Why aren't we using light based computing

Why aren't we using light based computing, such as optical CPU?

Mainly because photonics components have a far bigger footprint than electronic transistors, so you can't really make any complicated ...

Here's why we don't have light-based computing just yet | Extremetech

The thing about light is that by atomic standards it's really very large. In general, the smallest useful wavelength of light for computing has ...

Microsoft's light-based computer marks 'the unravelling of Moore's ...

This is because with fiber optics, we are sending light which we can pack many different signals at the same time. We can't do that with ...

How light-based computers could cut AI's energy needs - Nature

AI chips with components that compute using light can run more efficiently than those using digital electronics, but these light-based systems ...

Computing should be based on light, not electricity, scientists say

An optical, in-computer breakthrough being explored by researchers at University of North Carolina at Chapel Hill will let computers run cooler ...

Light-Based Computing: Is the Future Already Here?

Light-based computing will change the way the world operates by utilizing photons instead of electrons ... While we are already on the way ...

Wouldn't photonic computers be larger, not much faster?

However transistors are already much smaller than the wavelength of optical light. Wouldn't optical logical elements necessarily be much larger, ...

Is there a future in light-powered AI chips? - TechCrunch

The growing compute power necessary to train sophisticated AI models such as OpenAI's ChatGPT might eventually run up against a wall with mainstream chip ...

Light-powered computer chip can train AI much faster than ...

Using light would therefore be far less energy-intensive. Photons are also massless and do not emit heat in the same way that electrons carrying ...

Optical computers light up the horizon - Phys.org

It even outperforms the most famous supercomputers from the 1990s. However, we are approaching the limits of this electronic technology, and now ...

The Future of Deep Learning Is Photonic - IEEE Spectrum

Computing with light could slash the energy needs of neural networks. ... To use this device for matrix multiplication, you generate two light ...

Lighting the Way: The Revolutionary Shift to Optical AI Processors

Optical computing, also called photonic computing, has shown promise over conventional hardware by using light waves produced by lasers or other ...

Photonics: Light-based Quantum Computers? | by Michele Reilly

Photons are discussed as exciting as a path for quantum compute with because they can be placed at temperatures that are not near close to ...

Light-Based Chips Could Help Slake AI's Ever-Growing Thirst for ...

One of the most promising ways forward involves processing information not with trusty electrons, which have dominated computing for over 50 ...

Photonic Chips Will Change Computing Forever... If We Can Get ...

Using photons in computers instead of electrons could make light-speed computing possible, but at what cost? This Is the End of the Silicon ...

How "Photonic Computers" Could Use Light Instead of Electricity

Optical computers hold a lot of promise. In theory, a fully optical computer would have several advantages over the electronic computers we use ...

Optical Computing : The Future Of Information Processors And ...

Photons are produced by LEDs, lasers, and a range of other technologies. They can be used to encode data in the same way that electrons can.

Microsoft's Light-Based, Transistor-less Computer Solves Complex ...

Electron-based computers also work at the speed of light (at the speed of EM waves in metal). All current computers work at the speed of light, ...

Can computer work using light instead of chips. - Maker Pro

We know electical Chips in computer uses electrons for computations. Can that be replaced by Light. Electrons flow only a few 100 m/s while ...

How light-based computers could cut AI's energy needs - YouTube

AI chips with components that compute using light can run more efficiently than those using digital electronics, but these light-based ...