| 摘要 |
The present invention relates to a handheld printing device ( 1 ) having a print head for printing a printout on a printout surface. The handheld printing device ( 1 ) comprises an interface for mechanical and electrical connection to a handheld mobile unit ( 9 ) capable of communicating with other units for information retrieval. The entire unit, including the handheld mobile unit ( 9 ) and the connected handheld printing device ( 1 ) is manually steered over said printout surface with the aid of one or more positioning sensors disposed in the printing device 1 and co-operating with a micro controller circuit. Thereby information retrieved by the mobile unit, or stored therein, can be printed by said printing device ( 1 ). The invention also relates to a handheld mobile unit ( 9 ) connectable to said handheld printing device ( 1 ). |
