发明名称 |
APPARATUS AND METHOD FOR GENERATING ON-SCREEN-DISPLAY MESSAGES USING LINE DOUBLING |
摘要 |
AN APPARATUS AND CONCOMITANT METHOD FOR GENERATING AN OSD MESSAGE BY CONSTRUCTING AN OSD BITSTREAM (200) HAVING OSD DATA (220) DEFINING A PLURALITY OF ALTERNATE OSD PIXEL LINES. THE OSD BITSTREAM CONTAINS AN OSD HEADER (210) AND OSD DATA. AN OSD UNIT (150) RETRIEVES PIXEL CONTROL INFORMATION FROM THE OSD HEADER WHICH IS PROGRAMMED BY A PROCESSOR (130) OF A DECODING/DISPLAYING SYSTEM (100). THE OSD HEADER CONTAINS INFORMATION THAT IS USED TO PROGRAM A COLOR PALETTE OF THE OSD UNIT AND TO PROVIDE INSTRUCTIONS AS TO THE TREATMENT OF THE OSD DATA. IF THE "LINE DOUBLING MODE" IS ENABLED IN THE OSD HEADER, THEN THE OSD UNIT WILL REPEAT EACH OSD LINE ON THE NEXT LINE OF VIDEO FOR AN OSD REGION. |
申请公布号 |
MY121688(A) |
申请公布日期 |
2006.02.28 |
申请号 |
MY1997PI05178 |
申请日期 |
1997.10.15 |
申请人 |
THOMSON CONSUMER ELECTRONICS, INC. |
发明人 |
MICHAEL DWAYNE KNOX;AARON HALL DINWIDDIE |
分类号 |
H04N5/445;G09G5/00;G09G5/26;H04N5/44 |
主分类号 |
H04N5/445 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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