A hybrid electric vehicle (HEV) is a type of hybrid vehicle that couples a conventional internal combustion engine (ICE) with one or more electric engines into a combined propulsion system. The presence of the electric powertrain, which has inherently better energy conversion efficiency, is intended to achieve either…

A power inverter or power invertor, often simply called an inverter or invertor, is a power electronic device or circuitry that changes direct current (DC) to alternating current (AC). The resulting AC frequency obtained depends on the particular device employed.

In air conditioning, an inverter compressor is a compressor that is operated with an inverter. In the hermetic type, it can either be a scroll or reciprocating compressor.

A solar inverter or photovoltaic (PV) inverter is a type of power inverter which converts the variable direct current (DC) output of a photovoltaic solar panel into a utility frequency alternating current (AC) that can be fed into a commercial electrical grid or used by a local, off-grid electrical network. It is a…

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The Samsung Galaxy S8 and S8+ are Android-based smartphones produced by Samsung Electronics as the eighth generation of the Samsung Galaxy S series. The Samsung Galaxy S8 & Samsung Galaxy S8+ were unveiled on 29 March 2017 and directly succeeded the Samsung Galaxy S7 & S7 Edge, with a North American release on 21…

Samsung GT-S5230, variously marketed as Tocco Lite, Avila, Samsung Star and Samsung Player One, is an entry-level touchscreen smartphone announced in March 2009 and released in May 2009 by Samsung. It was highly popular as a cheap touch phone, with Samsung reporting sales of 30 million by December 2010.

A camera phone is a mobile phone that is able to capture photographs and often record video using one or more built-in digital cameras. It can also send the resulting image wirelessly and conveniently.

The history of the single-lens reflex camera (SLR) begins with the use of a reflex mirror in a camera obscura described in 1676, but it took a long time for the design to succeed for photographic cameras. The first patent was granted in 1861, and the first cameras were produced in 1884, but while elegantly simple in…

The Samsung Galaxy Star is a low-end Android-based smartphone manufactured and developed by Samsung Electronics. It was announced in April 2013, and was subsequently released in May of the same year.