A line head inkjet printer includes an inkjet head, a controller and a storage unit. The controller generates n kinds of waveforms used to eject different amounts of ink from the nozzles (3≦n (natural number)). The storage unit stores a combination of m kinds of waveforms selected from the n kinds...http://www.google.com.au/patents/US20060028500?utm_source=gb-gplus-sharePatent US20060028500 - Line head inkjet priner
