JPH0452552B2 - - Google Patents
Info
- Publication number
- JPH0452552B2 JPH0452552B2 JP10281582A JP10281582A JPH0452552B2 JP H0452552 B2 JPH0452552 B2 JP H0452552B2 JP 10281582 A JP10281582 A JP 10281582A JP 10281582 A JP10281582 A JP 10281582A JP H0452552 B2 JPH0452552 B2 JP H0452552B2
- Authority
- JP
- Japan
- Prior art keywords
- signal
- counter
- register
- frequency
- clock signal
- 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
- 238000001514 detection method Methods 0.000 claims description 29
- 238000000034 method Methods 0.000 claims description 10
- 230000003287 optical effect Effects 0.000 description 11
- 238000003708 edge detection Methods 0.000 description 6
- 238000000926 separation method Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000005236 sound signal Effects 0.000 description 3
- 230000001360 synchronised effect Effects 0.000 description 3
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 description 2
- 239000011159 matrix material Substances 0.000 description 2
- 230000008929 regeneration Effects 0.000 description 2
- 238000011069 regeneration method Methods 0.000 description 2
- 238000004364 calculation method Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 208000011580 syndromic disease Diseases 0.000 description 1
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
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B2220/00—Record carriers by type
- G11B2220/20—Disc-shaped record carriers
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
- Optical Recording Or Reproduction (AREA)
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP10281582A JPS58220220A (ja) | 1982-06-15 | 1982-06-15 | 周波数検出回路 |
US06/478,641 US4583211A (en) | 1982-06-15 | 1983-03-24 | Frequency detecting circuit for digital information reproducing system |
DE8383102996T DE3380861D1 (en) | 1982-06-15 | 1983-03-25 | Frequency detecting circuit for digital information reproducing system |
EP83102996A EP0098349B1 (en) | 1982-06-15 | 1983-03-25 | Frequency detecting circuit for digital information reproducing system |
KR1019830002664A KR870000515B1 (ko) | 1982-06-15 | 1983-06-15 | 주파수 검출회로 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP10281582A JPS58220220A (ja) | 1982-06-15 | 1982-06-15 | 周波数検出回路 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS58220220A JPS58220220A (ja) | 1983-12-21 |
JPH0452552B2 true JPH0452552B2 (enrdf_load_stackoverflow) | 1992-08-24 |
Family
ID=14337523
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP10281582A Granted JPS58220220A (ja) | 1982-06-15 | 1982-06-15 | 周波数検出回路 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS58220220A (enrdf_load_stackoverflow) |
-
1982
- 1982-06-15 JP JP10281582A patent/JPS58220220A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS58220220A (ja) | 1983-12-21 |
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