Patents Examined by Dwayne D. Bost
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Patent number: 8310972Abstract: The present invention discloses a wireless mobile communication system for transferring MBMS data from an access gateway to plural wireless base stations and transmitting the MBMS data from the plural wireless base stations to a wireless mobile station at the same time. The system includes a transferring part included in the access gateway for copying the MBMS data in a number corresponding to the number of the plural wireless base stations, adding a header indicative of data transmission time to the MBMS data, and transferring the MBMS data to the plural wireless base stations; a transmitting part included in each the plural wireless base stations for extracting the data transmission time from the header of the transferred MBMS data, deleting the header from the MBMS data, and transmitting the MBMS data to the wireless mobile station.Type: GrantFiled: April 26, 2007Date of Patent: November 13, 2012Assignee: Fujitsu LimitedInventors: Teruyoshi Watanabe, Kazuo Kawabata
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Patent number: 7881676Abstract: An RF communication control system for executing the process of transmitting and receiving an RF signal through an RF control circuit unit and digitally processing the data contained in the RF signal through a baseband circuit unit, is disclosed. The baseband circuit unit includes a setting parameter holder for holding the setting parameter of each of a plurality of RF control elements, a setting parameter determining unit for determining, when the RF control element connected to the baseband circuit unit is switched to a second RF control element, the setting parameter to be used by the second RF control element after switching based on the setting information supplied from an external source, and a setting parameter selection processing unit for selecting the setting parameter corresponding to the second RF control element from the setting parameter holder based on the determined result and sending out the setting parameter to the second RF control element.Type: GrantFiled: July 26, 2005Date of Patent: February 1, 2011Assignee: Fujitsu LimitedInventors: Hideki Uchikawa, Kentaro Fukushima, Hideyuki Araki
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Patent number: 7711373Abstract: A system for managing the simultaneous operation of a plurality of radio modems in a single wireless communication device (WCD). The multiradio control may be integrated into the WCD as a subsystem responsible for scheduling wireless communications by temporarily enabling or disabling the plurality of radio modems within the device. The multiradio control system may comprise a multiradio controller (MRC) and a plurality dedicated radio interfaces. The radio interfaces are dedicated to quickly conveying delay sensitive information to and from the radio modems. This information may be requested by the MRC, or provided by one or more of the plurality of radio modems, if a change occurs during operation.Type: GrantFiled: May 11, 2006Date of Patent: May 4, 2010Assignee: Nokia CorporationInventors: Mika Kasslin, Niko Kiukkonen, Martti Virtanen
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Patent number: 7706320Abstract: Included are embodiments for providing communications services. At least one embodiment includes a first communications component configured to receive data from a first communications device and a second communications component configured to send at least a portion of the received data to a second communications device.Type: GrantFiled: October 27, 2006Date of Patent: April 27, 2010Assignee: Hunt Technologies, LLCInventors: James S. Davis, Tom Meek
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Patent number: 7596379Abstract: The present invention concerns a method for maintaining transparent mode radio bearers in a Radio Access Network (RAN) of a third generation mobile telecommunications network. The method relates to managing the radio resources allocated to a user equipment (UE) in said radio access network (RAN). The method generally comprises communicating a message from a radio resource controller (RRC) of the RAN to the UE where said message is arranged to instruct the UE to transition from a dedicated channel connection state to a lower activity connection state and to store in its memory transparent mode (TM) radio bearer (RB) information associated with said dedicated channel connection state. By storing TM RB information associated with the dedicated channel connection state, the UE can be reconfigured to the dedicated channel connection state without the RAN having to perform a radio bearer setup procedure.Type: GrantFiled: August 16, 2004Date of Patent: September 29, 2009Assignee: M-Stack LimitedInventors: Andrew John Farnsworth, Gjalt de Jong
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Patent number: 7574208Abstract: A seamless solution transparently addresses the characteristics of nomadic systems, and enables existing network applications to run reliably in mobile environments. A Mobility Management Server coupled to the mobile network maintains the state of each of any number of Mobile End Systems and handles the complex session management required to maintain persistent connections to the network and to other peer processes. If a Mobile End System becomes unreachable, suspends, or changes network address (e.g., due to roaming from one network interconnect to another), the Mobility Management Server maintains the connection to the associated peer taskâallowing the Mobile End System to maintain a continuous connection even though it may temporarily lose contact with its network medium. An interface-based listener uses network point of attachment information supplied by a network interface to determine roaming conditions and to efficiently reestablish connection upon roaming.Type: GrantFiled: August 10, 2006Date of Patent: August 11, 2009Assignee: Netmotion Wireless, Inc.Inventors: Aaron D. Hanson, Emil Sturniolo, Anatoly Menn, Erik D. Olson, Joseph T. Savarese
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Patent number: 7499715Abstract: Methods for automatically scheduling and rescheduling tasks based on predictable, observable, or measurable events, and on conditions occurring in the vicinity of the user's location. A plurality of tasks are defined by the user. Events or conditions depending on the user's location and affecting the opportunity or the feasibility of the tasks are associated with these tasks. Task schedules are assigned, merged, or permuted to dynamically provide the user with a feasible and convenient agenda.Type: GrantFiled: September 13, 2005Date of Patent: March 3, 2009Assignee: International Business Machines CorporationInventors: Fernando Incertis Carro, Amr Mebed
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Patent number: 7492754Abstract: A novel and improved method and apparatus, in a WCDMA communication system, for informing a mobile station of a downlink data frame time offset by determining the downlink data frame time offset, and transmitting the downlink data frame time offset via an Active Set Update message transmitted from a cell to mobile station. Once an Active Set Update message is received, the data frame time offset information is provided to a timing block which may determine data frame boundary of each downlink signal. Timing block may then adjust the PN sequence timing corresponding to the downlink signal associated with the data frame time offset such that corresponding data symbols in each data frame are correctly soft combined in a combiner.Type: GrantFiled: February 2, 2007Date of Patent: February 17, 2009Assignee: QUALCOMM IncorporatedInventors: Daisuke Terasawa, Francesco Grilli, Serge D Willenegger
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Patent number: 7460834Abstract: A method and apparatus for utilizing a switched beam directional antenna in a wireless transmit/receive unit (WTRU) is disclosed. A wireless communication system includes a serving cell, a neighbor cell and a WTRU. The WTRU is configured to generate and steer a directional beam in a plurality of directions. Once the WTRU registers with the wireless communication system, the WTRU receives messages transmitted by the serving cell. The WTRU measures signal quality of messages received in each of a plurality of predetermined directions while steering the directional beam antenna. The WTRU selects a particular one of the directions having the best signal quality. As the WTRU constantly moves, the WTRU monitors signal quality in the selected direction, and switches to another direction when the signal quality in a current direction drops below a predetermined threshold.Type: GrantFiled: November 24, 2004Date of Patent: December 2, 2008Assignee: InterDigital Technology CorporationInventors: Kevin Peter Johnson, Ross L. Lintelman, Michael James Lynch, Gregg Arthur Charlton, Carl Wang, Kambiz Casey Zangi
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Patent number: 7457304Abstract: A method for a hybrid service discovery adapting between push-based and pull-based schemes in a mobile ad-hoc network and a system thereof. The method includes periodically transmitting a first control packet for providing service information from a service provider that is capable of providing a service to nodes located in a specified advertisement zone, transmitting a second control packet requesting the service from a service demander to one or more nodes in a network, and transmitting a third control packet including path information of the service provider if at least one of the nodes located within the advertisement zone and the service provider receives the second control packet. The method and the system can reduce the amount of control packet transmission and minimize an end-to-end delay.Type: GrantFiled: May 10, 2005Date of Patent: November 25, 2008Assignee: Samsung Electronics Co., Ltd.Inventors: Yong-sung Roh, Jae-hoon Kim, Kyung-lim Kang, Young-bae Ko, Shubhranshu Singh, Young-gon Choi, Chang-seok Oh, Jung-ho Kim
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Patent number: 7454208Abstract: A method and apparatus for user data traffic handling for an EVDO enabled hybrid mode mobile device, the method having the steps of: blocking a system selection at the mobile device until no EVDO traffic state exists, the blocking step includes either monitoring whether a user changes a scan mode on the mobile device; and if the user changes the scan mode, checking whether the mobile device is in an EVDO traffic state; and if yes delaying a system selection until the EVDO traffic state is ended, or monitoring whether a user is in an EVDO traffic state, and if yes, preventing a user from accessing a scan mode menu on the mobile device.Type: GrantFiled: May 9, 2005Date of Patent: November 18, 2008Assignee: Research In Motion LimitedInventors: Asif Hossain, Hao Xue, Shahid Chaudry, Wen Zhao
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Patent number: 7454228Abstract: The display system of the present invention includes: a body unit for transmitting display data that has been generated; and a display device for displaying an image in accordance with the display data that has been transmitted from the body unit. The display system is characterized in that the body unit and the display device perform communications via radio communication means, and the body unit and the display device are separately provided. Thus, the radio transmission is used as communication means, and there is no cable connecting the display device and the body unit that transfers the display data, so that the user can operate the system freely while watching the display device.Type: GrantFiled: June 1, 2001Date of Patent: November 18, 2008Assignee: Sharp Kabushiki KaishaInventors: Hidetaka Mizumaki, Katsuya Mizukata, Yasukuni Yamane
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Apparatus and method for adapting WI-FI access point to wireless backhaul link of a wireless network
Patent number: 7453858Abstract: An access point for communicating with mobile stations in an integrated wireless network. The access point comprises a first transceiver for communicating with selected mobile stations within a short distance of the access point and an input/output interface that couples the access point to an external mobile station via a communication bus. The externally coupled mobile station communicates with a first base station in a wireless public network. The access point further comprises a data processor that communicates with the externally coupled mobile station via the input/output interface and interconnection circuitry that transfers data traffic between the first transceiver and the data processor. The access point enables the selected mobile stations to communicate with the first base station via the externally coupled mobile station.Type: GrantFiled: March 5, 2004Date of Patent: November 18, 2008Assignee: Samsung Electronics Co., Ltd.Inventors: John S. Csapo, Sudhindra P. Herle, Joseph R. Cleveland, Bryan J. Moles -
Patent number: 7428404Abstract: Herein disclosed is a communication apparatus to be operative in combination with first and second external devices for respectively producing first and second information, comprising: first information receiving means for receiving the first information from the first external device; communication performing means for performing a communication with the second external device by receiving the second information from the second external device and producing an exchange information to be transmitted to the second external device and; controlling means for controlling the communication performing means by assuming two different operational states including a first operational state to allow the communication performing means to be operable to perform the communication with the second external device and a second operational state to allow the communication performing means to be inoperable to perform the communication with the second external device, the controlling means being adapted to selectively assume thType: GrantFiled: August 4, 2004Date of Patent: September 23, 2008Assignee: Matsushita Electric Industrial Co., Ltd.Inventor: Kyoko Kawaguchi
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Patent number: 6914965Abstract: An apparatus and method of providing a reliable method of entering command mode and executing modem commands with a modem comprising a wireless communications channel. A wireless communications channel inserted into a standard modem configuration splits the functions of the modem between a mobile unit and a base station. When the system enters command mode, only the base station equipment changes state. The mobile unit continues to operate in the same manner as when the system is in data mode. Any command issued in command mode requiring action from the mobile unit is first sent to the base station. The base station recognizes that the command is intended for the mobile unit and sends a mobile unit-command over an independent private command channel to the mobile unit. The mobile unit constantly monitors the private channel regardless of the state of the system.Type: GrantFiled: September 30, 1994Date of Patent: July 5, 2005Assignee: Qualcomm IncorporatedInventors: Matthew S. Grob, Gadi Karmi
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Patent number: 6442378Abstract: A power level determination device provides an output voltage usable as a specific reference power level corresponding to each RF input power level. The device includes a peak detector, which detects a pulse-type signal at its input and provides a non-pulse-type signal at its output. N comparators are provided, where N is an integer. Each of the N comparators has an output, a first input coupled to the output of the peak detector, and a second input coupled to a respectively different threshold voltage. The first one of the N comparators has a maximum threshold voltage. The threshold voltages decrease monotonically from No. 1 to No. N. N exclusive-OR components are provided. A first one of the N exclusive-OR components is coupled to ground and to the output of a first one of the N comparators.Type: GrantFiled: July 15, 1998Date of Patent: August 27, 2002Assignee: Avaya Technology CorpInventors: Joseph Aboukhalil, Boris Aleiner, Boris Bark
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Patent number: 6389271Abstract: Selection of a program in a DAB receiver is facilitated. There are provided a data table 31 containing sets of a service ID and a time data indicating a broadcast time of that program in order of the time as well as a data table 32 containing the service ID in order of receiving frequency of that program. When an operation for selecting a program is performed, it is checked whether or not a data coincident with a service ID of a program of the latest broadcast time among data of the data table 31 is found in the data table 32. As a result of this check, if it is found, a program of that service ID is selected. As a result of the check, if it is not found, the same processing is thereafter repeated to select a program, with a service ID of a program of the next latest broadcast time among data of the data table 31.Type: GrantFiled: June 4, 1998Date of Patent: May 14, 2002Assignee: Sony CorporationInventor: Shigeru Kaneko
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Patent number: 6324404Abstract: A cellular telephone system has call management decisions made based on the exact geographic location of the mobile unit. These call management decisions include billing and taxing decisions, cell site selection, frequency selection and even cellular system selection. The decisions are continuously updated during a call whereby decisions can be made and changed regardless of where a call originated. Cell site location, and even cellular system selection, can be made in a specific manner to best serve the needs of the mobile user, the cellular system as well as the public. It is even possible for a cellular system to locate one or more of its cell sites in the geographic area served by another cellular system. In some cases, cellular systems might even share cell sites.Type: GrantFiled: March 21, 1996Date of Patent: November 27, 2001Assignee: Sycord Limited PartnershipInventors: Everett Dennison, Timothy J. Duffy, Gregory T Pauley, Scott L. Jones, Albert H. Pharis, Jr., Warren P. Williamson, IV
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Patent number: 6314292Abstract: A method is illustrated for reducing the call setup time of high priority calls such as voice or high speed user generated data without unduly wasting RF frequency resources on non priority calls such as short message calls. This is accomplished by ascertaining the call priority at the base station controller (BSC) level in a GSM system soon after call initiation and immediately changing the channel assignment for use by the remaining signalling type messages to a different operational speed where appropriate. The concept is further extended by supplying the call priority data to a called party's BSC such that all signalling messages after initial contact can be at the operational speed appropriate to the priority of the call.Type: GrantFiled: August 15, 1997Date of Patent: November 6, 2001Assignee: Nortel Networks LimitedInventors: Joseph S. M. Ho, Jim Xu
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Patent number: 6292662Abstract: A method and system for processing telephone calls within a digital wireless telephone system is described. During the initiation of a telephone call from a wireless subscriber unit, it is determined whether the receiving subscriber unit is also part of a digital wireless telephone system that has compatible vocoding capability. If so, vocoded data from the digital wireless telephone system is converted into tones that are introduced into a wire based telephone system for routing to the appropriate receiving digital wireless telephone system. When these tones are received by the receiving digital wireless telephone system, the vocoded data is regenerated based on the tones and then transmitted to the receiving subscriber unit.Type: GrantFiled: September 29, 1995Date of Patent: September 18, 2001Assignee: Qualcomm IncorporatedInventors: Noam A. Ziv, Barry Robbins