IMAGE RECORDING DEVICE AND HEAD DRIVING METHOD

• Main Authors: SHIRATO TAKEO, TAKAHASHI DAIKI
• Format: Patent
• Language: English; Japanese
• Published: 30.03.2017
• Subjects: CORRECTION OF TYPOGRAPHICAL ERRORS; i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; LINING MACHINES; PERFORMING OPERATIONS; PRINTING; SELECTIVE PRINTING MECHANISMS; STAMPS; TRANSPORTING; TYPEWRITERS

PROBLEM TO BE SOLVED: To provide an image recording device capable of effectively suppressing degradation in image quality by absorbing difference in discharge characteristic of each of a plurality of recording heads as well as fluctuation in discharge characteristic according to the number of simultaneously driven nozzles.SOLUTION: An image recording device includes a plurality of recording heads, a data storing part 100 which holds a parameter set corresponding to each of the plurality of recording heads, a simultaneous driving nozzle number detection part 101 which detects the number of simultaneously driven nozzles for each of the plurality of recording heads, a correction parameter selecting part 103 which selects a correction parameter according to the number of simultaneously driven nozzles that are detected among a plurality of correction parameters contained in the corresponding parameter set, for each of the plurality of recording heads, and a drive waveform data generation part 104 which corrects a reference waveform data based on the correction parameter selected for each of the plurality of recording heads, and generates a drive waveform data for each of the plurality of recording heads.SELECTED DRAWING: Figure 13 【課題】同時駆動ノズル数に応じた吐出特性の変動だけでなく、複数の記録ヘッドごとの吐出特性の違いを吸収して、画像品質の低下を有効に抑制する画像記録装置を提供する。【解決手段】複数の記録ヘッドと、複数の記録ヘッドの各々に対応するパラメータセットを保持するデータ格納部１００と、複数の記録ヘッドごとに同時駆動ノズル数を検出する同時駆動ノズル数検出部１０１と、複数の記録ヘッドごとに、対応するパラメータセットに含まれる複数の補正パラメータのうち、検出された同時駆動ノズル数に応じた補正パラメータを選択する補正パラメータ選択部１０３と、複数の記録ヘッドごとに選択された補正パラメータに基づいて基準波形データを補正し、複数の記録ヘッドごとの駆動波形データを生成する駆動波形データ生成部１０４と、を備える。【選択図】図１３