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US 2023/0213889 A1Published application
Holographic image sensor
AssigneeKorea Photonics Technology Institute
InventorsSeon Kyu YOON, Jin Su LEE
Life of this patent
Estimating the term…
Abstract
According to an embodiment, a holographic image sensor comprises a lens focusing object light incident from outside of the holographic image sensor to the holographic image sensor, a filter transmitting a predetermined wavelength band of light of the focused object light, a light receiving unit receiving interference light to sense a holographic image, and a reference light source directly emitting reference light having the predetermined wavelength band to the light receiving unit.
Claims12
A holographic image sensor, comprising:
- a lens focusing object light incident from outside of the holographic image sensor to the holographic image sensor;
- a filter transmitting a predetermined wavelength band of light of the focused object light;
- a light receiving unit receiving interference light to sense a holographic image;
- and
- a reference light source directly emitting reference light having the predetermined wavelength band to the light receiving unit
2 more elements
A holographic image sensor, comprising:
- a lens focusing object light incident from outside of the holographic image sensor to the holographic image sensor, a reflective coating formed on an inner surface of the lens;
- a filter transmitting a predetermined wavelength band of light of the focused object light;
- a light receiving unit receiving interference light to sense a holographic image;
- and
- a reference light source emitting reference light having the predetermined wavelength band to the lens
2 more elements
Dependencies are inferred from the claim text.