在电机选型方面，系统采用两种型号的高扭矩无刷直流万向节电机，分别针对不同部位的力反馈需求进行模块 化配置。 较大型号电机单体重 265克，最大拉力42N，功率15.6W；较小型号则为140克，最大拉力17N， 功率14.4W。通过合理搭配，整套系统含电池总重低于5公斤，穿戴时间控制在30秒以内，兼顾了性能与实 用性。 ▍系统设计：绳驱机构与模块化结构 Kinethread系统的核心设计采用了计算机控制的电动卷轴与绳索传动机构，结合模块化轻量战术背心作为承 载平台。 该背心不仅能够将负载均匀分布至背部、肩部与腰部，提升长时间穿戴的舒适度，还通过标准化织带系统为电 机和绳索提供了稳定的安装点。系统共集成 10个电动卷轴，其中8个布置于用户腰部，既符合人体工程学设 计，也能利用躯干与肢体之间的重量差异，有效隐藏电机运行时的反向拉力，使用户更清晰地感知来自肢体的 力反馈。其余电机则分布于手部、腿部、腹部、背部及头部等关键区域，实现对多个身体部位的精准触觉支 持。 在虚拟现实与增强现实技术不断发展的今天， 触觉反馈作为提升沉浸感的关键环节，仍面临消费级设备功能 有限与专业设备成本高昂的双重挑战。 目前，主流消费级触觉设 ...

Group 1: Luxury Market Overview - In 2025, the global luxury goods industry is expected to face challenges, with a projected weighted organic sales decline of 3% year-over-year in Q2, worsening from a 1% decline in Q1, indicating increasing market pressure [2] - Many luxury brands are shifting focus towards more affordable and practical entry-level luxury products, with eyewear emerging as a central category [2] Group 2: Meta's Investment in Eyewear - Meta Platforms Inc. has acquired just under 3% of EssilorLuxottica, the parent company of Ray-Ban, for approximately €3 billion, marking a significant investment in the AI smart eyewear sector [4] - This investment deepens Meta's collaboration with EssilorLuxottica and reflects its long-term commitment to the smart eyewear market, with potential plans to increase its stake to around 5% [7] Group 3: Partnerships and Agreements - Prada has renewed its licensing agreement with EssilorLuxottica for the production and global distribution of its eyewear brands, extending the contract until December 31, 2030, with an option to renew until December 31, 2035 [5] - Kering Eyewear has acquired Italian lens manufacturer Lenti, enhancing its vertical integration in the luxury eyewear sector, and has shifted to direct control over design, production, and distribution [12] Group 4: Market Trends and Innovations - The global luxury eyewear market is projected to grow from $34.76 billion in 2024 to $40.84 billion by 2030, indicating a robust growth trajectory compared to the overall luxury goods sector [16] - Meta has launched the "Ray-Ban I Meta" smart glasses, which quickly sold over 1 million units, showcasing strong consumer interest in smart eyewear [9] Group 5: Challenges and Strategic Responses - Recent changes in U.S. tariff policies pose new challenges for eyewear manufacturers, with EssilorLuxottica evaluating the possibility of relocating some production to the U.S. [18] - EssilorLuxottica reported a 6% year-over-year revenue increase to €26.51 billion for FY 2024, with Q1 2025 revenue rising 8.1% to €6.85 billion, driven by growth in the European market and strong performance of Ray-Ban Meta smart glasses [18]

Group 1 - The third "Goer Cup" VR/AR Challenge Finals will take place from July 16 to 18 at Goer's global R&D headquarters in Qingdao, with over 300 teams from more than 50 universities participating, marking a growth of over 40% compared to previous editions [1][2] - A total prize pool exceeding 200,000 yuan will be awarded to the finalists, which include elite teams from top universities such as Tsinghua University, Zhejiang University, and the National University of Singapore [1] - The finals will adopt a "technology arena + industry exploration" format, where teams will showcase their innovative VR/AR technologies and industry application solutions to a panel of judges composed of corporate executives, senior R&D engineers, and industry experts [2] Group 2 - The judging criteria will include innovation, technology, maturity of the work, market and business model, and on-site performance, leading to the selection of first, second, third prizes, and a special award [2] - Winners will gain access to a green channel for recruitment at Goer, along with quality job recommendations, while outstanding proposals may be included in Goer's partner database for future collaboration [2] - Participants will have the opportunity to visit Goer's global R&D headquarters and experience leading-edge manufacturing lines, gaining insights into the entire process from concept to mass production [2]