The HomeLink Wireless Control System is a

radio frequency Radio frequency (RF) is the oscillation rate of an alternating electric current or voltage or of a magnetic, electric or electromagnetic field or mechanical system in the frequency range from around to around . This is roughly between the u ...

(RF)

transmitter In electronics and telecommunications, a radio transmitter or just transmitter (often abbreviated as XMTR or TX in technical documents) is an electronic device which produces radio waves with an antenna (radio), antenna with the purpose of sig ...

integrated into some

automobile A car, or an automobile, is a motor vehicle with wheels. Most definitions of cars state that they run primarily on roads, Car seat, seat one to eight people, have four wheels, and mainly transport private transport#Personal transport, peopl ...

s that can be programmed to activate devices such as

garage door opener A garage door opener is a motorized device that opens and closes a garage door controlled by switches on the garage wall. Most also include a handheld radio remote control carried by the owner, which can be used to open and close the door from ...

s, RF-controlled lighting, gates and locks, including those with

rolling code A rolling code (or sometimes called a hopping code) is used in keyless entry systems to prevent a simple form of replay attack, where an eavesdropper records the transmission and replays it at a later time to cause the receiver to 'unlock'. Such ...

s. The system typically features three buttons, most often found on the driver-side visor or on the overhead console, which can be programmed via a training sequence to replace existing remote controls. It is compatible with most RF-controlled garage door openers, as well as

home automation Home automation or domotics is building automation for a home. A home automation system will monitor and/or control home attributes such as lighting, climate, entertainment systems, and appliances. It may also include home security such ...

systems such as those based on the X10 protocol. HomeLink is compatible with radio frequency devices operating between 288 and 433 MHz. Select 2007 and newer vehicles are compatible up to 433 MHz.

History

HomeLink won the ''

Automotive News ''Automotive News'' is a weekly newspaper established in 1925, written for the automotive industry, predominantly for individuals corresponding with automobile manufacturers and automotive suppliers. It is based in Detroit and owned by Crain ...

PACE Award The PACE Award is an annual award from ''Automotive News''. The focus of the award is an innovation (i) developed primarily by a supplier, (ii) that is new to the automotive industry, (iii) that is in use (e.g., used on a vehicle in production), ...

in 1997, for supplying automotive technology to improve consumer interaction between the car and the home. By 2003, it had been installed on over 20,000,000 automobiles. Originally supplied by

Johnson Controls Johnson Controls International plc is an American, Irish-domiciled multinational conglomerate headquartered in Cork, Ireland, that produces fire, HVAC, and security equipment for buildings. As of mid-2019, it employed 105,000 people in arou ...

, the HomeLink product line was sold to Gentex in 2013.

References

External links

* {{Official website, http://www.homelink.com Automotive accessories Home automation Garage door openers