Asynchronous Push Application Gateway for Wireless Devices

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Solution Overview

Problem

Developing software applications for wireless devices is challenging due to the variety of devices, restricted resources, and the complexity of delivering data, especially with browser-based applications that require significant bandwidth and are not efficiently executed across different platforms.

Innovation Solution

A communication system enabling asynchronous push-based applications using a notification protocol, such as WS-Eventing, that allows wireless devices to subscribe to topics and receive updates dynamically, with an application gateway mediating between devices and backend services for efficient message transformation and delivery.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If browser-based applications are used to provide cross-platform compatibility, then adaptability across different devices is improved, but resource consumption and network bandwidth requirements increase significantly

Engineering Contradiction:

Improvecross-platform compatibilityVSAvoidresource consumption

Core Design Contradiction:

Adaptability or versatilityVSUse of energy by moving object

Solution Approach 1:

The patent introduces a runtime environment as an intermediary layer between the application and the device hardware. This runtime environment executes the application logic once and translates it for different device types, eliminating the need for multiple platform-specific implementations while reducing resource consumption by avoiding repeated interpretation across different browsers.

Inventive Principle:

Principle #24Intermediary (Mediator)

Solution Approach 2:

The patent creates a virtualized copy of the execution environment through the runtime environment. Instead of running applications natively on each diverse device, the system copies the application logic into a standardized runtime environment that can be efficiently executed across different device types, reducing overall system resource consumption.

Inventive Principle:

Principle #26Copying

2Adaptability or versatility

If browser-based applications are used to ensure platform independence, then versatility across devices is improved, but network transfer bandwidth requirements increase

Engineering Contradiction:

Improveplatform independenceVSAvoidnetwork transfer bandwidth

Core Design Contradiction:

Adaptability or versatilityVSQuantity of substance

Solution Approach 1:

The patent performs preliminary compilation and packaging of applications into a standardized format that can be executed by the runtime environment. This preliminary action eliminates the need for continuous downloading and rendering of HTML pages in browsers, significantly reducing ongoing network bandwidth requirements while maintaining platform independence.

Inventive Principle:

Principle #10Preliminary action

3Reliability

If proprietary push application implementations are used, then notification functionality is achieved, but ease of deployment and standardization deteriorates

Engineering Contradiction:

Improvenotification functionalityVSAvoidease of deployment

Core Design Contradiction:

ReliabilityVSEase of manufacture

Solution Approach 1:

The patent creates a universal runtime environment that can execute multiple types of applications including push notifications, email, and messaging through a single standardized platform. This multi-functional approach eliminates the need for separate proprietary implementations for each application type, greatly easing deployment while maintaining reliable notification functionality.

Inventive Principle:

Principle #6Universality (Multi-functionality)

4Adaptability or versatility

If applications are rendered at runtime in browsers, then adaptability to different devices is improved, but execution efficiency and responsiveness deteriorate

Engineering Contradiction:

Improvedevice adaptabilityVSAvoidexecution efficiency

Core Design Contradiction:

Adaptability or versatilityVSProductivity

Solution Approach 1:

The patent replaces the browser-based rendering mechanism with a dedicated runtime environment that executes applications more efficiently. This substitution eliminates the overhead of HTML parsing, CSS rendering, and JavaScript interpretation that plagues browser-based applications, significantly improving execution efficiency and responsiveness while maintaining device adaptability through the standardized runtime interface.

Inventive Principle:

Principle #28Mechanics substitution (Replace mechanical system)

Data Source

PatentEP1872522B1System and method for enabling asynchronous push-based applications on a wireless device

Publication Date: 2012.12.05 BLACKBERRY LTD

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AI summary

There is provided a system and method of enabling asynchronous push-based applications on a wireless device in a system having an application gateway server including an application repository and a server proxy including an event sink for communicating between the system and the device. The method comprises reading a Web service interface, generating a Web service interface therefrom conforming to a notification protocol, creating a notification-based application bundle for the Web service, publishing the notification-based application bundle, creating an event source. The system comprises an application gateway server, an application repository and an application registry. The application gateway includes an event sink for communicating between the system and the device. The application gateway server is configured for communication with a backend server including an event source.