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14th December 2022

How IoT Facilitates Seamless D2D (device-to-device) Connectivity

Device-to-device communication is common among wearable Internet of Things devices, such as a heart monitor connected with a wristwatch, since it eliminates the need to exchange data with several individuals.

Two or more electronic gadgets may engage in device-to-device communication when they are directly connected and can talk to one another. They can communicate via various networks, such as Internet Protocol (IP), Bluetooth, or even a cellular network using a SIM card, which is often sourced from a local IoT Sim Provider. Although all of these are reliable sources, the most commonly used protocols presently are Z-Wave and ZigBee.

This approach is often used in home automation systems to transfer relatively tiny data packets of information from one device to another at a somewhat slow data rate. This might include devices such as light bulbs, thermostats, and door locks communicating with one another through the exchange of modest quantities of data.


Connected devices for the Internet of Things are giving rise to a new world where information may be shared across various physical items. This includes sensors, on-device software, adjacent technologies, and other devices and systems. According to, by 2027, a nearly $250 billion market will have grown by at least five times.

The connectivity amongst the ‘things’ that make up the Internet of Things is a key component of the enabling technology that makes it possible for these exchanges to occur. As a result of enterprises capitalizing on the new possibilities, business models, and income streams made possible by the Internet of Things (IoT), a tremendous amount of value is now being obtained throughout the whole value chain.


There are multiple requirements of the IoT devices involved in determining which types of Internet of Things connections are used.

These requirements can range from IoT and connected devices that need to communicate infrequently with small amounts of data to always-connected IoT devices.

Connecting something as minute as a dental implant to something as massive as a tractor is possible because of the vast Internet of Things connections available.


Connecting all of these diverse items in the IoT and adding sensors to them adds a new degree of digital intelligence, which enables linked devices to interact in real-time and to engage in automated operations at an unprecedented scale.

IoT connected devices projections demonstrate a developing tendency for installations that include significant quantities of devices connecting to the internet. As the Internet of Things grows, the number of connections is fast increasing, which is reflected in IoT-connected devices forecasts.


Each connection model has its own unique set of properties. Security is notably simplified because you have these short-range radio technologies and one-to-one interaction between these two devices when using the Device-to-Device protocol.


Because of its low power requirements, Bluetooth Low Energy, also known as Bluetooth Smart or Bluetooth Version 4.0+, is popular among portable and wearable devices. This is because its low power requirements could mean that devices could operate on one battery for months or even years. Several standards are currently being developed around Device-to-Device, including Bluetooth Low Energy. Because of its lesser complexity, its size and cost may also be reduced.

Infographic created by Converge IoT, Premium Cradlepoint Distributor Unlocking the Power of 5G and LTE

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