"In the past, our gap [with Sony and Samsung has been,] may be, about one year. Last year, we were half a year behind, and our goal is to achieve new products to be leveled this year, and to achieve a lead next year," says Wu Xiaodong.

https://image-sensors-world.blogspot.com/2020/01/omnivision-aims-to-close-gap-with-sony.html