The patent name is the same, the functions are similar, but the implementation methods are different. Can I apply for a patent?

You can definitely apply.

Judgement of whether a patent is novel is by comparing the contents of the claims of existing patents. The patent law stipulates that functions should not be written in the claims, and generally only structure and method aspects should be written. content.

You can apply for different patents for the same functions but different principles, different structures, and different methods.

As long as the format of the application documents fully meets the requirements, generally utility model patent applications can be successfully authorized, while invention patent applications are more difficult to obtain authorization.