Patent application number | Description | Published |
20080224176 | SEMICONDUCTOR INTEGRATED CIRCUIT - A semiconductor integrated circuit is provided which entails no increase in the correction time of OPC and in which non-uniformity in the gate lengths due to the optical proximity effects is surely suppressed. A plurality of standard cells (C | 09-18-2008 |
20090289308 | SEMICONDUCTOR DEVICE WITH A TRANSISTOR HAVING DIFFERENT SOURCE AND DRAIN LENGTHS - A cell includes a plurality of diffusion region pairs, each of the diffusion region pairs being formed by a first impurity diffusion region which is a constituent of a transistor and a second impurity diffusion region such that the first and second impurity diffusion regions are provided side-by-side in a gate length direction with a device isolation region interposed therebetween. In each of the diffusion region pairs, the first and second impurity diffusion regions have an equal length in the gate width direction and are provided at equal positions in the gate width direction, and a first isolation region portion, which is part of the device isolation region between the first and second impurity diffusion regions, has a constant separation length. In the diffusion region pairs, the first isolation region portions have an equal separation length. | 11-26-2009 |
20100001404 | SEMICONDUCTOR INTEGRATED CIRCUIT DEVICE - A layout structure of a semiconductor integrated circuit is provided with which narrowing and breaking of metal interconnects near a cell boundary can be prevented without increasing the data amount and processing time for OPC. A cell A and a cell B are adjacent to each other along a cell boundary. The interconnect regions of metal interconnects from which to the cell boundary no other interconnect region exists are placed to be substantially axisymmetric with respect to the cell boundary, while sides of diffusion regions facing the cell boundary are asymmetric with respect to the cell boundary. | 01-07-2010 |
20100308377 | SEMICONDUCTOR INTEGRATED CIRCUIT - A semiconductor integrated circuit is provided which entails no increase in the correction time of OPC and in which non-uniformity in the gate lengths due to the optical proximity effects is surely suppressed. A plurality of standard cells (C1, C2, C3, . . . ), each including gates G extended in the vertical direction, are aligned in the transverse direction to form a standard cell row. A plurality of the standard cell rows are located side by side in the vertical direction to form a standard cell group. Each of the standard cell rows has a terminal standard cell Ce at least one end of the standard cell row. The terminal standard cell Ce includes two or more supplementary gates, each of which is any of a dummy gate and a gate of an inactive transistor. | 12-09-2010 |
20110169099 | SEMICONDUCTOR DEVICE WITH A TRANSISTOR HAVING DIFFERENT SOURCE AND DRAIN LENGTHS - A cell includes a plurality of diffusion region pairs, each of the diffusion region pairs being formed by a first impurity diffusion region which is a constituent of a transistor and a second impurity diffusion region such that the first and second impurity diffusion regions are provided side-by-side in a gate length direction with a device isolation region interposed therebetween. In each of the diffusion region pairs, the first and second impurity diffusion regions have an equal length in the gate width direction and are provided at equal positions in the gate width direction, and a first isolation region portion, which is part of the device isolation region between the first and second impurity diffusion regions, has a constant separation length. In the diffusion region pairs, the first isolation region portions have an equal separation length. | 07-14-2011 |
20110221067 | SEMICONDUCTOR INTEGRATED CIRCUIT DEVICE - A layout structure of a semiconductor integrated circuit is provided with which narrowing and breaking of metal interconnects near a cell boundary can be prevented without increasing the data amount and processing time for OPC. A cell A and a cell B are adjacent to each other along a cell boundary. The interconnect regions of metal interconnects from which to the cell boundary no other interconnect region exists are placed to be substantially axisymmetric with respect to the cell boundary, while sides of diffusion regions facing the cell boundary are asymmetric with respect to the cell boundary. | 09-15-2011 |
20120168875 | SEMICONDUCTOR DEVICE - A well potential supply region is provided in an N-type well region of a cell array. Adjacent gates disposed in both sides of the well potential supply region in the horizontal direction and adjacent gates disposed in further both sides thereof are disposed at the same pitch. In addition, an adjacent cell array includes four gates each of which is opposed to the adjacent gates in the vertical direction. In other words, regularity in the shape of the gate patterns in the periphery of the well potential supply region is maintained. | 07-05-2012 |
20120256680 | SEMICONDUCTOR INTEGRATED CIRCUIT DEVICE - A layout for a semiconductor integrated circuit device can maintain a sufficient capacitance of a capacity cell even when a height of the cell is lowered. In this layout, power supply wiring extending along a first direction supplies a first supply voltage, power supply wiring and power supply wiring extending in parallel with the power-supply wiring supply a second and a third supply voltages respectively. Capacitive element is formed of a transistor that receives the first supply voltage at its source and drain, and receives the second or the third supply voltages at its gate. Capacitive element is disposed under power supply wiring such that it strides over a portion at power supply wiring side and a portion at power supply wiring side. | 10-11-2012 |
20130027083 | SEMICONDUCTOR INTEGRATED CIRCUIT DEVICE - A semiconductor integrated circuit device includes cells A-1, B-1, and C-1 that have the same logic. Cell B-1 has cell width W | 01-31-2013 |
20130056803 | SEMICONDUCTOR DEVICE - Power supply plugs, which couple a power supply active region to a power supply metal interconnect, include a plurality of first plugs, which are arranged at first pitches of a predetermined length, and a second plug, which is spaced apart from the closest one of the first plugs by a center-to-center distance different from an integral multiple of the predetermined length. Among the power supply plugs, the second plug is closest to a third plug, which is an interconnect plug closest to the power supply active region and the power supply metal interconnect. | 03-07-2013 |
20130105936 | SEMICONDUCTOR INTEGRATED CIRCUIT DEVICE HAVING IMPROVED INTERCONNECT ACCURACY NEAR CELL BOUNDARIES | 05-02-2013 |
20130154009 | SEMICONDUCTOR DEVICE - A standard cell has gate patterns extending in Y direction and arranged at an equal pitch in X direction. End portions of the gate patterns are located at the same position in Y direction, and have an equal width in X direction. A diode cell is located next to the standard cell in Y direction, and includes a plurality of opposite end portions formed of gate patterns that are opposed to the end portions, in addition to a diffusion layer which functions as a diode. | 06-20-2013 |
20130234211 | SEMICONDUCTOR DEVICE - A layout of a semiconductor device is capable of reliably reducing a variation in gate length due to the optical proximity effect, and enables flexible layout design to be implemented. Gate patterns (G | 09-12-2013 |
20140077307 | SEMICONDUCTOR DEVICE - A standard cell has gate patterns extending in Y direction and arranged at an equal pitch in X direction. End portions of the gate patterns are located at the same position in Y direction, and have an equal width in X direction. A diode cell is located next to the standard cell in Y direction, and includes a plurality of opposite end portions formed of gate patterns that are opposed to the end portions, in addition to a diffusion layer which functions as a diode. | 03-20-2014 |
20140159160 | SEMICONDUCTOR DEVICE - A well potential supply region is provided in an N-type well region of a cell array. Adjacent gates disposed in both sides of the well potential supply region in the horizontal direction and adjacent gates disposed in further both sides thereof are disposed at the same pitch. In addition, an adjacent cell array includes four gates each of which is opposed to the adjacent gates in the vertical direction. In other words, regularity in the shape of the gate patterns in the periphery of the well potential supply region is maintained. | 06-12-2014 |
20140299920 | SEMICONDUCTOR INTEGRATED CIRCUIT DEVICE - The present disclosure provides a layout of a semiconductor integrated circuit device that can assure a lot of substrate contact regions, and can surely suppress latch-up without increasing an area of a whole semiconductor integrated circuit and without significantly decreasing a decoupling capacitance element. In a margin region, a transistor serving as a decoupling capacitance and a substrate contact are disposed as a pair on a P-type well. In the margin region, a transistor serving as a decoupling capacitance and a substrate contact are disposed as a pair on an N | 10-09-2014 |