JPS57203179A - Initial value setting circuit for white level follower - Google Patents

Initial value setting circuit for white level follower

Info

Publication number
JPS57203179A
JPS57203179A JP56089152A JP8915281A JPS57203179A JP S57203179 A JPS57203179 A JP S57203179A JP 56089152 A JP56089152 A JP 56089152A JP 8915281 A JP8915281 A JP 8915281A JP S57203179 A JPS57203179 A JP S57203179A
Authority
JP
Japan
Prior art keywords
white level
circuit
initial value
white
input
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
JP56089152A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0225554B2 (enExample
Inventor
Norio Kanemitsu
Shiyouji Takahashi
Yoshio Tabata
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.)
Fujitsu Ltd
Original Assignee
Fujitsu 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 Fujitsu Ltd filed Critical Fujitsu Ltd
Priority to JP56089152A priority Critical patent/JPS57203179A/ja
Publication of JPS57203179A publication Critical patent/JPS57203179A/ja
Publication of JPH0225554B2 publication Critical patent/JPH0225554B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/20—Image preprocessing
    • G06V10/28—Quantising the image, e.g. histogram thresholding for discrimination between background and foreground patterns

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Theoretical Computer Science (AREA)
  • Character Input (AREA)
JP56089152A 1981-06-10 1981-06-10 Initial value setting circuit for white level follower Granted JPS57203179A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56089152A JPS57203179A (en) 1981-06-10 1981-06-10 Initial value setting circuit for white level follower

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56089152A JPS57203179A (en) 1981-06-10 1981-06-10 Initial value setting circuit for white level follower

Publications (2)

Publication Number Publication Date
JPS57203179A true JPS57203179A (en) 1982-12-13
JPH0225554B2 JPH0225554B2 (enExample) 1990-06-04

Family

ID=13962874

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56089152A Granted JPS57203179A (en) 1981-06-10 1981-06-10 Initial value setting circuit for white level follower

Country Status (1)

Country Link
JP (1) JPS57203179A (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0399759U (enExample) * 1990-01-29 1991-10-18

Also Published As

Publication number Publication date
JPH0225554B2 (enExample) 1990-06-04

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