Method and apparatus for controlling printer
US5058037A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Feb 4, 1991 |
| Grant date | Oct 15, 1991 |
| Priority date | — |
| Expiry date | Feb 4, 2011 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06K2215/008
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
In a printer controller which receives a command series containing a drawing command for instructing a drawing operation, and also a printing command for instructing a printing operation, the command series being transmitted from a host computer, there are employed a central processing unit and a memory unit, and a command buffer unit for storing the command series and a page buffer unit for storing plural pages of drawn dot image data are formed in the memory unit. The central process unit executes both a task process program for executing the drawing command and printing command as a drawing task and a printing task respectively, and a task control program for performing a task control for processing the respective tasks in this task process program. Further, a task control table for holding task control information is provided in the memory unit. The task control program performs a task control in accordance with a content of the task control table.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.