JPH0481916B2 - - Google Patents

Info

Publication number
JPH0481916B2
JPH0481916B2 JP62159332A JP15933287A JPH0481916B2 JP H0481916 B2 JPH0481916 B2 JP H0481916B2 JP 62159332 A JP62159332 A JP 62159332A JP 15933287 A JP15933287 A JP 15933287A JP H0481916 B2 JPH0481916 B2 JP H0481916B2
Authority
JP
Japan
Prior art keywords
image
contrast
block
encoding
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.)
Expired - Lifetime
Application number
JP62159332A
Other languages
English (en)
Japanese (ja)
Other versions
JPS644173A (en
Inventor
Shoji Mizuno
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 JP62159332A priority Critical patent/JPS644173A/ja
Priority to US07/210,836 priority patent/US5038389A/en
Priority to EP88110105A priority patent/EP0296608B1/fr
Priority to DE3854846T priority patent/DE3854846T2/de
Priority to CA000570387A priority patent/CA1318969C/fr
Publication of JPS644173A publication Critical patent/JPS644173A/ja
Publication of JPH0481916B2 publication Critical patent/JPH0481916B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T9/00—Image coding
    • G06T9/004—Predictors, e.g. intraframe, interframe coding

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
JP62159332A 1987-06-25 1987-06-25 Device and method for coding/decoding picture signal Granted JPS644173A (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP62159332A JPS644173A (en) 1987-06-25 1987-06-25 Device and method for coding/decoding picture signal
US07/210,836 US5038389A (en) 1987-06-25 1988-06-24 Encoding of a picture signal in consideration of contrast in each picture and decoding corresponding to the encoding
EP88110105A EP0296608B1 (fr) 1987-06-25 1988-06-24 Codage d'un signal d'image avec considération du contraste dans chaque image et décodage analogue au codage
DE3854846T DE3854846T2 (de) 1987-06-25 1988-06-24 Kodierung eines Bildsignals mit Berücksichtigung des Kontrasts in jedem Bild und Dekodierung analog zur Kodierung
CA000570387A CA1318969C (fr) 1987-06-25 1988-06-24 Codage de signaux d'imagerie selon le contraste de l'image et decodage de ces signaux

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP62159332A JPS644173A (en) 1987-06-25 1987-06-25 Device and method for coding/decoding picture signal

Publications (2)

Publication Number Publication Date
JPS644173A JPS644173A (en) 1989-01-09
JPH0481916B2 true JPH0481916B2 (fr) 1992-12-25

Family

ID=15691509

Family Applications (1)

Application Number Title Priority Date Filing Date
JP62159332A Granted JPS644173A (en) 1987-06-25 1987-06-25 Device and method for coding/decoding picture signal

Country Status (1)

Country Link
JP (1) JPS644173A (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5136377A (en) * 1990-12-11 1992-08-04 At&T Bell Laboratories Adaptive non-linear quantizer

Also Published As

Publication number Publication date
JPS644173A (en) 1989-01-09

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