The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 27, 2021
Filed:
Jul. 15, 2019
Taiwan Semiconductor Manufacturing Company, Ltd., Hsinchu, TW;
Chien-Hsing Li, Hsinchu, TW;
Ting-Wei Chiang, New Taipei, TW;
Jung-Chan Yang, Longtan Township, TW;
Ting Yu Chen, Hsinchu, TW;
TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY LTD., Hsinchu, TW;
Abstract
A method includes reserving a routing track within a cell, the cell includes signal lines for connection to elements within the cell, the cell further includes a plurality of routing tracks, the reserved routing track is one of the plurality of routing tracks, and the reserved routing track is free of the signal lines. The method includes placing the cell in a chip-level layout, wherein the chip-level layout includes a plurality of power rails. The method includes determining whether any of the plurality of power rails overlaps with any of the plurality of routing tracks other than the reserved routing track. The method includes adjusting a position of the cell in the chip-level layout in response to a determination that at least one power rail of the plurality of power rails overlaps with at least one routing track of the plurality of routing tracks other than the reserved routing track.