Printer comprising two uneven printhead modules and at least two printer controllers, one which spends print data to the other

US7093989B2 · kind B2 · utility

Assignee

• Silverbrook Research Pty Ltd · AU

Inventors

• Simon Robert Walmsley · Sydney, AU
• Richard Thomas Plunkett · Sydney, AU
• John Robert Sheahan · Sydney, AU
• Mark Jackson Pulver · Sydney, AU
• Kia Silverbrook · Sydney, AU
• Michael John Webb · Sydney, AU

Key dates

• Filing date: May 27, 2004
• Grant date: Aug 22, 2006
• Expiry date: Jan 23, 2025

Classification

• Technology area (CPC B): Performing Operations; Transporting
• CPC primary: B41J2202/20
• WIPO field: Textile and paper machines
• WIPO sector: Mechanical engineering

Abstract

A printer having of a printhead having first and second elongate printhead modules, the printhead modules being parallel to each other and being disposed end to end on either side of a join region, wherein the first printhead module is longer than the second printhead module. At least first and second printer controllers configured to receive print data and process the print data to output dot data for the printhead, wherein the first printer controller outputs dot data to both the first printhead module and the second controller; and the second printer controller outputs dot data to the second printhead module, wherein the dot data output by the second printer controller includes dot data it generates and at least some of the dot data received from the first printer controller.