GB2472535B - System and methods of communicating over noisy communication channels - Google Patents

System and methods of communicating over noisy communication channels

Info

Publication number
GB2472535B
GB2472535B GB1018455A GB201018455A GB2472535B GB 2472535 B GB2472535 B GB 2472535B GB 1018455 A GB1018455 A GB 1018455A GB 201018455 A GB201018455 A GB 201018455A GB 2472535 B GB2472535 B GB 2472535B
Authority
GB
United Kingdom
Prior art keywords
methods
communication channels
communicating over
noisy communication
over noisy
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.)
Expired - Fee Related
Application number
GB1018455A
Other versions
GB201018455D0 (en
GB2472535A (en
Inventor
Peter S Aronstam
Roger W Fincher
Larry A Watkins
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Baker Hughes Holdings LLC
Original Assignee
Baker Hughes Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from US11/102,006 external-priority patent/US7313052B2/en
Application filed by Baker Hughes Inc filed Critical Baker Hughes Inc
Publication of GB201018455D0 publication Critical patent/GB201018455D0/en
Publication of GB2472535A publication Critical patent/GB2472535A/en
Application granted granted Critical
Publication of GB2472535B publication Critical patent/GB2472535B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B47/00—Survey of boreholes or wells
    • E21B47/12—Means for transmitting measuring-signals or control signals from the well to the surface, or from the surface to the well, e.g. for logging while drilling
    • 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
    • H04L25/0202—Channel estimation
    • H04L25/0224—Channel estimation using sounding signals
    • H04L25/0228—Channel estimation using sounding signals with direct estimation from sounding signals
    • 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
    • H04L25/0228—Channel estimation using sounding signals with direct estimation from sounding signals
    • H04L25/023—Channel estimation using sounding signals with direct estimation from sounding signals with extension to other symbols
    • H04L25/0232—Channel estimation using sounding signals with direct estimation from sounding signals with extension to other symbols by interpolation between sounding signals
    • 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
    • H04L25/03012—Arrangements for removing intersymbol interference operating in the time domain
GB1018455A 2005-04-08 2006-04-04 System and methods of communicating over noisy communication channels Expired - Fee Related GB2472535B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US11/102,006 US7313052B2 (en) 2005-04-08 2005-04-08 System and methods of communicating over noisy communication channels
GB0719630A GB2439029B (en) 2005-04-08 2006-04-04 System and method of communicating over noisy communication channels

Publications (3)

Publication Number Publication Date
GB201018455D0 GB201018455D0 (en) 2010-12-15
GB2472535A GB2472535A (en) 2011-02-09
GB2472535B true GB2472535B (en) 2011-04-13

Family

ID=43446604

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1018455A Expired - Fee Related GB2472535B (en) 2005-04-08 2006-04-04 System and methods of communicating over noisy communication channels

Country Status (1)

Country Link
GB (1) GB2472535B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11215044B2 (en) 2017-03-03 2022-01-04 Cold Bore Technology Inc. Adaptive noise reduction for event monitoring during hydraulic fracturing operations

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4177430A (en) * 1978-03-06 1979-12-04 Rockwell International Corporation Adaptive noise cancelling receiver
US6501804B1 (en) * 1996-11-08 2002-12-31 Deutsche Telekom Ag Method for the transmission of digital signals

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4177430A (en) * 1978-03-06 1979-12-04 Rockwell International Corporation Adaptive noise cancelling receiver
US6501804B1 (en) * 1996-11-08 2002-12-31 Deutsche Telekom Ag Method for the transmission of digital signals

Also Published As

Publication number Publication date
GB201018455D0 (en) 2010-12-15
GB2472535A (en) 2011-02-09

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20160404