IT1396405B1 - Procedimento e dispositivo per l'acquisizione di segnali satellitari, corrispondente prodotto informatico. - Google Patents

Procedimento e dispositivo per l'acquisizione di segnali satellitari, corrispondente prodotto informatico.

Info

Publication number
IT1396405B1
IT1396405B1 ITTO2009A000831A ITTO20090831A IT1396405B1 IT 1396405 B1 IT1396405 B1 IT 1396405B1 IT TO2009A000831 A ITTO2009A000831 A IT TO2009A000831A IT TO20090831 A ITTO20090831 A IT TO20090831A IT 1396405 B1 IT1396405 B1 IT 1396405B1
Authority
IT
Italy
Prior art keywords
correspondent
acquisition
procedure
product
satellite signals
Prior art date
Application number
ITTO2009A000831A
Other languages
English (en)
Inventor
Carmelo Burgio
Original Assignee
St Microelectronics Srl
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 St Microelectronics Srl filed Critical St Microelectronics Srl
Priority to ITTO2009A000831A priority Critical patent/IT1396405B1/it
Priority to US12/913,396 priority patent/US20110096719A1/en
Publication of ITTO20090831A1 publication Critical patent/ITTO20090831A1/it
Application granted granted Critical
Publication of IT1396405B1 publication Critical patent/IT1396405B1/it

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
    • G01S19/01—Satellite radio beacon positioning systems transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
    • G01S19/13—Receivers
    • G01S19/24—Acquisition or tracking or demodulation of signals transmitted by the system
    • G01S19/30—Acquisition or tracking or demodulation of signals transmitted by the system code related
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
    • G01S19/01—Satellite radio beacon positioning systems transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
    • G01S19/13—Receivers
    • G01S19/35—Constructional details or hardware or software details of the signal processing chain
    • G01S19/37—Hardware or software details of the signal processing chain
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F17/00—Digital computing or data processing equipment or methods, specially adapted for specific functions
    • G06F17/10—Complex mathematical operations
    • G06F17/15—Correlation function computation including computation of convolution operations
    • 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
    • H04B1/7073—Synchronisation aspects
    • H04B1/7075—Synchronisation aspects with code phase acquisition
    • H04B1/70751—Synchronisation aspects with code phase acquisition using partial detection
    • H04B1/70752—Partial correlation
    • 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
    • H04B1/7073—Synchronisation aspects
    • H04B1/7075—Synchronisation aspects with code phase acquisition
    • H04B1/708—Parallel implementation
    • 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
    • H04B1/709—Correlator structure
    • H04B1/7095—Sliding correlator type
    • 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
    • H04B1/709—Correlator structure
    • 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
    • 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
    • H04B2201/70715—Orthogonal indexing scheme relating to spread spectrum techniques in general relating to direct sequence modulation with application-specific features

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Mathematical Optimization (AREA)
  • Mathematical Physics (AREA)
  • Mathematical Analysis (AREA)
  • Computational Mathematics (AREA)
  • Pure & Applied Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Data Mining & Analysis (AREA)
  • Computing Systems (AREA)
  • Databases & Information Systems (AREA)
  • Software Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Algebra (AREA)
  • Radio Relay Systems (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
  • Navigation (AREA)
  • Position Fixing By Use Of Radio Waves (AREA)
ITTO2009A000831A 2009-10-28 2009-10-28 Procedimento e dispositivo per l'acquisizione di segnali satellitari, corrispondente prodotto informatico. IT1396405B1 (it)

Priority Applications (2)

Application Number Priority Date Filing Date Title
ITTO2009A000831A IT1396405B1 (it) 2009-10-28 2009-10-28 Procedimento e dispositivo per l'acquisizione di segnali satellitari, corrispondente prodotto informatico.
US12/913,396 US20110096719A1 (en) 2009-10-28 2010-10-27 Method and device of acquiring satellite signals, corresponding computer program product

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITTO2009A000831A IT1396405B1 (it) 2009-10-28 2009-10-28 Procedimento e dispositivo per l'acquisizione di segnali satellitari, corrispondente prodotto informatico.

Publications (2)

Publication Number Publication Date
ITTO20090831A1 ITTO20090831A1 (it) 2011-04-29
IT1396405B1 true IT1396405B1 (it) 2012-11-19

Family

ID=42174663

Family Applications (1)

Application Number Title Priority Date Filing Date
ITTO2009A000831A IT1396405B1 (it) 2009-10-28 2009-10-28 Procedimento e dispositivo per l'acquisizione di segnali satellitari, corrispondente prodotto informatico.

Country Status (2)

Country Link
US (1) US20110096719A1 (it)
IT (1) IT1396405B1 (it)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8644788B2 (en) 2012-05-02 2014-02-04 Skytraq Technology, Inc. Signal receiver, portable computer and signal acquisition method used in satellite communication system

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5931893A (en) * 1997-11-11 1999-08-03 Ericsson, Inc. Efficient correlation over a sliding window
GB0126325D0 (en) * 2001-11-02 2002-01-02 Koninl Philips Electronics Nv Method and apparatus for spread spectrum signal acquisition
US8193980B2 (en) * 2008-03-10 2012-06-05 Texas Instruments Incorporated Doppler and code phase searches in a GNSS receiver
US20100158076A1 (en) * 2008-12-19 2010-06-24 Vns Portfolio Llc Direct Sequence Spread Spectrum Correlation Method for a Multiprocessor Array

Also Published As

Publication number Publication date
US20110096719A1 (en) 2011-04-28
ITTO20090831A1 (it) 2011-04-29

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