JPS5346210A - Sectional dpcm system - Google Patents

Sectional dpcm system

Info

Publication number
JPS5346210A
JPS5346210A JP12155376A JP12155376A JPS5346210A JP S5346210 A JPS5346210 A JP S5346210A JP 12155376 A JP12155376 A JP 12155376A JP 12155376 A JP12155376 A JP 12155376A JP S5346210 A JPS5346210 A JP S5346210A
Authority
JP
Japan
Prior art keywords
sectional
dpcm system
dpcm
automate
improve
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
JP12155376A
Other languages
Japanese (ja)
Other versions
JPS623440B2 (en
Inventor
Yasuhiko Arai
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial 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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP12155376A priority Critical patent/JPS5346210A/en
Publication of JPS5346210A publication Critical patent/JPS5346210A/en
Publication of JPS623440B2 publication Critical patent/JPS623440B2/ja
Granted legal-status Critical Current

Links

Abstract

PURPOSE: To improve the signal-to-quantized noise ratio by using the scale factor and to reduce the audio memory of the telephone automatic response unit and further to automate the guide broadcast to the place having comparatively low noise level.
COPYRIGHT: (C)1978,JPO&Japio
JP12155376A 1976-10-08 1976-10-08 Sectional dpcm system Granted JPS5346210A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12155376A JPS5346210A (en) 1976-10-08 1976-10-08 Sectional dpcm system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12155376A JPS5346210A (en) 1976-10-08 1976-10-08 Sectional dpcm system

Publications (2)

Publication Number Publication Date
JPS5346210A true JPS5346210A (en) 1978-04-25
JPS623440B2 JPS623440B2 (en) 1987-01-24

Family

ID=14814086

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12155376A Granted JPS5346210A (en) 1976-10-08 1976-10-08 Sectional dpcm system

Country Status (1)

Country Link
JP (1) JPS5346210A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55166337A (en) * 1979-06-12 1980-12-25 Nec Corp Adaptive/predictive dpcm method and its device
JPS62242994A (en) * 1986-04-15 1987-10-23 ヤマハ株式会社 Musical tone signal generator
JPS63148716A (en) * 1986-12-12 1988-06-21 Hitachi Ltd Adpcm encoding system

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55166337A (en) * 1979-06-12 1980-12-25 Nec Corp Adaptive/predictive dpcm method and its device
JPS635926B2 (en) * 1979-06-12 1988-02-05 Nippon Electric Co
JPS62242994A (en) * 1986-04-15 1987-10-23 ヤマハ株式会社 Musical tone signal generator
JPS63148716A (en) * 1986-12-12 1988-06-21 Hitachi Ltd Adpcm encoding system

Also Published As

Publication number Publication date
JPS623440B2 (en) 1987-01-24

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