baber/WOPTO huggingface dataset:
Patent JP-2012509455-A (JP)
Title: ダイヤフラムおよび少なくとも２の出口開口を備える膨張弁
IPC: F25B41/06
Filed: 2009-11-19
Abstract: 入口開口および少なくとも２つの出口開口（５）を備える膨張弁（１）が開示される。入口開口は液体状態の流体媒体を受け入れるべく適応されており、出口開口（５）は流体媒体を少なくとも部分的に気体状態で供給するべく適応されている。膨張弁（１）はダイヤフラム（６）および少なくとも２つの弁座（４）をさらに備えており、各弁座（４）は出口開口（５）の１つと流体接続されている。弁座（４）の各々はダイヤフラム（６）との組合せで弁を形成し、それによってダイヤフラム（６）の位置が同時に弁の各々の開度を規定する。出口開口（５）の各々に向かう流体流れの十分に規定された分配がダイヤフラム（６）の動きによって容易に規定される。分配は流体媒体の膨張の前またはその間に生じる。膨張弁（１）は冷凍システムの冷媒流路に配置され得る。
Patent JP-2012509350-A (JP)
Title: Ｃ型肝炎ウイルス用の環状カルボキサミド化合物およびその類似体
IPC: A61P31/14
Filed: 2009-11-20
Abstract: 本発明は、式（Ｉ）で示される環状カルボキサミド化合物およびその類似体、並びにその医薬用の塩および水和物を提供する。可変記号Ｒ、Ｒ １ 、Ｒ ６ 〜Ｒ ８ 、Ｒ １６ 、Ｒ １８ 、Ｒ １９ 、Ｍ、ｎ、Ｔ、ＹおよびＺは本明細書に定義のとおりである。（Ｉ）で示される特定の化合物は抗ウイルス剤として有用である。本明細書に開示する特定の環状カルボキサミド化合物および環状カルボキサミド類似体は、ウイルス複製、とりわけ、Ｃ型肝炎ウイルス複製の強力なおよび／または選択的なインヒビタである。本発明はまた、１種以上の環状カルボキサミド化合物または環状カルボキサミド類似体および１種以上の薬学的に許容される担体を含有する医薬組成物をも提供する。かかる医薬組成物は、環状カルボキサミド化合物または環状カルボキサミド類似体を唯一の活性薬剤として含有してもよいし、環状カルボキサミド化合物または環状カルボキサミド類似体と１種以上の他の医薬的に活性な薬剤とを組み合わせて含有してもよい。本発明はまた、Ｃ型肝炎ウイルス感染症などのウイルス感染症の処置方法をも提供する。     式（Ｉ）
Patent JP-2012510741-A (JP)
Title: Ｐ２ｐネットワークにおけるピア・データ・ソースの選択に作用するための方法及び装置
IPC: H04L45/121
Filed: 2008-12-02
Abstract: 本発明の第１の態様によると、複数のデータ・ソース・ノードからあるデータ・ソース・ノードを選択する方法が提供され、選択したデータ・ソース・ノードは、パケット・データ・ネットワーク経由でデータ要求ノードにデータを送るのに用いられる。本方法は、ネットワークの中間ノードで、データ要求ノードへ／からの、データ・ソース・ノードの適合性に関する少なくとも１つのメッセージを傍受するステップ（Ｓ１）と、データ要求ノードと、メッセージに関する各データ・ソース・ノードとの間の通信コストを決定するステップ（Ｓ４、Ｓ７）と、データ要求ノードがデータ・ソース・ノードを選択するのに適合性情報を用いることができるように、データ要求ノードに送られるデータ・ソース・ノードの適合性に、コストを考慮させるように作用するステップ（Ｓ５、Ｓ８）と、を備える。
Patent JP-2012512064-A (JP)
Title: 弾性難燃性被覆を伴っているエラストマー本体
IPC: C08J7/05
Filed: 2009-12-09
Abstract: 防振及び懸架の為に適したエラストマー本体（１）が開示されている。弾性本体（１）は、本体（１）の少なくとも一部分を覆っている弾性及び柔軟性難燃性被覆（４，５，６）の少なくとも一層を備えている。難燃性被覆（４，５，６）の少なくとも一層は、ハロゲン化されておらず、そして、難燃性物質及び弾性結合材料を備えている。難燃性物質は、発泡性黒鉛を備えている。被覆（４，５，６）の少なくとも一層は、２０％以上の弾性を有している。 【選択図】    図１ｂ
Patent JP-2012513232-A (JP)
Title: 磁気共鳴スペクトロスコピーのための、インターリーブされた中断を有する広帯域デカップリングパルス列
IPC: A61B5/055
Filed: 2009-11-23
Abstract: 磁気共鳴装置（１０）は、例えば７Ｔといった静磁場を生成する磁石（１８）を含み、共鳴励起システム（２６、３０、３２）が、例えば １３ Ｃ又は ３１ Ｐなどの観察される核種内に磁気共鳴を誘起する。デカップリング遅延発生器（４８）が、例えば １ Ｈなどの結合した種をデカップリングするように構成されたデカップリングパルス列の隣接し合うパルス間に中断を導入する。該中断なしのパルス列によって超過されるようなエネルギー蓄積容量を有するＲＦ増幅器（３２、４４）が、該中断を有するパルス列を増幅する。該中断は、デカップリング及び核オーバーハウザー効果の増大が悪影響されないように十分に短くされるが、ＲＦ増幅器に回復時間を提供するのに十分な長さにされ、例えば０．２ｍｓｅｃにされる。
Patent JP-2012517194-A (JP)
Title: 移動体デバイスによる、無線カバレッジ関連情報の地理ベースの測定およびログ記録
IPC: H04W16/18
Filed: 2010-02-03
Abstract: 例として、ワイヤレスネットワークは、地理領域を規定している１セットの地理データを移動体デバイスに送信する。移動体デバイスは、その現在のロケーションを地理領域と比較し、地理領域内に存在しているときにはダウンリンク信号の測定またはこのような測定の記録を始め、移動体デバイスが地理領域を離れると記録を終了する。記録された測定値は、その後、解析のためにワイヤレスネットワークにアップロードされる。いくつかの態様では、報告領域を規定している１セットのデータは、移動体デバイスに送られ、規定されている報告領域内に移動体デバイスが存在している以外、移動体デバイスは、測定値をアップロードすることをやめる。デバイスの地理ロケーション上でトリガされる移動体デバイスネットワーク解析を提供することによって、特定の問題のあるエリアにうまく調整される解析データを取得することができる。 【選択図】    図１
Patent JP-2012519264-A (JP)
Title: 磁気検査車両を利用する検査システムおよび検査プロセス
IPC: F28F11/00
Filed: 2010-02-26
Abstract: 蒸気発生器を検査するように構成される検査車両は、２つの独立して駆動される磁気車輪を有する前方シャーシと、２つの独立して駆動される磁気車輪を有する後方シャーシと、前方シャーシを後方シャーシに柔軟に接続して、少なくとも１つの軸に沿った前方シャーシと後方シャーシとの間の相対的な運動を許す接続部材とを含む。接続部材、前方シャーシ、および後方シャーシはまとめて受け区域を規定する。検査車両は、前方シャーシ上に配設されるナビゲーションカメラと、第１のモータによって駆動される第１の回転可能アーム、第２のモータによって駆動される、第１の回転可能アームの遠位部上に配設される第２の回転可能アーム、および第３のモータによって駆動される、第２のアームの遠位部上に回転可能に配設される検査カメラを含むパンチルト検査カメラアセンブリと、も含む。
Patent JP-2012520469-A (JP)
Title: 性別に基づく疾病の識別・評価・予防及び治療を含む、肺病の識別・評価・予防及び治療の方法並びにそのキット
IPC: G01N33/53
Filed: 2010-03-12
Abstract: 本発明は、非小細胞肺癌又は反応性気道疾患のような肺疾患を診断することにおいて有用なバイオマーカー及びバイオマーカーの組合せを提供する。本発明は、更にバイオマーカー及びバイオマーカーの組合せの発現の程度に基づく、肺疾患を区別する方法、治療をモニターする方法、及び治療的介入に対する被験者の反応を予測する方法を提供する。バイオマーカー及びバイオマーカーの組合せを検出するための薬剤を含んでなるキットが、更に提供される。 【選択図】図１Ａ
Patent JP-2012066126-A (JP)
Title: Pinball game machine
Inventor: NOJIRI TAKASHI
IPC: A63F7/02
Filed: 2012-01-06
Abstract: PROBLEM TO BE SOLVED: To provide a game machine, in which the changing work of a game board of the game machine is easy, the reliability of signals output from an external output terminal is high, and a computer circuit of the game machine is not erroneously operated.SOLUTION: A main control part 21 and sub control parts 23 and 24 are disposed on the back surface of the game board 5. While a hitting control part 25, a putout control part 24 and a power source part 20 are disposed on a body frame, and just by fitting a first connector group BC intensively arranged at the lower part of the game board back surface and a second connector group WC arranged on the body frame, all signals and a power supply voltage can be connected. The putout control part 24 uses the power supply voltage received from a power supply board 20 as the power supply voltage of its own computer circuit through a step-down circuit. While a DC voltage on the input side of the step-down circuit is transmitted to an external terminal substrate 33 connected to the management computer of a game hall.
Patent JP-2012110223-A (JP)
Title: Control center
Inventor: KOZONO HIDEAKI
IPC: H02B1/36
Filed: 2012-01-13
Abstract: PROBLEM TO BE SOLVED: To provide a wiring structure for coupling main circuits of respective function units to a power supply side and a load side automatically, in a control center in which a plurality of drawing-type function units are aligned laterally on upper and lower stages in a board.SOLUTION: A plurality of drawing-type function units 2, each consisting of an assembly of a circuit breaker 22 and a monitoring control equipment, are aligned laterally in a unit housing frame 5 and mounted on a control center. In the control center, an automatically-coupling type power supply side contact 28 and an automatically-coupling type load side contact 29 are provided on a back face of each function unit 2. A relay contact unit 7 consisting of a contact plug 7a and a horizontal bus 7b, and a contact socket 29b are arranged on a back face of the unit housing frame 5 so as to be opposed to the contacts. With this structure, the main circuit of each of the function units 2 is connected with a power supply side vertical bus 6 installed in the board, and with a load connection terminal base 8 arranged on a lateral part of the frame.
Patent JP-2013144520-A (JP)
Title: Charging socket mounting structure of automobile
Inventor: INOUE TASUKU
IPC: B62D25/16
Filed: 2012-01-16
Abstract: PROBLEM TO BE SOLVED: To provide a charging socket mounting structure of an automobile that prevents the deformation of a front fender caused by a load applied during charging while properly maintaining the rigidity of a cowl side frame disposed adjacent to the inside of the front fender.SOLUTION: A charging socket mounting structure of an automobile has such a configuration that: a first opening 4 for exposing a charging socket 20 and a lid member 6 for opening and shutting the first opening 4 are mounted to a front fender 2; a mounting bracket 40 with a mounting hole 48 to which the charging socket 20 is mounted so that the charging socket faces the first opening 4 is formed between the front fender 2 and the side part 66 of the cowl side frame 60; a second opening 70 is formed on the side part 66 so that the second opening 70 is superimposed with the first opening 4 and the mounting hole 48 viewed from the automobile body side; and the mounting bracket 40 is formed in almost closed section shape between the front fender 2 and the side 66 of the cowl side frame 60 around the second opening to be connected to the cowl side frame 60 and not connected to the front fender 2.
Patent JP-2013145101-A (JP)
Title: Heating cooker
Inventor: AIZUMI SATOSHI
IPC: F23N5/00
Filed: 2012-01-16
Abstract: PROBLEM TO BE SOLVED: To provide a heating cooker capable of detecting a distance between a bottom section of a loaded heated object and a burner without upsetting the heated object from a supporting member even when the heated object having an arbitrary weight is placed on the supporting member, controlling fire power of the burner according to the detected distance, and efficiently heating the heated object while suppressing spurting of burner flame to a side part of the heated object.SOLUTION: This heating cooker includes the burners for heating the heated object, and distance detecting means for detecting a vertical distance between the bottom section of the heated object and the burner. The heating cooker further includes moving amount detecting means movable in the vertical direction to detect a moving amount. The heating cooker furthermore includes rod members 42 connected with the moving means, contact sections 41 energized upward to upper end sections 42a of the rod members 42 and movable to the rod members 42, and movement detecting means 46 detecting the moving amount to the bar members 42, of the contact sections 41, and a gas flow rate of a combustion gas supplied to the burner is changed according to the detected moving amount.
Patent JP-2013147810-A (JP)
Title: Attaching structure of exfoliation preventive net
Inventor: TANASE TOMIHIRO
IPC: E21D11/00
Filed: 2012-01-18
Abstract: PROBLEM TO BE SOLVED: To provide an attaching structure of an exfoliation preventive net for tunnel lining concrete, which can be attached with excellent workability even inside a dark tunnel and is easy to manufacture.SOLUTION: The attaching structure of the exfoliation preventive net includes: a magnet bodies 4 installed at two or more parts of a skin plate 21 of a mold form 2 provided on an arch center; and a fixture 6 which is formed of a rod-like metal to be attracted to the magnetic bodies 4 and positioned on an outer side of an exfoliation preventive net 3 disposed along an outer peripheral surface to receive attraction force to the magnetic bodies 4 and hold the exfoliation preventive net 3 with the outer peripheral surface.
Patent JP-2013049661-A (JP)
Title: Carbazole derivative and semiconductor nanocrystal
Inventor: HARADA NARIYUKI
IPC: C07F5/02
Filed: 2012-01-25
Abstract: PROBLEM TO BE SOLVED: To provide a novel carbazole derivative and a semiconductor nanocrystal that realize organic EL elements being particularly high in durability and light emission efficiency.SOLUTION: The carbazole derivative has a substituent that is represented by general formula (1), wherein: Arand Areach independently represent a substituted or unsubstituted aryl group which may form a ring with a benzene ring, a substituted or unsubstituted heterocyclic group, a substituted or unsubstituted arylsilyl group, or a hydrogen atom; and Arrepresents a substituted or unsubstituted aryl group.
Patent JP-2013156675-A (JP)
Title: Ciphertext retrieval system, retrieval information generation device, retrieval execution device, retrieval request device, ciphertext retrieval method, retrieval information generation method, retrieval execution method, retrieval request method and program
Inventor: YOSHIDA REISEI
IPC: G06F17/30
Filed: 2012-01-26
Abstract: PROBLEM TO BE SOLVED: To prevent estimation of a retrieval keyword by dictionary attack and suppress increase of storage capacity which is added in response to increase of a retrieval processing amount.SOLUTION: In a ciphertext retrieval system 20, a retrieval information generation device 101 transmits a ciphertext Cobtained by encrypting a plaintext M to a cipher information storage device 500, and a retrieval index Cwhich is a set composed of information R, information Robtained by encrypting the information Rand information Rfor uniquely identifying the ciphertext Cto a retrieval information storage device 400. A retrieval request device 200 transmits a retrieval query kto a retrieval execution device 300. The retrieval execution device 300 acquires the retrieval index Cfrom the retrieval information storage device 400, determines whether or not a decryption result R obtained by decrypting the information Rmatches the information R, and transmits a matching retrieval index to the retrieval request device 200. The retrieval request device 200 acquires the ciphertext Cidentified by the information Rfrom the cipher information storage device 500.
Patent JP-2013157348-A (JP)
Title: Electronic apparatus module
Inventor: SO SHINPEI
IPC: H01L23/40
Filed: 2012-01-26
Abstract: PROBLEM TO BE SOLVED: To provide an electronic apparatus module which enables an electronic component to be soldered to a warped substrate.SOLUTION: In a thermoelectric conversion element module 11, thermoelectric elements 22 are soldered to one surface of each of first and second substrates 15, 26 and first and second heat exchangers 12, 25 are joined to the other surfaces of the substrates. Compared to thicknesses of first solder layers S1 respectively located at the center sides of the first and second substrates 15, 26 and on which the first thermoelectric element 22a is soldered, thicknesses of second and third solder layers S2, S3 located at the outer side of the first solder layers S1 and on which the second and third thermoelectric elements 22b, 22c are soldered respectively are formed so as to be thicker.
Patent JP-2012117365-A (JP)
Title: Opening/closing device with lock
Inventor: TAKAHASHI KAZUTAMA
IPC: E05B65/08
Filed: 2012-01-27
Abstract: PROBLEM TO BE SOLVED: To provide an opening/closing device with a lock in a simple and compact configuration, capable of surely locking a sliding door and opening, closing and locking the sliding door by a single actuator.SOLUTION: The opening/closing device with a lock includes: a rack and pinion mechanism 10 for opening and closing a pair of sliding doors 11A and 11B; an actuator as an opening/closing drive source; a lock mechanism 60 capable of locking the sliding doors 11A and 11B at a fully closed position by restraining the movements of lock members 14A and 14B fixed to the respective sliding doors respectively; a switching mechanism 33 of the lock mechanism 60; and a planetary gear mechanism 20 to which the driving force of the actuator is input, and which is capable of outputting the driving force to a pinion 9 and the switching mechanism 33. Then, when the sliding doors 11A and 11B are at the fully closed position, the driving force is output to the switching mechanism 33.
Patent JP-2013153845-A (JP)
Title: Pulse wave measuring device and detection device
Inventor: MORITA MASAKI
IPC: A61B5/0245
Filed: 2012-01-27
Abstract: PROBLEM TO BE SOLVED: To measure a pulse wave by using light reflected on the same region within a living body.SOLUTION: A first light emission part 19a irradiates an observation region R1 within a living body with green light Lg. A second light emission part 19b irradiates an observation region R2 within the living body with red light Lr. A reflector 42 has an opening 44 for receiving the green light Lg and red light Lr reflected on a measuring region R4, and collects the green light Lg and red light Lr received from the opening 44. A first light receiving part 20a receives the green light Lg collected by the reflector 42, and converts the received green light Lg to a first signal. A second light receiving part 20b receives the red light Lr collected by the reflector 42, and converts the received red light Lr to a second signal. A CPU detects the pulse wave of the living body based on the first and second signals.
Patent JP-2013156159-A (JP)
Title: Electronic watch
Inventor: KATO KAZUO
IPC: G04C10/02
Filed: 2012-01-30
Abstract: PROBLEM TO BE SOLVED: To provide an electronic watch in which electric power consumed in order to detect illuminance of a solar panel can be reduced.SOLUTION: An electronic watch 1 having a solar panel 2 for receiving light to generate electric power is operated by electric power supplied from a secondary battery 3 charged by an output voltage of the solar panel 2 and has an ordinary mode in which clock display is performed in a display part 131 and a power-saving mode in which clock display in the display part 131 is stopped on the basis of illuminance detection of the solar panel 2. This watch includes a mode control part 103 which switches a cycle of the illuminance detection by using the cycle of the illuminance detection in the ordinary mode as a first cycle (for example, one minute) and using the cycle of the illuminance detection in the power-saving mode as a second cycle (for example, two seconds).
Patent JP-2013156553-A (JP)
Title: Exposure apparatus, exposure apparatus stage driving method, and display panel substrate manufacturing method
Inventor: SATO HIDENORI
IPC: G03F7/20
Filed: 2012-01-31
Abstract: PROBLEM TO BE SOLVED: To accurately print a pattern by reducing change in stage temperature by suppressing heat generation in a linear motor when the stage to move a substrate is driven by the linear motor.SOLUTION: A stage is driven by controlling a driving current such that: during the acceleration and the deceleration of the stage, the value obtained by integrating the square of the driving current is smaller than the value obtained by integrating the square of the driving current in the case where change in the acceleration of the stage has a triangular waveform; acceleration time and deceleration time are equal to those in the case where change in the acceleration of the stage has a triangular waveform; and the velocity of the stage after the acceleration and the deceleration is equal to that in the case where change in the acceleration of the stage has a triangular waveform.
Patent JP-2013155850-A (JP)
Title: Band brake device
Inventor: MORIMOTO TAKASHI
IPC: F16D53/00
Filed: 2012-01-31
Abstract: PROBLEM TO BE SOLVED: To suppress run-out caused by rotation of a band brake drum.SOLUTION: A brake B1 for an automatic transmission, configured as a band brake device, includes: a first drum member 11 having an opening end 154, and an inner cylindrical portion 111 as a first supporting portion rotatably supported by a first radial bearing; and a second drum member 12 having an opening end 124, and an inner cylindrical portion 121 as a second supporting portion rotatably supported by a second radial bearing. The first drum member 11 and the second drum member 12 are connected to each other in a peripheral direction through annular comb teeth 155 composing a meshing engagement portion, and also an outer peripheral surface of the opening end 154 of the first drum member 11 is supported in a radial direction by an inner peripheral surface of the opening end 124 of the second drum member 12.
Patent JP-2013160122-A (JP)
Title: Supply pump
Inventor: MAKINO MASAAKI
IPC: F02M59/10
Filed: 2012-02-03
Abstract: PROBLEM TO BE SOLVED: To provide a supply pump capable of preventing defective assembling and fuel leakage and both wear proof at regions that interfere tappets and corrosion proof at regions that touch the atmosphere are easily compatible.SOLUTION: A detent pin 10 that prevents a tappet 6 from being turned is provided independently of a tip pin 12 that fits into a long hole 9 and a plug 13 that prevents the tip pin 12 from being pulled out, thereby enabling the system to confirm that " the tip pin 12 is fitted into the long hole 9 " when assembled, thus enabling the system to eliminate defective assembling, in addition, even if an interference power is applied to the tip pin 12 from the tappet 6 (long hole 9), it can prevent fuel leakage caused by the loosening of the plug 13 as the interference power is blocked between the tip pin 12 and the plug 13 and is not transmitted to the plug 13, further, as the tip pin 12 and the plug 13 are provided independently, a treatment that is appropriate to the tip pin 12 and a similar treatment that is appropriate to the plug 13 can be exercised independently, compatibility such as both wear proof of the tip pin 12 and corrosion proof of the plug 13 that touches the atmosphere is easily enforcible.
Patent JP-2013161673-A (JP)
Title: Manufacturing method of organic el element and organic el element
Inventor: KOMATSU TAKAHIRO
IPC: H05B33/28
Filed: 2012-02-06
Abstract: PROBLEM TO BE SOLVED: To provide a manufacturing method of an organic EL element capable of achieving an organic EL panel of top emission type while increasing the electron injection efficiency.SOLUTION: The manufacturing method of an organic EL element comprises the steps of: forming an anode 12 over a substrate 11; forming an organic light-emitting layer 16 above the anode 12; forming an electron injecting transportation layer 17' containing a first material of at least one of an alkali metal compound and an alkaline earth metal compound; a second material of a metal having reducing property on the alkali metal or alkaline earth metal constituting the first material; and a third material having electron transportation property above the organic light-emitting layer 16; giving light permeability to the second material by transforming at least a part of the metal having the reducing property in the electron injecting transportation layer 17'; and forming a cathode 18 having the light permeability over the electron injecting transportation layer 17 during or after the step of giving the light permeability.
Patent JP-2013158331-A (JP)
Title: Sweet potato vine harvester
Inventor: MORI YOZO
IPC: A01D33/06
Filed: 2012-02-08
Abstract: PROBLEM TO BE SOLVED: To provide a conveying mechanism of a relaying conveyor capable of surely drawing and transporting a sweet potato vine and supplying to a feed roller of the shredding cutter by the relaying conveyor independently of remarkable variation of harvesting quantity of the sweet potato vine per unit time, in a sweet potato vine harvester having a shredding cutter immediately behind a relaying conveyor.SOLUTION: A pair of right and left vertical conveyor rollers 73a, 73b are placed at right and left sides of a roller conveyor-type relaying conveyor. Each vertical conveyor roller 73a, 73b has a spiral ridge 73h on the outer circumference, and the spiral direction of the spiral ridge 73h is to generate a press down force by normal direction rotation of the vertical roll. The vertical conveyor rollers 73a, 74a assist backward transfer of the sweet potato vine in the roller conveyor-type relaying conveyor and generate downward thrust (pushing force).
Patent JP-2013161762-A (JP)
Title: Nonaqueous electrolyte secondary battery
Inventor: TAKAHATA KOJI
IPC: H01M2/34
Filed: 2012-02-08
Abstract: PROBLEM TO BE SOLVED: To provide a nonaqueous electrolyte secondary battery in which reduction in capacity retaining rate and increase in internal resistance are suppressed by preventing the outflow of a nonaqueous electrolyte from a negative electrode during charging and discharging of the nonaqueous electrolyte secondary battery.SOLUTION: In a nonaqueous electrolyte secondary battery, a negative electrode 84 comprises: a negative electrode collector 82; and a negative electrode mixture layer 86 which is formed on the surface of the negative electrode collector and at least includes a negative electrode active material and a binder. A covered portion 70 covered with a water-soluble or water-dispersible aqueous polymer is formed on an end lateral face of the negative electrode mixture layer.
Patent JP-2013162507-A (JP)
Title: Congestion controller, congestion control system, and congestion control method
Inventor: TAKAHASHI KENSUKE
IPC: H04M3/36
Filed: 2012-02-09
Abstract: PROBLEM TO BE SOLVED: To improve a call success rate by calculating an optimum control amount for controlling a call amount, in a congestion countermeasure in performing communication service through a network.SOLUTION: A congestion controller 20 comprises: a traffic amount collection unit 23 for collecting the number of generated calls from each session controller 30 to a station number of a predetermined region; a control total amount calculation unit 25 for calculating a next period control amount for the session controller 30 by calculating an adjustment value α by using a ratio of the number of generated calls x obtained by dividing the total sum of the collected number of generated calls by a control total amount to the station number of the predetermined region, and multiplying the adjustment value α by the control total amount to the station number of the predetermined region distributed to each session controller 30 depending on the number of generated calls; and a control instruction unit 26 for instructing each session controller 30 to regulate calls to the station number of the predetermined region by using the next period control amount.