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Kai Ojala

20012019
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Fingerprint Dive into the research topics where Kai Ojala is active. These topic labels come from the works of this person. Together they form a unique fingerprint.

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Optical sensors Engineering & Materials Science
Mine rescue Engineering & Materials Science
optics Physics & Astronomy
light modulators Physics & Astronomy
pilotless aircraft Physics & Astronomy
lenses Physics & Astronomy
Sensor networks Engineering & Materials Science
Telecommunication networks Engineering & Materials Science

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Research Output 2001 2019

3D Display directional backlight based on diffractive elements

Mäkinen, J-T. & Ojala, K., 21 Nov 2019, Patent No. WO2019221993 A1, 8 May 2019, Priority date 17 May 2018

Research output: Patent › Patent application

emitters
light modulators
light beams
modules
pixels

Light field image engine method and apparatus for generating projected 3D light fields

Mäkinen, J-T. & Ojala, K., 28 Feb 2019, Patent No. WO2019040484 A1, 21 Aug 2018

Research output: Patent › Patent application

engines
mirrors
projection
lenses
light modulators

Method and system for aperture expansion in light field displays

Ojala, K. & Mäkinen, J-T., 9 May 2019, IPC No. G02B 27/00 , G02B 27/22 , H04N 13/305 , H04N 13/363 , Patent No. WO2019089283 A1, 23 Oct 2018, Priority date 2 Nov 2017, Priority No. 62/580,797

Research output: Patent › Patent application

apertures
expansion
gratings
light modulators
optics

Multifocal optics for light field displays

Ojala, K. & Mäkinen, J-T., 29 Aug 2019, IPC No. H04N 13/307 , G02B 27/22, G02B 27/00 , G02B 27/01 , Patent No. WO2019164745 A1, 14 Feb 2019, Priority date 20 Feb 2018, Priority No. 62/633,047

Research output: Patent › Patent application

optics
lenses
light modulators
display devices
pixels

Method and apparatus for measuring the height of a surface

Ojala, K., 6 Sep 2018, IPC No. G01B 11/24, G01B11/06, G02B13/22, G02B27/42, Patent No. US2018252516 A, 6 Sep 2018, Priority date 22 Sep 2015, Priority No. FI20150005675 20150922

Research output: Patent › Patent application

illuminating
sensors
optics
light beams