JPS6232546B2 - - Google Patents

Info

Publication number
JPS6232546B2
JPS6232546B2 JP52059349A JP5934977A JPS6232546B2 JP S6232546 B2 JPS6232546 B2 JP S6232546B2 JP 52059349 A JP52059349 A JP 52059349A JP 5934977 A JP5934977 A JP 5934977A JP S6232546 B2 JPS6232546 B2 JP S6232546B2
Authority
JP
Japan
Prior art keywords
signal
noise
threshold
voltage
detected
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
Application number
JP52059349A
Other languages
English (en)
Japanese (ja)
Other versions
JPS53144707A (en
Inventor
Masahiro Shimauji
Hideaki Uchikura
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NEC Corp
Original Assignee
Nippon Electric Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Nippon Electric Co Ltd filed Critical Nippon Electric Co Ltd
Priority to JP5934977A priority Critical patent/JPS53144707A/ja
Publication of JPS53144707A publication Critical patent/JPS53144707A/ja
Publication of JPS6232546B2 publication Critical patent/JPS6232546B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Digital Magnetic Recording (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
JP5934977A 1977-05-24 1977-05-24 Signal detecting system by variable thresholds Granted JPS53144707A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5934977A JPS53144707A (en) 1977-05-24 1977-05-24 Signal detecting system by variable thresholds

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5934977A JPS53144707A (en) 1977-05-24 1977-05-24 Signal detecting system by variable thresholds

Publications (2)

Publication Number Publication Date
JPS53144707A JPS53144707A (en) 1978-12-16
JPS6232546B2 true JPS6232546B2 (ko) 1987-07-15

Family

ID=13110712

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5934977A Granted JPS53144707A (en) 1977-05-24 1977-05-24 Signal detecting system by variable thresholds

Country Status (1)

Country Link
JP (1) JPS53144707A (ko)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04107853A (ja) * 1990-08-28 1992-04-09 Nec Corp 外部リード矯正方法

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5682976A (en) * 1979-12-10 1981-07-07 Nippon Telegr & Teleph Corp <Ntt> Mark read system
JPS59221814A (ja) * 1983-05-30 1984-12-13 Maitetsuku:Kk カセツトテ−プ用デイジタル信号再生装置
JPS62178103A (ja) * 1986-01-31 1987-08-05 Fujitsu Ltd 物品搬送システムの制御方式
JPS6446202A (en) * 1987-08-13 1989-02-20 Omron Tateisi Electronics Co Magnetic card reader
GB8921435D0 (en) * 1989-09-22 1989-11-08 Bank Of England Sensor system for document sorting machines
US5168275A (en) * 1990-02-07 1992-12-01 International Business Machines Corporation Method and apparatus for decoding two frequency (f/2f) data signals

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5319014A (en) * 1976-08-04 1978-02-21 Fujitsu Ltd Magnetically recording and reproducing system

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5319014A (en) * 1976-08-04 1978-02-21 Fujitsu Ltd Magnetically recording and reproducing system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04107853A (ja) * 1990-08-28 1992-04-09 Nec Corp 外部リード矯正方法

Also Published As

Publication number Publication date
JPS53144707A (en) 1978-12-16

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