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 1):
A pixel compensation circuit, comprising: an initialization sub-circuit, a data writing sub-circuit, a threshold compensation sub-circuit, a voltage input sub-circuit, a storage and voltage division sub-circuit, a driving sub-circuit and a light-emitting device; wherein:\n the initialization sub-circuit is respectively connected with a reset signal terminal, a first power supply terminal and a control electrode of the driving sub-circuit, and is configured to provide a signal of the first power supply terminal to the control electrode of the driving sub-circuit under control of the reset signal terminal; the data writing sub-circuit is respectively connected with a scan signal terminal, a data signal terminal and the control electrode of the driving sub-circuit, and is configured to provide a data signal of the data signal terminal to the control electrode of the driving sub-circuit under control of the scan signal terminal; the voltage input sub-circuit is respectively connected with a light-emission control signal terminal, the first power supply terminal and a first electrode of the driving sub-circuit, and is configured to provide the signal of the first power supply terminal to the first electrode of the driving sub-circuit under control of the light-emission control signal terminal; the storage and voltage division sub-circuit is respectively connected with the control electrode of the driving sub-circuit, the first electrode of the driving sub-circuit and a reference voltage signal terminal, and is configured to: store a voltage of the first electrode of the driving sub-circuit; when the first electrode of the driving sub-circuit is floating, couple a voltage of the control electrode of the driving sub-circuit to the first electrode of the driving sub-circuit, and divide 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; the threshold compensation sub-circuit is respectively connected with a compensation control signal terminal, the reference voltage signal terminal, the control electrode of the driving sub-circuit, a second electrode of the driving sub-circuit and a first terminal of the light-emitting device, and is configured to turn on the driving sub-circuit to write a threshold voltage of the driving sub-circuit into the first electrode of the driving sub-circuit under control of the compensation control signal terminal; and the first terminal of the light-emitting device is connected with the second electrode of the driving sub-circuit, and a second terminal of the light-emitting device is connected with a second power supply terminal.

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): 0.6900954024810763
- 35 USC 102 Novelty (BERT): 0.4878858965912746
- Combined Prediction Score: 0.6698744518920962
- Mean Citation Score: 257.817024
- Max Citation Score: 261.7716
- Similarity Product: 226.1649732434749

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