PATENT CLAIM ANALYSIS

Application Number: 16045207
Application Type: Utility
Filing Date: 2018-07
Publication Date: 2019-12
Patent Classification: ["315", "127000"]

Abstract:
An LED drive circuit with leakage protection and ballast includes a first filtering circuit, a rectifying circuit, a power module, a second filtering circuit, a compatibility and leakage protection circuit and a LED load, the input of the first filtering circuit is connected to a power input, the output of the first filtering circuit is connected to the input of the rectifying circuit, the output of the rectifying circuit is connected to the input of the second filtering circuit, the output of the second filtering circuit is connected to the input of the power module, the output of the power module is connected to the LED load, the input of the compatibility and leakage protection circuit is connected to the input of the rectifying circuit and the input of the second filtering circuit, and the output of the compatibility and leakage protection circuit is connected to the rectifying circuit output.

Claim (Index 1):
A light emitting diode (LED) drive circuit with leakage protection and ballast compatibility, comprising: a first filtering circuit, a rectifying circuit, a power module, a second filtering circuit, a compatibility and leakage protection circuit and a LED load, an input of the first filtering circuit is connected to an input power, an output of the first filtering circuit is connected to an input of the rectifying circuit, an output of the rectifying circuit is connected to an input of the second filtering circuit, an output of the second filtering circuit is connected to an input of the power module, an output of the power module is connected to the LED load, an input of the compatibility and leakage protection circuit is connected to the input of the rectifying circuit and the input of the second filtering circuit, and an output of the compatibility and leakage protection circuit is connected to the output of the rectifying circuit, wherein:\n the compatibility and leakage protection circuit comprises a main control chip, a first connector, a second connector, a third connector and a fourth connector, the main control chip comprises a first pin and a second pin, the first pin of the main control chip is connected to the second connector by a first diode and a second diode, the second pin of the main control chip is connected to a positive pole of the first diode by a first resistor, the rectifying circuit is a rectifier bridge, the rectifier bridge comprises a first rectifying input, a second rectifying input, a first rectifying output and a second rectifying output, the second connector is connected to the first rectifying input to detect a waveform and a frequency of a voltage of the first rectifying input, the main control chip further comprises a seventh pin and an eighth pin, the eighth pin of the main control chip is connected to the first connector by a third diode, a second resistor and a third resistor, the seventh pin of the main control chip is connected to the eighth pin of the main control chip by a first capacitor, the first connector is connected to the second rectifying input to detect a waveform and a frequency of a voltage of the second rectifying input, and the main control chip compares the waveform and the frequency of the voltage of the first rectifying input and the waveform and the frequency of the voltage of the second rectifying input with a preset value to judge a type of the input power so as to determine whether to connect a current of the third connector and the fourth connector.

Metadata:
- Claim Count in Document: 21.0
- Percentile: 95.0
- Lexical Diversity: 5.78571
- Patent Class: 315.0
- Transitional Phrase Type: open
- Component Type: 1
- Foreign Priority: True
- Related Applications: ['15112420', '11271875', '16024880', '15821178', '15616426']

Analysis Scores:
- 35 USC 101 Eligibility (BERT): 0.7260019854144816
- 35 USC 102 Novelty (BERT): 0.4887097373720575
- Combined Prediction Score: 0.7022727606102391
- Mean Citation Score: 231.6948
- Max Citation Score: 248.37962
- Similarity Product: 207.2913466990471

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