Abstract: Methods and apparatus for initiating a PTT call from a caller client device to a recipient client device. The methods and apparatus register the caller client device with the PTT system, wherein caller data identifying the caller client device is transmitted to the PTT system; store the caller data; generate, at the caller client device, a channel request message comprising channel allocation data and call invite messaging information; transmit the channel request message to the PTT system; parse the call invite messaging information from the channel request message; generate a call invite message based upon the call invite messaging information and the stored caller data; and establish the PTT call between the caller client device and the recipient client device based upon the call invite message. Additionally, the call invite messaging information includes an identification number and not the URI of the recipient client device.

Abstract: In a multi-access environment, applications with high priority can temporarily, when needed, occupy parts or even complete resources from at least one of the accesses in a certain geographical area radio access can be secured for such applications. An area consisting of a number of cells is created In such an area, an application having high priority can have guaranteed resources on one pre-determined access while other “ordinary” traffic is temporarily directed to the other access(es) even if that may result in a lower Quality of Service (QoS) in that particular area.

Abstract: Methods related to communication between and within nodes in a high performance computing system are presented. Processing time for message exchange between a processing unit and a network controller interface in a node is reduced. Resources required to manage application state in the network interface controller are minimized. In the network interface controller, multiple contexts are multiplexed into one physical Direct Memory Access engine. Virtual to physical address translation in the network interface controller is accelerated by using a plurality of independent caches, with each level of the page table hierarchy cached in an independent cache. A memory management scheme for data structures distributed between the processing unit and the network controller interface is provided. The state required to implement end-to-end reliability is reduced by limiting the transmit sequence number space to the currently in-flight messages.

Abstract: The disclosure is related to group communications over multicast services. A user equipment (UE) sends a registration request to a server, the registration request indicating communications group(s) in which the UE is interested, receives a message indicating a set of the communications groups that have been assigned pre-established multicast resources, receives call identifiers, the call identifiers mapped to group identifiers of each communications group in the set of the communications groups, stores a mapping of the call identifiers to the group identifiers, and maintains group call sessions for the set of the communications groups.

Abstract: A method for a communications network includes receiving, by a network controller, broadcast content from at least one content source. The method includes synchronizing, by the network controller, with at least a first and second base station. The at least first and second base stations are associated with the network controller. The method includes transmitting, by the network controller, the broadcast content to the at least first and second base stations based on the synchronization such that the broadcast content is transmitted from the at least first and second base stations at desired times.

Abstract: A digital audio system of an aircraft comprising one or more pieces of audio equipment and one or more pieces of radio equipment providing a reliable side tone to the operators. The audio equipment and the radio equipment have installed in the proximity, respectively, an audio-terminal and a radio-terminal connected to a digital network including digital messages management units and digital signal processors. The digital messages management unit of the audio equipment is provided with a computer program adapted to generate a side tone of an analog audio message issued by the microphone of the audio equipment and to activate/deactivate its sending to the headset of the audio equipment when the audio-terminal receives from the radio-terminal an activation/deactivation command for said side tone.

Abstract: A push-to-talk headset can include one or more user-actuatable switches, user-actuatable adjustment devices or the like that are electrically coupled to a pulse generator circuit. Responsive to detected state transitions of the one or more user-actuatable switches, user-actuatable adjustment devices or the like, a number of signals comprising a number of pulses may be communicated to a portable electronic device communicably coupled to the push-to-talk headset. At least a first of these signals having a first number of pulses may be used to place the portable electronic device in a push-to-talk mode. At least a second of these signals having a second number of pulses may be used by the operating system to remove the portable electronic device from the push-to-talk mode.

Abstract: A resource efficient approach for push-to-talk (PTT) services over a mobile communications network is provided. A remote terminal (UT) receives a command for initiating a PTT session. The UT generates a RAB binding create message, including a PTT session identifier and RAB binding information, and transmits the RAB binding create message to a wireless gateway. The UT receives a RAB binding response from the wireless gateway, and performs a protocol signaling process for establishing PDP bearers, and for establishing the PTT session on a PTT server. The UT receives a command for initiation of media transmission for the PTT session, generates talk burst (TB) request message, and transmits the request message to the wireless gateway (the TB request message is transmitted via media access control (MAC) layer control messaging). In response, the UT receives a talk burst grant message from the wireless gateway.

Abstract: A method and apparatus for uplink (UL) starvation avoidance includes determining a current buffer status information. The current buffer status information is reported to an evolved Node B (eNB). A grant that includes a determination of a number of tokens a wireless transmit/receive unit (WTRU) may accumulate is received from the eNB.

Abstract: An infrastructure device in a 3GPP compliant system performs a method transporting a plurality of media streams over a shared MBMS bearer. The 3GPP compliant system includes a RAN partitioned into a plurality MBMS services areas, wherein each MBMS service area has at least one already existing shared MBMS bearers for transporting the media streams. The infrastructure device: receives a first request to transmit a first media stream to a first communication group; identifies a shared MBMS bearer in a first 3GPP MBMS service area that is already transporting a second media stream to a second communication group; and determines whether the shared MBMS bearer has sufficient capacity to transport both the first media stream and the second media stream simultaneously. When the shared MBMS bearer has sufficient capacity, the infrastructure device simultaneously sends both the first media stream and the second media stream on the shared MBMS bearer.

Abstract: An information exchange method and system, a server and an instant messaging client are provided. The method may include: when receiving a chat session request message sent by a first instant messaging client in an intercom group, receiving, by a server, chat session audio information transmitted by the first instant messaging client; and when receiving a chat session stop message sent by the first instant messaging client, distributing, by the server, the chat session audio information to instant messaging clients, except the first instant messaging client, in the intercom group for real-time playing. The instant messaging client implements an intercom talk function based on a network, thereby saving the purchase cost and improving the confidentiality and stability of information exchange.

Abstract: Disclosed are systems, apparatus, methods, and computer readable media for suppressing network feed activities using an information feed in an on-demand database service environment. In one embodiment, a message is received, including data indicative of a user action. An entity associated with the user action is identified, where the entity is a type of record stored in a database. A type of the entity is identified. It is determined whether the entity type is a prohibited entity type. When the entity type is not a prohibited entity type, the message data is saved to one or more tables in the database. The tables are configured to store feed items of an information feed capable of being displayed on a device. When the entity type is a prohibited entity type, the saving of the message data, to the one or more tables in the database configured to store the feed items, is prohibited.

Abstract: The present invention provides a method for maintaining a large number of connections. The method comprises: when there is no data transmission between a User Equipment (UE) and a network, a network device deletes a radio bearer and reserves UE context information related to link restoration and a default bearer; when data needs to be transmitted between the UE and the network, the network device establishes a bearer connection with the UE according to the reserved UE context information related to link restoration. At the same time, the present invention provides a UE and system for maintaining a large number of connections. By using the method, the UE and the system of the present invention, a large number of UE connections can be maintained effectively, the network load can be reduced and the connection recovery process can be accelerated.

Abstract: A system for enabling tracking and communication between units in a team, typically used for military or rescue operations. The system, known as Command and Control System, has a handheld central unit with a display for showing positions of team units and portable team units having GPS, compass and radio communication function for sending and receipt of positions and alarms and for receiving text messages, a display for showing own positions and bearings. The units have the ability to send data directly or relayed between each other and that each unit can be assigned one or more roles.

Abstract: A wireless communication apparatus including: a memory to store data therein, and a processor to receive a message including setting information concerning settings of a multicast service bearer through which updating data used for updating the data is distributed, to access the multicast service bearer through which the updating data is distributed in accordance with the setting information, to receive the updating data distributed through the multicast service bearer, and to update the data by the updating data.

Abstract: A method and wireless device select a set of secure network connections (230) between a wireless device (108) in a wireless communication system and a target destination system (238). A first security assessment (708) associated with each of a plurality of base station connections associated with respective each of a plurality of base stations (116) available for wireless communications with the wireless device (108) is performed. A second security assessment (716) associated with each of a plurality of subsequent network connections available between the plurality of base stations (116) and a target destination system (238) is performed. A set of base station connections from the plurality of base station connections are prioritized according to predetermined security criteria associated with the wireless device (108).

Abstract: An enhanced push to talk (PTT) method, a network, and a PTT server provide floor control and media traffic optimization for push to talk over cellular (PoC). Specifically, multiple Session Initiation Protocol (SIP) sessions are contemplated between controlling and participating servers while only requiring a single Real Time Protocol (RTP) session for media and a single Real Time Control Protocol (RTCP) session for floor control. In the single RTP and RTCP session, the synchronization source identifier (SSRC) can be used to differentiate between users equipment (UEs) at the controlling and participating servers.

Abstract: The present disclosure generally relates to systems and methods for establishing and maintaining communication between two or more communication devices coupled to communication networks. Some specific aspects relate to communication between a plurality of communication devices each of which is coupled to a respective network. Other aspects relate to establishing such communication by way of contact lists maintained and facilitated on systems coupled to the networks. Users of multiple communication networks, such as VoIP, PSTN and wireless, employ multiple communication devices to communicate with their contacts. For example, a VoIP enabled computer is necessary to access contacts on a VoIP network and a mobile or cellular telephone is used to access contacts on wireless and PSTN networks. A contact list, stored on one communication device, in some instances, cannot be accessed from another communication device.

Abstract: User experience enhancements for conducting group communication sessions may include displaying visual feedback on a display to indicate a state of a group communication session. Embodiments may include displaying a quick contact group communication shortcut icon on a home screen of a wireless communication device display, displaying a group communication button in association with the quick contact group communication shortcut icon on the home screen of the display, detecting a selection of the group communication button by a user on a user interface, and initiating a group communication session with a device of a contact associated with the quick contact group communication shortcut icon.

Abstract: A system, method and client for joining in a group, include: a group server receiving a recommendation request for joining in a group, and adding to the group the user being recommended to be added to the group according to the recommendation request. Adopting the system, method and client for joining in a group provided by the present invention, the user's operation can be facilitated, thereby the user's experiences are improved.

Abstract: A wireless communication device identifies the access network type in the Mobile IP (MIP) Registration Request (RRQ). The wireless communication device uses a wireless communication network to access the IP communication network. The wireless communication device initiates a switch to another wireless communication network. In response to initiating the switch, the wireless communication device determines the network type of the new wireless communication network and generates a MIP RRQ identifying the access network type. After the MIP Registration Response (RRP) is received, the wireless communication device sends and retrieves IP data with the IP communication network via the new wireless communication network.

Abstract: A communication system which includes a plurality of communication terminals, each communication terminal includes: a memory that stores a group attribute representative of an attribute of a group, the group attribute assigned to a communication terminal or a user of the communication terminal; a communication unit that transmits the group attribute stored in a memory of a correspondent terminal located within a predetermined range from the communication terminal, and receives a group attribute stored in a memory of the correspondent terminal; and a controller that compares the group attribute received by the communication unit with the group attribute stored in the memory of the communication terminal and initiates selectively one of a first information processing and a second information processing based on a result of the comparison.

Abstract: A method and a communication interchange enhancement system for implementing an enhanced user interface for a communication interchange includes but is not limited to a method including to providing an identifier associated with a third-party participant related to the communication interchange; matching the identifier with the third-party participant in a database storing one or more lists of possible third-party participants; obtaining context data associated with the identifier regarding a group-type characteristic of the third-party participant for purposes of communication interchange with at least another participant; and enabling a user interface to display the group-type characteristic.

Abstract: Disclosed herein are methods and systems for initiating communications with contacts based on a communication specification. According to an aspect, a method may include receiving a communication specification. The communication specification may include identification of one or more contacts, a communication persistence parameter, a geographic location, an event, a date, and a communication channel. The method may also include determining one or more contacts based on the communication specification. Further, the method may include initiating multiple communications with the contacts via at least one communication channel. A communication channel may be a telephone call, an email, a text message, an instant message, and the like.

Abstract: The present description provides a method applicable to a network supporting a number of network modes of operation (NMOs). In the method, a user equipment (UE) in the NMO 1 receives a control signal, such as mobility management backoff timer, indicating an access restriction on packet switched (PS) domain of the network. Therefore, the UE in the NMO 1 performs location area update (LAU) procedure associated with circuit switched (CS) domain without performing combined routing area update (RAU) procedure associated with both the PS domain and the CS domain, while the access restriction is in place. The UE in the NMO 1 is configured to perform combined attach procedure, which is associated with both the PS domain and the CS domain, when attaching to the network. Further, the UE in the NMO 2 is configured to perform CS attach procedure and PS attach procedure separately, when attaching to the network.

Abstract: Systems and methods for operating a plurality of communication devices configured to be associated with a user group. Each communication device of the plurality of communication devices may be configured to communicate with one or more servers both as an individual communication device with an individual unique identifier assigned thereto and as the user group with a group unique identifier assigned thereto.

Abstract: Described are various embodiments of a system and method in which device-identifying data can be used to uniquely recognize and optionally track and report on device activity at one or more hotspot locations by way of the creation and management of a device profile uniquely associated with such devices and stored in a network accessible knowledge base.

Abstract: Group identification and definition within multiple user, multiple access, and/or MIMO wireless communications. A group identification definition field may be transmitted to a number of receiving devices for use in interpreting current or subsequently received packets that include a group identification field (group ID). The group ID can serve a number of functions such as indicating those receiving devices for which the packet is intended, the identification of fields within the packet corresponding to the various devices, certain parameters (e.g., code type, code rate, modulation type, etc.) associated with such fields within the packet, etc. The group identification definition field may be updated or modified to allow for modification of the manner in which subsequent packets, including respective group IDs, are processed. One of a variety of events may direct the group identification definition field may be updated or modified.

Abstract: A group communication method of a terminal is provided. The terminal establishes a group call connection with a first base station belonging to a group call zone, and receives group call data from the first base station. When moving to the coverage area of a second base station belonging to the group call zone, the terminal receives group call data from the second base station.

Abstract: Embodiments described herein provide systems and methods for sharing encoder output of video streams. In a particular embodiment, a method provides determining video profiles for each of a plurality of devices. The method further provides determining if two or more of the video profiles are similar by determining if parameters associated with each video profile differ by less than a threshold value. The method further provides transmitting a video stream encoded in a single format to the devices if they have similar profiles and transmitting video streams encoded in different formats to the devices if they do not have similar profiles.

Abstract: A call processing system and method based on an answer mode of a Push-to-Talk over Cellular (PoC) user are provided. A data format is defined, which inserts an indicator indicating a manual answer override into a payload of a Real-time Transport Control Protocol (RTCP) in a format of a new data field. When a PoC communication requester instructs the MAO to perform PoC communication regardless of an answer mode of a reception side PoC user, an auto-answer mode is immediately executed without any procedure of checking the instruction. In addition, when the reception side PoC user establishes an early session with a home PoC server in its own PoC terminal, the call processing can be performed at a quicker speed.

Abstract: User experience enhancements for conducting group communication sessions may include displaying visual feedback on a display to indicate a state of a group communication session. Embodiments may include establishing a group communication channel with devices in a first operating mode in response to inputs on a user interface, detecting actuation of a lock mechanism, such as a target-based sliding lock mechanism on a touchscreen user interface display, and while the lock mechanism is actuated, maintaining the group communication channel in a second operating mode. The second operating mode may be a lockout mode and/or a blocking mode with respect to at least one other device in the group communication.

Abstract: There is provided an information processing apparatus including a positional relationship information acquirer that acquires information indicating a position relationship between a first user and a second user, a nearness determiner that determines whether or not the first user and the second user are near each other, on the basis of the information indicating the position relationship, and a contact manager that sorts, on the basis of a result of the determination, a contact list which is provided to the first user and which includes contact information for the second user.

Abstract: A method of performing hybrid automatic repeat request (HARQ) in a carrier aggregation system is provided. The method includes: monitoring a downlink (DL) grant for initial DL data transmission in a first DL component carrier (CC); receiving initial DL data through a second DL CC indicated by the DL grant; decoding the initial DL data; transmitting a not-acknowledgment (NACK) signal when decoding of the initial DL data fails; monitoring a DL grant for retransmission of the DL data in the first DL CC; and receiving DL data retransmitted through the second DL CC, wherein the second DL CC is any one of a plurality of DL CCs having a predetermined link relation with the first DL CC, and the DL grant for the initial transmission includes a carrier indication field indicating the second DL CC and resource allocation information for the initially transmitted DL data.

Abstract: A system and method for signaling and transmitting uplink reference signals are provided. A method for communications controller operations includes signaling information about a set of sequence groups to a first communications device, where the first communications device uses a sequence in the set of sequence groups to modulate a reference signal. The method also includes selecting a sequence group from the set of sequence groups and signaling information about the selected sequence group to the first communications device.

Abstract: The disclosed embodiments provide methods and apparatus for detecting or announcing presence and/or location information in a wireless communication network. In one aspect, a method for sharing user information in a wireless communication network includes sending an alert from an originator to a target, the alert including information about the originator and requesting information about the target, receiving information by the originator from the target in response to the alert, and updating information in the originator about the target, based on the received information. In another aspect, a method includes sending at least one alert from an originator, requesting information about at least one target user; receiving information by the originator in response to the alert; and updating information by the originator about the target user, based on information received.

Abstract: The disclosure is directed to recording voice data transmissions between mobile communication devices. An embodiment of the disclosure receives, at a first mobile communication device, an indication that a subsequent voice transmission segment may or may not be recorded by at least one other mobile communication device, and transmits, from the first mobile communication device, an indication to said at least one other mobile communication device that the subsequent voice transmission segment may or may not be recorded. Another embodiment receives an indication from at least one other mobile communication device that a subsequent voice transmission segment may or may not be recorded by said mobile communication device, and if the received indication indicates that the subsequent voice transmission segment may be recorded, records at least a portion of the subsequent voice transmission segment, and stores the recorded portion in a memory associated with said mobile communication device.

Abstract: The invention relates to a one to multi communication method wherein each terminal participating in group communication can grasp the states of the other terminals, a communication system, and a communication terminal used for the same. Each terminal acquires information concerning its own state (for example the reception sensitivity of a signal from a base station) and transmits it via a communication management apparatus to the other communication terminals. Further, information concerning the states of the other communication terminals is displayed on a display part provided in each communication terminal. Due to this, each communication terminal can grasp correctly of the information concerning the states of the other communication terminals, therefore it becomes possible to judge whether or not the other communication terminals are in states where normal conversation is possible, and occurrence of a difference in recognition among users in the one to multi communication can be prevented.

Abstract: A user communication device establishes a first call with a first caller. During the first call, the user communication device receives a call alert for a second call from a second caller. In response to receiving the call alert during the first call, the user communication device presents an option to the user to combine the first caller audio with second caller audio and to transfer the user audio for delivery to the second caller and not to the first caller. The user communication device receives an instruction from the user, and in response, receives and transfers the user audio for delivery to the second caller and not to the first caller. The user communication device receives and plays the first caller audio and the second caller audio.

Abstract: A particular device includes a first interface, a second interface, and a wireless interface. The device also includes a processor coupled to the first interface, the second interface, and the wireless interface. The device further includes a memory storing instructions that, when executed by the processor, cause the processor to perform operations including causing a command received from a computing system via the second interface to be sent to a radio transceiver system via the first interface. The operations also include causing an acknowledgement received from the radio transceiver system via the first interface to be sent to the computing system via the second interface. The acknowledgement is responsive to the command. The operations further include causing a message indicating the acknowledgement to be sent to a wireless computing device via the wireless interface.

Abstract: Provided is a communication terminal that prevents a listener from missing a conversation during a group call and enables the listener to identify a speaker. Mobile telephones of users B and C receive, from a mobile telephone of a user A who is a speaker, DTMF information having a value of “1” and identifying the user A, and audio data of the user A; output an identification tone indicated by the DTMF information, and audio of the user A; and store the DTMF information and a flag indicating “other”. When a speaker is switched to the user B, the mobile telephone of the user B generates audio data of the user B, selects DTMF information having a value of “2” as information identifying the user B; and transmits the selected DTMF information and the audio data of the user B to the mobile telephones of the users A and C.

Abstract: Devices and methods are provided for determining the proximity of client nodes within a wireless-enabled communication environment. A first client node comprises a database containing identification data associated with a plurality of wireless network access nodes and fingerprint data associated with the client node and a plurality of second client nodes. As the fingerprint information is updated, it is processed by the first client node to identify second client nodes that have matching, or similar, fingerprint information. Those that do are determined to be within a viable device-to-device (D2D) communication range.

Abstract: The present disclosure provides a method, a server and a system for processing an emergency call in a PoC service. The method includes: receiving, by a PoC server, an emergency call request sent by an initiator; adding, by the PoC server, a mobile terminal as one party to an established emergency call group according to the emergency call request, where a first party of the emergency call group is a dispatcher; and forwarding, by the PoC server, a two-way session between the mobile terminal and the dispatcher. In the embodiments of the present disclosure, an emergency call may be provided in a PoC service.

Abstract: A system and method are disclosed for providing wireless network access to a user of a remote device at a hotspot. In general, wireless communication is established by the system with the remote device to enable wireless transmission therefrom of social networking credentials associated with a social network profile maintained by a third party social network service provider. Using these credentials, the user is authenticated with the third party social network service provider, and, upon authentication, is provided wireless access to the network.

Abstract: A method and apparatus to help manage sequential processing of messages. When a layer of a protocol stack in a computing device encounters a need to transmit two or more messages in a particular sequence, the layer generates and pass to a next layer of the stack a composite message defining the two or more messages together, rather than sending the messages one by one to the next layer. With this process, the combination of the two or more messages may thus pass between and/or through layers of the stack, and a layer of the stack receiving the combination may then extract the messages individually from the combination and output the extracted messages in sequence as desired.

Abstract: Embodiments for using structured communications to quantify social skills and social behavioral factors. Communications between at least two devices are intercepted and/or relayed by a computer system wherein a portion of the communications correspond to an audible source and wherein the forwarding or processing of communications is based on a combination of historical, contextual and/or commanded information derived from current and past communications by the computer system. Primary statistics are measured based on the communications and contextual information. Secondary statistics are derived related to a user wherein the secondary statistics quantify social skills and behavioral factors of the user in one or more dimensions against one or more profiles or roles.

Abstract: A QUALCOMM chat (Qchat) mobile terminal update and authentication method and a mobile terminal are disclosed. A historical result of performing data update of a Qchat service is recorded in a preset storage location in a mobile terminal, and determines, according to the result, whether the Qchat service is activated in the current mobile terminal card. If the Qchat service is not activated, a data update process of the Qchat service is skipped, and a start-up procedure except the data update process of the Qchat service is directly executed, thereby effectively reducing an invalid tariff incurred to a non-Qchat mobile terminal card user during start-up; and meanwhile, normal use of a Qchat user is not affected and user experience is improved.

Abstract: In one embodiment, a method and apparatus of multiplexing and demultiplexing radio channels includes receiving data through at least one multicast media channel available for use in an Internet Protocol Interoperability and Communications System (IPICS) comprising multiple communication endpoints linkable to a Land Mobile Radio (LMR) in the IPICS; channel mapping the at least one multicast media channel to multiple media channels of the LMR; receiving an audio signal through the at least one multicast media channel; controlling access to the LMR by applying communication access control policies based on the received data upon reception of the audio signal; and operatively linking the LMR to a specified endpoint through the at least one multicast media channel based on the communication access control policies.

Abstract: A data communication system and a method of data communication. The method comprises receiving data associated with a plurality of users, wherein a first set of the plurality of users is located at a first location and a second set of the plurality of users is located at a second location. The method further comprises determining that the first set of users has access to both a broadband data communication system and a trunked radio system and that at least one user of the second set of users does not have access to the broadband data communication system. The data is then provided to the first set of users by the broadband data communication system and not the trunked radio system, and to the second set of users by the trunked radio system and not the broadband data communication system.

Abstract: A method for providing presence notification for PTT chat group communications includes a server receiving, from a communication device of a member of a chat group, a session initiation message to start a session for the PTT chat group. The session initiation message includes a member-selected priority. The server generates an event notification message that includes an indication that the chat group is active and has been assigned a priority, and sends the event notification message to communication devices of at least some of the other chat group members. Additionally, where a group priority has been assigned to the chat group, the group priority is assigned to the session. Otherwise, the member-selected priority is assigned to the session.