EP1671430A4 - System for decreasing processing time in an iterative multi-user detector system - Google Patents
System for decreasing processing time in an iterative multi-user detector systemInfo
- Publication number
- EP1671430A4 EP1671430A4 EP03754910A EP03754910A EP1671430A4 EP 1671430 A4 EP1671430 A4 EP 1671430A4 EP 03754910 A EP03754910 A EP 03754910A EP 03754910 A EP03754910 A EP 03754910A EP 1671430 A4 EP1671430 A4 EP 1671430A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- processing time
- user detector
- decreasing processing
- iterative multi
- detector system
- 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.)
- Withdrawn
Links
- 230000003247 decreasing effect Effects 0.000 title 1
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
- H04L25/03—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
- 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
- H04B1/7105—Joint detection techniques, e.g. linear detectors
-
- 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
- H04L25/03171—Arrangements involving maximum a posteriori probability [MAP] detection
-
- 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
- H04B2201/70707—Efficiency-related aspects
-
- 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
- H04L25/03178—Arrangements involving sequence estimation techniques
- H04L25/03248—Arrangements for operating in conjunction with other apparatus
- H04L25/03286—Arrangements for operating in conjunction with other apparatus with channel-decoding circuitry
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Probability & Statistics with Applications (AREA)
- Detection And Prevention Of Errors In Transmission (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/US2003/030382 WO2005041435A1 (en) | 2002-03-25 | 2003-09-25 | System for decreasing processing time in an iterative multi-user detector system |
Publications (2)
Publication Number | Publication Date |
---|---|
EP1671430A1 EP1671430A1 (en) | 2006-06-21 |
EP1671430A4 true EP1671430A4 (en) | 2010-03-10 |
Family
ID=35006333
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP03754910A Withdrawn EP1671430A4 (en) | 2003-09-25 | 2003-09-25 | System for decreasing processing time in an iterative multi-user detector system |
Country Status (2)
Country | Link |
---|---|
EP (1) | EP1671430A4 (en) |
AU (1) | AU2003272709A1 (en) |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20030182369A1 (en) * | 2002-03-25 | 2003-09-25 | Bae Systems Information Electronic Systems Integration, Inc. | System for decreasing processing time in an iterative multi-user detector system |
WO2004010572A1 (en) * | 2002-07-24 | 2004-01-29 | Bae Systems Information And Electronic Systems Integration Inc | Co-channel interference receiver |
-
2003
- 2003-09-25 EP EP03754910A patent/EP1671430A4/en not_active Withdrawn
- 2003-09-25 AU AU2003272709A patent/AU2003272709A1/en not_active Abandoned
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20030182369A1 (en) * | 2002-03-25 | 2003-09-25 | Bae Systems Information Electronic Systems Integration, Inc. | System for decreasing processing time in an iterative multi-user detector system |
WO2004010572A1 (en) * | 2002-07-24 | 2004-01-29 | Bae Systems Information And Electronic Systems Integration Inc | Co-channel interference receiver |
Non-Patent Citations (2)
Title |
---|
See also references of WO2005041435A1 * |
XIANGYANG ZHUANG ET AL: "Coding-assisted mimo joint detection and decoding in turbo-coded ofdm", IEEE VEHICULAR TECHNOLGY CONFERENCE, vol. 1, 24 September 2002 (2002-09-24), NEW YORK, NY : IEEE, US, pages 23 - 27, XP010608509, ISBN: 978-0-7803-7467-6 * |
Also Published As
Publication number | Publication date |
---|---|
AU2003272709A1 (en) | 2005-05-11 |
EP1671430A1 (en) | 2006-06-21 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
17P | Request for examination filed |
Effective date: 20060421 |
|
AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PT RO SE SI SK TR |
|
DAX | Request for extension of the european patent (deleted) | ||
A4 | Supplementary search report drawn up and despatched |
Effective date: 20100209 |
|
RIC1 | Information provided on ipc code assigned before grant |
Ipc: H04L 1/00 20060101ALI20100203BHEP Ipc: H04L 25/03 20060101ALI20100203BHEP Ipc: H03D 1/06 20060101ALI20100203BHEP Ipc: H03D 1/04 20060101ALI20100203BHEP Ipc: H04B 15/00 20060101ALI20100203BHEP Ipc: H04B 1/707 20060101AFI20050511BHEP |
|
17Q | First examination report despatched |
Effective date: 20100614 |
|
RAP1 | Party data changed (applicant data changed or rights of an application transferred) |
Owner name: COLLISION TECHNOLOGY LLC |
|
RAP1 | Party data changed (applicant data changed or rights of an application transferred) |
Owner name: COLLISION COMMUNICATIONS, INC. |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: EXAMINATION IS IN PROGRESS |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
|
18D | Application deemed to be withdrawn |
Effective date: 20190612 |