PATENT CLAIM ANALYSIS

Application Number: 15766414
Application Type: Utility
Filing Date: 2018-04
Publication Date: 2018-10
Patent Classification: ["359", "630000"]

Abstract:
Provided is a head-up display device which has a virtual image plane shape becoming a part of a concave shape as viewed from the driver side. This head-up display device ( 30 ) includes: an image forming unit ( 10 ) that displays image information; and a projection optical system including an ocular optical system ( 5 ) that displays a virtual image by reflecting light emitted from the image forming unit ( 10 ). The ocular optical system ( 5 ) includes spherical lenses ( 51 ), ( 52 ), ( 53 ), and a free-form curved surface mirror ( 56 ), and is configured by arranging the spherical lenses ( 51 ), ( 52 ), ( 53 ) and the free-form curved surface mirror ( 56 ) in this order along the light emission direction.

Claim (Index 10):
The head-up display device according to  claim 7 ,\n wherein a plane of a display image projected to a virtual image plane by the ocular optical system has a plane surface shape, and the virtual image plane has a concave shape or a partial shape of the concave shape as viewed from the driver.

Metadata:
- Claim Count in Document: 17.0
- Percentile: 91.0
- Lexical Diversity: 2.17647
- Patent Class: 359.0
- Transitional Phrase Type: none
- Component Type: 0
- Foreign Priority: False
- Related Applications: ['15766398', '15768840', '15671299', '15630218', '15854318']

Analysis Scores:
- 35 USC 101 Eligibility (BERT): 0.8216167056709363
- 35 USC 102 Novelty (BERT): 0.5235102458373432
- Combined Prediction Score: 0.791806059687577
- Mean Citation Score: 243.511104
- Max Citation Score: 370.64633
- Similarity Product: 289.67684609902864

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