IP Library Granted Patent US 7,762,639
Granted Patent B2
US 7,762,639 · App. 12/273,483 · Granted Jul 27, 2010

Inkjet printer having printhead with multiple controllers

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Quick Facts
Patent No.
US 7,762,639
App. No.
12/273,483
Granted
Jul 27, 2010
Kind
B2
Abstract

An inkjet printer is provided having a printhead having inkjet nozzles and a plurality of controllers configured to process print data for printing and to output the processed data to the printhead. The plurality of controllers are connected to a common input of the printhead.

Claims (9)

1. An inkjet printer comprising:

a printhead having inkjet nozzles; and

a plurality of controllers configured to process print data for printing and to output the processed data to the printhead, the plurality of controllers being connected to a common input of the printhead.

2. A printer according to claim 1 , further comprising at least one synchronization means between the plurality of controllers for synchronizing the output of processed data thereby.

3. A printer according to claim 1 , configured such that the plurality of controllers sequentially output processed data to the common input.

4. A printer according to claim 1 , comprising another printhead having inkjet nozzles, wherein one of the plurality of controllers outputs processed data to both printheads and another of the plurality of controllers outputs processed data to one of the printheads.

5. A printer according to claim 4 , wherein the printheads are configured such that no data passes between them.

6. A printer according to claim 1 , wherein the printhead is a pagewidth printhead.

7. A printer according to claim 1 , wherein the controllers are configured to receive print data to be printed using at least two different inks and control data for controlling printing of the print data.

Assignments (3)
CHANGE OF NAME Recorded Jun 25, 2014
From: ZAMTEC LIMITED
To: MEMJET TECHNOLOGY LIMITED
Reel/Frame 033244/0276 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jul 18, 2012
From: SILVERBROOK RESEARCH PTY. LIMITED AND CLAMATE PTY LIMITED
To: ZAMTEC LIMITED
Reel/Frame 028582/0175 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Nov 26, 2008
From: SILVERBROOK, KIA; WALMSLEY, SIMON ROBERT; SHEAHAN, JOHN ROBERT; JACKSON PULVER, MARK; WEBB, MICHAEL JOHN
To: SILVERBROOK RESEARCH PTY LTD
Reel/Frame 021892/0586 →