Self-developed 4D LiDAR L1 + GPT large language model What are the cool technologies of Unitree Go2 quadruped robot?

Robot Lecture Hall News: On July 12, Yushu Technology released Unitree Go2 (hereinafter referred to as the Go2 quadruped robot), a new species of embodied intelligence. The price starts at 9,997 yuan. It comes standard with 4D ultra-wide-angle lidar and integrates large-model GPT. , as early as June 2021, Yushu Technology had taken the lead in releasing the accompanying bionic robot Go1, and began to explore the consumer-level quadruped robot market for the first time.

List of important parameters of Go2 quadruped robot

The Go2 quadruped robot released this time has four models, namely AIR version, PRO version, MAX version and EDU version for the education market. Yushu Technology provides customized options for the Go2 quadruped robot based on the needs of different groups of people.

Optional solutions include computing power improvement modules and battery life modules, including NVIDIA Jetson Orin development modules and kits and a 15000mAh long-life battery.

▍Equipped with Unitree’s self-developed 4D lidar L1, it has all-terrain sensing capabilities

Judging from the officially exposed video footage, the Go2 quadruped robot has excellent flexibility and obstacle avoidance capabilities, and has all-terrain perception capabilities.

Go2 quadruped robot is equipped with self-developed 4D lidar L1

This is due to Unitree’s self-developed 4D lidar L1 equipped on the Go2 quadruped robot. The radar is small in size, only 75*75*65mm, and weighs only 230g. It has ultra-low blind zone detection capabilities and a low minimum detection distance. to 0.05m.

In addition, Unitree’s self-developed 4D lidar L1 has the ability to operate in all scenarios and can effectively resist interference from indoor ambient light and outdoor strong light. It can achieve stable ranging and high-precision mapping under strong outdoor light of 100Klux. It can accurately detect highly transparent objects such as glass.

▍Embodied intelligence: AI robot GPT large model empowerment

It is worth mentioning that the Go2 quadruped robot adopts the Open AI GPT large language model, which has excellent data processing and analysis capabilities. It can make quick and accurate decisions in response to human instructions by combining perception and understanding capabilities. Adding the GPT large language model The latest Go2 quadruped robot is more emotional during question and answer interactions, rather than programmed and rigid language.

Go2 quadruped robot uses GPT large language model

In the future, in addition to GPT, the Go2 quadruped robot will also be compatible with more major domestic language models

In addition, the Go2 quadruped robot also opens the domestic large language model interface. In the future, it can be equipped with domestic mainstream large language models including Pangu large model, Tongyi Qianwen, Wenxin Yiyan and other domestic large language models according to the needs of customers in multiple scenarios.

▍Remote control, long battery life, high torque, full hardware configuration

Thanks to the excellent motor performance, the Go2 quadruped robot joint can provide a peak torque of 45N·m, and the joint performance is improved by 30%, allowing the robot to complete more complex actions. In addition, in order to avoid motor overload and overheating caused by long-term transportation, the Go2 quadruped robot is also equipped with a heat pipe auxiliary cooling system in the knee joint area, which can effectively reduce the temperature.

Go2 quadruped robot has flexible mobility

Go2 quadruped robot is equipped with a front-facing 120° ultra-wide-angle camera

In terms of hardware configuration, the Go2 quadruped robot is equipped with a 120° ultra-wide-angle camera, which allows the Go2 quadruped robot to take photos for you through voice commands and record every wonderful moment. At the same time, the Go2 quadruped robot also has a front lighting, which can accurately identify the environment and routes in dark light environments when turned on, thereby improving its nighttime mobility.

Go2 quadruped robot has visual positioning and tracking functions and can run on all terrains

In addition, the Go2 quadruped robot can simulate the actions of a real pet dog such as chasing and picking up balls, while taking into account running in all-terrain conditions, with a maximum running speed of up to 5m/s.

Go2 quadruped robot has the ability to walk on complex terrain

In terms of battery life, the Go2 quadruped robot is equipped with an 8000mAh battery in the AIR version, PRO version, and MAX version, which can meet the battery life of 1-2 hours. The EDU education version is equipped with a 15000mAh battery, which can meet the battery life of 2-4 hours. . In terms of charging, the AIR and PRO versions are standard charging methods, using 33.6V 3.5A charging efficiency, while the MAX and EDU versions provide 33.6V 9A charging efficiency.

▍Step action offline interaction supports voice command control under no network condition

Judging from the exposed video footage, the Go2 quadruped robot has excellent athletic ability and balance ability, and can adapt to different terrains, including going up and down stairs, jumping, handstands, shaking hands, somersaults and other action postures.

Go2 quadruped robot can easily complete difficult actions

In addition, the Go2 quadruped robot voice assistant has been fully upgraded and has offline voice commands. Even in an environment without a network, users can control the Go2 quadruped robot through voice commands.

▍ISS2.0 Intelligent Accompanying System Image Transmission Sensor Cloud OTA Upgrade

The Go2 quadruped robot has an intelligent accompanying function and is equipped with the ISS2.0 intelligent accompanying system. Through wireless vector positioning and control technology, the positioning accuracy is increased by 50%. Go2 quadruped robot has 4G ESIM card (Pro) Wi-Fi 6 and 5.2 Bluetooth module, which has more stable connection and control capabilities and supports long-distance control function.

Go2 quadruped robot has ISS2.0 intelligent accompanying system and can easily avoid obstacles in front

In addition, the Go2 quadruped robot has real-time video image transmission and radar height map display functions, helping users to view the surrounding environment anytime and anywhere. The APP supports display of various sensor data, allowing for a clearer and more accurate grasp of the robot's operating status. The 4G module supports remote beyond-line-of-sight control.

Go2 quadruped robot comes with real-time mapping function

In terms of OTA upgrades, users can automatically connect to cloud OTA services through the Go2 quadruped robot to continuously improve user experience.

▍Robotic arm, charging pile, high computing power module, strong expansion capability

The Go2 quadruped robot is equipped with a steering mechanical arm, which can complete actions such as grabbing and carrying. In practical application scenarios, the Go2 quadruped robot can use navigation laser radar, high computing power modules and charging piles to realize housekeeping. Nursing home, independent setting of inspection routes and other functions.

Go2 quadruped robot equipped with steering gear mechanical arm

As of press time, Yushu Technology’s Go2 quadruped robot has been launched on the Tmall Unitree flagship store. The first batch of launches include AIR and PRO versions, priced at 9,997 yuan and 18,600 yuan respectively. However, we learned through official customer service , the products are currently being prepared for mass production, and the first batch of products will be delivered to customers by the end of August. If necessary, customers can directly contact Yushu to purchase the MAX and EDU versions, as they are designed to meet the customized needs of different customers.

Go2 quadruped robot AIR/PRO two versions are now available for sale at Tmall flagship store

Special skills of the Go2 quadruped robot: Go down the stairs upside down

Yushu Technology said: The release of the Go2 quadruped robot is another innovation in the field of robotics, a prominent manifestation of high-tech achievements, and an indispensable part of future smart life. It will be applied to home entertainment, smart assistants, Education and training, medical care and other fields bring more convenient, intelligent and efficient services to people. We firmly believe that through Yushu’s continuous exploration and innovation, it will continue to lead the advancement of the quadruped robot industry. Create a technological world with the Unitree Go2 quadruped robot, explore a better future together, and feel the charm of technology.

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