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Vision and Challenges for Realising the Internet of Things

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4.3 NFC Technology <strong>and</strong> its Application<br />

Scenarios in a Future IoT<br />

A. Vilmos / C.M. Medaglia, A. Moroni<br />

STOLPAN Project<br />

SafePay / "La Sapienza" University <strong>of</strong> Rome (CATTID)<br />

Abstract: Over <strong>the</strong> last few years, <strong>the</strong> growing availability <strong>of</strong> automatic identification technologies<br />

such as Radio Frequency Identification (RFID) has allowed users to interact with smart objects<br />

(i.e. objects connected to <strong>the</strong> <strong>Internet</strong>) in <strong>the</strong> real world, realizing <strong>the</strong> so-called <strong>Internet</strong> <strong>of</strong><br />

<strong>Things</strong> (IoT) paradigm. An example <strong>of</strong> this scenario is <strong>the</strong> retrieval <strong>of</strong> additional product in<strong>for</strong>mation<br />

in a department store simply by touching a tagged object with a smart device.<br />

Among RFID technologies, Near Field Communication (NFC) is <strong>the</strong> most customer-oriented one,<br />

as it can be looked at as <strong>the</strong> integration <strong>of</strong> an RFID HF reader into a mobile phone. As mobile<br />

phones are <strong>the</strong> most popular personal devices worldwide, extending <strong>the</strong>m with an RFID reader<br />

allows more <strong>and</strong> more people to interact with smart objects <strong>and</strong> <strong>the</strong> environment.<br />

One <strong>of</strong> <strong>the</strong> main problems in creating a network <strong>of</strong> smart objects that talk to each o<strong>the</strong>r <strong>and</strong> with<br />

<strong>the</strong> users, is <strong>the</strong> lack <strong>of</strong> application level st<strong>and</strong>ardization <strong>and</strong> interoperability: even if NFC technology<br />

was st<strong>and</strong>ardized by ISO/IEC in 2004 (ISO/IEC 18092:2004), <strong>the</strong>re are still significant<br />

differences between NFC implementations (devices, operating systems, etc.) that have to be taken<br />

into account.<br />

The StoLPaN (Store Logistics <strong>and</strong> Payments with NFC) consortium has worked on creating a single<br />

plat<strong>for</strong>m multi application environment where many kind <strong>of</strong> NFC based services can coexist<br />

<strong>and</strong> interoperate irrespective <strong>of</strong> <strong>the</strong> h<strong>and</strong>set or network specifics thus creating a homogenous user<br />

experience <strong>for</strong> <strong>the</strong> customers <strong>and</strong> a transparent technical environment <strong>for</strong> <strong>the</strong> service providers.<br />

Moreover, <strong>the</strong> StoLPaN team has been working on <strong>the</strong> solution to introduce personalized NFC<br />

services into <strong>the</strong> EPC (Electronic Product Code) based smart shopping environment, by specifying<br />

<strong>and</strong> implementing a complete shopping <strong>and</strong> payment process based on contactless technology.<br />

The NFC technology will greatly contribute to <strong>the</strong> future development <strong>of</strong> IoT. It will provide <strong>the</strong><br />

necessary tool <strong>for</strong> anyone to be connected, to be able to communicate with any type <strong>of</strong> smart objects,<br />

people <strong>and</strong> services. However <strong>the</strong>re are still numerous challenges that need to be overcome<br />

be<strong>for</strong>e this vision can be realized. Fur<strong>the</strong>r st<strong>and</strong>ardization to ensure openness <strong>and</strong> interoperability,<br />

business <strong>and</strong> logistical models to provide wide access to services are needed <strong>and</strong> <strong>the</strong> elaboration<br />

<strong>of</strong> some legal issues are top short term priorities.<br />

1 IoT <strong>and</strong> NFC<br />

The term “<strong>Internet</strong> <strong>of</strong> <strong>Things</strong>” was coined by <strong>the</strong> researchers <strong>of</strong> <strong>the</strong> Auto-ID Lab at MIT <strong>of</strong><br />

Boston in 1999, to describe a network <strong>of</strong> objects connected to <strong>the</strong> <strong>Internet</strong> by means <strong>of</strong> <strong>the</strong><br />

RFID technology. Even if <strong>the</strong> first definition <strong>of</strong> IoT given by Auto-ID lab was related to RFID,<br />

actually <strong>the</strong> IoT is linked not only to Radio Frequency Identification, but also to o<strong>the</strong>r technology<br />

solutions: sensor networks, TCP/IP, mobile technologies, <strong>and</strong> in general to all <strong>the</strong> automatic<br />

identification technologies which allow to identify objects, to collect <strong>and</strong> process in<strong>for</strong>mation<br />

about <strong>the</strong>m <strong>and</strong> to link <strong>the</strong> physical world to <strong>the</strong> virtual one.<br />

In <strong>the</strong> CERP-IoT Research Roadmap, NFC is explicitly addressed as one <strong>the</strong> potential IoT<br />

domains:<br />

“IoT will create <strong>the</strong> possibility <strong>of</strong> merging <strong>of</strong> different telecommunication technologies <strong>and</strong><br />

create new services. One example is <strong>the</strong> use <strong>of</strong> GSM, NFC (Near Field Communication), low<br />

power Bluetooth, GPS <strong>and</strong> sensor networks toge<strong>the</strong>r with SIM-card technology. […] NFC enables<br />

communications among objects in a simple <strong>and</strong> secure way just by having <strong>the</strong>m close to<br />

each o<strong>the</strong>r. The mobile phone can <strong>the</strong>re<strong>for</strong>e be used as a NFC-reader <strong>and</strong> transmit <strong>the</strong> read<br />

CERP-IoT – Cluster <strong>of</strong> European Research Projects on <strong>the</strong> <strong>Internet</strong> <strong>of</strong> <strong>Things</strong><br />

105

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