发明授权
US4730223A Method of converting a digital data signal having a first length into a
digital data signal having a second length
失效
将具有第一长度的数字数据信号转换成具有第二长度的数字数据信号的方法
- 专利标题： Method of converting a digital data signal having a first length into a digital data signal having a second length
- 专利标题（中）： 将具有第一长度的数字数据信号转换成具有第二长度的数字数据信号的方法
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申请号： US742446申请日： 1985-06-07
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公开(公告)号： US4730223A公开(公告)日： 1988-03-08
- 发明人: Shigeyuki Ikeda , Morishi Izumita , Seiichi Mita
- 申请人： Shigeyuki Ikeda , Morishi Izumita , Seiichi Mita
- 申请人地址： JPX both of JPX both of
- 专利权人： Hitachi, Ltd,Hitachi Medical Corp.
- 当前专利权人： Hitachi, Ltd,Hitachi Medical Corp.
- 当前专利权人地址： JPX both of JPX both of
- 优先权： JPX59-116422 19840608
- 主分类号： H04N5/92
- IPC分类号： H04N5/92 ; G06T9/00 ; H04N5/926 ; H04N5/76
摘要：
A method of converting a digital video signal including first words each being composed of N.sub.1 bits into a digital video signal which consists of second words each being composed of N.sub.2 bits (N.sub.2
公开/授权文献
- US5689567A Electronic signature method and apparatus 公开/授权日：1997-11-18
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