AU2584999A - High-quality audio signals via telephone line - Google Patents

High-quality audio signals via telephone line

Info

Publication number
AU2584999A
AU2584999A AU25849/99A AU2584999A AU2584999A AU 2584999 A AU2584999 A AU 2584999A AU 25849/99 A AU25849/99 A AU 25849/99A AU 2584999 A AU2584999 A AU 2584999A AU 2584999 A AU2584999 A AU 2584999A
Authority
AU
Australia
Prior art keywords
audio signals
telephone line
signals via
quality audio
via telephone
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
AU25849/99A
Inventor
Timothy G. Gilbert
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.)
Gateway Inc
Original Assignee
Gateway Inc
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 Gateway Inc filed Critical Gateway Inc
Publication of AU2584999A publication Critical patent/AU2584999A/en
Abandoned legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M11/00—Telephonic communication systems specially adapted for combination with other electrical systems
    • H04M11/06—Simultaneous speech and data transmission, e.g. telegraphic transmission over the same conductors
    • 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
    • H04B1/66—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 for reducing bandwidth of signals; for improving efficiency of transmission
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B14/00—Transmission systems not characterised by the medium used for transmission
    • H04B14/02—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation
    • H04B14/04—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation using pulse code modulation
    • H04B14/046—Systems or methods for reducing noise or bandwidth
AU25849/99A 1998-02-05 1999-02-05 High-quality audio signals via telephone line Abandoned AU2584999A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US1886998A 1998-02-05 1998-02-05
US09018869 1998-02-05
PCT/US1999/002468 WO1999040688A1 (en) 1998-02-05 1999-02-05 High-quality audio signals via telephone line

Publications (1)

Publication Number Publication Date
AU2584999A true AU2584999A (en) 1999-08-23

Family

ID=21790185

Family Applications (1)

Application Number Title Priority Date Filing Date
AU25849/99A Abandoned AU2584999A (en) 1998-02-05 1999-02-05 High-quality audio signals via telephone line

Country Status (2)

Country Link
AU (1) AU2584999A (en)
WO (1) WO1999040688A1 (en)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9205580D0 (en) * 1992-03-13 1992-04-29 Marconi Gec Ltd Videophone
WO1996003837A1 (en) * 1994-07-25 1996-02-08 Siemens Aktiengesellschaft Videophone communication connection and control process
US5602902A (en) * 1995-03-24 1997-02-11 Intel Corporation Four wire modem signal switching for voice and data applications
AUPN399295A0 (en) * 1995-07-06 1995-07-27 Diginet Systems Pty. Limited Virtual broadband transmission
JP3777638B2 (en) * 1995-12-18 2006-05-24 ソニー株式会社 Call system terminal device and call method

Also Published As

Publication number Publication date
WO1999040688A1 (en) 1999-08-12

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Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase