JPS6338898B2 - - Google Patents

Info

Publication number
JPS6338898B2
JPS6338898B2 JP54124977A JP12497779A JPS6338898B2 JP S6338898 B2 JPS6338898 B2 JP S6338898B2 JP 54124977 A JP54124977 A JP 54124977A JP 12497779 A JP12497779 A JP 12497779A JP S6338898 B2 JPS6338898 B2 JP S6338898B2
Authority
JP
Japan
Prior art keywords
encoding
information
amount
signal
mode
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.)
Expired
Application number
JP54124977A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5648737A (en
Inventor
Norio Suzuki
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
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 Nippon Electric Co Ltd filed Critical Nippon Electric Co Ltd
Priority to JP12497779A priority Critical patent/JPS5648737A/ja
Publication of JPS5648737A publication Critical patent/JPS5648737A/ja
Publication of JPS6338898B2 publication Critical patent/JPS6338898B2/ja
Granted legal-status Critical Current

Links

Classifications

    • 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
    • H04B14/06—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation using differential modulation, e.g. delta modulation
    • H04B14/066—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation using differential modulation, e.g. delta modulation using differential modulation with several bits [NDPCM]
    • H04B14/068—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation using differential modulation, e.g. delta modulation using differential modulation with several bits [NDPCM] with adaptive feedback

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
JP12497779A 1979-09-28 1979-09-28 Coding-decoding device Granted JPS5648737A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12497779A JPS5648737A (en) 1979-09-28 1979-09-28 Coding-decoding device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12497779A JPS5648737A (en) 1979-09-28 1979-09-28 Coding-decoding device

Publications (2)

Publication Number Publication Date
JPS5648737A JPS5648737A (en) 1981-05-02
JPS6338898B2 true JPS6338898B2 (enExample) 1988-08-02

Family

ID=14898885

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12497779A Granted JPS5648737A (en) 1979-09-28 1979-09-28 Coding-decoding device

Country Status (1)

Country Link
JP (1) JPS5648737A (enExample)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5857836A (ja) * 1981-09-30 1983-04-06 Nec Corp 予測符号化装置
JPS5862946A (ja) * 1981-10-09 1983-04-14 Nec Corp 符号化装置
JPS5854748A (ja) * 1981-09-29 1983-03-31 Nec Corp 予測符号化装置
JPH0644712B2 (ja) * 1984-05-22 1994-06-08 株式会社アドバンス 信号処理方式
JPS63151225A (ja) * 1986-12-16 1988-06-23 Victor Co Of Japan Ltd 適応形高能率符号化方式
EP0917350B1 (en) 1990-03-16 2003-09-24 Canon Kabushiki Kaisha Image encoding and recording apparatus and method
JP2657358B2 (ja) * 1994-03-31 1997-09-24 株式会社中村自工 液圧固定型カップリング

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5340409B2 (enExample) * 1974-02-18 1978-10-27

Also Published As

Publication number Publication date
JPS5648737A (en) 1981-05-02

Similar Documents

Publication Publication Date Title
US5528628A (en) Apparatus for variable-length coding and variable-length-decoding using a plurality of Huffman coding tables
US4420771A (en) Technique for encoding multi-level signals
JP4865757B2 (ja) 限定されたビット数を用いる画像処理のための装置、画像処理システム、カメラモジュールおよび画像処理用回路
US4922510A (en) Method and means for variable length coding
CA2108338A1 (en) Adaptive Video Encoder for Two-Layer Encoding of Video Signals on ATM (Asynchronous Transfer Mode) Networks
US5463699A (en) Data compression
RU93050815A (ru) Система сжатия для телевидения высокой четкости
WO1991003128A1 (fr) Systeme de commande pour le codage d'une image
JPS5851471B2 (ja) テレビシンゴウフゴウカソウチ
EP0945021B1 (en) Data efficient quantization table for a digital video signal processor
JPH06225285A (ja) ディジタル信号を符号化する少なくとも１つの符号器とディジタル信号を復号する少なくとも１つの復号器とを備えるシステムおよび、本発明によるシステムに使用される符号器と復号器
JPS6338898B2 (enExample)
JPS6342988B2 (enExample)
US5506623A (en) Data compression methods and systems with quantization distortion measurement means
JPH04316294A (ja) 可変長符号回路
JPH0237748B2 (enExample)
JPS6243593B2 (enExample)
WO1987004032A1 (en) Method of transmitting a video signal in sampled form
JPH0221600B2 (enExample)
JPS59215184A (ja) バツフアメモリ制御方式
JPS633529A (ja) 可変長量子化適応予測ｄｐｃｍ伝送装置
JPH0273793A (ja) 高能率符号化装置
KR890004774B1 (ko) 적응 레벨 억압에 의한 차 펄스 코오드 모듈레이션 방법
JPH0214830B2 (enExample)
SU1223406A1 (ru) Устройство цифрового кодировани телевизионных сигналов