WO2003021934A3 - System for parameter estimation and tracking of interfering digitally modulated signals - Google Patents
System for parameter estimation and tracking of interfering digitally modulated signals Download PDFInfo
- Publication number
- WO2003021934A3 WO2003021934A3 PCT/US2002/027451 US0227451W WO03021934A3 WO 2003021934 A3 WO2003021934 A3 WO 2003021934A3 US 0227451 W US0227451 W US 0227451W WO 03021934 A3 WO03021934 A3 WO 03021934A3
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- parameter estimation
- tracking
- modulated signals
- digitally modulated
- interfering
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/0202—Channel estimation
- H04L25/0224—Channel estimation using sounding signals
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
- H04L1/0045—Arrangements at the receiver end
- H04L1/0054—Maximum-likelihood or sequential decoding, e.g. Viterbi, Fano, ZJ algorithms
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/0202—Channel estimation
- H04L25/0204—Channel estimation of multiple channels
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
- H04L25/03006—Arrangements for removing intersymbol interference
- H04L25/03178—Arrangements involving sequence estimation techniques
- H04L25/03331—Arrangements for the joint estimation of multiple sequences
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/0014—Carrier regulation
-
- 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
- H04B1/7103—Interference-related aspects the interference being multiple access interference
- H04B1/7107—Subtractive interference cancellation
- H04B1/71072—Successive interference cancellation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
- H04L25/03006—Arrangements for removing intersymbol interference
- H04L2025/03592—Adaptation methods
- H04L2025/03598—Algorithms
- H04L2025/03611—Iterative algorithms
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
- H04L25/03006—Arrangements for removing intersymbol interference
- H04L2025/03777—Arrangements for removing intersymbol interference characterised by the signalling
- H04L2025/03783—Details of reference signals
- H04L2025/03796—Location of reference signals
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/0014—Carrier regulation
- H04L2027/0016—Stabilisation of local oscillators
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/0014—Carrier regulation
- H04L2027/0044—Control loops for carrier regulation
- H04L2027/0053—Closed loops
- H04L2027/0061—Closed loops remodulation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/0014—Carrier regulation
- H04L2027/0044—Control loops for carrier regulation
- H04L2027/0063—Elements of loops
- H04L2027/0065—Frequency error detectors
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/0014—Carrier regulation
- H04L2027/0044—Control loops for carrier regulation
- H04L2027/0063—Elements of loops
- H04L2027/0067—Phase error detectors
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/0014—Carrier regulation
- H04L2027/0083—Signalling arrangements
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/0202—Channel estimation
- H04L25/0212—Channel estimation of impulse response
- H04L25/0216—Channel estimation of impulse response with estimation of channel length
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L7/00—Arrangements for synchronising receiver with transmitter
- H04L7/04—Speed or phase control by synchronisation signals
- H04L7/041—Speed or phase control by synchronisation signals using special codes as synchronising signal
- H04L7/042—Detectors therefor, e.g. correlators, state machines
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Power Engineering (AREA)
- Artificial Intelligence (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003526137A JP4188235B2 (en) | 2001-08-31 | 2002-08-29 | A system for parameter estimation and tracking of interfering digitally modulated signals. |
AU2002332709A AU2002332709A1 (en) | 2001-08-31 | 2002-08-29 | System for parameter estimation and tracking of interfering digitally modulated signals |
EP02797772A EP1433303A2 (en) | 2001-08-31 | 2002-08-29 | System for parameter estimation and tracking of interfering digitally modulated signals |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/943,770 US6947505B2 (en) | 2000-09-20 | 2001-08-31 | System for parameter estimation and tracking of interfering digitally modulated signals |
US09/943,770 | 2001-08-31 |
Publications (2)
Publication Number | Publication Date |
---|---|
WO2003021934A2 WO2003021934A2 (en) | 2003-03-13 |
WO2003021934A3 true WO2003021934A3 (en) | 2003-11-06 |
Family
ID=25480229
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/US2002/027451 WO2003021934A2 (en) | 2001-08-31 | 2002-08-29 | System for parameter estimation and tracking of interfering digitally modulated signals |
Country Status (5)
Country | Link |
---|---|
US (1) | US6947505B2 (en) |
EP (1) | EP1433303A2 (en) |
JP (1) | JP4188235B2 (en) |
AU (1) | AU2002332709A1 (en) |
WO (1) | WO2003021934A2 (en) |
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US7200103B2 (en) | 2001-06-21 | 2007-04-03 | Bae Systems Information And Electronic Systems Integration Inc. | Reduced algorithm receiver |
US6831574B1 (en) | 2003-10-03 | 2004-12-14 | Bae Systems Information And Electronic Systems Integration Inc | Multi-turbo multi-user detector |
US7092452B2 (en) * | 2002-03-25 | 2006-08-15 | Bae Systems Information And Electronic Systems Integration Inc | Co-channel interference receiver |
US7190747B2 (en) * | 2002-03-25 | 2007-03-13 | Bae Systems Information And Electronic Systems Integration Inc. | Frequency mismatch compensation for multiuser detection |
US6947502B2 (en) * | 2002-04-16 | 2005-09-20 | Taylor Matthew A | Parameter estimator for a multiuser detection receiver |
US6690660B2 (en) * | 2002-05-22 | 2004-02-10 | Interdigital Technology Corporation | Adaptive algorithm for a Cholesky approximation |
AU2003233263B2 (en) * | 2002-06-14 | 2007-11-01 | Dspace Pty Ltd | Method and receiver for processing a multi-user signal |
ATE355654T1 (en) * | 2002-06-14 | 2006-03-15 | Dspace Pty Ltd | METHOD AND RECEIVER FOR PROCESSING A MULTI-USER SIGNAL |
TWI433483B (en) * | 2002-07-19 | 2014-04-01 | Interdigital Tech Corp | Groupwise successive interference cancellation for block transmission with reception diversity |
US7565202B2 (en) | 2002-07-30 | 2009-07-21 | Second Sight Medical Products, Inc. | Field focusing and mapping in an electrode array |
US6826140B2 (en) * | 2002-08-26 | 2004-11-30 | Bae Systems Information And Electronic Systems Integration Inc | Multichannel digital recording system with multi-user detection |
US7126890B2 (en) * | 2002-08-26 | 2006-10-24 | Bae Systems Information And Electronic Systems Integration Inc | Multitrack readback and multiuser detection for disk drives |
US20060265057A1 (en) | 2003-01-31 | 2006-11-23 | Greenberg Robert J | Field focusing and mapping in an electrode array |
US7574263B2 (en) | 2003-01-31 | 2009-08-11 | Second Sight Medical Products, Inc. | Pixel re-mapping for visual prosthesis |
US7218665B2 (en) * | 2003-04-25 | 2007-05-15 | Bae Systems Information And Electronic Systems Integration Inc. | Deferred decorrelating decision-feedback detector for supersaturated communications |
EP1636709B1 (en) * | 2003-06-25 | 2016-05-25 | Collision Communications, Inc. | Windowed multiuser detection |
EP1555784B1 (en) | 2004-01-19 | 2017-03-22 | Collision Communications, Inc. | Method and apparatus for optimizing tree pruning in a multiuser detector |
US7672285B2 (en) * | 2004-06-28 | 2010-03-02 | Dtvg Licensing, Inc. | Method and apparatus for minimizing co-channel interference by scrambling |
CA2562549C (en) * | 2004-04-12 | 2013-03-19 | The Directv Group, Inc. | Methods and apparatuses for minimizing co-channel interference |
US7161988B2 (en) * | 2004-04-12 | 2007-01-09 | The Directv Group, Inc. | Method and apparatus for minimizing co-channel interference |
US7817754B2 (en) * | 2004-12-01 | 2010-10-19 | Bae Systems Information And Electronic Systems Integration Inc. | M-algorithm with prioritized user ordering |
CN1870465B (en) * | 2005-05-24 | 2011-06-01 | 都科摩(北京)通信技术研究中心有限公司 | Generating method, communication system and communication method of circulation training sequence |
US7426199B2 (en) * | 2005-06-29 | 2008-09-16 | Intel Corporation | Wireless communication device and method for reducing carrier frequency offsets over a simultaneous multi-user uplink in a multicarrier communication network |
US7706248B2 (en) * | 2005-06-29 | 2010-04-27 | Intel Corporation | Multicarrier receiver and method for time-delay compensation in a multi-user uplink |
US7480497B2 (en) * | 2005-06-29 | 2009-01-20 | Intel Corporation | Multicarrier receiver and method for carrier frequency offset correction and channel estimation for receipt of simultaneous transmissions over a multi-user uplink |
US7613228B2 (en) * | 2005-08-10 | 2009-11-03 | Bae Systems Information And Electronic Systems Integration Inc. | M-Algorithm multiuser detector with correlation based pruning |
US7307915B2 (en) * | 2006-03-09 | 2007-12-11 | Bae Systems Information And Electronic Systems Integration Inc. | Seismic modem |
US8442134B2 (en) * | 2008-01-22 | 2013-05-14 | Nxp B.V. | Post DFT/FFT time tracking algorithm for OFDM receivers |
CN101420708B (en) * | 2008-11-28 | 2010-12-08 | 华为技术有限公司 | Multiuser asynchronous information detection method and apparatus |
GB2466280A (en) * | 2008-12-18 | 2010-06-23 | Inmarsat Global Ltd | Multi-access communication in which plural transmissions share timing and frequency resources but have different waveforms or propagation characteristics |
KR101651568B1 (en) * | 2009-10-27 | 2016-09-06 | 삼성전자주식회사 | Apparatus and method for three-dimensional space interface |
EP2552067B1 (en) * | 2011-07-27 | 2019-03-27 | Vodafone Holding GmbH | Method and receiver structure for joint detection in asynchronous multi-user OFDM systems |
US9055579B2 (en) * | 2012-05-23 | 2015-06-09 | Collision Communications, Inc. | Systems and methods for creating non-orthogonal dimensionality between signals in electronic devices |
US10091798B2 (en) | 2012-11-07 | 2018-10-02 | Massachusetts Institute Of Technology | Cognitive radio method and apparatus for achieving ad hoc interference multiple access wireless communication |
WO2013180816A2 (en) | 2012-11-07 | 2013-12-05 | Massachusetts Institute Of Technology | Method and apparatus for rate determination in a radio frequency system |
WO2014052992A1 (en) | 2012-11-07 | 2014-04-03 | Massachusetts Institute Of Technology | Cognitive radio method and apparatus for achieving ad hoc interference multiple access wireless communication |
US9148804B2 (en) | 2012-11-07 | 2015-09-29 | Massachusetts Institute Of Technology | Method and apparatus for making optimal use of an asymmetric interference channel in wireless communication systems |
US8831147B1 (en) * | 2013-03-11 | 2014-09-09 | Telefonaktiebolaget L M Ericsson (Publ) | Parameter estimation in VAMOUS receivers |
US9998199B2 (en) | 2013-03-14 | 2018-06-12 | Massachusetts Institute Of Technology | Method and apparatus for smart adaptive dynamic range multiuser detection radio receiver |
US8934589B2 (en) | 2013-05-29 | 2015-01-13 | Telefonaktiebolaget L M Ericsson (Publ) | Demodulation in VAMOS receivers |
US9699665B2 (en) | 2014-06-16 | 2017-07-04 | Massachusetts Institute Of Technology | Cognitive radio method and apparatus for achieving ad hoc interference multiple access wireless communication |
US10299281B2 (en) | 2014-06-16 | 2019-05-21 | Massachusetts Institute Of Technology | Cognitive radio method and apparatus for achieving ad hoc interference multiple access wireless communication |
US10159004B2 (en) | 2014-11-03 | 2018-12-18 | Massachusetts Institute Of Technology | Message fractionation and physical layer channel assignment for multiuser detection-enabled wireless communication among adaptive interference |
US10448342B1 (en) * | 2018-10-19 | 2019-10-15 | Motorola Mobility Llc | Aggregate transmit power limiting on uncoordinated multiple transmitter device |
US11632764B1 (en) | 2019-05-21 | 2023-04-18 | Massachusetts Institute Of Technology | Multi-antenna sequential interference cancelling receiver |
US11005507B2 (en) | 2019-06-14 | 2021-05-11 | Massachusetts Institute Of Technology | Targeted ratio of signal power to interference plus noise power for enhancement of a multi-user detection receiver |
US11569927B2 (en) * | 2021-04-29 | 2023-01-31 | L3Harris Technologies, Inc. | Algorithm and techniques for high-resolution interference parameter estimation in low-swap environment |
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US5710797A (en) * | 1995-05-23 | 1998-01-20 | Libit Signal Processing Inc. | Method and apparatus for digital communication in the presence of closely spaced adjacent channels |
US5933768A (en) * | 1997-02-28 | 1999-08-03 | Telefonaktiebolaget L/M Ericsson | Receiver apparatus, and associated method, for receiving a receive signal transmitted upon a channel susceptible to interference |
US6404760B1 (en) * | 1999-07-19 | 2002-06-11 | Qualcomm Incorporated | CDMA multiple access interference cancellation using signal estimation |
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US6483866B1 (en) * | 1993-10-12 | 2002-11-19 | Ntt Mobile Communications Network Inc. | Multi-station transmission method and receiver for inverse transforming two pseudo-orthogonal transmission sequences used for metric calculation and base station selection based thereon |
US5790606A (en) | 1994-01-11 | 1998-08-04 | Ericsson Inc. | Joint demodulation using spatial maximum likelihood |
EP0696398A1 (en) | 1994-02-25 | 1996-02-14 | Koninklijke Philips Electronics N.V. | A multiple access digital transmission system and a radio base station and a receiver for use in such a system |
CA2209400A1 (en) | 1996-07-17 | 1998-01-17 | Roke Manor Research Limited | Improvements in or relating to packet radio systems |
US5982813A (en) | 1996-09-30 | 1999-11-09 | Amsc Subsidiary Corporation | Demand-based power and data rate adjustments to a transmitter to optimize channel capacity and power usage with respect to data transmission traffic over a fixed-bandwidth channel |
US6026130A (en) * | 1997-03-04 | 2000-02-15 | Advanced Micro Devices, Inc. | System and method for estimating a set of parameters for a transmission channel in a communication system |
US6219341B1 (en) | 1997-03-20 | 2001-04-17 | University Technology Corporation | Method for bandwidth efficient multiple access wireless communication |
US6198775B1 (en) | 1998-04-28 | 2001-03-06 | Ericsson Inc. | Transmit diversity method, systems, and terminals using scramble coding |
US6219314B1 (en) * | 1998-06-22 | 2001-04-17 | U.S. Phillips Corporation | Disc changer with rotatable disc support and disc player including the disc changer |
US6904079B2 (en) * | 2000-02-08 | 2005-06-07 | Ipr Licensing, Inc. | Access channel structure for wireless communication system |
-
2001
- 2001-08-31 US US09/943,770 patent/US6947505B2/en not_active Expired - Lifetime
-
2002
- 2002-08-29 JP JP2003526137A patent/JP4188235B2/en not_active Expired - Fee Related
- 2002-08-29 EP EP02797772A patent/EP1433303A2/en not_active Withdrawn
- 2002-08-29 WO PCT/US2002/027451 patent/WO2003021934A2/en active Application Filing
- 2002-08-29 AU AU2002332709A patent/AU2002332709A1/en not_active Abandoned
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5710797A (en) * | 1995-05-23 | 1998-01-20 | Libit Signal Processing Inc. | Method and apparatus for digital communication in the presence of closely spaced adjacent channels |
US5933768A (en) * | 1997-02-28 | 1999-08-03 | Telefonaktiebolaget L/M Ericsson | Receiver apparatus, and associated method, for receiving a receive signal transmitted upon a channel susceptible to interference |
US6404760B1 (en) * | 1999-07-19 | 2002-06-11 | Qualcomm Incorporated | CDMA multiple access interference cancellation using signal estimation |
Also Published As
Publication number | Publication date |
---|---|
US20020037061A1 (en) | 2002-03-28 |
AU2002332709A1 (en) | 2003-03-18 |
EP1433303A2 (en) | 2004-06-30 |
JP2005502278A (en) | 2005-01-20 |
US6947505B2 (en) | 2005-09-20 |
JP4188235B2 (en) | 2008-11-26 |
WO2003021934A2 (en) | 2003-03-13 |
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