Match Document Document Title
US20120276940 WATERPROOF RADIO  
A radio, comprising: an enclosure having a top lid, a bottom lid, and a body, the top lid and the bottom lid being removable from the body; a radio system mounted in the body, the body having a...
US20140148210 METHOD AND FRAMEWORK TO DETECT SERVICE USERS IN AN INSUFFICIENT WIRELESS RADIO COVERAGE NETWORK AND TO IMPROVE A SERVICE DELIVERY EXPERIENCE BY GUARANTEED PRESENCE  
A system and method for providing advanced voice services in a wireless communications network. The system includes at least one server that exchanges messages with mobile units, in order to...
US20120135685 USER INTERFACE FOR A COMMUNICATION SYSTEM  
A communication system is provided having an improved user interface in which an audible indicator is played out from an audio accessory to confirm radio transmission of a message sent from the...
US20130337859 RUGGEDIZED CASE OR SLEEVE FOR PROVIDING PUSH-TO-TALK (PTT) FUNCTIONS  
A ruggedized case or sleeve for a handset, wherein the case or sleeve communicates with the handset to provide or support Push-to-Talk (PTT) functions on the handset, thereby converting the...
US20120196640 SYSTEM, VOICE CABLE ASSEMBLY, AND METHOD FOR VOICE COMMUNICATION  
Disclosed is a system for voice communication that includes a power supply assembly, at least one handset configured to transmit voice signals, a voice cable assembly communicably coupled with the...
US20140228068 SYSTEM AND METHOD FOR PROVIDING AN EARLY NOTIFICATION WHEN PAGING A WIRELESS DEVICE  
A system and method for a server to provide an early notification to a target group devices when paging a wireless device during a push-to-talk (PTT) communication. When a wireless device is ready...
US20120225685 WIRELESS GROUND SUPPORT SYSTEMS  
A wireless intercom has a releasably coupled wired interface to an external aircraft communications socket and the wireless intercom is coupled to the aircraft proximate the socket, preferably in...
US20110070917 SYSTEM FOR ESTABLISHING AND MANAGING MULTIMEDIA PoC SESSION FOR PERFORMING MULTIMEDIA CALL SERVICE, METHOD THEREOF AND USER EQUIPMENT THEREFOR  
Provided are a system for establishing and managing a Push To Talk (PTT) over Cellular (PoC) session between PoC clients supporting various media types, a method thereof, and a User Equipment (UE)...
US20130102351 METHOD, SERVER, AND SYSTEM FOR PROCESSING EMERGENCY CALL IN POC SERVICE  
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...
US20110275401 WIRELESS PORTABLE RADIO VEHICLE COMMUNICATION SYSTEM  
A communications system for a vehicle user is provided. The system comprises a portable receiver which the vehicle user can easily carry on his or her person. The portable receiver is capable of...
US20150223110 ROBUST VOICE-ACTIVATED FLOOR CONTROL  
The disclosure relates to a voice-activated floor control mechanism that may be used in push-to-talk (PTT) communications. In particular, a client device may compare an ambient noise bitrate...
US20140335908 MANAGEMENT OF CONVERSATION CIRCLES FOR SHORT-RANGE AUDIO COMMUNICATION  
An apparatus for managing communication between headsets includes a first headset having a microphone, at least one earphone, and a wireless interface for voice and data communication with other...
US20140106808 ENHANCED PUSH TO TALK SYSTEMS AND METHODS WITH FLOOR CONTROL AND MEDIA TRAFFIC OPTIMIZATION  
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...
US20150119095 RADIO COMMUNICATION SYSTEM ENABLING MULTIPLEX COMMUNICATION  
A radio system capable of multiplexing communication includes a main radio, a master radio, a sub-radio, and a connecting unit having a PTT switch built therein. The enforcement of tactical...
US20140051474 METHOD AND APPARATUS FOR ESTABLISHING AN INVITE-FIRST COMMUNICATION SESSION  
The disclosed embodiments provide methods and apparatus for establishing an invite-first communication session in a wireless communication network. The method includes receiving an invite message...
US20150249909 METHOD AND APPARATUS FOR EFFICIENT AND DETERMINISTIC GROUP ALERTING  
Systems and methods are provided for reliable, wireless group messaging or alerting in a system having a database, switch, wireless network, and a plurality of intelligent mobile receivers. A...
US20140148209 METHOD AND SYSTEM FOR MANAGING REAL-TIME AUDIO BROADCASTS AMONG A GROUP OF USERS  
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...
US20130029714 USING A PUSH TO TALK OVER CELLULAR INFRASTRUCTURE FOR RADIO COMMUNICATIONS  
At least one subscriber unit (SU) (110) can register with a radio frequency (RF) site (120) for radio services. For each registered SU, a SU push to talk over cellular (PoC) client (342-346) can...
US20130115996 SYSTEMS AND METHODS FOR FACILITATING PUSH-TO-TALK (PTT) COMMUNICATIONS USING SIP-BASED MESSAGING  
A method of facilitating push-to-talk (PTT) communications between a server device and a client device using SIP-based messaging, the server device being in communication with a media server. The...
US20130210475 ADAPTERS FOR FACILITATING HALF-DUPLEX WIRELESS COMMUNICATIONS IN PORTABLE ELECTRONIC COMMUNICATIONS DEVICES, AND SYSTEMS COMPRISING SAME  
Adapters (10) for use with portable electronic communications devices (12) such as cellular phones, smart phones, and personal digital assistants can facilitate use of the devices (12) in...
US20120077536 COLLABORATIVE GROUP COMMUNICATION METHOD INVOLVING A CONTEXT AWARE CALL JOCKEY  
A system and method comprises establishing a group communication session between a first participant and a second participant. The method may include a dynamic point of control entity within the...
US20130196706 WiFi INTERWORKING SOLUTIONS FOR PUSH-TO-TALK-OVER-CELLULAR (PoC)  
WiFi interworking solutions for Push-To-Talk over Cellular (PoC) in the Open Mobile Alliance (OMA) Standard.
US20060154683 Communication method and commmunication system  
A communication method and a communication system which enable a user to swiftly send a standard voice message or sound to one or more other communication perties during a conversation, and also...
US20150172874 GROUP COMMUNICATION METHOD AND SYSTEM  
A method and system of managing group calls is disclosed. The method of comprises receiving call control signaling associated with a group of user communication entities; identifying a user...
US20150119096 REDUCING TIME FOR CALL FAILURE INDICATION  
Methods and apparatuses for indicating a bearer status with a device are provided. A call setup message can be received from an application server indicating a request to initiate a call with a...
US20140221034 SELECTIVE AUTO-ACCEPT OF FULL DUPLEX PUSH TO TALK CALL  
A device establishes a first communication session with an endpoint and is configured to perform the first session via one of two different call configurations. In response to unplanned...
US20100267395 METHOD FOR DETERMINING A PAGING SLOT OF A CDMA MOBILE STATION TRUNKING SERVICE  
The present invention provides a method for determining a paging slot of a CDMA mobile station trunking service. The method includes two situations: the mobile station supporting the minus slot...
US20130157708 METHOD AND APPARATUS FOR SELECTING ONE OF A PLURALITY OF NETWORKS FOR AN APPLICATION SERVICE BASED UPON PERFORMANCE METRICS FOR THE APPLICATION SERVICE  
A communication device performs a method for selecting a network for an application service based upon system performance. The method includes obtaining multiple sets of performance metrics. Each...
US20130130735 LAND MOBILE RADIO DISPATCH CONSOLE  
An exemplary land mobile radio dispatch console and method are provided. In one embodiment, the console has the capability to process and handle Requests To Talk (RTT) and emergencies. In another...
US20120149421 METHOD AND SYSTEM OF PROVIDING SERVICE TO A MOBILE DEVICE IN A COMMUNICATION NETWORK  
A mobile device registers with an infrastructure device coupled to a first communication network and then sends a request to activate PTT service in the first communication network. A...
US20140323171 Method and Apparatus for Implementing Trunking Group Call Service  
Embodiments of the present invention disclose a method and an apparatus for implementing a group call service. A user equipment of the trunking group call service receives group configuration...
US20060286993 THROTTLING SERVER COMMUNICATIONS IN A COMMUNICATION NETWORK  
An apparatus and method for throttling server communications in a communication network. Firstly, priorities are defined by a watcher for particular status events. These priorities are then mapped...
US20110250923 METHOD AND DEVICE FOR ESTABLISHING AN INTER-RADIO FREQUENCY SUBSYSTEM INTERFACE (ISSI) UNIT-TO-UNIT CALL  
A method and device enable establishing an inter-radio frequency subsystem interface (ISSI) unit-to-unit call between a calling unit of a calling home radio frequency subsystem (RFSS), and a...
US20110190021 System And Method For Providing Notice-Based Communications Through Dynamic Communication Device Registration  
A computer-implemented system and method for providing notice-based communications through dynamic communication device registration is provided. Registrations of communications devices are...
US20120135775 METHOD OF CONTROLLING SHARING OF PARTICIPANT IDENTITY IN A GROUP COMMUNICATION SESSION  
A system and methods for increasing the granularity of privacy control in a group communication session are presented. A privacy rule is established for a participant in the session. The privacy...
US20120134352 Systems and Methods for Web-Based Push-To-Talk Communications  
A method of enabling a push-to-talk (PTT) connection between a first user on a first network and a second user on a second network is provided. According to the method, a web application...
US20060178159 Voice activated push-to-talk device and method of use  
An push-to-talk wireless communication device and method of facilitating a push-to-talk call are disclosed. The wireless communication device includes a voice recognition module that allows a user...
US20050026651 Cellular phone for multiple way call  
The present invention is to provide a cellular phone for multiple way call, which comprises IR device, the IR device being activated when the cellular phone is in connection with a base station...
US20050101322 Digital cellular phone system and cellular phone applied thereto  
A digital cellular phone system by which a user can set up a group and a cellular phone applied thereto are disclosed. When a registration was sent to the digital cellular phone system, it can be...
US20140370927 Method, system, and equipments for mobility management of group terminals  
Disclosed is a method for mobility management of group terminals, where a mobility management platform sends a request for calling a service to a terminal of a group, and determines a terminal...
US20130288736 MANAGEMENT OF DYNAMIC GROUPS IN A COMMUNICATION SYSTEM  
A communication system in which a communication service client terminal specifies a criterion, with further communication service client terminals which meet the criterion being able to be...
US20100105371 METHOD FOR ADDRESSING BROADCAST MESSAGE IN TRUNK SYSTEM  
The method of present invention is used for addressing broadcast message in trunk system, in which said trunk system includes base station, mobile station. Said method includes the following...
US20150244793 APPARATUS AND METHOD FOR DETERMINING GROUP OWNER IN ESTABLISHMENT OF WI-FI DIRECT CONNECTION  
A method and a first device for determining a group owner during establishment of a local-wireless communication connection are provided. The method includes searching for a second device that...
US20140274187 Output Management for Press-to-Transmit Communications  
Methods, systems and devices are provided for managing press-to-transmit (PTX) communications on a PTX device, including include receiving at a recipient PTX device a first indication that a floor...
US20130122955 SYSTEM AND METHOD FOR PUSH-TO-SHARE FILE DISTRIBUTION WITH PREVIEWS  
A system and method for transmitting previews for media objects that are shared in a group communication, such as a push-to-talk session, are disclosed. Media objects can be stored at a media...
US20120165061 METHOD, APPARATUS, COMPUTER PROGRAM PRODUCT AND SYSTEM FOR PROVIDING DYNAMIC ASSIGNMENT OF SESSION CAPABILITIES  
An apparatus for providing dynamic assignment of session capabilities such as buddy list capabilities includes a processing element. The processing element may be configured to receive a message...
US20150072717 PARTICIPANT GROUPING FOR ENHANCED INTERACTIVE EXPERIENCE  
Representative embodiments of a method for grouping participants in an activity include the steps of: (i) defining a grouping policy; (ii) storing, in a database, participant records that include...
US20140066118 SYSTEMS AND METHODS FOR SENDING FLOOR REQUESTS IN PARALLEL WITH TRAFFIC CHANNEL SETUP IN WIRELESS NETWORKS  
A mobile device-based method, a controller and wireless network-based method, and a mobile device enable sending Push-to-Talk (PTT) floor requests in parallel with traffic channel (TCH) setup in...
US20150172875 GROUP COMMUNICATION METHOD AND SYSTEM  
A method and system of managing group calls includes receiving first and second call control signaling at a user communication entity. The user communication entity determines that the first call...
US20130115882 WIRELESS HEADSET SWITCHING SYSTEM  
A wireless headset system including a switching unit having a detection circuit coupled to a wireless adapter. The detection circuit provides a first output signal to the wireless adapter upon...