Archive for July, 2009

Oracle Overview

In this section we will examine Oracle database, how this product can be suitable for our GIS projects.
Oracle products are extraordinarily careful with data: For safety, they write all changes to data in two separate places—first to a transaction log and then to the database data file. Support transactions, which guarantees that if a mistake [...]

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Oracle Pragmatic Approach

Oracle has taken a pragmatic approach to delivering object functionality in the server. We deliver the needed functionality in phases, addressing the most important and clearly understood customer needs first, while giving customers sufficient time to absorb and effectively use the advances in the server. As a result, with Oracle9i, users can store business objects [...]

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Oracle – Tightly integrated object solution

Oracle has chosen to offer a tightly integrated object solution with Oracle9i. Object technology permeates the Oracle9i server and is not offered as a thin veneer on top of an existing relational database. Oracle9i is an integrated product in three important ways:
It has a single architecture for both objects and relational data.
The object technology is [...]

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Evolutionary

With Oracle9i, Oracle is bringing the next generation of relational database technology to the mainstream market, by providing users the ability to define and store business objects in the database, and by extending support for rich, multimedia datatypes. Oracle9i integrates object data and relational data, allowing customers to treat object data as relations and also [...]

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Oracle Database

Oracle’s family of industry-leading database, networking and gateway products enable corporations to access any data, on any server, over any network, from any client device.
The Oracle Database has been designed for the emerging hosted application market on the internet. With transparent, rapid-growth clustering capabilities, powerful and cost effective security measures, zero-data-loss safeguards and real-time [...]

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Communication and Visualisation Terminals

Mobile communication equipment (GSM/GPRS/UMTS), a range of terminals including Personal Digital Assistants (PDA), Palmtops and powerful mobile PCs, and GNSS satellite location services can now be easily integrated in a distributed scenario: mobile devices are rapidly converging in standards and components to meet the growing demands in terms of users and need of internet based [...]

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LBS – Location based services & Applications

Location Based Services will play a key role in the future development of the Galileo market, as they represent the ultimate synergy between wireless communication networks, Geographic Information Systems and positioning technologies in order to deliver to the mass market a wide variety of new services.
This chapter begins with a general description and definition of [...]

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Mobile networks beyond 3G – Evolution

Introduction
Activities towards next generation mobile communication are up to now technology driven. But, especially from an operator’s point of view, a system B3G has to deal with various aspects like user preferences, system requirements, network architecture, business model, security, and standardisation.
Mobile technologies are dominating the modern communication world. Third generation mobile systems are currently being [...]

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InfraRed

Infrared is a special form of radio transmission in which a focused ray of light in the infrared frequency spectrum, measured in terahertz, or trillions of hertz (cycles per second), is modulated with information and sent from a transmitter to a receiver over a relatively short distance. Infrared radiation (IR) is the same technology used [...]

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Bluetooth

Ericsson initiated development of the Bluetooth technology in 1994, but today the specification is developed, published and promoted by the Bluetooth Special Interest Group (SIG) . Bluetooth wireless technology is a worldwide specification for a low-cost, low power consuming radio solution that provides links between different types of devices. It uses the globally available 2.4 [...]

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