AU2001229568A1 - A method and apparatus for improved cellular telephone communications - Google Patents

A method and apparatus for improved cellular telephone communications

Info

Publication number
AU2001229568A1
AU2001229568A1 AU2001229568A AU2956801A AU2001229568A1 AU 2001229568 A1 AU2001229568 A1 AU 2001229568A1 AU 2001229568 A AU2001229568 A AU 2001229568A AU 2956801 A AU2956801 A AU 2956801A AU 2001229568 A1 AU2001229568 A1 AU 2001229568A1
Authority
AU
Australia
Prior art keywords
cellular telephone
telephone communications
improved cellular
improved
communications
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.)
Abandoned
Application number
AU2001229568A
Inventor
Harold Walker
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of AU2001229568A1 publication Critical patent/AU2001229568A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • 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
    • H04B1/713—Spread spectrum techniques using frequency hopping
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/18—Phase-modulated carrier systems, i.e. using phase-shift keying
    • H04L27/20—Modulator circuits; Transmitter circuits
    • H04L27/2003—Modulator circuits; Transmitter circuits for continuous phase modulation
    • H04L27/2007—Modulator circuits; Transmitter circuits for continuous phase modulation in which the phase change within each symbol period is constrained
    • H04L27/2017—Modulator circuits; Transmitter circuits for continuous phase modulation in which the phase change within each symbol period is constrained in which the phase changes are non-linear, e.g. generalized and Gaussian minimum shift keying, tamed frequency modulation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/18—Phase-modulated carrier systems, i.e. using phase-shift keying
    • H04L27/22—Demodulator circuits; Receiver circuits
    • H04L27/233—Demodulator circuits; Receiver circuits using non-coherent demodulation
    • H04L27/2332—Demodulator circuits; Receiver circuits using non-coherent demodulation using a non-coherent carrier

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Mobile Radio Communication Systems (AREA)
AU2001229568A 2000-01-18 2001-01-17 A method and apparatus for improved cellular telephone communications Abandoned AU2001229568A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US17664600P 2000-01-18 2000-01-18
US60/176,646 2000-01-18
PCT/US2001/001578 WO2001054330A1 (en) 2000-01-18 2001-01-17 A method and apparatus for improved cellular telephone communications

Publications (1)

Publication Number Publication Date
AU2001229568A1 true AU2001229568A1 (en) 2001-07-31

Family

ID=22645238

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2001229568A Abandoned AU2001229568A1 (en) 2000-01-18 2001-01-17 A method and apparatus for improved cellular telephone communications

Country Status (2)

Country Link
AU (1) AU2001229568A1 (en)
WO (1) WO2001054330A1 (en)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5930303A (en) * 1996-11-04 1999-07-27 Walker; Harold Digital modulation employing single sideband with suppressed carrier

Also Published As

Publication number Publication date
WO2001054330A1 (en) 2001-07-26
WO2001054330A9 (en) 2002-10-24

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