Patent ID: 7177955
Filing Date: 2007-02-13
Classification: G06K

Abstract:
1. A data transferring apparatus for transferring liquid ejection data, comprising: a bus system, which comprises two independent bus systems of a system bus and a local bus; a local memory coupled to said local bus in order to be able to transfer data to said local bus; an interface unit for receiving liquid ejection controlling data which comprises liquid ejection data compressed to be capable of line development; a receiving buffer unit comprising a main memory for storing liquid ejection data compressed to be capable of line development; a head controlling unit comprising a register of a liquid ejecting head; a decode unit comprising a decode circuit, which can perform hardware development on liquid ejection data compressed to be capable of line development, wherein said decode unit is coupled to said system bus and local bus in order to transfer data therebetween; a first dedicated bus for coupling said interface unit to said receiving buffer unit; a second dedicated bus for coupling said receiving buffer unit to said decode unit; and a third dedicated bus for coupling said decode unit to said head controlling unit, wherein said receiving buffer unit comprises: