Computer Telephony Projects

 

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Windows OS Projects

Linux and Unix Projects

Embedded Software Projects

Computer Telephony Projects

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Netmerge/CTMedia Projects

Breakthrough Technologies

 

Over the years, TetherMedia has accumulated vast experience in computer telephony development.  We are well acquainted with the internals of many telephony cards including Dialogic, Brooktrout, and others.
Project: Voice/Telecom Cards Generic Driver
Platform: NT:Pentium, NT:AXP, Unixware:Pentium, Linux:Pentium, Solaris:SPARC, AIX:RS6000, HP-UX:PARISC, ISA, PCI, VME
Description: For a computer telephony company, TetherMedia architected and developed a generic device driver package that allows a single driver to control a suite of voice, fax, ISDN, and DSP boards, all with different hardware interfaces.  The driver was first developed under SCO Unix and later TetherMedia ported the same driver package to Windows NT, Linux, Solaris, AIX, HP-UX, and UnixWare.

Project: T1/E1 Switch
Platform: IxWorks:i960, Linux:Pentium, PCI
Description: For a telecom switch company, TetherMedia architected and developed the infrastructure for a T1/E1 switch, including all firmware and DSP code running on a ten channel T1/E1 PCI card, device driver for the card, and all support middleware. DSP was Lucent DSP16210. T1/E1 card utilized IxWorks running on Intel i960, and Red Hat Linux was used on the Intel host. TetherMedia engineers constituted the entire software team for this project.

Project: CSTA Architecture
Platform: Avaya
Description: For a multi-national telephony equipment company, TetherMedia provided System Engineering and Architecture expertise to large PBX vendor in helping define and architect several major releases of their suite of secure CSTA based application enablement products. Made extensive use of XML and Web Services technologies in providing standards based interfaces to 1st party and 3rd party call control features and media processing capabilities.

Project: PBX Architecture
Platform: Avaya
Description: For a multi-national telephony equipment company, TetherMedia provided System Engineering and Architecture expertise to large PBX vendor in helping define and architect their next generation suite of Web Service enabled application middleware products. Project involved generating requirements and architecture of a middleware communication platform to comm-enable business processes. This involved exposing Click-to-Call, Click-To-Conference, Emergency notification and various other communication services that could be easily consumed by existing business processes using standards like Web Services and BPEL-4WS (Business Process Execution Language).

Project: Voice/Fax Card Driver Port from Solaris to Linux
Platform: Linux:Pentium, ISA, PCI
Description: For a multi-national semiconductor company, TetherMedia ported a suite of device drivers and libraries from Solaris to Linux. The entire software package consists of over 500K lines of code and controls various voice and fax communications hardware. Target Linux version was Red Hat 6.0 running on Intel platform.

Project: DSP Kernel and Driver Port from ISA to PCI
Platform: Solaris: SPARC, Unixware:Pentium, NT:Pentium, PCI
Description: For a computer telephony concern, TetherMedia ported a DSP kernel and the driver for the DSP PCI card from ISA to PCI. The DSP kernel was developed using SPOX and the PCI card consisted of four TI TMS320C31 DSPs. Target host operating systems were Solaris 2.5.1 on Ultra SPARC, SCO UnixWare V2.1, and Windows NT.

Project: Portable Open DSP Card Drivers
Platform: Solaris:SPARC, Solaris:Pentium, VME, PCI
Description: For a computer telephony company, TetherMedia architected, designed, and implemented a Solaris device driver for a new generation of telephony cards. The cards come in VME and PCI flavors and contain up to 8 Motorola Onxy DSPs plus an I960 RISC. The device driver was designed to provide high performance and be highly portable with an unique OS-independent layer to isolate the OS dependencies from the core driver modules. Target host systems were Solaris 2.5 for SPARC running on FORCE VME SPARC CPU cards and Solaris 2.5 for x86 running on Pentium PCI machines.

Project: Telephony Driver Package Port to HP-UX
Platform: HP-UX:PARISC, ISA, PCI
Description: For a multi-national computer concern, TetherMedia ported a suite of Dialogic products from Unixware to HP-UX versions 9 and 10 running on various HP PA Risc systems. The products ported include voice telephony cards, ISDN PRI cards, fax cards, and open-DSP platform cards. On-going technical support for these products was also provided by TetherMedia.

Project: Open-Platform DSP Card Driver
Platform: NT, Pentium, PCI
Description: For a computer telephony company, TetherMedia developed a Windows NT driver and library package to support an open-platform DSP card. The main requirement was performance in SMP systems. The DSP card provides a programming platform for automatic speech recognition (ASR) and text to speech (TTS) capabilities.

Project: Voice/Fax Driver Port from Solaris to VxWorks
Platform: VxWorks:Pentium, ISA, PCI
Description: For a telecommunications company, TetherMedia ported an entire suite of drivers and libraries from Solaris to VxWorks. The product provides voice and fax functionalities and drives a suite of cards. The target platform was VxWorks running on Pentium PC.

Project: Speech Compression/Decompression Toolkit Port to Six UNIX Operating Systems
Platform: Linux:Pentium, Unixware:Pentium, HP-UX:PARISC, AIX:RS6000, IRIX:MIPS, SunOS:SPARC
Description: For a speech software company, TetherMedia ported a compression/decompression toolkit, which consisted of more than 200k lines of code, to UnixWare, HP-UX, IRIX, Linux, AIX, and SunOS. Multiple OS's were ported simultaneously to reduce the time to market.

Project: Telephony Card Driver for Windows CE
Platform: WinCE:Pentium, ISA
Description: For a Computer Telephony Company, TetherMedia designed and developed a Windows CE driver for a computer telephony card. Target platform was Pentium based CPU board.

Project: Multi-Platform Voice/Telecom Cards Diagnostic Package 
Platform: NT, Solaris, Unixware, AIX, HP-UX, VRTX, Pentium, SPARC, PaRISC, R6000, ISA, PCI
Description: For a multi-national semiconductor company, TetherMedia architected and developed an universal diagnostics package for a suite of nine communications cards, each with an unique hardware interface. By creating a generic interface at the driver level, the diagnostics package was able to provide a common user interface TetherMedia developed the diagnostics firmware, generic device driver, and all application level code. The package was developed on Unixware and later ported to Solaris, AIX, HP-UX, and Windows NT.
 

 

 

 

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