JPS51135429A - Optical read unit - Google Patents
Optical read unitInfo
- Publication number
- JPS51135429A JPS51135429A JP50060705A JP6070575A JPS51135429A JP S51135429 A JPS51135429 A JP S51135429A JP 50060705 A JP50060705 A JP 50060705A JP 6070575 A JP6070575 A JP 6070575A JP S51135429 A JPS51135429 A JP S51135429A
- Authority
- JP
- Japan
- Prior art keywords
- read unit
- optical read
- codes
- utilization
- white
- 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.)
- Pending
Links
Abstract
PURPOSE: To provide sure read operation by obtaining a stable standard level independent of white/black length of the codes through utilization of three envelope detectors.
COPYRIGHT: (C)1976,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP50060705A JPS51135429A (en) | 1975-05-20 | 1975-05-20 | Optical read unit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP50060705A JPS51135429A (en) | 1975-05-20 | 1975-05-20 | Optical read unit |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS51135429A true JPS51135429A (en) | 1976-11-24 |
Family
ID=13149961
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP50060705A Pending JPS51135429A (en) | 1975-05-20 | 1975-05-20 | Optical read unit |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS51135429A (en) |
-
1975
- 1975-05-20 JP JP50060705A patent/JPS51135429A/en active Pending
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