JPS49128665A - - Google Patents
Info
- Publication number
- JPS49128665A JPS49128665A JP48039483A JP3948373A JPS49128665A JP S49128665 A JPS49128665 A JP S49128665A JP 48039483 A JP48039483 A JP 48039483A JP 3948373 A JP3948373 A JP 3948373A JP S49128665 A JPS49128665 A JP S49128665A
- Authority
- JP
- Japan
- 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
- H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
- H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
- H03M7/50—Conversion to or from non-linear codes, e.g. companding
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
- H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Analogue/Digital Conversion (AREA)
- Transmission And Conversion Of Sensor Element Output (AREA)
- Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3948373A JPS5422244B2 (enExample) | 1973-04-09 | 1973-04-09 | |
| US05/459,386 US4032913A (en) | 1973-04-09 | 1974-04-09 | Coding equipment providing compressed code |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3948373A JPS5422244B2 (enExample) | 1973-04-09 | 1973-04-09 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS49128665A true JPS49128665A (enExample) | 1974-12-10 |
| JPS5422244B2 JPS5422244B2 (enExample) | 1979-08-06 |
Family
ID=12554293
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3948373A Expired JPS5422244B2 (enExample) | 1973-04-09 | 1973-04-09 |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US4032913A (enExample) |
| JP (1) | JPS5422244B2 (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56111901A (en) * | 1980-02-08 | 1981-09-04 | Hitachi Ltd | Signal processing circuit |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4295124A (en) * | 1979-08-13 | 1981-10-13 | National Semiconductor Corporation | Communication method and system |
| JPH03215116A (ja) * | 1990-01-20 | 1991-09-20 | Mitsubishi Electric Corp | デジタル電流差動継電器 |
| JP4707198B2 (ja) * | 2006-10-19 | 2011-06-22 | 富士通株式会社 | 情報検索プログラム、該プログラムを記録した記録媒体、情報検索方法、および情報検索装置 |
| DE102017201219A1 (de) * | 2017-01-26 | 2018-07-26 | Robert Bosch Gmbh | Verfahren und System zum Erkennen von Objekten anhand von Ultraschallsignalen |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2970309A (en) * | 1957-09-25 | 1961-01-31 | William B Towles | Analog-to-digital converters |
| US3069504A (en) * | 1959-10-19 | 1962-12-18 | Nippon Eiectric Company Ltd | Multiplex pulse code modulation system |
| US3460132A (en) * | 1965-09-07 | 1969-08-05 | Ibm | Parallel to serial code converter |
| US3500247A (en) * | 1968-01-08 | 1970-03-10 | Communications Satellite Corp | Non-linear pulse code modulation with threshold selected sampling |
| US3594560A (en) * | 1969-01-03 | 1971-07-20 | Bell Telephone Labor Inc | Digital expandor circuit |
| US3631464A (en) * | 1969-03-21 | 1971-12-28 | Singer General Precision | Digital parallel to serial converter |
| GB1297950A (enExample) * | 1969-04-03 | 1972-11-29 | ||
| US3855589A (en) * | 1969-11-25 | 1974-12-17 | Sylvania Electric Prod | Analog to digital converter with variable quantization and dynamic range |
| US3618047A (en) * | 1969-12-15 | 1971-11-02 | North American Rockwell | System for the compact storage of decimal numbers |
| DE2131635A1 (de) * | 1970-09-15 | 1972-03-16 | It Telecommunicazioni Siemens | Digitale Komprimierschaltung |
| US3688221A (en) * | 1971-03-02 | 1972-08-29 | Krone Gmbh | Two-stage pcm coder with compression characteristic |
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1973
- 1973-04-09 JP JP3948373A patent/JPS5422244B2/ja not_active Expired
-
1974
- 1974-04-09 US US05/459,386 patent/US4032913A/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56111901A (en) * | 1980-02-08 | 1981-09-04 | Hitachi Ltd | Signal processing circuit |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5422244B2 (enExample) | 1979-08-06 |
| US4032913A (en) | 1977-06-28 |