Patent ID: 8002373
Filing Date: 2011-08-23
Classification: B41J

Abstract:
1. A driver device for driving a plurality of recording elements for recording on a recording medium by supplying electric power based on inputted data, comprising: at least one power supply circuit for supplying the electric power to said plurality of recording elements; a plurality of mechanical switches corresponding to said plurality of recording elements respectively and capable of switching connection and disconnection between said plurality of recording elements and said power supply circuit; and a switch control circuit for controlling switching between the connection and disconnection implemented by said plurality of mechanical switches, wherein said power supply circuit, said mechanical switches and said switch control circuit are constructed as MEMS, and two or more of said mechanical switches are connected to one of the power supply circuit(s), wherein the driver device further comprises a plurality of said at least one power supply circuits, and said plurality of recording elements and said plurality of mechanical switches are connected with wires, respectively, and wherein a number of the mechanical switches connected to each of the plurality of said at least one power supply circuits reduces as a length of the wire connected to the mechanical switches increases.