JPS58105658A - 適応型変調装置 - Google Patents

適応型変調装置

Info

Publication number
JPS58105658A
JPS58105658A JP56204120A JP20412081A JPS58105658A JP S58105658 A JPS58105658 A JP S58105658A JP 56204120 A JP56204120 A JP 56204120A JP 20412081 A JP20412081 A JP 20412081A JP S58105658 A JPS58105658 A JP S58105658A
Authority
JP
Japan
Prior art keywords
output
circuit
memory
amplifier
signal
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
JP56204120A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0363265B2 (enrdf_load_stackoverflow
Inventor
Yukitsuna Furuya
之綱 古谷
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.)
NEC Corp
Original Assignee
NEC Corp
Nippon Electric Co 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 NEC Corp, Nippon Electric Co Ltd filed Critical NEC Corp
Priority to JP56204120A priority Critical patent/JPS58105658A/ja
Publication of JPS58105658A publication Critical patent/JPS58105658A/ja
Publication of JPH0363265B2 publication Critical patent/JPH0363265B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/50—Transmitters
    • 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
    • H04B1/62—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 providing a predistortion of the signal in the transmitter and corresponding correction in the receiver, e.g. for improving the signal/noise ratio

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
JP56204120A 1981-12-17 1981-12-17 適応型変調装置 Granted JPS58105658A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56204120A JPS58105658A (ja) 1981-12-17 1981-12-17 適応型変調装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56204120A JPS58105658A (ja) 1981-12-17 1981-12-17 適応型変調装置

Publications (2)

Publication Number Publication Date
JPS58105658A true JPS58105658A (ja) 1983-06-23
JPH0363265B2 JPH0363265B2 (enrdf_load_stackoverflow) 1991-09-30

Family

ID=16485144

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56204120A Granted JPS58105658A (ja) 1981-12-17 1981-12-17 適応型変調装置

Country Status (1)

Country Link
JP (1) JPS58105658A (enrdf_load_stackoverflow)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61134190A (ja) * 1984-12-05 1986-06-21 Matsushita Electric Ind Co Ltd 映像信号記録再生装置
JPH02137553A (ja) * 1988-11-18 1990-05-25 Fujitsu General Ltd ディジタル変調方式
JPH02288535A (ja) * 1989-04-28 1990-11-28 Matsushita Electric Ind Co Ltd 送信装置
JPH04100355A (ja) * 1990-08-17 1992-04-02 Miyoshi Denshi Kk 変調回路
US5164678A (en) * 1990-07-12 1992-11-17 Asea Brown Boveri Ltd Process for compensating nonlinearities in an amplifier circuit
US6201841B1 (en) 1994-12-07 2001-03-13 Fujitsu Limited Distortion compensating device

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61134190A (ja) * 1984-12-05 1986-06-21 Matsushita Electric Ind Co Ltd 映像信号記録再生装置
JPH02137553A (ja) * 1988-11-18 1990-05-25 Fujitsu General Ltd ディジタル変調方式
JPH02288535A (ja) * 1989-04-28 1990-11-28 Matsushita Electric Ind Co Ltd 送信装置
US5164678A (en) * 1990-07-12 1992-11-17 Asea Brown Boveri Ltd Process for compensating nonlinearities in an amplifier circuit
JPH04100355A (ja) * 1990-08-17 1992-04-02 Miyoshi Denshi Kk 変調回路
US6201841B1 (en) 1994-12-07 2001-03-13 Fujitsu Limited Distortion compensating device
US6987814B2 (en) 1994-12-07 2006-01-17 Fujitsu Limited Distortion compensating device

Also Published As

Publication number Publication date
JPH0363265B2 (enrdf_load_stackoverflow) 1991-09-30

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