Calculator capable of outputting results based on handwritten formulas

A calculator capable of outputting results based on handwritten formulas, said calculator has at least one writing area, and comprises a power supply unit, a calculation processor electrically connected to said power supply unit, a keypad circuit and a display screen electrically connected to said calculation processor, a central data processor electrically connected to said power supply unit, an identification calculation module electrically connected to said central data processor, and at least one flexible sensing layer electrically connected to said identification calculation module, wherein said central data processor is further electrically connected to said display screen, and said flexible sensing layer is configured within said writing area, so that a writing trace in said writing area can be sensed by said flexible sensing layer and data information corresponding to said writing trace can be generated in said identification calculation module, thus allowing said central data processor to control the display of a calculation result of a formula handwritten in said writing area on said display screen after subsequent identification and analysis of said data information, wherein said writing area is configured as a writing region formed by a liquid crystal writing board, and said liquid crystal writing board is arranged above said flexible sensing layer, wherein said calculator is designed to be foldable and has two working surfaces, where said display screen and corresponding buttons of said keypad circuit of said calculator are arranged on the same working surface, while said writing area of the calculator is arranged on another working surface.

A calculator capable of outputting results based on handwritten formulas, said calculator has at least one writing area, and comprises a power supply unit, a calculation processor electrically connected to said power supply unit, a keypad circuit and a display screen electrically connected to said calculation processor, a central data processor electrically connected to said power supply unit, an identification calculation module electrically connected to said central data processor, and at least one flexible sensing layer electrically connected to said identification calculation module, wherein said central data processor is further electrically connected to said display screen, and said flexible sensing layer is configured within said writing area, so that a writing trace in said writing area can be sensed by said flexible sensing layer and data information corresponding to said writing trace can be generated in said identification calculation module, thus allowing said central data processor to control the display of a calculation result of a formula handwritten in said writing area on said display screen after subsequent identification and analysis of said data information, wherein the number of said writing areas is two, wherein one of said writing areas is configured as a writing region formed by a liquid crystal writing board, and the other said writing area is configured as a paper placement region formed by a paper clip, correspondingly, the number of said flexible sensing layers configured in said writing area is also two, wherein said two flexible sensing layers is arranged to be interconnected via flat cable, with one of said flexible sensing layers electrically connected to said identification calculation module, forming an electrical connection relationship between said two flexible sensing layers and said identification calculation module.