FR2117057A5 - - Google Patents
Info
- Publication number
- FR2117057A5 FR2117057A5 FR7137576A FR7137576A FR2117057A5 FR 2117057 A5 FR2117057 A5 FR 2117057A5 FR 7137576 A FR7137576 A FR 7137576A FR 7137576 A FR7137576 A FR 7137576A FR 2117057 A5 FR2117057 A5 FR 2117057A5
- 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
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/10—Digital recording or reproducing
- G11B20/10009—Improvement or modification of read or write signals
- G11B20/10046—Improvement or modification of read or write signals filtering or equalising, e.g. setting the tap weights of an FIR filter
- G11B20/10212—Improvement or modification of read or write signals filtering or equalising, e.g. setting the tap weights of an FIR filter compensation for data shift, e.g. pulse-crowding effects
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Digital Magnetic Recording (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US9578470A | 1970-12-07 | 1970-12-07 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2117057A5 true FR2117057A5 (fr) | 1972-07-21 |
Family
ID=22253566
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7137576A Expired FR2117057A5 (fr) | 1970-12-07 | 1971-10-12 |
Country Status (5)
Country | Link |
---|---|
US (1) | US3622894A (fr) |
JP (1) | JPS5340085B1 (fr) |
DE (1) | DE2148743A1 (fr) |
FR (1) | FR2117057A5 (fr) |
GB (1) | GB1357949A (fr) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3852810A (en) * | 1972-03-17 | 1974-12-03 | Gen Instrument Corp | Self-clocking nrz recording and reproduction system |
US3736582A (en) * | 1972-03-20 | 1973-05-29 | Leach Corp | Galloping base line compensating circuit |
US3789377A (en) * | 1972-05-26 | 1974-01-29 | Lockheed Electronics Co | Pseudo-random sequence synchronization for magnetic recording system |
US3828362A (en) * | 1973-01-26 | 1974-08-06 | Ibm | Binary signal data detection |
US3838448A (en) * | 1973-02-07 | 1974-09-24 | Control Data Corp | Compensated baseline circuit |
US3810067A (en) * | 1973-05-23 | 1974-05-07 | Iomec | Electrical signal filter |
US3930265A (en) * | 1974-06-07 | 1975-12-30 | Vrc California | High density magnetic storage system |
US4027335A (en) * | 1976-03-19 | 1977-05-31 | Ampex Corporation | DC free encoding for data transmission system |
USRE31311E (en) * | 1976-03-19 | 1983-07-12 | Ampex Corporation | DC Free encoding for data transmission system |
DE3502638A1 (de) * | 1985-01-26 | 1986-07-31 | MWB Messwandler-Bau AG, 8600 Bamberg | Verfahren, schaltung und einrichtung zur beseitigung der gleichspannungskomponente eines kapazitiven wechselspannungsteilers |
GB2205467B (en) * | 1987-05-28 | 1992-02-12 | Apple Computer | Disk drive controller |
US5151985A (en) * | 1987-05-28 | 1992-09-29 | Apple Computer, Inc. | Disk drive controller |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3067422A (en) * | 1958-12-24 | 1962-12-04 | Ibm | Phase distortion correction for high density magnetic recording |
US3146430A (en) * | 1961-10-31 | 1964-08-25 | Honeywell Regulator Co | Electrical apparatus for monitoring a record tape |
US3521041A (en) * | 1967-07-19 | 1970-07-21 | Ibm | Digital filters |
US3524164A (en) * | 1968-01-15 | 1970-08-11 | Ibm | Detection and error checking system for binary data |
US3539824A (en) * | 1968-09-03 | 1970-11-10 | Gen Electric | Current-mode data selector |
-
1970
- 1970-12-07 US US95784A patent/US3622894A/en not_active Expired - Lifetime
-
1971
- 1971-09-30 DE DE19712148743 patent/DE2148743A1/de active Pending
- 1971-10-06 GB GB4640771A patent/GB1357949A/en not_active Expired
- 1971-10-12 FR FR7137576A patent/FR2117057A5/fr not_active Expired
- 1971-11-17 JP JP9155171A patent/JPS5340085B1/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
DE2148743A1 (de) | 1972-06-08 |
US3622894A (en) | 1971-11-23 |
GB1357949A (en) | 1974-06-26 |
JPS5340085B1 (fr) | 1978-10-25 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |