Equipment Detail For Providing Wireless Link To Fixed Equipment (e.g., Wll, Telco Emulator, Etc.) Patents (Class 455/554.2)
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Patent number: 6999761Abstract: Methods and apparatus are disclosed for establishing a fixed wireless telephone service. A fixed wireless device includes a wireless device for establishing wireless connections to a wireless communications network that interfaces with a public switched telephone network. The fixed wireless device includes a connection that provides telephone service for an ordinary POTS-based telephone, handset, computer, or other communication device. Various techniques are provided for monitoring during use and/or verifying prior to use whether the fixed wireless device remains in an intended fixed location.Type: GrantFiled: December 16, 2002Date of Patent: February 14, 2006Assignee: BellSouth International Property CorporationInventors: James Bacon, Elizabeth A. Mark
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Patent number: 6973329Abstract: The present invention relates to an arrangement and a method for providing access between a number of user stations connected by ratio via a number of radio base stations (RFP) and a switching arrangement (LE) of a telecommunications network. At least one access network (AN) is provided and it connects to the switching arrangement (LE) over at least one interface. A radio access network (DRAN) comprising a number of base stations (RFP) is provided which also comprise the access network (AN). An address field of the addressing mechanism of the existing in (V5.1) between the access network (AN) and the switching arrangement (LE) is so structured that it comprises a first part for addressing base stations (RFP) and a second part for addressing/identifying selected bearer channel on the existing interface (V5.1).Type: GrantFiled: June 24, 1999Date of Patent: December 6, 2005Assignee: Nokia CorporationInventor: Max Hamberg
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Patent number: 6968205Abstract: Systems and methods provide landline access to a wireless network. A system includes a landline communications network, and a multiline hunt group coupled to the landline communications network. The multilane hunt group includes one or more dedicated ports, which are coupled to the wireless network. The landline communications network may be coupled to a landline communications device and configured to receive a wireless network landline access number from the landline communications device. The landline communications network may also send a calling number associated with the landline communications device to a service control point as part of a query and receive a multiline hunt group access number from the service control point.Type: GrantFiled: March 13, 2002Date of Patent: November 22, 2005Assignee: BellSouth Intellectual Property CorporationInventor: William S. Burnham
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Patent number: 6957084Abstract: A radio handset which includes a processor having a memory, for performing the functions of the handset by communicating between originating entities and destination entities. Some of the entities being within the handset and at least one being locatable within an ancillary device. The handset further includes an interface coupled to the processor having a radio transceiver arranged for coupling to the ancillary device and communicating therewith to enhance the functions of the handset, and routing apparatus, coupled to the processor. The routing apparatus is arranged to provide communication between an entity in the handset and an entity in the ancillary device by enabling the creation of a proxy entity in the handset for transaction with the entity in the handset.Type: GrantFiled: February 10, 2000Date of Patent: October 18, 2005Assignee: Nokia CorporationInventor: Erling Bugge Stage
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Scanning tone remote adapter for land-mobile radio dispatch for use with dispersed dispatch stations
Patent number: 6950653Abstract: A land mobile radio dispatch system is provided, which comprises a radio, one or more remote dispatch devices, and a scanning tone remote adapter connected to the radio and the remote dispatch devices, and is adapted to receive tonal signals from the remote dispatch devices. The dispatch system provides scanning of RF channels, control from remote locations, and parallel updating of multiple dispatch devices, including changing the channel or the base station and notifying other dispatch devices of the current channel-in-use. The tonal signals indicate either an action taken, or an action desired to be taken by the remote dispatch devices. The scanning tone remote adapter is further adapted to transmit received tonal signals to remote dispatch devices, which can indicate the status of the radio, or requested commands by other remote dispatch devices.Type: GrantFiled: January 3, 2003Date of Patent: September 27, 2005Assignee: Hubbell IncorporatedInventor: Jeffrey Turner Reid -
Patent number: 6950657Abstract: A method for allowing a mobile of a wireless communication simultaneous access to multiple data networks coupled to the wireless communication network. A network interface is created between network controlling elements, such as Base Station Controllers, of the wireless communication network. The network interface allows various communication channels established by the mobile to be routed to network controlling elements that are coupled to the various data networks. Information from various established communication channels are routed between various network controlling elements. Thus, a mobile is able to communicate simultaneously with different data networks. The network interface also allows handoffs to be executed with virtually no interruptions and no loss of information being exchanged between the mobile and system equipment involved in the handoff.Type: GrantFiled: July 3, 2000Date of Patent: September 27, 2005Assignee: Lucent Technologies Inc.Inventors: Thomas Lloyd Hiller, Robert Jerrold Marks, Peter James McCann
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Patent number: 6947739Abstract: A subscriber wireless access system equipped with customer stations wirelessly connected to base stations and accommodating communication terminal devices in the customer stations. The system is provided with at least one exchange for connecting the base stations with a virtual dedicated line network for enabling customer stations wirelessly connected to different base stations to be interconnected via a virtual dedicated line network. The exchange includes table information assigned to the customer stations with virtual network connection information allocated for connected the customer stations, means responsive to receipt of data from a customer station via a subordinate base station for, with reference to the table, sending the data through the virtual network to another base station, and means responsive to receipt of data through the virtual network for, with reference to the table, converting the data to customer station identification information and sending the data to a subordinate base station.Type: GrantFiled: December 27, 2001Date of Patent: September 20, 2005Assignee: Hitachi Kokusai Electric Inc.Inventor: Naoki Yokoyama
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Patent number: 6937854Abstract: An apparatus and method for conducting a conference call between a wireless line and a land line using customer premise equipment, where a cordless telephone device connected to the PSTN includes a wireless telephone cradle for receiving a cellular telephone. Interface circuitry residing in the cordless telephone controls operation of the cordless telephone handset and the cellular handset when positioned in the cradle and connects a first call between a user and a first party via the PSTN and a second call between the user and a second party via the wireless telephone network toward establishing a conference call among the user, the first party and the second party. Echo cancellation and suppression is provided to minimize objectionable echo between the two far end parties.Type: GrantFiled: January 6, 2003Date of Patent: August 30, 2005Assignee: VTech Telecommunications, LimitedInventors: Holger Janssen, Steve Kropp
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Patent number: 6922557Abstract: A wireless network communication system consists of an access server for facilitating communication between a network resource interfacing with the access server over a land-based network and a wireless communications device interfacing with the access server over a wireless network. A message intended for transmission from the wireless communication device to the network resource is transmitted to the access server over a wireless network as a number of message datagrams. Upon receipt of the message datagrams over the wireless network, the access server generates and transmits to the wireless communication device an acknowledgement datagram indicating successful receipt of each message datagram, and transmits the successfully received message datagrams to the network resource over the land-based network.Type: GrantFiled: December 3, 2001Date of Patent: July 26, 2005Assignee: Psion Teklogix Inc.Inventor: Steve Fantaske
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Patent number: 6914978Abstract: A pulse dialing system for a VoIP modem includes a subscriber line interface circuit (SLIC) for interfacing analog telephone signals to digital signals, a relay for selectively connecting a telephone set with a public switched telephone network (PSTN) or with the SLIC, and a control means, coupled to the SLIC and to the relay, for receiving a digit of a dialed telephone number and for controlling the relay to connect the telephone set with the PSTN and with the SLIC alternatively for a number of cycle(s) equal to the digit of the dialed telephone number so as to generate pulse dialing signals to the PSTN.Type: GrantFiled: August 16, 2002Date of Patent: July 5, 2005Assignee: Ambit Microsystems Corp.Inventors: Ying-Chieh Huang, Chung-Ho Wu, Chih-Cheng Huang
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Patent number: 6909705Abstract: Bluetooth networks, also known as wireless local loop, are integrated with cellular networks, so that the two networks can inter-operate with devices enabled for both types of networks.Type: GrantFiled: November 2, 2000Date of Patent: June 21, 2005Assignee: Cello PartnershipInventors: William C. Y. Lee, Jau Young Lee
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Patent number: 6901271Abstract: A technique for determining the last digit of a dialed sequence. Different interdigit time-out periods are pre-assigned to each digit received. If the time-out period expires, it is considered that a full complement of digits has been received, whereupon the received digits are then transferred toward the destination.Type: GrantFiled: October 23, 2000Date of Patent: May 31, 2005Assignee: Uniden America CorporationInventors: Jonathon Y. C. Cheah, Zhiping Hu
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Patent number: 6892079Abstract: A procedure for setting up a call in a wireless local loop based on mobile communication technology in which terminal units are connected via a radio link to an access node and from the access node to a wired network local exchange via a standard V5 interface in which checking functions consistent with a mobile communication specification are carried out is disclosed herein. To accelerate call setup, checking functions are carried out during voice mode connection of the call.Type: GrantFiled: February 29, 2000Date of Patent: May 10, 2005Assignee: Nokia Networks OyInventor: Jaakko Rautiainen
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Patent number: 6876852Abstract: A system and method that provides seamless mobility through cable and wireless (e.g. cellular) communication networks to allow users to use a single mobile phone everywhere. The system takes advantage of a variety of features of cellular or wireless systems residential systems, cellular or wireless distribution networks, mobile switching centers, and cable networks. Users access services according to the present invention through a combined wireless-wired infrastructure in the residence connected to wireless communication networks.Type: GrantFiled: March 9, 2000Date of Patent: April 5, 2005Assignee: Lucent Technologies Inc.Inventors: Chia-Chang Li, Krishnamurthy Raghunandan
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Patent number: 6873858Abstract: Apparatus, and an associated method, forming a bridge mechanism bridging a legacy cellular network with a successor-generation cellular network. A communication service available only in the successor-generation network is made available to a mobile station operable pursuant to a service subscription in the legacy network. The bridge mechanism forms a hybrid mobile switching center capable of operation in both the legacy network and the successor-generation network.Type: GrantFiled: December 6, 2001Date of Patent: March 29, 2005Assignee: AlcatelInventors: Michael Aguilar, Vilat Keomoungkhoun, Gil Stevens
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Patent number: 6873859Abstract: A method for servicing facsimile using a WLL system in which facsimile data are transmitted in real time after a Fixed Subscriber Unit FSU and a Wireless Local Loop WLL Processing Block of the Code Division Multiple Access CDMA type WLL system for converting a service option to a facsimile call in state that a voice call between the transmitting side and the receiving side is set.Type: GrantFiled: December 27, 2000Date of Patent: March 29, 2005Assignee: LG Electronics Inc.Inventor: Tae Won Kim
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Patent number: 6871081Abstract: Typically it is expensive to add cable within an existing multiple dwelling units (MDUs) such as blocks of flats to provide additional services such as broadband internet access, video on demand and video telephony. The present invention provides a broadband wireless access system especially suited to MDUs. A base station modulates radio frequency carrier signals with data to be transmitted in the system, and these signals are directed along a distribution network to a plurality of antennas which provide WLANs for subscriber equipment within the MDU.Type: GrantFiled: October 20, 2000Date of Patent: March 22, 2005Assignee: Nortel Networks LimitedInventors: Ian Llewellyn, Mark W Tait, Simon Gale, Michael F Grant
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Patent number: 6845248Abstract: A DSL access multiplexer exchanges communications between DSL connections and premise connections. A premise wireless interface exchanges the communications between the premise connections and a wireless communication link. A network wireless interface exchanges the communications between the wireless communication link and network connections. The DSL connections, premise connections, and network connections are physically allocated to different service providers. The DSL access multiplexer, premise wireless interface, and network wireless interface maintain physical, spectral, and/or logical separation between the customer communications of the different service providers.Type: GrantFiled: July 9, 2002Date of Patent: January 18, 2005Assignee: Sprint Communications Company L.P.Inventor: Harold W. Johnson
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Patent number: 6842617Abstract: A decentralized asynchronous wireless communication system is disclosed for providing voice and data communication that allows flexibility of communication paths for local communication or for communication to external networks. The system makes use of communication docking bays that may communicate in a local mode with other communication docking bays or handsets within a same microcell via signal extenders. In an extended mode, a communication docking bay located in a first microcell of a first macrocell may communicate with a second communication docking bay or handset in a second microcell of the first macrocell via signal extenders and a network extender. In a remote mode, a communication docking bay located in a first microcell of a first macrocell may communicate with a second communication docking bay or handset in a second microcell of a second macrocell via signal extenders and network extenders.Type: GrantFiled: April 8, 2002Date of Patent: January 11, 2005Assignee: Wahoo Communications CorporationInventors: Bill G. Williams, Jerry W. Petermann
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Publication number: 20040266478Abstract: A bridging adapter connects a wireless phone to a standard telephone line network to allow land-line based telephone system within structures to translate command functions and audio signals between the wireless phone and any land-line telephones on the phone line network. The bridging adapter may also be used with extendable multi-handset systems where multiple handsets communicate over radio frequencies with a base station. The bridging adapter allows land-line telephones or handsets to access all functions and services of a wireless phone connected to the adapter, and conversely allow the wireless phone to use the unique functions of a land-line based telephony network.Type: ApplicationFiled: June 27, 2003Publication date: December 30, 2004Inventors: Anthony G. King, Francis King
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Patent number: 6836644Abstract: Methods and apparatus are disclosed for establishing a fixed wireless telephone service. A fixed wireless device includes a wireless device for establishing wireless connections to a wireless communications network that interfaces with a public switched telephone network. The fixed wireless device includes a connection that provides telephone service for an ordinary POTS-based telephone, handset, computer, or other communication device. Various techniques are provided for monitoring during use and/or verifying prior to use whether the fixed wireless device remains in an intended fixed location.Type: GrantFiled: December 19, 2002Date of Patent: December 28, 2004Assignee: BellSouth Intellectual Property CorporationInventors: James Bacon, Roberto Peon, Stephen Sherman
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Publication number: 20040242230Abstract: A complex wireless service arrangement using wired or wireless communication systems allows, with a terminal device, a service using a broadband mobile communication system when the terminal device is positioned in a public wireless network (e.g., broadband wireless service network), and a service using a wired and wireless complex gateway where a home or private (narrowband wireless service) wireless technique such as WLAN, Bluetooth, UWB or the like is available, and a wired communication system such as xDSL/Ethernet/POTS or the like in an inbuilding/inhouse area. A call drop is prevented upon moving between areas when the terminal device is busy, and allows, in the narrowband service range, a service provided in the wired and wireless complex gateway, and a service in association with a broadband wireless network via the wired network.Type: ApplicationFiled: May 28, 2004Publication date: December 2, 2004Inventor: Seon-Soo Rue
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Publication number: 20040235518Abstract: Described are a method and system that combine the features of wireless telephone service and landline telephones through a wired telephone network. The system includes a landline phone and a cell phone coupled to the wired telephone network through a landline interface module and a cell interface module, respectively. The landline interface module generates data for transmission over the wired telephone network to the cell interface module and generates a phone signal at the landline phone in response to data received over the wired telephone network from the cell interface module. The cell interface module generates data for transmission to the landline interface module and generates a phone signal at the cell phone in response to data received from the landline interface module. The cell phone enables communication between the landline phone and a remote cell phone over a wireless link.Type: ApplicationFiled: November 7, 2003Publication date: November 25, 2004Inventors: Fred R. Beyette, Philip A. Wilsey
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Patent number: 6823195Abstract: A method of communicating of the present invention includes broadcasting a signal from a transmission point. The power of the signal is limited such that the signal will attenuate within a predetermined distance from the transmission point. The signal is received by a receiver. A communication system includes a transmitter and a receiver. The transmitter is adapted to broadcast a first signal which attenuates within a predetermined distance from the transmitter. The receiver is adapted to receive the first signal. The method and system can be used to imperceptibly transmit voice data.Type: GrantFiled: June 30, 2000Date of Patent: November 23, 2004Inventor: Peter V. Boesen
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Patent number: 6810238Abstract: An extender module (300) capable of being firmly mounted to a mobile station via mounting points (331, 332, 333, 334) is provided. Extender module has a base portion (305) which may support a conduit (320) which extends from a upward facing connector (323) to a downward facing connector (321). Shell bottom may have a connector that duplicates one or more contact pads (380) of a mobile station (390). A duplicated contact pad (321) may appear on the extender module shell bottom.Type: GrantFiled: October 20, 2000Date of Patent: October 26, 2004Assignee: Nokia Mobile Phones Ltd.Inventors: Douglas Deeds, George Bernhart
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Patent number: 6807431Abstract: A communication system formed by a private network that includes a private wireless network. The communication system includes a public wireless network using a public wireless protocol, such as GSM, and includes public networks, such as PSTN, ISDN and the Internet, using a wired protocol, such as IP. The private network also includes a local area network (LAN) and the private network connects to the public networks using a wired packet protocol, such as IP. The public and private wireless networks operate with the same public wireless protocol, such as GSM, and the private wireless network additionally operates with a wired packet protocol, such as IP. The communication system permits users to operate freely in both public and private wireless networks using standard mobile stations while achieving high private network data rates. The communication system uses normal wireless handsets or other mobile or fixed stations without need for any modifications.Type: GrantFiled: March 21, 2003Date of Patent: October 19, 2004Assignee: Cisco Technology, Inc.Inventors: Ian Leslie Sayers, Paul Jan Long, Sheausong Yang
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Publication number: 20040204040Abstract: The residential communication system (2) according to the invention comprises a telephone gateway (4), at least one station (6) and a communication network (10) for interconnecting the telephone gateway (4) and the station (6). The telephone gateway (4) receives via the communication network (10) out-going telephone signals from the station (6) and supplies these out-going telephone signals to a non-residential telephone network (12). The residential communication system (2) comprises a further telephone gateway (8), which is connected to the communication network (10). The telephone gateway (4) can transmit part of the out-going telephone signals via the communication network (10) to the further telephone gateway (8), which supplies them to a further non-residential telephone network (14). In this way, least cost routing can be implemented in a in-home network where separate telephone gateways (4,8) are available for connection to separate telephone networks (12,14).Type: ApplicationFiled: April 24, 2001Publication date: October 14, 2004Inventor: Antonius Ludovicus Johannes Cornelis Heijnen
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Patent number: 6804536Abstract: A wireless communications interface couples wireless service to conventional wireline phone appliances. In one embodiment, the wireless communications interface is connected to the phone appliances through existing phone jacks. This allows a user to place and receive calls over a wireless network using the existing wireline infrastructure in a building. By using the invention, users can consolidate their portable and fixed phone service with one of the multiple wireless service providers and bypass the wireline service provider entirely, if so desired. In a second embodiment, the wireless communications interface is directly connected to the phone appliances, bypassing the installed wireline infrastructure. In a third embodiment, both wireline and wireless service are operative, and the wireless communications interface may include logic arbitration to route multiple calls to multiple phone appliances.Type: GrantFiled: November 15, 1999Date of Patent: October 12, 2004Assignee: ParkerVision, Inc.Inventor: Michael J. Bultman
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Patent number: 6792286Abstract: An apparatus is provided that includes a data controller, a subscriber line audio-processing circuit, and a controller. The data controller includes an input terminal and an output terminal capable of providing packet data. The subscriber line audio-processing circuit is capable of providing signals in a voice band. The controller is capable of transmitting at least one of signals in the voice band from the subscriber line audio-processing circuit and the packet data from the output terminal of the data controller.Type: GrantFiled: June 28, 1999Date of Patent: September 14, 2004Assignee: Legerity, Inc.Inventors: Jagannathan Bharath, David N. Larson
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Publication number: 20040176129Abstract: A communication system having a wireless trunk for connecting multiple phone lines over wireless communication links to a cellular network comprises a central telephone switch, such as a private branch exchange or key system, connected through one or more trunk lines to a wireless access communication unit. The wireless access communication unit preferably comprises a separate subscriber interface for each trunk line from the central telephone switch. The wireless access communication unit collects data from each of the subscriber interfaces, formats the data into a format compatible with an over-the-air protocol, and transmits the information over one or more wireless channels to a cellular base station. The wireless access communication unit thereby connects calls received from the central telephone switch's trunk lines over a wireless trunk to a network.Type: ApplicationFiled: March 18, 2004Publication date: September 9, 2004Inventors: Narayan P. Menon, G. R. Konrad Roeder
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Publication number: 20040171381Abstract: A method and apparatus provide interactive audience participation at live spectator events. Enjoyment for a plurality of spectators is enhanced. Participating spectators employ wireless interactive devices that present a promotional message and include user input and output interfaces. Spectators are queried, and enter answers via the user input interface. The answers are transmitted to a central processor, stored as spectator data, and processed into results. A visual display or the user output interface announces the results to the spectators.Type: ApplicationFiled: March 3, 2004Publication date: September 2, 2004Inventor: Eric Inselberg
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Patent number: 6778824Abstract: A Bluetooth-wireless docking station for use with a Bluetooth-enabled cellular mobile handset, which docking station allows mobility to the cellular mobile handset rather than having to be fixed stationarily in the docking station, which docking station couples standard POTS telephone sets, or POTS-like telephone units, connected to in-premises wiring, to the cellular, or cellular like, network. The cellular mobile handset may be used to make or receive calls remote from the docking station, while the docking station communicates with the Bluetooth-enabled cellular mobile handset via a Bluetooth-wireless transceiver using Bluetooth-wireless air-interface protocol.Type: GrantFiled: June 11, 2003Date of Patent: August 17, 2004Assignee: Telular Corp.Inventors: Daniel C. Wonak, Jeffrey M. Hickey
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Patent number: 6775533Abstract: Apparatus, and an associated method, for facilitating communication of a data block to a mobile station when a handover of communications is effectuated. A segmentation and distribution unit is positioned at a base station gateway, and the base station gateway is coupled to both a first target entity and a second target entity. Portions of the data block are provided to the first target entity to be communicated to the mobile station. When a handover of communications is effectuated, the buffered portion of the data which has not yet been successfully delivered to the mobile station is forwarded to the second target entity. And, other portions of the data block, not yet delivered to the first target gateway are, thereafter, provided directly to the second target entity.Type: GrantFiled: July 27, 2001Date of Patent: August 10, 2004Assignee: Nokia CorporationInventors: Naveen Kumar Kakani, Rene Purnadi, Yousuf Saifullah
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Patent number: 6775563Abstract: A method and system for disabling a mobile unit to handle a call processing function, after being away from its charging unit longer than a predetermined time period, allows a service provider to limit the mobility of the mobile unit with respect to its companion charging unit. Consequently, the service provider may limit the mobility of the mobile unit in a limited area, such as in a wireless local loop.Type: GrantFiled: March 16, 2001Date of Patent: August 10, 2004Assignee: Qualcomm IncorporatedInventor: Saed G. Younis
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Publication number: 20040127252Abstract: An information terminal device includes a wireless local area network (LAN) access section, a search section and a display section. The wireless local area network (LAN) access section accesses a wireless LAN. The search section searches a hot spot in or near a desire place based on a desire place data indicating the desire place. The hot spot is a place where a wireless LAN connection can be established. The desire place is a place where a user desires to access a wireless LAN. The display section displays a hot spot data indicating a place of the hot spot searched by the search section.Type: ApplicationFiled: December 1, 2003Publication date: July 1, 2004Applicant: NEC Infrontia CorporationInventors: Yasunori Tsunomoto, Yoshikazu Kobayashi
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Patent number: 6751462Abstract: A communication system and method are disclosed for allowing a consumer to place wireless calls over their wireless communication device from telephones connected through-out their location. The communication system includes a first interface to communicate with a telephone network, a second interface to communicate with a wireless network, a third interface to communicate with a first communication device (e.g., telephones, facsimile machines, computers), a fourth interface to communicate with a second communication device, and control circuitry. The control circuitry connects the third interface to the first interface and connects the fourth interface to the second interface to provide simultaneous communication between the first communication device and the telephone network and between the second communication device and the wireless network.Type: GrantFiled: August 19, 2002Date of Patent: June 15, 2004Assignee: Sprint Communications Company L.P.Inventors: Jason Patrick Torrey, Ken E. Ward
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Patent number: 6741835Abstract: Embodiments of the present invention relate to systems and methods for wireline-to-wireless communications. In an embodiment of the present invention, a system for wireline-to-wireless communications includes a base unit. The base unit includes a wireline interface coupled to the subscriber loop interface. The system also includes a wireless communications device adapter coupled to the base unit. The wireless communications device adapter includes a second interface, and the first interface is coupled to the second interface.Type: GrantFiled: January 11, 2002Date of Patent: May 25, 2004Inventor: Fred Pulver
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Publication number: 20040082296Abstract: A plurality of wireless transceivers are associated with assets and each transceiver is assigned a class designation representative of an attribute, characteristic, relation, or behavior of its respective asset. Class based network formation routines are utilized to establish hierarchical networks based on asset classes, and the asset class is used by each transceiver to screen communications intended for receipt by transceivers of the same class. The overall wireless data communication network results in reduced power consumption and signal interference in asset-tracking applications. The transceivers may include a query handling routine for forming a dynamically distributed hierarchical database system.Type: ApplicationFiled: June 23, 2003Publication date: April 29, 2004Applicant: SEEKERNET INCORPORATEDInventor: Robert W. Twitchell
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Patent number: 6725059Abstract: The present invention is directed to a system and method for upgrading a telecommunication system including a central office (CO), a digital loop carrier (DLC), and a plurality of customer premises equipment (CPE). Broadly, the present invention is realized by the retrofit of a DLC to enable the DLC to communicate with a CO through high bandwidth wireless transmissions. The high bandwidth wireless transmissions accommodate much larger data throughput than previously accommodated through the copper “backhaul” of multiple T1 circuits. In accordance with one aspect of the present invention, a telecommunications system comprises a CO, a DLC, and a plurality of CPE. Each of the plurality of CPE are electrically connected to the DLC. A radio frequency (RF) interface circuit is disposed at the DLC, along with one or more DSL line cards. A first wireless transceiver disposed at the DLC, and is electrically connected to the radio frequency interface circuit.Type: GrantFiled: July 20, 1999Date of Patent: April 20, 2004Assignee: Globespanvirata, Inc.Inventor: Russell W. Bell
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Publication number: 20040063458Abstract: In a wireless LAN communication system, a communication mode is automatically switched between an infrastructure mode and an ad-hoc mode. Communication between two stations is started in the infrastructure mode. Packets transmitted in an infrastructure network are monitors to detect a packet transmitted to an access point and addressed, as a final destination, to one's own station or a destination station. If such a packet is detected, it is determined that a transmitting or source station is in a state that allows an ad-hoc communication. A channel searcher of the access point searches for available channels of an ad-hoc network. A switching controller selects one of the available channels and transmits information indicating the selected channel to the source and destination stations. In response to receiving the information indicating the selected channel, the source and destination stations starts direct communication using the selected channel of the ad-hoc network.Type: ApplicationFiled: October 1, 2003Publication date: April 1, 2004Inventors: Masato Hori, Yoshikazu Kobayashi
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Publication number: 20040063426Abstract: A method and system wherein handover information is broadcast in a wireless local area network. Handover information is broadcast in a beacon frame thereby allowing WTRUs operating in a wireless area network to handover to available alternative systems as desired. WTRUs may read the beacon frame and obtain appropriate information for handing over to alternative systems having coverage areas that overlap that of the wireless local area network. The alternative systems may be any type of wireless system and the wireless local area network may be any type of wireless area network.Type: ApplicationFiled: June 20, 2003Publication date: April 1, 2004Applicant: InterDigital Technology CorporationInventor: Teresa Hunkeler
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Patent number: 6714797Abstract: A system, method and computer program for ordering, paying for and download digital products to a mobile device in a cost-effective manner. The mobile device includes a short range transceiver and a network transceiver. The mobile device accesses electronic shop server web sites which contain digital products for sale and hotspot network locations where these digital products may be downloaded to the mobile device via the short range transceiver. The hotspot network locations contain a hotspot device for transmitting the digital products to the mobile devices via the low power radio frequency signal of the short range transceivers when the mobile device has detected the low power radio frequency signal. Using this system, method and computer program, a user of a mobile device may download large amounts of digital data without incurring telephone or cellular phone charges.Type: GrantFiled: May 17, 2000Date of Patent: March 30, 2004Assignee: Nokia CorporationInventor: Heikki Rautila
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Publication number: 20040053638Abstract: A computer network which uses a community wiring for TV or wired broadcast and which is hardly influenced by disconnection, short-circuit and noise. The network is a coaxial cable network (1) which can transmit a mixed signal of the received signal of a receiver and a digital signal modulated into an RF signal. This coaxial cable network is provided with a signal input unit (2) for inputting a received signal into the coaxial cable network, and receivers (3a to 3c) and computers (4a to 4c) are connected with the coaxial cable network. Between the coaxial cable network and the computers, there are connected computer connection units (5a to 5c) for modulating a digital signal into an RF signal and for demodulating the RF signal into the digital signal.Type: ApplicationFiled: June 30, 2003Publication date: March 18, 2004Inventors: Tadao Ohnaka, Shinsuke Nagai, Masashi Iwai, Kazuhiro Yushina, Kenichiro Shimizu
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Patent number: 6708034Abstract: A mobile station communicates with an RSVP-aware network over an air interface standard that has a wireless quality of service standard. The mobile station transmits an RSVP message to an end terminal through the network's RSVP-enabled routers. The end terminal transmits an RESV response message back to the mobile station. A base station controller intercepts this message and sets up the wireless resources if possible.Type: GrantFiled: September 13, 2000Date of Patent: March 16, 2004Assignee: Nortel Networks Ltd.Inventors: Sanjoy Sen, Jayshree Bharatia
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Publication number: 20040014493Abstract: In order to configure and monitor the operation of a span-powered T1 radio, use is made of the out-of-band facility data link channel that is available within an extended superframe of the T1 digital data stream transported between an indoor carrier services unit and the T1 framer of the radio. The facility data link channel is employed to transport packetized configuration and status information between the indoor carrier service unit and the span-powered T1 radio.Type: ApplicationFiled: June 17, 2003Publication date: January 22, 2004Applicant: ADTRAN, INC.Inventors: Jonathan Brock McDonald, Eric Malcolm Rives
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Publication number: 20040014492Abstract: Apparatus 10 is provided for consumer access to broad-band services including the Internet. The apparatus 10 includes a telecommunication line 12 which was initially installed for connecting a payphone to the PSTN. The apparatus 10 also includes first connection equipment 16 located at the consumer access site 26. The equipment 16 provides communication from a consumer device 18-22, on telecommunication line 12 via broadband wireless transmission. Second connection equipment 24 at a distant end of the telecommunication line, for example in the CO, permits broadband transmission between the consumer device 18-22 and a destination in the PSTN or Internet 14. Methods according to the invention include transmitting and receiving (34) wireless signals to and from a consumer device, at a consumer end of a telecommunication line, which line was initially installed to connect a payphone to the publicly switched telephone network (PSTN).Type: ApplicationFiled: March 17, 2003Publication date: January 22, 2004Inventor: Michael Miskin
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Publication number: 20040014471Abstract: A sending subscriber system may participate in a wireless network by generating a message to transmit in a wireless network, identifying a local wireless subscriber system with which communications may be established, and determining whether to use the wireless local subscriber system as a relay.Type: ApplicationFiled: April 15, 2003Publication date: January 22, 2004Inventor: Gilbert G. Weigand
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Publication number: 20040014495Abstract: The invention relates to a method for operating a communications system comprising at least one communications facility and at least one communications terminal. According to said method, a system-specific message (SYS-MSG) that can be displayed on a user interface device (UI) of the communications terminal (TE1, TE2, TE3, MS) and that is sent from the communications facility (PBX) to the communications terminal (TE1, TE2, TE3, MS) is converted according to a protocol for a wireless text and/or graphics transmission and is displayed on the user interface device (UI). When a user inputs a selection (SI), made on the basis of a system-specific message (SYS-MSG) that is displayed on the user interface device (UI), address information (Al) assigned to the input selection (SI) is transmitted to the communications facility (PBX) and is converted into a system-specific message (SYS-MSG) for activating or deactivating a performance characteristic or a service.Type: ApplicationFiled: March 19, 2003Publication date: January 22, 2004Inventor: Ralf Neuhaus
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Publication number: 20030224827Abstract: There is provided a concentrator and its reset control method that may easily and reliably secure early restoration from an outage of network communications. A concentrator to which a plurality of network devices are connectible includes a communication control part for controlling a transfer process of information among the network devices, a condition determination part for determining whether information obtained from the communication control part satisfies a reset condition, and a reset control part for controlling a reset signal used to reset the communication control part based on a determination by the condition determination part.Type: ApplicationFiled: February 10, 2003Publication date: December 4, 2003Inventor: Hideaki Chiba
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Publication number: 20030171114Abstract: An improved WLAN solution for embedded systems incorporating optimized partitioning; it reduces power consumption and systems cost by up to 50%. All silicon gates associated with the redundant RISC processor, redundant SRAM and flash memories used in prior art WLAN solutions are eliminated. The invention includes a low gate count PHY Accelerator ASIC, a dual core processor (DCP), a portion of the PHY in software, and an innovative software MAC architecture supported by minimal hardware acceleration. The DCP is a standard off-the-shelf component incorporating DSP and RISC processors. It executes software portions of the MAC and PHY. The DCP communicates with the PHY Accelerator through a novel parallel interface that improves throughput while reducing processing requirements on DCP. Also, the PHY accelerator, or certain portions of it, may be embedded into the DCP. Invention includes a novel “resource utilization scheme”, whereby the various DCP resources get judiciously re-deployed.Type: ApplicationFiled: February 28, 2003Publication date: September 11, 2003Inventor: David C. Hastings