$800M says Thunderbolt stays Closed
Posted by Eric Huang on 15th May 2012
I’m constantly asked: "Will Thunderbolt replace USB 3.0?"
Thunderbolt and USB 3.0 will co-exist & live long, fruitful lives
As reported previously, Apple filed and recieved a patent for a new iPhone or iPad connector which looks like a Thunderbolt connection. You can see in the picture that it includes connections for USB 3.0 and dual port Displayport.
Apple received the patent in April 2011. Since it takes at least 3 years to get a patent, we can guess that Apple has known since at least 2008 (probably 2007), it would support USB 3.0.
Apple may or may not have had knowledge of Thunderbolt in 2007. I can see a world (in 2007) where Apple knew it would want it’s iPad tablet to drive a bigger monitor through DisplayPort. That could be the original reason for dual DisplayPort and not Thunderbolt. I can only guess.
Where am I going with this?
- Apple uses the PCs chips found in most PCs
- Most PCs will move to Ivy Bridge
- Ivy Bridge will be found in most PCs
- Future Apple PCs will likely use Ivy Bridge
- Ivy Bridge has USB 3.0
- It’s highly likely Apple will support USB 3.0
- Apple patents indicate they’ve planned all along to support USB 3.0
So if you are still with me, Apple will definitely support USB 3.0
Back to the question
Will Thunderbolt overtake USB 3.0?
Pros:
- Faster than USB 3.0 today
- Proven
- On every Apple mobile PC
Cons:
- Closed Standard restricts the ability to integrate.
- Only one company provides discrete chips
The one way Thunderbolt could overtake USB 3.0 is if Thunderbolt opens up as a standard.
USB 3.0 will have more than 100 design starts for SoC integration
The USB-IF has something like 4000 members. By the end of this year, there will be about 200 different USB 3.0 Design starts. Thats lots of people innovating products around USB.
Thunderbolt is closed. It will stay closed. This video explains why:
So the Innovator that designed Thunderbolt makes money from customers like Apple, Acer, and Lenovo that ship Thunderbolt. Big piles of money. People that need/want Thunderbolt pay for Thunderbolt.
The innovator promotes USB 3.0 for mainstream ease of use. Consumers are happy.
Thunderbolt closed. USB open.
Everyone is happy.
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Apparently we’ve sold a bunch of DDR.
There was cake.
I ate 2 pieces.
Posted in Apple, iPad, iPhone, PC Chipset, Smartphone, Tablets, Thunderbolt, USB 3.0 | No Comments »










I started working on USB in 1995, starting with the world’s first BIOS that supported USB Keyboards and Mice while at Award Software. After a departure into embedded systems software for real-time operating systems, I returned to USB IP cores and software at inSilicon, one of the leading suppliers of USB IP. In 2002, inSilicon was acquired by Synopsys and I’ve been here since. I also served as Chairman of the USB On-The-Go Working Group for the USB Implementers Forum from 2004-2006. 

