Core Insights - The article analyzes the rise of tendon-driven solutions in the field of dexterous hands for humanoid robots, highlighting their potential and advantages over traditional drive methods [1] Group 1: Technical Requirements and Challenges of Dexterous Hands - Dexterous hands play a crucial role in humanoid robots, enabling interaction with the physical world and performing complex tasks [2] - The design of dexterous hands must meet stringent technical requirements, including high degrees of freedom, lightweight construction, and rapid response times [3][4] Group 2: Advantages of Tendon-Driven Solutions - Tendon-driven solutions offer significant advantages in terms of lightweight design, flexible layout, and biomimetic applications compared to traditional drive methods [5] - The ability to support remote actuation allows for better dynamic performance and energy efficiency, with finger flexion speeds reaching 30 milliseconds and motor response times as low as 18 milliseconds [8][9] - The use of ultra-high molecular weight polyethylene (UHMWPE) fibers enhances the reliability and performance of tendon-driven systems, reducing weight by 30%-40% and improving speed and flexibility [12][14] Group 3: Industry Applications and Case Studies - The Tesla Optimus humanoid robot exemplifies the successful integration of tendon-driven solutions, achieving 22 degrees of freedom and a response time of 0.2 seconds [16][17] - In medical applications, tendon-driven dexterous hands have been validated for precision tasks, such as in the da Vinci surgical system, demonstrating their adaptability and effectiveness [18] - Companies like 九章注 are pushing tendon-driven technology into the market, particularly in the field of smart prosthetics, offering lightweight and high-performance solutions at lower costs [19][20][21]

Group 1 - Jinqiu Fund has completed an investment in Yushu Technology, focusing on breakthrough technologies and innovative business models in the field of general artificial intelligence [3][4]. - Yushu Technology has launched its fourth humanoid robot, H2, which features significant upgrades in motion fluidity and bionic characteristics compared to its predecessor H1 [5][8]. - The H2 robot stands at 180 cm and weighs approximately 70 kg, with a BMI of 21.6, indicating a healthy physique [8][10]. Group 2 - The H2 robot has 31 joints, an increase of about 19% compared to the 26 joints in the previously released R1 model, enhancing its movement capabilities [10][12]. - H2 can perform complex actions such as ballet and martial arts, showcasing its advanced agility and fluidity in movement [15][16]. - The advancements in H2's design and performance expand its application prospects, including industrial automation, entertainment demonstrations, and companionship services [27][29].