What are a series of patents with the same or basically the same content applied in different countries? What do these patents have in common?

This is the patent family of the same family.

Explanation: Patent of the same family, as generally understood, refers to the mutual names of patents or patent applications in the same patent family. A patent family is composed of a group of patents or patent applications with the same priority and the same or basically the same contents that have been applied, published and approved for many times in different countries or international organizations.