| 发明名称 |
Apparatus and method for smoothing the lines drawn by a user at a computer |
| 摘要 |
A pen-based computer in which the lines drawn by a user are anti-aliased incrementally by applying a smoothing filter to the relatively high resolution pen sensor image and subsampling the result to provide a relatively low resolution image which is displayed using greyscale.
|
| 申请公布号 |
US5999659(A) |
申请公布日期 |
1999.12.07 |
| 申请号 |
US19940344278 |
申请日期 |
1994.11.23 |
| 申请人 |
HEWLETT-PARKARD COMPANY |
发明人 |
MCCARTHY, DOMINIC PAUL;REYNOLDS, DAVID EVERETT |
| 分类号 |
G06F3/041;G06F3/048;G06T5/20;G06T11/20;G06T11/80;G09G5/00;(IPC1-7):G06K9/60 |
主分类号 |
G06F3/041 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
