JPS546727A - Mark read-out circuit - Google Patents

Mark read-out circuit

Info

Publication number
JPS546727A
JPS546727A JP7258077A JP7258077A JPS546727A JP S546727 A JPS546727 A JP S546727A JP 7258077 A JP7258077 A JP 7258077A JP 7258077 A JP7258077 A JP 7258077A JP S546727 A JPS546727 A JP S546727A
Authority
JP
Japan
Prior art keywords
out circuit
mark read
mark
read
temperature
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
JP7258077A
Other languages
Japanese (ja)
Other versions
JPS5752623B2 (en
Inventor
Etsuyuki Sakurai
Hidekazu Fujimori
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.)
Seiko Epson Corp
Suwa Seikosha KK
Epson Corp
Original Assignee
Seiko Epson Corp
Suwa Seikosha KK
Epson Corp
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 Seiko Epson Corp, Suwa Seikosha KK, Epson Corp filed Critical Seiko Epson Corp
Priority to JP7258077A priority Critical patent/JPS546727A/en
Publication of JPS546727A publication Critical patent/JPS546727A/en
Publication of JPS5752623B2 publication Critical patent/JPS5752623B2/ja
Granted legal-status Critical Current

Links

Abstract

PURPOSE: To eliminate the temperature dependence by varying the current of the luminous element in accordance with the temperature.
COPYRIGHT: (C)1979,JPO&Japio
JP7258077A 1977-06-17 1977-06-17 Mark read-out circuit Granted JPS546727A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7258077A JPS546727A (en) 1977-06-17 1977-06-17 Mark read-out circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7258077A JPS546727A (en) 1977-06-17 1977-06-17 Mark read-out circuit

Publications (2)

Publication Number Publication Date
JPS546727A true JPS546727A (en) 1979-01-19
JPS5752623B2 JPS5752623B2 (en) 1982-11-09

Family

ID=13493451

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7258077A Granted JPS546727A (en) 1977-06-17 1977-06-17 Mark read-out circuit

Country Status (1)

Country Link
JP (1) JPS546727A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4599527A (en) * 1982-09-14 1986-07-08 Societe Anonyme De Telecommunications Device for stabilizing gain of a photosensitive avalanche member

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6257130U (en) * 1985-09-27 1987-04-09

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5013130A (en) * 1973-06-05 1975-02-12
JPS51135328A (en) * 1975-05-19 1976-11-24 Sanyo Electric Co Ltd Temperature compensating circuit

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5013130A (en) * 1973-06-05 1975-02-12
JPS51135328A (en) * 1975-05-19 1976-11-24 Sanyo Electric Co Ltd Temperature compensating circuit

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4599527A (en) * 1982-09-14 1986-07-08 Societe Anonyme De Telecommunications Device for stabilizing gain of a photosensitive avalanche member

Also Published As

Publication number Publication date
JPS5752623B2 (en) 1982-11-09

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