JPS6230672B2 - - Google Patents

Info

Publication number
JPS6230672B2
JPS6230672B2 JP56109071A JP10907181A JPS6230672B2 JP S6230672 B2 JPS6230672 B2 JP S6230672B2 JP 56109071 A JP56109071 A JP 56109071A JP 10907181 A JP10907181 A JP 10907181A JP S6230672 B2 JPS6230672 B2 JP S6230672B2
Authority
JP
Japan
Prior art keywords
voltage
barcode
reference voltage
signal
barcode reader
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
JP56109071A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5810270A (ja
Inventor
Yoshihiko Fukuda
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.)
MEKANO KK
Original Assignee
MEKANO KK
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 MEKANO KK filed Critical MEKANO KK
Priority to JP10907181A priority Critical patent/JPS5810270A/ja
Publication of JPS5810270A publication Critical patent/JPS5810270A/ja
Publication of JPS6230672B2 publication Critical patent/JPS6230672B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
    • G06K7/10544—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation by scanning of the records by radiation in the optical part of the electromagnetic spectrum
    • G06K7/10821—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation by scanning of the records by radiation in the optical part of the electromagnetic spectrum further details of bar or optical code scanning devices
    • G06K7/10851—Circuits for pulse shaping, amplifying, eliminating noise signals, checking the function of the sensing device

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Artificial Intelligence (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
JP10907181A 1981-07-13 1981-07-13 バ−コ−ドリ−ダ−読取り信号変換回路 Granted JPS5810270A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10907181A JPS5810270A (ja) 1981-07-13 1981-07-13 バ−コ−ドリ−ダ−読取り信号変換回路

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10907181A JPS5810270A (ja) 1981-07-13 1981-07-13 バ−コ−ドリ−ダ−読取り信号変換回路

Publications (2)

Publication Number Publication Date
JPS5810270A JPS5810270A (ja) 1983-01-20
JPS6230672B2 true JPS6230672B2 (US20020095090A1-20020718-M00002.png) 1987-07-03

Family

ID=14500857

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10907181A Granted JPS5810270A (ja) 1981-07-13 1981-07-13 バ−コ−ドリ−ダ−読取り信号変換回路

Country Status (1)

Country Link
JP (1) JPS5810270A (US20020095090A1-20020718-M00002.png)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0538954Y2 (US20020095090A1-20020718-M00002.png) * 1988-03-31 1993-10-01

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59164958U (ja) * 1983-04-19 1984-11-05 三洋電機株式会社 カセツトロ−デイング機構
JPH0650513B2 (ja) * 1984-10-11 1994-06-29 キヤノン株式会社 情報検索装置
JPS6354685A (ja) * 1986-08-25 1988-03-09 Matsushita Electric Ind Co Ltd 光学読取方法
JPH01195586A (ja) * 1988-01-30 1989-08-07 Tohoku Ricoh Co Ltd アナログ信号２値化回路
NL8901759A (nl) * 1989-07-10 1991-02-01 Nederland Ptt Werkwijze voor het detecteren van een streepcode.
JPH06168356A (ja) * 1992-12-01 1994-06-14 Fujitsu Denso Ltd バーコードリーダ

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56140468A (en) * 1980-03-06 1981-11-02 Reynolds Tobacco Co R Dynamic threshold detector

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56140468A (en) * 1980-03-06 1981-11-02 Reynolds Tobacco Co R Dynamic threshold detector

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0538954Y2 (US20020095090A1-20020718-M00002.png) * 1988-03-31 1993-10-01

Also Published As

Publication number Publication date
JPS5810270A (ja) 1983-01-20

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