3 main types of remote control and their applications
By Sophia Windsor 2018-06-28 14919 0
Remote control is an accessory device used to operate the destination device wirelessly from a distance, such as a television set, DVD player, or other home appliance.
Controlling robotic vacuum cleaner with remote control device is similar to other household appliances. Usually, you can even program your robotic vacuum cleaner using remote control device - when to clean, which area to clean etc.
Remote control is typically divided into three types, including infrared (IR) remote control, voice control and radio (RF) remote control.
Infrared remote control
Infrared remote control (IR remote control) uses light, and it requires line of sight to operate the destination device. For example, the remote control of television set, is just a type of infrared remote control. When operating it, you just need to make it aim to the direction of receiver. Infrared is also a kind of light with directionality.
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Infrared remote control has a rather lower cost, and is easy to encode with multi-function remote control.
The voice control is also referred to as ultrasonic remote control. The most common voice control is the street lights switch along the staircase corridor. This voice control is simple, sometimes do not even need a specialized remote control, maybe just need to stamp your feet, give a loud whistle, or simply speak louder.
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Radio remote control
Radio remote control (RF remote control) is used to control distant objects using a variety of radio signals transmitted by the remote control device.
As a complementary method to infrared remote controls, the radio remote control is used with electric garage door or gate openers, automatic barrier systems, burglar alarms and industrial automation systems.
The most common application is the radio remote control used in the burglar alarm of car and motorcycle. This kind of remote control costs higher, has a complex circuit, of course, with best performance. It has the farthest control distance and strong penetration capacity.
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