US Patent 10884460 Early warning method, early warning apparatus, and flexible display apparatus

The present disclosure discloses an early warning method, an early warning apparatus, and a flexible display apparatus. The early warning method includes: generating first early-warning information on a flexible display when the flexible display stored in a flexible display apparatus satisfies an extension early-warning condition; obtaining a first extended length of the flexible display; determining whether the first extended length reaches a first preset length threshold; and if yes, eliminating the first early-warning information from the flexible display.