JPS59178052A - 多重伝送方式 - Google Patents

多重伝送方式

Info

Publication number
JPS59178052A
JPS59178052A JP58053096A JP5309683A JPS59178052A JP S59178052 A JPS59178052 A JP S59178052A JP 58053096 A JP58053096 A JP 58053096A JP 5309683 A JP5309683 A JP 5309683A JP S59178052 A JPS59178052 A JP S59178052A
Authority
JP
Japan
Prior art keywords
signal
signal point
signal points
point
points
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.)
Granted
Application number
JP58053096A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0149070B2 (enrdf_load_stackoverflow
Inventor
Chihiro Endo
千尋 遠藤
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.)
Fujitsu Ltd
Original Assignee
Fujitsu Ltd
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 Fujitsu Ltd filed Critical Fujitsu Ltd
Priority to JP58053096A priority Critical patent/JPS59178052A/ja
Publication of JPS59178052A publication Critical patent/JPS59178052A/ja
Publication of JPH0149070B2 publication Critical patent/JPH0149070B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/32—Carrier systems characterised by combinations of two or more of the types covered by groups H04L27/02, H04L27/10, H04L27/18 or H04L27/26
    • H04L27/34—Amplitude- and phase-modulated carrier systems, e.g. quadrature-amplitude modulated carrier systems
    • H04L27/345—Modifications of the signal space to allow the transmission of additional information
    • H04L27/3461—Modifications of the signal space to allow the transmission of additional information in order to transmit a subchannel
    • H04L27/3477—Modifications of the signal space to allow the transmission of additional information in order to transmit a subchannel by using the outer points of the constellation or of the constituent two-dimensional constellations

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
JP58053096A 1983-03-29 1983-03-29 多重伝送方式 Granted JPS59178052A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP58053096A JPS59178052A (ja) 1983-03-29 1983-03-29 多重伝送方式

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58053096A JPS59178052A (ja) 1983-03-29 1983-03-29 多重伝送方式

Publications (2)

Publication Number Publication Date
JPS59178052A true JPS59178052A (ja) 1984-10-09
JPH0149070B2 JPH0149070B2 (enrdf_load_stackoverflow) 1989-10-23

Family

ID=12933245

Family Applications (1)

Application Number Title Priority Date Filing Date
JP58053096A Granted JPS59178052A (ja) 1983-03-29 1983-03-29 多重伝送方式

Country Status (1)

Country Link
JP (1) JPS59178052A (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
JPH0149070B2 (enrdf_load_stackoverflow) 1989-10-23

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