Basic cell, edge cell, wiring shape, wiring method, and shield wiring structure
First Claim
Patent Images
1. A basic cell, comprising a plurality of wires which constitute a wiring route of 90°
- , one ends of the wires being on one of opposite sides, and the other ends of the wires being on the other one of the opposite sides, wherein;
each of the one ends of the wires is point-symmetric to any of the other ends of the wires with respect to the center of the area of the basic cell; and
routes of the plurality of wires do not cross one another.
3 Assignments
0 Petitions
Accused Products
Abstract
A basic cell of the present invention comprises a plurality of wires which constitute a wiring route of 90°, one ends of the wires being on one of opposite sides, and the other ends of the wires being on the other one of the opposite sides, wherein: each of the one ends of the wires is point-symmetric to any of the other ends of the wires with respect to the center of the area of the basic cell; and routes of the plurality of wires do not cross one another.
8 Citations
22 Claims
-
1. A basic cell, comprising a plurality of wires which constitute a wiring route of 90°
- , one ends of the wires being on one of opposite sides, and the other ends of the wires being on the other one of the opposite sides, wherein;
each of the one ends of the wires is point-symmetric to any of the other ends of the wires with respect to the center of the area of the basic cell; and
routes of the plurality of wires do not cross one another. - View Dependent Claims (2, 3, 4, 6)
- , one ends of the wires being on one of opposite sides, and the other ends of the wires being on the other one of the opposite sides, wherein;
-
5. An edge cell functioning as a pattern for turn-around connection at a wiring route edge portion, comprising terminals arranged on only one side of the edge cell at positions corresponding to terminal positions of basic cells which are arranged side by side and connected to the edge cell, wherein:
-
the arranged terminals are brought into correspondence with one another from both ends toward the center on a one-to-one basis; and
a wire is provided in the form of a route of 900 between the corresponding terminals.
-
-
7. A basic cell, comprising a plurality of wires which constitute wiring routes of 45°
- and 90°
, wherein;
each of one ends of the wires is point-symmetric to any of the other ends of the wires with respect to the center of the area of the basic cell; and
routes of the plurality of wires do not cross one another. - View Dependent Claims (8, 9, 10, 11)
- and 90°
- 12. A wiring shape, comprising a stepped wiring route at least in a part of a wiring route formed by a diagonal route, the stepped wiring route being formed by vertically-extending wires and horizontally-extending wires.
-
14. A wiring structure of a shielding line, comprising:
-
a first shielding line superposed entirely over a wiring to be protected; and
a second shielding line formed in a layer overlying the first shielding line.
-
-
15. A wiring structure of a shielding line, comprising:
-
a shielding line layer in which a circuit line is partially mixed, the shielding line layer being formed in the uppermost layer of a semiconductor device; and
at least one intermediate layer in which a dummy line is inserted in a free space, the at least one intermediate layer being provided between a semiconductor substrate and the shielding line layer, wherein the dummy line is connected to a line in an underlying layer to form wiring bridges in some portions.
-
-
16. A basic cell, comprising a plurality of wires which constitute a wiring route of 45°
- or 90°
, one ends of the wires being on one of opposite sides, and the other ends of the wires being on the other one of the opposite sides, wherein;
each of the plurality of the wires is formed by a straight route between one end and the other end; and
the plurality of wires are parallel to one another. - View Dependent Claims (17, 19, 20, 21)
- or 90°
-
18. A wiring structure, comprising a wiring route which includes a plurality of wires of 45°
- or 90°
, wherein the plurality of wires are parallel to one another and include no turn-around portion.
- or 90°
-
22. A wiring structure, comprising a plurality of wires in which a turn-around connection is formed at a route edge portion, wherein each of the plurality of wires is adjacent to a wire of a different route of the plurality of wires.
Specification