Log amplifier or logarithmic amplifier is an electronic circuit that produces output that is proportional to the logarithm of the applied input. Basically it performs mathematical operation of a logarithm. In this article, we will see the different log amplifier circuits, its working and log amplifier applications. Basically two circuits are there to perform the … Read more
An electric vehicle is a vehicle which uses electric motors to drive itself. EV is a shortened acronym for an electric vehicle. EV motors are powered from electric power. The electric power can be supplied to the motors in several ways. Motors can be powered (a) by the energy storage system (e.g. batteries) housed on … Read more
The word ‘Big Data’ refers to a large volume of data which can be better understood by analyzing the amount of data which is produced by certain companies. Walmart can handle customer transactions which may be up to 1 million transactions every hour. Facebook generates 40 billion photos from its user base. Decoding the human … Read more
Smoke detectors are very popular electronic device which are used to detect the presence of smoke in the surrounding, indicating the possibility of fire. Hence, these are very important in prevention of mishaps due to any fire accident. These devices are present almost in all infrastructures ranging from small restaurants to big buildings and government … Read more
NFC stands for Near Field Communication. NFC is a short range, low-speed set of wireless communication protocols for exchange of data between two electronic devices. The range of NFC is about 4 cm or less. They can be used for contact less payments using mobile handsets without the use of any credit or debit card. … Read more
3G and 4G are cellular standards that can be utilized for wireless communication. Cellular standards actually found its significance since the era of 2G or GSM. GSM is the second in the generation of cellular technology history and it stands for Global System for Mobile Communication. It had greater capacity and efficiency compared to the … Read more
6LowPAN stands for Internet Protocol version 6 over low power Personal Area Networks. It defines encapsulation and header compression mechanisms. It can be used across multiple platforms like Ethernet, Wi-Fi, IEEE 802.15.4 and sub-1GHz ISM. The IPv6 stack is the key attribute which has been a significant development to support internet of things (IoT) applications … Read more
Radio Frequency Identification (RFID) is yet another technology which taps the power of radio waves to transmit in a wireless network to uniquely identify an object, person or animal. The Internet of Things or IoT solutions require radio capability to receive and transmit radio waves as a means of communication between the IoT devices as … Read more
Bluetooth is a short-range wireless communication aimed to replace the conventional cables and wires to communicate between fixed or mobile devices. It allows the user to attend calls from their headphones itself. It allows the keyboard and mouse to go wireless. It allows files to be shared over a short distance e.g. ‘Air Drop’. It … Read more
Z-Wave is a wireless protocol that uses radio waves to transmit information. It is primarily used in smart homes particularly for control, monitoring and status reading for household appliances having physical range of 100 meters. It operates in ISM band and is developed for low bandwidth data communication applications. This technology, due to its interoperability … Read more
