Who invented the LED energy-saving lamp and when?

Brief introduction of Philips' invention in 29: An LED lighting lamp developed by Philips Lighting can replace the traditional household light bulb, which was rated as "the best invention in 29" by Time magazine; At the same time, this invention is also the first entry accepted by the US Department of Energy's LPrize Technology Competition. Significantly reduce energy consumption In the list of 5 best inventions, Philips' LED lighting bulb was ranked third by the selection team of Time magazine. This invention has been greatly improved in technology, providing product functions that LED lighting bulbs did not have before. Under the heading "The$1MillionLightbulb", the editors declared that "Philips Electronics may significantly reduce the amount on the US electricity bill by simply pressing the switch", and they further pointed out that "Philips LED bulbs have the same light efficiency as incandescent bulbs, but the power consumption is less than 1 watts, and the service life is as long as 25, hours, which is 25 times that of incandescent bulbs." Committed to innovation and sustainable development, global climate change and soaring energy costs have become issues of great concern. Lighting electricity accounts for 19% of the world's total electricity consumption, and Philips can play a decisive role only through this. As a global market leader, Philips is committed to relying on innovative technology to advocate and provide energy-saving and sustainable development solutions to meet people's lighting needs, and LED bulbs are one of them. KevinDowling, vice president of innovation department of Philips Chromodynamics Company, said: "The lighting industry is in an exciting era. Our practice has proved that the LED solution is completely feasible as the mainstream lighting at present, and we are deeply honored that Philips has been recognized by Time magazine, thanks to our massive investment in LED technology over the past few years. This innovative move in the lighting industry also shows that we can achieve outstanding achievements by combining our previous independent businesses, not only providing customers with high-quality light sources, but also reducing energy consumption. " In the future, it is planned that this new type of light bulb will be developed by the LED expert team of Philips in the United States, the Netherlands and China. They have formed a truly global team and LED the great progress in LED lighting solutions. As one of the entries in the LPrize technical competition, the product is currently undergoing a comprehensive evaluation. After the test and evaluation, Philips plans to bring it to market. It is estimated that the power consumption of this product will be only 2% of that of ordinary incandescent bulbs, but the light efficiency is exactly the same, which will surely attract the attention of many consumers.