毫米波旋转助力高可靠互连：德氪微发布无线EtherCAT模块

Core Insights - The industry is shifting its focus from "mobility" to "stable delivery" in the context of embodied intelligence and humanoid robots, emphasizing the importance of engineering details that ensure reliability, such as internal joint connections [1] Group 1: Industry Trends - The consensus in the industry is that the real differentiators for robots in practical applications are not just algorithms and structural design, but also the often-overlooked engineering details that affect reliability [1] - Key engineering challenges in humanoid robots include managing multiple "rotational interconnection nodes" in constrained spaces, which require reliable communication and power transmission through rotating interfaces [1] Group 2: Product Development - 德氪微 recently launched a millimeter-wave wireless EtherCAT module (SDKT1020-P020-FETN) designed for the rotational joints in embodied intelligence applications, aiming to enhance reliability and interconnectivity [3] - This module utilizes proprietary millimeter-wave wireless connection chips and full-duplex circularly polarized antennas to achieve non-contact data transmission at rotating interfaces, integrating both data and power transmission [3][4] - The module supports various communication protocols (Ethernet/EtherCAT/CAN) and can achieve data rates up to 3Gbps, catering to high-bandwidth requirements [4] Group 3: Reliability and Performance - The module targets a bit error rate (BER) of less than 10⁻¹², operates in temperatures ranging from -25℃ to 85℃, and supports a maximum rotational speed of 2000 r/min, with a lifespan exceeding 3 years [5] - The design is compact, facilitating installation within joint cavities and allowing for customization to fit different robotic applications [5] - The focus is on reducing wiring, lowering maintenance needs, and enhancing the reliability of interconnections, which is crucial as embodied intelligence robots transition from demonstration to mass delivery [5]