FI932330A - Faslaoskrets foer reducering av svaj i ett digitalt multiplexsystem - Google Patents
Faslaoskrets foer reducering av svaj i ett digitalt multiplexsystem Download PDFInfo
- Publication number
- FI932330A FI932330A FI932330A FI932330A FI932330A FI 932330 A FI932330 A FI 932330A FI 932330 A FI932330 A FI 932330A FI 932330 A FI932330 A FI 932330A FI 932330 A FI932330 A FI 932330A
- Authority
- FI
- Finland
- Prior art keywords
- svaji
- multiplexsystem
- faslaoskrets
- digitally
- reducering
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
- H03L7/00—Automatic control of frequency or phase; Synchronisation
- H03L7/06—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
- H03L7/08—Details of the phase-locked loop
- H03L7/10—Details of the phase-locked loop for assuring initial synchronisation or for broadening the capture range
- H03L7/107—Details of the phase-locked loop for assuring initial synchronisation or for broadening the capture range using a variable transfer function for the loop, e.g. low pass filter having a variable bandwidth
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J3/00—Time-division multiplex systems
- H04J3/02—Details
- H04J3/06—Synchronising arrangements
- H04J3/062—Synchronisation of signals having the same nominal but fluctuating bit rates, e.g. using buffers
- H04J3/0626—Synchronisation of signals having the same nominal but fluctuating bit rates, e.g. using buffers plesiochronous multiplexing systems, e.g. plesiochronous digital hierarchy [PDH], jitter attenuators
Landscapes
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
- Amplifiers (AREA)
- Oscillators With Electromechanical Resonators (AREA)
- Networks Using Active Elements (AREA)
- Time-Division Multiplex Systems (AREA)
- Synchronisation In Digital Transmission Systems (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE9002408A SE466474B (sv) | 1990-07-10 | 1990-07-10 | Faslaasningskrets foer jitterreducering i digitalt multiplexsystem |
Publications (2)
Publication Number | Publication Date |
---|---|
FI932330A true FI932330A (fi) | 1993-05-21 |
FI932330A0 FI932330A0 (fi) | 1993-05-21 |
Family
ID=20379985
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI932330A FI932330A0 (fi) | 1990-07-10 | 1993-05-21 | Faslaoskrets foer reducering av svaj i ett digitalt multiplexsystem |
Country Status (13)
Country | Link |
---|---|
EP (1) | EP0549591B1 (fi) |
AU (1) | AU660933B2 (fi) |
CA (1) | CA2095350C (fi) |
DE (1) | DE69128632T2 (fi) |
DK (1) | DK0549591T3 (fi) |
ES (1) | ES2110994T3 (fi) |
FI (1) | FI932330A0 (fi) |
GR (1) | GR3026036T3 (fi) |
IE (1) | IE80859B1 (fi) |
MX (1) | MX9100088A (fi) |
NO (1) | NO931566D0 (fi) |
SE (1) | SE466474B (fi) |
WO (1) | WO1992001344A1 (fi) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ES2102938B1 (es) * | 1994-03-28 | 1998-04-16 | Alcatel Standard Electrica | Sistema de reduccion de fluctuaciones de fase en demultiplexores digitales. |
US6064273A (en) * | 1998-06-04 | 2000-05-16 | Adc Telecommunications | Phase-locked loop having filter with wide and narrow bandwidth modes |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3420956A (en) * | 1966-01-04 | 1969-01-07 | Bell Telephone Labor Inc | Jitter reduction in pulse multiplexing systems employing pulse stuffing |
DE2247666C2 (de) * | 1972-09-28 | 1975-02-20 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | Schaltungsanordnung zur gegenseitigen Synchronisierung der In den Vermittlungsstellen eines PCM-Zeitmultlplex-FernmeMenetzes vorgesehenen Amtstaktoszillatoren |
US3830981A (en) * | 1973-04-02 | 1974-08-20 | Bell Northern Research Ltd | Pulse stuffing control circuit for reducing jitter in tdm system |
DE2931401A1 (de) * | 1979-07-31 | 1981-02-19 | Siemens Ag | Sinus-rechteckwandler |
DE3167165D1 (en) * | 1980-06-16 | 1984-12-20 | Post Office | Digital transmission systems |
US4397017A (en) * | 1981-03-02 | 1983-08-02 | Nippon Electric Co., Ltd. | Stuff synchronization device with reduced sampling jitter |
DE3227849A1 (de) * | 1982-07-26 | 1984-01-26 | Siemens AG, 1000 Berlin und 8000 München | Schaltungsanordnung zur takterzeugung in fernmeldeanlagen, insbesondere zeitmultiplex-digital-vermittlungsanlagen |
CN85100049B (zh) * | 1985-04-01 | 1987-11-25 | 清华大学 | 模型法码速调整方法及调整装置 |
FR2583180B1 (fr) * | 1985-06-10 | 1987-08-07 | Cit Alcatel | Procede et dispositif de reduction de gigue d'un train numerique synchrone en vue de la recuperation de son rythme |
FR2593337A1 (fr) * | 1986-01-23 | 1987-07-24 | Berlinet Denis | Dispositif de synchronisation d'un signal binaire avec elimination de gigue |
FR2597689B1 (fr) * | 1986-04-22 | 1988-06-10 | Trt Telecom Radio Electr | Dispositif pour la recuperation de rythme convenant notamment pour un systeme de transmission d'informations utilisant dans un sens de transmission le principe dit d'a.m.r.t. |
US4820994A (en) * | 1986-10-20 | 1989-04-11 | Siemens Aktiengesellschaft | Phase regulating circuit |
-
1990
- 1990-07-10 SE SE9002408A patent/SE466474B/sv not_active IP Right Cessation
-
1991
- 1991-06-19 IE IE209991A patent/IE80859B1/en not_active IP Right Cessation
- 1991-07-04 MX MX9100088A patent/MX9100088A/es not_active IP Right Cessation
- 1991-07-09 EP EP91913634A patent/EP0549591B1/en not_active Expired - Lifetime
- 1991-07-09 DK DK91913634T patent/DK0549591T3/da active
- 1991-07-09 AU AU82343/91A patent/AU660933B2/en not_active Ceased
- 1991-07-09 ES ES91913634T patent/ES2110994T3/es not_active Expired - Lifetime
- 1991-07-09 CA CA002095350A patent/CA2095350C/en not_active Expired - Fee Related
- 1991-07-09 DE DE69128632T patent/DE69128632T2/de not_active Expired - Fee Related
- 1991-07-09 WO PCT/SE1991/000487 patent/WO1992001344A1/en active IP Right Grant
-
1993
- 1993-04-29 NO NO931566A patent/NO931566D0/no unknown
- 1993-05-21 FI FI932330A patent/FI932330A0/fi active IP Right Revival
-
1998
- 1998-01-30 GR GR980400204T patent/GR3026036T3/el unknown
Also Published As
Publication number | Publication date |
---|---|
AU8234391A (en) | 1992-02-04 |
ES2110994T3 (es) | 1998-03-01 |
CA2095350A1 (en) | 1992-01-11 |
FI932330A0 (fi) | 1993-05-21 |
IE80859B1 (en) | 1999-04-21 |
GR3026036T3 (en) | 1998-04-30 |
NO931566L (no) | 1993-04-29 |
CA2095350C (en) | 1999-02-02 |
DK0549591T3 (da) | 1998-09-07 |
AU660933B2 (en) | 1995-07-13 |
DE69128632D1 (de) | 1998-02-12 |
SE466474B (sv) | 1992-02-17 |
EP0549591B1 (en) | 1998-01-07 |
NO931566D0 (no) | 1993-04-29 |
IE912099A1 (en) | 1992-01-15 |
WO1992001344A1 (en) | 1992-01-23 |
SE9002408D0 (sv) | 1990-07-10 |
DE69128632T2 (de) | 1998-05-20 |
SE9002408L (sv) | 1992-01-11 |
MX9100088A (es) | 1992-02-28 |
EP0549591A1 (en) | 1993-07-07 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
NF | Re-establishment of lapsed right |