IE44287B1 - Improvements in or relating to asynchronous p.c.m. multiplexers - Google Patents
Improvements in or relating to asynchronous p.c.m. multiplexersInfo
- Publication number
- IE44287B1 IE44287B1 IE996/76A IE99676A IE44287B1 IE 44287 B1 IE44287 B1 IE 44287B1 IE 996/76 A IE996/76 A IE 996/76A IE 99676 A IE99676 A IE 99676A IE 44287 B1 IE44287 B1 IE 44287B1
- Authority
- IE
- Ireland
- Prior art keywords
- multiplexer
- output
- counter
- sequence
- unit
- Prior art date
Links
- 230000015654 memory Effects 0.000 claims abstract description 41
- 230000002401 inhibitory effect Effects 0.000 claims description 9
- 238000003780 insertion Methods 0.000 claims description 7
- 230000037431 insertion Effects 0.000 claims description 7
- 230000010363 phase shift Effects 0.000 claims description 2
- 238000012935 Averaging Methods 0.000 abstract description 6
- 230000007774 longterm Effects 0.000 abstract description 6
- 230000005540 biological transmission Effects 0.000 abstract 1
- 230000000694 effects Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 12
- 102100034356 Casein kinase I isoform alpha-like Human genes 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000011664 signaling Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J3/00—Time-division multiplex systems
- H04J3/02—Details
- H04J3/06—Synchronising arrangements
- H04J3/07—Synchronising arrangements using pulse stuffing for systems with different or fluctuating information rates or bit rates
- H04J3/073—Bit stuffing, e.g. PDH
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Time-Division Multiplex Systems (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT23141/75A IT1037960B (it) | 1975-05-09 | 1975-05-09 | Memoria elastica per multiplatore asincrono pcm |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| IE44287L IE44287L (en) | 1976-11-09 |
| IE44287B1 true IE44287B1 (en) | 1981-10-07 |
Family
ID=11204207
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IE996/76A IE44287B1 (en) | 1975-05-09 | 1976-05-07 | Improvements in or relating to asynchronous p.c.m. multiplexers |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US4058683A (en, 2012) |
| BR (1) | BR7602211A (en, 2012) |
| DE (1) | DE2620291A1 (en, 2012) |
| FR (1) | FR2310661A1 (en, 2012) |
| GB (1) | GB1508733A (en, 2012) |
| IE (1) | IE44287B1 (en, 2012) |
| IT (1) | IT1037960B (en, 2012) |
| NO (1) | NO144370C (en, 2012) |
| YU (1) | YU113776A (en, 2012) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2373198A1 (fr) * | 1976-12-03 | 1978-06-30 | Cit Alcatel | Dispositif de multiplexage numerique de trains plesiochrones |
| IT1074199B (it) * | 1976-12-23 | 1985-04-17 | Italiana Telecomunicazioni Ora | Memoria elastica per la soppressione del disturbo di fase (jitter)nei sistemi di trasmissione per segnali digitali |
| DE2814081C2 (de) * | 1978-04-01 | 1982-09-30 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Schaltungsanordnung zur Übergabe von seriellen Datenströmen zwischen zwei plesiochron getakteten Systemen |
| JPS5923660B2 (ja) * | 1979-02-19 | 1984-06-04 | 株式会社日立製作所 | ディジタル信号伝送方式 |
| DE3141148C2 (de) * | 1981-10-16 | 1985-07-18 | Philips Kommunikations Industrie AG, 8500 Nürnberg | Verfahren zur Verhinderung von systembedingten Taktfehlern in Multiplexsystemen mit Taktanpassung |
| US4538286A (en) * | 1983-07-26 | 1985-08-27 | Gte Communications Products Corporation | Data rate conversion and supervisory bit insertion in a data system |
| US4688233A (en) * | 1984-11-10 | 1987-08-18 | Nec Corporation | Digital data transmitting device for communication paths of restricted and unrestricted transmission characteristics |
| DE3769827D1 (de) * | 1986-04-14 | 1991-06-13 | Siemens Ag | Demultiplexstufe eines digitalsignal-uebertragungsgeraetes. |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3461245A (en) * | 1965-11-09 | 1969-08-12 | Bell Telephone Labor Inc | System for time division multiplexed signals from asynchronous pulse sources by inserting control pulses |
| US3873773A (en) * | 1971-10-26 | 1975-03-25 | Martin Marietta Corp | Forward bit count integrity detection and correction technique for asynchronous systems |
| US3830981A (en) * | 1973-04-02 | 1974-08-20 | Bell Northern Research Ltd | Pulse stuffing control circuit for reducing jitter in tdm system |
| US3931473A (en) * | 1974-09-03 | 1976-01-06 | Trw Inc. | Digital multiplexer system |
-
1975
- 1975-05-09 IT IT23141/75A patent/IT1037960B/it active
-
1976
- 1976-04-12 BR BR2211/76A patent/BR7602211A/pt unknown
- 1976-04-21 FR FR7611696A patent/FR2310661A1/fr active Granted
- 1976-05-05 GB GB18360/76A patent/GB1508733A/en not_active Expired
- 1976-05-07 DE DE19762620291 patent/DE2620291A1/de not_active Withdrawn
- 1976-05-07 NO NO761586A patent/NO144370C/no unknown
- 1976-05-07 YU YU01137/76A patent/YU113776A/xx unknown
- 1976-05-07 IE IE996/76A patent/IE44287B1/en unknown
- 1976-05-07 US US05/684,012 patent/US4058683A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| DE2620291A1 (de) | 1976-11-18 |
| FR2310661B1 (en, 2012) | 1978-11-17 |
| IT1037960B (it) | 1979-11-20 |
| NO761586L (en, 2012) | 1976-11-10 |
| YU113776A (en) | 1983-04-27 |
| NO144370B (no) | 1981-05-04 |
| NO144370C (no) | 1981-08-12 |
| BR7602211A (pt) | 1976-11-16 |
| FR2310661A1 (fr) | 1976-12-03 |
| US4058683A (en) | 1977-11-15 |
| GB1508733A (en) | 1978-04-26 |
| IE44287L (en) | 1976-11-09 |
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