JPS5810270A - バ−コ−ドリ−ダ−読取り信号変換回路 - Google Patents

バ−コ−ドリ−ダ−読取り信号変換回路

Info

Publication number
JPS5810270A
JPS5810270A JP10907181A JP10907181A JPS5810270A JP S5810270 A JPS5810270 A JP S5810270A JP 10907181 A JP10907181 A JP 10907181A JP 10907181 A JP10907181 A JP 10907181A JP S5810270 A JPS5810270 A JP S5810270A
Authority
JP
Japan
Prior art keywords
barcode
reference voltage
voltage
signal
bar code
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.)
Granted
Application number
JP10907181A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6230672B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html
Inventor
Yoshihiko Fukuda
福田　喜彦
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 OR CALCULATING; 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 true JPS5810270A (ja) 1983-01-20
JPS6230672B2 JPS6230672B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 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 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Cited By (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
JPS6191768A (ja) * 1984-10-11 1986-05-09 Canon Inc 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
JPH0351978A (ja) * 1989-07-10 1991-03-06 Koninkl Ptt Nederland Nv バーコードを検出する方法
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 (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
JPS6191768A (ja) * 1984-10-11 1986-05-09 Canon Inc 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
JPH0351978A (ja) * 1989-07-10 1991-03-06 Koninkl Ptt Nederland Nv バーコードを検出する方法
JPH06168356A (ja) * 1992-12-01 1994-06-14 Fujitsu Denso Ltd バーコードリーダ

Also Published As

Publication number Publication date
JPS6230672B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1987-07-03

Similar Documents

Publication Publication Date Title
US4091379A (en) Analog to digital wave shaping system
JPH0414826B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP2729088B2 (ja) バーコードリーダ処理装置
JPS56141673A (en) Picture recording equipment
JPS5810270A (ja) バ−コ−ドリ−ダ−読取り信号変換回路
EP0781034A3 (en) Image processing apparatus and method
JPS6335149B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CN117579074A (zh) 信号采样电路、信号采样方法、装置以及存储介质
JPS55156475A (en) Binary-coder for analog signal
JPS6031678A (ja) ２値化回路
US7023370B2 (en) Shared parallel digital-to-analog conversion
JPS59161973A (ja) 変換回路
JP2689712B2 (ja) Ｐｗｍ変換回路
JPS6023390B2 (ja) パタ−ン読取装置
US5381398A (en) Information signal reproducing system having amplifier with selectively decreased gain
JPS6221153B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP3113476B2 (ja) ピーク値検出保持回路
JPH05316012A (ja) 出力電力制御回路
JPS61193273A (ja) バ−コ−ド読取装置
JPH0375886A (ja) バーコード読み取り装置
JPH01175439A (ja) 光受信装置
JPS6339141B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JPS63231585A (ja) 関数発生器
JPS61214841A (ja) 光受信器
JPS61237578A (ja) シエ−デイング歪補正回路