JPS52119018A - Difference coding - Google Patents

Difference coding

Info

Publication number
JPS52119018A
JPS52119018A JP3450576A JP3450576A JPS52119018A JP S52119018 A JPS52119018 A JP S52119018A JP 3450576 A JP3450576 A JP 3450576A JP 3450576 A JP3450576 A JP 3450576A JP S52119018 A JPS52119018 A JP S52119018A
Authority
JP
Japan
Prior art keywords
difference coding
modulation circuit
signal
input signal
difference
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.)
Pending
Application number
JP3450576A
Other languages
Japanese (ja)
Inventor
Masahiko Achiha
Kazumasa Matsui
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP3450576A priority Critical patent/JPS52119018A/en
Publication of JPS52119018A publication Critical patent/JPS52119018A/en
Pending legal-status Critical Current

Links

Landscapes

  • Color Television Systems (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)

Abstract

PURPOSE: To code the difference of the input signal effectively with predicting the modulation circuit output as prediction value by providing the modulation circuit modulating the local decoding signal to the same signal as the input signal.
COPYRIGHT: (C)1977,JPO&Japio
JP3450576A 1976-03-31 1976-03-31 Difference coding Pending JPS52119018A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3450576A JPS52119018A (en) 1976-03-31 1976-03-31 Difference coding

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3450576A JPS52119018A (en) 1976-03-31 1976-03-31 Difference coding

Publications (1)

Publication Number Publication Date
JPS52119018A true JPS52119018A (en) 1977-10-06

Family

ID=12416104

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3450576A Pending JPS52119018A (en) 1976-03-31 1976-03-31 Difference coding

Country Status (1)

Country Link
JP (1) JPS52119018A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57103430A (en) * 1980-12-18 1982-06-28 Sony Corp Dpcm encoding device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57103430A (en) * 1980-12-18 1982-06-28 Sony Corp Dpcm encoding device
JPH0342556B2 (en) * 1980-12-18 1991-06-27

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