JPS5325335A - Method of equalizing fourier conversion component frequency region or the like and device therefor - Google Patents
Method of equalizing fourier conversion component frequency region or the like and device thereforInfo
- Publication number
- JPS5325335A JPS5325335A JP8349677A JP8349677A JPS5325335A JP S5325335 A JPS5325335 A JP S5325335A JP 8349677 A JP8349677 A JP 8349677A JP 8349677 A JP8349677 A JP 8349677A JP S5325335 A JPS5325335 A JP S5325335A
- Authority
- JP
- Japan
- Prior art keywords
- equalizing
- frequency region
- conversion component
- device therefor
- component frequency
- 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.)
- Pending
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 (1)
Publication Number | Publication Date |
---|---|
JPS5325335A true JPS5325335A (en) | 1978-03-09 |
Family
ID=27107739
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP8349677A Pending JPS5325335A (en) | 1976-07-19 | 1977-07-12 | Method of equalizing fourier conversion component frequency region or the like and device therefor |
Country Status (7)
Country | Link |
---|---|
JP (1) | JPS5325335A (enrdf_load_stackoverflow) |
CA (1) | CA1087693A (enrdf_load_stackoverflow) |
DE (1) | DE2729336A1 (enrdf_load_stackoverflow) |
FR (1) | FR2359546A1 (enrdf_load_stackoverflow) |
GB (1) | GB1585836A (enrdf_load_stackoverflow) |
IT (1) | IT1086161B (enrdf_load_stackoverflow) |
NL (1) | NL7704518A (enrdf_load_stackoverflow) |
Cited By (3)
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 |
JPS6477310A (en) * | 1987-05-29 | 1989-03-23 | Schlumberger Technologies Inc | Method of determining transmission coefficient of ac calibrator |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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
Cited By (3)
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 |
JPS6477310A (en) * | 1987-05-29 | 1989-03-23 | Schlumberger Technologies Inc | Method of determining transmission coefficient of ac calibrator |
Also Published As
Publication number | Publication date |
---|---|
FR2359546B1 (enrdf_load_stackoverflow) | 1984-04-27 |
NL7704518A (nl) | 1978-01-23 |
DE2729336A1 (de) | 1978-01-26 |
FR2359546A1 (fr) | 1978-02-17 |
IT1086161B (it) | 1985-05-28 |
DE2729336C2 (enrdf_load_stackoverflow) | 1988-08-11 |
GB1585836A (en) | 1981-03-11 |
CA1087693A (en) | 1980-10-14 |
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