| 摘要 |
The invention relates to an infrared remote control device. The subject of the invention is an infrared remote control device of the type comprising a portable transmitter package and a receiver package which is mounted fixedly near the device to be controlled, characterised in that the transmitter and receiver packages are provided with a plurality of diodes 8, for transmitting and receiving infrared signals respectively, grouped substantially at the focus of a parabolic reflector or the like 9 mounted on each package. Application to long-distance remote control of all electrical appliances or devices. <IMAGE> |
