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AU2001265381A1 - Apparatus, system and method for one-of-many positions modulation in an impulse radio communications system - Google Patents

Apparatus, system and method for one-of-many positions modulation in an impulse radio communications system

Info

Publication number
AU2001265381A1
AU2001265381A1 AU2001265381A AU6538101A AU2001265381A1 AU 2001265381 A1 AU2001265381 A1 AU 2001265381A1 AU 2001265381 A AU2001265381 A AU 2001265381A AU 6538101 A AU6538101 A AU 6538101A AU 2001265381 A1 AU2001265381 A1 AU 2001265381A1
Authority
AU
Australia
Prior art keywords
radio communications
impulse radio
many positions
communications system
positions modulation
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
AU2001265381A
Inventor
Vernon R. Brethour
Jack T. Metheney
James L. Richards
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.)
Time Domain Corp
Original Assignee
Time Domain 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 Time Domain Corp filed Critical Time Domain Corp
Publication of AU2001265381A1 publication Critical patent/AU2001265381A1/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
    • H04B1/7163—Spread spectrum techniques using impulse radio
    • H04B1/71637—Receiver aspects
    • 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
    • H04B1/0003—Software-defined radio [SDR] systems, i.e. systems wherein components typically implemented in hardware, e.g. filters or modulators/demodulators, are implented using software, e.g. by involving an AD or DA conversion stage such that at least part of the signal processing is performed in the digital domain
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/38—Synchronous or start-stop systems, e.g. for Baudot code
    • H04L25/40—Transmitting circuits; Receiving circuits
    • H04L25/49—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems
    • H04L25/4902—Pulse width modulation; Pulse position modulation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/02—Amplitude-modulated carrier systems, e.g. using on-off keying; Single sideband or vestigial sideband modulation
    • 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
    • H04B1/7163—Spread spectrum techniques using impulse radio
    • H04B1/7176—Data mapping, e.g. modulation

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Dc Digital Transmission (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
AU2001265381A 2000-06-07 2001-06-07 Apparatus, system and method for one-of-many positions modulation in an impulse radio communications system Abandoned AU2001265381A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US20985700P 2000-06-07 2000-06-07
US60209857 2000-06-07
PCT/US2001/018332 WO2001095508A2 (en) 2000-06-07 2001-06-07 Apparatus and method for pulse position modulation in an impulse radio communications system

Publications (1)

Publication Number Publication Date
AU2001265381A1 true AU2001265381A1 (en) 2001-12-17

Family

ID=22780600

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2001265381A Abandoned AU2001265381A1 (en) 2000-06-07 2001-06-07 Apparatus, system and method for one-of-many positions modulation in an impulse radio communications system

Country Status (2)

Country Link
AU (1) AU2001265381A1 (en)
WO (1) WO2001095508A2 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2006073371A1 (en) * 2005-01-03 2006-07-13 Matsushita Electric Industrial Co., Ltd. Method and apparatus for pulse mapping in impulse radio modulation
CA2970130C (en) 2015-01-12 2019-11-05 Halliburton Energy Services, Inc. Wave reflection suppression in pulse modulation telemetry

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5677927A (en) * 1994-09-20 1997-10-14 Pulson Communications Corporation Ultrawide-band communication system and method
JP3307527B2 (en) * 1995-09-29 2002-07-24 シャープ株式会社 PPM demodulator

Also Published As

Publication number Publication date
WO2001095508A2 (en) 2001-12-13
WO2001095508A3 (en) 2002-06-06

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