ALICE 4 - Robot Details, Use Case and Specifications

ALICE 4

ALICE 4 is a 160 cm humanoid robot with 41 DOF, proprietary gearless linear actuators, embedded AI compute, enabling precise, natural interactive tasks.

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Data verified by manufacturer

Made by

Aei Robot Co., Ltd.

Software Type

Closed Source

Software Package

Real-time Field-Oriented Control (FOC) for linear actuators. Vision and depth-sensing AI pipelines with object detection. Natural Language Processing (NLP) and gesture generation. VR-based teleoperation tools for skill transfer.

Actuators

Proprietary in-house developed gearless linear actuators with low friction and high precision.

Compiute

GENE-RAP6 and NVIDIA Jetson Orin NX embedded module processing live vision data and AI workflows.

Sensors

Force Sensing Resistors (FSR) for tactile feedback. Inertial Measurement Unit (IMU) for balance and movement monitoring. Depth cameras enabling 3D environment perception.

Max Op. time

mins

Robot Brief

ALICE 4 is an advanced humanoid robot platform developed by South Korea based AeiRobot. Standing around 160 cm tall and weighing approximately 45 kg, it features 41 degrees of freedom and proprietary gearless linear actuators which allow for highly precise and natural human-like movements. ALICE 4 emphasizes quiet operation, energy efficiency, and durability through an innovative linear actuator design without reducers. It integrates an onboard NVIDIA Jetson Orin NX compute module for AI vision, depth sensing, and real-time control, positioning it as a next-generation robot for diverse human environments. Its development is focused on seamless human interaction and multi-task support in commercial, research, and service applications.

Use Cases

Performs complex, human-like movements enabled by high-precision linear actuators.
Supports multi-modal perception through depth cameras and inertial measurement units (IMU).
Enables natural-language dialogue and context-aware gestures driven by AI processing.
Facilitates VR-based teleoperation and imitation learning for rapid skill acquisition.
Executes multi-step tasks including pick-and-place workflows autonomously.

Industries

Commercial & Service Robotics: Interactive roles in customer service, hospitality, and retail.
Research & Development: Platform for AI, robotics, and embodied intelligence innovation.
Entertainment & Education: Demonstrations and human-robot interaction experiments.
Healthcare & Rehabilitation: Potential for assistive robotics and patient engagement.

Specifications

Length

Width

Height (ResT)

Height (Stand)

1600

Height (Min)

Height (Max)

Weight (With Batt.)

Weight (NO Batt.)

Max Step Height

Max Slope

+/-

Op. Temp (min)

°C

Op. Temp (Max)

°C

Ingress Rating

No items found.

Intro

ALICE 4 uses gearless linear actuators for smooth and precise force control without reducers, optimizing for energy efficiency and low noise. The robot has multiple sensors including FSR (force sensing resistor), IMU, and depth cameras for environmental awareness and proprioception. It is powered by an NVIDIA Jetson Orin NX that enables real-time vision-based object detection and task execution. The design emphasizes modularity and durability with advanced thermal management systems to reduce heat impact during operation.

Connectivity

Supports Wi-Fi for cloud integration and control.
Compatible with remote monitoring and AI model updates.

Capabilities

41 degrees of freedom for fluid, natural motion.
Force-based impedance control for safe physical human interaction.
Multi-modal sensor fusion for navigation and task awareness.
Capable of natural language understanding and AI-driven task performance.
Supports teleoperation and imitation learning for rapid training.