Core Insights - Semiconductor Manufacturing International Corporation (SMIC) has obtained a patent for "Optical Proximity Correction Method and System, Mask, Equipment, and Storage Medium" with authorization number CN115993753B, applied for on October 2021 [1] Company Overview - SMIC (Shanghai) was established in 2000, located in Shanghai, primarily engaged in the manufacturing of computers, communications, and other electronic devices, with a registered capital of 244 million USD [1] - SMIC (Beijing) was founded in 2002, located in Beijing, also focused on the manufacturing of computers, communications, and other electronic devices, with a registered capital of 100 million USD [1] Investment and Intellectual Property - SMIC (Shanghai) has invested in 4 companies, participated in 127 bidding projects, holds 150 trademark records, and has 5000 patent records, along with 450 administrative licenses [1] - SMIC (Beijing) has invested in 1 company, participated in 52 bidding projects, holds 5000 patent records, and has 225 administrative licenses [1]

Group 1 - The core viewpoint of the news is that Semiconductor Manufacturing International Corporation (SMIC) has applied for a patent related to semiconductor structures and their formation methods, which aims to enhance the integration of photodetectors [1] - The patent application was filed for a semiconductor structure that includes a first substrate with multiple discrete photosensitive areas and an isolation trench containing a capacitive structure, which improves the optical isolation between adjacent photosensitive areas [1] - The capacitive structure is designed to reduce the size in the vertical direction relative to the first substrate, thereby increasing the integration level of the photodetector [1] Group 2 - SMIC Beijing was established in 2002 with a registered capital of 100 million USD and has participated in 52 bidding projects, holding 5000 patent records [2] - SMIC Shanghai was founded in 2000 with a registered capital of 244 million USD, involved in 127 bidding projects, and also holds 5000 patent records [2] - Both companies are primarily engaged in the manufacturing of computers, communications, and other electronic devices, with SMIC Shanghai having more administrative licenses (451) compared to SMIC Beijing (226) [2]

Core Viewpoint - Semiconductor companies, specifically SMIC, are actively pursuing innovation through patent applications, indicating a focus on enhancing semiconductor structures and methods, which may strengthen their market position in the industry [1][2]. Group 1: Patent Application - SMIC has applied for a patent titled "Semiconductor Structure and Its Formation Method," with publication number CN120035224A, filed on November 2023 [1]. - The patent describes a semiconductor structure that includes a substrate with an insulating layer and an active region, featuring gate structures that enhance ESD (Electrostatic Discharge) robustness and provide bidirectional ESD protection [1]. Group 2: Company Overview - SMIC Beijing was established in 2002, focusing on manufacturing for computers, communications, and other electronic devices, with a registered capital of 100 million USD [2]. - SMIC Shanghai was founded in 2000, also in the same industry, with a registered capital of 244 million USD [2]. - SMIC Beijing has participated in 51 bidding projects and holds 5000 patent records, while SMIC Shanghai has engaged in 127 bidding projects and also possesses 5000 patents [2].