DE3500167C2 - - Google Patents
Info
- Publication number
- DE3500167C2 DE3500167C2 DE3500167A DE3500167A DE3500167C2 DE 3500167 C2 DE3500167 C2 DE 3500167C2 DE 3500167 A DE3500167 A DE 3500167A DE 3500167 A DE3500167 A DE 3500167A DE 3500167 C2 DE3500167 C2 DE 3500167C2
- Authority
- DE
- Germany
- 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
- G11B19/00—Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head
- G11B19/20—Driving; Starting; Stopping; Control thereof
- G11B19/24—Arrangements for providing constant relative speed between record carrier and head
-
- 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
-
- 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
- G11B20/14—Digital recording or reproducing using self-clocking codes
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Manipulation Of Pulses (AREA)
- Synchronisation In Digital Transmission Systems (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
- Rotational Drive Of Disk (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59000162A JPS60144044A (ja) | 1984-01-04 | 1984-01-04 | 反転間隔検出回路 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE3500167A1 DE3500167A1 (de) | 1985-07-11 |
| DE3500167C2 true DE3500167C2 (US20100268047A1-20101021-C00003.png) | 1987-03-12 |
Family
ID=11466339
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19853500167 Granted DE3500167A1 (de) | 1984-01-04 | 1985-01-04 | Impulsdetektierschaltkreis |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US4683385A (US20100268047A1-20101021-C00003.png) |
| JP (1) | JPS60144044A (US20100268047A1-20101021-C00003.png) |
| DE (1) | DE3500167A1 (US20100268047A1-20101021-C00003.png) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3691310B2 (ja) * | 1999-10-21 | 2005-09-07 | 富士通株式会社 | 周波数測定回路 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4197502A (en) * | 1978-10-16 | 1980-04-08 | Motorola, Inc. | Digital signal detector |
| DE2944245C2 (de) * | 1979-11-02 | 1983-01-13 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Verfahren und Anordnung zur Vermeidung der Auswertung von Pseudodatentelegrammen |
| US4370748A (en) * | 1981-01-05 | 1983-01-25 | Motorola, Inc. | Apparatus and method for detecting the presence of a pulsed radio frequency signal |
| FR2533720B1 (fr) * | 1982-09-24 | 1988-02-12 | Asulab Sa | Circuit de comptage non lineaire |
-
1984
- 1984-01-04 JP JP59000162A patent/JPS60144044A/ja active Granted
-
1985
- 1985-01-02 US US06/688,370 patent/US4683385A/en not_active Expired - Lifetime
- 1985-01-04 DE DE19853500167 patent/DE3500167A1/de active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS60144044A (ja) | 1985-07-30 |
| US4683385A (en) | 1987-07-28 |
| JPH036591B2 (US20100268047A1-20101021-C00003.png) | 1991-01-30 |
| DE3500167A1 (de) | 1985-07-11 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OP8 | Request for examination as to paragraph 44 patent law | ||
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
| 8339 | Ceased/non-payment of the annual fee |