Defendant
3 cases as defendant.
Grand Chip Labs, Inc. is a U.S. subsidiary of Kangxi Communication Technologies (Shanghai) Co., Ltd. (also known as KXcomtech or Grand Kangxi Communication Technologies Shanghai Co Ltd), a company founded in September 2014 and headquartered in Zhangjiang High-tech Park, Shanghai, China. As of 2023, the parent company, Grand Kangxi Communication Technologies (Shanghai) Co.,Ltd., employed 156 people. Grand Chip Labs, Inc. serves as the US/EU business development and general manager's office for its parent company.
The company operates in the semiconductor industry, specializing in the research, development, design, and sales of radio frequency (RF) front-end chips and modules. Their product portfolio includes Wi-Fi RF front-end modules (FEMs), amplifiers, switches, LNA + SW modules, and diplexers, utilizing a combination of GaAs and CMOS technologies. These components are designed for applications in WLAN infrastructure, 5G New Radio (NR), and the Internet of Things (IoT), serving products such as home wireless routers, smart gateways, enterprise-level wireless routers, smart homes, and smart Bluetooth speakers.
Grand Chip Labs, Inc.'s patent litigation posture indicates it is an operating company defending against legal actions. The company has been named as a defendant in two tracked cases and has not initiated any patent litigation as a plaintiff.
Notable litigation includes Skyworks Solutions, Inc. et al. v. Grand Chip Labs Inc. et al. before the International Trade Commission (ITC), filed on July 16, 2024, and Skyworks Solutions, Inc. v. Kangxi Communication Technologies Shanghai Co., Ltd. et al. in the U.S. District Court for the Central District of California, filed on May 6, 2024. These cases suggest a patent dispute with Skyworks Solutions, Inc. involving Grand Chip Labs, Inc. and its parent entity, Kangxi Communication Technologies Shanghai Co., Ltd.
This federal court case was stayed due to a related ITC investigation, resulting in no substantive verdict on infringement or validity.
Related companion case to 8:24-cv-00974, stayed pending the ITC investigation. The narrative states it appeared tied to US 7,409,200, but it could not confirm that the '101 patent was asserted here; it was resolved or withdrawn as part of the April 2026 settlement/withdrawal.
Skyworks' parallel district-court action asserting the '200 patent against Kangxi and Grand Chip Labs; D-Link entities and Ruijie were added by the First Amended Complaint. It was stayed under 28 U.S.C. § 1659(a) pending the ITC investigation, administratively closed, and voluntarily dismissed in April 2026.