PATENT CLAIM ANALYSIS

Application Number: 15905054
Application Type: Utility
Filing Date: 2018-02
Publication Date: 2018-09
Patent Classification: ["362", "616000"]

Abstract:
Techniques related to a see-through optical system are disclosed. According to one aspect of the techniques, the optical system includes a lens unit for enlarging an image light displayed on a display panel, a horizontal light guide includes an inclined plane of a sawtooth shape to totally reflect the enlarged image light and expand an exit pupil distance along a horizontal direction, a vertical light guide placed under the horizontal light guide to totally reflect the enlarged image light transferred from the horizontal light guide to expand the exit pupil distance in a vertical direction. Optionally, a compensation prism for reflecting the image light with the exit pupil distance expanded in both horizontal and vertical directions is used.

Claim (Index 6):
The optical system according to  claim 5 , wherein the distance c does not exceed 2 mm which is the minimum size of a pupil.

Metadata:
- Claim Count in Document: 20.0
- Percentile: 88.0
- Lexical Diversity: 2.04918
- Patent Class: 362.0
- Transitional Phrase Type: none
- Component Type: 0
- Foreign Priority: True
- Related Applications: ['12782353', '15581466', '12126105', '15179365', '11293328']

Analysis Scores:
- 35 USC 101 Eligibility (BERT): 0.8573391152309422
- 35 USC 102 Novelty (BERT): 0.4881802776549704
- Combined Prediction Score: 0.8204232314733451
- Mean Citation Score: 217.856708
- Max Citation Score: 221.3593
- Similarity Product: 153.57548748064042

Labels:
- Claim Label 101: 1
- Claim Label 102: 1
- Claim Label 103: 0
- Claim Label 112: 1
- Combined Label: 1
- Label 101 Adjusted: 1

Dataset: test