Push Notification
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  • 1. 1 Push Notification Vinoth Kannan Conception, Architecture and Technology
  • 2. 2 Need for PUSH Technology
  • 3. 3 With growing number of Apps per User how do we make the User return to our Apps? Need for PUSH Technology
  • 4. 4 Need for PUSH Technology
  • 5. 5 Challenges in Mobility • Increase the usabilty of installed App ? • Increase revenue through mobile ads? • To communicate with users even when the app is off. • Develop next generation SMART apps : • More Context Aware • Near Field Communication
  • 6. 6 PUSH Technology Answer to all our Challenges
  • 7. 7 Introduction What is Push Notification ? • Push Notification allows an app to notify the user of new messages or events without the need to actually open the application • Request for a given transaction is initated by the publisher or central server • Constantly open IP connection to forward notification from the servers of third party applications to the mobile devices. • Contrast to the PULL : where the request for the transmission of information is iniated by the receiver or client. • Gets the message to the customer in the most direct and targeted way possible.
  • 8. Trigger Behavior-Based Pre-defined Rule-driven Content Type Universal vs Personalized Open vs Protected Lean vs Detailed Time sensitive vs Anytime User Behavior Read Only Read/Write Act-outside-the-App Intellegence BI-Analytics Conext Aware Data Feedbacks 8 Key Elements of Push Notification
  • 9. 9 Use Cases for PUSH Notifications Engagement Content, Social, Product fulfillment Content, Social, Product fulfillment Content, Social, Self service/Productivity Financial, Scheduling, Customer Service Delivery, Billing CRM, BPM, CRP Revenue Product Price, Availablity, alerts, special offers Special offers, Inventory alerts Cost Savings Cost Management Apps Delivery, billings CRP, BPM Business-to-Consumer Business-to-Business Business-to-Employee
  • 10. Apple iOS Google Android RIM Blackberry Microsoft Windows Phone Third Party API (Ex:PushWoosh) 10 Mobile Push Notification Service Providers
  • 11. 11 Subscribing to Notification Comparsion of Settings between Android and iPhone device
  • 12. 12 How does it Work? High-level Architectural Overview Device Application Server DB Notification Server Apple / Google/ Microsoft/ PushWoosh
  • 13. 13 How does it Work? High-level Architectural Overview Device Application Server DB Notification Server Apple / Google/ Microsoft/ PushWoosh Token Store Token Notification Message + Token 1 2 3 4
  • 14. 14 Benefits Of Push Notifications • User needs to subscribe to receive notification User Control • User receives the notification even when the app is not activeEase of Use • No need for constant queries to Server • Saves battery Usage Efficiency
  • 15. 15 Delivery of Notifications Only Unicast: No Batch, multicast or broadcast Quality of Service Queue Size: One message waiting per app per device No guarentee delivery No delivery Notification to the server Delivery experies (for iOS) Quota iOS: Unspecified Android: 200K (can ask for more)
  • 16. 16 Communication Protocol Comparison between Apple and Android Connection Streaming TCP/IP Socket HTTP Post Security SSL SSL Content Binary JSON Trust Certificiation provided by Apple Gmail account authentification “Device not found“ errors Servers must query Asynchronous feedback service and remove obsolete device tokens Response to POST request contains indications whether device is obsolete or not
  • 17. 17 Limitations Short Coming in PUSH Notification Technology Short message Size No guarentee that delivery is secured Delivery No guarentee Users can sign out of the App Users can disable push to save battery
  • 18. Mobile Client PUSH notification Server Apple / Google/ Microsoft/ PushWoosh LocationManager Services STORM based Notification Manager 1 4 5 Most Current Location Context Provider Noto Context Manager Server-Side 2 Notificatoin DBBackend DB 3 Context Information Notification Polling Weather 3rd Party Context Provider Stock NEWS Widas PUSH Notification Framework
  • 19. Notification DB User Token DB Notification Context Manager Apple PUSH Server Google PUSH Server MicroSoft PUSH Server 3rd Party Services Backend Services Context Provider iOS Push API Google Push API Microsoft Push API Widas PUSH Notification Framework
  • 20. 20 Thank You