AU6462398A - System and method for high speed digital data casting concurrent with amplitude modulated broadcasts - Google Patents

System and method for high speed digital data casting concurrent with amplitude modulated broadcasts

Info

Publication number
AU6462398A
AU6462398A AU64623/98A AU6462398A AU6462398A AU 6462398 A AU6462398 A AU 6462398A AU 64623/98 A AU64623/98 A AU 64623/98A AU 6462398 A AU6462398 A AU 6462398A AU 6462398 A AU6462398 A AU 6462398A
Authority
AU
Australia
Prior art keywords
concurrent
high speed
digital data
amplitude modulated
speed digital
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
AU64623/98A
Inventor
Joseph R. Burns
Timothy F. Dyson
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.)
Data Design & Development Corp
Original Assignee
Data Design & Dev 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 Data Design & Dev Corp filed Critical Data Design & Dev Corp
Publication of AU6462398A publication Critical patent/AU6462398A/en
Abandoned legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04H—BROADCAST COMMUNICATION
    • H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
    • H04H20/28—Arrangements for simultaneous broadcast of plural pieces of information
    • H04H20/36—Arrangements for simultaneous broadcast of plural pieces of information for AM broadcasts
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04H—BROADCAST COMMUNICATION
    • H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
    • H04H20/44—Arrangements characterised by circuits or components specially adapted for broadcast
    • H04H20/46—Arrangements characterised by circuits or components specially adapted for broadcast specially adapted for broadcast systems covered by groups H04H20/53-H04H20/95
    • H04H20/47—Arrangements characterised by circuits or components specially adapted for broadcast specially adapted for broadcast systems covered by groups H04H20/53-H04H20/95 specially adapted for stereophonic broadcast systems
    • H04H20/49—Arrangements characterised by circuits or components specially adapted for broadcast specially adapted for broadcast systems covered by groups H04H20/53-H04H20/95 specially adapted for stereophonic broadcast systems for AM stereophonic broadcast systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C1/00—Amplitude modulation
    • H03C1/52—Modulators in which carrier or one sideband is wholly or partially suppressed
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C2200/00—Indexing scheme relating to details of modulators or modulation methods covered by H03C
    • H03C2200/0037—Functional aspects of modulators
    • H03C2200/0058—Quadrature arrangements
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C3/00—Angle modulation
    • H03C3/38—Angle modulation by converting amplitude modulation to angle modulation
    • H03C3/40—Angle modulation by converting amplitude modulation to angle modulation using two signal paths the outputs of which have a predetermined phase difference and at least one output being amplitude-modulated
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D7/00—Transference of modulation from one carrier to another, e.g. frequency-changing
    • H03D7/16—Multiple-frequency-changing
    • H03D7/161—Multiple-frequency-changing all the frequency changers being connected in cascade
    • H03D7/163—Multiple-frequency-changing all the frequency changers being connected in cascade the local oscillations of at least two of the frequency changers being derived from a single oscillator
AU64623/98A 1997-03-14 1998-03-13 System and method for high speed digital data casting concurrent with amplitude modulated broadcasts Abandoned AU6462398A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US4071597P 1997-03-14 1997-03-14
US60040715 1997-03-14
PCT/US1998/004948 WO1998040966A1 (en) 1997-03-14 1998-03-13 System and method for high speed digital data casting concurrent with amplitude modulated broadcasts

Publications (1)

Publication Number Publication Date
AU6462398A true AU6462398A (en) 1998-09-29

Family

ID=21912527

Family Applications (1)

Application Number Title Priority Date Filing Date
AU64623/98A Abandoned AU6462398A (en) 1997-03-14 1998-03-13 System and method for high speed digital data casting concurrent with amplitude modulated broadcasts

Country Status (2)

Country Link
AU (1) AU6462398A (en)
WO (1) WO1998040966A1 (en)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5283780A (en) * 1990-10-18 1994-02-01 Stanford Telecommunications, Inc. Digital audio broadcasting system
US5673292A (en) * 1994-10-07 1997-09-30 Northrop Grumman Corporation AM-PSK system for broadcasting a composite analog and digital signal using adaptive M-ary PSK modulation
US5623485A (en) * 1995-02-21 1997-04-22 Lucent Technologies Inc. Dual mode code division multiple access communication system and method
US5751774A (en) * 1996-04-04 1998-05-12 Lucent Technologies Inc. Transmission system for digital audio broadcasting

Also Published As

Publication number Publication date
WO1998040966A1 (en) 1998-09-17

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