FR1533918A - System and method for correcting frequency drift of a signal - Google Patents
System and method for correcting frequency drift of a signalInfo
- Publication number
- FR1533918A FR1533918A FR06008411A FR06008411A FR1533918A FR 1533918 A FR1533918 A FR 1533918A FR 06008411 A FR06008411 A FR 06008411A FR 06008411 A FR06008411 A FR 06008411A FR 1533918 A FR1533918 A FR 1533918A
- Authority
- FR
- France
- Prior art keywords
- signal
- frequency drift
- correcting frequency
- correcting
- drift
- Prior art date
- 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
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/38—Synchronous or start-stop systems, e.g. for Baudot code
- H04L25/40—Transmitting circuits; Receiving circuits
- H04L25/49—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems
- H04L25/497—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems by correlative coding, e.g. partial response coding or echo modulation coding transmitters and receivers for partial response systems
Landscapes
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT649837D IT649837A (en) | 1967-03-07 | ||
FR06008412A FR1533919A (en) | 1967-03-07 | 1967-03-07 | System and method for correcting frequency drift of a signal |
FR06008411A FR1533918A (en) | 1967-03-07 | 1967-03-07 | System and method for correcting frequency drift of a signal |
DE1968J0035796 DE1290564B (en) | 1967-03-07 | 1968-02-28 | Method for the receiver-side correction of frequency shifts that occur with carrier-free transmission of digital signals |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR06008412A FR1533919A (en) | 1967-03-07 | 1967-03-07 | System and method for correcting frequency drift of a signal |
FR06008411A FR1533918A (en) | 1967-03-07 | 1967-03-07 | System and method for correcting frequency drift of a signal |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1533918A true FR1533918A (en) | 1968-07-26 |
Family
ID=33133114
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR06008411A Expired FR1533918A (en) | 1967-03-07 | 1967-03-07 | System and method for correcting frequency drift of a signal |
FR06008412A Expired FR1533919A (en) | 1967-03-07 | 1967-03-07 | System and method for correcting frequency drift of a signal |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR06008412A Expired FR1533919A (en) | 1967-03-07 | 1967-03-07 | System and method for correcting frequency drift of a signal |
Country Status (3)
Country | Link |
---|---|
DE (1) | DE1290564B (en) |
FR (2) | FR1533918A (en) |
IT (1) | IT649837A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0132988A2 (en) * | 1983-07-27 | 1985-02-13 | AT&T Corp. | Digital synthesis technique for pulses having predetermined time and frequency domain characteristics |
-
0
- IT IT649837D patent/IT649837A/it unknown
-
1967
- 1967-03-07 FR FR06008411A patent/FR1533918A/en not_active Expired
- 1967-03-07 FR FR06008412A patent/FR1533919A/en not_active Expired
-
1968
- 1968-02-28 DE DE1968J0035796 patent/DE1290564B/en not_active Withdrawn
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0132988A2 (en) * | 1983-07-27 | 1985-02-13 | AT&T Corp. | Digital synthesis technique for pulses having predetermined time and frequency domain characteristics |
EP0132988A3 (en) * | 1983-07-27 | 1986-03-26 | American Telephone And Telegraph Company | Digital synthesis technique for pulses having predetermined time and frequency domain characteristics |
US4710891A (en) * | 1983-07-27 | 1987-12-01 | American Telephone And Telegraph Company, At&T Bell Laboratories | Digital synthesis technique for pulses having predetermined time and frequency domain characteristics |
Also Published As
Publication number | Publication date |
---|---|
FR1533919A (en) | 1968-12-06 |
DE1290564B (en) | 1969-03-13 |
IT649837A (en) |
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