| US 7,580,017 B2 | ||
| Image display medium and image writing apparatus | ||
| Yasunori Saito, Kanagawa (Japan); Tsunemasa Mita, Kanagawa (Japan); Yasuo Yamamoto, Kanagawa (Japan); Hiroaki Moriyama, Kanagawa (Japan); Minoru Koshimizu, Kanagawa (Japan); Takeo Kakinuma, Kanagawa (Japan); Tsutomu Ishii, Kanagawa (Japan); Takayuki Takeuchi, Kanagawa (Japan); and Shigehiko Sasaki, Kanagawa (Japan) | ||
| Assigned to Fuji Xerox Co., Ltd., Tokyo (Japan) | ||
| Filed on May 11, 2005, as Appl. No. 11/126,348. | ||
| Claims priority of application No. 2004-141658 (JP), filed on May 11, 2004. | ||
| Prior Publication US 2006/0001626 A1, Jan. 05, 2006 | ||
| Int. Cl. G09G 3/34 (2006.01) | ||
| U.S. Cl. 345—84 | 33 Claims |

| 1. An image display medium for enabling an image writing apparatus to supply the image display medium with a voltage for applying
energy for writing comprising:
a display unit having a memory characteristic including a plurality of pixels;
an input terminal externally supplied with a voltage; and
a selecting unit receiving a driving signal by at least one of external light, heat, and pressure to apply the voltage supplied
to the input terminal, the selecting unit being provided with a plurality of function elements for applying the voltage to
the plurality of pixels on the basis of the received driving signal,
wherein the function elements are photoelectric conversion elements,
the plurality of photoelectric conversion elements are a plurality of photoconductive elements having different characteristics
according to wiring resistance to the plurality of pixels of the display unit,
the plurality of photoconductive elements are connected using a multiple-layer board with wiring Patterns formed on a plurality
of layers, and
the plurality of photoconductive elements are arranged in a plurality of via holes on the plurality of layers.
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