IL109998A - Simultaneous analog and narrative communication applications - Google Patents

Simultaneous analog and narrative communication applications

Info

Publication number
IL109998A
IL109998A IL10999894A IL10999894A IL109998A IL 109998 A IL109998 A IL 109998A IL 10999894 A IL10999894 A IL 10999894A IL 10999894 A IL10999894 A IL 10999894A IL 109998 A IL109998 A IL 109998A
Authority
IL
Israel
Prior art keywords
signal
modem
analog
digital
port
Prior art date
Application number
IL10999894A
Other languages
English (en)
Hebrew (he)
Other versions
IL109998A0 (en
Original Assignee
At & T 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 At & T Corp filed Critical At & T Corp
Publication of IL109998A0 publication Critical patent/IL109998A0/xx
Publication of IL109998A publication Critical patent/IL109998A/en

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00Modulated-carrier systems
    • H04L27/32Carrier systems characterised by combinations of two or more of the types covered by groups H04L27/02, H04L27/10, H04L27/18 or H04L27/26
    • H04L27/34Amplitude- and phase-modulated carrier systems, e.g. quadrature-amplitude modulated carrier systems
    • H04L27/345Modifications of the signal space to allow the transmission of additional information
    • H04L27/3461Modifications of the signal space to allow the transmission of additional information in order to transmit a subchannel
    • H04L27/3483Modifications of the signal space to allow the transmission of additional information in order to transmit a subchannel using a modulation of the constellation points
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04JMULTIPLEX COMMUNICATION
    • H04J7/00Multiplex systems in which the amplitudes or durations of the signals in individual channels are characteristic of those channels
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00Modulated-carrier systems
    • H04L27/18Phase-modulated carrier systems, i.e. using phase-shift keying

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Telephonic Communication Services (AREA)
IL10999894A 1993-06-14 1994-06-13 Simultaneous analog and narrative communication applications IL109998A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/076,520 US5537436A (en) 1993-06-14 1993-06-14 Simultaneous analog and digital communication applications

Publications (2)

Publication Number Publication Date
IL109998A0 IL109998A0 (en) 1994-10-07
IL109998A true IL109998A (en) 1996-10-31

Family

ID=22132533

Family Applications (1)

Application Number Title Priority Date Filing Date
IL10999894A IL109998A (en) 1993-06-14 1994-06-13 Simultaneous analog and narrative communication applications

Country Status (8)

Country Link
US (1) US5537436A (zh)
EP (1) EP0631421A1 (zh)
JP (1) JPH0799512A (zh)
KR (1) KR950002312A (zh)
CN (1) CN1099209A (zh)
CA (1) CA2124730A1 (zh)
FI (1) FI942784A (zh)
IL (1) IL109998A (zh)

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Also Published As

Publication number Publication date
EP0631421A1 (en) 1994-12-28
FI942784A (fi) 1994-12-15
US5537436A (en) 1996-07-16
KR950002312A (ko) 1995-01-04
CA2124730A1 (en) 1994-12-15
FI942784A0 (fi) 1994-06-13
IL109998A0 (en) 1994-10-07
JPH0799512A (ja) 1995-04-11
CN1099209A (zh) 1995-02-22

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