Healthtech, connected sports & fitness, and accessibility technologies are transforming how people monitor wellness, improve performance, and navigate the world around them. Intelligent sensing enables devices to interpret human movement and environmental context, unlocking new possibilities for training, safety, and accessibility.
TDK powers healthtech, accessibility, and sports & fitness innovation with sensing solutions that deliver accuracy, responsiveness, and reliability. Our technologies enable activity tracking, body position sensing, voice interaction, spatial awareness, and real-time insights across devices ranging from wellness technologies and assistive tools to high-performance sports equipment
Healthtech, accessibility, sports & fitness applications
Extending human capability through advanced sensing
Moving your health, accessibility, sports & fitness forward
Built in efficiency, responsiveness, safety and more
Explore features and benefits of using TDK sensor technology to power your innovations
Built-in intelligence
On-chip processing, sensor fusion, and machine learning reduce system complexity while improving accuracy and efficiency
Safety & protection
Advanced detection capabilities help identify shocks, impacts, and abnormal motion to support user and player safety
Real-time responsiveness
Supports continuous monitoring with low latency for fast detection of motion, events, and changes in activity
Flexible integration
Supports instant detection of motion, impacts, and events for fast system response and improved user safety
Power efficiency for all day use
Optimized for all-day use with low-power features that support continuous monitoring without draining battery life
Accurate tracking
Enables precise measurement of movement, position, and performance for fitness, sports, and wellness applications
Built-in intelligence
On-chip processing, sensor fusion, and machine learning reduce system complexity while improving accuracy and efficiency
Safety & protection
Advanced detection capabilities help identify shocks, impacts, and abnormal motion to support user and player safety
Real-time responsiveness
Supports continuous monitoring with low latency for fast detection of motion, events, and changes in activity
Flexible integration
Supports instant detection of motion, impacts, and events for fast system response and improved user safety
Power efficiency for all day use
Optimized for all-day use with low-power features that support continuous monitoring without draining battery life
Accurate tracking
Enables precise measurement of movement, position, and performance for fitness, sports, and wellness applications
Featured video
TDK MEMS Sensors Enable Accessibility Innovation with WeWALK's AI-powered Smart Cane 2
WeWALK's AI-powered Smart Cane 2 offers “unlimited mobility” for visually impaired people, enabled by the power of MEMS sensors by InvenSense, a TDK group company.
Build smarter health,accessibility, sports & fitness experiences
Discover how our technology lets you create innovations in accessibility, health, sports, and fitness devices with precision and intelligence
Health tracking with smart rings & wearables
Digital health technologies are giving people unprecedented visibility into their daily wellness. Smart rings, activity trackers, and connected health devices use advanced sensing to monitor movement, sleep, and overall activity in real time.
TDK sensors enable accurate motion tracking, intuitive interaction, and intelligent sensing in compact health monitoring systems.
Sports with smart helmets, golf clubs & bats
Connected sports equipment and training systems are transforming how athletes measure performance and refine technique. Motion and magnetic sensing capture swing dynamics, body movement, and equipment orientation to provide actionable performance insights. Here are some examples:
- Smart helmets with impact detection
- Connected bats and rackets for swing analytics
- Motion-based training and coaching systems
Accessibility technology & audio AI
Assistive technologies extend human sensing capabilities and empower people with visual or hearing impairments. By combining motion sensing, spatial awareness, and advanced audio processing, these devices help users better interpret their surroundings and navigate environments safely. Examples include:
- Smart canes with obstacle detection
- Smart glasses for navigation assistance
- Audio AI systems for hearing enhancement and environmental awareness
Fitness Bands & Trackers
Fitness technologies are helping users stay active and motivated through data-driven movement analysis. Motion sensing enables accurate tracking of steps, workouts, posture, and movement patterns to support healthier lifestyles and improved training outcomes. Here are some examples:
- Activity trackers and training monitors
- Motion-enabled exercise equipment
- Movement analysis systems for workouts and rehabilitation
Sensors powering smarter healthtech, sports and fitness, and accessibility devices
From voice interaction to motion tracking and spatial awareness, TDK sensors enable devices that understand movement, sound, and the world around them.
SmartMotion®
Turn motion data into meaningful insights with MEMS inertial sensors
SmartMotion MEMS sensors deliver precise motion, orientation, and impact detection for wearables, sports equipment, and immersive devices, enabling responsive interaction and advanced motion analytics.
• Track motion, orientation, and impacts for activity monitoring and safety functions
• Enable gesture control, head tracking, and spatial navigation with 6-axis and 9-axis sensing
• Capture high-precision motion data for sports analytics including velocity, spin, and player movement
SmartSound™
Make voice interaction natural and reliable with MEMS microphones
SmartSound MEMS microphones capture voice and acoustic signals with exceptional clarity, enabling reliable voice interfaces and acoustic event detection across wearable and accessibility devices.
- Capture voice accurately for communication, coaching, and voice commands
- Improve accessibility with reliable speech capture and ambient noise reduction
- Enable hands-free interaction through voice control and acoustic activity detection
SmartSonic™
Give devices awareness of people and surroundings with UToF sensors
Ultrasonic time-of-flight sensors provide accurate distance, presence, and proximity detection, allowing devices to sense their surroundings and respond intelligently.
- Detect presence and proximity to automatically activate devices
- Provide spatial awareness so systems adapt to user position and surroundings
- Enable touchless interaction through gesture recognition and obstacle detection
SmartMagnetics
Create responsive controls and accurate positioning with Hall & TMR sensors
SmartMagnetics sensors deliver accurate magnetic sensing for position detection, rotational inputs, and contactless control across wearable and sports technologies.
- Enable precise controls for digital crowns, buttons, dials, and rotary inputs
- Support autofocus and position tracking in cameras, AR/VR devices, and wearables
- Deliver reliable, low-power sensing with robust contactless operation
Product Spotlight
Explore popular sensors for health, accessibility & fitness
ICM-45686
High-Precision 6-Axis MEMS MotionTracking® Device
The ICM-45686 is an ultra high‑performance 6‑axis MEMS motion sensor family with the world’s first BalancedGyro™ technology and lowest power consumption. The sensor combines a 3‑axis gyroscope and a 3‑axis accelerometer in a compact 2.5 × 3 × 0.81 mm package.
The BalancedGyro technology by TDK is the first‑of‑its‑kind gyroscope MEMS architecture that enables supreme vibration rejection and temperature stability performance, an enhancement never seen before in a consumer gyroscope.
ICM-45686 provides higher full-scale range upto 4000 dps and 32g, better temperature stability to reduce temperature related drift, and high-performance features such as Real Time Clock Input and 18/19 bit high-resolution FIFO.
This family offers the world’s lowest power 6‑axis motion sensor. This allows the gyroscope to be on 40% of the times more than any other gyroscope in the industry. This also offers the very first Gyroscope Low Power Mode, enabling ~200uA of 6-axis IMU current consumption, making it the top choice for wearables, hearables and any battery driven IoT application.
It has a configurable host interface that supports I3C℠, I²C and SPI serial communication, and an AUX interface that supports SPI slave mode for connection to OIS controllers or I²C master mode for connection to external sensors.
ICU-30201
High-Performance Ultra-Compact Ultrasonic Time‑of‑Flight Sensor for Ultra-Long-Range Applications
The ICU-30201 is a high-performance ultrasonic Time-of-Flight sensor that is ideal for measuring the range of objects between 30cm and 9.5m, and offers a customizable field-of-view of up to 180º. It has a sample rate of 75 samples per second at 2 meters, and 18 samples per second at 9 meters. It comes in a 5.17 × 2.68 × 0.9 mm LGA package, and includes an integrated DSP for signal processing.
T5838
Bottom Port PDM Digital Output Multi‑Mode Microphone
The T5838 is a low noise, high AOP digital Pulse Density Modulation (PDM) microphone using a fifth-order Σ‑Δ modulator. It also features Acoustic Activity Detect (AAD), a new ultra-low power edge processing feature consuming as low as 20 µA.
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