By: David Kanter (dkanter.delete@this.realworldtech.com), October 30, 2020 7:59 pm
Room: Moderated Discussions
blaine (myname.delete@this.acm.org) on October 30, 2020 12:03 pm wrote:
> Groo (charlie.delete@this.semiaccurate.com) on April 20, 2019 7:29 am wrote:
> > anyone (any-dont.delete@this.me.com) on April 20, 2019 7:11 am wrote:
> > > AMD didn't patent the x86-64 instruction set, but there are x86-related patents. x86 patents
> > > are not on the instruction set, which may be copyrighted for the specific mnemonics and
> > > names used for various features, but for implementation techniques. Unfortunately, patents
> > > are often overly broad or obvious, so even a clean reverse engineering attempt may fall
> > > afoul of many circuit implementation or even software emulation technique patents.
> > >
> > > Transmeta was the last successful non-licensee to battle Intel over x86 patents
> > > because Transmeta had built up a powerful defensive patent portfolio.
> > >
> > > See: https://jolt.law.harvard.edu/digest/intel-and-the-x86-architecture-a-legal-perspective
> >
> > Based on what I have researched, mainly talking to some key people involved, I don't
> > think Transmeta would have prevailed in the next round of legal battles that were
> > about to be filed. Not sure I can say more but the fight was not completed.
> >
> > -Charlie
>
> Similarly, I recollect that Platform Solutions(? long time ago) offered emulation
> of IBM Mainframes and was forced to give up after a long battle. And they had
> the advantage of the Justice Departments Consent Decree against IBM.
They were bought by IBM in 2008 to end lawsuits.
David
> Groo (charlie.delete@this.semiaccurate.com) on April 20, 2019 7:29 am wrote:
> > anyone (any-dont.delete@this.me.com) on April 20, 2019 7:11 am wrote:
> > > AMD didn't patent the x86-64 instruction set, but there are x86-related patents. x86 patents
> > > are not on the instruction set, which may be copyrighted for the specific mnemonics and
> > > names used for various features, but for implementation techniques. Unfortunately, patents
> > > are often overly broad or obvious, so even a clean reverse engineering attempt may fall
> > > afoul of many circuit implementation or even software emulation technique patents.
> > >
> > > Transmeta was the last successful non-licensee to battle Intel over x86 patents
> > > because Transmeta had built up a powerful defensive patent portfolio.
> > >
> > > See: https://jolt.law.harvard.edu/digest/intel-and-the-x86-architecture-a-legal-perspective
> >
> > Based on what I have researched, mainly talking to some key people involved, I don't
> > think Transmeta would have prevailed in the next round of legal battles that were
> > about to be filed. Not sure I can say more but the fight was not completed.
> >
> > -Charlie
>
> Similarly, I recollect that Platform Solutions(? long time ago) offered emulation
> of IBM Mainframes and was forced to give up after a long battle. And they had
> the advantage of the Justice Departments Consent Decree against IBM.
They were bought by IBM in 2008 to end lawsuits.
David
Topic | Posted By | Date |
---|---|---|
Expiry of x86-64 patents | Beastian | 2019/04/19 08:05 AM |
Expiry of x86-64 patents | Gian-Carlo Pascutto | 2019/04/19 08:46 AM |
Expiry of x86-64 patents | Beastian | 2019/04/19 09:06 AM |
Expiry of x86-64 patents | Jukka Larja | 2019/04/19 09:44 AM |
Expiry of x86-64 patents | Gian-Carlo Pascutto | 2019/04/19 10:12 AM |
Expiry of x86-64 patents | Jukka Larja | 2019/04/19 11:41 AM |
Expiry of x86-64 patents | Robert Williams | 2019/04/19 12:18 PM |
Expiry of x86-64 patents | Gian-Carlo Pascutto | 2019/04/19 01:35 PM |
Expiry of x86-64 patents | IntelUser2000 | 2020/10/30 01:17 AM |
Expiry of x86-64 patents | Jukka Larja | 2020/10/30 06:49 AM |
Expiry of x86-64 patents | me | 2020/10/30 08:47 AM |
Expiry of x86-64 patents | Jukka Larja | 2020/10/30 08:52 AM |
Expiry of x86-64 patents | Mark Roulo | 2020/10/30 09:21 AM |
Expiry of x86-64 patents | Jukka Larja | 2020/10/30 10:29 AM |
Expiry of x86-64 patents | Mark Roulo | 2020/10/30 10:42 AM |
Expiry of x86-64 patents | Jukka Larja | 2020/10/30 08:04 PM |
SIMD syntax | hobold | 2020/10/31 05:54 AM |
SIMD syntax | Jukka Larja | 2020/10/31 08:14 AM |
SIMD syntax | hobold | 2020/11/01 07:22 AM |
SIMD syntax | Jukka Larja | 2020/11/01 10:11 AM |
SIMD syntax | hobold | 2020/11/02 04:33 AM |
Expiry of x86-64 patents | me | 2020/10/31 02:01 PM |
Expiry of x86-64 patents | Jukka Larja | 2020/10/31 08:23 PM |
Expiry of x86-64 patents | Foo_ | 2020/11/01 03:48 AM |
Expiry of x86-64 patents | Jukka Larja | 2020/11/01 06:01 AM |
Expiry of x86-64 patents | Adrian | 2020/10/30 11:02 AM |
Expiry of x86-64 patents | Bigos | 2020/10/30 12:20 PM |
Expiry of x86-64 patents | Geoff Langdale | 2019/04/19 01:52 PM |
Expiry of x86-64 patents | Jukka Larja | 2019/04/19 08:38 PM |
Expiry of x86-64 patents | Yuhong Bao | 2019/04/20 01:35 PM |
Expiry of x86-64 patents | Doug S | 2019/04/19 09:40 AM |
Expiry of x86-64 patents | Beastian | 2019/04/19 10:10 AM |
Expiry of x86-64 patents | Robert Williams | 2019/04/20 07:15 AM |
Expiry of x86-64 patents | Robert Williams | 2020/10/28 05:42 AM |
Expiry of x86-64 patents | anyone | 2019/04/20 06:11 AM |
Expiry of x86-64 patents | Groo | 2019/04/20 06:29 AM |
Expiry of x86-64 patents | wumpus | 2019/04/20 07:32 AM |
Expiry of x86-64 patents | blaine | 2020/10/30 11:03 AM |
Expiry of x86-64 patents | David Kanter | 2020/10/30 07:59 PM |
Intel vs AMD patents | Yuhong Bao | 2019/04/20 01:32 PM |
Intel vs AMD patents | Beastian | 2019/04/20 02:35 PM |
Expiry of x86-64 patents | Travis Downs | 2019/04/20 06:24 PM |
Expiry of x86-64 patents | none | 2019/04/21 06:36 AM |
Expiry of x86-64 patents | somebody | 2019/11/27 09:44 AM |
Expiry of x86-64 patents | Anon3 | 2019/11/27 04:16 PM |
Expiry of x86-64 patents | Travis Downs | 2019/11/27 05:17 PM |
Expiry of x86-64 patents | Montaray Jack | 2019/11/27 11:03 PM |
Expiry of x86-64 patents | none | 2019/11/28 12:57 AM |
Expiry of x86-64 patents | dmcq | 2019/11/28 10:20 AM |
Expiry of x86-64 patents | Montaray Jack | 2019/11/29 04:00 AM |