baber/WOPTO huggingface dataset:
Patent JP-2017514719-A (JP)
Title: リボン及びストランドからなるポリマーネット並びにその製造方法
IPC: B29C48/05
Filed: 2015-02-27
Abstract: ポリマーリボン及びポリマーストランドを含む、ポリマーネット。ポリマーリボン及びストランドのそれぞれは、長さ及び幅を有し、長さは、最長寸法であり、幅は、最短寸法である。ポリマーリボンは、少なくとも５：１の高さ対幅のアスペクト比と、ただ１つのポリマーストランドに断続的に結合している主表面と、１つのポリマーストランドの高さを上回る高さと、を有する。ポリマーネットを製造するために有用な押出ダイ及び方法についてもまた開示されている。
Patent JP-2017512310-A (JP)
Title: 不飽和分子を分離するためのクロマトグラフィー材料
IPC: G01N30/02
Filed: 2015-02-27
Abstract: 本開示は、対象化合物、特に対象の不飽和化合物を混合物から分離する方法に関する。第１の置換基および第２の置換基を含有するクロマトグラフィーの種々の異なるモードでクロマトグラフィー固定相材料を有するカラムを使用して、該化合物を分離する。該第１の置換基は、クロマトグラフィー条件下で時間に対する化合物の保持の変化を最小限に抑える。該第２の置換基は、１個以上の芳香族炭化水素基、ポリ芳香族炭化水素基、ヘテロ環芳香族炭化水素基またはポリヘテロ環芳香族炭化水素基を包含することによって、該化合物をクロマトグラフィー的におよび選択的に保持し、各基は脂肪族基によって場合により置換される。
Patent JP-2017511537-A (JP)
Title: ペアワイズ距離計算のためのシステム及び方法
IPC: G06F17/17
Filed: 2015-05-26
Abstract: ペアワイズ距離計算が、絶対距離保存マッピングを用いて第１の信号及び第２の信号を変換して、第１のマッピングされた信号と第２のマッピングされた信号との間のｋノルム距離が、第１の信号と第２の信号との間の絶対距離を表すようにする。絶対距離保存マッピングは、第１の信号又は第２の信号の要素を、信号の有限アルファベットのカーディナリティに等しいサイズを有するベクトルにマッピングする。絶対距離保存マッピングは、有限アルファベットのシンボルの順序付けされたシーケンスにおいて要素の位置Ｎを決定し、ベクトルのＮ個の要素の各々の値を、有限アルファベットにおける正の増分の分数乗１／ｋとして決定する。ベクトルの後続の要素の値は０として決定される。
Patent JP-2017512584-A (JP)
Title: 医療機器内の１つ以上のベクトルの選択を容易にするためのシステムおよび方法
IPC: A61N1/368
Filed: 2015-03-27
Abstract: 患者の心臓に電気的刺激を供給するためのベクトルの選択を容易にする可能性のあるシステムおよび方法。例示的な方法の１つは、マルチベクトル医療システムの第１組の２つ以上のベクトルの内の各ベクトルに第１の電圧で電気的刺激を供給することと、第１の電圧で供給した電気的刺激が第１組の２つ以上のベクトルの内のベクトルのそれぞれに対して捕捉をもたらしたかどうかを判定することと、第１組の２つ以上のベクトルの内の捕捉をもたらすと判定されたベクトルを第２組のベクトルとして特定することと、第２組のベクトル内の各ベクトルに第１の電圧よりも低い第２の電圧で電気的刺激を供給することと、第２の電圧で供給した電気的刺激が第２組のベクトルの内のベクトルのそれぞれに対して捕捉をもたらしたかどうかを判定することと、を含む。
Patent JP-2017514440-A (JP)
Title: 方向性珪素鋼板を用いて製造された高効率モータステータ
IPC: H02K1/18
Filed: 2015-04-15
Abstract: 本発明は方向性珪素鋼板を用いて製造された高効率モータステータを公開し、方向性珪素鋼板組、方向性珪素鋼板組の両側に固定されるステータコアの固定片を含む。方向性珪素鋼板組は順方向性珪素鋼板層と逆方向性珪素鋼板層が順次に配列・積層して形成される。順方向性珪素鋼板層と逆方向性珪素鋼板層はそれぞれ配向方向が径方向の方向性珪素鋼板が円周状に囲んで配列して形成される。本発明は従来の高磁気、低鉄損失の方向性珪素鋼板を小型抜き板に変更し、特殊の構造を用いて配列することにより、モータの効率を大幅に向上させる。
Patent JP-2017523493-A (JP)
Title: 分散型セキュリティ保護データストレージ、およびストリーミングメディアコンテンツの送信
IPC: G06F13/00
Filed: 2015-05-11
Abstract: データの分散型ストレージおよび分散のための方法が開示される。元のデータはフラグメントに分けられ、該データに対して消失訂正符号化が行われる。分けられたフラグメントは、好ましくは、互いに地理的に離れた複数の記憶媒体に分散して記憶される。データへのアクセスが要求される時、フラグメントはネットワークを通して送信され、かつ、元のデータに復元される。ある特定の実施形態では、元のデータは、分散型ストレージからユーザへストリームされるメディアコンテンツである。【選択図】図４Ａ
Patent JP-2017522583-A (JP)
Title: 多層体およびその製造方法
IPC: F21V9/40
Filed: 2015-05-07
Abstract: 本発明は、以下の工程を備える多層体の製造方法に関する。ａ）少なくとも１つの光源、特に、ＬＥＤが配置されたキャリアプライを設ける工程、ｂ）装飾プライを設ける工程、ｃ）射出成形工具により、前記キャリアプライおよび／または前記装飾プライにプラスチックプライを射出成形する工程。本発明は、このような方法により製造された多層体に関する。
Patent JP-2017523634-A (JP)
Title: 統合されたｗｌａｎ／３ｇｐｐ無線アクセス技術のための無線リソース制御（ｒｒｃ）プロトコル
IPC: H04W28/02
Filed: 2015-04-30
Abstract: 統合されたWLAN/WWAN無線アクセス技術(RAT)アーキテクチャが開示され、WLAN/WWANアーキテクチャの統合を制御するために使用されるシグナリングは、無線リソース制御(RRC)プレーンで実行される。統合されたアーキテクチャは、トラフィック制御及び無線リソース管理を実行するためのネットワーク制御フレームワークを提供する。
Patent JP-2017516690-A (JP)
Title: インクジェット印刷用の自己封止フィルターモジュール
IPC: B41J2/175
Filed: 2015-06-03
Abstract: フィルターハウジング（４０）と、ハウジング（４０）内に固定されたフィルター媒体（４２）とを備える、連続インクジェットプリンター（１０）用のフィルターモジュール（３８）。フィルターハウジング（４０）は、それを通ってインクが圧力下でハウジングに流入する入口ポータル（４４）と、入口ポータル内に配置された第１の自己封止弁アセンブリ（５４）とを更に含む。加えて、ハウジングは、それを通ってインクが圧力下でハウジング（４０）から流出する出口ポータル（４６）と、出口ポータル（４６）内に配置された第２の自己封止弁アセンブリ（５６）とを含む。第１及び第２の弁アセンブリ（５４、５６）はインクタンク（１８）からプリントヘッド（１４）へのインク流路（３４）に機械的に接続されているときに開き、第１及び第２の弁アセンブリ（５４、５６）はインク流路（３４）から機械的に切り離されているときに閉じられて封止する。
Patent JP-2017526163-A (JP)
Title: 試薬供給システムの凍結防止用の熱交換器
IPC: H01L21/31
Filed: 2015-04-30
Abstract: フォアライン軽減システム内に試薬ガスを提供する装置および方法が、本明細書に提供される。いくつかの実施形態では、試薬供給システムは、試薬液が中に配置されたときにそれを保持する内側体積を有する水槽と、内側体積内に配置された中心開口を有し、水槽内に試薬液が配置されたときに試薬液の頂面の凍結を防ぐように構成された熱交換器とを含む。【選択図】図３
Patent JP-2017517649-A (JP)
Title: 現場ゴム引きされている、腐蝕防止剤を含むゴム引き用組成物を含むケーブル
IPC: B60C1/00
Filed: 2015-06-11
Abstract: 本発明は、ケーブルの内部層(CT1)；ケーブルの外部層(CT3)、及びケーブルの内部層とケーブル外部層の間に配置されたゴム組成物(20)を備える、現場ゴム引きケーブル(C)に関する。そのゴム組成物(20)は、式(I)の化合物を含む：(式中、X及びYは、互いに独立して、アルカリカチオン又はアルカリ土類カチオンを表す)。【選択図】図１
Patent JP-2017521698-A (JP)
Title: 画素回路及びその駆動方法、並びに表示装置
IPC: G06F3/044
Filed: 2014-09-18
Abstract: 本発明における画素回路は、画素構造に、駆動ユニット、補償ユニット及び発光ユニットを有する、複数の画素構造を含み、隣接する第1画素構造と第2画素構造において、第1画素構造はキャパシティブタッチユニットを、第2画素構造は光感応タッチユニットをさらに含み、且つ、第1画素構造における補償ユニット、第2画素構造における補償ユニット、キャパシティブタッチユニット及び光感応タッチユニットがデータラインを共有し、キャパシティブタッチユニットと光感応タッチユニットが読み取りラインを共有する画素回路である。
Patent JP-2017138968-A (JP)
Title: Photoelectric smoke sensor
Inventor: OKI KENJI
IPC: G08B17/10
Filed: 2017-01-04
Abstract: PROBLEM TO BE SOLVED: To provide a photoelectric smoke sensor having a safety explosion-proof structure and capable of being installed on a structure, a plant facility, and a ship under a combustible gas atmosphere.SOLUTION: A photoelectric smoke sensor includes a housing 1 in which a printed circuit board 5 arranged with a light-emitting element 2, a light-receiving element 3, and a dark room 7 surrounded by a labyrinth body 6 are provided. The light-emitting element 2 and the light-receiving element 3 installed in the printed circuit board 5 are arranged to be exposed inside the dark room 7, and the presence or absence or a degree of dispersion of the light inside the dark room 7 are detected to detect the smoke. The printed circuit board 5 and the dark room 7 are partitioned by a partition plate 10 in the housing 1. The printed circuit board 5 is attached with a light guide for light emission 11 which guides light of the light-emitting element 2 to the dark room 7 and penetrates a partition plate 10 and the light guide for light reception 12 for guiding light from the dark room 7 to the light-receiving element 3 and penetrates the partition plate 10. The space partitioned by a partition plate 10 inside the housing 1 in which the printed circuit board 5 is stored is filled with a resin 14.SELECTED DRAWING: Figure 1
Patent JP-2018112214-A (JP)
Title: System and method for diagnosing clutch
Inventor: NAGAOKA TAKAHIRO
IPC: F16D27/118
Filed: 2017-01-10
Abstract: PROBLEM TO BE SOLVED: To reliably determine connection/disconnection of a clutch.SOLUTION: A clutch diagnosis system cross-checks a signal related to an electronic control device with vehicle velocity by using a plate that changes the position thereof together with a clutch and a sensor for outputting different signals depending on a position of the plate to not only determine whether the clutch is in connection or disconnection but also determine whether a failure occurs or not in the sensor or an electric system.SELECTED DRAWING: Figure 1
Patent JP-2018112815-A (JP)
Title: Imaging apparatus
Inventor: IIDA KIYOSHI
IPC: H04N5/232
Filed: 2017-01-10
Abstract: PROBLEM TO BE SOLVED: To display a correct firmware version at an imaging apparatus even in the case of an accessory apparatus requiring a special operation to establish a communication.SOLUTION: An imaging apparatus 101 includes: communication means for communicating with a plurality of accessory apparatuses by a plurality of communication methods; version acquisition means for acquiring firmware version of each accessory apparatus; firmware data acquisition means for taking out a firmware file of each accessory apparatus from a storage medium; accessory apparatus firmware update means for updating the firmware of each accessory apparatus by communication with the accessory apparatus; and version display means for changing a timing of displaying the firmware version of each accessory apparatus, depending on whether it is an accessory apparatus which does not require a special operation of the accessory apparatus to establish communication or an accessory apparatus which requires the special operation of the accessory apparatus to establish communication.SELECTED DRAWING: Figure 2
Patent JP-2018113347-A (JP)
Title: Imprint mold
Inventor: UEKI SHINJI
IPC: H01L21/027
Filed: 2017-01-12
Abstract: PROBLEM TO BE SOLVED: To provide an imprint mold capable of reducing adhesion of foreign matter after ultraprecision cleaning or the like.SOLUTION: Disclosed is an imprint mold 10 having a transfer surface for transferring a surface shape to a transfer material. The transfer surface includes: a pedestal 13 for protruding from the periphery; and a peripheral surface 11b surrounding the pedestal 13. The base 16 of the pedestal 13 has a concave curvature and is continuously connected to the peripheral surface 11b.SELECTED DRAWING: Figure 11
Patent JP-2017101248-A (JP)
Title: Polishing composition, manufacturing method of polishing composition and manufacturing method of polished article
Inventor: TSUCHIYA KOSUKE
IPC: H01L21/304
Filed: 2017-01-13
Abstract: PROBLEM TO BE SOLVED: To provide a polishing composition capable of effectively reducing the number of fine particles existing on a surface after polishing.SOLUTION: There is provided a polishing composition containing an abrasive grain, a water-soluble polymer and water. Weight average molecular weight of the water-soluble polymer is 20×10or less. The polishing composition has a ratio of 95% accumulative diameter D95 to 50% accumulative diameter D50 (D95/D50) of 2.00 or less in a particle diameter distribution based on volume for particles in the polishing composition measured by a dynamic light scattering method at a concentration with content of the abrasive grain of 0.2 mass%.SELECTED DRAWING: None
Patent JP-2018112519-A (JP)
Title: Strength estimation method of mixed cement, strength estimation device, and concrete preparation method
Inventor: YODA YUYA
IPC: G01N33/38
Filed: 2017-01-13
Abstract: PROBLEM TO BE SOLVED: To provide a strength estimation method of mixed cement capable of easily estimating the strength characteristics hydrated solid using mixed cement at many points of time, and a strength estimation device and a preparation method of concrete.SOLUTION: The strength estimation method of a hydrated solid which uses a mixed cement of cement and an admixture, the method includes: after preparing a sample by mixing the mixed cement and water at a predetermined water-powder ratio, measuring accumulated calorific value of the sample at predetermined material age (steps S1 to S3); and estimating the strength of the mixed cement on the basis of the measured accumulated calorific value, an ultimate calorific value, the volume ratio between the cement and the admixture in the mixed cement, a material constant preset depending on the type of the admixture (step S4).SELECTED DRAWING: Figure 1
Patent JP-2018116512-A (JP)
Title: Important item extracting method
Inventor: SATO YASUHIRO
IPC: G06F17/22
Filed: 2017-01-19
Abstract: PROBLEM TO BE SOLVED: To extract important items for a conference from sentences written down as a gist of the conference (hereinafter stenographic writing contents).SOLUTION: An important item display apparatus 1 receives each sentence of stenographic contents as sentence information from a stenographic contents accumulating unit 102. An important item keyword detecting unit 105 and an exclusion keyword detecting unit 106 determine whether or not the received sentence information includes any keyword. As a result, a sentence information having any important item keyword and having no exclusion keyword is extracted as an important item and then accumulated in an important item accumulating unit 112. The sentence information is output to an output apparatus 113 to display it.SELECTED DRAWING: Figure 1
Patent JP-2018119041-A (JP)
Title: Production method of master batch
Inventor: MIYAZAKI SUMIKO
IPC: C08L1/02
Filed: 2017-01-24
Abstract: PROBLEM TO BE SOLVED: To provide a method or the like for producing in excellent productivity, a master batch by which rubber properties are improved, such as breaking strength, rigidity or a high mileage, by improving a taking amount of a filler into rubber and dispersibility of the filler into the rubber.SOLUTION: A production method of a master batch includes the steps of: (1) preparing blended latex formed by blending rubber latex having a zeta potential of -100 to -20 mV and a filler dispersion having a zeta potential of -120 to -10 mV; (2) adjusting a zeta potential of the blended latex obtained in the step (1) at -30 to 0 mV; and (3) solidifying a coagulum obtained in the step (2) by an organic solvent.SELECTED DRAWING: None
Patent JP-2018123636-A (JP)
Title: Building structure
Inventor: UMEMURA KENJI
IPC: E04B1/18
Filed: 2017-02-03
Abstract: PROBLEM TO BE SOLVED: To provide a building structure that appropriately supports a vertical load between lower chord materials of truss beams installed next to each other, even when a load receiving beam is installed between connecting locations of a non-connected material of the lower chord materials of the truss beams installed next to each other.SOLUTION: A building structure includes truss beams 2 installed next to each other, the truss beam being configured by connecting an upper chord material and a lower chord material 2b with a plurality of connecting materials. A load receiving beam 3A is provided at a plurality of locations on the truss beam 2 in the extension direction X, for receiving a vertical load between the lower chord materials 2b of the truss beams 2 disposed next to each other. A load exerting member 8 is provided for exerting the vertical load on a connecting location P of the connecting material on the lower chord material 2b of the truss beam 2, detouring a connecting location of a non-connecting material, the vertical load being exerted on a load receiving beam 3Ab located between the connecting locations of the non-connecting material on the lower chord material 2b of the trusses 2 that are disposed next to each other, where the connecting material is not connected.SELECTED DRAWING: Figure 2
Patent JP-2018129577-A (JP)
Title: Imaging system, control method thereof, and program
Inventor: NAGAI HIROSHI
IPC: B64C39/02
Filed: 2017-02-06
Abstract: PROBLEM TO BE SOLVED: To provide an appropriate image even when vibration occurs in an unmanned aerial vehicle equipped with an imaging device .SOLUTION: An imaging system having an unmanned aerial vehicle including a first imaging device and a second imaging device different from the first imaging device obtains data of images captured by the first imaging device and the second imaging device. Next, the imaging system receives data on vibration of the unmanned aerial vehicle and performs control for transmitting the data of images captured by the first imaging device and the second imaging device. The control for transmitting the image data is performed such that one of the image data captured by the first imaging device and the second imaging device is transmitted according to the received data on vibration.SELECTED DRAWING: Figure 6
Patent JP-2018129603-A (JP)
Title: Image processing device, image processing method, and program
Inventor: URAGAMI HIROYUKI
IPC: H04N5/217
Filed: 2017-02-07
Abstract: PROBLEM TO BE SOLVED: To realize noise reduction of an image and afterimage suppression of an area including movement.SOLUTION: A noise amount estimation part (40) detects the noise amount of image data. A motion amount detection part (50) detects a motion amount from the image data. A cyclic NR intensity control part (60) controls the intensity of cyclic NR processing on the basis of the motion amount when the noise amount is smaller than a predetermined threshold. When the noise amount is not smaller than the predetermined threshold, the cyclic NR intensity control part (60) suppresses the control of the intensity of the cyclic NR processing based on the motion amount in comparison with the case when the noise amount is smaller than the predetermined threshold.SELECTED DRAWING: Figure 1
Patent JP-2018127047-A (JP)
Title: Range selection device
Inventor: MARUYAMA TOMOYUKI
IPC: B60K20/02
Filed: 2017-02-07
Abstract: PROBLEM TO BE SOLVED: To provide a range selection device that ensures the reliability of a selection of a parking range by reliably moving a shift lever to the parking range.SOLUTION: A range selection device comprising a shift lever 11 for a range selection operation for a transmission and mounted in a vehicle in which the shift lever is moved to each shift position (range position) including a P range, comprises: a guide that guides movement of the shift lever such that a range position can be selected; a line of sensors, which detects the shift lever in a P range position; a stopper 47 that limits movement of the shift lever by projecting into a guide groove 19d between the P range position and an adjacent R range position; and an ECU that controls projection of the stopper. The end face of the leading end 47a of the stopper is formed on an inclining end face 47as that assists the shift lever in moving to the P range position in conjunction with projection of the stopper into the guide groove.SELECTED DRAWING: Figure 2
Patent JP-2018132889-A (JP)
Title: Information providing system, information providing apparatus, information providing method, and information providing program
Inventor: TANAKA KOHEI
IPC: G06Q50/22
Filed: 2017-02-14
Abstract: PROBLEM TO BE SOLVED: To provide an information providing system for confirming necessary operations or the like without interrupting work during medical services.SOLUTION: A glass includes sound acquiring means attached to a user and acquiring a sound emitted by the user, first transmitting means for transmitting request data specified by the sound acquired by the sound acquiring means, first reception means for receiving presentation data to the user, and display means for displaying the presentation data received by the first reception means so as to be viewable at least with one eye of the user while an information providing apparatus includes second reception means for receiving request data transmitted from the glass, extraction means for extracting presentation data provided to the glass according to the request data received by the second reception means from presentation data storage means for storing presentation data corresponding to each request, and second transmitting means for transmitting the presentation data extracted by the extraction means.SELECTED DRAWING: Figure 1
Patent JP-2018132723-A (JP)
Title: Image formation system, method for forming image, and image formation program
Inventor: SUZUKI MASASHI
IPC: G03G15/00
Filed: 2017-02-17
Abstract: PROBLEM TO BE SOLVED: To increase the accuracy of determining the correctness of a sample by eliminating image features caused by anything but the sample.SOLUTION: A light emission corrected value storage unit 102 stores a light emission corrected value 105 corresponding to the characteristics of a light emission unit 101. A control unit 161 corrects the amount of light based on the light emission corrected value 105. An image formation unit 111 forms a first test image, using light of which amount was corrected by the light emission corrected value 105. A concentration information acquisition unit 121 acquires first concentration information showing the feature of the concentration of the first test image. A corrected value operation unit 141 operates an image formation corrected value 145 based on the first concentration information, and operates a total corrected value 146 based on the light emission corrected value 105 and the image formation corrected value 145. The control unit 161 corrects the light amount based on the total corrected value 146. The image formation unit 111 forms a target image by using the light of which amount was corrected by the total corrected value 146.SELECTED DRAWING: Figure 3
Patent JP-2017125195-A (JP)
Title: Optically clear adhesive, method of use thereof, and articles therefrom
Inventor: XIA JIANHUI
IPC: C09J4/02
Filed: 2017-02-20
Abstract: PROBLEM TO BE SOLVED: To provide optically clear adhesive compositions having low elastic modulus and high tan delta values.SOLUTION: An adhesive composition comprises a monomer reaction product and an acrylic oligomer. The monomers include an alkyl (meth)acrylate ester where the alkyl group has 4 to 18 carbon atoms, a hydrophilic copolymerizable monomer, and a free-radical generating initiator. The adhesive composition maintains a tan delta value between about 0.5 and about 1.0 at a temperature between 50°C and 100°C, and has at least 85% transmission over the range from 460 to 720 nm.SELECTED DRAWING: Figure 1
Patent JP-2018136737-A (JP)
Title: Alternative system
Inventor: KUME TORU
IPC: G08B17/00
Filed: 2017-02-22
Abstract: PROBLEM TO BE SOLVED: To enhance reliability in disaster prevention with respect to a monitoring area.SOLUTION: An disaster prevention device includes: a recording unit 35 for storing normal monitoring information of normal information being the information to perform a monitoring action; and a disaster prevention side action unit 361 for performing the monitoring action using the normal monitoring information of the normal information stored in the recording unit 35. An alternative system includes: the recording unit 35 for storing update monitoring information of alternative side monitoring action information being information corresponding to the normal monitoring information of the normal information stored in the recording unit 35; an alternative side detection unit 362 for detecting whether the normal monitoring information of the normal information stored in the recording unit 35 is being updated; and an alternative side action unit 363 for performing a monitoring action in place of the disaster side action unit 361 using the update monitoring information of the alternative side monitoring action information stored in the recording unit 35 when the alternative side detection unit 362 detects a fact that updating is being performed.SELECTED DRAWING: Figure 1
Patent JP-2018136505-A (JP)
Title: Image forming apparatus
Inventor: YABUKI SHINICHI
IPC: G03G15/20
Filed: 2017-02-23
Abstract: PROBLEM TO BE SOLVED: To provide an image forming apparatus that can reduce the number of UFPs that do not flow into a filter and leak to the outer air from the inside of a housing.SOLUTION: In an image forming apparatus (100), on the inside of its housing, first to fifth charge application parts (211-215) are installed in a first place that is out of a passage of an air flow (ARF) directed to an intake part (414) in association with the operation of an intake part (71), and a sixth charge application part (216) is installed in a second place (134) where an outer air flows into the housing in association with the operation of the intake part. The charge application parts discharge electric charges to the ambient air to aggregate UFPs floating in the air.SELECTED DRAWING: Figure 2
Patent JP-2018143031-A (JP)
Title: Power supply device, electronic apparatus, control method therefor, program, and wireless power transmission system
Inventor: TANABE AKIHIRO
IPC: H02J50/60
Filed: 2017-02-27
Abstract: PROBLEM TO BE SOLVED: To prevent a communication mode from being changed in the case of re-authentication.SOLUTION: The present invention relates to a power supply device configured to wirelessly supply power to an electronic apparatus. The power supply device comprises: a communication unit which transmits power and transmits/receives information in a non-contact manner; a holding unit which holds information representing a communication mode in a case where a communication is set up with an electronic apparatus when first performing authentication with the electronic apparatus via the communication unit; and a control unit which controls the communication unit in such a maner that a communication is performed in a communication mode based on the information that is held in the holding unit when performing second authentication with the electronic apparatus via the communication unit.SELECTED DRAWING: Figure 2