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Success Stories | Synopsys
Success Stories
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Table of Contents

?? ??? ??? ?????? ??? ???????.

 

XR (?? ??) ? ?? ??? ?? ??? ???? ??? ??? ????? ??? ?? ??? ???? ????. XR ??? ?? ?? (AR), ?? ?? (MR), ?? ?? (VR)? ????, ???? ?? ??? ???? ? ??? ?? ??? ???? ??? ? ????. ??? ???? ?? XR ??????? ???, ?? ?? ,??, ??, ??, ??, ??, ?????? ? ??? ??? ???? ????. ? ?????? XR ????? ??? ?? ?? ???? ???? ??? ???? ??????? ?? ????? ??? ??? ?? Synopsys Optical 91³Ô¹ÏÍø ??? ??? ???????.

Extended Reality (XR) Combines Physical and Virtual Worlds

?? ??(XR)? ?? ??? ??? ?? ??? ?????

??? ????? (HUD), ?? ??? ????? (HMD), ??? ??? ?? ????? ??? ??? ??? ?? ??? ???? XR ??? ? ? ??? ?????. AR? ?? ??? ?? ??? ???? ???? ?? ??? ??? ???? ???? ? ? ??? ???. ?? ???? ?? ? ?? ??? ???? ???? HUD?? ??? ??? ???? ??? ???. MR? ?? ??? ?? ??? ??? ?? ?? ???? ??? ?? ? ????? ???? ??? ??? ??? ?? ??? ??? ? ??? ????. VR? ??? ??? ???? ?? ??? ??? ???? ? ??? ??? ??? ? ??? ????. XR? AR, VR, MR ? ?? ??? ?? ??? ????? ????? ?? ??? ??? ?????. 

Figure 1: XR continuum from AR through MR to VR | Synopsys

Figure 1: AR???? MR, VR ??? ? ??? ??? ???? XR

XR Applications Expand as Technology Advances

?? ??? ?? XR ?????? ??

AR? ?? ??? ?????? ? ??? ?? ??? ?????? ?? ?? ?????????. ??? ???? ??? ???? ?? ?? ??????? ????? ??? ?? ???????. ?? ??? ?? ???? ????? CAGR (?? ?? ???) 25~30%? ??? ??? ?????. ?? ?? ??? ????? ????? ???? ??? ??, ??, ?? ???? ??? ????.

Figure 2: Examples of wearable XR displays | Synopsys

Figure 2: ???? XR ????? ??

Key Optical System in XR Devices: Combiner Optics

XR ????? ?? ??: Combiner Optics

Combiner Optics ? XR ????? ?? ?? ?????. ??? ?? ????? ?? ??? ??? ??? ???? ???? ?? ??? ??? ??? ???? ? ? ??? ???. XR ????? Combiner Optics?? Refractive/Reflective Combiner? Waveguide Combiner? ????, ??? ??? ??????? ??? ?????.

Figure 3: Combiner Optics for XR Devices | Synopsys

Figure 3: XR ???? ??? ??? Combiner Optics

Synopsys? ?? ???? ????? ??? ? ???? ???? ????. ???? ??? ?????? CODE V, ?? ?? ? ??? ??????? ?? LightTools, ?? ? ?? ??? ???? ??? ?? RSoft Photonic Device Tools? ?????. ??? ???? ?? ????? ? ??? ????? ?? ????.

Refractive/Reflective Combiners

??/?? Combiner

CODE V??? ??? ??

XR ????? ??? ???? ?????? ??? ???? ???? ??? ??? ? ?? ?? ???? ??? ??? ?????. CODE V ? ??? ??? ?? ??? ??? ???? ???? ????? ?? ?????. ?? ?????? ????? ???? ????? ????? ????? ??? ???? ??? ?????. 

  • Freeform Prism AR
  • Birdbath AR
  • Pancake VR
Figure 4: Sequential models optimized in reverse orientation in CODE V. Only display path considered | Synopsys

Figure 4: CODE V?? ????? ???? ?? ??, ????? ?? ???

RMS ?? ?? ? ?? MTF? ?? ?? ?? ?? ??? ??? ???? ????? ?? ??? ??? ?????. ? ?? ?? ??? CODE V? ?? ???? ?? ???? ?? 2?? ?? ??? ??? ????? ?? 2D ??? ????????. ? ??????? ?? ? ?? ??? ???? ?? ??? ??? ?????.

LightTools??? ??? ?? ? ??

CODE V?? ??? ???? ??? ? ?? ???? ??? ?? ??? ?? (OSF)? LightTools? ???? ?? ??? ?????. LightTools?? ???? ??, ??? ? ??? ?? ?? ?? (BSDF)? ?? ?? ?? ??? ??? ??? ? ????. ?? ??? ?? ?? ??? RSoft ?? ????? ??, ??? ? ??? ??? ??? ??? ? ???, LightTools?? ???? ?? ? ??? ???? ?? ???? BSDF ?? ????? ????.

LightTools? ?????? ?? ??? ????? ???? ?????. ??, ?? ??? ????. LightTools? ??? ??? ???? ???? ? ??? ???. 

Figure 5: LightTools shows the combination of scene and display, including stray light effects, as shown here for a birdbath MR system | Synopsys

Figure 5: LightTools? Birdbath MR ???? ??? ?? ?? ?? ??? ???? ??? ?????? ??? ?????

??? ?? ??? LightTools? ???? ??? ? ? ????. Pancake VR ???? ???? ??? ?? ??? ?? ???? ?? ?? ?????. 

Figure 6: LightTools also allows optimization of the system, as shown here for a pancake VR system | Synopsys

Figure 6: LightTools? ?? Pancake VR ???? ?? ???? ??? ???.

Pancake VR ???? Eyebox ???? ?? ??? ?? ??? ????? ???? ?????.

Figure 7: Simulated performance of pancake VR system at various positions in eyebox | Synopsys

Figure 7: Eyebox? ??? ???? ??? Pancake VR ???? ?? ????? ??

LightTools ?????? ?? ??? ?? ?? ??? ???? ??? ??? ?????. ?? LightTools? ??? ???? ???? ? ??? ?? ?? ??? ??? ??????.

Waveguide AR Design

Waveguide AR ??

Waveguide AR Overview

Waveguide AR ??

Waveguide AR ??? ??? ?? ? ??? ???? ???? ?? ???? ??? ???? ????. ??? Waveguide? ?? ???? ?? ??? ???? ??? ?? ?? ??? ?????.

Synopsys? Waveguide AR ?? ???? ?? ??? ?? ???? ?????. ?? ????? RSoft? DiffractMOD RCWA ? FullWAVE FDTD? ???? ??? ??? ????, ??? ?? ?? ??? (BSDF)? ???? RSoft ????? ???? ??? ????, LightTools?? ???? BSDF ??? ???? ?? ?? ???? ????? ??? ?????. 

Figure 8: A waveguide AR Design flow that uses RSoft tools and LightTools | Synopsys

Figure 8: RSoft? LightTools? ??? Waveguide AR ?? ???

Types of Gratings Used in Waveguide AR Designs

Waveguide AR ??? ??? ??? ??
  • Surface Relief Gratings (SRG): SRG? ????? AR Glass? ?????. SRG? ?? ?? ???? ?? 1? ???? ??? ? ?? ??? ??? ???? ?? ????. ??? ??? RGB ?? ?? ?? ?? ??? ??? FOV? ?? ? ????. 
Surface Relief Gratings (SRG) | Synopsys

  • Holographic Volume Grating (HVG): ????? ??? ??? ???? ??? ? ??? ??? ??? ?? ??? ?????. ??? ??? ??? ??? FOV? ?????. 
Holographic Volume Grating (HVG) | Synopsys

  • Polarization Volume Gratings (PVG): ?? ??? ???? ?? PVG? ?? ?? ????? ?? 1? ?? ??? ?????. ? ??? ?? ??? ?? ?? ??? ??? ? ?? ??? ?????. RSoft CAD ????? ???? ?? ??? PVG? ?? ???? ? ??? ????? ?? ??? ??? ?? ???? ?? ??? ???? ??? ?????. 
Polarization Volume Gratings (PVG) | Synopsys

Modeling the AR Glasses System Layout in LightTools

LightTools? AR Glass ??? ????

???? LightTools?? Waveguide AR ???? ?????. LightTools? SRG AR Glass ??? ???? (Figure 9)?? ???? ?? ? ????? ??? ?? ?? ???? BSDF ?? ??? ???? ????. ??? ??? ????? ???? ??? ????? ?? ??? ?????. 

Figure 9: SRG AR Glasses System layout in LightTools | Synopsys

Figure 9: LightTools? SRG AR Glass ??? ????

HVG? ??? ??, Figure 10? ?? ??? ? ?? ??? ??? LightTools? ?????. HVG AR Glass ?????? ??? ?? ??? ??? ?????.

Figure 10: HVG AR glasses system simulation test bench in LightTools | Synopsys

Figure 10: LightTools? HVG AR Glass ??? ????? ??? ??

Conclusion

??

?? ?? (XR)? ?? ?? ??? ?? ??? ??????? ??? ? ?? ???? ?????. Combiner Optics? ????? ??? ???? ???? ?? ?? ??? ???? ?? ? ??? ??? ???. 

Synopsys ?? ???? XR ???? ???? ????? ????? ?? CODE V, LightTools ? RSoft? ??? ??? ????? ?? ?????. ???? ??? ??? ???? ??? ?? ??? ??? ??? ???? ??? XR Glass ? ?? ????? ??? ? ????.

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