发明名称 |
SCREEN DATA TRANSMITTER, SCREEN DATA TRANSMITTING METHOD AND SCREEN DATA TRANSMISSION PROGRAM |
摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a screen data transmitting method capable of improving the image quality of a part transmitted with low image quality in a screen frame. <P>SOLUTION: The screen transmitting method includes: a difference detection step of detecting whether each of a plurality of blocks included in a first screen frame has a difference that exceeds a prescribed amount from a block included in a second screen frame before the first screen frame and located at a corresponding position; a first transmission step of compressively encoding data of a block in which a detection result of the difference detection step is affirmative and transmitting the data; a determination step of determining whether the total amount per the first screen frame of a code transmitted in the first transmission step is smaller than a prescribed threshold; and a second transmission step of compressively encoding data of a portion or all of the blocks among the blocks other than blocks whose data are compressively encoded in the first transmission step and transmitting the data when a determination result of the determination step is affirmative. <P>COPYRIGHT: (C)2010,JPO&INPIT</p> |
申请公布号 |
JP2010062626(A) |
申请公布日期 |
2010.03.18 |
申请号 |
JP20080223469 |
申请日期 |
2008.09.01 |
申请人 |
NEC PERSONAL PRODUCTS CO LTD |
发明人 |
ISOZUMI ATSUTAKA |
分类号 |
H03M7/30;H04N19/102;H04N19/115;H04N19/134;H04N19/136;H04N19/137;H04N19/147;H04N19/196;H04N19/50 |
主分类号 |
H03M7/30 |
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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