to deliver better content. By continuing you accept
See all devices compared
Expand your fleet with Mini
Upgrade your fleet's IQ with CM4
Increase fleet visibility and secure all your operations in real-time
Optimize your operations or projects by obtaining insightful telematics data
Secure your operations with precise localization and secure key management
Manage your code in a secure and standardized method
Strengthen your data flow with an All-in-one gateway
Explore some of our exiting topics
Explore our extensive Cloud API
Get answers to your questions in our documentation
Get inspired by the potential
Reach out to our support for extended help
Our shop offer a wide selection accesories to your project
Get an introduction to our cloud for businesses. Schedule your demo for FREE
Do you have any questions? We have compiled a list of very useful faqs
Learn more about what it means to be a part of AutoPi
Contact us about solutions for your business or projects
Check out our open positions
Login to your AutoPi cloud account here
5 min read
Experience BLE features with the AutoPi TMU! Enhance your journey with us and upgrade your vehicle's capabilities.
Bluetooth Low Energy, or BLE, is a wireless communication protocol designed for short-range communication between
devices. As its name suggests, it's a low power version of the classic Bluetooth technology, which makes it ideal
for devices that need to operate for extended periods on a small battery.
BLE was introduced with Bluetooth 4.0 and was a significant development in the Bluetooth standard. The main
advantage of BLE over classic Bluetooth is its significantly reduced power consumption. This allows BLE devices to
run for months or even years on tiny coin-cell batteries.
BLE is used in many applications, including fitness trackers, heart rate monitors, smartwatches, and other wearable
devices. It's also commonly found in home automation devices, beacons for location awareness, and energy management
In the automotive industry, Bluetooth Low Energy (BLE) has found significant utility, enhancing both the
functionality and the convenience of vehicles. Let's explore how:
Keyless Entry: BLE is often used for keyless entry systems in
modern cars. Your smartphone, equipped with a specific app and BLE, can act as a digital key. When you
approach the car, it recognizes your phone's BLE signal and unlocks the door. Some systems may also allow
you to start the car using this technology.
Personalized Settings: BLE can help personalize vehicle settings. For example, once your smartphone
is recognized, the vehicle could adjust seat position, mirrors, temperature, and radio presets to your
Vehicle Diagnostics and Maintenance: Some vehicle diagnostic tools use BLE to communicate information
about the vehicle's health to a smartphone app. This can include data on fuel efficiency, tire pressure,
engine health, and more, helping drivers maintain their vehicles more effectively.
In-car Entertainment Systems: BLE can connect smartphones or other devices to the car's entertainment
system, allowing for the streaming of music, podcasts, or other media.
Safety Enhancements: Some safety features also use BLE. For example, some child seat alarms use BLE
to alert the driver's smartphone if a child seat is still occupied when the car is turned off.
BLE stands for Bluetooth Low Energy. It's also known as Bluetooth 4.0 or Bluetooth Smart. Despite these different
names, they all refer to the same technology designed for power-efficient short-range communication.
Bluetooth Low Energy (BLE) operates in the 2.4 GHz ISM band and uses a frequency-hopping spread spectrum to minimize
interference from other devices. It employs a simpler connectivity process compared to classic Bluetooth and has
lower energy consumption.
BLE technology involves two types of devices: a "central" device that scans for and connects to other devices, and
"peripheral" devices that advertise their presence. Once connected, data can be exchanged between the devices.
Communication typically happens in small packets to conserve power, and the devices can enter a low-power sleep mode
when not actively communicating.
In the case of a car, the central device could be the vehicle's onboard system, while a BLE-equipped smartphone or
key fob could act as the peripheral device. When the central device recognizes the peripheral's BLE signal, it can
trigger certain actions, such as unlocking the doors or personalizing vehicle settings.
While both classic Bluetooth and BLE allow for wireless communication over short distances, their ideal use cases
are quite different.
Classic Bluetooth is better for continuous, high-data-rate transmissions, such as streaming audio. On the other
hand, BLE is optimized for low power consumption and is better suited to sending small amounts of data
In summary, Bluetooth Low Energy (BLE) is a power-efficient variant of classic Bluetooth technology. It's designed
to provide reliable connectivity for devices that need to communicate small amounts of data while operating on
minimal power. Whether it's for wearable devices, home automation, or energy management, BLE plays a crucial role in
our increasingly connected world. Understanding what BLE is and how it differs from classic Bluetooth can help you
choose the right technology for your needs.
Get in touch with us – We're ready to answer any and all questions.
* Mandatory fields
Email our engineers
We are here to help!
E-mail us at
or use the form below. We will get back to you ASAP.