FR2172900B1 - - Google Patents
Info
- Publication number
- FR2172900B1 FR2172900B1 FR7206525A FR7206525A FR2172900B1 FR 2172900 B1 FR2172900 B1 FR 2172900B1 FR 7206525 A FR7206525 A FR 7206525A FR 7206525 A FR7206525 A FR 7206525A FR 2172900 B1 FR2172900 B1 FR 2172900B1
- 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
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/69—Spread spectrum techniques
- H04B1/713—Spread spectrum techniques using frequency hopping
- H04B1/7156—Arrangements for sequence synchronisation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/10—Frequency-modulated carrier systems, i.e. using frequency-shift keying
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L7/00—Arrangements for synchronising receiver with transmitter
- H04L7/02—Speed or phase control by the received code signals, the signals containing no special synchronisation information
- H04L7/027—Speed or phase control by the received code signals, the signals containing no special synchronisation information extracting the synchronising or clock signal from the received signal spectrum, e.g. by using a resonant or bandpass circuit
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/69—Spread spectrum techniques
- H04B1/713—Spread spectrum techniques using frequency hopping
- H04B1/7156—Arrangements for sequence synchronisation
- H04B2001/71563—Acquisition
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7206525A FR2172900B1 (fr) | 1972-02-25 | 1972-02-25 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7206525A FR2172900B1 (fr) | 1972-02-25 | 1972-02-25 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2172900A1 FR2172900A1 (fr) | 1973-10-05 |
FR2172900B1 true FR2172900B1 (fr) | 1977-03-18 |
Family
ID=9094173
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7206525A Expired FR2172900B1 (fr) | 1972-02-25 | 1972-02-25 |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2172900B1 (fr) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2721993C3 (de) * | 1977-05-14 | 1980-09-18 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Schaltungsanordnung zum Übertragen von digitalen Gleichstromsignalen mittels Trägerschwingungen vorgegebener Frequenz |
FR2479620B1 (fr) * | 1980-03-28 | 1988-01-08 | Thomson Csf | Dispositif de synchronisation d'informations numeriques transmises par paquets et recepteur comportant un tel dispositif |
US5040189A (en) * | 1987-01-12 | 1991-08-13 | Motorola, Inc. | Multiple frequency radio system employing pulse repeaters |
-
1972
- 1972-02-25 FR FR7206525A patent/FR2172900B1/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR2172900A1 (fr) | 1973-10-05 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |