Accessibility · US gov-funded

Video relay service

A U.S. government-funded organization partnered with Mobian to develop a Video Relay Service (VRS) platform, providing hearing-impaired users with accessible communication tools.

Accessibility Solutions
Multilingual Support
Communication Platform

100K+downloads of the mobile app

3products: TV device, mobile app, SIP phone

2–3 yearsof development, with ongoing support

The client

Context

The project spanned 2–3 years and resulted in a multi-product system, including a custom TV-connected device, a mobile application, and a tablet-compatible SIP phone. Mobian addressed unique hardware and software challenges to deliver a scalable, user-friendly solution in a previously untapped market.

The challenge

What stood in the way

Designing a custom TV-connected device operating on a bespoke Android OS without Google Play Services or standard Android components.
Adapting UI/UX for a TV-based interface with remote control functionality.
Developing a native Android and iOS mobile application to complement the TV device and provide multi-platform accessibility.
Building an Android-powered SIP phone for regular and SIP calls, integrating custom hardware features.
Implementing real-time video calls with sign language interpretation using a custom SIP server.

What we built

The solution

Mobian extended the client’s team and delivered a comprehensive, multi-device platform:

Custom TV-Connected Device

Android-powered console connected to TVs via HDMI, managed by a Bluetooth remote controller.
Operated on a custom Android OS built on AOSP sources.
Supported OTA updates for seamless upgrades.

Mobile Application

Native Android and iOS applications supporting VRS calls with sign language interpretation.
AndroidJava/Kotlin, MVVM, RxKotlin.
iOSObjective-C/Swift, MVC, Alamofire.
Over 100,000 downloads, providing flexibility for smartphone and tablet users.

SIP Phone Application

An Android-powered device with a touchscreen tablet and physical buttons.
Capable of regular telephone and SIP calls, leveraging a custom SIP server.
Built using standard Android principles while integrating native SDKs for custom functionality.

Industry

Healthcare & MedTech

Remote patient monitoring, clinical-trial platforms, telemedicine and medical-device SDKs.

Our Healthcare & MedTech expertise

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