
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Abandoned
Links
Classifications
-
- 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
- H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
- H04B7/0837—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using pre-detection combining
- H04B7/0842—Weighted combining
- H04B7/0848—Joint weighting
- H04B7/0854—Joint weighting using error minimizing algorithms, e.g. minimum mean squared error [MMSE], "cross-correlation" or matrix inversion
-
- 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
- H04B7/10—Polarisation diversity; Directional diversity
-
- 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
- H04B7/12—Frequency diversity
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/26—Systems using multi-frequency codes
- H04L27/2601—Multicarrier modulation systems
- H04L27/2602—Signal structure
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Radio Transmission System (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/574,498 US6442214B1 (en) | 2000-05-19 | 2000-05-19 | Diversity transmitter based on linear transform processing of transmitted information |
US09574498 | 2000-05-19 | ||
PCT/US2001/009017 WO2001091476A2 (en) | 2000-05-19 | 2001-03-20 | A diversity transmitter based on linear transform processing of transmitted information |
Publications (1)
Publication Number | Publication Date |
---|---|
AU2001247642A1 true AU2001247642A1 (en) | 2001-12-03 |
Family
ID=24296403
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AU2001247642A Abandoned AU2001247642A1 (en) | 2000-05-19 | 2001-03-20 | A diversity transmitter based on linear transform processing of transmitted information |
Country Status (3)
Country | Link |
---|---|
US (1) | US6442214B1 (en) |
AU (1) | AU2001247642A1 (en) |
WO (1) | WO2001091476A2 (en) |
Families Citing this family (46)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7242732B2 (en) * | 1998-10-09 | 2007-07-10 | Broadcom Corporation | Carrier based backwards compatible data networking transmitter, receiver, and signal format |
US7952511B1 (en) | 1999-04-07 | 2011-05-31 | Geer James L | Method and apparatus for the detection of objects using electromagnetic wave attenuation patterns |
EP1043769A1 (en) | 1999-04-07 | 2000-10-11 | STMicroelectronics S.r.l. | Process for manufacturing a semiconductor material wafer comprising single-crystal regions separated by insulating material regions, in particular for manufacturing intergrated power devices, and wafer thus obtained |
US7233625B2 (en) * | 2000-09-01 | 2007-06-19 | Nortel Networks Limited | Preamble design for multiple input—multiple output (MIMO), orthogonal frequency division multiplexing (OFDM) system |
US7116722B2 (en) * | 2001-02-09 | 2006-10-03 | Lucent Technologies Inc. | Wireless communication system using multi-element antenna having a space-time architecture |
US7263150B2 (en) * | 2001-03-20 | 2007-08-28 | Advantest Corp. | Probability estimating apparatus and method for peak-to-peak clock skews |
US7688899B2 (en) * | 2001-05-17 | 2010-03-30 | Qualcomm Incorporated | Method and apparatus for processing data for transmission in a multi-channel communication system using selective channel inversion |
US7072413B2 (en) | 2001-05-17 | 2006-07-04 | Qualcomm, Incorporated | Method and apparatus for processing data for transmission in a multi-channel communication system using selective channel inversion |
US6751187B2 (en) * | 2001-05-17 | 2004-06-15 | Qualcomm Incorporated | Method and apparatus for processing data for transmission in a multi-channel communication system using selective channel transmission |
KR100870557B1 (en) * | 2001-05-25 | 2008-11-27 | 리전츠 어브 더 유니버시티 오브 미네소타 | Space-time coded transmissions apparatus and method within a wireless communication network |
FR2825862A1 (en) * | 2001-06-06 | 2002-12-13 | St Microelectronics Sa | METHOD FOR TRANSMITTING DATA IN MC / CDMA |
US7609608B2 (en) | 2001-09-26 | 2009-10-27 | General Atomics | Method and apparatus for data transfer using a time division multiple frequency scheme with additional modulation |
US7236464B2 (en) * | 2001-09-26 | 2007-06-26 | General Atomics | Flexible method and apparatus for encoding and decoding signals using a time division multiple frequency scheme |
US7342973B2 (en) * | 2001-09-26 | 2008-03-11 | General Atomics | Method and apparatus for adapting multi-band ultra-wideband signaling to interference sources |
US7321601B2 (en) * | 2001-09-26 | 2008-01-22 | General Atomics | Method and apparatus for data transfer using a time division multiple frequency scheme supplemented with polarity modulation |
US6895059B2 (en) | 2001-09-26 | 2005-05-17 | General Atomics | Method and apparatus for data transfer using a time division multiple frequency scheme |
US7154936B2 (en) * | 2001-12-03 | 2006-12-26 | Qualcomm, Incorporated | Iterative detection and decoding for a MIMO-OFDM system |
CN100474791C (en) * | 2001-12-21 | 2009-04-01 | 三菱电机株式会社 | Wireless communication system and transmitter |
US7020482B2 (en) * | 2002-01-23 | 2006-03-28 | Qualcomm Incorporated | Reallocation of excess power for full channel-state information (CSI) multiple-input, multiple-output (MIMO) systems |
WO2003071728A2 (en) * | 2002-02-20 | 2003-08-28 | General Atomics | Method and apparatus for adapting multi-band ultra-wideband signaling to interference sources |
US6873651B2 (en) * | 2002-03-01 | 2005-03-29 | Cognio, Inc. | System and method for joint maximal ratio combining using time-domain signal processing |
US6687492B1 (en) * | 2002-03-01 | 2004-02-03 | Cognio, Inc. | System and method for antenna diversity using joint maximal ratio combining |
US6862456B2 (en) * | 2002-03-01 | 2005-03-01 | Cognio, Inc. | Systems and methods for improving range for multicast wireless communication |
US6785520B2 (en) * | 2002-03-01 | 2004-08-31 | Cognio, Inc. | System and method for antenna diversity using equal power joint maximal ratio combining |
TWI226765B (en) * | 2002-03-01 | 2005-01-11 | Cognio Inc | System and method for joint maximal ratio combining using time-domain signal processing |
US6871049B2 (en) * | 2002-03-21 | 2005-03-22 | Cognio, Inc. | Improving the efficiency of power amplifiers in devices using transmit beamforming |
US7292647B1 (en) | 2002-04-22 | 2007-11-06 | Regents Of The University Of Minnesota | Wireless communication system having linear encoder |
US7327800B2 (en) | 2002-05-24 | 2008-02-05 | Vecima Networks Inc. | System and method for data detection in wireless communication systems |
US7577085B1 (en) | 2002-06-03 | 2009-08-18 | Marvell International Ltd. | Multicarrier transmit diversity |
DK1540830T3 (en) * | 2002-07-30 | 2009-05-04 | Ipr Licensing Inc | Multi-input (MIMO) radio communication system and method |
US7031669B2 (en) * | 2002-09-10 | 2006-04-18 | Cognio, Inc. | Techniques for correcting for phase and amplitude offsets in a MIMO radio device |
US7933343B2 (en) * | 2002-12-30 | 2011-04-26 | Motorola Mobility, Inc. | Enhanced OFDM by use of alternating polarization states |
US7327795B2 (en) * | 2003-03-31 | 2008-02-05 | Vecima Networks Inc. | System and method for wireless communication systems |
US7099678B2 (en) * | 2003-04-10 | 2006-08-29 | Ipr Licensing, Inc. | System and method for transmit weight computation for vector beamforming radio communication |
US8064528B2 (en) | 2003-05-21 | 2011-11-22 | Regents Of The University Of Minnesota | Estimating frequency-offsets and multi-antenna channels in MIMO OFDM systems |
US7079870B2 (en) * | 2003-06-09 | 2006-07-18 | Ipr Licensing, Inc. | Compensation techniques for group delay effects in transmit beamforming radio communication |
GB2405276B (en) * | 2003-08-21 | 2005-10-12 | Motorola Inc | Measuring distance using wireless communication |
US7706454B2 (en) * | 2003-10-01 | 2010-04-27 | Regents Of The University Of Minnesota | Full-diversity, full-rate complex-field space-time coding for wireless communication |
US7869528B2 (en) * | 2003-10-31 | 2011-01-11 | Northrop Grumman Systems Corporation | Multi-carrier transceiver assembly |
US7447268B2 (en) | 2004-03-31 | 2008-11-04 | Intel Corporation | OFDM system with per subcarrier phase rotation |
KR101527114B1 (en) * | 2008-04-02 | 2015-06-08 | 삼성전자주식회사 | Apparatus and method for detecting signal based on lattice reduction capable to support different encoding scheme by stream in a multiple input multiple output wireless communication system |
GB0917452D0 (en) * | 2009-10-06 | 2009-11-18 | Cambridge Silicon Radio Ltd | Radio transmitter apparatus |
WO2011044959A1 (en) * | 2009-10-13 | 2011-04-21 | Nokia Siemens Networks Gmbh & Co. Kg | Method for processing data in an optical network element and optical network element |
CN102158268B (en) | 2011-01-19 | 2014-07-09 | 华为技术有限公司 | Diversity transmission and receiving methods, devices and systems |
US8199851B1 (en) | 2011-07-14 | 2012-06-12 | The Aerospace Corporation | Systems and methods for increasing communications bandwidth using non-orthogonal polarizations |
FR3033109B1 (en) * | 2015-02-19 | 2017-02-24 | Commissariat Energie Atomique | METHOD FOR TRANSMITTING A FREQUENCY PLAN IN A TELECOMMUNICATION SYSTEM |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5479448A (en) | 1992-03-31 | 1995-12-26 | At&T Corp. | Method and apparatus for providing antenna diversity |
US6018528A (en) | 1994-04-28 | 2000-01-25 | At&T Corp | System and method for optimizing spectral efficiency using time-frequency-code slicing |
US5636246A (en) * | 1994-11-16 | 1997-06-03 | Aware, Inc. | Multicarrier transmission system |
US5815488A (en) | 1995-09-28 | 1998-09-29 | Cable Television Laboratories, Inc. | Multiple user access method using OFDM |
US5673234A (en) | 1995-12-13 | 1997-09-30 | Cypress Semiconductor Corp. | Read bitline writer for fallthru in FIFO's |
US5822372A (en) * | 1996-08-02 | 1998-10-13 | Motorola, Inc. | Multicarrier system using subchannel characteristics to implement different error rates within a data stream |
WO1998009385A2 (en) | 1996-08-29 | 1998-03-05 | Cisco Technology, Inc. | Spatio-temporal processing for communication |
US5933421A (en) | 1997-02-06 | 1999-08-03 | At&T Wireless Services Inc. | Method for frequency division duplex communications |
US6185258B1 (en) | 1997-09-16 | 2001-02-06 | At&T Wireless Services Inc. | Transmitter diversity technique for wireless communications |
US6198775B1 (en) | 1998-04-28 | 2001-03-06 | Ericsson Inc. | Transmit diversity method, systems, and terminals using scramble coding |
-
2000
- 2000-05-19 US US09/574,498 patent/US6442214B1/en not_active Expired - Lifetime
-
2001
- 2001-03-20 AU AU2001247642A patent/AU2001247642A1/en not_active Abandoned
- 2001-03-20 WO PCT/US2001/009017 patent/WO2001091476A2/en active Application Filing
Also Published As
Publication number | Publication date |
---|---|
WO2001091476A3 (en) | 2002-04-04 |
WO2001091476A2 (en) | 2001-11-29 |
US6442214B1 (en) | 2002-08-27 |
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