[Sursound] Patent application: Data structure for HOA

2012-10-24 Thread Roger Klaveness
Hi, Just noticed this the other day: WO2012059385 DATA STRUCTURE FOR HIGHER ORDER AMBISONICS AUDIO DATA http://patentscope.wipo.int/search/en/detail.jsf?docId=WO2012059385 I haven't read all the 75 pages, mostly looking at the pictures :-) But it looks like it's about combining different

Re: [Sursound] Patent application: Data structure for HOA

2012-10-24 Thread Michael Chapman
Hi, Just noticed this the other day: WO2012059385 DATA STRUCTURE FOR HIGHER ORDER AMBISONICS AUDIO DATA http://patentscope.wipo.int/search/en/detail.jsf?docId=WO2012059385 I haven't read all the 75 pages, mostly looking at the pictures :-) Who is/are the applicant(s) ? But it looks

Re: [Sursound] Patent application: Data structure for HOA

2012-10-24 Thread Dave Malham
Hi On 24 October 2012 09:37, Michael Chapman s...@mchapman.com wrote: Hi, Just noticed this the other day: WO2012059385 DATA STRUCTURE FOR HIGHER ORDER AMBISONICS AUDIO DATA Who is/are the applicant(s) ? Well it's Thomson and the inventors include people like Johann-Markus Batke and

Re: [Sursound] Patent application: Data structure for HOA

2012-10-24 Thread Michael Chapman
Hi On 24 October 2012 09:37, Michael Chapman s...@mchapman.com wrote: Hi, Just noticed this the other day: WO2012059385 DATA STRUCTURE FOR HIGHER ORDER AMBISONICS AUDIO DATA Who is/are the applicant(s) ? Well it's Thomson and the inventors include people like Johann-Markus Batke and

Re: [Sursound] Patent application: Data structure for HOA

2012-10-24 Thread Richard Dobson
Interesting (in its way), looks like a combo of HOA Ambisonic scene description (using multiple HOA streams possibly of different orders) and bandwidth compression; i.e. there is an encoding and decoding device as part of the application, as there would need to be, given that patents

Re: [Sursound] Patent application: Data structure for HOA

2012-10-24 Thread Michael Chapman
The B-Format (based on the extensible ^iff/wav' structure) with its *.amb file format realisation as described as of 30 March 2009 for example in Martin Leese, File Format for B-Format , http://www. ambisonia.com/Members/etienne/Members/mleese/file-format-for-b-format, is the most

Re: [Sursound] Patent application: Data structure for HOA

2012-10-24 Thread Richard Dobson
Hmm, well, that rather proves my point, and I will write to them. I have every confidence that that sentence was written ironically rather than hagiographically. Suffice it to say, I, Richard Dobson, did that work in 2000; and it appears the title to even that very modest piece of IP (embodied

[Sursound] The quietest place on Earth : Tours Classes, USA

2012-10-24 Thread Andrew Castiglione
http://www.bbc.com/travel/blog/20121022-the-quietest-place-on-earth Whispering. cheers!!! -- next part -- An HTML attachment was scrubbed... URL: https://mail.music.vt.edu/mailman/private/sursound/attachments/20121024/9a0d1d85/attachment.html

Re: [Sursound] The quietest place on Earth : Tours Classes, USA

2012-10-24 Thread Eero Aro
Hi The site says that an average conversation runs at about 30 decibels I wonder where in the world? Compared to what? A decibel is a ratio. Normal discussion usually at around 45-50 dB(A). Journalists... Eero ___ Sursound mailing list

Re: [Sursound] The quietest place on Earth : Tours Classes, USA

2012-10-24 Thread David Pickett
In the USA it is usually even higher! At 12:10 24/10/2012, Eero Aro wrote: Hi The site says that an average conversation runs at about 30 decibels I wonder where in the world? Compared to what? A decibel is a ratio. Normal discussion usually at around 45-50 dB(A). Journalists... Eero

Re: [Sursound] Patent application: Data structure for HOA

2012-10-24 Thread Mathieu Guillaume
Hi, Richard Dobson wrote: I guess I haven't played the system well enough - as the person who first published the amb format (not in 2009 but in 2000, in my paper for ICMC Berlin) it would have been a nice addition to my meagre CV to have been mentioned in a patent application. Perhaps I

Re: [Sursound] Patent application: Data structure for HOA

2012-10-24 Thread Martin Leese
Richard Dobson wrote: ... So is this, in fact, the ultimate file format that folk on this list have been arguing for (and over) for so long? No, absolutely not. The fact that it has been patented means that it should not be used. The situation is similar the the GIF image file format. When

Re: [Sursound] Patent application: Data structure for HOA

2012-10-24 Thread etienne deleflie
So is this, in fact, the ultimate file format that folk on this list have been arguing for (and over) for so long? I dont know about ultimate formats ... but one existing format is Universal Ambisonic (UA). It is documented Here: http://soundofspace.com/static/make_ua_file And there is lots of