Abstract: Optimal network resource consumption by dynamically controlling media bursts in Simultaneous PoC (Push-To-X (Push-To-Voice/Video/etc.) Over Cellular) calls. Embodiments disclosed herein relate to wireless communication networks, and more particularly to PoC calls performed using wireless communication networks. Embodiments herein disclose methods and systems for optimal network resource consumption by dynamically controlling media bursts, when a user is participating in simultaneous PoC sessions. Embodiments herein disclose methods and systems for optimal network resource consumption by enabling a user to selectively enable/disable multiple PoC sessions using MBCP “Activate” and “Deactivate” messages.

Abstract: According to an embodiment of the present disclosure, a method of key-management by a group management server in Mission Critical Systems (MCX) between an initiating party and a receiving party is provided. The method comprises generating a master key, the master key being designated for an ad-hoc communication, allocating an identifier to the generated master key, and transmitting a transmission message signed by an initiating MCX entity including the master key to a receiving MCX entity.

Abstract: The present disclosure relates to a pre-5th-Generation (5G) or 5G communication system to be provided for supporting higher data rates Beyond 4th-Generation (4G) communication system such as long term evolution (LTE). A method for handling reception of a plurality of media streams in a mission critical (MC) system is provided.

Abstract: Embodiments herein achieve systems and methods for managing communication in a Mission Critical data (MCData) communication system. The proposed method and system provides file distribution and data streaming in the MCData communication system. The proposed method and system provides a functional model and mechanisms to support mission critical data services. The functional model to support file distribution and data streaming, and associated procedures including one-to-one, one-to-many, and group data communications. Further, the proposed method and system provides mechanisms for optimizing radio resource utilization and backhaul link utilization in the MCData communication system. The proposed method and system provides radio resource utilization of the PC5 interface for the MC service, when multiple group members are under a relay node.

Abstract: Embodiments herein provide a method for notifying a state of a plurality of members of one or more Mission Critical Service (MCX) groups to an MCX UE in a MC communication system. The method includes identifying, by the MCX server, state of each member of one or more groups. The method includes categorizing, by the MCX server, plurality of members of one or more groups based on identified state of each member. Further, the method includes notifying, by MCX server, state of plurality of members of the one or more groups to the MCX UE based on the categorization. The MCX services include MCData, MCPTT (Voice) and MCVideo communication services. In some embodiments, the state of the members of the MCX groups is notified over an eMBMS channel. In various embodiments, the state of members of MCX groups is notified when a Floor is granted to the MCX user.

Abstract: A method and an apparatus are provided for transmitting a mission critical data (MCData) notification message by a first user equipment (UE) in a communication system by generating an MCData notification message to share disposition information and transmitting the MCData notification message to a second UE. The MCData notification message includes at least one of a notification message identity information element to identify a type of the MCData notification message, a date and time information element to indicate a time when the MCData notification message was sent, a conversation identifier (ID) information element to identify a conversation, and a message ID information element to identify the MCData message within the conversation.

Abstract: Embodiments herein provide a systems and methods for managing short data service (SDS) in on-network and off-network mission critical data (MC Data) communication system. The various embodiments provide one-to-one SDS and a group SDS in the on-network MC Data communication system for a unidirectional communication. The various embodiments provide one-to-one SDS and a group SDS in the on-network MC Data communication system for a bidirectional communication. Further, the various embodiments provide a one-to-one SDS and a group SDS in an off-network MC Data communication system for a unidirectional communication.

Abstract: Embodiments herein disclose formats for MCData messages and notifications, and methods for coding (encoding and decoding) MCData messages and notifications in a MCData communication system. The method includes generating, by a first UE, an encoded MCData message or notification comprising of signaling payload and data payload content related to one or more MCData user payloads. Further the method includes deriving, by a second UE, the actual MCData messages or notifications by decoding the received encoded MCData messages or notifications. The formats for MCData messages and MCData notifications optimize control headers and allow maximum user data size that can be carried in a single message over signalling, which aids in sending multiple user payloads in a single message.

Abstract: The present disclosure relates to a communication method and system for converging a 5th-Generation (5G) communication system for supporting higher data rates beyond a 4th-Generation (4G) system with a technology for Internet of Things (IoT). The present disclosure may be applied to intelligent services based on the 5G communication technology and the IoT-related technology, such as smart home, smart building, smart city, smart car, connected car, health care, digital education, smart retail, security and safety services. Example embodiments initiate a Mission Critical data (MCData) communication using a pre-established session. A participating MCData server receives at least one pre-established session setup request from an originating MCData client device. The pre-established session setup request comprises the pre-established session indication advising the participating MCData server of initiation of at least one pre-established session.

Abstract: A method for associating services in an electronic device is provided. The method includes sending, by a first electronic device, a first service with a first private association dialog (PAD) to a second electronic device, wherein the first PAD of the first service includes a first PAD identifier and sending, by the first electronic device, a second service with a second PAD to the second electronic device, wherein the second PAD of the second service includes a second PAD identifier that matches the first PAD identifier to associate the second service with the first service at the second electronic device.

Abstract: Embodiments herein achieve systems and methods for managing communication in a Mission Critical data (MCData) communication system. The proposed method and system provides file distribution and data streaming in the MCData communication system. The proposed method and system provides a functional model and mechanisms to support mission critical data services. The functional model to support file distribution and data streaming, and associated procedures including one-to-one, one-to-many, and group data communications. Further, the proposed method and system provides mechanisms for optimizing radio resource utilization and backhaul link utilization in the MCData communication system. The proposed method and system provides radio resource utilization of the PC5 interface for the MC service, when multiple group members are under a relay node.

Abstract: A method for controlling media reception at an electronic device communicating with at least one external device includes establishing a communication session between the electronic device and the at least one external device via a server; in response to establishing the communication session, creating an instance of a first reception control state machine for controlling multiple media receptions in the communication session; receiving, from the server, a media transmission notification indicating that a media reception is available from an external device; receiving, from a user of the electronic device, an input for permitting the media reception; and in response to receiving the input, transmitting a media reception request requesting the media reception to the server and creating an instance of a second reception control state machine for controlling the media reception.

Abstract: Embodiments herein achieve systems and methods for managing communication in a Mission Critical data (MCData) communication system. The proposed method and system provides file distribution and data streaming in the MCData communication system. The proposed method and system provides a functional model and mechanisms to support mission critical data services. The functional model to support file distribution and data streaming, and associated procedures including one-to-one, one-to-many, and group data communications. Further, the proposed method and system provides mechanisms for optimizing radio resource utilization and backhaul link utilization in the MCData communication system. The proposed method and system provides radio resource utilization of the PC5 interface for the MC service, when multiple group members are under a relay node.

Abstract: A method and an apparatus are provided for transmitting a mission critical data (MCData) notification message by a first user equipment (UE) in a communication system by generating an MCData notification message to share disposition information and transmitting the MCData notification message to a second UE. The MCData notification message includes at least one of a notification message identity information element to identify a type of the MCData notification message, a date and time information element to indicate a time when the MCData notification message was sent, a conversation identifier (ID) information element to identify a conversation, and a message ID information element to identify the MCData message within the conversation.

Abstract: Embodiments herein provide a method for notifying a state of a plurality of members of one or more Mission Critical Service (MCX) groups to an MCX UE in a MC communication system. The method includes identifying, by the MCX server, state of each member of one or more groups. The method includes categorizing, by the MCX server, plurality of members of one or more groups based on identified state of each member. Further, the method includes notifying, by MCX server, state of plurality of members of the one or more groups to the MCX UE based on the categorization. The MCX services include MCData, MCPTT (Voice) and MCVideo communication services. In some embodiments, the state of the members of the MCX groups is notified over an eMBMS channel. In various embodiments, the state of members of MCX groups is notified when a Floor is granted to the MCX user.

Abstract: Disclosures herein provide methods and servers for releasing mission critical data (MCData) communication in a wireless communication system. The release of MCData communication is initiated by MCData UE by using the hyper text transfer protocol (HTTP) or the release of MCData communication is initiated by a MCData server with or without prior notification to the MCData UE.

Abstract: Embodiments herein disclose formats for MCData messages and notifications, and methods for coding (encoding and decoding) MCData messages and notifications in a MCData communication system. The method includes generating, by a first UE, an encoded MCData message or notification comprising of signaling payload and data payload content related to one or more MCData user payloads. Further the method includes deriving, by a second UE, the actual MCData messages or notifications by decoding the received encoded MCData messages or notifications. The formats for MCData messages and MCData notifications optimize control headers and allow maximum user data size that can be carried in a single message over signalling, which aids in sending multiple user payloads in a single message.

Abstract: Embodiments herein achieve systems and methods for managing communication in a Mission Critical data (MCData) communication system. The proposed method and system provides file distribution and data streaming in the MCData communication system. The proposed method and system provides a functional model and mechanisms to support mission critical data services. The functional model to support file distribution and data streaming, and associated procedures including one-to-one, one-to-many, and group data communications. Further, the proposed method and system provides mechanisms for optimizing radio resource utilization and backhaul link utilization in the MCData communication system. The proposed method and system provides radio resource utilization of the PC5 interface for the MC service, when multiple group members are under a relay node.

Abstract: Embodiments herein provide a systems and methods for managing short data service (SDS) in on-network and off-network mission critical data (MC Data) communication system. The various embodiments provide one-to-one SDS and a group SDS in the on-network MC Data communication system for a unidirectional communication. The various embodiments provide one-to-one SDS and a group SDS in the on-network MC Data communication system for a bidirectional communication. Further, the various embodiments provide a one-to-one SDS and a group SDS in an off-network MC Data communication system for a unidirectional communication.

Abstract: A method for associating services in an electronic device is provided. The method includes sending, by a first electronic device, a first service with a first private association dialog (PAD) to a second electronic device, wherein the first PAD of the first service includes a first PAD identifier and sending, by the first electronic device, a second service with a second PAD to the second electronic device, wherein the second PAD of the second service includes a second PAD identifier that matches the first PAD identifier to associate the second service with the first service at the second electronic device.