Understand your surroundings using our high-speed, high-resolution AFE for time-of-flight (ToF)-based proximity and distance sensing

parametric-filterView all products
Our proximity sensing products, tools and development kits enable the next generation of optical-sensing systems such as factory automation, building automation, appliances and more. Our devices allow for full customization of every aspect of your design using our ToF chipsets in your long-range distance measurements, obstacle detection or avoidance applications.

Why choose our proximity and distance sensors?

checkmark

System design flexibility

Detect near and far objects of various shapes, sizes, colors, materials and reflectivity levels in a wide or narrow field of view (FoV)

checkmark

Precision distance measurements

Accurately detect objects with a 3mm resolution at a range of 3cm to 15m

checkmark

Target localization

Determine object distance and direction using up to three sensing zones

Technical resources

Video series
Video series
TI Precision Labs (TIPL) time-of-flight (ToF) training series
Learn about ToF and proximity sensing technology and the tools we offer for easy implementation into industrial and consumer applications.
Application note
Application note
Introduction to Time-of-Flight Long Range Proximity and Distance Sensor System (Rev. B)
This document describes the detailed functionality of ToF proximity systems, explains the trade-offs involved in a typical ToF system and provides a step-by-step design flow.
document-pdfAcrobat PDF
Application note
Application note
How to select the right proximity sensor technology
Take a look at our infographic to quickly understand the pros and cons of each proximity sensing technology we offer, including optical ToF.
document-pdfAcrobat PDF

Discover featured applications

OBSTACLE DETECTION SENSOR
Enable obstacle detection and avoidance for automatic guided vehicles using our proximity sensors
MOTOR DRIVES
Take high-precision long-range distance measurements across multiple zones
OCCUPANCY DETECTION
Authorize your system to wake up, turn off, go to sleep or take other actions based on the presence-detection feature of our proximity sensors

Enable obstacle detection and avoidance for automatic guided vehicles using our proximity sensors

Our optical time-of-flight proximity sensors allow you to implement obstacle detection and avoidance for vehicle landing navigation and obstruction notification.

Benefits:

  • Flexible field of view enables full system customization. 
  • Immunity to target color or reflectivity ensures comprehensive environmental sensing.
  • Ambient light cancellation up to 130kLux.

Featured resources

REFERENCE DESIGNS
  • TIDA-010077 – Obstacle, cliff detection and stuck prevention all-in-one reference design for robotic applications
  • TIDA-010021 – Wide-range (120° FoV at 1.6 meters) proximity sensing reference design with immunity to sunlight
PRODUCTS
  • OPT3101 – ToF-based long-range proximity and distance sensor analog front end (AFE)
HARDWARE DEVELOPMENT
  • OPT3101EVM – OPT3101 ToF-based long-range proximity and distance sensor AFE evaluation module
DESIGN TOOLS AND SIMULATION
SOFTWARE DEVELOPMENT

Take high-precision long-range distance measurements across multiple zones

High-precision measurements over long-range applications enable a better system understanding of the environment.

Benefits:

  • 4kHz sample rate enables precise measurements in high-speed systems.
  • Maintains resolution down to a few millimeters while keeping long-range targets.
  • Immunity to target color or reflectivity ensures comprehensive environmental sensing.
  • Ambient light cancellation up to 130kLux.

Featured resources

REFERENCE DESIGNS
  • TIDA-010021 – Wide-range (120° FoV at 1.6 meters) proximity sensing reference design with immunity to sunlight
  • TIDA-010077 – Obstacle, cliff detection and stuck prevention all-in-one reference design for robotic applications
HARDWARE DEVELOPMENT
  • OPT3101EVM – OPT3101 ToF-based long-range proximity and distance sensor AFE evaluation module
DESIGN TOOLS AND SIMULATION
SOFTWARE DEVELOPMENT

Authorize your system to wake up, turn off, go to sleep or take other actions based on the presence-detection feature of our proximity sensors

Make your system smarter and more efficient by enabling actions based on presence detection in ATMs, kiosks, printers and other portable applications.

Benefits:

  • 4,000 frames-per-second sample rate enables reliable detection of fast-moving targets.
  • Adaptive high dynamic range enables automatic change for both low and high power levels.
  • Suitable for outdoor environments; unaffected by environmental changes such as high temperature, humidity or fluctuating air pressure.
  • Immunity to target color or reflectivity ensures comprehensive environmental sensing.

Featured resources

REFERENCE DESIGNS
  • TIDA-010077 – Obstacle, cliff detection and stuck prevention all-in-one reference design for robotic applications
  • TIDA-010021 – Wide-range (120° FoV at 1.6 meters) proximity sensing reference design with immunity to sunlight
PRODUCTS
  • OPT3101 – ToF-based long-range proximity and distance sensor analog front end (AFE)
HARDWARE DEVELOPMENT
  • OPT3101EVM – OPT3101 ToF-based long-range proximity and distance sensor AFE evaluation module
DESIGN TOOLS AND SIMULATION
SOFTWARE DEVELOPMENT

Design & development resources

Simulation tool
OPT3101 system estimator tool

The OPT3101 system estimator tool analyzes the performance of the OPT3101, which is a time-of-flight (ToF)-based, long-range proximity and distance sensor analog front end (AFE). The tool determines if the OPT3101 is able to meet design requirements under various conditions.

Software development kit (SDK)
OPT3101 software development kit (SDK)

The OPT3101 software development kit (SDK) provides a C++ library of functions to control and calibrate systems using the OPT3101, which is a time-of-flight (ToF)-based, long-range proximity and distance sensor analog front end (AFE).

IDE, configuration, compiler or debugger
OPT3101 configurator tool

The OPT3101 time-of-flight (ToF) analog front end (AFE) configurator tool is an offline graphical user interface (GUI) for customizing the configuration of the OPT3101, which is a ToF-based, long-range proximity and distance sensor AFE. OPT3101CONFIG-SW provides a high level of (...)