Samsung Electronics Co., Ltd.

Snu Rdb Foundation

Bonghyun Lee

Jungho Do

Yongdeok Kim

Jun Seomun

Sangdo Park

Munjun Seo

Sungok Lee

Soyoung Lee

Ha-Young Kim

Jaeha Lee

Taewhan Kim

Jungyun Choi

Hyoun Soo Park

Kee Sup Kim

Yongeun Cho

Kyounghwan Lim

Chul Rim

Heechun Park

Semiconductor devices may include standard cells arranged in a first direction and a second direction intersecting the first direction. Both the first and second directions may be parallel to an upper surface of the substrate. Each of the standard cells may include semiconductor elements. The semiconductor device may also include filler cells between two standard cells, and each of the filler cells may include a filler active region and a filler contact connected to the filler active region and may extend in the first direction. The semiconductor device may further include a lower wiring pattern electrically connected to at least one of the semiconductor elements and may extend into at least one of the filler cells in the second direction, and the filler contacts may include wiring filler contacts lower than the lower wiring pattern and connected to at least one of the lower wiring pattern.

Semiconductor devices and methods of manufacturing the same

A method of routing a clock tree including a plurality of clock nets of an integrated circuit, where each of the plurality of clock nets includes at least one clock repeater, includes determining a level of a clock net of the plurality of clock nets based on a number of clock gating cells that a clock signal passes through until the clock net receives the clock signal from a clock source and routing a plurality of conductive lines in each of the plurality of clock nets by applying different routing rules to clock nets having different levels based on the determined level. Each of the plurality of clock nets is configured to transfer the clock signal to a plurality of synchronous elements or another clock net. The plurality of synchronous elements operate in synchronization with the clock signal and are included in the integrated circuit.

Methods of routing clock trees, integrated circuits and methods of designing integrated circuits

Disclosed are a semiconductor device and a method of fabricating the same. The semiconductor device includes an area-oriented region and a performance-oriented region, standard cells disposed on each of the area-oriented region and the performance-oriented region, and a routing metal layer on the standard cells. The routing metal layer includes first routing lines on the area-oriented region and second routing lines on the performance-oriented region. The smallest line width of the first routing lines is a first width, the smallest line width of the second routing lines is a second width greater than the first width, a pitch between the first routing lines is a first pitch, and a pitch between the second routing lines is a second pitch greater than the first pitch.

Semiconductor device and method of fabricating the same

An IC includes: a plurality of first cells placed in a series of first rows extending in a first horizontal direction and each having a first height; and a plurality of second cells placed in a series of second rows extending in the first horizontal direction and each having a second height different from the first height, wherein a total height of the series of first rows corresponds to a multiple of a height of a first multi-height cell with a maximum height among the plurality of first cells, and a total height of the series of second rows corresponds to a multiple of a height of a second multi-height cell with a maximum height among the plurality of second cells.

Integrated circuit including cells with different heights and method of designing the same

An integrated circuit includes a first column including a plurality of first cells aligned and placed in a plurality of first rows, each first row having a first width and extending in a first horizontal direction, a second column including a plurality of second cells aligned and placed in a plurality of second rows, each second row having a second width and extending in the first horizontal direction, and an interface column extending in a second horizontal direction perpendicular to the first horizontal direction between the first column and the second column, wherein the interface column includes at least one well tap configured to provide a first supply voltage to a well, and at least one substrate tap configured to provide a second supply voltage to a substrate.

Integrated circuit including cells of different heights and method of designing the integrated circuit

Disclosed is a semiconductor device comprising a logic cell including first and second active regions spaced apart in a first direction on a substrate, first and second active patterns on the first and second active regions and extend in a second direction, first and second source/drain patterns on the first and second active patterns, gate electrodes extending in the first direction to run across the first and second active patterns and arranged in the second direction at a first pitch, first lines in a first interlayer dielectric layer on the gate electrodes and each electrically connected to the first source/drain pattern, the second source/drain pattern, or the gate electrode, and second lines in a second interlayer dielectric layer on the first interlayer dielectric layer and extending parallel to each other in the first direction.

Semiconductor device

The integrated circuit includes first and second vias, a first buffer configured to receive a signal transmitted from the first via, a second buffer configured to receive a signal transmitted from the second via, a first detour circuit configured to receive a signal transmitted through the second buffer, a second detour circuit configured to receive a signal transmitted through the first buffer, a first selector configured to selectively output one of the signal transmitted from the first via and a signal transmitted through the first detour circuit, and a second selector configured to selectively output one of the signal transmitted from the second via and a signal transmitted through the second detour circuit. Each of the first and second buffers and the first and second detour circuits transmits a signal in only one direction.

Growing community of inventors

Suwon-si, South Korea

Bonghyun Lee