Patents by Inventor Norio Murakami
Norio Murakami has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20140073328Abstract: A radio mobile communication system including: a radio base station apparatus; and a mobile terminal apparatus, wherein radio communication is performed between the radio base station apparatus and the mobile terminal apparatus, the radio base station apparatus includes: a first transmission unit which transmits a first notification signal to notify a shift to a first mode; and a first mode switching control unit which transmits the first notification signal and switches to the first mode in which the first transmission unit is shifted to a condition of a suspension state, and the mobile terminal apparatus includes: a second mode switching control unit which switches to a second mode in which power of the mobile terminal apparatus is in an ON state and power consumption is smaller than in an outside coverage area mode, on receiving the first communication signal.Type: ApplicationFiled: November 15, 2013Publication date: March 13, 2014Applicant: FUJITSU LIMITEDInventors: Huan Cong HO, NORIO MURAKAMI, MITSURU NAKATSUJI
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Publication number: 20130329562Abstract: An operation monitoring apparatus for estimating a cause by which a first and second observation data observed by a monitored apparatus are obtained, the operation monitoring apparatus including: an observation event receiving process unit which receives the first and second observation data transmitted from the monitored apparatus; an observation event extracting unit which extracts the first observation data, out of the first and second observation data, based on a probability that the cause occurs with respect to the first and second observation data; a cause event determining process unit which estimates the cause based on the extracted first observation data; and a cause notifying process unit which outputs data indicating the estimated cause.Type: ApplicationFiled: April 9, 2013Publication date: December 12, 2013Applicant: FUJITSU LIMITEDInventor: Norio MURAKAMI
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Publication number: 20130107768Abstract: A communication network system including: a first node apparatus; a second and third node apparatuses; and a fourth node apparatus which performs radio communication with the first node apparatus via the second node apparatus or the third node apparatus, wherein the first node apparatus includes a control unit which determines a route selection rule for a first route reaching the fourth node apparatus via the second node apparatus and a second route reaching the fourth node apparatus via the third node apparatus, based on an adaptability indicating a reference of the route selection to route selection indicators indicating a state of the first and second routes respectively, and selects the first route or the second route according to the determined route selection rule, and the first and fourth node apparatuses perform the radio communication via the second node apparatus or the third node apparatus.Type: ApplicationFiled: August 17, 2012Publication date: May 2, 2013Applicant: FUJITSU LIMITEDInventor: Norio Murakami
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Patent number: 8386635Abstract: A communication system is disclosed, including: a network in which the transmission speeds of a upstream channel and a downstream channel for transmitting data can be changed independently; a data storage server connected to the network, the data storage server configured to store data uploaded thereto via the network; and a communication terminal connected to the network, the communication terminal configured to upload old data stored therein to the data storage server via the network thereby to move the old data to the data storage server, and download new data via the network thereby to store the new data therein. The communication terminal is further configured to request the network to change at least one of the transmission speeds of the upstream channel and the downstream channel based on remaining memory capacity thereof and the transmission speeds such that there remains memory capacity available for the new data.Type: GrantFiled: March 11, 2005Date of Patent: February 26, 2013Assignee: Fujitsu LimitedInventors: Kenichiro Koyanagi, Norio Murakami
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Patent number: 8244188Abstract: A transmitting and receiving circuit includes a transmitting side amplifier circuit amplifying a transmission signal transmitted from an antenna, a receiving side amplifier circuit amplifying a reception signal received by the antenna and being electrically connected to the a transmitting side amplifier circuit, a first matching circuit matching the antenna and the transmitting side amplifier circuit, a second matching circuit matching the antenna and the receiving side amplifier circuit, a first current source circuit capable of controlling an operating state and setting a first connection point between the first matching circuit and an output terminal of the transmitting side amplifier circuit to a given voltage, and a second current source circuit capable of controlling an operating state and setting a second connection point between the second matching circuit and an input terminal of the receiving side amplifier circuit to a given voltage.Type: GrantFiled: January 22, 2010Date of Patent: August 14, 2012Assignee: Fujitsu LimitedInventors: Masaru Sawada, Hideaki Kondo, Norio Murakami
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Patent number: 8195132Abstract: An information transfer control apparatus includes a storage unit storing an ID generating function for each distribution process group having at least one distribution process representing information transfer between plural communication terminals; an assigning unit assigning identification information to the distribution process using the ID generating function; a determining unit determining the distribution process group, the ID generating function, and the identification information associated with a request in response to receiving, from a first one of the communication terminals, the request for the information transfer from the first one of the communication terminals to a second one of the communication terminals and determining whether to allow information distribution; and a generating unit generating new identification information based on the determined ID generating function and sending a digital item containing the new identification information to the second one of the communication terminalsType: GrantFiled: September 16, 2009Date of Patent: June 5, 2012Assignee: Fujitsu LimitedInventor: Norio Murakami
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Publication number: 20100120375Abstract: A transmitting and receiving circuit includes a transmitting side amplifier circuit amplifying a transmission signal transmitted from an antenna, a receiving side amplifier circuit amplifying a reception signal received by the antenna and being electrically connected to the a transmitting side amplifier circuit, a first matching circuit matching the antenna and the transmitting side amplifier circuit, a second matching circuit matching the antenna and the receiving side amplifier circuit, a first current source circuit capable of controlling an operating state and setting a first connection point between the first matching circuit and an output terminal of the transmitting side amplifier circuit to a given voltage, and a second current source circuit capable of controlling an operating state and setting a second connection point between the second matching circuit and an input terminal of the receiving side amplifier circuit to a given voltage.Type: ApplicationFiled: January 22, 2010Publication date: May 13, 2010Applicant: FUJITSU LIMITEDInventors: Masaru SAWADA, Hideaki KONDO, Norio MURAKAMI
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Publication number: 20100003970Abstract: An information transfer control apparatus includes a storage unit storing an ID generating function for each distribution process group having at least one distribution process representing information transfer between plural communication terminals; an assigning unit assigning identification information to the distribution process using the ID generating function; a determining unit determining the distribution process group, the ID generating function, and the identification information associated with a request in response to receiving, from a first one of the communication terminals, the request for the information transfer from the first one of the communication terminals to a second one of the communication terminals and determining whether to allow information distribution; and a generating unit generating new identification information based on the determined ID generating function and sending a digital item containing the new identification information to the second one of the communication terminalsType: ApplicationFiled: September 16, 2009Publication date: January 7, 2010Applicant: FUJITSU LIMITEDInventor: Norio Murakami
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Patent number: 7630739Abstract: A cell configuration can be easily and dynamically changed with less equipment correspondingly to a communication environment by a dynamic cell reconfiguring method in a cellular network system including an antenna that has a plurality of sector antennas disposed correspondingly to a cell and a plurality of base station equipment disposed at a location distant from the antenna. Based on a predetermined parameter value output from the plurality of the sector antennas, a configuration of the cell is changed by switching connection between the plurality of the base station equipment and the plurality of the sector antennas.Type: GrantFiled: March 28, 2006Date of Patent: December 8, 2009Assignee: Fujitsu LimitedInventors: Norio Murakami, Seguel Kembo
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Patent number: 7619465Abstract: A filter circuit includes a low-pass filter and a calibration circuit calibrating a frequency characteristic of the low-pass filter. The calibration circuit includes a negative feedback circuit and a control circuit.Type: GrantFiled: May 22, 2008Date of Patent: November 17, 2009Assignee: Fujitsu Microelectronics LimitedInventors: Hideaki Kondo, Masaru Sawada, Norio Murakami, Syoichi Masui
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Patent number: 7577732Abstract: An information provider instructs a server system of an information distribution region and attributes of service users, monitors, based upon position information from service users, the state of distribution of service users who have the above-mentioned attributes and are present in the information distribution region designated by the information provider, and distributes prescribed information to mobile information terminals of the service users based upon the state of distribution of the service users.Type: GrantFiled: February 9, 2004Date of Patent: August 18, 2009Assignee: Fujitsu LimitedInventors: Yutaka Yasui, Norio Murakami
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Publication number: 20080297240Abstract: A filter circuit includes a low-pass filter and a calibration circuit calibrating a frequency characteristic of the low-pass filter. The calibration circuit includes a negative feedback circuit and a control circuit.Type: ApplicationFiled: May 22, 2008Publication date: December 4, 2008Applicant: FUJITSU LIMITEDInventors: Hideaki Kondo, Masaru Sawada, Norio Murakami, Syoichi Masui
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Patent number: 7266308Abstract: Using a switching signal from a coarse/fine switching and operation mode switching circuit, the width of change of a counter control value during power up is increased, and the width of change is reduced once a steady state is reached. In the steady state, the frequency of updating is limited by a control signal from an update permit control circuit. In the steady state, the frequency band of a current source in an LD driving circuit is reduced in width.Type: GrantFiled: August 15, 2005Date of Patent: September 4, 2007Assignee: Fujitsu LimitedInventors: Tadao Inoue, Tadashi Ikeuchi, Hiroyuki Rokugawa, Masaaki Kawai, Norio Ueno, Norio Murakami, Toru Matsuyama, Makoto Miki, Toshiyuki Takauji
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Patent number: 7239873Abstract: A terminal A which is an owner of contents transmits a request to share contents downloaded from a contents provider with terminals B and C to an Application Service Provider (ASP). The ASP obtains permission that a license can be shared from the contents provider, and notifies the terminal A of the information. The ASP calls the terminals B and C and provides the license for them.Type: GrantFiled: June 23, 2005Date of Patent: July 3, 2007Assignee: Fujitsu LimitedInventors: Shinichi Kawashima, Norio Murakami
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Publication number: 20070142057Abstract: A cell configuration can be easily and dynamically changed with less equipment correspondingly to a communication environment by a dynamic cell reconfiguring method in a cellular network system including an antenna that has a plurality of sector antennas disposed correspondingly to a cell and a plurality of base station equipment disposed at a location distant from the antenna. Based on a predetermined parameter value output from the plurality of the sector antennas, a configuration of the cell is changed by switching connection between the plurality of the base station equipment and the plurality of the sector antennas.Type: ApplicationFiled: March 28, 2006Publication date: June 21, 2007Inventors: Norio Murakami, Seguel Kembo
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Patent number: 7200394Abstract: In an information distribution service system comprising a plurality of mobile information terminals, a computer system and a plurality of information-provider terminals, the computer system is provided with a user-information database for registration information categories provided for the mobile information terminals' users each serving as a recipient of an information distribution service rendered by the information distribution service system, an information-provider database for registering locations of the information-provider terminals and information to be distributed by the information-provider terminals as notifications, and a location management unit provided for the purpose of inferring changes in location of each mobile information terminal in a time series by using an inference formula provided in advance for predicting the particular mobile information terminal's moving direction and location on the basis of information on locations of the particular mobile information terminal.Type: GrantFiled: August 20, 2003Date of Patent: April 3, 2007Assignee: Fujitsu LimitedInventors: Hideyuki Aoki, Norio Murakami
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Publication number: 20070042770Abstract: The art relates to information distribution service providing technology. The server system predicts the distribution state of mobile information terminals in the future, based on the location information of mobile information terminals and change over time in the distribution state of service users (mobile information terminals) with a specific user characteristic in an information distribution object area. Based on the prediction, the server system carries out information distribution. This makes it possible to improve information distribution efficiency.Type: ApplicationFiled: October 15, 2003Publication date: February 22, 2007Inventors: Yutaka Yasui, Norio Murakami
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Publication number: 20060168310Abstract: A communication system is disclosed, including: a network in which the transmission speeds of a upstream channel and a downstream channel for transmitting data can be changed independently; a data storage server connected to the network, the data storage server configured to store data uploaded thereto via the network; and a communication terminal connected to the network, the communication terminal configured to upload old data stored therein to the data storage server via the network thereby to move the old data to the data storage server, and download new data via the network thereby to store the new data therein. The communication terminal is further configured to request the network to change at least one of the transmission speeds of the upstream channel and the downstream channel based on remaining memory capacity thereof and the transmission speeds such that there remains memory capacity available for the new data.Type: ApplicationFiled: March 11, 2005Publication date: July 27, 2006Inventors: Kenichiro Koyanagi, Norio Murakami
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Patent number: 7054835Abstract: An electronic commerce server enables an orderer to given an order of purchasing a commercial article at a virtual shop existing on a network by accessing the virtual shop from a communication terminal used by the orderer, and to receive the purchase target article at an agency service trader's place other than the home. This server includes a receiving unit receiving from the virtual shop a piece of order information of the purchase target article and a piece of information for specifying a desired agency service trader's place for receiving the purchase target article, of which respective notifications are given via the communication terminal used by the orderer, an issuing unit issuing a piece of identification information unique to both of every orderer and every purchase target article on the basis of the order information, and a confirmation unit confirming the identification information received by the communication terminal used by the orderer through the agency service trader's place.Type: GrantFiled: November 20, 2001Date of Patent: May 30, 2006Assignee: Fujitsu LimitedInventors: Kazuhiro Nanbu, Norio Murakami
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Publication number: 20060024068Abstract: Using a switching signal from a coarse/fine switching and operation mode switching circuit, the width of change of a counter control value during power up is increased, and the width of change is reduced once a steady state is reached. In the steady state, the frequency of updating is limited by a control signal from an update permit control circuit. In the steady state, the frequency band of a current source in an LD driving circuit is reduced in width.Type: ApplicationFiled: August 15, 2005Publication date: February 2, 2006Applicant: Fujitsu LimitedInventors: Tadao Inoue, Tadashi Ikeuchi, Hiroyuki Rokugawa, Masaaki Kawai, Norio Ueno, Norio Murakami, Toru Matsuyama, Makoto Miki, Toshiyuki Takauji