Akio Fujikawa

Organic EL element drive circuit and organic EL display device using the same drive circuit

Frequency and phase comparator

Organic EL panel drive circuit and organic EL display device

Interface system between controller IC and driver IC, and IC suitable for such interface system

Organic EL panel driving circuit, organic EL display device and organic EL panel driving circuit inspecting device

Semiconductor integrated circuit device having a voltage regulator

Semiconductor integrated circuit device for driving a magnetic disk apparatus

For driving a magnetic disk apparatus

Organic EL panel drive circuit and propriety test method for drive current of the same organic EL element drive circuit

D/a Converter Circuit, Organic el Drive Circuit, and Oragnic el Display