Patents for H04W 84 - Network topologies (50,427) |
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03/05/2002 | US6353598 Asymmetric multiple access protocol for a communication system |
03/05/2002 | US6353382 Message control method in a two-way communication system |
03/05/2002 | CA2194840C Communication device having a position registration in a multiple services communication system |
02/28/2002 | WO2002017659A1 Short data messages in mobile communications systems |
02/28/2002 | WO2002017599A2 Cellular phone ethernet interface with routing capability |
02/28/2002 | WO2002017581A1 Server using wireless application protocol |
02/28/2002 | WO2002017572A2 Seamless roaming options in an ieee 802.11 compliant network |
02/28/2002 | WO2001003324A3 Wireless network for requesting a contention channel |
02/28/2002 | US20020025818 Method for allocating bandwidth in a wireless local area network and apparatus thereof |
02/28/2002 | US20020025781 Information distribution system using local radio network |
02/28/2002 | US20020025778 Integrated wireless local loop (WLL) and wireless local area network (WLAN) transceiver apparatus |
02/28/2002 | US20020025042 Scheme for transferring copyright protected contents data using radio link layer authentication/encryption |
02/28/2002 | DE10039532A1 Wechselseitige Steuerung von Funksystemen unterschiedlicher Standards im gleichen Frequenzband Reciprocal control of radio systems of different types in the same frequency band |
02/27/2002 | EP1182895A1 Method and apparatus for performing a voice dispatch call in a digital communication system |
02/27/2002 | EP1182846A2 A method of supporting seamless hand-off in a mobile telecommunications network |
02/27/2002 | EP1182833A1 Information exchange method and cash register apparatus |
02/27/2002 | EP1182825A2 Transferring copyright protected contents using radio link layer authentication/encryption |
02/27/2002 | CN1338169A Interception method and system |
02/27/2002 | CN1080075C Method and apparatus for receiving selected paging signals |
02/27/2002 | CN1080073C Radio communication system with displaced radio station |
02/26/2002 | US6351643 Method and system for autonomously allocating a frequency hopping traffic channel in a private radio system |
02/26/2002 | US6351640 Initiating a Telecommunications call to a party based on an identifying signal wirelessly transmitted by the party or its proxy |
02/26/2002 | US6351633 Handling of signaling information within a telecommunications system |
02/21/2002 | WO2002015618A1 Load sharing in cellular communication system |
02/21/2002 | WO2002015614A1 Method, system, and computer program product for positioning and synchronizing wireless communications nodes |
02/21/2002 | WO2001076280A3 Wireless messaging system |
02/21/2002 | WO2001065719A3 Ad-hoc radio communication system |
02/21/2002 | US20020022497 Service apparatus for a public and private mobile communication network |
02/21/2002 | US20020022481 Method for providing roaming service among private mobile switching centers |
02/21/2002 | US20020022475 Information delivery system and information delivery method four |
02/21/2002 | US20020022453 Dynamic protocol selection and routing of content to mobile devices |
02/21/2002 | US20020021679 Subscriber RF telephone system for providing multiple speech and/or data signals simultaneously over either a single or a plurality of RF channels |
02/21/2002 | US20020020743 Information exchange method and cash register apparatus |
02/21/2002 | DE10039456A1 Mobile telephone-to-wired network telephone converter, switches call from mobile telephone to fixed network telephone, when call to mobile telephone is detected |
02/21/2002 | CA2350357A1 A method of supporting seamless hand-off in a mobile telecommunications network |
02/20/2002 | EP1180905A1 Method for providing roaming service among private mobile switching centers |
02/20/2002 | EP1180312A1 Systems and methods for providing push to talk feature for wireless communication systems |
02/20/2002 | EP0847654B1 Multiple pager status synchronization system and method |
02/20/2002 | CN1337125A Method for implementing multipoint codes in an exchange |
02/20/2002 | CN1079628C Method for transmitting data in packets in a mobile ratio system |
02/19/2002 | US6349218 Adaptive array antenna system and mobile telecommunications system using the same |
02/19/2002 | US6349199 Reliable continuously operating fixed cellular terminal |
02/15/2002 | CA2351054A1 Method and apparatus for performing a voice dispatch call in a digital communication system |
02/14/2002 | WO2002013554A1 Method for accessing a cellular communication network |
02/14/2002 | WO2002013549A1 Handling of data packets and voice calls in a wireless telecommunications system |
02/14/2002 | WO2002013457A2 Method, network and control station for the two-way alternate control of radio systems of different standards in the same frequency band |
02/14/2002 | US20020019246 Method and apparatus for communicating via virtual office telephone extensions |
02/14/2002 | US20020019236 Transfer of data packets in a wireless telecommunications system |
02/14/2002 | US20020018462 Handling of data packets and voice calls in a wireless telecommunications system |
02/14/2002 | US20020018057 Display terminal |
02/14/2002 | DE10035132A1 Verfahren zur Erhöhung des Datendurchsatzes in einem Kommunikationssystem A method for increasing the data throughput in a communication system |
02/13/2002 | EP1179276A1 Communications system having roaming facilities |
02/13/2002 | EP1179275A1 A congestion avoidance approach for a switching communication system with transmission constraints |
02/13/2002 | EP1179269A1 Method and arrangement for controlling facilities and/or processes additionally using mobile communication networks |
02/13/2002 | EP0890271B1 Point-multipoint radio transmission system |
02/13/2002 | CN1336057A Wireless local loop system and methods useful therefor |
02/13/2002 | CN1335720A Display terminal |
02/13/2002 | CN1335698A Method for managing network when main control equipment disappear |
02/12/2002 | US6347235 System for scheduling reverse-channel messages in narrowband communications systems and method of operation |
02/12/2002 | CA2268393C Apparatus and method for reusing satellite broadcast spectrum for terrestrially broadcast signals |
02/07/2002 | WO2002011476A1 Voice and data wireless communications network and method |
02/07/2002 | WO2002011471A1 On-demand information service using wireless cellular communications system |
02/07/2002 | WO2002011467A2 Use of radius (remote authentication dial-in user service) in umts to perform hlr function and for roaming |
02/07/2002 | WO2002011456A1 Contextually aware network announcements of people |
02/07/2002 | WO2002011312A2 Method and apparatus for signaling among a plurality of agents |
02/07/2002 | US20020016184 Automatic method of managing network services |
02/07/2002 | US20020015398 Methods and apparatus for enhancing wireless data network telephony, including quality of service monitoring and control |
02/07/2002 | CA2517832A1 Voice and data wireless communications network and method |
02/07/2002 | CA2384890A1 Use of radius in umts to perform hlr function and for roaming |
02/06/2002 | EP1178693A1 Method for accessing a cellular telecommunication network |
02/06/2002 | EP1178652A1 Method and system for automatically managing network services |
02/06/2002 | EP1178453A2 Wireless search device |
02/06/2002 | CN1335035A System and method for providing location services in parallel to existing services in general packet radio services architecture |
02/06/2002 | CN1335024A Arrangement, system and method relating to providing mobile stations with radio coverage when in mobile vehicle |
02/06/2002 | CN1335023A Method and system for automatic configuration of fixed cellular terminals |
02/06/2002 | CN1335022A Broadband base station architecture for advanced resource management |
02/05/2002 | US6345186 Arrangement, system and method relating to mobile communications |
02/05/2002 | US6345184 Method, device and telecommunication system for providing a consistent set of services to a roaming user |
02/05/2002 | CA2230041C Method and system for providing wireless communications to a subscriber of a private wireline network |
02/05/2002 | CA2172972C Radiotelephone system for assignment of modems to support communications between subscriber stations and a base station |
01/31/2002 | WO2002009458A2 Method and system for enabling seamless roaming in a wireless network |
01/31/2002 | WO2002009380A2 Data transmission using pulse with modulation |
01/31/2002 | WO2002009326A1 A cellular radio communication network and methods in the network |
01/31/2002 | WO2002009319A1 A method for point-to-multipoint communication using digital radio frequency transport |
01/31/2002 | WO2001074096A3 Wireless local loop |
01/31/2002 | WO2000060885A9 Point-to-multipoint two-way broadband wireless communication system |
01/31/2002 | US20020013901 Wireless search device |
01/31/2002 | US20020013151 Wireless communication apparatus |
01/31/2002 | US20020013150 Virtual private network for cellular communications |
01/31/2002 | US20020013129 Data delivery through beacons |
01/31/2002 | US20020012381 Dual-radio communication apparatus, and an operating method thereof |
01/30/2002 | EP1176839A2 Hub with inclined beams for wireless networks |
01/30/2002 | EP1176763A2 Display terminal |
01/30/2002 | EP1176762A1 Method for managing a network when master disappears |
01/30/2002 | EP1175801A1 An improved method and arrangement for managing cell reselection in a terminal for a cellular system |
01/30/2002 | EP1175793A1 A communication system |
01/30/2002 | EP0928551B1 Method of operating a dect base station and a dect mobile part for identifying the dect mobile part |
01/30/2002 | CN1333983A Accelerated scanning of cellular channels by cellular radiotelephones |
01/30/2002 | CN1333978A Method and communications system with automatic reallocation of subscriber units |
01/30/2002 | CN1333977A Method and communications system with dynamically adaptable subscriber units |