[HN Gopher] Ultrafast Optical Detector
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       Ultrafast Optical Detector
        
       Author : JohannMac
       Score  : 25 points
       Date   : 2025-04-15 13:56 UTC (2 days ago)
        
 (HTM) web link (www.tdk.com)
 (TXT) w3m dump (www.tdk.com)
        
       | JohannMac wrote:
       | Novel approach to optical detection which is faster than current
       | approaches and can be incorporated on an IC.
        
       | mmmBacon wrote:
       | While interesting this approach is not any faster than the Ge
       | based photodiodes that we have currently. State of the art is
       | ~-110GHz in Germanium Si photonics using standard fabs. This is
       | only 50GHz.
        
         | momoschili wrote:
         | A key here for western users is that it does not include Ge,
         | which is notably a material that China has a stranglehold on.
        
         | frainfreeze wrote:
         | Isn't state of the art already in the 300Ghz range?
        
       | davesque wrote:
       | This part struck me:
       | 
       | "boosts data transmission and data processing speed, especially
       | in AI applications"
       | 
       | How is this better for "AI" than it would be for any other
       | general computing task? Looks like the AI-crazed execs had a go
       | at this press release.
        
         | momoschili wrote:
         | what other general computing task leverages the wide bandwidths
         | that optical transceivers provide as well as AI?
         | 
         | I get that AI washing is annoying, but this seems like such a
         | petty thing to be mad at.
        
         | ChrisMarshallNY wrote:
         | Probably the case, but I'm not losing sleep over it.
         | 
         | Wasn't that long ago, when I would see the word "blockchain,"
         | at least once, in every pitch deck.
        
         | nashashmi wrote:
         | Sometimes EXECS want AI oriented products. So every product
         | development team adds that their product serve AI too. Just to
         | get attention to their product .
        
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       (page generated 2025-04-17 23:01 UTC)