IT1092534B - Dispositivo fotorivelatore di documenti e relativo circuito a soglia differenziale variabile - Google Patents

Dispositivo fotorivelatore di documenti e relativo circuito a soglia differenziale variabile

Info

Publication number
IT1092534B
IT1092534B IT19447/78A IT1944778A IT1092534B IT 1092534 B IT1092534 B IT 1092534B IT 19447/78 A IT19447/78 A IT 19447/78A IT 1944778 A IT1944778 A IT 1944778A IT 1092534 B IT1092534 B IT 1092534B
Authority
IT
Italy
Prior art keywords
detector device
threshold circuit
variable differential
differential threshold
relative variable
Prior art date
Application number
IT19447/78A
Other languages
English (en)
Other versions
IT7819447A0 (it
Inventor
Leonardo Faedi
Giorgio Vigini
Original Assignee
Honeywell Inf Systems
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 Honeywell Inf Systems filed Critical Honeywell Inf Systems
Priority to IT19447/78A priority Critical patent/IT1092534B/it
Publication of IT7819447A0 publication Critical patent/IT7819447A0/it
Priority to GB7843471A priority patent/GB2012951B/en
Priority to DE19792901940 priority patent/DE2901940A1/de
Application granted granted Critical
Publication of IT1092534B publication Critical patent/IT1092534B/it

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J1/00—Photometry, e.g. photographic exposure meter
    • G01J1/42—Photometry, e.g. photographic exposure meter using electric radiation detectors
    • G01J1/44—Electric circuits
    • G01J1/46—Electric circuits using a capacitor
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12Q—MEASURING OR TESTING PROCESSES INVOLVING ENZYMES, NUCLEIC ACIDS OR MICROORGANISMS; COMPOSITIONS OR TEST PAPERS THEREFOR; PROCESSES OF PREPARING SUCH COMPOSITIONS; CONDITION-RESPONSIVE CONTROL IN MICROBIOLOGICAL OR ENZYMOLOGICAL PROCESSES
    • C12Q1/00—Measuring or testing processes involving enzymes, nucleic acids or microorganisms; Compositions therefor; Processes of preparing such compositions
    • C12Q1/34—Measuring or testing processes involving enzymes, nucleic acids or microorganisms; Compositions therefor; Processes of preparing such compositions involving hydrolase
    • C12Q1/42—Measuring or testing processes involving enzymes, nucleic acids or microorganisms; Compositions therefor; Processes of preparing such compositions involving hydrolase involving phosphatase

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Proteomics, Peptides & Aminoacids (AREA)
  • Zoology (AREA)
  • Physics & Mathematics (AREA)
  • Wood Science & Technology (AREA)
  • Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • General Physics & Mathematics (AREA)
  • Biotechnology (AREA)
  • Analytical Chemistry (AREA)
  • Microbiology (AREA)
  • Molecular Biology (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Biophysics (AREA)
  • Power Engineering (AREA)
  • Biochemistry (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
  • Genetics & Genomics (AREA)
  • Geophysics And Detection Of Objects (AREA)
IT19447/78A 1978-01-20 1978-01-20 Dispositivo fotorivelatore di documenti e relativo circuito a soglia differenziale variabile IT1092534B (it)

Priority Applications (3)

Application Number Priority Date Filing Date Title
IT19447/78A IT1092534B (it) 1978-01-20 1978-01-20 Dispositivo fotorivelatore di documenti e relativo circuito a soglia differenziale variabile
GB7843471A GB2012951B (en) 1978-01-20 1978-11-07 Composition for use in the analysis of alkaline phosphatase and analytical process
DE19792901940 DE2901940A1 (de) 1978-01-20 1979-01-19 Lichtempfindlicher detektor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT19447/78A IT1092534B (it) 1978-01-20 1978-01-20 Dispositivo fotorivelatore di documenti e relativo circuito a soglia differenziale variabile

Publications (2)

Publication Number Publication Date
IT7819447A0 IT7819447A0 (it) 1978-01-20
IT1092534B true IT1092534B (it) 1985-07-12

Family

ID=11158073

Family Applications (1)

Application Number Title Priority Date Filing Date
IT19447/78A IT1092534B (it) 1978-01-20 1978-01-20 Dispositivo fotorivelatore di documenti e relativo circuito a soglia differenziale variabile

Country Status (2)

Country Link
DE (1) DE2901940A1 (it)
IT (1) IT1092534B (it)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4310755A (en) 1979-12-26 1982-01-12 Pitney Bowes Inc. Electronic postage meter radiant energy device circuit
US4350333A (en) 1980-07-11 1982-09-21 Savin Corporation Large-capacity sheet-stacking apparatus
DE3046456A1 (de) * 1980-12-10 1982-07-15 Eckart Dr.Rer.Nat. 2300 Kiel Hiss Fotodetektor
US4571055A (en) * 1983-12-17 1986-02-18 Sharp Kabushiki Kaisha Transport item detecting arrangement
JPH0674112B2 (ja) * 1986-04-23 1994-09-21 三菱重工業株式会社 シート状の紙の自動選別装置
US4769532A (en) * 1986-07-11 1988-09-06 Laurel Bank Machines Co., Ltd. Apparatus for adjusting optical sensors with threshold memory

Also Published As

Publication number Publication date
IT7819447A0 (it) 1978-01-20
DE2901940A1 (de) 1979-07-26

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