Patents by Inventor Yoshitaka Hara

Yoshitaka Hara 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: 20070297576
    Abstract: The present invention concerns a method for controlling channel state information transferred by a first telecommunication device to a second telecommunication device, the first telecommunication device determining information representative of the quality of the signals transferred between the first and second telecommunication devices. The method comprises the steps executed by the second telecommunication device of: determining a number of information representative of the quality of the signals transferred between the first and second telecommunication devices the first telecommunication device has to report as a channel state information, transferring the determined number to the first telecommunication device.
    Type: Application
    Filed: June 22, 2007
    Publication date: December 27, 2007
    Applicant: MITSUBISHI ELECTRIC CORPORATION
    Inventor: Yoshitaka Hara
  • Publication number: 20070244696
    Abstract: The present invention concerns a method and a device for obtaining, by a first telecommunication device and from a second telecommunication device, information representative of the channel quality indication on at least one frequency subband, the first and the second telecommunication devices being linked through a wireless telecommunication network using a plurality of frequency subbands. The frequency subbands are grouped into groups of at least one frequency subband, and the first telecommunication device transfers a message to the second telecommunication device, the message comprising information identifying a first group of at least one frequency subband, receives, from the second telecommunication device, for each frequency subband comprised in the first group, an information representative of the channel quality indication determined by the second telecommunication device for the frequency subband comprised in the first group.
    Type: Application
    Filed: April 5, 2007
    Publication date: October 18, 2007
    Applicant: MITSUBISHI ELECTRIC CORPORATION
    Inventors: Yoshitaka Hara, Damien Castelain, Noriyuki Fukui
  • Publication number: 20070207769
    Abstract: The present invention concerns a method for reporting, through a wireless network, information related to interference components received by a first telecommunication device which comprises M antennas to a second telecommunication device which comprises N antennas. The method comprises the steps executed by the first telecommunication device of measuring the interference components received by the first telecommunication device, determining at most M weighting vectors from the measured interference components, weighting at most M pilot signals with the at most M determined weighting vectors and transferring the at most M weighted pilot signals to the second telecommunication device. The present invention concerns also the associated device.
    Type: Application
    Filed: December 15, 2006
    Publication date: September 6, 2007
    Applicant: MITSUBISHI ELECTRIC CORPORATION
    Inventor: Yoshitaka HARA
  • Patent number: 7262829
    Abstract: A coating and developing apparatus includes a process block which includes a unit block for coating-film formation which applies a resist, and a unit block for development which performs a developing process, and is separately provided with a coating-film-formation-unit-block transfer mechanism and a developing-process-unit-block transfer mechanism. After a substrate after exposure is transferred to a transfer stage from the interface-block transfer mechanism, the timing for the developing-process-unit-block transfer mechanism to receive the substrate is adjusted in such a way that the time from exposure of the substrate to transfer of the substrate to a heating unit becomes a preset time.
    Type: Grant
    Filed: September 30, 2005
    Date of Patent: August 28, 2007
    Assignee: Tokyo Electron Limited
    Inventors: Yasushi Hayashida, Yoshitaka Hara
  • Publication number: 20070178940
    Abstract: The present invention concerns a base station of a wireless telecommunication network, the base station comprising antennas and means for directing the signals transferred by the antennas into plural first sectors, at least one first sector being juxtaposed to two other first sectors through respective frontiers. The base station further comprises means for directing the signals transferred by the antennas into at least one second sector, the second sector or each second sector having a direction which is sensibly equal to the direction of a single frontier of two first sectors. The invention concerns also a terminal and the associated methods.
    Type: Application
    Filed: January 17, 2007
    Publication date: August 2, 2007
    Applicant: MITSUBISHI ELECTRIC CORPORATION
    Inventor: Yoshitaka Hara
  • Publication number: 20070157279
    Abstract: The present invention concerns a method and a device for reporting, through a wireless network using multiple frequency subbands, interference components received by a first telecommunication in a first and a second frequency subbands of the wireless network, to a second telecommunication device. The first telecommunication device measures the interference components it receives in the first and second frequency subbands, determines at least a first weight from the measured interference components in the first frequency subband and at least a second weight from the measured interference components in the second frequency subband, weights a first pilot signal with the at least one first determined weight and a second pilot signal with the at least one second determined weight, transfers the first weighted pilot signal through said first frequency subband and the second weighted pilot signal through said second frequency subband to the second telecommunication device.
    Type: Application
    Filed: December 15, 2006
    Publication date: July 5, 2007
    Applicant: MITSUBISHI ELECTRIC CORPORATION
    Inventors: Yoshitaka Hara, David Mottier
  • Publication number: 20070135171
    Abstract: The present invention concerns a base station of a wireless telecommunication network, the base station comprising at least a first antenna which radiates signals in a first frequency band into a first area. The base station comprises plural second antennas which radiate signals in a second frequency band higher than the first frequency band and means for directing the signals radiated in the second frequency band by the plural second antennas into different second areas and in that the total area covered by the second areas is sensibly equal to the first area. The invention concerns also a terminal and the corresponding methods.
    Type: Application
    Filed: November 21, 2006
    Publication date: June 14, 2007
    Applicant: MITSUBISHI ELECTRIC CORPORATION
    Inventor: Yoshitaka HARA
  • Publication number: 20070098123
    Abstract: The present invention concerns a method for controlling the transfer of signals representatives of a group of data in a wireless telecommunication network comprising a first telecommunication device linked through plural second telecommunication devices through-the wireless network, the first telecommunication device comprising at least two antennas, at least one of the second telecommunication devices comprising at least two antennas.
    Type: Application
    Filed: October 2, 2006
    Publication date: May 3, 2007
    Applicant: MITSUBISHI ELECTRIC CORPORATION
    Inventor: Yoshitaka Hara
  • Publication number: 20070060052
    Abstract: The invention concerns a device for controlling the transfer of signals by a first communication device (20) to a second communication device (10) through a wireless network (15), the second communication device having at least N antennas, the first communication device having at least Mk antennas. The device for controlling the transfer is included in the second communication device and comprises means for determining a weighting vector vk, the weighting vector vk being composed of Mk elements, each element of the weighting vector vk being expected to weight the signals transferred by the first communication device through an antenna of the first communication device, means for determining information related to the determined weighting vector vk and means for transferring to the first communication device at least a signal comprising or being modified by the information related to the determined weighting vector vk. The invention concerns also the corresponding method.
    Type: Application
    Filed: August 22, 2006
    Publication date: March 15, 2007
    Applicant: MITSUBISHI DENKI KABUSHIKI KAISHA
    Inventor: Yoshitaka Hara
  • Patent number: 7184742
    Abstract: Precision in adjustment of filtering characteristics of a high frequency device is improved by providing a high frequency device comprising a first filter, a frequency converter, and a second filter. The high frequency device comprises a high frequency filter for extracting signal components in a predetermined frequency band from an input signal; a frequency converter for converting frequency of the signal components extracted by the high frequency filter; and an intermediate frequency filter for extracting signal components in a predetermined frequency band from the signal components, the frequency of which is converted by the frequency converter. The high frequency device further comprises a bypass circuit provided in parallel to the intermediate frequency filter downstream of the high frequency filter; and a switching mechanism including a switching circuit for switching connection of a signal path downstream of the high frequency filter to either the intermediate frequency filter or the bypass circuit.
    Type: Grant
    Filed: March 2, 2004
    Date of Patent: February 27, 2007
    Assignee: Sanyo Electric Co., Ltd.
    Inventor: Yoshitaka Hara
  • Publication number: 20060276046
    Abstract: A substrate processing system processes a plurality of substrates in a single-substrate processing mode by a plurality of processes and provided with a plurality of modules respectively for carrying out processes. When a defect is found in a substrate, a defective processing unit that caused the defect can be easily found out. The substrate processing system and a substrate processing method to be carried out by the substrate processing system can suppress the reduction of throughput when a large number of substrates are to be processed. The substrate processing system is provided with a plurality of modules for processing a plurality of substrates (W) in a single-substrate processing mode by a plurality of processes and includes a substrate carrying means (A4) for carrying a substrate (W) from a sending module to a receiving module, and a control means (6) for controlling the substrate carrying means (A4) on the basis of one of at least two carrying modes each assigning receiving modules to sending modules.
    Type: Application
    Filed: May 19, 2006
    Publication date: December 7, 2006
    Applicant: TOKYO ELECTON LIMITED
    Inventors: Yasushi Hayashida, Shinichi Hayashi, Yoshitaka Hara
  • Publication number: 20060251817
    Abstract: A coating apparatus has a stage module, a temperature regulating module which adjusts a temperature of a substrate to a set temperature, a coating module which applies a coating liquid to the temperature-regulated substrate, and a heating module which heats the coating-liquid applied substrate, arranged in a process section in order from an upstream end of transfer along a transfer path of the substrate, and has a dummy stage placed between the coating module and the heating module so that when by means of a substrate transfer mechanism which has an upper arm and a lower arm, provided one on the other and advanceable and retreatable independently of each other, substrates are transferred one by one from an upstream module to a downstream module in order by alternately operating the upper arm and the lower arm, that arm which performs transfer from the temperature regulating module to the coating module differ from that arm which receives a substrate from the heating module, that numbers are sequentially assig
    Type: Application
    Filed: April 28, 2006
    Publication date: November 9, 2006
    Inventors: Yoshitaka Hara, Yasushi Hayashida
  • Publication number: 20060251012
    Abstract: The present invention relates to a method for transmitting data in a telecommunication system including at least one communication network CNW1 comprising a group of radio base stations B1 able to communicate with at least one mobile terminal MT through a wireless link, which method includes at least one frequency switching step for switching an operating frequency of the wireless link from a first frequency band to a second frequency band. The method according to the invention includes a control signal transmission step in the course of which a slot including control data (Cnt, Swrq, Mst) is transmitted through a communication channel established over said wireless link. The invention allows to upgrade an existing network by allowing it to use a new band of available frequencies for the operation of the wireless link.
    Type: Application
    Filed: March 29, 2006
    Publication date: November 9, 2006
    Applicant: MITSUBISHI DENKI KABUSHIKI KAISHA
    Inventors: Yoshitaka Hara, Kazuyoshi Oshima
  • Publication number: 20060228195
    Abstract: A transfer schedule SA and a transfer schedule SB for an A lot and a B lot different from each other are generated on a transfer control table, the succeeding transfer schedule SB is moved ahead in the direction of a time axis within a range over which it does not interfere with the transfer schedule SA for the preceding A lot to make the start timing for the succeeding transfer schedule SB become earlier than the end timing for the transfer schedule for the preceding A lot, so that the transfer schedule SA and the transfer schedule SB are executed in parallel, thereby improving the throughput a wafer transfer process.
    Type: Application
    Filed: March 26, 2004
    Publication date: October 12, 2006
    Inventors: Yasushi Hayashida, Yoshitaka Hara
  • Publication number: 20060213052
    Abstract: A block for coating film formation and a block for a development process are stacked. A delivery stage to effect delivery of a substrate with a transportation unit for use in a block is provided for each process block at the carrier block side to constitute a shelf-type delivery stage group. A vertical transportation unit is provided to transport a substrate between the delivery stages in the delivery stage group. A substrate inspection unit is disposed at an upper empty space of the carrier block. A substrate is input to the substrate inspection unit directly by the vertical transportation unit or via a delivery stage in the delivery stage group. The substrate inspection unit may be disposed in the delivery stage group.
    Type: Application
    Filed: March 21, 2006
    Publication date: September 28, 2006
    Inventors: Nobuaki Matsuoka, Shinichi Hayashi, Yasushi Hayashida, Yoshitaka Hara
  • Publication number: 20060189335
    Abstract: A method for transmitting information between at least two transceivers TRA and TRB linked together by a communication channel, said information being carried by means of at least one carrying signal Csg having an operating frequency, includes, according to the invention, a frequency selection step in the course of which said operating frequency is dynamically selected among frequencies comprised within at least a first and a second non-adjacent frequency intervals.
    Type: Application
    Filed: November 30, 2005
    Publication date: August 24, 2006
    Applicant: MITSUBISHI DENKI KABUSHIKI KAISHA
    Inventors: Yoshitaka Hara, Akinori Taira
  • Publication number: 20060183340
    Abstract: A coating and developing apparatus comprises a process block which includes a unit block for coating-film formation which applies a resist, and a unit block for development which performs a developing process, and is separately provided with a coating-film-formation-unit-block transfer mechanism and a developing-process-unit-block transfer mechanism. After a substrate after exposure is transferred to a transfer stage from the interface-block transfer mechanism, the timing for the developing-process-unit-block transfer mechanism to receive the substrate is adjusted in such a way that the time from exposure of the substrate to transfer of the substrate to a heating unit becomes a preset time.
    Type: Application
    Filed: September 30, 2005
    Publication date: August 17, 2006
    Inventors: Yasushi Hayashida, Yoshitaka Hara
  • Patent number: 6934323
    Abstract: The amount of calculations involved in the weight calculation is reduced in an adaptive array antenna CDMA receiver. A common correlation matrix is calculated by using the reception signals. Preferably, the inverse matrix of the common correlation matrix is also calculated. The common correlation matrix or the inverse matrix is used in common to the weight calculations for all the users or mobile stations. An inventive CDMA receiver includes a portion provided for each user. Each of the portions passes the reception signals through the respective matched filters to obtain respective despread signals; calculates a weight vector by using the common correlation matrix or the inverse matrix thereof; weighs the respective despread signals with the weight vector to obtain weighed despread signals; and combines the weighed despread signals into the transmission signal associated with each user.
    Type: Grant
    Filed: July 10, 2001
    Date of Patent: August 23, 2005
    Assignee: Mitsubishi Denki Kabushiki Kaisha
    Inventor: Yoshitaka Hara
  • Publication number: 20040176060
    Abstract: Precision in adjustment of filtering characteristics of a high frequency device is improved by providing a high frequency device comprising a first filter, a frequency converter, and a second filter. The high frequency device comprises a high frequency filter for extracting signal components in a predetermined frequency band from an input signal; a frequency converter for converting frequency of the signal components extracted by the high frequency filter; and an intermediate frequency filter for extracting signal components in a predetermined frequency band from the signal components, the frequency of which is converted by the frequency converter. The high frequency device further comprises a bypass circuit provided in parallel to the intermediate frequency filter downstream of the high frequency filter; and a switching mechanism including a switching circuit for switching connection of a signal path downstream of the high frequency filter to either the intermediate frequency filter or the bypass circuit.
    Type: Application
    Filed: March 2, 2004
    Publication date: September 9, 2004
    Applicant: SANYO ELECTRIC CO., LTD.
    Inventor: Yoshitaka Hara
  • Patent number: 6711382
    Abstract: A directivity control of an adaptive antenna is performed for an antenna of a base station when a signal is received in the antenna of the base station, and the directivity control of the adaptive antenna is performed for an antenna of a mobile station when a signal is received in the antenna of the mobile station. Therefore, even though an antenna of a second mobile station functions as an interference wave source, the reception of an interference wave from the interference wave source can be prevented in both the antenna of the base station and the antenna of the mobile station, and a communication quality in both the base station and the mobile station can be maintained in the communication between the base station and the mobile station.
    Type: Grant
    Filed: December 20, 2000
    Date of Patent: March 23, 2004
    Assignee: Mitsubishi Denki Kabushiki Kaisha
    Inventors: Isamu Chiba, Shuji Urasaki, Yoshitaka Hara