baber/WOPTO huggingface dataset:
Patent JP-2011055544-A (JP)
Title: Base station, wireless communication terminal, method for controlling the base station, and method for controlling the wireless communication terminal
Inventor: SHOJI HIROYUKI
IPC: H04W28/18
Filed: 2010-11-24
Abstract: <P>PROBLEM TO BE SOLVED: To perform stabilized communication in a wireless communication system employing an adaptive modulation system by preventing the generation of a frame error even in a communication environment where fading takes place.  <P>SOLUTION: There are provided: a line quality obtaining section for obtaining line quality information based on a transmission signal; a transmission power information acquisition section for acquiring transmission power information included in the transmission signal; and a modulation system decision section for deciding a modulation system at the wireless communication terminal side based on the line quality information and the transmission power information.  <P>COPYRIGHT: (C)2011,JPO&INPIT
Patent JP-2012111862-A (JP)
Title: Polychloroprene-based adhesive composition and method of manufacturing the same
Inventor: YASHIMA HIROYUKI
IPC: C09J193/04
Filed: 2010-11-25
Abstract: PROBLEM TO BE SOLVED: To provide a polychloroprene-based adhesive composition excellent in heat-resistant adhesion and layer separability resistance, and a method of manufacturing the same.SOLUTION: The adhesive composition comprises dissolving, into an organic solvent: an unmodified chloroprene-based polymer A which is obtained by polymerizing chloroprene independently or copolymerizing two or more of monomers containing chloroprene; and an modified chloroprene based polymer B which is obtained by polymerizing chloroprene independently or copolymerizing two or more of monomers containing chloroprene under the presence of sulfur.
Patent JP-2011081901-A (JP)
Title: Optical recording method, optical recording device, master medium exposure device, optical information recording medium, and reproducing method
Inventor: NAKAMURA ATSUSHI
IPC: G11B7/125
Filed: 2010-11-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide an optical recording method for precisely compensating for thermal interference or optical intersymbol interference during recording or reproducing on an optical disk medium.  <P>SOLUTION: The optical recording method includes the steps of: encoding record data to generate encoded data which is a combination of marks and spaces; classifying the encoded data according to a combination of a mark length of a mark, a space length of a first space immediately before the mark, and a space length of a second space immediately after the mark; generating a write pulse train obtained by changing at least one of a leading edge position of the write pulse train for forming a mark, a trailing edge position, and a pulse width, according to a classification result; and irradiating the optical disk medium with the generated write pulse train to form a plurality of marks on the optical disk medium.  <P>COPYRIGHT: (C)2011,JPO&INPIT
Patent JP-2012112898-A (JP)
Title: Method and apparatus for measuring step quantity of plate weld zone
Inventor: UEHARA SOICHIRO
IPC: G01B11/02
Filed: 2010-11-26
Abstract: PROBLEM TO BE SOLVED: To provide a method and an apparatus for measuring step quantities of plate weld zones capable of accurately measuring the step quantities online at the weld zones of the plates during conveying the plates.SOLUTION: This method for measuring the step quantities of plate weld zones includes; while conveying plates S formed by connecting a plurality of plate materials by welding; noncontactly and simultaneously measuring distances to the plates S at multiple points on a line crossing a weld line of weld zones S3 of the plates S; and calculating the step quantities of the steel plates S at the weld zones S3 based on the measured distances. Preferably, the multipoint measurement is performed by a plurality of laser distance meters 41a disposed on the line crossing the weld line.
Patent JP-2012118104-A (JP)
Title: Electronic apparatus
Inventor: ITO MASATO
IPC: G03B17/02
Filed: 2010-11-29
Abstract: PROBLEM TO BE SOLVED: To prevent a mechanism part provided in the vicinity of an attachment member from being damaged and downsize an electronic apparatus without increasing the number of components.SOLUTION: A sheet metal member 20 is integrally formed by a sheet metal and includes a coating part 21 and arm parts 22 and 32 extended backward from root parts 23 and 33. The root part 23 of the arm part 22 is connected with the coating part 21 via a connection part 27. By a cutout part 26 formed in parallel to the extension direction of the arm part 22 and backward of the connection part 27, the part of the arm part 22 at the back of the root part 23 is isolated from the coating part 21. Due to resilience of the arm part 22, the convex surface part 25 of a tip part 24 energizes a rotation axis 12a against an arc recess part 83. The upper end of a through screw hole part 10a of an attachment member 10 is covered from above by the coating part 21. When screwing a screw part 41 into the through screw hole part 10a, a tip part 41a abuts on the coating part 21 and the insertion depth of the screw part 41 is restricted.
Patent JP-2012116216-A (JP)
Title: State detection device for on-vehicle electric storage device
Inventor: HIROSE YOICHI
IPC: B60R16/04
Filed: 2010-11-29
Abstract: PROBLEM TO BE SOLVED: To provide a state detection device for an on-vehicle electric storage device that precisely measures voltage value of the electric storage device which is acquired immediately after an engine is started while suppressing power consumption.SOLUTION: The state detection device includes: a first voltage sensor Sv1 for detecting the voltage value of shunt resistance Rs connected in series to a battery 1; an arithmetic circuit 7 for detecting the state of the battery 1 by the detected value; a timer 5 for alternately outputting the first and second voltage values by variable frequency; a CPU 6 where the variable frequency output before the engine 3 is started is lower than that output after being started; and a comparator Cmp which outputs a third voltage value when the voltage value of the shunt resistance Rs is higher than a predetermined value and which outputs a fourth voltage value acquired in the case other than the foregoing. The arithmetic circuit 7 detects the state of the battery 1 when the output of the comparator Cmp is changed from the fourth voltage to the third or when the output of the timer 5 is changed from the second voltage to the first.
Patent JP-2011041581-A (JP)
Title: Pet food composition
Inventor: MASSIMINO STEFAN PATRICK
IPC: A23K1/14
Filed: 2010-11-30
Abstract: <P>PROBLEM TO BE SOLVED: To provide a pet food composition associated with a method for producing botanical extract, including a method for producing the pet food composition containing the botanical extract.  <P>SOLUTION: In one embodiment, the pet food composition disclosed in this specification comprises a component selected from among 2-deoxy-D-glucose, 5-thio-D-glucose, 3-O-methylglucose, 1,5-anhydro-D-glucitol, 2,5-anhydro-D-mannitol, mannoheptulose, and a mixture of them. In another embodiment, the pet food composition comprises the botanical extract selected from among an avocado, alfalfa, figs, a primrose, and a mixture of them. The pet food composition can be prepared by any one of various processes comprising optional processes (however, these are not restricted ones) mentioned in a specification.  <P>COPYRIGHT: (C)2011,JPO&INPIT
Patent JP-2011096361-A (JP)
Title: Recording medium, reproducing apparatus, management program, and reproducing method
Inventor: HASHIMOTO TOSHIFUMI
IPC: G11B20/12
Filed: 2010-12-02
Abstract: <P>PROBLEM TO BE SOLVED: To provide a recording medium which attains sound mixing output of click sound without providing harmful effects on audio output.  <P>SOLUTION: An AVClip and a Java(R) application are recorded on a BD-ROM. A video stream and an audio stream are multiplexed in this AVClip. Further, management information and a Mixing_On flag corresponding to this are recorded in the BD-ROM. The management information is information indicating reproduction control of the AVClip to be started simultaneously with an execution of the Java application, and the Mixing_On flag indicates whether the clip sound corresponding to user operation for Java application and the audio output of the AVClip during the reproduction control are mixed.  <P>COPYRIGHT: (C)2011,JPO&INPIT
Patent JP-2011090697-A (JP)
Title: Semiconductor device
Inventor: KATSUKI FUMIE
IPC: G06F12/02
Filed: 2010-12-06
Abstract: <P>PROBLEM TO BE SOLVED: To enhance throughput of an external memory bus to a case when a continuous read with data size smaller than data bus width of the external memory, etc. is heavily used.  <P>SOLUTION: A semiconductor device includes: a memory control part 10 which can control the external memory 61 having a plurality of banks by synchronizing it with a clock; buses connected to the memory control part; and a circuit module which is provided corresponding to the buses and can instruct memory access. When burst read is requested in access data size smaller than the number of bits in the buses from the circuit module, the memory control part 10 continuously issues the read request to the external memory 61 by the number of times smaller than the number of bursts in the requested burst read.  <P>COPYRIGHT: (C)2011,JPO&INPIT
Patent JP-2012124266-A (JP)
Title: Paste for solar cell electrode, and solar cell
Inventor: ARAKAWA KAZUO
IPC: H01L31/04
Filed: 2010-12-07
Abstract: PROBLEM TO BE SOLVED: To provide a paste for a solar cell electrode, which is capable of forming an electrode having a low volume resistivity and excellent adhesion to a silicon substrate and a TCO.SOLUTION: A paste (1) for a solar cell electrode contains a silver powder (A) or a silver oxide (B), and an organic acid silver salt (C) having one or more hydrolyzable silicon groups. A content of the organic acid silver salt (C) is 2 pts.mass or more with respect to 100 pts.mass of the silver power (A) or the silver oxide (B).
Patent JP-2012122553-A (JP)
Title: Drive device of construction machine
Inventor: TERAUCHI KENICHI
IPC: F16H57/10
Filed: 2010-12-09
Abstract: PROBLEM TO BE SOLVED: To obtain a reliable and sufficient air breather function under any conditions including works on slanted ground, while the air breather is compact in the height direction as well as in a diametral direction.SOLUTION: A turn drive device is constituted by mounting a reduction gear 2 containing a lubrication oil below an electric motor 1. The turn drive device is provided with an air breather passage 23 and an air breather tube 24 in a side wall of a motor housing 3, and is provided with a partition wall 17 on a lower face side of the motor housing. A shaft sealing device 19 is disposed where a motor shaft 5 in the partition wall 17 penetrates. The air breather is constituted by using a minute clearance of the shaft sealing device 19 as an air passage that permits the exit/entry of air while limiting the inflow of the lubricating oil.
Patent JP-2011246435-A (JP)
Title: New ruthenium complex, and method for producing optically-active alcohol compound using the complex as catalyst
Inventor: NARA HIDEKI
IPC: C07B53/00
Filed: 2010-12-14
Abstract: PROBLEM TO BE SOLVED: To provide a new ruthenium complex having catalyst activity excellent in reactivity or enantio-selectivity in an asymmetric reduction reaction of a carbonyl compound or the like, and to provide a catalyst using the complex, and a method for producing an optically-active alcohol compound using the complex.SOLUTION: This invention relates to a ruthenium complex having ruthenacycle structure shown by formula (1) (in the formula, P-P shows diphosphine, X shows an anionic group, R, Rand Rshow a hydrogen atom, an alkyl group, an aryl group or the like respectively, R, R, Rand Rshow a hydrogen atom or the like respectively, n shows an integer of 0-3, and Ar shows an arylene group).
Patent JP-2011224965-A (JP)
Title: Method and apparatus for template surface treatment, and pattern forming method
Inventor: KAWAMURA YOSHIHISA
IPC: B29C33/72
Filed: 2010-12-16
Abstract: PROBLEM TO BE SOLVED: To form a release layer with a high evenness on a template surface.SOLUTION: A template surface treatment method includes hydroxylating the surface of a template having an uneven pattern or absorbing water on the surface to distribute OH radicals on the surface, and coupling a coupling agent on the template surface on which the OH radicals are distributed. These steps are performed in an environment in which amines are controlled to be in a predetermined concentration or less.
Patent JP-2012126439-A (JP)
Title: Two-liquid discharge apparatus
Inventor: OKABAYASHI TAMARO
IPC: B65D81/32
Filed: 2010-12-16
Abstract: PROBLEM TO BE SOLVED: To provide a two-liquid discharge apparatus configured such that the residual amount of contents can be confirmed from outside, and which is easily manufactured.SOLUTION: The two-liquids discharge apparatus 24 includes: a first container 1 for filling the first content A; a second container 2 for filling the second content B; an discharge member 4 attached to the first container and the second container; and a shrink film 3 connecting bodies of both the first container and the second container to each other. At least one of the first container and the second container includes a translucent synthetic resin container body 9. A part of the shrink film is transparent, and the transparent part 3a of the shrink film is arranged on the body side surface of the translucent synthetic resin container body.
Patent JP-2012128780-A (JP)
Title: Data backup device
Inventor: KONUMA KENJI
IPC: G06F3/06
Filed: 2010-12-17
Abstract: PROBLEM TO BE SOLVED: To facilitate data backup operations of a plurality of information terminals and reduce waste of storage capacity while preventing loss of backup data.SOLUTION: A data backup device comprises: means for automatically identifying and managing the each information terminal; means for automatically allocating a unique storage area for the each information terminal; means for comparing data between the information terminal and an external storage medium, extracting data to be backed up, and backing up the data to be backed up in the allocated storage area if the data to be backed up is not backed up in the external storage medium; and means for storing data with a different name in the storage area if the data having the same name is already backed up when the data to be backed up is backed up.
Patent JP-2012130474-A (JP)
Title: Drum washing machine
Inventor: HOSOKAWA AKIHIRO
IPC: D06F37/22
Filed: 2010-12-21
Abstract: PROBLEM TO BE SOLVED: To suppress vibration transmission to a housing in a dewatering step for reducing vibration of the housing.SOLUTION: A drum washing machine comprises: a water tank 2 provided in a housing 1; a drum 3 rotatably provided in the water tank 2; a motor 10 for rotatively driving the drum 3; a rotational axis 7 provided in a rear portion of the drum 3; a bearing part 8 rotatably supporting the rotational axis 7 and connected to a rear portion of the water tank 2 to be sealed with a flexible member 16; and a support base 18 provided on the water tank 2. The drum 3 is elastically supported on the support base 18 through the bearing part 8 by springs 19a and 19b and vibration-proofing dampers 20a and 20b, and the water tank 2 is supported on a floor 24 by the support base 18.
Patent JP-2012133608-A (JP)
Title: Histogram generation device, method and program
Inventor: TAMANO KOJI
IPC: G06F17/30
Filed: 2010-12-22
Abstract: PROBLEM TO BE SOLVED: To provide technique for generating a histogram with high speed.SOLUTION: A histogram generation device includes: determination means for, on the basis of object data for generating a histogram, determining a plurality of division candidate points that are to be candidates for division points to determine respective segments of a histogram; change value calculation means for respectively calculating change values of frequency of the object data at the respective division candidate points; selection means for selecting fewer numbers of division candidate points than the number of division candidate points determined by the determination means by sampling the plurality of division candidate points on the basis of the respective change values calculated by the change value calculation means; and histogram generation means for generating a histogram of the object data by using the division candidate points selected by the selection means.
Patent JP-2012132538-A (JP)
Title: Deflector type ball screw
Inventor: SAKURAI YUICHI
IPC: F16H25/22
Filed: 2010-12-24
Abstract: PROBLEM TO BE SOLVED: To provide an inexpensive deflector type ball screw in which a ball is smoothly scooped up by a deflector and noise is reduced.SOLUTION: A scooping surface 19 of the deflector 9 is configured such that the cross-section vertical to the scooping direction of a ball 8 is made to be a concave surface having a curvature a little larger than the radius of the ball 8. Therein, the concave surface is set to be such a shape as to scoop up the ball 8 discharged from a ball rolling path 3 in the tangential direction of a screw line. The deflector 9 is made of resin and the deflector 9 is fixed to a nut 2 by a bolt 13 molded integrally with the deflector 9.
Patent JP-2012140532-A (JP)
Title: Thermoplastic polyester resin composition and foaming-molded article
Inventor: NAKAGAWA TOMOHIDE
IPC: C08J9/04
Filed: 2010-12-28
Abstract: PROBLEM TO BE SOLVED: To provide a thermoplastic polyester resin composition excellent in foaming-molding property, which easily gives a lightweight foaming-molded article having excellent characteristics of a polyester elastomer, good waterproofing property, and high load bearing property by a simple molding method.SOLUTION: The resin composition contains the following components in a specific proportion: a thermoplastic polyester elastomer (A) having a hard segment comprising a polyester of an aromatic dicarboxylic acid and an aliphatic or alicyclic diol and a soft segment comprising at least one selected from the group consisting of polyoxyalkylene glycols, aliphatic polyesters, and aliphatic polycarbonates; a reactive compound (B) containing two or more glycidyl groups per one molecule and having a prescribed weight average molecular weight and an epoxy value; and a polycarbodiimide compound (C). The resin composition has a melting point of 150°C or higher. A molded article of the composition shows prescribed rheology characteristics in measuring melt-viscoelasticity.
Patent JP-2010523368-A (JP)
Title: ブランクを首部で保持し得るクランプ手段を用いて容器を製造するためのブロー成形またはストレッチブロー成形するブロー成形装置および方法
IPC: B29C49/60
Filed: 2008-04-02
Abstract: 本発明は、熱可塑性樹脂製であり首部を有するブランクから、容器を製造するためのブロー成形またはストレッチブロー成形するブロー成形装置（１）に関し、本装置は、成形型の成形キャビティ内に配置した本体を有し、首部を成形型から突出させたブランク内に加圧流体吹き込むよう高位置と低位置との間で移動可能であるブローノズル（３）を備え、本装置は、成形型上方に配置してブランクの首部でブランクを支持可能としたクランプ手段（４）と、このクランプ手段を２つの上昇した位置と降下した位置との間で変位させる支持手段（２０，２１）と、を備えて、クランプ手段の少なくとも１個のリム（７，８）を横方向に移動可能にし、クランプ手段とブローノズルとの間に介在させた機械的連結手段（５）を、クランプ手段の移動をブローノズルの移動と同期させることができる構成とする。
Patent JP-2010528056-A (JP)
Title: がん細胞の細胞殺作用を媒介するヒト化抗ｔｒｏｐ−２抗体とキメラ抗ｔｒｏｐ−２抗体
IPC: G01N33/574
Filed: 2008-05-23
Abstract: 約35kDaの膜貫通タンパク質であり、プロテインキナーゼCの基質でもあるTROP-2の発現は、いくつかのがんと結び付いている。TROP-2は、GA733-1、上皮糖タンパク質1（EGP-1）、腫瘍関連カルシウムシグナルトランスデューサ-2としても知られている。カナダ国際寄託機構（IDAC）に受託番号141205-05として寄託されたハイブリドーマAR47A6.4.2に由来してTROP-2に向かうモノクローナル抗体はがん性疾患軽減抗体（CDMAB）であることが以前に示されており、腫瘍の成長を阻止し、いくつかのがんモデル（例えば前立腺がん、膵臓がん、及び乳がん）において腫瘍組織量を細胞傷害作用によって減らす。このモノクローナル抗体の可変領域も単離され、配列が決定され、相補性決定領域（CDR）が決定されている。ここに、親である141205-05モノクローナル抗体と似たTROP-2結合活性を持つキメラ抗体とヒト化抗体が生成された。このモノクローナル抗体、キメラ抗体、ヒト化抗体は、毒素、酵素、放射性化合物、サイトカイン、インターフェロン、標的部分、レポーター部分、及び造血細胞と結合してがんを治療することができる。これら抗体は、細胞でのTROP-2の発現を調べる結合アッセイでも使用される。
Patent JP-2010528059-A (JP)
Title: （６ｓ）−ｎ（５）−メチル−５，６，７，８−テトラヒドロ葉酸の安定な、非晶質カルシウム塩の製造方法
IPC: A61K31/519
Filed: 2008-05-29
Abstract: 本発明は、式Ｖの（６Ｓ）−Ｎ（５）−メチル−５，６，７，８−テトラヒドロ葉酸の安定な、非晶質カルシウム塩の製造方法であって、   −  請求項４〜７のうちの１項に記載された方法によって製造された、式ＩＶの結晶性（６Ｓ）−Ｎ（５）−メチル−５，６，７，８−テトラヒドロ葉酸を水中に懸濁し、ここで水の温度は３５℃〜４１℃であり、   −  この懸濁液に、ｐＨ値が６．７〜６．９の範囲内になるまでの量のＮａＯＨ溶液を分割して添加し、   −  そのようにして製造した溶液に、式ＩＶの化合物の使用量に対して０．９０当量の塩化カルシウムを添加し、   −  そのようにして製造した溶液において、式ＩＶの化合物の濃度を、水の添加または除去のいずれかによって、１４重量％〜１６重量％の範囲内の値に調節し、   −  式Ｖの（６Ｓ）−Ｎ（５）−メチル−５，６，７，８−テトラヒドロ葉酸のカルシウム塩の沈殿を、少量の予め製造した式Ｖの化合物を添加することによって開始し、   −  そのようにして製造した混合物を１時間、４０℃の温度に保ち、   −  次に、２時間以内に、温度を４０℃〜２３℃の温度に低下させ、   −  前記の２３℃の温度を１６〜１８時間維持し、および   −  得られた固体を単離する ことを特徴とする、前記方法に関する。 【選択図】なし
Patent JP-2010529972-A (JP)
Title: 腱、靭帯および骨の治療のための二糖
IPC: A61K35/32
Filed: 2008-05-15
Abstract: 本発明は、腱、靭帯または骨の疾患、障害または損傷の治療または予防用の薬剤を調製するための、一連の二糖、ならびにそれらを含む組成物の使用に関する。本発明はまた、二糖を、イヌリンポリ硫酸、グリコサミノグリカン、成長因子または細胞と組み合わせて含む新規組成物にも関する。グリコサミノグリカンは、好ましくはコンドロイチン硫酸またはヒアルロン酸であり、成長因子はＩＦＧ−１である。
Patent JP-2010533942-A (JP)
Title: 放電ランプ、および放電ランプ用の蛍光体結合物
IPC: H01J61/46
Filed: 2008-07-09
Abstract: 本発明は、放電ランプ（１）用の蛍光体結合物であって、緑色のスペクトル領域にある放出スペクトルを有し、Ｈｇ光源から可視光スペクトル領域で放出された放射を吸収して、該Ｈｇ光源の可視光の放射を該蛍光体結合物の放出スペクトル領域に変換するように構成されている蛍光体結合物に関する。本発明はまた、このような蛍光体結合物を有する放電ランプにも関する。
Patent JP-2010534325-A (JP)
IPC: G01N24/08
Filed: 2008-07-15
Abstract: A method for detecting a known target substance in a sample by means of nuclear magnetic resonance (NMR) of a preselected nuclear species contained in the target substance is described. The method comprises the steps of: 
a) providing a starting sample known or suspected to contain the target substance; 
b) adding to the starting sample an amount of isotope-labeled target substance, thus obtaining a composite sample, the isotope-labeled target substance being obtainable from the target substance by replacing at least one nucleus thereof by another isotope thereof, wherein said replacing induces a change in the position or multiplicity of at least one NMR signal of the target substance; 
c) acquiring NMR signals of the preselected nuclear species from the composite sample; 
d) determining actual positions of an auxiliary set of NMR signals of the isotope-labeled target substance; 
e) calculating actual positions of a principal set of NMR signals of the target substance from the actual positions of the auxiliary set of signals and from a predetermined relationship between relative positions of the signals of the isotope-labeled target substance and of the signals of the target substance; 
f) detecting at least one signal of the target substance located at an actual position calculated by step e).
Patent JP-2010535752-A (JP)
Title: 水頭症の治療および予防
IPC: A61P25/00
Filed: 2008-08-07
Abstract: 【課題】水頭症の予防または治療。 【解決手段】一実施形態では、本発明は、水頭症の予防または治療のための、１以上の生物利用性フォレート誘導体またはその塩の使用を含む。使用され得る生物利用性フォレート誘導体の例としては、フォリン酸、テトラヒドロフォレート、チミジン、１０−ホルミルテトラヒドロフォレートまたはメチルテトラヒドロフォレート、あるいはそれらの塩の任意の組合せが挙げられる。本発明はまた、２以上の生物利用性フォレート誘導体（例えば、フォリン酸およびテトラヒドロフォレート）を含む組成物に関する。 【選択図】なし
Patent JP-2010536597-A (JP)
IPC: B23C5/24
Filed: 2008-08-22
Abstract: A chip-removing tool, includes a basic body, at least one cutting body attachable to the basic body and having at least one geometrically defined cutting edge. An adjusting device has an adjusting element expandable by an adjusting screw. The adjusting element is a slotted ring which is supported, on the one hand, on the cutting body and, on the other hand, on the basic body of the chip-removing tool.
Patent JP-2010538437-A (JP)
Title: タンデム・イオントラッピング構造
IPC: H01J49/06
Filed: 2008-09-03
Abstract: 【課題】 【解決手段】開示される質量分析計は、分析用の高性能イオントラップ（３）の上流側に配置される貯蔵用の第１のイオントラップ（２）を備える。一実施形態において、第１のイオントラップ（２）と第２のイオントラップ（３）の両方から同時にイオンのスキャンを実行する。任意の瞬間において第２のイオントラップ（３）内部に存在する電荷量を限定・制限することによって、第２のイオントラップ（３）が空間電荷密度の飽和の影響を受けることがなくなり、第２のイオントラップ（３）の性能劣化を防ぐことができる。 【選択図】図１