Patents by Inventor ChunJie Yu

ChunJie Yu has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Method for reading and writing image data in memory
    Patent number: 8269786
    Abstract: A method for reading and writing a memory having n rows and A columns includes a first step of writing data in 0th to (n?2)th rows by a first technique; a second step of writing data in (n?1)th row per column and reading data in the 0th section by a second technique; a third step of writing data in 0th to (n?2)th sections by a third technique and reading data in 1st to (n?1)th sections by the second technique, a fourth step of writing data in the (n?1)th section by the third technique and reading data in 0th row by a fourth technique; a fifth step of writing data in 0th to (n?2)th rows by the first technique and reading data in 1st to (n?1)th rows by the fourth technique; and a sixth step of returning to the second step.
    Type: Grant
    Filed: May 29, 2009
    Date of Patent: September 18, 2012
    Assignee: Ricoh Company, Ltd.
    Inventors: ChunJie Yu, Wentao Ye, Tsuyoshi Morimoto, Hirofumi Odaguchi
  • METHOD FOR READING AND WRITING IMAGE DATA IN MEMORY
    Publication number: 20090295817
    Abstract: A method for reading and writing a memory having n rows and A columns includes a first step of writing data in 0th to (n?2)th rows by a first technique; a second step of writing data in (n?1)th row per column and reading data in the 0th section by a second technique; a third step of writing data in 0th to (n?2)th sections by a third technique and reading data in 1st to (n?1)th sections by the second technique, a fourth step of writing data in the (n?1)th section by the third technique and reading data in 0th row by a fourth technique; a fifth step of writing data in 0th to (n?2)th rows by the first technique and reading data in 1st to (n?1)th rows by the fourth technique; and a sixth step of returning to the second step.
    Type: Application
    Filed: May 29, 2009
    Publication date: December 3, 2009
    Inventors: Chunjie Yu, Wentao Ye, Tsuyoshi Morimoto, Hirofumi Odaguchi