FR1114408A - Dispositif de modulation d'impulsions codées - Google Patents
Dispositif de modulation d'impulsions codéesInfo
- Publication number
- FR1114408A FR1114408A FR1114408DA FR1114408A FR 1114408 A FR1114408 A FR 1114408A FR 1114408D A FR1114408D A FR 1114408DA FR 1114408 A FR1114408 A FR 1114408A
- Authority
- FR
- France
- Prior art keywords
- modulation device
- pulse modulation
- code pulse
- code
- pulse
- 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
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B14/00—Transmission systems not characterised by the medium used for transmission
- H04B14/02—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation
- H04B14/06—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation using differential modulation, e.g. delta modulation
- H04B14/062—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation using differential modulation, e.g. delta modulation using delta modulation or one-bit differential modulation [1DPCM]
- H04B14/064—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation using differential modulation, e.g. delta modulation using delta modulation or one-bit differential modulation [1DPCM] with adaptive feedback
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M3/00—Conversion of analogue values to or from differential modulation
- H03M3/02—Delta modulation, i.e. one-bit differential modulation
- H03M3/022—Delta modulation, i.e. one-bit differential modulation with adaptable step size, e.g. adaptive delta modulation [ADM]
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Transmitters (AREA)
- Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
- Radar Systems Or Details Thereof (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL752429X | 1953-09-28 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1114408A true FR1114408A (fr) | 1956-04-12 |
Family
ID=19825175
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1114408D Expired FR1114408A (fr) | 1953-09-28 | 1954-09-27 | Dispositif de modulation d'impulsions codées |
Country Status (6)
Country | Link |
---|---|
US (1) | US2816267A (fr) |
BE (1) | BE532144A (fr) |
DE (1) | DE948527C (fr) |
FR (1) | FR1114408A (fr) |
GB (1) | GB752429A (fr) |
NL (2) | NL95301C (fr) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL251071A (fr) * | 1959-04-30 | |||
US3127554A (en) * | 1960-06-21 | 1964-03-31 | Nippon Electric Co | Delta modulation system |
US3176224A (en) * | 1960-11-25 | 1965-03-30 | Raytheon Co | Compressor-expander |
NL109537C (fr) * | 1961-07-20 | |||
US3173092A (en) * | 1961-11-15 | 1965-03-09 | Automatic Elect Lab | Delta modulation system |
US3384823A (en) * | 1963-11-26 | 1968-05-21 | Ball Brothers Res Corp | High speed digital phase modulation encoder |
GB1095457A (fr) * | 1965-09-21 | |||
GB1111170A (en) * | 1966-04-29 | 1968-04-24 | Mullard Ltd | Improvements in or relating to circuit arrangements for processing a pal colour television signal |
NL151593B (nl) * | 1966-11-22 | 1976-11-15 | Philips Nv | Stelsel voor signaaloverdracht met behulp van pulsdeltamodulatie. |
US3525941A (en) * | 1967-06-28 | 1970-08-25 | Tracor | Stepwave converter |
US3500441A (en) * | 1967-10-12 | 1970-03-10 | Bell Telephone Labor Inc | Delta modulation with discrete companding |
SE305674B (fr) * | 1968-01-18 | 1968-11-04 | Ericsson Telefon Ab L M | |
GB1195811A (en) * | 1968-02-26 | 1970-06-24 | Marconi Co Ltd | Improvements in or relating to Television Cameras |
US3526855A (en) * | 1968-03-18 | 1970-09-01 | Bell Telephone Labor Inc | Pulse code modulation and differential pulse code modulation encoders |
US3628148A (en) * | 1969-12-23 | 1971-12-14 | Bell Telephone Labor Inc | Adaptive delta modulation system |
GB2128825A (en) * | 1982-10-20 | 1984-05-02 | Dbx | Analog to digital and digital to analog converter |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR935658A (fr) * | 1946-08-10 | 1948-06-28 | Materiel Telephonique | Modulation par impulsions |
US2610252A (en) * | 1948-12-15 | 1952-09-09 | Rca Corp | Audio limiter circuits |
-
0
- BE BE532144D patent/BE532144A/xx unknown
- NL NLAANVRAGE7701581,B patent/NL181666B/xx unknown
- NL NL95301D patent/NL95301C/xx active
-
1954
- 1954-09-15 US US456129A patent/US2816267A/en not_active Expired - Lifetime
- 1954-09-24 GB GB27657/54A patent/GB752429A/en not_active Expired
- 1954-09-26 DE DEN9520A patent/DE948527C/de not_active Expired
- 1954-09-27 FR FR1114408D patent/FR1114408A/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB752429A (en) | 1956-07-11 |
BE532144A (fr) | |
NL95301C (fr) | |
US2816267A (en) | 1957-12-10 |
NL181666B (nl) | |
DE948527C (de) | 1956-09-06 |
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