JPS55166337A - Adaptive/predictive dpcm method and its device - Google Patents
Adaptive/predictive dpcm method and its deviceInfo
- Publication number
- JPS55166337A JPS55166337A JP7412279A JP7412279A JPS55166337A JP S55166337 A JPS55166337 A JP S55166337A JP 7412279 A JP7412279 A JP 7412279A JP 7412279 A JP7412279 A JP 7412279A JP S55166337 A JPS55166337 A JP S55166337A
- Authority
- JP
- Japan
- Prior art keywords
- decoder
- output
- coefficient
- correction
- value
- 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
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M3/00—Conversion of analogue values to or from differential modulation
- H03M3/04—Differential modulation with several bits, e.g. differential pulse code modulation [DPCM]
- H03M3/042—Differential modulation with several bits, e.g. differential pulse code modulation [DPCM] with adaptable step size, e.g. adaptive differential pulse code modulation [ADPCM]
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7412279A JPS55166337A (en) | 1979-06-12 | 1979-06-12 | Adaptive/predictive dpcm method and its device |
US06/156,990 US4354273A (en) | 1979-06-12 | 1980-06-09 | ADPCM System for speech or like signals |
CA000353752A CA1149289A (en) | 1979-06-12 | 1980-06-11 | Adpcm system for speech or like signals |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7412279A JPS55166337A (en) | 1979-06-12 | 1979-06-12 | Adaptive/predictive dpcm method and its device |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS55166337A true JPS55166337A (en) | 1980-12-25 |
JPS635926B2 JPS635926B2 (ja) | 1988-02-05 |
Family
ID=13538078
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP7412279A Granted JPS55166337A (en) | 1979-06-12 | 1979-06-12 | Adaptive/predictive dpcm method and its device |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS55166337A (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0232733U (ja) * | 1988-08-22 | 1990-03-01 | ||
JPH03155762A (ja) * | 1989-11-14 | 1991-07-03 | Iseki Foods Eng Co Ltd | 穀類の連続蒸煮処理装置 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5346210A (en) * | 1976-10-08 | 1978-04-25 | Matsushita Electric Ind Co Ltd | Sectional dpcm system |
-
1979
- 1979-06-12 JP JP7412279A patent/JPS55166337A/ja active Granted
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5346210A (en) * | 1976-10-08 | 1978-04-25 | Matsushita Electric Ind Co Ltd | Sectional dpcm system |
Also Published As
Publication number | Publication date |
---|---|
JPS635926B2 (ja) | 1988-02-05 |
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