W3C home > Mailing lists > Public > public-nfc@w3.org > January 2014

Re: minutes for Jan 8 call

From: Don Coleman <dcoleman@chariotsolutions.com>
Date: Fri, 10 Jan 2014 16:30:10 -0500
Message-ID: <CAK5tL-gHXYG=-oHBnDEPO-KnJE=1PCpeBeW-buosaWowci8-6g@mail.gmail.com>
To: Dave Raggett <dsr@w3.org>
Cc: Stephen Miles <s_miles@mit.edu>, "public-nfc@w3.org" <public-nfc@w3.org>
Currently the NFC spec defines a high level API. Most of the functions deal
with NDEF messages.


On Fri, Jan 10, 2014 at 1:27 PM, Dave Raggett <dsr@w3.org> wrote:

>  Hi Stephen,
>
> I haven't heard any discussion on that point.  It is probably something
> for the NFC Forum to address, as the W3C specification essentially provides
> a JavaScript API for web developers to use and assumes an NFC hardware and
> drivers, which will need to follow the NFC Forum's specifications. The
> question is thus more about whether ISO/IEC 18000-3 Mode 2 would be
> explicit to web developers or whether it is something that is hidden from
> the JavaScript API as being at a different level of abstraction. I am
> copying the working group list for their comments.
>
> Best regards,
>    Dave
>
> On 10/01/14 13:53, Stephen Miles wrote:
>
>  Dave,
>
>  Has there been any interest on the Committee in supporting  HF PJM -
> Phase Jitter Modulation as specified in ISO/IEC 18000-3 Mode 2 that
> provides for very fast data rates that are as much as 100 - 400 times
> faster than other RFID data rates and for reading tags at close density?
>  NFC operates at 13.56 MHz on ISO/IEC 18000-3 air interface and supports
> data rates ranging from 106 kbit/s to 424 kbit/s, but I have not seen Mode
> 2 implementation.
>
>  Infineon manufactured an ISO/IEC 18000-3 Mode 2 chip that is used for
> German ID card - I believe their wireless division is now part of Intel?
>
>  -Steve
> *
> http://www.infineon.com/dgdl/PJM+Item+Tag+and+PJM+Stack+Tag-pb.pdf?folderId=db3a30432662379201269d68cac1740f&fileId=db3a304328c6bd5c0128d642d49e2c81
>
>
> --
> Dave Raggett <dsr@w3.org> <dsr@w3.org> http://www.w3.org/People/Raggett
>
>
Received on Friday, 10 January 2014 21:30:38 UTC

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