PATENT CLAIM ANALYSIS

Application Number: 15741792
Application Type: Utility
Filing Date: 2018-01
Publication Date: 2018-07
Patent Classification: ["381", "123000"]

Abstract:
An acoustic transducer including a transducer including a first rigid conductive grid, a second rigid conductive grid, and an elastic conductive diaphragm located between the first rigid conductive grid and the second rigid conductive grid, a power supply having an input voltage VCC and providing a first LOW VCC supply voltage, and a second inverted voltage, a driving circuit operating the transducer as an electrostatic speaker, a buffer circuit operating the transducer as an electrostatic microphone, a switch selecting between electrostatic speaker and a microphone, a main supply input, a signal input, and an output.

Claim (Index 15):
The acoustic transducer according to  claim 1 , comprising a first buffer and a second buffer, wherein each buffer comprises a MOSFET or a JFET transistor,\n wherein the first buffer comprises:\n a bias resistor connected with its first node to the gate of the first buffer transistor; \n the first buffer transistor source, connected to a first pin of a source resistor, having the second pin of the source resistor connected to ground; \n the first buffer drain pin connected to the first pin of a first drain resistor, and the second pin of the first drain resistor connected to the switching power supply low voltage; \n a coupling capacitor connected with its first pin to the first conductive grid and its second pin connected to the first buffer transistor gate pin; \n a source capacitance connected in parallel to the source resistor; \n a first comparator or OP amplifier, comprising 5 pins, wherein:\n a first pin \u201c+:\u201d pin connected to a reference voltage first node, where the second node of the reference voltage is connected to the ground; \n a second pin \u201c\u2212\u201d connected to the first buffer transistor source pin through a first bi-directional noise blocking filter; \n a third pin, connected to the main supply; \n a fourth pin connected to the inverted supply; and \n a fifth (output) pin connected to an input of a first noise blocking filter, having its output connected to a first pin of a first feedback resistor connected with its second pin to a second pin of a bias resistor and a first pin of a capacitor having it second pin connected to the ground; and \n \n a first output node connected to the drain of the first buffer transistor; and \n wherein the second buffer comprises:\n a bias resistor connected with its first node to the gate of the second buffer transistor; \n a second buffer transistor source connected to a first pin of a source resistor, having the second pin of the source resistor connected to ground; \n a second buffer drain pin connected to the first pin of a second drain resistor and the second pin of the second drain resistor connected to the switching power supply low voltage; \n a coupling capacitor connected with its first pin to the second conductive grid and it second pin connected to the second buffer transistor gate pin; \n a source capacitance connected in parallel to the source resistor; \n a second comparator or OP amplifier, having 5 pins:\n a first pin \u201c+:\u201d pin connected to a reference voltage first node, wherein the second node of the reference voltage is connected to the ground; \n a second pin \u201c\u2212\u201d connected to the second buffer transistor source pin through a second bi-directional noise blocking filter; \n a third pin, connected to the main supply; \n a fourth pin connected to the inverted supply; and \n a fifth pin, which is the output, is connected to an input of a second noise blocking filter, having its output connected to a first pin of a second feedback resistor, which is connected with its second pin to the second pin of the bias resistor, and a first pin of a capacitor having its second pin connected to the ground; and \n \n a second output node connected to the transistor drain of the second buffer transistor.

Metadata:
- Claim Count in Document: 26.0
- Percentile: 86.0
- Lexical Diversity: 2.58537
- Patent Class: 381.0
- Transitional Phrase Type: open
- Component Type: 1
- Foreign Priority: False
- Related Applications: ['15107110', '14700666', '15087630', '12826210', '15730836']

Analysis Scores:
- 35 USC 101 Eligibility (BERT): 0.674974870767583
- 35 USC 102 Novelty (BERT): 0.4745639558053327
- Combined Prediction Score: 0.654933779271358
- Mean Citation Score: 164.62037800000004
- Max Citation Score: 208.4117
- Similarity Product: 171.80960090087655

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

Dataset: test