AU7511496A - A method for direct sequence spreading of a data sequence (dsss) - Google Patents

A method for direct sequence spreading of a data sequence (dsss)

Info

Publication number
AU7511496A
AU7511496A AU75114/96A AU7511496A AU7511496A AU 7511496 A AU7511496 A AU 7511496A AU 75114/96 A AU75114/96 A AU 75114/96A AU 7511496 A AU7511496 A AU 7511496A AU 7511496 A AU7511496 A AU 7511496A
Authority
AU
Australia
Prior art keywords
dsss
sequence
spreading
direct
data sequence
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.)
Granted
Application number
AU75114/96A
Other versions
AU712151B2 (en
Inventor
Arne Lindblad
Anna Wik
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.)
Telefonaktiebolaget LM Ericsson AB
Original Assignee
Telefonaktiebolaget LM Ericsson AB
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 Telefonaktiebolaget LM Ericsson AB filed Critical Telefonaktiebolaget LM Ericsson AB
Publication of AU7511496A publication Critical patent/AU7511496A/en
Assigned to TELEFONAKTIEBOLAGET LM ERICSSON (PUBL) reassignment TELEFONAKTIEBOLAGET LM ERICSSON (PUBL) Alteration of Name(s) of Applicant(s) under S113 Assignors: FORSVARETS FORSKNINGSANSTALT
Application granted granted Critical
Publication of AU712151B2 publication Critical patent/AU712151B2/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J13/00—Code division multiplex systems
    • H04J13/10—Code generation
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J13/00—Code division multiplex systems
    • H04J13/0007—Code type
    • H04J13/0022—PN, e.g. Kronecker
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04K—SECRET COMMUNICATION; JAMMING OF COMMUNICATION
    • H04K3/00—Jamming of communication; Counter-measures
    • H04K3/20—Countermeasures against jamming
    • H04K3/25—Countermeasures against jamming based on characteristics of target signal or of transmission, e.g. using direct sequence spread spectrum or fast frequency hopping
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04K—SECRET COMMUNICATION; JAMMING OF COMMUNICATION
    • H04K3/00—Jamming of communication; Counter-measures
    • H04K3/80—Jamming or countermeasure characterized by its function
    • H04K3/82—Jamming or countermeasure characterized by its function related to preventing surveillance, interception or detection
    • H04K3/827—Jamming or countermeasure characterized by its function related to preventing surveillance, interception or detection using characteristics of target signal or of transmission, e.g. using direct sequence spread spectrum or fast frequency hopping
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/001—Modulated-carrier systems using chaotic signals
    • 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
    • H04B2201/70706—Orthogonal indexing scheme relating to spread spectrum techniques in general relating to direct sequence modulation with means for reducing the peak-to-average power ratio
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04K—SECRET COMMUNICATION; JAMMING OF COMMUNICATION
    • H04K1/00—Secret communication
    • H04K1/02—Secret communication by adding a second signal to make the desired signal unintelligible
    • H04K1/025—Secret communication by adding a second signal to make the desired signal unintelligible using an analogue chaotic signal

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
AU75114/96A 1995-10-25 1996-10-25 A method for direct sequence spreading of a data sequence (DSSS) Ceased AU712151B2 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
SE9503752A SE506622C2 (en) 1995-10-25 1995-10-25 Direct Sequence Banding (DSSS) method of a data sequence
SE9503752 1995-10-25
PCT/SE1996/001371 WO1997015986A1 (en) 1995-10-25 1996-10-25 A method for direct sequence spreading of a data sequence (dsss)

Publications (2)

Publication Number Publication Date
AU7511496A true AU7511496A (en) 1997-05-15
AU712151B2 AU712151B2 (en) 1999-10-28

Family

ID=20399954

Family Applications (1)

Application Number Title Priority Date Filing Date
AU75114/96A Ceased AU712151B2 (en) 1995-10-25 1996-10-25 A method for direct sequence spreading of a data sequence (DSSS)

Country Status (6)

Country Link
EP (1) EP0873598A1 (en)
JP (1) JP2001513950A (en)
AU (1) AU712151B2 (en)
CA (1) CA2235737A1 (en)
SE (1) SE506622C2 (en)
WO (1) WO1997015986A1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE602004012483T2 (en) * 2003-06-18 2008-11-27 Samsung Electronics Co., Ltd., Suwon Method and apparatus for generating a preamble by means of a chaotic sequence
LU91292B1 (en) * 2006-12-01 2008-06-02 European Gsa New Chaotic Spreading Codes for Galileo
CN103490845B (en) * 2013-09-16 2015-09-30 哈尔滨工程大学 Based on Adaptive MPEG I Coding System Based on Structure Segmentation generation device and the method for weighting process
US9479217B1 (en) * 2015-07-28 2016-10-25 John David Terry Method and apparatus for communicating data in a digital chaos cooperative network
CN106654853B (en) * 2017-01-06 2019-01-25 电子科技大学 A kind of laser chaos spread spectrum transformation system with latency hiding characteristic

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4918706A (en) * 1988-12-28 1990-04-17 Sperry Marine Inc. Spread spectrum long loop receiver
US5418813A (en) * 1993-12-06 1995-05-23 Motorola, Inc. Method and apparatus for creating a composite waveform

Also Published As

Publication number Publication date
SE506622C2 (en) 1998-01-19
WO1997015986A1 (en) 1997-05-01
EP0873598A1 (en) 1998-10-28
CA2235737A1 (en) 1997-05-01
AU712151B2 (en) 1999-10-28
SE9503752L (en) 1997-04-26
JP2001513950A (en) 2001-09-04
SE9503752D0 (en) 1995-10-25

Similar Documents

Publication Publication Date Title
AU6226996A (en) A method for locating a called subscriber
AU2035199A (en) Method for organizing information
AU3396395A (en) Method of operating a computer system
AU5616896A (en) Method of providing call charge information
AU9321298A (en) Method for efficiently computing sequence correlations
AU5305396A (en) A method for assigning subscribers between narrowbeam sectors
AUPO951497A0 (en) A method for data compression
AU6246896A (en) Magazine
AU6399096A (en) System and method for modeling discrete data sequences
AU6061896A (en) Method for waterproofing leather
AU3560895A (en) A method for encryption of file
AU7511496A (en) A method for direct sequence spreading of a data sequence (dsss)
GB9622279D0 (en) Computer operation method
AU4587496A (en) A telecommunications method
GB9505939D0 (en) A method of operating a computer system
AU5104696A (en) A method for identifying a novel multidrug-resistance type
AU5519996A (en) A method of selectively transmitting information
AU7908198A (en) A method for pre-fibrillation of lyocell
AU6440596A (en) Method for coating leather
AU8779398A (en) Method and apparatus for moving a piston
AP9701121A0 (en) Method for prearing streptogramines
GB9622280D0 (en) A method of providing functions on a computer
AU5271296A (en) Novel method
AU1101797A (en) Method for making fluoroalkanols
AU7313196A (en) A polymerisable composition, a method of applying a polymerisable composition and a device for applying polymerisable composition

Legal Events

Date Code Title Description
MK14 Patent ceased section 143(a) (annual fees not paid) or expired