FR2396464B1 - - Google Patents
Info
- Publication number
- FR2396464B1 FR2396464B1 FR7819013A FR7819013A FR2396464B1 FR 2396464 B1 FR2396464 B1 FR 2396464B1 FR 7819013 A FR7819013 A FR 7819013A FR 7819013 A FR7819013 A FR 7819013A FR 2396464 B1 FR2396464 B1 FR 2396464B1
- Authority
- FR
- France
- 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]
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J3/00—Time-division multiplex systems
- H04J3/02—Details
- H04J3/12—Arrangements providing for calling or supervisory signals
- H04J3/125—One of the channel pulses or the synchronisation pulse is also used for transmitting monitoring or supervisory signals
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Synchronisation In Digital Transmission Systems (AREA)
- Dc Digital Transmission (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2729633A DE2729633C3 (en) | 1977-06-30 | 1977-06-30 | Circuit arrangement in a message transmission system with delta modulation |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2396464A1 FR2396464A1 (en) | 1979-01-26 |
| FR2396464B1 true FR2396464B1 (en) | 1983-02-04 |
Family
ID=6012841
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7819013A Granted FR2396464A1 (en) | 1977-06-30 | 1978-06-26 | ASSEMBLY FOR A DELTA MODULATED INFORMATION TRANSMISSION SYSTEM |
Country Status (10)
| Country | Link |
|---|---|
| BE (1) | BE868632A (en) |
| CH (1) | CH634697A5 (en) |
| DE (1) | DE2729633C3 (en) |
| DK (1) | DK294278A (en) |
| FR (1) | FR2396464A1 (en) |
| GB (1) | GB1586846A (en) |
| IE (1) | IE46958B1 (en) |
| IT (1) | IT1108744B (en) |
| LU (1) | LU79887A1 (en) |
| NL (1) | NL7806866A (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2948307C2 (en) * | 1979-11-30 | 1982-02-18 | Siemens AG, 1000 Berlin und 8000 München | Circuit arrangement in a communication system with delta modulation |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1033241B (en) * | 1957-04-04 | 1958-07-03 | Siemens Ag | Method for switching a service connection on demand to an operating channel of a time-division multiplex teletype system with automatic error correction |
| NL161323C (en) * | 1968-02-23 | 1980-01-15 | Philips Nv | TIME MULTIPLEX TRANSMISSION SYSTEM FOR SIGNAL TRANSMISSION USING PULSE CODE MODULATION. |
| US3727005A (en) * | 1971-06-30 | 1973-04-10 | Ibm | Delta modulation system with randomly timed multiplexing capability |
| NL155997B (en) * | 1972-06-24 | 1978-02-15 | Philips Nv | TRANSFER SCHEME. |
| DE2517481C3 (en) * | 1975-04-19 | 1978-07-13 | Siemens Ag, 1000 Berlin U. 8000 Muenchen | Method for shortening the synchronization time in time division multiplex systems, in particular data division multiplex systems |
-
1977
- 1977-06-30 DE DE2729633A patent/DE2729633C3/en not_active Expired
-
1978
- 1978-05-30 GB GB24042/78A patent/GB1586846A/en not_active Expired
- 1978-06-02 CH CH604678A patent/CH634697A5/en not_active IP Right Cessation
- 1978-06-26 NL NL7806866A patent/NL7806866A/en not_active Application Discontinuation
- 1978-06-26 FR FR7819013A patent/FR2396464A1/en active Granted
- 1978-06-27 IT IT25008/78A patent/IT1108744B/en active
- 1978-06-28 LU LU79887A patent/LU79887A1/xx unknown
- 1978-06-29 IE IE1305/78A patent/IE46958B1/en unknown
- 1978-06-29 DK DK294278A patent/DK294278A/en not_active Application Discontinuation
- 1978-06-30 BE BE188982A patent/BE868632A/en not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| IT7825008A0 (en) | 1978-06-27 |
| IE46958B1 (en) | 1983-11-16 |
| LU79887A1 (en) | 1978-12-07 |
| DE2729633C3 (en) | 1983-11-03 |
| BE868632A (en) | 1978-10-16 |
| FR2396464A1 (en) | 1979-01-26 |
| GB1586846A (en) | 1981-03-25 |
| IE781305L (en) | 1978-12-30 |
| NL7806866A (en) | 1979-01-03 |
| DE2729633B2 (en) | 1980-06-12 |
| IT1108744B (en) | 1985-12-09 |
| DE2729633A1 (en) | 1979-01-04 |
| DK294278A (en) | 1978-12-31 |
| CH634697A5 (en) | 1983-02-15 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |