Converged Applications

Abstract:  The customer is a popular European PBX vendor. This project involved extending their available PBX functions to mobile phones (features like call hold, corporate dial list, call back, etc). HSC implemented the solution for windows mobile and symbian.
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Abstract: This project involved implementing an iphone and android VoIP dialer that would allow a very popular social networking company to implement a VoIP SDK for their developer base. In android, the voip stack was integrated at NDK level for maximum performance.
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Abstract:  In this case study, HSC architected a completely embeddable voip call call control for the Android system, deeply integrated into Android's own Telephony architecture. This approach is significantly more powerful than implementing a voip stack in user space due to several reasons, including features, performance etc.
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Abstract: The customer is a leading healthcare solutions provider in Asia. HSC was chartered with building a state of the art medical record and dicom image viewer for the iphone and ipad devices that would enable doctors and nurses to be fully equipped to have patient data at their fingertips. 
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Abstract:  This project involved developing a series of IN as well as non-IN (SIP) based value added services on top of a customer SDP. The applications included: Calling Card (Pre-paid) Caller RingBack Tone (CRBT) Virtual Private Network Centrex features
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Abstract: This project involved development of a complete next generation NGN-AS based on the 3GPP OSA service model for deployment into an IMS network. The AS supported both the OSA/SIP based multimedia call control architecture in addition to serving as an IM-SSF for interoperability with IN based services.
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Abstract:  This project involved development of a complete IN service node. The project involved development of a customer proprietary SCE (Java Based), integration of the product with 3rd party TCAP,SCCP and SS7 stacks as well as development of an IN-CS2 compatible call model.
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Abstract: HSC worked with a greenfield operator which wanted to deploy an all IP IMS R7 based architecture for enabling next generation services. HSC consultants led the design and specification  of this network. Some of the areas involved: Create network design Create RFI based on network design and invite different vendors to respond Evaluate RFI responses and interview vendors on technology fitment Create gap analysis of areas which were not technically ready for all IP rollout
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Abstract: A leading OEM approached HSC to help them design a next generation "Spam detector" for VoIP systems. With the increasing popularity of VoIP, spam in voice telephone is a major issue and simple white or black lists do not suffice. HSC designed and intelligent feedback based system that could tap into the power of the social network community and assign ratings to known and unknown calls dynamically, taking feedback from community ratings.
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Abstract: A startup company had implemented an initial prototype for a content distribution platform and approached HSC to re-architect their solution to make it interoperable with SIP networks as well as add enhanced policy and decision control.   HSC consultants re-architected their solution and helped them implement a fully interoperable content management system that could work with SIP, IMS as well as non-SIP/IMS devices.
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