baber/WOPTO huggingface dataset:
Patent JP-2016103183-A (JP)
Title: Communication system, communication method and communication device
Inventor: NARUSE KOSUKE
IPC: G08G1/16
Filed: 2014-11-28
Abstract: PROBLEM TO BE SOLVED: To provide a communication system, a communication method and a communication device capable of issuing an overspeed warning in a location where a vehicle detector is not installed.SOLUTION: A communication system in an embodiment has an imaging unit; a vehicle-mounted communication unit; a first acquisition unit; a second acquisition unit; and a communication control unit. The imaging unit images a road and acquires image data. The vehicle-mounted communication unit communicates with a vehicle-mounted device mounted in a vehicle traveling on the road. The first acquisition unit acquires a vehicle number of the vehicle and identification information on the on-vehicle device from the on-vehicle communication unit. The second acquisition unit acquires a vehicle number of a vehicle shown in an image from the image data. The communication control unit acquires identification information on the on-vehicle device mounted in the vehicle shown in the image on the basis of the vehicle number acquired by the first acquisition unit and the vehicle number acquired by the second acquisition unit, and transmits an instruction to communicate the on-vehicle communication unit with the on-vehicle device using the acquired identification information to the on-vehicle communication unit.SELECTED DRAWING: Figure 2
Patent JP-2016102356-A (JP)
Title: Water bottom drilling machine
Inventor: AKAGAWA MAKOTO
IPC: C25B9/00
Filed: 2014-11-28
Abstract: PROBLEM TO BE SOLVED: To provide a water bottom drilling machine capable of efficiently preforming removal of a soft sedimentary layer and drilling of a hard rock bed, etc.SOLUTION: Electrolysis means 15 including an anode 15b and cathode 15c is provided so as to be capable of performing electrolysis by introducing water from the outside and applying voltage between the anode 15b and cathode 15c. An oxygen storage unit 16 and a hydrogen storage unit 17 are provided so as to store an oxygen gas generated at the anode 15b and a hydrogen gas generated at the cathode 15c, respectively. An oxygen discharge control valve 18 and a hydrogen discharge control valve 19 are provided so as to be capable of discharging the oxygen gas stored in the oxygen storage unit 16 and the hydrogen gas stored in the hydrogen storage unit 17 from an ejection port 14 and be capable of adjusting amounts of the discharge, respectively. The ejection port 14 is provided so as to be capable of ejecting the oxygen gas generated at the anode 15b and/or the hydrogen gas generated at the cathode 15c to the outside. Ignition means 21 is provided so as to ignite the gas ejected from the ejection port 14.SELECTED DRAWING: Figure 1
Patent JP-2016111383-A (JP)
Title: Display information switching device, display information switching system, display information switching method and display information switching program
Inventor: OKUMIYA AKIHIKO
IPC: H04M3/42
Filed: 2014-12-02
Abstract: PROBLEM TO BE SOLVED: To provide a display information switching device, switching system, method and program for selectively displaying any information among a plurality of information in accordance with a situation of a called side in the case of receiving an incoming call.SOLUTION: When a telephone book is retrieved with a calling source number as a retrieval key to find that information associated with the same telephone number as the calling source number is displayed, information corresponding to the calling source telephone number can be displayed on the called side by allowing a display information switching device to make contents of information to be displayed different according to a situation even if it is the same calling source telephone number.SELECTED DRAWING: Figure 1
Patent JP-2016111438-A (JP)
Title: Communication control device, communication device, radio frame collision avoidance method, and program
Inventor: OKAMOTO TAKESHI
IPC: H04W16/14
Filed: 2014-12-03
Abstract: PROBLEM TO BE SOLVED: To provide a method for avoiding, in the time region, radio wave interference between different radio communication systems using the same frequency band.SOLUTION: A communication control device estimates reception time of a subsequent data frame on the basis of data frame reception time in a radio sensor network, estimates subsequent management frame creation time on the basis of management frame creation time, i.e. creation time of a management frame to give notice of the existence of a radio network operating at the same frequency as the radio sensor network, and changes the frame transmission interval of a radio network in the management frame in the radio network at the estimated subsequent management frame creation time. The subsequent management frame creation time to change the frame transmission interval is management frame creation time right before the estimated subsequent data frame reception time.SELECTED DRAWING: Figure 4
Patent JP-2015042693-A (JP)
Title: Novel process
Inventor: TROFAST EVA
IPC: A61K9/12
Filed: 2014-12-04
Abstract: PROBLEM TO BE SOLVED: To provide a stable pharmaceutical composition useful in the treatment of respiratory disorders such as asthma, rhinitis and chronic obstructive pulmonary disease (COPD) and a novel micronisation process for manufacturing a stable formulation for formoterol or its enantiomers and a carrier/diluent comprising a carbohydrate such as lactose.SOLUTION: A process for preparing a pharmaceutical composition comprising, in admixture, an active ingredient which is micronised formoterol or an enantiomer thereof, and a micronised carrier/diluent comprises: 1. preparing a mixture of micronised active ingredient and carrier/diluent; 2. thereafter adding further pre-micronised carrier/diluent, which is then mixed in at low energy; and 3. either subjecting the mixture to agglomeration and spheronization, or adding coarse carrier/diluent to the mixture.
Patent JP-2016108177-A (JP)
Title: Hydrotalcite compound, resin composition containing the compound and molded body
Inventor: SHIMIZU SEIYA
IPC: C08L101/00
Filed: 2014-12-05
Abstract: PROBLEM TO BE SOLVED: To provide a hydrotalcite compound having a crystal structure and particle size property having a special energy state and useful for example as an acid acceptor and an absorbent of halogen or an absorbent and a stabilizer of chlorine ion because adsorptivity of anion is excellent.SOLUTION: There is provided a hydrotalcite compound represented by the chemical formula of (a), having stretching vibration frequency of a hydroxyl group calculated by a Fourier transformation (FT-IR) of 3430 cmor more and satisfying following particle size property of (b) to (d). (a) MgAl(OH)AmHO (b) 5≤Sw≤20 (m/g) (c) 0.5≤Dp≤2 (μm) (d) D≤10.09 (μm ), where Arepresents n valent anion, x is 0.1≤x≤0.5 and m is 0≤m<1, Sw: BET specific surface area measured by a nitrogen adsorption method (m/g), Dp: 50% average particle diameter measured by a laser diffraction scattering particle size distribution measure (μm) and D: maximum particle diameter measured by the laser diffraction scattering particle size distribution measure (μm).SELECTED DRAWING: None
Patent JP-2015132016-A (JP)
Title: Rare metal water-based fractional precipitation method utilizing polymer coordination
Inventor: HANDA Yuiko
IPC: C22B58/00
Filed: 2014-12-08
Abstract: PROBLEM TO BE SOLVED: To provide a method in which a rare metal, such as indium and rare earth, that is difficult to separate, can be selectively separated at low cost, and especially to provide a method in which, from an aqueous solution containing neodymium ion and dysprosium ion, dysprosium ion can selectively and at low cost be separated.SOLUTION: Provided is a method for separating rare metal by water-based fractional precipitation in which a water-soluble phosphoric acid diester, such as dibutyl phosphate ester and hydrogen phosphate=bis[2- (methacryloyloxy)ethyl], is used as a coordinated polymer forming agent, and in which, in an aqueous solution containing an ion of rare metal, the ion is selectively brought into polymer coordination, and thus into fractional precipitation.
Patent JP-2016114403-A (JP)
Title: Power cycle testing device and method for power cycle test
Inventor: SUGA NORIHITO
IPC: G01R31/26
Filed: 2014-12-12
Abstract: PROBLEM TO BE SOLVED: To provide a power cycle testing device that can execute a power cycle test and a thermal cycle test concurrently without requiring provision of an adjustment mechanism for adjusting an external environmental temperature of the device.SOLUTION: The power cycle testing device repeats test cycles S1 to S6 each of application of electric power to a test target device and stop of the application and causes repeated temperature changes on the test target device. The power cycle testing device includes an electric-power applying unit for applying electric power to the test target device and a control unit controlling the application by the electric-power applying unit and stop of the application. The control unit adjusts a timing of the application by the electric power applying unit so that initial temperatures T1 to T6 at which application of electric power to the test target device is started will change with repetition of the test cycles S1 to S6.SELECTED DRAWING: Figure 4
Patent JP-2016114163-A (JP)
Title: Lock-up device of torque converter
Inventor: SATO YOSHIJI
IPC: F16H45/02
Filed: 2014-12-16
Abstract: PROBLEM TO BE SOLVED: To maintain a torque transmission state in a lock-up device without supplying hydraulic oil with a simple configuration.SOLUTION: A lock-up device 6 comprises a clutch part 23 and a piston maintenance mechanism 25. The clutch part 23 is arranged between a front cover 2 and a turbine 4 and has a piston 30 that slides in the axial direction by hydraulic oil. The clutch part 23, through the operation of the piston 30, transmits torque between the front cover 2 and the turbine 4 or cuts off the torque transmission. The piston maintenance mechanism 25 has a sub piston 55 and a centrifugal cam 57 for regulating the axial movement of the piston 30 and maintains the clutch part 23 in a torque transmission state without supplying the hydraulic oil to the piston 30.SELECTED DRAWING: Figure 1
Patent JP-2016114488-A (JP)
Title: Material analysis sensor and material analysis device
Inventor: KUMAGAI KAORU
IPC: G01N21/3554
Filed: 2014-12-16
Abstract: PROBLEM TO BE SOLVED: To provide a material analysis sensor capable of estimating a component amount of the material while maintaining high precision.SOLUTION: A material analysis sensor includes: a light source part 3 for irradiating irradiation light P including a wavelength region relating to the estimation of a component amount of a material 2; a CPU for controlling an irradiation period; a light reception part 4 for receiving reflection light from a material so as to be outputted as a pulse signal PS and receiving disturbance light so as to output a noise signal NS; an integration part 5 for extracting the N number of pulse signals in a prescribed period and integrating the pulse signal so as to acquire a first integration value SU1 and extracting the N number of noise signals in the prescribed period and integrating the noise signal so as to acquire a second integration value SU2; and an extraction part for subtracting the second integration value for the first integration value so as to extract an amount of the reflection light. The irradiation light includes light of a first wavelength region to a third wavelength region. The integration part acquires each first integration value corresponding to the light of the wavelength regions and each second integration value corresponding to the first integration values. The extraction part subtracts each second integration value corresponding to the first integration values from the first integration values and extracts the amount of the reflection light for each light of the wavelength regions.SELECTED DRAWING: Figure 1
Patent JP-2016114917-A (JP)
Title: Display body
Inventor: SUGIHARA KEITARO
IPC: G09F19/12
Filed: 2014-12-18
Abstract: PROBLEM TO BE SOLVED: To provide a display body showing a high forgery prevention effect and characteristic visual effect.SOLUTION: In a display body 10 comprising one kind of optical structure 1 for refracting and converging light and a support body 2 for forming the optical structure, on one surface facing a surface on which the optical structure of the support body is formed, two kinds of synthesis optical patterns 3(a) and 3(b) are periodically two-dimensionally arranged, thickness of the support body is equal to a focal distance d of the optical structure, and the two kinds of synthesis optical patterns are arranged such that distances between the display body and an observer are different from one another at which the observer can recognize the two kinds of synthesis optical patterns, respectively.SELECTED DRAWING: Figure 2
Patent JP-2016118434-A (JP)
Title: Management system
Inventor: UNO KAZUSHI
IPC: G06Q50/16
Filed: 2014-12-19
Abstract: PROBLEM TO BE SOLVED: To provide a management system capable of individually measuring temperature or humidity at a plurality of measurement points.SOLUTION: A management system includes: an image acquisition part having a display part in which a coloring position changes in accordance with a level of temperature or humidity to output a plurality of labels to be established in a management object at positions different from each other in the direction of separating from a photographing device and image data representing an image of the plurality of labels photographed by the photographing devices; and image processing part for performing any one between first image processing for converting image data such that difference of each pixel number representing the image of labels after the conversion is smaller than difference of each pixel number representing the image of the plurality of labels included in the image data, and second image processing for using of a pixel number corresponding to the labels in the acquired image data to recognize images of a plurality of display parts; and a level detection part for detecting the level of temperature or humidity on the basis of brightness information of a pixel corresponding to a display part obtained by performing any one between the first image processing and the second image processing.SELECTED DRAWING: Figure 3
Patent JP-2016120631-A (JP)
Title: Printing method and apparatus for electronic circuit
Inventor: HAGISAKA WATARU
IPC: B41M3/00
Filed: 2014-12-24
Abstract: PROBLEM TO BE SOLVED: To position a first-time printed circuit and a second-time printed circuit precisely, without providing a plurality of expensive and high-precision cameras.SOLUTION: To a printed matter (or a first-time circuit) at the head on a web 4, there are added in a pretreatment step, a first reference mark and a second reference mark smaller than the first reference mark. In a midway of a transportation passage of the printed matter to a contact point (or a printing point) I between a rubber cylinder 2 and an impression cylinder 3, there are disposed a WG camera 304 and an FF camera 305. The WG camera 304 is caused to image a wide area containing the first reference mark of the printed matter, and the FF camera 305 is caused to image a narrow area containing a second reference mark of the printed matter. From the image of the printed matter taken by the WG camera 304, a position of the first reference mark is detected, and a timing for imaging the printed matter by the FF camera 305 is determined according to the detected position of the first reference mark.SELECTED DRAWING: Figure 1
Patent JP-2016121773-A (JP)
Title: Dust cover
Inventor: KANEKAWA KOJI
IPC: F16J3/04
Filed: 2014-12-25
Abstract: PROBLEM TO BE SOLVED: To provide a dust cover capable of enhancing flexibility of a trunk part and suppressing friction between trunk part surfaces.SOLUTION: A dust cover includes: a deformable trunk part 110; a fixed part 120 provided on one end side of the trunk part 110, and fixed to a receptacle 200; and a seal part 130 provided on the other end side of the trunk part 110, and slidable to a shaft part 310 and a knuckle 400. The trunk part 110 includes a bellows part 111 flexible to a radial direction, and the inner peripheral surface on the radial outermost side of the bellows part 111 is positioned radially outside with respect to the inner peripheral surface in the fixed part 120.SELECTED DRAWING: Figure 1
Patent JP-2016121970-A (JP)
Title: Echo signal processing device, radar device, echo signal processing method, and program
Inventor: MAENO HITOSHI
IPC: G01S7/02
Filed: 2014-12-25
Abstract: PROBLEM TO BE SOLVED: To provide an echo signal processing device, a radar device, an echo signal processing method, and a program with which it is possible to more reliably suppress a beam side lobe false image.SOLUTION: A false image reduction processing unit 21 of the echo signal processing device has a filter processing unit 26 that includes a threshold setting unit 28. The threshold setting unit 28 sets a threshold Th[i1, j1] for filter processing. The filter processing unit 26 filters, using the threshold Th[i1, j1], a received signal Sn(θ) that is obtained by observing a reflected wave from a transmitted signal. When a direction intersecting a distance direction, with an echo signal observation position serving as a point of reference, is defined as an intersection direction, the threshold setting unit 28 sets the threshold Th[i1, j1] that is smoothed with regard to the intersection direction.SELECTED DRAWING: Figure 3
Patent JP-2016120471-A (JP)
Title: Baffle
Inventor: ICHINARI TAKESHI
IPC: C02F3/00
Filed: 2014-12-25
Abstract: PROBLEM TO BE SOLVED: To relax influence of water moving in a channel of a baffle.SOLUTION: A baffle for guiding water which enters a water treatment tank disposed on a wastewater treatment device to a downstream side, comprises a wall part. The wall part forms a channel which extends from an upstream side to a downstream side when the baffle is attached to the water treatment tank of the wastewater treatment device, and an outflow port communicating to the channel. The wall part contains a flow inhibition part. The flow inhibition part is disposed on a position lower than a maximum water level position in design of the water treatment tank when the baffle is attached to the water treatment tank of the wastewater treatment device, and higher than the outflow port, and the flow inhibition part forms an inner face facing upward, and receives water stream which moves in the channel toward a downstream side, on the inner face.SELECTED DRAWING: Figure 5
Patent JP-2016123250-A (JP)
Title: Microphone charging device
Inventor: AIURA SHINJI
IPC: H02J7/00
Filed: 2014-12-25
Abstract: PROBLEM TO BE SOLVED: To provide a microphone charging device that can surely charge a cylindrical charge type microphone with a simple construction and enables easy visibility of a non-charging aspect when no charge is performed.SOLUTION: A microphone charging device 11 has a wireless microphone 13 in which the outer shape of a cross-section orthogonal to an axial line 37 is circular, a microphone rear end portion 41 at one end side in the axial direction being inserted into a charging device 19 for charging, a low-projection concave portion 15 and a high-projection concave portion 17 which are concaved on the rear end face 31 of the microphone rear end portion 41, a microphone insertion concave portion 21 which is concaved in a housing 57 of the charging device 19 and in which the microphone rear end portion 41 is inserted to hold the wireless microphone 13 while the wireless microphone 13 stands in a direction along the vertical direction, a low projection 23 and a high projection 25 which are provided to project from the bottom surface 63 of the microphone insertion recess portion 21 so as to have a height equal to the depth of the low-projection concave portion 15 and a height equal to the depth of the high-projection concave portion 17 respectively, and a tilt holding face 27 which is located at the opposite side to the high projection 25 with respect to the low projection 23 and formed at a part in the circumferential direction of the inner peripheral surface of the microphone insertion concave portion 21, and holds the microphone rear end portion 41 while the wireless microphone 13 is tilted.SELECTED DRAWING: Figure 1
Patent JP-2014517446-A (JP)
Title: 織物材料製の可撓性支持部を具備するケーブル組立体
IPC: H01B7/02
Filed: 2012-04-24
Abstract: 【解決手段】本発明は、可撓性支持部（３）に固定された少なくとも２本の導電撚り線（２）を具備するケーブル組立体（１）と、そのケーブル組立体の製造方法に関する。本発明によれば、可撓性支持部は織物材料（４）製であり、織物材料内には導電撚り線が一体化されるという点で、製造が容易な可撓性を有するケーブル組立体が得られる。このようなケーブル組立体の製造方法は、織物材料製の可撓性支持部に所定導体パターンで少なくとも２本の導電撚り線を一体化する工程と、織物材料を組立状態のケーブル組立体に形作る工程を具備することにより、容易であり、多様な材料を使用することが可能になる。
Patent JP-2014512310-A (JP)
Title: 二輪自動車ブレーキシステムのロックを最小化させる最適油圧制御装置
IPC: B60T8/176
Filed: 2011-11-17
Abstract: 本発明は、外乱または反復作動にもかかわらず一定のブレーキ性能を維持できるように調節ボルトが一定領域内でのみ変位できるように制限することができるアンチロックブレーキシステム用油圧制御装置に関するものである。従って、本発明を通じて如何なる状況においてもブレーキの能力を失わないようにし、アンチロックブレーキシステム用油圧制御装置の誤作動の結果で生じられるブレーキ作動不能状態による事故を予防することができる 【選択図】  図１
Patent JP-2014519366-A (JP)
Title: 低輪郭の外科用万能アクセスポート
IPC: A61B17/34
Filed: 2012-05-02
Abstract: 外科用アクセスデバイスは、シールハウジングと同軸であり、且つ近位端にシールハウジングに対して移動可能である側壁を有する細長いカニューレを含む。少なくとも１つのシールを含むシールアセンブリが、シールハウジング内に配置されている。インフレーションポートは、シールハウジングに形成されており、カニューレの近位端の側壁の開口部と整合するように構成されている。シールハウジングは、開形態と閉形態との間で、側壁に対して移動可能である。開形態では、インフレーションポートは、側壁の開口部と整合し、流体をカニューレ側壁を横切って流れさせるようにする。閉形態では、インフレーションポートは、側壁の開口部からオフセットされて、カニューレ側壁への流体の流れを止める。１つの例では、弾性保持部材が、シールを付勢するためにシールハウジング内に配置される。 【選択図】図１０
Patent JP-2014519492-A (JP)
Title: タンパク質−活性剤コンジュゲートおよびこれを調製するための方法
IPC: A61P35/00
Filed: 2012-05-08
Abstract: 本発明は、イソプレノイドトランスフェラーゼにより認識され得るアミノ酸モチーフを有するタンパク質−活性剤コンジュゲートを提供する。本発明はまた、前記コンジュゲートを含む組成物、ならびに前記コンジュゲートおよび組成物を製造する方法を提供する。本発明はさらに、活性剤を標的細胞に送達するために前記コンジュゲートを用いる方法、ならびに、前記コンジュゲートを用いて、それを必要とする対象（例えば活性剤を必要とする対象）を処置するための方法を提供する。
Patent JP-2014523638-A (JP)
Title: 炭素ドープケイ素含有膜を堆積するための組成物及び方法
IPC: C09D7/63
Filed: 2012-06-01
Abstract: 炭素ドープケイ素含有膜を堆積するための組成物が記載される。ここで、この組成物は、Ｒ ５ Ｓｉ（ＮＲ ３ Ｒ ４ ） ｘ Ｈ ３−ｘ （ここで、ｘ＝１、２、３）の式を有する有機アミノアルキルシラン；Ｒ ６ Ｓｉ（ＯＲ ７ ） ｘ Ｈ ３−ｘ （ここで、ｘ＝１、２、３）の式を有する有機アルコキシアルキルシラン；Ｒ ８ Ｎ（ＳｉＲ ９ （ＮＲ １０ Ｒ １１ ）Ｈ） ２ の式を有する有機アミノシラン；Ｒ ８ Ｎ（ＳｉＲ ９ ＬＨ） ２ の式を有する有機アミノシラン；及びこれらの組合せからなる群より選択される少なくとも１つの化合物を含む第１の前駆体；及びＳｉ（ＮＲ １ Ｒ ２ ）Ｈ ３ の式を有する化合物を含む随意の第２の前駆体を含有する。また、本明細書に記載するものは、上記組成物を用いて、炭素ドープケイ素含有膜を堆積するための方法であり、この方法は、サイクリック化学気相成長（ＣＣＶＤ）、原子層堆積（ＡＬＤ）、プラズマＡＬＤ（ＰＥＡＬＤ）、及びプラズマＣＣＶＤ（ＰＥＣＣＶＤ）から選択される１つである。 【選択図】図１
Patent JP-2014526921-A (JP)
Title: 電気的遅延に基づくｌｖおよびｒｖリード配置の最適化
IPC: A61N1/39
Filed: 2012-07-19
Abstract: システムは心臓信号検知および処理回路を含む。心臓信号検知回路は、ＱＲＳ群を含む第１の心臓信号セグメント、および局所的な心室活性化の基準点の表示を含む第２の心臓信号セグメントを検知する。プロセッサ回路は、第１の心臓信号セグメントのＱＲＳ群の基準点と、第２の心臓信号セグメントの基準点との間の期間を決定するように構成される部位活性化タイマ回路を含む。プロセッサ回路は、決定した期間を使用して、治療を提供するための１つ以上の電極の配置の最適性の表示を生成するとともに、使用者または処理のうちの少なくとも一方に対して表示を提供するように構成される。
Patent JP-2014523230-A (JP)
Title: 保有バッテリ群の充電
IPC: H02J7/35
Filed: 2012-07-26
Abstract: 少なくとも一つのエネルギー発生源(11)から電源供給を受ける複数の充電端子(14)を備える充電装置(10)による保有バッテリ群の充電方法であって、基準期間における少なくとも一つのエネルギー発生源による将来のエネルギー発生量、すなわち予測エネルギーE predite 及び時間tの関数としての予測出力P predite (t)を推定するステップと、充電装置内にある複数のバッテリに充電するためのエネルギー所要量Σ i E i (t)を推定するステップと、基準期間とは別の、又は別でない仮想期間における予測出力以下の仮想出力P fictive であって、そのエネルギー所要量のすべて又は一部に対処することができる仮想出力P fictive を計算するステップと、その仮想期間に充電装置内にある複数のバッテリの充電のスケジューリングを行うステップとを含むことを特徴とする保有バッテリ群の充電方法。 【選択図】  図１
Patent JP-2014527464-A (JP)
Title: 半径方向を向く封止材を支持するベースプレートを有する油圧スピンオンフィルタカートリッジ
IPC: F01M11/03
Filed: 2012-07-31
Abstract: フィルタエレメントを提供する。フィルタエレメントは、入口及び出口を有するフィルタヘッドと着脱自在に係合している。フィルタエレメントは、外側ハウジングと、フィルタカートリッジと、ベースプレートとを含む。フィルタエレメントは更に、ベースプレートとフィルタヘッドとの間、並びに、ベースプレートとフィルタカートリッジとの間を封止するように適合された複数の封止材を含む。【選択図】図１
Patent JP-2014529866-A (JP)
Title: 自己共鳴小型ｘ線源
IPC: H01J35/00
Filed: 2012-08-31
Abstract: 本発明は、ＴＥ１０モードのマイクロ波を励起する矩形の共鳴キャビティを用いるＸ線源を開示する。また、本発明は、サイクロトロン放射源としても用いられうる。この場合、円筒状のキャビティが用いるとともに、幾つかの構造的な変更を行なう。このシステムは、軸対称な静電場による反磁力を補うことによって、電子ビームのエネルギーを顕著に増大させる。静電場は、キャビティ内（好ましくは、ＴＥ１１ｐモードの電場のノード面）に配置された複数の環状電極により、長手方向に沿って発生される。複数の電極は、グラファイトのようにマイクロ波場に対して透明であるとよい。【選択図】図１