Patents by Inventor Yasuhiro Kato

Yasuhiro Kato 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).

  • Publication number: 20130143571
    Abstract: A disclosed base station apparatus to be used in a mobile communication system includes a report signal receiving unit, receiving a report signal from one or more user equipment terminals, a radio parameter adjustment unit adjusting radio parameters based on an analysis result of each report signal, a designation unit designating a report condition to be used for each user equipment terminal to determine whether to transmit the report signal and content to be reported in the report signal, and a report unit reporting the report condition and the content to be reported to the one or more user equipment terminals. Further, in the base station apparatus, the report condition is satisfied when a transmission source of a downlink reference signal is a specific cell, and the content to be reported includes a received quality value of the downlink reference signal.
    Type: Application
    Filed: January 4, 2013
    Publication date: June 6, 2013
    Inventors: Mikio Iwamura, Takehiro Nakamura, Yasuhiro Kato, Yoshitsugu Shimazu, Masayuki Motegi
  • Patent number: 8447298
    Abstract: In a mobile station (UE) according to the present invention, an AS function is configured to notify, when detecting a failure in a radio link established with the radio base station is detected or when discovering a cell subject to a location registration by a cell selection process, a NAS function of the detection or the discovery; and the NAS function is configured to transmit, in response to the notification, a location registration request signal to a mobile switching center (MME).
    Type: Grant
    Filed: September 25, 2009
    Date of Patent: May 21, 2013
    Assignee: NTT DoCoMo, Inc.
    Inventors: Itsuma Tanaka, Yasuhiro Kato, Mikio Iwamura, Masashi Kanauchi
  • Publication number: 20130083121
    Abstract: A liquid jetting apparatus is provided including: a liquid jetting head having a nozzle formed therein through which the liquid is jetted; a driving unit which is configured to output energy to the liquid jetting head; an energy recovery mechanism which is configured to recover and supply a part of the energy supplied from the driving unit to the liquid jetting head; and a mist removing unit to which the part of the energy recovered by the energy recovery mechanism is supplied so that the supplied energy is used to remove a mist generated under a condition that the liquid jetting head jets the liquid.
    Type: Application
    Filed: September 13, 2012
    Publication date: April 4, 2013
    Inventors: Reiko HIGASHIKAWA, Hirofumi KONDO, Tomoyuki KUBO, Masayoshi HAYASHI, Masato SUEYASU, Toru YAMASHITA, Tatsuya NISHIKAWA, Yasuhiro KATO, Shuhei HIWADA
  • Publication number: 20130083102
    Abstract: A liquid jetting apparatus includes: a liquid jetting head in which nozzles for jetting the liquid are formed and which has an actuator for jetting the liquid from the nozzles; an interposer substrate which is provided to the liquid jetting head and on which a driver IC is mounted; a control substrate which controls the liquid jetting head; a wire member which connects the interposer substrate and the control substrate; and a flexible circuit board which connects the interposer substrate and the actuator, wherein the interposer substrate has a first connecting portion to which the wire member is to be connected, and a second connecting portion to which the flexible circuit board is to be connected, and the driver IC is arranged nearer to the first connecting portion than the second connecting portion of the interposer substrate.
    Type: Application
    Filed: March 27, 2012
    Publication date: April 4, 2013
    Applicant: BROTHER KOGYO KABUSHIKI KAISHA
    Inventors: Hirofumi KONDO, Yasuhiro KATO, Masayoshi HAYASHI, Tatsuya NISHIKAWA, Reiko HIGASHIKAWA, Toru YAMASHITA, Masato SUEYASU
  • Patent number: 8412181
    Abstract: In a mobile station (UE) according to the present invention, an AS function is configured to notify, when detecting a failure in a radio link established with the radio base station is detected or when discovering a cell subject to a location registration by a cell selection process, a NAS function of the detection or the discovery; and the NAS function is configured to transmit, in response to the notification, a location registration request signal to a mobile switching center (MME).
    Type: Grant
    Filed: September 25, 2009
    Date of Patent: April 2, 2013
    Assignee: NTT DoCoMo, Inc.
    Inventors: Itsuma Tanaka, Yasuhiro Kato, Mikio Iwamura, Masashi Kanauchi
  • Publication number: 20130076827
    Abstract: There is provided a liquid jetting apparatus including: a liquid jetting head configured to jet liquid; a liquid discharge unit configured to discharge the liquid from the liquid jetting head; a waste liquid recover unit including a waste liquid absorber configured to absorb a waste liquid discharged from the liquid jetting head by the liquid discharge unit and detection electrodes configured to detect a waste liquid amount absorbed into the waste liquid absorber; and a vibration generating source configured to vibrate the waste liquid absorber in a vibration direction, wherein the detection electrodes are disposed to make contact with an end surface defining the waste liquid absorber, and a normal direction of the end surface intersects with the vibration direction.
    Type: Application
    Filed: August 16, 2012
    Publication date: March 28, 2013
    Inventors: Hirofumi Kondo, Shuhei Hiwada, Masato Sueyasu, Yasuhiro Kato, Reiko Higashikawa, Tomoyuki Kubo, Toru Yamashita, Shigeru Suzuki, Hiroto Sugahara, Masayoshi Hayashi, Tatsuya Nishikawa
  • Patent number: 8340028
    Abstract: A mobile station includes: means that performs discontinuous reception only for a signaling control channel, means that determines presence or absence of traffic data addressed to the own mobile station, and means that, when it is determined that there is traffic data addressed to the own mobile station, receives corresponding shared data channel. A radio access network apparatus includes: means that determines a discontinuous reception state, means that determines a discontinuous reception channel, means that reports the determined discontinuous reception channel to the mobile station, and means that, when transmission data arises, transmits a control signal using the determined discontinuous reception channel and that transmits traffic data using a corresponding shared data channel.
    Type: Grant
    Filed: June 14, 2006
    Date of Patent: December 25, 2012
    Assignee: NTT Docomo, Inc.
    Inventors: Minami Ishii, Yasuhiro Kato, Sadayuki Abeta, Takehiro Nakamura, Takashi Suzuki
  • Publication number: 20120305840
    Abstract: An object of the present invention is to provide a carbon dioxide absorbing solution capable of avoiding precipitation of a product formed by the reaction with carbon dioxide. The absorbing solution is an aqueous solution characterized by containing an amino acid salt comprising at least one carboxylic acid salt connected to a heterocyclic ring including at least one nitrogen atom as the ring member atom.
    Type: Application
    Filed: September 24, 2009
    Publication date: December 6, 2012
    Applicant: Kabushiki Kaisha Toshiba
    Inventors: Shinji Murai, Satoshi Saito, Takehiko Muramatsu, Yukishige Maezawa, Takashi Kuboki, Yasuhiro Kato, Reiko Yoshimura, Hiroko Watando, Asato Kondo
  • Publication number: 20120308451
    Abstract: There is provided an acid gas absorbent having excellent performance of absorbing acid gas such as carbon dioxide, and an acid gas removal device and an acid gas removal method using the acid gas absorbent. An acid gas absorbent of an embodiment contains at least one type of tertiary amine compound represented by the following general formula (1). (In the above formula (1), the cycle A represents acyclic structure whose carbon number is not less than 3 nor more than 8. R1, R2 and R3 each represent an alkyl group whose carbon number is 1 to 4, and R4 represents a hydroxyalkyl group. R1 and R2 are groups coupled to carbon atoms adjacent to a carbon atom forming the cycle A and coupled to a nitrogen atom.
    Type: Application
    Filed: May 18, 2012
    Publication date: December 6, 2012
    Inventors: Shinji MURAI, Yukishige Maezawa, Yasuhiro Kato, Takehiko Muramatsu, Masatoshi Hodotsuka
  • Publication number: 20120294785
    Abstract: An acidic gas absorbent having a high acidic gas absorption capacity, that is, a high acidic gas absorption amount and a high acidic gas absorption rate, an acidic gas absorption device, and a method for absorbing an acidic gas, are provided. An acidic gas absorbent containing an azabicyclo compound and a primary or secondary amine compound; an acidic gas absorbent containing a heteroaromatic ring compound and a primary or secondary amine compound; an acidic gas removal device using these acidic gas absorbents; and a method for removing an acidic gas are disclosed.
    Type: Application
    Filed: March 29, 2010
    Publication date: November 22, 2012
    Applicant: Kabushiki Kaisha Toshiba
    Inventors: Shinji Murai, Satoshi Saito, Yasuhiro Kato, Takehiko Muramatsu, Takashi Kuboki, Hiroko Watando, Asato Kondo, Yukishige Maezawa
  • Patent number: 8315596
    Abstract: A transmission process restriction method according to the present invention includes the steps of transmitting a notification information notifying of a restriction rate for each access class and a restriction rate for each traffic class, causing the mobile station to determine a restriction rate of the mobile station on the basis of the notification information received by the mobile station, an access class of the mobile station, and a traffic class of the mobile station, causing the mobile station to compare a random number generated by the mobile station to the restriction rate of the mobile station, and causing the mobile station to decide whether or not to block the connection request transmission processing in accordance with a result of the comparison.
    Type: Grant
    Filed: October 23, 2008
    Date of Patent: November 20, 2012
    Assignee: NTT DoCoMo, Inc.
    Inventors: Kazunori Obata, Kazuya Nomura, Mikio Iwamura, Yasuhiro Kato, Akihiro Maebara
  • Patent number: 8297746
    Abstract: An ink cartridge accommodating device is provided. The ink cartridge accommodating device includes: an accommodating portion which is configured to accommodate a plurality of ink cartridges arranged in an arrangement direction; and a plurality of sensors which are provided correspondingly to the plurality of ink cartridges, and which optically detect information related to the plurality of ink cartridges, respectively. Each of the sensors includes a light-emitting element which emits light and a light-receiving element which receives light. The light-emitting elements or the light-receiving elements of adjacent sensors are arranged adjacent to each other.
    Type: Grant
    Filed: November 25, 2008
    Date of Patent: October 30, 2012
    Assignee: Brother Kogyo Kabushiki Kaisha
    Inventors: Hirotake Nakamura, Yasuhiro Kato, Hirofumi Kondo
  • Patent number: 8275392
    Abstract: A trace reporting method, in which a user terminal reports to a tracking area management apparatus a trace along which the user terminal has moved in a mobile communication system, includes the steps of storing, by the user terminal, identifiers of base stations where the user terminal has performed cell selection in an identifier storage unit; and reporting, by the user terminal, to the tracking area management apparatus the identifiers stored in the identifier storage unit upon communicating with a base station. The tracking area management apparatus may compare the reported identifiers with a prestored pattern and assign a tracking area to the user terminal based on the comparison.
    Type: Grant
    Filed: January 31, 2008
    Date of Patent: September 25, 2012
    Assignee: NTT DoCoMo, Inc.
    Inventors: Mikio Iwamura, Takehiro Nakamura, Yasuhiro Kato, Yoshitsugu Shimazu, Masayuki Motegi
  • Patent number: 8275380
    Abstract: A method of transmitting cell information is disclosed. The method includes the steps of transmitting a primary broadcast channel at constant intervals in a cell of a mobile communications system; broadcasting, in the primary broadcast channel, scheduling information indicating a location of a first scheduling unit, including information to be broadcast in the cell; and broadcasting, in the first scheduling unit, information indicating whether the cell is a dominant cell or a subordinate cell.
    Type: Grant
    Filed: March 18, 2008
    Date of Patent: September 25, 2012
    Assignee: NTT DoCoMo, Inc.
    Inventors: Mikio Iwamura, Minami Ishii, Yasuhiro Kato
  • Patent number: 8216749
    Abstract: A curable composition and a negative type color filter including a compound represented by the following formula (1). A is a residue of a five-membered heterocyclic diazo component A-NH2. B1 and B2 are each —CR1?, —CR2? or N. R5 and R6 are each H, an aliphatic group, an aromatic group, a heterocyclic group or the like. G, R1 and R2 are each H, a halogen, an aliphatic group, an aromatic group, a heterocyclic group, a cyano group, a carboxyl group, a carbamoyl group, an alkoxycarbonyl group or the like. R1 and R5, or R5 and R6 may be bonded with each other to form a five-membered or six-membered ring.
    Type: Grant
    Filed: December 8, 2008
    Date of Patent: July 10, 2012
    Assignee: FUJIFILM Corporation
    Inventors: Yasuhiro Kato, Yuki Mizukawa, Toshiki Fujiwara, Yasuhiro Shimada, Nobuo Suzuki, Nobuo Seto
  • Publication number: 20120161071
    Abstract: An acid gas absorbent of which recovery amount of acid gas such as carbon dioxide is high, and an acid gas removal device and an acid gas removal method using the acid gas absorbent are provided. The acid gas absorbent of the embodiment comprising at least one type of tertiary amine compound represented by the following general formula (1). (In the above-stated formula (1), either one of the R1, R2 represents a substituted or non-substituted alkyl group of which carbon number is 2 to 5, and the other one represents a substituted or non-substituted alkyl group of which carbon number is 1 to 5. The R3 represents a methyl group or an ethyl group, and the R4 represents a hydroxyalkyl group. The R1, R2 may either be the same or different, and they may be coupled to form a cyclic structure.
    Type: Application
    Filed: December 20, 2011
    Publication date: June 28, 2012
    Inventors: Shinji MURAI, Yukishige Maezawa, Yasuhiro Kato, Takehiko Muramatsu, Satoshi Saito, Hiroko Watando, Naomi Shida, Reiko Yoshimura, Takashi Kuboki
  • Patent number: 8208923
    Abstract: An upper node and a handover source radio base station store setup information on an access bearer having been set up between the upper node and the handover source radio base station. A mobile communication method according to the present invention includes the steps of: (A) informing, from the handover source radio base station to a handover target radio base station, the access bearer setup information; (B) storing, at the handover target radio base station, the access bearer setup information informed of by the handover target radio base station; and (C) setting up, at the upper node, an access bearer between the upper node and the handover target radio base station by using the stored access bearer setup information without performing reallocation processing of new access bearer setup information, the access bearer being set up in response to a path switching request from the handover target radio base station.
    Type: Grant
    Filed: March 7, 2008
    Date of Patent: June 26, 2012
    Assignee: NTT DoCoMo, Inc.
    Inventors: Masayuki Motegi, Wuri Andarmawanti Hapsari, Yoshitsugu Shimazu, Yasuhiro Kato, Takehiro Nakamura
  • Patent number: 8189519
    Abstract: The logical channels are made to include a logical channel for control and a logical channel for data transmission, the radio physical channel are made to be commonly used for a plurality of logical channels, and one logical channel is made to have a correspondence relationship with one radio physical channel, and the channel assignment apparatus includes: traffic monitoring detection means that detects occurrence of traffic of the logical channels; and logical channel assignment means that, according to occurrence of the traffic of the logical channels, sequentially assigns required resources on the radio physical channel to the logical channels, so that the object is achieved.
    Type: Grant
    Filed: June 16, 2006
    Date of Patent: May 29, 2012
    Assignee: NTT DoCoMo, Inc.
    Inventors: Masayuki Motegi, Yasuhiro Kato, Minami Ishii, Takehiro Nakamura
  • Patent number: 8182060
    Abstract: An ink supply device includes an ink cartridge and a cartridge mounting portion including a first detector, a second detector, and a determiner. The ink cartridge includes a first detectable portion, a second detectable portion, and a third detectable portion. The determiner is configured to execute a first determination process in which it is determined whether or not the second detector detects the second detectable portion when the first detector initially detects the first detectable portion during an insertion of the ink cartridge into the cartridge mounting portion, and the determiner is configured to execute a second determination process in which it is determined whether or not the second detector detects the second detectable portion when the first detector stops detecting the first detectable portion during the insertion of the ink cartridge into the cartridge mounting portion.
    Type: Grant
    Filed: March 22, 2010
    Date of Patent: May 22, 2012
    Assignee: Brother Kogyo Kabushiki Kaisha
    Inventors: Tomohiro Kanbe, Hirofumi Kondo, Yasuhiro Kato, Hirotake Nakamura
  • Publication number: 20120113977
    Abstract: A VPN device capable of eliminating situations where cross calls occur is provided. The VPN device includes: an identification information acquisition unit that acquires first identification information which is identification information of a communication terminal (103) and second identification information which is identification information of a communication terminal (303); a priority determination unit that determines the priority for initiating a session between the communication terminal (103) and the communication terminal (303) based on the first and second identification information; a message type generation unit that designates the type of a message relating to call control to be transmitted to the communication terminal (303) based on the priority; and a transmission unit that transmits a message of the designated type to the communication terminal (303).
    Type: Application
    Filed: April 16, 2010
    Publication date: May 10, 2012
    Applicant: PANASONIC CORPORATION
    Inventors: Hiroyuki Shimoosawa, Akira Miyajima, Yasuhiro Kato, Syusuke Terado, Reiko Mori