EG13329A - System for extracting timing information form a modulated carrier - Google Patents

System for extracting timing information form a modulated carrier

Info

Publication number
EG13329A
EG13329A EG267/77A EG26777A EG13329A EG 13329 A EG13329 A EG 13329A EG 267/77 A EG267/77 A EG 267/77A EG 26777 A EG26777 A EG 26777A EG 13329 A EG13329 A EG 13329A
Authority
EG
Egypt
Prior art keywords
timing information
modulated carrier
information form
extracting timing
extracting
Prior art date
Application number
EG267/77A
Other languages
English (en)
Inventor
W Waggener
Original Assignee
Schlumberger Technology Corp
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
Application filed by Schlumberger Technology Corp filed Critical Schlumberger Technology Corp
Application granted granted Critical
Publication of EG13329A publication Critical patent/EG13329A/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/02—Speed or phase control by the received code signals, the signals containing no special synchronisation information
    • H04L7/033—Speed or phase control by the received code signals, the signals containing no special synchronisation information using the transitions of the received signal to control the phase of the synchronising-signal-generating means, e.g. using a phase-locked loop
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK 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
    • E21B47/14—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 using acoustic waves
    • E21B47/18—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 using acoustic waves through the well fluid, e.g. mud pressure pulse telemetry
    • E21B47/20—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 using acoustic waves through the well fluid, e.g. mud pressure pulse telemetry by modulation of mud waves, e.g. by continuous modulation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/0079—Receiver details
    • H04L7/0083—Receiver details taking measures against momentary loss of synchronisation, e.g. inhibiting the synchronisation, using idle words or using redundant clocks

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Geology (AREA)
  • Geophysics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Fluid Mechanics (AREA)
  • Remote Sensing (AREA)
  • Acoustics & Sound (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Environmental & Geological Engineering (AREA)
  • Signal Processing (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Communication Control (AREA)
  • Indicating And Signalling Devices For Elevators (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
EG267/77A 1976-05-10 1977-05-07 System for extracting timing information form a modulated carrier EG13329A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US68460476A 1976-05-10 1976-05-10

Publications (1)

Publication Number Publication Date
EG13329A true EG13329A (en) 1981-06-30

Family

ID=24748755

Family Applications (1)

Application Number Title Priority Date Filing Date
EG267/77A EG13329A (en) 1976-05-10 1977-05-07 System for extracting timing information form a modulated carrier

Country Status (15)

Country Link
AR (1) AR222004A1 (nl)
AU (1) AU513642B2 (nl)
BR (1) BR7702901A (nl)
CA (1) CA1119686A (nl)
DE (1) DE2721023A1 (nl)
EG (1) EG13329A (nl)
ES (1) ES458606A1 (nl)
FR (1) FR2351549A1 (nl)
GB (1) GB1579488A (nl)
GR (1) GR63199B (nl)
IE (1) IE45139B1 (nl)
IT (1) IT1101653B (nl)
NL (1) NL7705119A (nl)
NO (1) NO771514L (nl)
OA (1) OA05657A (nl)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20220200750A1 (en) * 2020-12-17 2022-06-23 Intel Corporation Closed-loop baud rate carrier and carrier frequency tuning for wireless chip-to-chip interface

Also Published As

Publication number Publication date
NL7705119A (nl) 1977-11-14
AR222004A1 (es) 1981-04-15
GR63199B (en) 1979-10-04
AU513642B2 (en) 1980-12-11
IT1101653B (it) 1985-10-07
IE45139L (en) 1977-11-10
AU2486077A (en) 1978-11-09
NO771514L (no) 1977-11-08
CA1119686A (en) 1982-03-09
DE2721023A1 (de) 1977-12-01
FR2351549B1 (nl) 1980-02-15
FR2351549A1 (fr) 1977-12-09
OA05657A (fr) 1981-04-30
GB1579488A (en) 1980-11-19
BR7702901A (pt) 1978-05-16
IE45139B1 (en) 1982-06-30
ES458606A1 (es) 1978-08-01

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