研究目的
Investigating the development of an accurate current scaling circuit for OLED or LED microdisplay driving circuits to improve luminance uniformity.
研究成果
The proposed accurate current scaling circuit significantly reduces the deviation error of current scaling ratio compared to conventional circuits, promising improved luminance uniformity in OLED/LED microdisplays.
研究不足
The study is based on simulation results in a 0.35μm CMOS process, and practical implementation may face challenges not covered in the simulations.
1：Experimental Design and Method Selection:
The study proposes an accurate current scaling circuit by adding extra compensated transistor and bias circuit to equalize the drain-source voltage (VDS) of current mirror transistors.
2：Sample Selection and Data Sources:
Simulation results are used to compare the proposed circuit with conventional current-mirror circuits.
3：List of Experimental Equipment and Materials:
The study involves simulations in a
4：35μm CMOS process. Experimental Procedures and Operational Workflow:
The methodology includes analyzing the current scaling ratio error and settling time for different transistor sizes.
5：Data Analysis Methods:
The deviation error of current scaling ratio is analyzed through simulation results.
独家科研数据包，助您复现前沿成果，加速创新突破
获取完整内容
