Case Study - Kolkata Metro - TruKnox Technologies

Kolkata Metro


Metro Railway, Kolkata is the first underground Metro Railway in India. It extends from Dum-Dum near Netaji Subhas Chandra Bose airport, Kolkata to Tollygunj, the busy north south axis of Kolkata over a length of 16.45 Kms. There are Seventeen Stations en route at about one km apart. The Metro Railway Kolkata was constructed progressively from 1972 to 1995, Phase-I a length of 3.04 Kms. from Esplanade to Bhowanipur having been completed in 1984. Full length of 16.45 Kms was commissioned in 1995.


Kolkata metro uses TruKnox Digital Signage Software to power a 2X2 video wall. The video wall is used to display advertisements, public information, Metro timings, etc. The Designing of the presentation, scheduling, controlling of screens and monitoring the playback is all done using the Software.

The Challenges
  • The metro's communications goals were to welcome passengers, promote services, announcements, publish bulletins, and more.
  • For this they have setup Massive Video Walls on their platforms.
  • They needed a powerful yet easy to use tool that could help them to create, manage and schedule the content on the various screens centrally from the administration office.
Key solution
  • Truknox has provided Kolkata Metro with a “One Stop” solution to all their needs on this Project.
  • Along with the Video Walls, several, the Designer and Scheduler were installed in the administration office.
  • All content presenting on the digital video walls has been designed in the TruKnox designing software especially forVideo Walls with the resolution of the Video Walls.
  • Content includes company brief, daily news, metro videos, precautionary information, ticker text with RSS feeds and various Flash animations. Different type of content is created for different stations as per their layout and placement.
  • Scheduler is used to centrally manage the media players, group them according to the different locations of the platforms, update them, and schedule playlist of multimedia content.
  • A media player capable enough to run the Video wall has been installed behind each Video Wall. All the media players were connected using the Station's internal LAN network, wired and wireless.
Kolkata Metro
  • All the content designed can be changed dynamically on the go without interfering the already playing content.
  • The cost of content design and change has been reduced to zero because all the content can be designed in the designer.
  • Easy to Manage Increases the brand value of the organization.
  • Their marketing team itself is able to manage the whole communication channel very easily from their desk.
TruKnox Technology in Brief

TruKnox Technology offers a complete portfolio of digital signage solutions including media players, servers, and software which are applicable to various industries, such as education, retail, hospitality, corporate, financial, and public institutions. TruKnox is dedicated to being a reliable partner to its clients worldwide, and has successfully set up various application references globally. In order to best facilitate the deployment of TruKnox products, the company also provides tailored services to satisfy the ascending market demand for almost limitless applications.

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