PATENT CLAIM ANALYSIS

Application Number: 15981199
Application Type: Utility
Filing Date: 2018-05
Publication Date: 2019-04
Patent Classification: ["345", "215000"]

Abstract:
A pixel compensation circuit and a driving method thereof, and a display device. The pixel compensation circuit includes: a driving sub-circuit; a light-emitting device; an initialization sub-circuit, configured to initialize a control electrode of the driving sub-circuit; a data writing sub-circuit, configured to provide a data signal to the control electrode of the driving sub-circuit; a voltage input sub-circuit, configured to provide a signal of the first power supply terminal to the first electrode of the driving sub-circuit; a storage and voltage division sub-circuit, configured to store a voltage of the first electrode of the driving sub-circuit, and when the control electrode of the driving sub-circuit is floating, maintain stability of a voltage difference between the control electrode and the first electrode of the driving sub-circuit; and a threshold compensation sub-circuit, configured to write a threshold voltage of the driving sub-circuit into the first electrode of the driving sub-circuit.

Claim (Index 17):
A driving method of the pixel compensation circuit according to  claim 1 , comprising:\n in an initialization phase, under control of a reset signal terminal, providing a signal of a first power supply terminal to a control electrode of a driving sub-circuit by an initialization sub-circuit; under control of a light-emission control signal terminal, providing the signal of the first power supply terminal to a first electrode of the driving sub-circuit via a voltage input sub-circuit; and storing a voltage of the first electrode of the driving sub-circuit by a storage and voltage division sub-circuit; in a threshold compensation phase, under control of a compensation control signal terminal, turning on the driving sub-circuit by a threshold compensation sub-circuit to write a threshold voltage of the driving sub-circuit into the first electrode of the driving sub-circuit; and storing the voltage of the first electrode of the driving sub-circuit by the storage and voltage division sub-circuit; in a data writing phase, under control of a scan signal terminal, providing a data signal of a data signal terminal to the control electrode of the driving sub-circuit by the data writing sub-circuit; coupling a signal of the control electrode of the driving sub-circuit to the first electrode of the driving sub-circuit by the storage and voltage division sub-circuit, and dividing the voltage of the first electrode of the driving sub-circuit; and in a light emission phase, under control of a light-emission control signal terminal, providing the signal of the first power supply terminal to the first electrode of the driving sub-circuit by the voltage input sub-circuit; maintaining stability of a voltage difference between the control electrode and the first electrode of the driving sub-circuit by the storage and voltage division sub-circuit; and under combined control of the control electrode and the first electrode of the driving sub-circuit, generating a driving current by the driving sub-circuit to drive a light-emitting device to emit light.

Metadata:
- Claim Count in Document: 50.0
- Percentile: 93.0
- Lexical Diversity: 3.2549
- Patent Class: 345.0
- Transitional Phrase Type: open
- Component Type: 1
- Foreign Priority: True
- Related Applications: ['11488114', '15533478', '15776583', '15764995', '15516268']

Analysis Scores:
- 35 USC 101 Eligibility (BERT): 0.6893103140067381
- 35 USC 102 Novelty (BERT): 0.4922571370911167
- Combined Prediction Score: 0.669604996315176
- Mean Citation Score: 257.817024
- Max Citation Score: 261.7716
- Similarity Product: 212.78712975382803

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