JPS6412002B2 - - Google Patents
Info
- Publication number
- JPS6412002B2 JPS6412002B2 JP21362782A JP21362782A JPS6412002B2 JP S6412002 B2 JPS6412002 B2 JP S6412002B2 JP 21362782 A JP21362782 A JP 21362782A JP 21362782 A JP21362782 A JP 21362782A JP S6412002 B2 JPS6412002 B2 JP S6412002B2
- Authority
- JP
- Japan
- Prior art keywords
- recording
- time
- test signal
- tape
- head
- 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
- 238000012360 testing method Methods 0.000 claims description 18
- 238000005259 measurement Methods 0.000 claims description 15
- 238000000691 measurement method Methods 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 7
- 238000007796 conventional method Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 238000012545 processing Methods 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
- G11B20/18—Error detection or correction; Testing, e.g. of drop-outs
- G11B20/1816—Testing
- G11B20/182—Testing using test patterns
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Recording Or Reproducing By Magnetic Means (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP21362782A JPS59104709A (ja) | 1982-12-06 | 1982-12-06 | テ−プレコ−ダのテスト用信号記録再生測定方式 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP21362782A JPS59104709A (ja) | 1982-12-06 | 1982-12-06 | テ−プレコ−ダのテスト用信号記録再生測定方式 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS59104709A JPS59104709A (ja) | 1984-06-16 |
| JPS6412002B2 true JPS6412002B2 (ref) | 1989-02-28 |
Family
ID=16642283
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP21362782A Granted JPS59104709A (ja) | 1982-12-06 | 1982-12-06 | テ−プレコ−ダのテスト用信号記録再生測定方式 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59104709A (ref) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4773094A (en) * | 1985-12-23 | 1988-09-20 | Dolby Ray Milton | Apparatus and method for calibrating recording and transmission systems |
-
1982
- 1982-12-06 JP JP21362782A patent/JPS59104709A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS59104709A (ja) | 1984-06-16 |
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