PATENT CLAIM ANALYSIS

Application Number: 16129081
Application Type: Utility
Filing Date: 2018-09
Publication Date: 2019-01
Patent Classification: ["704", "250000"]

Abstract:
Disclosed are various embodiments for detecting replay attacks in voice-based authentication systems. In one embodiment, audio is captured via an audio input device. It is then verified that the audio includes a voice authentication factor spoken by a user. The audio is then compared with stored audio spoken by the user. If it is determined that an exact copy of the voice authentication factor is in the stored audio, one or more actions may be performed.

Claim (Index 19):
The system of  claim 15 , wherein the signal comprises a previous watermark signal.

Metadata:
- Claim Count in Document: 50.0
- Percentile: 97.0
- Lexical Diversity: 1.59615
- Patent Class: 704.0
- Transitional Phrase Type: none
- Component Type: 0
- Foreign Priority: False
- Related Applications: ['15241900', '15665327', '15382889', '15382935', '15118497']

Analysis Scores:
- 35 USC 101 Eligibility (BERT): 0.2635816678673413
- 35 USC 102 Novelty (BERT): 0.4946204436592622
- Combined Prediction Score: 0.2866855454465334
- Mean Citation Score: 145.93318
- Max Citation Score: 221.7684
- Similarity Product: 154.92202305021289

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

Dataset: test