html5 and the future of the mobile web

HTML5 and The Future of the Mobile WebHTML5 and The Future of the Mobile Web- Next Generation Mobile Web -

Overall Circumstance of the Internet is changing ...

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Smartphone > PC Shipments Within 2 YearsSmartphone > PC Shipments Within 2 Years

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Mobile Users > Desktop Internet Users Within 5 YearsMobile Users > Desktop Internet Users Within 5 Years

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Smartphone > Feature Phone Shipments Within 1 Year Smartphone > Feature Phone Shipments Within 1 Year

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Increasingly, Mobile Phone Usage is About Data, Not VoiceIncreasingly, Mobile Phone Usage is About Data, Not Voice

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Change of Mobile Content Consumption in SmartphoneChange of Mobile Content Consumption in Smartphone

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Why HTML5 is important in the Mobile ?

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Position of Major IT CompaniesPosition of Major IT Companies� “We're betting big on HTML 5.” — Vic Gundotra, Google� “The world is moving to HTML5.” — Steve Jobs, Apple� “The future of the web is HTML5.”— Dean Hachamovitch, Microsoft99

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(Reference) Comparison of Features among the Smartphone Platforms(Reference) Comparison of Features among the Smartphone Platforms

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New Computing Cycles – 10x More Devices New Computing Cycles – 10x More Devices

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What is the HTML5?

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Change of Circumstances: The Web Platform is AcceleratingChange of Circumstances: The Web Platform is Accelerating

1515[ Source : Brad Neuberg ]

Change of Circumstances : And It’s Solving Key Developer ChallengesChange of Circumstances : And It’s Solving Key Developer Challenges

1616[ Source : Brad Neuberg ]

Change of Circumstances: More DevelopersChange of Circumstances: More Developers

1717[ Source : Brad Neuberg ]

Change of Circumstances: More UsersChange of Circumstances: More Users

1818[ Source : Brad Neuberg ]

Change of Circumstances: More SpeedChange of Circumstances: More Speed

1919[ Source : Brad Neuberg ]

HTML TimelineHTML Timeline

2020[ Source : Appleinsider ]

What is HTML5 ?What is HTML5 ?Structure and Semantic APIs

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HTML5 Basic StructureHTML5 Basic Structure� Common structures� Differentiation & Style. How about Semantic?� What is the potential of new elements?

� E.g. Search engine, etc

2222[ HTML4] [ HTML5]

New Elements in HTML5New Elements in HTML5� New Markup Elements – for better structure

� <article>, <aside>, <command>, <details>, <summary>, <figure>, <figcaption>, <footer>, <header>, <hgroup>, <mark>, <meter>, <nav>, <progress>, <ruby>, <rt>, <rp>, <section>, <time>� New Media Elements – for media content

� <audio>, <video>, <source>, <embed>� The Canvas Element – for drawing

� <canvas>� New Form Elements and Input type attribute values

� <datalist>, <keygen>, <output>� New input type attribute values: email, url, number, range, date, month, week, time, datetime, datetime-local, search, color, etc2323

Web FormsWeb Forms� Placeholder text

� An autofocus attribute

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Web FormsWeb Forms

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Web FormWeb Form� Validation of input value

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(Reference) HTML5 elements(Reference) HTML5 elements

28 New Elements are added&

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&7 elements are changed

HTML5 FeaturesHTML5 FeaturesCanvas / SVG

Video / Audio

Geolocation

Web Socket

Local Storage

Web Workers

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Geolocation

Offline web apps More features …

Web SQL Database

Web Workers

CanvasCanvas� What is Canvas ?

� Dynamic and interactive graphics� Draw images using 2D drawing API•Lines, curves, shapes, fills, etc.� Useful for Graphs, Applications, Games, etc.

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[ http://canvaspaint.org/ ][http://www.liquidx.net/plotkit/ ] [http://www.benjoffe.com/code/demos/canvascape/]

SVGSVG� What is SVG ?

� Scalable Vector Graphic� HTML-like tags for drawing

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Video/AudioVideo/Audio� Embedding multimedia will get easier through the user of tags like <audio> and <video>

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Video/Audio: CodecVideo/Audio: Codec

3232<Source: Dive into html5>

Audio/Video: StreamingAudio/Video: Streaming� HTTP adaptive streaming would be cool for mobile device

� HTTP Live Streaming by Apple, on the iPhone� IIS Smooth Streaming by Microsoft for Silverlight� Dynamic streaming in Adobe Flash Player 10.1� What about browsers that will support WebM?� Skyfire does the adaptation on-the-fly

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GeolocationGeolocation� Geolocation API

� brings browser-based location to your appsnavigator.geolocation.getCurrentPosition(function(position) {var lat = position.coords.latitude;var lon = position.coords.longitude;showLocation(lat, lon);}

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});

Offline Web AppsOffline Web Apps� Web apps need to work everywhere

� Database and app cache store user data and app resources locally3535

Web SQL DatabaseWeb SQL Database� Databases right in the browser� Around 5MB per domain� Accessible across tabs and windows� Based on SQLite� Features: Transaction, SQL queries

var db = window.openDatabase("NoteTest", "1.0“, "Example DB“, 200000);

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var db = window.openDatabase("NoteTest", "1.0“, "Example DB“, 200000);

function saveMe(id, text, timestamp, left, top, zIndex) {db.transaction(function (tx) {tx.executeSql(

"INSERT INTO WebKitStickyNotes "+ "(id, note, timestamp, left, top, zindex) "+ "VALUES (?, ?, ?, ?, ?, ?)",[id, text, timestamp, left, top, zIndex]);

});

}

Web StorageWeb Storage� Key/value pair (hash) storage� Hash-based storage of strings (not objects).� 10 MB per zone.� Two kinds:

� sessionStorage:•Die when browser closes•Die when browser closes•Not shared between tabs� localStorage•Crash-safe•Shared BW tabs / windows and sessions – but not zones.3737

Web SocketsWeb Sockets� TCP for the Web� a next-generation bidirectional communication technology for web applications

if ("WebSocket" in window) {var ws = new WebSocket("ws://example.com/service");ws.onopen = function() {

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ws.onopen = function() {// Web Socket is connected. You can send data by send() method.

ws.send("message to send"); ....};ws.onmessage = function (evt) { var received_msg = evt.data; ... };ws.onclose = function() { // websocket is closed. };

} else {// the browser doesn't support WebSocket.}

Web SocketsWeb Sockets� HTML5 Web Sockets and the Need for Speed!

� http://www.kaazing.com/blog/?p=301� http://bloga.jp/ws/jq/wakachi/mecab/wakachi.html ( Demo )3939

The Web Sockets experience is 55 times faster than XHR

Web WorkersWeb Workers� API for running background scripts� Threads for Web apps� Useful for gaming, graphics, crypto and etc.

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Web FontsWeb Fonts

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Browser SupportBrowser Support

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Standardization Activity related with HTML5Standardization Activity related with HTML5� W3C WGs related with HTML5

� HTML WG•HTML5, HTML+RDFa, HTML Microdata, HTML Canvas 2D Context, HTML: The Markup Language, HTML5 diffs from HTML4, etc� Web Applications WG•Web Storage, Indexed Database API, File API, Server-Sent •Web Storage, Indexed Database API, File API, Server-Sent Event, Web Sockets API, Web Workers, Programmable HTTP Caching and Serving, Web SQL Database, etc� Device APIs and Policy WG•Calendar, Contact, Media Capture, Messaging, System Information, File Writer, Gallery, Powerbox, Application Launcher, etc� Geolocation WG•Geolocation API, DeviceOrientation Event, Acceleration4343

W3C HTML WGW3C HTML WG� Milestones ( This schedule was removed )

� 2007-05 HTML5 and Web Forms 2.0 specs adopted as basis for review� 2007-11 HTML Design Principles First Public Working Draft� 2008-02 HTML5 First Public Working Draft� 2010-01 HTML5 Last Call Working Draft� 2010-12? HTML5 Candidate Recommendation� 2010-12? HTML5 Candidate Recommendation� 2012-01? HTML5 Proposed Recommendation� 2012-03? HTML5 Recommendation

� Participants� 407 group participants,� 407 in good standing,� 140 participants from 37 organizations� 267 Invited Experts4444

The Future of the Mobile Web=HTML5 based Mobile Web

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HTML5 based Mobile Web

Social NetworkingSocial Networking� HTML5 based Facebook Client

� Music, Video, Photo, Apps

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4747< http://techcrunch.com/2010/07/07/youtube-iphone-mobile-html5/ >

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< Source: http://ymobileblog.com/blog/2010/06/30/yahoo-brings-its-world-class-communications-experiences-to-your-android-phone-plus-introduces-the-all-new-html5-mobile-web-mail/ >

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< Source: http://solsie.com/2010/08/yahoo-mail-for-ipad-updated-with-html5-optimization/?utm_source=twitterfeed&utm_medium=twitter >

e-Book and e-Magazinee-Book and e-Magazine

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GameGame

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5454 < http://openappmkt.com/ >

Issues and Outlook...

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Issues and Outlook of the Mobile WebIssues and Outlook of the Mobile Web� Issues

� Performance, Development tools, timeline of HTML5 standard including device API� Outlook

� HTML5 Web App•It is appropriate for multi-platform environment•It is appropriate for multi-platform environment•Webkit based browser is so popular in the mobile•HTML5 web app is more faster than legacy web app� HTML5 based Private Web Store� Hybrid Mobile Application•phoneGap, QuickConnect, Titanium, etc5656

이원석 (Wonsuk Lee)/선임연구원/Ph.D.ETRI 표준연구센터 서비스융합표준연구팀W3C 대한민국 사무국 코디네이터/모바일 웹2.0 포럼 HTML5 AG 의장W3C Media Annotation WG 에디터/ W3C Device API WG 에디터/W3C HTML WG / W3C Web Application WG/ W3C Geolocation WG 멤버Email: wslee@etri.re.kr, wslee@w3.orgPhone: 042-860-4893, 010-5800-39975757

ReferencesReferences[brad Neuberg] Introduction to HTML5, http://codinginparadise.org/presentations/intro_html5.pdf[Mark Pilgrim] Dive into HTML5, http://diveintohtml5.org/[Nabtron] New Elements introduced in HTML5, http://nabtron.com/new-elements-in-html5/1910/[W3C HTML WG], http://www.w3.org/html/wg/[W3C Web Applications WG], http://www.w3.org/2008/webapps/

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