JPS5521283B2 - - Google Patents

Info

Publication number
JPS5521283B2
JPS5521283B2 JP4390874A JP4390874A JPS5521283B2 JP S5521283 B2 JPS5521283 B2 JP S5521283B2 JP 4390874 A JP4390874 A JP 4390874A JP 4390874 A JP4390874 A JP 4390874A JP S5521283 B2 JPS5521283 B2 JP S5521283B2
Authority
JP
Japan
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.)
Expired
Application number
JP4390874A
Other languages
Japanese (ja)
Other versions
JPS50137754A (enrdf_load_stackoverflow
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 filed Critical
Priority to JP4390874A priority Critical patent/JPS5521283B2/ja
Publication of JPS50137754A publication Critical patent/JPS50137754A/ja
Priority to US05/746,830 priority patent/US4113353A/en
Publication of JPS5521283B2 publication Critical patent/JPS5521283B2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Optical Integrated Circuits (AREA)
  • Image Input (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Light Guides In General And Applications Therefor (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
JP4390874A 1974-04-20 1974-04-20 Expired JPS5521283B2 (enrdf_load_stackoverflow)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP4390874A JPS5521283B2 (enrdf_load_stackoverflow) 1974-04-20 1974-04-20
US05/746,830 US4113353A (en) 1974-04-20 1976-12-02 Information processing optical device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4390874A JPS5521283B2 (enrdf_load_stackoverflow) 1974-04-20 1974-04-20

Publications (2)

Publication Number Publication Date
JPS50137754A JPS50137754A (enrdf_load_stackoverflow) 1975-11-01
JPS5521283B2 true JPS5521283B2 (enrdf_load_stackoverflow) 1980-06-09

Family

ID=12676802

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4390874A Expired JPS5521283B2 (enrdf_load_stackoverflow) 1974-04-20 1974-04-20

Country Status (1)

Country Link
JP (1) JPS5521283B2 (enrdf_load_stackoverflow)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5549091A (en) * 1978-10-04 1980-04-08 Hitachi Ltd Information coding circuit
JPS5581309A (en) * 1978-12-15 1980-06-19 Matsushita Electric Ind Co Ltd Input device
JPS55146579A (en) * 1979-04-28 1980-11-14 Sumitomo Electric Ind Ltd Tablet for character and graphic form input unit
JPS59127142A (ja) * 1983-01-11 1984-07-21 Nec Corp 光方式タツチ・センサ
JP2571694B2 (ja) * 1987-08-21 1997-01-16 大成建設 株式会社 レベル測量用スタッフの光ファイバを利用した受光位置検出装置
JP4412665B2 (ja) * 2005-06-14 2010-02-10 日本電信電話株式会社 可変型光合分波器
GB2459702B (en) * 2008-05-01 2012-07-11 Peter Richard Nelson Waveguide structure for use in a position sensor, a position sensor and position measurement system

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3256767A (en) * 1963-02-04 1966-06-21 Optics Technology Inc Fibre optics code apparatus
US3609759A (en) * 1969-12-31 1971-09-28 Emerson Electric Co Photoelectric keyboard encoder

Also Published As

Publication number Publication date
JPS50137754A (enrdf_load_stackoverflow) 1975-11-01

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