格兰康希通信科技（上海）股份有限公司关于公司子公司涉及337调查及专利诉讼的进展公告

Core Viewpoint - The company, 康希通信科技 (Shanghai) Co., Ltd., and its subsidiary GRAND CHIP LABS, INC. have not violated Section 337 of the Tariff Act of 1930, as per the preliminary ruling by the ITC administrative judge, thus not infringing on Skyworks' patents [2][4][5]. Group 1: Case Background - The case is currently at the stage of the ITC's preliminary ruling regarding a Section 337 investigation initiated by Skyworks Solutions, Inc. and its affiliates, claiming patent infringement related to specific RF front-end modules (FEMS) [2][3]. - Skyworks filed a lawsuit in May 2024 against 康希通信科技 (Shanghai) Co., Ltd. and GRAND CHIP LABS, INC. for patent infringement, which led to the initiation of the ITC investigation in July 2024 [2][3]. Group 2: Preliminary Ruling Results - On January 24, 2026, the ITC administrative judge issued a preliminary ruling stating that 康希通信科技 (Shanghai) Co., Ltd. and GRAND CHIP LABS, INC. did not infringe on two of Skyworks' patents (US 9,917,563 and US 8,717,101) [4]. - Three other patents (US 9,450,579, US 9,148,194, and US 7,409,200) were withdrawn by Skyworks during the evidence disclosure phase, leading to their termination in the investigation [4][5]. Group 3: Company Response and Impact - The company emphasizes its commitment to intellectual property management and protection, maintaining a complete intellectual property system and conducting thorough IP checks before technology implementation [6][7]. - The favorable preliminary ruling is seen as a significant legal support for the company's product exports to the U.S. market, although both parties retain the right to request a review within the statutory period [7].