Tzach Livyatan

Tel Aviv District, Israel Contact Info
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As an experienced Product Management executive, I have a proven track record of leading…

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  • ScyllaDB

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Patents

  • SYSTEM AND METHOD TO SUPPORT MEDIATION OF OCS DIAMETER/RO REAUTHORIZATION ON GSM CAMEL NETWORKS

    Issued US 20150011181

    Embodiments of the present invention provide a system and method which overcome the limitations of CAMEL systems which do not natively support reauthorization functionality. The system and method provide a mediation mechanism by which an online charging systems that supports reauthorization functionality can run using the mediation mechanism over CAMEL system. The mediation mechanism provides a means for added user credits to be utilized and allows the user to continue with the activity in…

    Embodiments of the present invention provide a system and method which overcome the limitations of CAMEL systems which do not natively support reauthorization functionality. The system and method provide a mediation mechanism by which an online charging systems that supports reauthorization functionality can run using the mediation mechanism over CAMEL system. The mediation mechanism provides a means for added user credits to be utilized and allows the user to continue with the activity in which the user was engaged. This is advantageous both to the user and the service provider.

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  • System and method for unified charging over in and IMS networks for SCIM / service broker

    Issued US US 8849243 B2

    In accordance with various embodiments, systems and methods that provide unified charging across different network interfaces are provided. A system can include an online charging system, executing on one or more microprocessors, a SCIM, which is operable to manage communication between a plurality of subscribers over a plurality of different network interfaces, and a set of interworking charging modules that use a unified charging structure to provide mappings between network protocol…

    In accordance with various embodiments, systems and methods that provide unified charging across different network interfaces are provided. A system can include an online charging system, executing on one or more microprocessors, a SCIM, which is operable to manage communication between a plurality of subscribers over a plurality of different network interfaces, and a set of interworking charging modules that use a unified charging structure to provide mappings between network protocol parameters and capabilities. The interworking charging modules can be configured to provide a same charging behavior to a plurality of different network protocols.

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  • System and method of extending ims scim / service broker to enable application servers using mscml to execute on gsm camel networks

    Issued US US 13/610,643

    Systems and methods provide unified user interaction across different network interfaces. A system to extend an IMS SCIM to enable application servers that use MSCML to execute on CAMEL (GSM) networks include an application server, including IMS applications using MSCML. The system includes a SCIM to manage communication between call parties and the applications. In a GSM network, when the IMS connects a call party to a media resource, the SCIM is configured to connect the call party to a MSC…

    Systems and methods provide unified user interaction across different network interfaces. A system to extend an IMS SCIM to enable application servers that use MSCML to execute on CAMEL (GSM) networks include an application server, including IMS applications using MSCML. The system includes a SCIM to manage communication between call parties and the applications. In a GSM network, when the IMS connects a call party to a media resource, the SCIM is configured to connect the call party to a MSC internal resource function, receive a message from the IMS applications which indicates an announcement to play to the call party and/or information to be collected from the call party, mediate the message into native CAMEL operations for the GSM network, and play the announcement and/or collect information indicated in the message.

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  • Delivering sip-based call services to circuit-switched terminals

    Issued US 8,243,715

    A method for communication in a communication system includes predefining a plurality of service delivery modes having different signaling and media path configurations in circuit-switched and packet-switched networks. A request to place a call is accepted in the circuit-switched network, and a call service to be provided to the call by a service platform in the packet-switched network is identified responsively to the request.

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  • Management of multiple user identities in a communication system

    Issued US 7620391

    A computer-implemented method for communication includes assigning to at least first and second communication terminals (22) of a communication system (20) at least respective first and second private identities and a common public identity different from at least the first and second private identities. Registrations of the public identity and of at least the first and second private identities are simultaneously maintained in the communication system (20). A request is received to set up a…

    A computer-implemented method for communication includes assigning to at least first and second communication terminals (22) of a communication system (20) at least respective first and second private identities and a common public identity different from at least the first and second private identities. Registrations of the public identity and of at least the first and second private identities are simultaneously maintained in the communication system (20). A request is received to set up a call in which the public identity serves as one of a source and a destination of the call. The call is established between a third communication terminal and one of at least the first and second communication terminals (22) using the simultaneously-maintained registrations.

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  • Convergence of ancillary call services across multiple communication domains

    Issued US 12/551,588

    A method for communication in an environment including a circuit-switched network and a packet-switched network.

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  • A system and method for extending scim / service broker processing with an ims initial filter criteria (ifc) for pipeline processing

    Filed US PCT/US2013/054570

    In accordance with various embodiments, systems and methods that integrate pipeline processing into a SCIM are provided. Such a system can include a plurality of applications, executing on one or more application servers. Each application server operates on one or more microprocessors. The system can further include a SCIM, which is operable to manage activation of the plurality of applications in one or more application chains. Each application chain can include pipeline blocks comprising two…

    In accordance with various embodiments, systems and methods that integrate pipeline processing into a SCIM are provided. Such a system can include a plurality of applications, executing on one or more application servers. Each application server operates on one or more microprocessors. The system can further include a SCIM, which is operable to manage activation of the plurality of applications in one or more application chains. Each application chain can include pipeline blocks comprising two or more back-to-back applications and the two or more applications in each pipeline block can be activated in a same order in a forward and a backwards direction.

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  • System and method for optimizing media resource for ims scim/service brokering

    Filed US US 13/330,561

    In accordance with various embodiments, systems and methods that improve communication with a media server are provided. Such a system can include a plurality of applications, executing on one or more application servers. The system can also include a media server which is operable to play announcements requested by the plurality of applications to one or more parties in a call; and a SCIM. The SCIM is operable to buffer requests from the plurality of applications to play the announcements…

    In accordance with various embodiments, systems and methods that improve communication with a media server are provided. Such a system can include a plurality of applications, executing on one or more application servers. The system can also include a media server which is operable to play announcements requested by the plurality of applications to one or more parties in a call; and a SCIM. The SCIM is operable to buffer requests from the plurality of applications to play the announcements. When an application in a chain of applications requests that an announcement be played to a party, the SCIM can buffer the request, communicate with each remaining application in the chain of applications and buffer any requests to play an additional announcement to the party, open a connection to the media server, and instruct the media server to play each announcement associated with each buffered request.

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  • System and method for supporting session threshold for ims scim/service brokering

    Filed US US 13/584,459

    In accordance with various embodiments, systems and methods that integrate threshold management into a SCIM/Service Broker are provided. Such a system can include a plurality of applications, executing on one or more application servers. The system can also include a SCIM/Service Broker which is operable to manage a threshold set by the applications. Each application can determine an application threshold, a current threshold and a met threshold. When an application receives a message from the…

    In accordance with various embodiments, systems and methods that integrate threshold management into a SCIM/Service Broker are provided. Such a system can include a plurality of applications, executing on one or more application servers. The system can also include a SCIM/Service Broker which is operable to manage a threshold set by the applications. Each application can determine an application threshold, a current threshold and a met threshold. When an application receives a message from the SCIM/Service Broker, the application can determine if the met threshold exists and, if the met threshold exists, update the application threshold accordingly. The application can also determine if the application threshold has been met, and if the application threshold has been met, execute business logic associated with the application threshold and set a new application threshold. The application sends a request to SCIM/Service Broker requesting a new current threshold value be set.

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  • Communications service broker for orchestration of services in a telecommunications network

    Filed US US 13/330,567

    A service broker is described that performs orchestration of services to enable compilations of multiple applications for a single call or session. In particular, the service broker is extended with charging orchestration which allows the service broker to receive a single charging event and to orchestrate between activation of multiple charging services in response to the charging event.

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  • Communications service broker for preventing voicemail tromboning in the telecommunications network

    Filed US US 13/330,561

    A set of techniques are described for preventing the problem of voicemail tromboning. The techniques can be implemented with a service broker or other intermediate entity having a connection to a telecommunications network. The service broker can receive an incoming call from a switch in a home network of the subscriber. The service broker can then determine that a recipient device of the incoming call is roaming in a visited network. If it is determined that the subscriber is roaming, the…

    A set of techniques are described for preventing the problem of voicemail tromboning. The techniques can be implemented with a service broker or other intermediate entity having a connection to a telecommunications network. The service broker can receive an incoming call from a switch in a home network of the subscriber. The service broker can then determine that a recipient device of the incoming call is roaming in a visited network. If it is determined that the subscriber is roaming, the service broker can contact a remote switch in the visited network and instruct the remote switch in the visited network to disable late call forwarding prior to relaying the incoming call message to the remote switch. The service broker can then be responsible for contacting the voicemail server in the home network of the subscriber so that the subscriber can still have access to voicemail.

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Courses

  • Developing Innovative Ideas for New Companies: The First Step in Entrepreneurship. University of Maryland, College Park via Coursera

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Honors & Awards

  • Summa Cum Laude

    Technion

Languages

  • Hebrew

    Native or bilingual proficiency

  • English

    Professional working proficiency

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