PATENT CLAIM ANALYSIS

Application Number: 15911169
Application Type: Utility
Filing Date: 2018-03
Publication Date: 2018-07
Patent Classification: ["381", "094300"]

Abstract:
A howling suppression device is provided, including: a plurality of filters in which a passband and a stopband are arranged alternately on a frequency axis; and a gain control unit which temporally varies an output gain of each of the plurality of filters and sums signals thus varied to output, wherein each of the plurality of filters has a passband in at least part of a stopband of another filter.

Claim (Index 11):
The howling suppression device according to  claim 1 , wherein\n the sound signal is a signal based on speech of a living body, and when speech of the living body is detected, the sound detector reduces attenuation amounts of the first comb filter and the second comb filter in the adjustment band in a frequency band corresponding to a voice print of the living body.

Metadata:
- Claim Count in Document: 13.0
- Percentile: 90.0
- Lexical Diversity: 1.59574
- Patent Class: 381.0
- Transitional Phrase Type: none
- Component Type: 0
- Foreign Priority: True
- Related Applications: ['12866090', '13817149', '12247747', '13383871', '13819778']

Analysis Scores:
- 35 USC 101 Eligibility (BERT): 0.704621102823227
- 35 USC 102 Novelty (BERT): 0.4749480399589726
- Combined Prediction Score: 0.6816537965368016
- Mean Citation Score: 169.189842
- Max Citation Score: 172.85715
- Similarity Product: 129.76578865512906

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