Holographic display simulation device and method

Patent metadata

Field	Value
Publication number	US-2022229953-A1
Application number	US-202117543480-A
Country	US
Kind code	A1
Filing date	Dec 6, 2021
Priority date	Jan 20, 2021
Publication date	Jul 21, 2022
Grant date	—

Abstract

A holographic display simulation device and a holographic display simulation method are provided. A holographic display simulation device includes a processor; and a memory including one or more instructions, wherein the one or more instructions are executed by the processor, and a holographic display is simulated by using at least one of a light source part model, a spatial light modulator model, and a display optical system model that respectively model a light source part, a spatial light modulator, and a display optical system of the holographic display.

First claim

What is claimed is:

1 . A holographic display simulation device, comprising:
a processor; and a memory including one or more instructions, wherein the one or more instructions are executed by the processor, and a holographic display is simulated by using at least one of a light source part model, a spatial light modulator model, and a display optical system model that respectively model a light source part, a spatial light modulator, and a display optical system of the holographic display.

2 . The holographic display simulation device of claim 1 , wherein
the processor inputs first format data to the light source part model to obtain a first output wave field as a result of partial coherence simulation for the light source part.

3 . The holographic display simulation device of claim 2 , wherein
in the first format data, temporal partial coherence type information is included as an XML schema to define the light source part model.

4 . The holographic display simulation device of claim 2 , wherein
in the first format data, spatial partial coherence type information is included as an XML schema to define the light source part model.

5 . The holographic display simulation device of claim 2 , wherein
the first output wave field is provided to the spatial light modulator model.

6 . The holographic display simulation device of claim 1 , wherein
the processor inputs second format data to the spatial light modulator model to obtain a second output wave field as a result of simulation for the spatial light modulator.

7 . The holographic display simulation device of claim 6 , wherein
in the second format data, holographic data type information is included as an XML schema to define the spatial light modulator model.

8 . The holographic display simulation device of claim 6 , wherein
the second output wave field is provided to the display optical system model.

9 . The holographic display simulation device of claim 1 , wherein
the display optical system model includes a wavefront aberration model and a cascaded propagation model, and the processor inputs third format data to the wavefront aberration model to obtain a third output wave field as a result of simulation for a wavefront aberration of the holographic display.

10 . The holographic display simulation device of claim 9 , wherein
in the third format data, wavefront aberration type information is included as an XML schema to define the wavefront aberration model.

11 . The holographic display simulation device of claim 9 , wherein
the third output wave field is provided to the cascaded propagation model.

12 . The holographic display simulation device of claim 9 , wherein
the processor inputs fourth format data to the cascaded propagation model to obtain a fourth output wave field as a result of simulation for cascaded propagation of the holographic display.

13 . The holographic display simulation device of claim 12 , wherein
in the fourth format data, cascaded propagation type information is included as an XML schema to define the cascaded propagation model.

14 . The holographic display simulation device of claim 1 , further comprising
a storage device storing a model library including at least one of the light source part model, the spatial light modulator model, and the display optical system model.

15 . A holographic display simulation method, comprising:
being provided with at least one of a light source part model, a spatial light modulator model, and a display optical system model that respectively model a light source part, a spatial light modulator, and a display optical system of a holographic display; simulating the holographic display by using at least one of the light source part model, the spatial light modulator model, and the display optical system model; and obtaining a wave field as a result of the simulating.

16 . The holographic display simulation method of claim 15 , wherein
the simulating includes inputting first format data to the light source part model and performing a partial coherence simulation for the light source part.

17 . The holographic display simulation method of claim 15 , wherein
the simulating includes inputting second format data to the spatial light modulator model and performing a simulation for the spatial light modulator.

18 . The holographic display simulation method of claim 15 , wherein
the display optical system model includes a wavefront aberration model and a cascaded propagation model, and the simulating includes inputting third format data to the wavefront aberration model and performing a simulation for a wavefront aberration of the holographic display.

19 . The holographic display simulation method of claim 18 , wherein
the simulating includes inputting fourth format data to the cascaded propagation model and performing a simulation for cascaded propagation of the holographic display.

20 . The holographic display simulation method of claim 15 , further comprising
accessing a model library including at least one of the light source part model, the spatial light modulator model, and the display optical system model from a storage device.

Assignees

• Electronics & Telecommunications Res Inst

Inventors

• Nam Jeho
• Park Min-Sik
• Shin Seung Hyup

Classifications

• G03H1/268

  Holographic stereogram · CPC title

• G03H1/04 Primary

  Processes or apparatus for producing holograms (G03H1/26 takes precedence) · CPC title

• G03H1/0891

  Processes or apparatus adapted to convert digital holographic data into a hologram (G03H1/2294 takes precedence) · CPC title

• G06F30/20 Primary

  Design optimisation, verification or simulation (optimisation, verification or simulation of circuit designs G06F30/30) · CPC title

• G03H2240/62

  Sampling aspect applied to sensor or display · CPC title