PATENT CLAIM ANALYSIS

Application Number: 15912600
Application Type: Utility
Filing Date: 2018-03
Publication Date: 2019-03
Patent Classification: ["257", "140000"]

Abstract:
A semiconductor device according to an embodiment includes a first diode portion including a first trench extending in a first direction, and a first trench electrode; a second diode portion adjacent to the first diode portion in the first direction and includes a second trench extending in the first direction, and a second trench electrode and of which the width in the first direction is greater than the width of the first diode portion in a second direction perpendicular to the first direction; and a first IGBT portion adjacent to the first diode portion in the second direction and is adjacent to the second diode portion in the first direction and includes a third trench extending in the first direction, and a first gate electrode.

Claim (Index 1):
A semiconductor device comprising:\n a first diode portion; a second diode portion; and a first IGBT portion, wherein the first diode portion includes: a first anode region of a first conductivity type provided in a semiconductor layer having a first plane and a second plane; a first cathode region of a second conductivity type provided between the first anode region and the second plane; a drift region of the second conductivity type provided between the first anode region and the first cathode region, the drift region having a lower second-conductivity-type impurity concentration than the first cathode region; a first trench provided in the semiconductor layer, the first trench extending in a first direction; a first trench insulating film provided in the first trench; and a first trench electrode provided on the first trench insulating film in the first trench, the first trench electrode being electrically connected to the first anode region, the second diode portion includes: a second anode region of the first conductivity type provided in the semiconductor layer; a second cathode region of the second conductivity type provided between the second anode region and the second plane; the drift region provided between the second anode region and the second cathode region; a second trench provided in the semiconductor layer, the second trench extending in the first direction; and a second trench insulating film provided in the second trench; and a second trench electrode provided on the second trench insulating film in the second trench, the second trench electrode being electrically connected to the second anode region, a width of the second diode portion in the first direction is greater than a width of the first diode portion in a second direction perpendicular to the first direction, the second diode portion is provided so as to be adjacent to the first diode portion in the first direction, the first IGBT portion includes: a first emitter region of the second conductivity type provided in the semiconductor layer; a first collector region of the first conductivity type provided between the first emitter region and the second plane; the drift region provided between the first emitter region and the first collector region; a first base region of the first conductivity type provided between the first emitter region and the drift region; a third trench provided in the semiconductor layer, the third trench extending in the first direction; a first gate insulating film provided in the third trench; and a first gate electrode provided on the first gate insulating film in the third trench, the first IGBT portion is provided so as to be adjacent to the first diode portion in the second direction, and the first IGBT portion is provided so as to be adjacent to the second diode portion in the first direction.

Metadata:
- Claim Count in Document: 23.0
- Percentile: 90.0
- Lexical Diversity: 3.74286
- Patent Class: 257.0
- Transitional Phrase Type: open
- Component Type: 1
- Foreign Priority: True
- Related Applications: ['13205845', '14882427', '14356984', '14373992', '15791760']

Analysis Scores:
- 35 USC 101 Eligibility (BERT): 0.9216188535138186
- 35 USC 102 Novelty (BERT): 0.4893563999081369
- Combined Prediction Score: 0.8783926081532505
- Mean Citation Score: 251.19930200000005
- Max Citation Score: 262.1507
- Similarity Product: 227.12467981133457

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