FR2359546B1 - - Google Patents
Info
- Publication number
- FR2359546B1 FR2359546B1 FR7722030A FR7722030A FR2359546B1 FR 2359546 B1 FR2359546 B1 FR 2359546B1 FR 7722030 A FR7722030 A FR 7722030A FR 7722030 A FR7722030 A FR 7722030A FR 2359546 B1 FR2359546 B1 FR 2359546B1
- 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
- H04B3/00—Line transmission systems
- H04B3/02—Details
- H04B3/04—Control of transmission; Equalising
- H04B3/14—Control of transmission; Equalising characterised by the equalising network used
- H04B3/141—Control of transmission; Equalising characterised by the equalising network used using multiequalisers, e.g. bump, cosine, Bode
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
- Filters That Use Time-Delay Elements (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/706,703 US4100604A (en) | 1976-07-19 | 1976-07-19 | Frequency domain automatic equalizer utilizing the discrete Fourier transform |
| US05/706,702 US4106103A (en) | 1976-07-19 | 1976-07-19 | Derivation of discrete Fourier transform components of a time dependent signal |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2359546A1 FR2359546A1 (fr) | 1978-02-17 |
| FR2359546B1 true FR2359546B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1984-04-27 |
Family
ID=27107739
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7722030A Granted FR2359546A1 (fr) | 1976-07-19 | 1977-07-19 | Egaliseur automatique dans le domaine frequentiel |
Country Status (7)
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5888915A (ja) * | 1981-11-20 | 1983-05-27 | Hiroshi Miyagawa | 周波数サンプリング形自動等化器 |
| JPS5888914A (ja) * | 1981-11-20 | 1983-05-27 | Hiroshi Miyagawa | 自動等化器 |
| US4813001A (en) * | 1987-05-29 | 1989-03-14 | Schlumberger Systems, Inc. | AC calibration method and device by determining transfer characteristics |
| CN114372491A (zh) * | 2021-12-31 | 2022-04-19 | 山东科讯信息科技有限公司 | 转动设备的故障识别方法及相关设备 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3292110A (en) * | 1964-09-16 | 1966-12-13 | Bell Telephone Labor Inc | Transversal equalizer for digital transmission systems wherein polarity of time-spaced portions of output signal controls corresponding multiplier setting |
| US3375473A (en) * | 1965-07-15 | 1968-03-26 | Bell Telephone Labor Inc | Automatic equalizer for analog channels having means for comparing two test pulses, one pulse traversing the transmission channel and equalizer |
| US3582879A (en) * | 1969-04-25 | 1971-06-01 | Computer Mode Corp | Communication channel equalization system and equalizer |
| US3614673A (en) * | 1970-05-28 | 1971-10-19 | Bunker Ramo | Technique for utilizing a single pulse to set the gains of a transversal filter |
| US3851162A (en) * | 1973-04-18 | 1974-11-26 | Nasa | Continuous fourier transform method and apparatus |
| US4027257A (en) * | 1976-06-01 | 1977-05-31 | Xerox Corporation | Frequency domain automatic equalizer having logic circuitry |
-
1977
- 1977-03-31 CA CA275,215A patent/CA1087693A/en not_active Expired
- 1977-04-25 NL NL7704518A patent/NL7704518A/xx not_active Application Discontinuation
- 1977-06-29 DE DE19772729336 patent/DE2729336A1/de active Granted
- 1977-07-12 JP JP8349677A patent/JPS5325335A/ja active Pending
- 1977-07-18 GB GB3004777A patent/GB1585836A/en not_active Expired
- 1977-07-18 IT IT2584477A patent/IT1086161B/it active
- 1977-07-19 FR FR7722030A patent/FR2359546A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| CA1087693A (en) | 1980-10-14 |
| DE2729336A1 (de) | 1978-01-26 |
| NL7704518A (nl) | 1978-01-23 |
| IT1086161B (it) | 1985-05-28 |
| DE2729336C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1988-08-11 |
| FR2359546A1 (fr) | 1978-02-17 |
| GB1585836A (en) | 1981-03-11 |
| JPS5325335A (en) | 1978-03-09 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |