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2010年09 期
| 標(biāo)題 |
| 鐵路車站旅客引導(dǎo)系統(tǒng)中LED視頻顯示系統(tǒng)的設(shè)計(jì)(19 卷) |
| 英文標(biāo)題 |
| Design on LED Video Display System in Passenger Guide System of Railway Station |
| 摘要 |
| LED視頻顯示系統(tǒng)采用VGA同步控制技術(shù)，對(duì)計(jì)算機(jī)CRT顯示器上的VGA信號(hào)和外來(lái)視頻信號(hào)進(jìn)行數(shù)字技術(shù)處理，實(shí)時(shí)完成非線性視覺校正、數(shù)據(jù)重組和灰度變換。視頻控制電路采用分布式掃描技術(shù)，顯示幀面被分成不同的單元獨(dú)立進(jìn)行掃描，增強(qiáng)了顯示的穩(wěn)定性和傳輸?shù)目煽啃浴?/td> |
| 作者 |
| 新聞作者:張金奎 |
| 關(guān)鍵字 |
