In the world of wireless gadgets charging is still a big problem Israeli startup WiCharge is looking to change that by allowing us constant wireless charging using infrared laser technology Broadly speaking you can divide wireless power technologies into two general categories near field a few centimeters or even physical contact and far field several meters or more In the near field category there are quite a number of companies and several protocols including Qi PMARezence and Open Dots all competing for close range wireless power delivery All common commercial near field wireless power technologies today use either tightly coupled inductive physical contact between the transmitter and the receiver or loosely coupled resonant with up to a few centimeters of distance In both cases the transmitter and receiver need to be very close to each other Far field technologies on the other hand are still in their infancy though some startupssuch as uBeam and Energousare promising big steps soon For the most part all these approaches are limited in either distance or power or both WiCharge believes its solution is different enough from its competitors to overcome their limits Ortal Alpert WiCharges founder had worked for years developing advanced optical storage solutions for his former startup During this time he frequently travelled the globe on business which forced him to constantly
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