FOC & motion control
Sensored or sensorless control selected for the motor and load, with tuning for dynamics and low-speed response.
PERMANENT MAGNET MOTOR DRIVES & CONTROL
Permanent magnet motors.
Engineered to perform.
PMSM and BLDC motor control is our foundation. We develop FOC algorithms, power electronics and engineering tools around your voltage, load and interfaces—for electric aviation, automotive systems and industrial motion.
BLDC / PMSM · FOC · CAN / CANopen
OPTIMUS JI / ENGINEERINGPMSM · BLDC
From control precision to system robustness
PM motor drives · integrated engineering
01
CONTROL
Control & state estimation
Sensored / sensorless FOC · observers · MTPA / field weakening
02
TIMING
Sampling & modulation
Single-shunt reconstruction · PWM / ADC timing · SVPWM
03
POWER
Power stage & fault response
Gate-drive sequencing · overcurrent protection · fault states
04
VALIDATION
Model-based development & calibration
Simulink → embedded control · XCP / A2L · bench validation
01Voltage-flexible platforms02BLDC / PMSM control03Hardware + firmware integration04Prototype to product release
01 / Core technology
Algorithms. Power electronics. Tools.
Designed around your motor.
We provide permanent magnet motor drive hardware, control firmware and integration engineering. Model-based development, bench tests and system integration connect algorithms to real loads, with a focus on dynamics, low-speed operation, continuous loads and diagnostics.
Power stage & thermal design
Define hardware around supply, peak and continuous load, packaging and cooling.
Diagnostics & engineering tools
Joint Drive Studio supports parameter, trace, fault-log and update workflows, depending on the delivered version.
OPTIMUS JI / HARDWARE
Products & hardware design
From control algorithms to drive hardware, designs are matched to the motor, supply and installation space.
↗ View full imageCompact motor drive board
↗ View full imageCustom-shaped power & control board
↗ View full imageSmall circular motor drive board
↗ View full imageMain drive control board · detail
Voltage, power, interfaces and form factor are agreed per project; each application may require different hardware.
02 / Applications
One motor-control foundation.
Application-specific engineering.
Electric aircraft, vehicles and industrial equipment have different missions. Each solution starts with the motor, load and control requirements. Robotic joints are one application, with voltage defined by the project.
01
Electric aviation drives
Joint development of propulsion control and auxiliary drives for eVTOL and UAV projects. Define validation around motor characteristics, mission profiles, thermal design and system interfaces.
Applications & capabilities
- Propulsion control firmware co-development
- Auxiliary pump and fan drives
- Motor and power-stage matching
- Ground-bench and system integration
Functions, supply range, performance and delivery status are confirmed in the project specification.
Discuss your project ↗
02
Automotive LV & HV drives
Low-voltage pumps, fans and actuators, alongside high-voltage motor drive development. Our team’s automotive experience supports algorithms, power stages, diagnostics and vehicle interfaces.
Applications & capabilities
- Low-voltage BLDC/PMSM control
- Custom HV drive projects
- Thermal management and actuator coordination
- Diagnostics, calibration and validation support
Functions, supply range, performance and delivery status are confirmed in the project specification.
Discuss your project ↗
03
Industrial pumps, fans & actuators
Permanent magnet motor drive development for pumps, fans, compressors and industrial actuators. Match startup loads, speed ranges and duty cycles, with tuning for noise, temperature and stable operation.
Applications & capabilities
- Sensored / sensorless selection by application
- Startup and variable-load tuning
- Noise, thermal and stability validation
- Equipment interfaces and diagnostics
Functions, supply range, performance and delivery status are confirmed in the project specification.
Discuss your project ↗
04
Robotic joint drives
Joint drives tailored to voltage, power and mechanical constraints. Position, speed and torque control with a focus on low-speed behavior, sustained loads and system integration.
Applications & capabilities
- Voltage, current and form factor matched to the load
- Position / speed / torque control
- CAN / CANopen integration by version
- Parameter, diagnostic and update integration
Functions, supply range, performance and delivery status are confirmed in the project specification.
Discuss your project ↗Supporting sensing & interaction
Sensing & interaction
Bluetooth, IMU, MCU, hardware wake-up and analog/digital I/O in a compact board. A hardware foundation for motion sensing, interaction and auxiliary control, with application firmware developed to requirements.
03 / How we work
A clear path from requirements to delivery.
Define
Motor, load, voltage, interfaces and project goals.
Co-design
Align algorithms, power stages, packaging and communication.
Validate
Bench tests, tuning and system integration.
Release
Agree the version, acceptance scope and supply plan.
MOTOR + CONTROL, ENGINEERED TOGETHER
04 / LET’S BUILD
Start with your motor project.
Tell us about your application, motor and current challenge. We can discuss scope, prototypes and next validation steps.
zz@optimusji.com ↗Shanghai, China
Optimus Ji Technology Co., Ltd.