# US 12,765,070 B2 · Integrated circuit including standard cells and method of designing the same

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- Number: US 12,765,070 B2
- Document ID: US12765070B2
- Status: Granted
- Kind: B2
- Application number: 18/469,627
- Filed: 2023-09-19
- Published: 2024-03-28
- Granted: 2026-10-13
- Earliest claimed: 2022-09-27
- Assignees: Samsung Electronics Co., Ltd.
- Applicants: Samsung Electronics Co., Ltd.
- Inventors: Hyeongyu You; Jungho Do; Geonwoo Nam; Jisu Yu; Minjae Jeong; Jaehee Cho
- Web page: https://patentgrep.com/patent/US12765070B2

## CPC

- H10D 89/10: Integrated device layouts
- H10D 84/834: {comprising FinFETs}
- H10D 84/859: {comprising both N-type and P-type wells, e.g. twin-tub}
- H10W 20/42: Vias, e.g. via plugs
- H10W 20/43: Layouts of interconnections
- H10D: INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10W: GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10

## Abstract

An integrated circuit includes a first cell in a first row extending in a first direction, a first power line extending in the first direction in a power rail layer, and configured to provide a first supply voltage to the first cell, and a first pattern overlapping a first boundary of the first row, and extending in the first direction in a first wiring layer, wherein the first cell includes at least one pattern extending in the first direction in the first wiring layer, and at least one transistor between the power rail layer and the first wiring layer, and the first pattern is configured to receive an input signal or an output signal of the first cell.

## Claims

### Claim 1

An integrated circuit comprising:
a first cell in a first row extending in a first direction;
a first power line extending in the first direction in a power rail layer, the first power line being configured to provide a first supply voltage to the first cell; and
a first pattern overlapping a first boundary of the first row and extending in the first direction in a first wiring layer, the first boundary extending in the first direction and the first wiring layer being over the power rail layer;
wherein the first cell includes:
at least one pattern extending in the first direction in the first wiring layer; and
at least one transistor between the power rail layer and the first wiring layer such that the first wiring layer is at least partially over the at least one transistor and the power rail layer is at least partially under the at least one transistor, and
wherein the first pattern is configured to receive a first input signal or a first output signal of the first cell.

### Claim 2 (depends on 1)

The integrated circuit of claim 1, further comprising:
a second pattern electrically connected to the first pattern, and extending in a second wiring layer in a second direction that is perpendicular to the first direction.

### Claim 3 (depends on 1)

The integrated circuit of claim 1, further comprising:
a second cell in the first row, and including one or more patterns extending in the first direction in the first wiring layer, wherein the first pattern overlaps a boundary of the second cell and is electrically insulated from the second cell.

### Claim 4 (depends on 1)

The integrated circuit of claim 1, further comprising:
a second cell in the first row or a second row adjacent to the first row, and including one or more patterns extending in the first direction in the first wiring layer, wherein the first pattern is configured to receive a second input signal or a second output signal of the second cell.

### Claim 5 (depends on 4)

The integrated circuit of claim 4, wherein each of the first cell and the second cell is configured to receive a clock signal as the first or second input signal, and the first pattern is configured to receive the clock signal.

### Claim 6 (depends on 4)

The integrated circuit of claim 4, wherein the first row has a first height that is different from a second height of the second row.

### Claim 7 (depends on 1)

The integrated circuit of claim 1, further comprising:
a second pattern overlapping a second boundary of the first row, and extending in the first direction in the first wiring layer.

### Claim 8 (depends on 1)

The integrated circuit of claim 1, further comprising:
a second power line extending in the first direction in the power rail layer, and configured to provide a second supply voltage to the first cell.

### Claim 9 (depends on 1)

The integrated circuit of claim 1, wherein the at least one pattern and the first pattern overlap tracks extending in the first direction and at a uniform pitch in a second direction that is perpendicular to the first direction.

### Claim 10 (depends on 1)

The integrated circuit of claim 1, wherein the first pattern has a width that is same as a width of each of the at least one pattern in a second direction that is perpendicular to the first direction.

### Claim 11 (depends on 1)

The integrated circuit of claim 1, wherein the first cell comprises:
at least one first via electrically connected to the at least one pattern; and
at least one second via electrically connected to the first power line.

### Claim 12

An integrated circuit comprising:
a first cell in a first row extending in a first direction;
a first power line extending in the first direction in a power rail layer, the first power line being configured to provide a first supply voltage to the first cell; and
a first pattern and a second pattern adjacent to each other, each extending in the first direction in a first wiring layer, a first boundary extending in the first direction between the first row and a second row adjacent to the first row being between the first pattern and the second pattern, the first wiring layer being over the power rail layer,
wherein the first cell includes:
at least one pattern extending in the first direction in the first wiring layer; and
at least one transistor between the power rail layer and the first wiring layer such that the first wiring layer is at least partially over the at least one transistor and the power rail layer is at least partially under the at least one transistor, and
wherein the first pattern is configured to receive a first input signal or a first output signal of the first cell.

### Claim 13 (depends on 12)

The integrated circuit of claim 12, further comprising:
a second cell arranged in the second row, and including one or more patterns extending in the first direction in the first wiring layer, wherein the second pattern is configured to receive a second input signal or a second output signal of the second cell.

### Claim 14 (depends on 12)

The integrated circuit of claim 12, further comprising:
a third pattern electrically connected to the first pattern, and extending in a second wiring layer in a second direction that is perpendicular to the first direction.

### Claim 15 (depends on 12)

The integrated circuit of claim 12, further comprising:
a second cell in the first row, and including one or more patterns extending in the first direction in the first wiring layer, wherein the first pattern overlaps a boundary of the second cell, and is electrically insulated from the second cell.

### Claim 16 (depends on 12)

The integrated circuit of claim 12, further comprising:
a second cell in the first row or the second row, and including one or more patterns extending in the first direction in the first wiring layer, wherein the first pattern is configured to receive a second input signal or a second output signal of the second cell.

### Claim 17 (depends on 16)

The integrated circuit of claim 16, wherein each of the first cell and the second cell is configured to receive a clock signal as the first or second input signal, and the first pattern is configured to receive the clock signal.

### Claim 18 (depends on 12)

The integrated circuit of claim 12, wherein the first row has a first height that is different from a second height of the second row.

### Claim 19 (depends on 12)

The integrated circuit of claim 12, further comprising:
a third pattern adjacent to a second boundary of the first row, and extending in the first direction in the first wiring layer.

### Claim 20

An integrated circuit comprising:
a plurality of cells in a plurality of rows extending in a first direction;
a plurality of power lines extending in the first direction in a power rail layer, the plurality of power lines being configured to provide a first supply voltage or a second supply voltage to each of the plurality of cells; and
a plurality of first patterns overlapping respective boundaries of the plurality of rows or immediately adjacent to the respective boundaries, the plurality of first patterns extending in the first direction in a first wiring layer, the first wiring layer being over the power rail layer,
wherein each of the plurality of cells includes:
at least one second pattern extending in the first direction in the first wiring layer; and
at least one transistor between the power rail layer and the first wiring layer such that the first wiring layer is at least partially over the at least one transistor and the power rail layer is at least partially under the at least one transistor, and
wherein the plurality of first patterns include a first pattern configured to receive a first input signal or a first output signal of a first cell among the plurality of cells in a first row among the plurality of rows.
