IT1250962B - Metodo di sincronizzazione in frequenza ed in finestrelle di tempo mediante filtrazione adattiva. - Google Patents
Metodo di sincronizzazione in frequenza ed in finestrelle di tempo mediante filtrazione adattiva.Info
- Publication number
- IT1250962B IT1250962B ITRM910944A ITRM910944A IT1250962B IT 1250962 B IT1250962 B IT 1250962B IT RM910944 A ITRM910944 A IT RM910944A IT RM910944 A ITRM910944 A IT RM910944A IT 1250962 B IT1250962 B IT 1250962B
- Authority
- IT
- Italy
- Prior art keywords
- signal
- frequency
- fcb
- filter
- packet
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W56/00—Synchronisation arrangements
- H04W56/0035—Synchronisation arrangements detecting errors in frequency or phase
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/24—Radio transmission systems, i.e. using radiation field for communication between two or more posts
- H04B7/26—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile
- H04B7/2662—Arrangements for Wireless System Synchronisation
- H04B7/2671—Arrangements for Wireless Time-Division Multiple Access [TDMA] System Synchronisation
- H04B7/2675—Frequency synchronisation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/24—Radio transmission systems, i.e. using radiation field for communication between two or more posts
- H04B7/26—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile
- H04B7/2662—Arrangements for Wireless System Synchronisation
- H04B7/2671—Arrangements for Wireless Time-Division Multiple Access [TDMA] System Synchronisation
- H04B7/2678—Time synchronisation
- H04B7/2681—Synchronisation of a mobile station with one base station
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/24—Radio transmission systems, i.e. using radiation field for communication between two or more posts
- H04B7/26—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile
- H04B7/2662—Arrangements for Wireless System Synchronisation
- H04B7/2671—Arrangements for Wireless Time-Division Multiple Access [TDMA] System Synchronisation
- H04B7/2678—Time synchronisation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L7/00—Arrangements for synchronising receiver with transmitter
- H04L7/04—Speed or phase control by synchronisation signals
- H04L7/041—Speed or phase control by synchronisation signals using special codes as synchronising signal
- H04L2007/047—Speed or phase control by synchronisation signals using special codes as synchronising signal using a sine signal or unmodulated carrier
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
- Time-Division Multiplex Systems (AREA)
- Synchronisation In Digital Transmission Systems (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US62853590A | 1990-12-17 | 1990-12-17 |
Publications (3)
Publication Number | Publication Date |
---|---|
ITRM910944A0 ITRM910944A0 (it) | 1991-12-17 |
ITRM910944A1 ITRM910944A1 (it) | 1993-06-17 |
IT1250962B true IT1250962B (it) | 1995-04-24 |
Family
ID=24519302
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ITRM910944A IT1250962B (it) | 1990-12-17 | 1991-12-17 | Metodo di sincronizzazione in frequenza ed in finestrelle di tempo mediante filtrazione adattiva. |
Country Status (9)
Country | Link |
---|---|
AU (1) | AU636263B2 (ja) |
CA (1) | CA2071552C (ja) |
DE (2) | DE4193255T (ja) |
FR (1) | FR2671248B1 (ja) |
GB (1) | GB2256993B (ja) |
IL (1) | IL100366A (ja) |
IT (1) | IT1250962B (ja) |
SE (1) | SE504792C2 (ja) |
WO (1) | WO1992011706A1 (ja) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2709894B1 (fr) * | 1993-09-10 | 1995-10-20 | Alcatel Mobile Comm France | Procédé de détermination, par une station mobile d'un système de radiocommunications cellulaire, du type de la cellule à laquelle elle est rattachée, station mobile et station de base. |
US5761250A (en) * | 1995-08-15 | 1998-06-02 | Rockwell International Corporation | Iterative filtering frequency estimator and estimation method |
JP3088338B2 (ja) * | 1997-05-28 | 2000-09-18 | 埼玉日本電気株式会社 | 無線電話装置 |
DE19722219A1 (de) * | 1997-05-28 | 1998-12-03 | Alsthom Cge Alcatel | Funkkommunikationssystem mit einer ortsfesten und einer beweglichen Funkvorrichtung |
US6278699B1 (en) | 1998-06-22 | 2001-08-21 | Telefonaktiebolaget Lm Ericsson (Publ) | Synchronization techniques and systems for spread spectrum radiocommunication |
US6356608B1 (en) | 1998-06-29 | 2002-03-12 | Telefonaktiebolaget Lm Ericsson (Publ) | Method, apparatus, and system for determining a location of a frequency synchronization signal |
US6473420B1 (en) * | 2001-02-16 | 2002-10-29 | Harris Corporation | Wideband ranging process for frequency acquisition |
GB2534603B (en) * | 2015-01-29 | 2019-07-31 | Michell Instruments Ltd | System for analysing the frequency of a signal, a method thereof and a system for measuring the relative phase between two input signals |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4317220A (en) * | 1979-02-05 | 1982-02-23 | Andre Martin | Simulcast transmission system |
US4466130A (en) * | 1982-10-04 | 1984-08-14 | Ael Microtel Limited | Two pilot frequency control for communication systems |
DE3508069C2 (de) * | 1985-03-07 | 1993-12-02 | Aeg Mobile Communication | Gleichwellenfunkgerät mit nachgeregelter Senderfrequenz |
GB8604981D0 (en) * | 1986-02-28 | 1986-04-09 | Mcgeehan J P | Data transmission |
CA1288878C (en) * | 1988-08-15 | 1991-09-10 | John D. Mcnicol | Timing and carrier recovery in tdma without preamable sequence |
ATE98070T1 (de) * | 1989-03-16 | 1993-12-15 | Siemens Ag | Schaltung zur erkennung eines frequenzreferenzsignals. |
-
1991
- 1991-12-11 DE DE19914193255 patent/DE4193255T/de active Pending
- 1991-12-11 AU AU91692/91A patent/AU636263B2/en not_active Ceased
- 1991-12-11 CA CA002071552A patent/CA2071552C/en not_active Expired - Fee Related
- 1991-12-11 DE DE4193255A patent/DE4193255C2/de not_active Expired - Lifetime
- 1991-12-11 GB GB9216946A patent/GB2256993B/en not_active Expired - Lifetime
- 1991-12-11 WO PCT/US1991/009409 patent/WO1992011706A1/en active Application Filing
- 1991-12-13 IL IL10036691A patent/IL100366A/en not_active IP Right Cessation
- 1991-12-17 FR FR9115662A patent/FR2671248B1/fr not_active Expired - Lifetime
- 1991-12-17 IT ITRM910944A patent/IT1250962B/it active IP Right Grant
-
1992
- 1992-08-14 SE SE9202350A patent/SE504792C2/sv not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
CA2071552A1 (en) | 1992-06-18 |
DE4193255C2 (de) | 1997-02-20 |
GB2256993A (en) | 1992-12-23 |
SE504792C2 (sv) | 1997-04-28 |
CA2071552C (en) | 1997-02-25 |
IL100366A (en) | 1995-05-26 |
GB2256993B (en) | 1995-06-21 |
AU636263B2 (en) | 1993-04-22 |
SE9202350D0 (sv) | 1992-08-14 |
ITRM910944A1 (it) | 1993-06-17 |
WO1992011706A1 (en) | 1992-07-09 |
DE4193255T (ja) | 1992-12-10 |
FR2671248B1 (fr) | 1994-11-04 |
IL100366A0 (en) | 1992-09-06 |
GB9216946D0 (en) | 1992-10-07 |
ITRM910944A0 (it) | 1991-12-17 |
AU9169291A (en) | 1992-07-22 |
SE9202350L (sv) | 1992-08-14 |
FR2671248A1 (fr) | 1992-07-03 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
0001 | Granted | ||
TA | Fee payment date (situation as of event date), data collected since 19931001 |
Effective date: 19961010 |