FR2365807B1 - - Google Patents
Info
- Publication number
- FR2365807B1 FR2365807B1 FR7729062A FR7729062A FR2365807B1 FR 2365807 B1 FR2365807 B1 FR 2365807B1 FR 7729062 A FR7729062 A FR 7729062A FR 7729062 A FR7729062 A FR 7729062A FR 2365807 B1 FR2365807 B1 FR 2365807B1
- Authority
- FR
- France
- 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
Links
Classifications
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G15/00—Apparatus for electrographic processes using a charge pattern
- G03G15/60—Apparatus which relate to the handling of originals
- G03G15/607—Apparatus which relate to the handling of originals for detecting size, presence or position of original
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V8/00—Prospecting or detecting by optical means
- G01V8/10—Detecting, e.g. by using light barriers
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V8/00—Prospecting or detecting by optical means
- G01V8/10—Detecting, e.g. by using light barriers
- G01V8/12—Detecting, e.g. by using light barriers using one transmitter and one receiver
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/10—Beam splitting or combining systems
- G02B27/12—Beam splitting or combining systems operating by refraction only
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/26—Optical coupling means
- G02B6/28—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals
- G02B6/2804—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals forming multipart couplers without wavelength selective elements, e.g. "T" couplers, star couplers
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/42—Coupling light guides with opto-electronic elements
- G02B6/4201—Packages, e.g. shape, construction, internal or external details
- G02B6/4204—Packages, e.g. shape, construction, internal or external details the coupling comprising intermediate optical elements, e.g. lenses, holograms
- G02B6/4206—Optical features
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/42—Coupling light guides with opto-electronic elements
- G02B6/4201—Packages, e.g. shape, construction, internal or external details
- G02B6/4204—Packages, e.g. shape, construction, internal or external details the coupling comprising intermediate optical elements, e.g. lenses, holograms
- G02B6/4212—Packages, e.g. shape, construction, internal or external details the coupling comprising intermediate optical elements, e.g. lenses, holograms the intermediate optical element being a coupling medium interposed therebetween, e.g. epoxy resin, refractive index matching material, index grease, matching liquid or gel
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geophysics (AREA)
- Geophysics And Detection Of Objects (AREA)
- Length Measuring Devices By Optical Means (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP51116258A JPS6018020B2 (ja) | 1976-09-28 | 1976-09-28 | 移動物体の検出装置 |
| JP10030077A JPS5434262A (en) | 1977-08-22 | 1977-08-22 | Detector of moving objects |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2365807A1 FR2365807A1 (fr) | 1978-04-21 |
| FR2365807B1 true FR2365807B1 (enExample) | 1982-12-03 |
Family
ID=26441354
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7729062A Granted FR2365807A1 (fr) | 1976-09-28 | 1977-09-27 | Dispositif de detection d'un objet mobile |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US4175231A (enExample) |
| FR (1) | FR2365807A1 (enExample) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1131031A (en) * | 1979-02-06 | 1982-09-07 | Homer D. F. Peters | Hot gob detector for a glassware forming machine |
| JPS60119166A (ja) * | 1983-12-01 | 1985-06-26 | Fuji Photo Film Co Ltd | 光検出装置 |
| CA1211550A (en) * | 1984-03-22 | 1986-09-16 | Northern Telecom Limited | Electronic apparatus with circuit cards and signals optically coupled therebetween |
| CA1310186C (en) * | 1988-03-31 | 1992-11-17 | Frederick Dimmick | Display sign |
| DE19739771A1 (de) * | 1997-09-10 | 1999-03-11 | Siemens Nixdorf Inf Syst | Anordnung zum Erkennen von vor einem Bedienelement eines Gerätes angebrachten Gegenständen |
| DE10016349B4 (de) * | 2000-04-03 | 2007-09-27 | Sensopart Industriesensorik Gmbh | Verfahren und Anordnung zum Detektieren und/oder Erkennen eines Objektes |
| US7679221B2 (en) * | 2004-02-02 | 2010-03-16 | Botem Electronic Co., Ltd. | Power saving switch |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2275602A (en) * | 1938-10-03 | 1942-03-10 | Alncin Inc | Light diffusing lens |
| US2883649A (en) * | 1955-07-26 | 1959-04-21 | Exxon Research Engineering Co | Galvanometer digitizer |
| DE1300434B (de) * | 1967-01-12 | 1969-07-31 | Elbe Kamera Gmbh | Lichtstrahlenleitkoerper mit sammelnder bzw. aperturerhoehender Wirkung |
| DE1278133B (de) * | 1967-03-10 | 1968-09-19 | Leitz Ernst Gmbh | Optische Anordnung fuer Spaltsensoren |
| DE1673922A1 (de) * | 1967-08-03 | 1971-06-16 | Leitz Ernst Gmbh | Einrichtung zum Messen des Einfallwinkels eines Lichtbuendels |
-
1977
- 1977-09-15 US US05/833,707 patent/US4175231A/en not_active Expired - Lifetime
- 1977-09-27 FR FR7729062A patent/FR2365807A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| US4175231A (en) | 1979-11-20 |
| FR2365807A1 (fr) | 1978-04-21 |