发明名称 Ferrite core structure for color cathode ray tube
摘要 A cathode ray tube having a ferrite core with a modified sectional configuration facilitates the correction of a mis-convergence along a diagonal direction of a screen, improves the efficiency with which electrons within electron beams are deflected, and is manufacturable via a simplified process.
申请公布号 US6979945(B2) 申请公布日期 2005.12.27
申请号 US20030705912 申请日期 2003.11.13
申请人 LG. PHILIPS DISPLAY KOREA CO., LTD. 发明人 LEE BYUNG TAE
分类号 H01J29/70;H01J29/76;H01J31/12;(IPC1-7):H01J29/70 主分类号 H01J29/70
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