What is claimed is:
1. A method of designing a semiconductor device, said semiconductor device to be designed comprising:
a semiconductor substrate;
an element isolation insulating film provided in a part of a main surface of said semiconductor substrate;
a gate structure provided on a part of said main surface of said semiconductor substrate, said gate structure being placed in an element forming region defined by said element isolation insulating film; and
sourcedrain regions provided in said main surface of said semiconductor substrate in said element forming region, said sourcedrain regions forming a pair holding a channel forming region defined under said gate structure therebetween, wherein
stress exerted on an area of said semiconductor substrate is controlled depending on a shape of said element forming region, said area of said semiconductor substrate holding said gate structure thereover.
2. The method according to claim 1, wherein
said element forming region includes in top view at least one projecting portion provided along a perimeter of said element forming region.
3. The method according to claim 1, wherein
said element forming region includes in top view at least one recessed portion provided along a perimeter of said element forming region.
4. The method according to claim 1, wherein
in top view, a corner of said element forming region is greater in curvature than a corner of an element forming region defined by an element isolation insulating film which is formed by a patterning process using a photomask having a rectangular opening pattern.
The claims below are in addition to those above.
All refrences to claim(s) which appear below refer to the numbering after this setence.
1. A flat sheet material for manufacturing leaf-like sheets for receiving information, said sheet material comprising:
at least one coating applied onto a first side of a substrate;
magnetically activatable particles embedded in said at least one coating;
wherein said magnetically activatable particles have a grain size that is smaller than about 3 micrometers; and
wherein said magnetically activatable particles comprise iron oxide arranged in a kaolinSBR layer.
2. The flat sheet material according to claim 1, comprising a layer of microcapsules arranged on a second side of said substrate opposite said at least one coating.
3. The flat sheet material according to claim 1, wherein said grain size is approximately 2 micrometers to 3 micrometers.
4. The flat sheet material according to claim 1, wherein said magnetically activatable particles have a surface density of 0.1 gm2 to 1.2 gm2.
5. The flat sheet material according to claim 1, further comprising a strip conductor.
6. The flat sheet material according to claim 1, further comprising a microchip.
7. The flat sheet material according to claim 1, wherein said substrate is paper so that information is writable or printable on said paper and said information written or printed on said paper is provided in addition to magnetically recognizable information.
8. A carbonless set for storing optically and magnetically recognizable data, said carbonless set comprising:
a flat leaf-like sheet comprising at least one coating applied onto a first side of a substrate;
magnetically activatable particles embedded in said at least one coating;
wherein said magnetically activatable particles have a grain size that is smaller than about 3 micrometers;
wherein said magnetically activatable particles comprise iron oxide arranged within a kaolinSBR layer; and
wherein information is writable, retrievable and changeable on said carbonless set when arranged in a magnetic field by magnetization of said magnetically activatable particles.
9. The carbonless set according to claim 8, comprising a layer of microcapsules arranged on a second side of said substrate opposite said at least one coating.
10. The carbonless set according to claim 8, wherein said grain size is approximately 2 micrometers to 3 micrometers.
11. The carbonless set according to claim 8, wherein said magnetically activatable particles have a surface density of 0.1 gm2 to 1.2 gm2.
12. The carbonless set according to claim 8, further comprising a strip conductor.
13. The carbonless set according to claim 8, further comprising a microchip.
14. The carbonless set according to claim 8, wherein said substrate is paper so that information is writable or printable on said paper and said information written or printed on said paper is provided in addition to magnetically recognizable information.