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Slide 1: Can Skype turn Skype Lite into Skype as a Platform? One path to a developer-friendly Skype Phil Wolff, editor, Skype Journal November 2009 Phil Wolff, Skype Journal 2009
Slide 2: Skype Lite lets you chat and call from non-smart mobile phones Phil Wolff, Skype Journal 2009
Slide 3: How Does it Work? Phil Wolff, Skype Journal 2009
Slide 4: Skype Lite software runs on mobiles Mobile Network Skype Lite Client Phil Wolff, Skype Journal 2009
Slide 5: Mobile Network Skype voice goes over the mobile carrier’s voice channel. Data over Data Channel Data goes over the mobile carrier’s data channel. Skype Voice over Lite Voice Client Channel Phil Wolff, Skype Journal 2009
Slide 6: Skype servers join voice+data Mobile Network Skype Servers Data over Data Channel Stream Split/Merge Skype Voice over Lite Voice Client Channel Phil Wolff, Skype Journal 2009
Slide 7: Mobile Network Skype Servers Data over Data Channel Stream Split/Merge Naked Skype S Skype Voice over Lite Voice Client Channel The joined voice/data goes to a “naked” Skype client running on a Skype server Phil Wolff, Skype Journal 2009
Slide 8: Mobile Network Skype Servers Data over Data Channel Stream Split/Merge Naked Skype Naked Skype connects to the Skype cloud Skype P2P Cloud S Skype Voice over Lite Voice Client Channel Phil Wolff, Skype Journal 2009
Slide 9: The cloud connects you to Skypers Mobile Network Skype Servers Data over Data Channel Stream Split/Merge Naked Skype Skype P2P Cloud Skype-toSkype S Skype Voice over Lite Voice Client Channel Phil Wolff, Skype Journal 2009
Slide 10: …and to phone numbers Mobile Network Skype Servers SkypeOut Data over Data Channel Stream Split/Merge Naked Skype Skype P2P Cloud SkypeIn S Skype Voice over Lite Voice Client Channel Skype-toSkype Phil Wolff, Skype Journal 2009
Slide 11: There are many “naked” instances Mobile Network Skype Servers SkypeOut Data over Data Channel Stream Split/Merge Naked Skype SS S S SS S S SS SS S S SS S S S S S S S SS S S SS S SS S SS S Skype P2P Cloud SkypeIn Skype Voice over Lite Voice Client Channel Skype-toSkype Phil Wolff, Skype Journal 2009
Slide 12: So there’s a management layer Mobile Network Skype Servers Admin Layer Data over Data Channel Stream Split/Merge Naked Skype SS S S SS S S SS SS S S SS S S S S S S S SS S S SS S SS S SS S Skype P2P Cloud SkypeOut SkypeIn Skype Voice over Lite Voice Client Channel Skype-toSkype Phil Wolff, Skype Journal 2009
Slide 13: That’s how Skype Lite works Mobile Network Skype Servers Admin Layer Data over Data Channel Stream Split/Merge Naked Skype SS S S SS S S SS SS S S SS S S S S S S S SS S S SS S SS S SS S Skype P2P Cloud SkypeOut SkypeIn Skype Voice over Lite Voice Client Channel Skype-toSkype Phil Wolff, Skype Journal 2009
Slide 14: SKYPE LITE DOES FOUR VALUABLE THINGS Phil Wolff, Skype Journal 2009
Slide 15: Hosts a “naked Skype” client • Lightweight – without video, UI, cruft • Reliable and Efficient • Unified API Phil Wolff, Skype Journal 2009
Slide 16: Separates user experience from the network • Teams can build different UIs for different mobile devices • Lowers compute and networking burden on mobiles • Easy to update everyone’s engine without updating clients • Metrics on usage rates to inform design and operations Phil Wolff, Skype Journal 2009
Slide 17: Defines a protocol • Protocol connects mobile thin clients to the Skype Gateway server • Includes everything the mobile Skype client can do (presence, chat, voice calls, profile editing) Phil Wolff, Skype Journal 2009
Slide 18: Scales the Gateway like a cloud • Efficient: – Many Lite clients with few Skype servers • Flexible: – Build and destroy instances with demand • Location aware: – Position instances to cut latency Phil Wolff, Skype Journal 2009
Slide 19: Skype Lite is a private platform 1. Hosts a “naked Skype” client 2. Separates user experience from the network 3. Defines a protocol between the mobile thin client and the Skype Gateway server 4. Scales the Gateway like a cloud Phil Wolff, Skype Journal 2009
Slide 20: This creates an opportunity Phil Wolff, Skype Journal 2009
Slide 21: What if we let other parties use Skype’s Gateway? Web Apps Embedded Devices Flash Apps Business Systems Desktop Apps Operating Systems Smartphone Apps Phil Wolff, Skype Journal 2009 Gateway S
Slide 22: Skype can support more modes Great for partners 3D Spatial Video Voice Chat Presence Data Mood Phil Wolff, Skype Journal 2009
Slide 23: Skype could unify it’s APIs • • • • • • • • Making/taking Skype sessions Skype calls, IM, file transfer Skype account creation, deletion Skype profile editing Skype control panel for organizations Skype Credit deposits and payments Skype ID authentication (Login with Skype) More to come… Phil Wolff, Skype Journal 2009
Slide 24: To complete the platform • Find alternate means to distribute – Skype’s Encryption binary – Skype’s and third-party codecs – Media assets (e.g. emoticons) • SDKs for popular programming languages, delivery systems Phil Wolff, Skype Journal 2009
Slide 25: What do you get? Phil Wolff, Skype Journal 2009
Slide 26: Skype Inside Phil Wolff, Skype Journal 2009
Slide 27: “Just Add Skype” • Millions of programmers can add Skype to their toolkits • Metered access to the gateway • Commissions for driving revenue to Skype Phil Wolff, Skype Journal 2009
Slide 28: Into what would you like to pour some Skype? Phil Wolff, Skype Journal 2009
Slide 29: Phil Wolff Skype:evanwolf pwolff@dijest.com +1-510-444-8234 http://SkypeJournal.com http://twitter.com/evanwolf http://twitter.com/skypejournal http://www.linkedin.com/in/philwolff Phil Wolff, Skype Journal 2009