JPS58195985A - 文字読取装置のしきい値制御装置 - Google Patents

文字読取装置のしきい値制御装置

Info

Publication number
JPS58195985A
JPS58195985A JP57079514A JP7951482A JPS58195985A JP S58195985 A JPS58195985 A JP S58195985A JP 57079514 A JP57079514 A JP 57079514A JP 7951482 A JP7951482 A JP 7951482A JP S58195985 A JPS58195985 A JP S58195985A
Authority
JP
Japan
Prior art keywords
threshold value
register
value
output
area
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
JP57079514A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0211947B2 (fr
Inventor
Masaaki Ishizaka
政明 石坂
Toichi Kudo
工藤　統一
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.)
Nissan Motor Co Ltd
Panasonic Mobile Communications Co Ltd
Original Assignee
Nissan Motor Co Ltd
Matsushita Communication Industrial 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 Nissan Motor Co Ltd, Matsushita Communication Industrial Co Ltd filed Critical Nissan Motor Co Ltd
Priority to JP57079514A priority Critical patent/JPS58195985A/ja
Publication of JPS58195985A publication Critical patent/JPS58195985A/ja
Publication of JPH0211947B2 publication Critical patent/JPH0211947B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V30/00—Character recognition; Recognising digital ink; Document-oriented image-based pattern recognition
    • G06V30/10—Character recognition
    • G06V30/16—Image preprocessing
    • G06V30/162—Quantising the image signal
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V30/00—Character recognition; Recognising digital ink; Document-oriented image-based pattern recognition
    • G06V30/10—Character recognition

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Theoretical Computer Science (AREA)
  • Character Input (AREA)
JP57079514A 1982-05-11 1982-05-11 文字読取装置のしきい値制御装置 Granted JPS58195985A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP57079514A JPS58195985A (ja) 1982-05-11 1982-05-11 文字読取装置のしきい値制御装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57079514A JPS58195985A (ja) 1982-05-11 1982-05-11 文字読取装置のしきい値制御装置

Publications (2)

Publication Number Publication Date
JPS58195985A true JPS58195985A (ja) 1983-11-15
JPH0211947B2 JPH0211947B2 (fr) 1990-03-16

Family

ID=13692071

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57079514A Granted JPS58195985A (ja) 1982-05-11 1982-05-11 文字読取装置のしきい値制御装置

Country Status (1)

Country Link
JP (1) JPS58195985A (fr)

Also Published As

Publication number Publication date
JPH0211947B2 (fr) 1990-03-16

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