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| Number | Title | Issue Date |
| 5973640 | Method and device for managing status/alarm message of GPS receiver and broadcasting system time Apparatus and methods for managing a detailed status message and alarm message of a global positioning system (GPS) receiver and broadcasting an accurate system time. The GPS receiver receives current time and positional information from a global position... | 10/26/1999 |
| 5974036 | Handoff-control technique for wireless ATM Mobility in a wireless ATM network is accomplished by use of hand-off control protocols. A mobile terminal signals a first base station that a hand-off is to occur. In a first preferred embodiment the first base station signals a second base station reque... | 10/26/1999 |
| 5970059 | Packet radio system and methods for a protocol-independent routing of a data packet in packet radio networks The present invention relates to a protocol-independent routing of data packets between a mobile station of a packet radio network and a party(Host) connected to an external network. In the invention, a data packet of an extraneous protocol(IPX) is transf... | 10/19/1999 |
| 5966375 | Method and apparatus for radio communication with control according to priority of data to be transmitted Radio communication method and apparatus that performs communication as follows. When a radio communication apparatus receives data transmitted by data terminal equipment, the radio communication apparatus identifies the type of the data, and checks wheth... | 10/12/1999 |
| 5958018 | Wireless services data network translating mac address to asynchronous transfer mode (ATM) address A wireless services data network supporting the mobility of an Internet Protocol (IP) over ATM networks is implemented such that a joint ATM-layer hand-off and MAC-layer hand-off are respectively used to handle in-session and inter-session mobility. In th... | 09/28/1999 |
| 5956331 | Integrated radio communication system The invention relates to an integrated data transfer system, the extensive basis of which is constituted by a general cellular radio system, preferably the GSM system, and in which a radio local area network, preferably the HIPERLAN network, is used for c... | 09/21/1999 |
| 5949775 | Office communication system The invention relates to integrated office communication systems employing a local area network (LAN) for intra-office communications. In the arrangement according to the invention, no other internal networks are needed in the office because computers (10... | 09/07/1999 |
| 5949776 | Hierarchical communication system using premises, peripheral and vehicular local area networking A hierarchical communication system is described in which wireless local area networks (LANs) exhibiting substantially different characteristics are employed in an overall scheme to link portable or mobile computing devices. In a premises LAN, a series of... | 09/07/1999 |
| 5946631 | Real-time CSMA method having the capability to adaptively vary cell sizes and a wireless network for implementing the same A method in which incoming RF signals to a given node of a wireless network are detected in real-time by using a comparison circuit for comparing a signal which is indicative of the strength of an incoming RF signal with a prescribed threshold level. The ... | 08/31/1999 |
| 5940400 | Method, device, wireless transceiver and computer for providing collision detection in wireless carrier sense multiple access systems A method (600), device, wireless transceiver, computer and personal digital assistant (300, 400) provide collision presence detection in wireless intensity-modulated binary-coded data transceivers which is compatible with the collision detection employed ... | 08/17/1999 |
| 5936949 | Wireless ATM metropolitan area network The present invention provides an efficient point-to-multipoint microwave ATM network including a base station (BS) broadcasting a continuous transmission with a sector antenna. The system uses time division multiplex (TDM) for downstream transmission and... | 08/10/1999 |
| 5930247 | Broadband data reception system for WorldNet™ access Termination equipment for a WorldNet™ wireless network receives packet data from a data terminal of a DirecTV™ Settop Box. This data is directed to a recipient through a router and transmitted by wireless or coax LAN to customer premises data equipmen... | 07/27/1999 |
| 5923269 | Energy meter with multiple protocols for communication with local and wide area networks A solid state electrical meter incorporates the ability to support two-way radio, dialback telephone and CEBus personal LAN. These three communications media require different protocols to meet their respective requirements. Embedding multiple protocols w... | 07/13/1999 |
| 5915207 | Mobile and wireless information dissemination architecture and protocols A device for implementing a multimedia communication dissemination system is disclosed herein. The communication system integrates heterogeneous satellite transmission systems, local area computer networks, and the public telephone system to implement a f... | 06/22/1999 |
| 5912918 | Method and an apparatus for attachment of a remote station to a base station in a multicellular communications network In a multicellular communications network system comprising base stations and a plurality of remote stations, a remote station listens for frames of information emitted by the different base or remote stations, in order to insert the network. The base sta... | 06/15/1999 |
| 5911120 | Wireless communication system having mobile stations establish a communication link through the base station without using a landline or regional cellular network and without a call in progress A mobile station communicates with both a cellular network, by which it is assigned a mobile identification number, and to a cordless cellular base station utilizing the same cellular frequency range and communications protocol. The cordless cellular base... | 06/08/1999 |
| 5909432 | Digital cordless telephony system, a radio base station, and a combination of a radio base station and a cordless handset A digital cordless telephony system comprises a radio base station and a plurality of portable radio stations. The radio base station comprises a single digital signal processor for performing standard radio base station functions, and further for support... | 06/01/1999 |
| 5903553 | Enhanced signal collision detection method in wireless communication system A wireless communication system includes a repeater and a terminal device. The terminal device is connected to the repeater via a wireless communication channel. The terminal device includes a first section for converting a first electric signal into a fi... | 05/11/1999 |
| 5903618 | Multimode radio communication system Like a conventional one-way pager system, a two-way pager system is provided in which a message is received by paging from a base station and a message responding to the received message is returned to the base station. In this system, direct communicatio... | 05/11/1999 |
| 5901362 | Method and apparatus for connecting a wireless LAN to a wired LAN An internetworking node for providing internetworking services for mobile wireless nodes. Each mobile wireless node is associated with at the most one internetworking node. Each mobile wireless node selects which internetworking node it will associate wit... | 05/04/1999 |
| 5898683 | Base station system suitable for microcells A base station is configured including an internal bus to connect a terminal section, transceivers that perform control and management of information to be transmitted or received and carries out radio communication at a predetermined radio frequency and ... | 04/27/1999 |
| 5896369 | Mobile communication system and a method for connecting a remote workstation to a data communication network via a mobile communication network A mobile communication system and a method for connecting a remote workstation to a data network via a mobile communication network, which allow a remote workstation to be connected more flexibly over a radio path by providing a special interconnecting co... | 04/20/1999 |
| 5889770 | Location updating for a packet-switched data service in a mobile communciation system A location management method is provided for packet data transmission in a mobile communication system. To reduce the amount of signalling for location management concerning packet transmission compared to location management concerning normal traffic, lo... | 03/30/1999 |
| 5883890 | Mobile packet communication system A message routing system for use in a mobile packet communication system where communication between mobile terminals is conducted by evaluating headers of data messages. The source and destination of each data message is determined by evaluating the inhe... | 03/16/1999 |
| 5881059 | System and method for a multi-host subscriber loop A multi-host subscriber loop (10, 70) includes N central office terminals (22-26, 78) coupled to a local exchange (20, 76), where one of the N central office terminals (22, 110) is directly coupled to all other central office terminals (24-26, 112-114). M... | 03/09/1999 |
| 5875185 | Seamless handoff for a wireless lan/wired lan internetworking An exclusive VCC is maintained between each two communicating work stations (MT pair). The handoff method differs if the MT moves to a coverage area having a base station connected to the same switch as the previous coverage area (intra-switch mobility) o... | 02/23/1999 |
| 5875186 | Dynamic wireless local area network with interactive communications within the network A network with wireless links is a dynamic learning system which allows a mobile (wireless) unit to determine which access point (wired) unit provides the mobile unit with the best communications as the mobile unit roams within an area and from area to ar... | 02/23/1999 |
| 5873031 | Implementation of wireless terminal roaming capability via a wired terminal registration feature A switch arrangement that employs features which already exist in the switch to otherwise realize capabilities for wired terminals employing the same features to realize capabilities for wireless terminals. In particular, one capability that is necessary ... | 02/16/1999 |
| 5867491 | Packet voting server and associated method for performing voting services on multiple radio channels simultaneously A packet voting server and associated method for performing voting services on multiple radio channels simultaneously and including capability to be dynamically assigned (trunked) to service any given radio channel, for example, on a packet by packet, cal... | 02/02/1999 |
| 5864550 | Wireless local area network system and receiver for the same The invention relates to a wireless local area network system having data terminals and transceivers which communicate with the data terminals and transmit and receive data, for forming a wireless link between at least two data terminals, the system trans... | 01/26/1999 |
| 5862134 | Single-wiring network for integrated voice and data communications An integrated network for connecting both telephones and personal computers within an organization, using a single wiring connection is disclosed. Telephones and personal computers within the organization are connected to the same local area network (LAN)... | 01/19/1999 |
| 5859970 | Portable computer with internal ethernet/token ring controller A portable electronic device including a portable housing; electronic circuitry within the housing, the electronic circuitry being operable to perform functions independent of and in combination with a system backbone including at least one of an Ethernet... | 01/12/1999 |
| 5852405 | Wireless LAN system In a wireless LAN system having two or more master stations each connected to a wired LAN and a plurality of slave stations each connected to a terminal for wirelessly sending and receiving signals to and from the master station via a prescribed channel, ... | 12/22/1998 |
| 5848064 | Wireless software upgrades with version control A wireless communication system which includes a system backbone; a host computer coupled to the system backbone; at least one base station coupled to the system backbone, the at least one base station including a base station transceiver for communicatin... | 12/08/1998 |
| 5844893 | System for coupling host computer meanswith base transceiver units on a local area network Improved apparatus for a radio communication system having a multiplicity of mobile transceiver units selectively in communication with a plurality of base transceiver units which communicate with one or two host computers for storage and manipulation of ... | 12/01/1998 |
| 5841769 | Data message routing system for mobile or fixed terminals within a network A mobile packet communication system has a plurality of mobile terminals movable between a plurality of auxiliary networks. Each of the mobile terminals has an inherent address processing layer for adding a packet header based on the inherent address ther... | 11/24/1998 |
| 5825759 | Distributing network services and resources in a mobile communications network A full mobility data network architecture and method supports global wireless mobile data accessing. A Mobile Distributed System Platform, a mobility agent and a mobile-floating agent are provided for supporting service and resource mobility, and for dist... | 10/20/1998 |
| 5822361 | Wireless LAN system and base station apparatus A wireless LAN system which allows the transmission and reception of various data without lowering the transmission efficiency and the transmission quality even in an overlapping environment of areas of a plurality of wireless LANs and a base station appa... | 10/13/1998 |
| 5822307 | Method, transceiver, and system for providing wireless communication compatible with 10BASE-T Ethernet The present invention provides a method (200), transceiver (100), and system (900) for providing wireless communication compatible with 10 BASE-T Ethernet. In the transceiver, an absence detector receives a transmitted signal, determines an absence of the... | 10/13/1998 |
| 5812951 | Wireless personal communication system The present invention relates to a wireless personal communications system (WPCS) having several features embodied in several forms. In one embodiment, the, WPCS includes at least one RP, a first SU in communication with the RP, and a second SU in communi... | 09/22/1998 |
