Patent ID: 6907275

Claim:
A method for inputting, displaying and transmitting handwriting characters in a mobile phone, comprising the following steps of: a) inputting handwriting characters; b) sampling said handwriting characters; c) performing A/D conversion of the sampled handwriting characters to obtain a signal; d) encoding said signal in accordance with a specific protocol to obtain encoded data, e) converting the encoded data into mobile phone acceptable data, and outputting them; and f) processing the mobile phone acceptable data to display the handwriting characters and to transmit them as a short message, or to receive and display a short message (from other mobile phone) comprising the handwriting characters, comprising: communicating with an interface module, comprising interpreting the received data according to the specific protocol and outputting dot-information corresponding to said handwritting characters; displaying the handwriting characters; and encoding the short message including the handwriting characters so as to enable the short message to be transmitted by the mobile phone.