Matches 151 - 200 out of 271 < 1 2 3 4 5 6 >
Match Document Document Title
6763243 Method and apparatus for providing prioritized multi-party communication sessions in a wireless communication system  
A wireless communication system that includes an MS that is a member of multiple talkgroups provides for a prioritization of the multiple talkgroups. A database included in the system maintains an...
6748230 Method and apparatus for updating announcement group information  
Method and apparatus for updating a subscriber unit with an announcement group identification. A subscriber unit ( 210 ) requests affiliation ( 301 ) with a talk group ( 202 ) and an unknown...
6738639 Reducing signaling traffic with multicasting in a wireless communication network  
Signaling traffic communicated from a mobile switching center to a plurality of base stations is reduced by associating the plurality of base stations to form one or more multicast groups and...
6735446 Mobile communication system and a control unit of the system for efficient use of vacant channels in one-way communication  
In a mobile communication system, a central control unit assigns pairs of upstream and downstream channels to mobile station units located in a radio zone of a base station unit to carry out a...
6725053 Method and apparatus for reducing latency in waking up a group of dormant communication devices  
A method and apparatus for reducing dormant-wakeup latency in a group communication network provides for a significant reduction in the actual total dormant-wakeup time and the PTT latency...
6714795 Radio telephone system with one-to-many dispatch system  
A one-to-many dispatch method for use in a TDMA or other wireless telephone system. The one-to-many dispatch call is placed by sending a Request message 204 from a Personal Station PS 112 to a...
6714791 System, apparatus and method for location-based instant messaging  
A computer-implemented method comprising: transmitting positional data identifying a wireless device's position responsive to a first user transmitting a message from the wireless device to one or...
6701155 Network initialized packet data protocol context activation for multicast/broadcast services  
A method is provided to activate a packet data protocol (PDP) context in a cellular network. This may include determining whether users associated with the cellular network may receive multicast or...
6684080 Trunked radio repeater communication system including home channel aliasing and call grouping  
A system for channel assignment in a trunked transmission communication system including a plurality of subscribers. A plurality of subscribers is provided home channel assignment to reduce...
6671517 Method of automatic reply for radio transmission and radio modem  
A radio modem includes a modem: a central processing unit (CPU) connected with the modem for digital data transmission therewith; a read-only-memory (ROM) connected with the CPU; a memory connected...
6603965 Pervasive voice handset system  
A system (and method) for linking wireless and land line communications media, includes a connector for connecting a communications media, and an indicator for alerting a user of the state of a...
6600928 Method for establishing a temporary simplex call group in a wireless communication system  
A user who desires to establish a temporary talk group first requests a temporary group identifier, then the user specifies the talk group membership and a validity period. The temporary talk group...
6594468 Self-organizing mobile wireless station network  
In the communications network disclosed herein, each of a plurality of similar stations is operated so that the group automatically organizes or configures itself into a multi-layered network for...
6591111 Group radio communication system and method using interconnected radio sub-networks  
A group radio communication system ( 20 ) includes a group controller ( 24 ) which communicates through a satellite-based packet switched data communication network ( 22 ) to converters ( 28 ). The...
6584324 Method for dynamically associating announcement groups with talkgroups in a radio communication system  
A radio communication system ( 100 ) has talkgroups or working groups that intercommunicate with each other on broadcast calls. Multiple working groups are associated with an announcement group. A...
6577848 Dispatch system and method of assigning a shared channel to remote units  
A dispatch system ( 10 ) uses satellites ( 40 ) to broadcast simultaneously to an individual remote unit ( 30 ), to a select group of remote units ( 30 ) or to all the remote units ( 30 ). The...
6564066 Method for site-based priority in a communication system  
Each communication unit ( 112 A through 112 F) and talkgroup in a communication system ( 100 ) is assigned a priority at each site ( 106, 108 , and 110 ) in the system. As communication units (...
6564049 Methods and systems for providing group calls with reduced setup times  
Group calls can be provided between an originating terminal and a called terminal on a radiotelephone communications system including a switching center and a plurality of radio base stations...
6542750 Method and system for selectively connecting mobile users based on physical proximity  
A method and system for selectively connecting proximately located telecommunications units are disclosed. The method and system may be used in a location aware telecommunications system that can...
6539219 Systems and methods for providing an intelligent network (IN) service to transparently establish a mid-call conference without requiring an intermediate hold state  
Systems and methods related to providing an Intelligent Network (in) service to transparently establish a mid-call conference using a Mobile Station (MS), without requiring an intermediate hold...
6529740 Group radio with subscriber-radio controlled channel selection  
A point-to-multipoint (PTM) communication system ( 20 ) includes a cellular radio infrastructure ( 22 ) having base stations ( 32 ) implemented in satellites ( 34 ) placed in low earth orbits ( 38...
6522886 Method and system for simultaneously sharing wireless communications among multiple wireless handsets  
A method and system for simultaneously sharing wireless communications among multiple wireless handsets deployed in a wireless network having at least one cell site associated therewith includes a...
6519239 Method and apparatus for providing dispatch service in a CDMA communication system  
The present invention addresses the need for an apparatus and method for providing dispatch group and individual call services on a CDMA communication system. Generally, the present invention...
6516200 Controlling communications terminal response to group call page based on group call characteristics  
A communications terminal, such as a wireless mobile terminal, is supplied with an indication of group call characteristics for incoming group calls so as to distinguish such calls from other types...
6512930 On-line notification in a mobile communications system  
A system notifies a first user of a mobile communication device about status of other users in a mobile communications system. The system sends a signal from the mobile communication device to a...
6501957 Method and network element for forwarding multicast messages  
The present invention relates to a method and network element for forwarding a multicast message received from an external packet data network (PDN) to subscribers (MS) of a packet radio network,...
6490452 Group handover in a cellular communications network  
A cellular communications system permits handover of a group of mobile stations ( 15 ) having like characteristics from a base station ( 13 ) operating in one type of network e.g. UMTS to a base...
6480715 Recovering group data between mobile systems  
A method for recovering group data between mobile systems, which incorporate at least one first mobile system, at least one second mobile system, and mobile stations, the method comprising the...
6477387 Method and apparatus for automatically grouping communication units in a communication system  
A display-based terminal ( 101 ) employs a method and apparatus for dynamically grouping ( 719, 723, 819, 823 ) communication units in a communication system. The terminal displays a map ( 703, 803...
6477384 Checking the presence of mobile stations communicating on a direct mode channel  
A method of checking the presence of mobile stations (DMRU: 2, 500 ) communicating on a direct mode channel. The method comprises the steps of: a) sending ( 302 ) a presence inquiry message ( 106 )...
6477366 System and method for virtual citizen's band radio in a cellular network  
A telecommunications system and method is disclosed for creating “virtual Citizen's Band (CB) radio channel groups” within a cellular network. In a first embodiment, the virtual channel groups...
6477149 Network system and method of controlling multicast group participation of mobile host  
Mobile hosts have a direct participation multicast group managing unit for managing a multicast group in which the mobile hosts participate in a form of conducting multicast communication directly...
6456855 Method and apparatus for establishing a group call session in a communication system  
A communication system ( 10 ) includes a group call controller (GCC) ( 26 ) for use in establishing, maintaining, and controlling the provision of group call services within the communication...
6456599 Distribution of potential neighbor information through an ad hoc network  
A communication network includes plural nodes capable of receiving and issuing messages. Each node has actual neighboring nodes to which it is connected. At each node, network information is...
6449491 Apparatus and methods for conducting group calls in wireless communications systems  
A group call is conducted in a wireless communications system including a plurality of distributed transceiver units, e.g., radio heads of a private wireless system, each of which are operative to...
6445915 Apparatus, method and system for providing variable termination patterns for multiple telecommunication sessions  
An apparatus, method and system are disclosed for providing variable termination and alerting patterns, based upon call progress information, for multiple leg telecommunication sessions, such as...
6442396 Method of processing group calls within a wireless communications network  
The invention includes a method for processing group calls. A group list is created having a plurality of group members and preferably includes for each group member whether the group member...
6411816 Method of registration in a communication system  
A method of registration in a communication system includes the steps of detecting ( 201 ) an elevated registration level of at least a part of a communication system, selecting ( 203 ) a group...
6405050 System, method, and apparatus for distinguishing between different group calls  
A system, method, and apparatus for transmitting and receiving group calls are illustrated. The group call register includes a counter value which identifies particular calls. The counter value is...
6385461 User group indication and status change in radiocommunications systems  
The present invention sets forth group call services which uses broadcast or point-to-point radiocommunication resources to provide information to a mobile station user. First, indications of...
6381467 Method and apparatus for managing an ad hoc wireless network  
In an ad hoc wireless network having a plurality of members ( 100 ) a master, while communicating on a first communication channel, recognizes ( 202 ) a need for assistance in managing the network....
6374113 Dynamic call coverage paths based on terminal location  
A wireless terminal is dynamically placed into a call coverage group based on the location of the wireless terminal. Similarly, a wireless terminal is dynamically removed from a call coverage group...
6353730 Automatic call to page conversion in a radio communication system  
A radio communication network is disclosed, wherein direct calls are automatically converted to pages when the called radio is not in radio frequency (RF) communication with any of the cells of the...
6314301 Method and apparatus for assigning a mobile station to a communication resource  
In a wireless communication system (100) affinity groups to which a mobile station (114) belongs are identified (504). Historical affinity strengths between the mobile station and the affinity...
6308079 Method and apparatus for a talkgroup call in a wireless communication system  
In a wireless code-division multiple access (CDMA) system (100), a talkgroup (101) of subscriber units is provided. A sub-talkgroup (102) of subscriber units, forming a part of the talkgroup is...
6298240 Terminating extension groups controlled by wireless terminals  
A wireless terminal dynamically positions itself into a terminating ring group based on the location of the wireless terminal. Similarly, a wireless terminal dynamically removes itself from a...
6298228 Lazy updates of profiles in a system of communication devices  
Profiles in personal communication devices are updated by a method called lazy updates or demand-driven updates. In a lazy update, information is transmitted between users of personal communication...
6292672 Call pickup group controlled by wireless terminals  
A wireless terminal dynamically positions itself into a call pickup group based on the location of the wireless terminal. Similarly, a wireless terminal dynamically removes itself from a call...
6275500 Method and apparatus for dynamic control of talk groups in a wireless network  
A transceiver device (50) acting as a master (2) among a plurality of communication devices (1 and 12) potentially acting as slaves to the master (2). The transceiver device (50) includes a...
6269249 Pager and method for calling the same  
A pager and a pager calling method for allowing a caller to select a desired combination of pagers to be called. The pager includes a microcomputer, an antenna, a receiving circuit, an LED, a...
Matches 151 - 200 out of 271 < 1 2 3 4 5 6 >