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    • 1. 发明专利
    • Switching power-supply device
    • 切换电源设备
    • JP2014093926A
    • 2014-05-19
    • JP2012244994
    • 2012-11-07
    • Mitsubishi Electric Corp三菱電機株式会社
    • SUGAYA YUJIYANO TAKUTOISHIKURA HISASHITAKADA ATSUTOSHIMIZUNO TAKAHIROHIRAMATSU DAISUKEKUMAGAI TAKASHITASHIRO SHOJIROSHIRAKATA YUJI
    • H02M3/28
    • PROBLEM TO BE SOLVED: To provide a small-sized switching power-supply device that achieves a configuration in which thermal problems due to flowing of a large current hardly occur and has high efficiency and excellent assemblability, in a printed circuit board on which a switching element for secondary-side synchronous rectification of an insulating DC/DC converter circuit is mounted.SOLUTION: Secondary-side coil conductors 122 and 123 of a transformer 120 are disposed so as to be overlapped with a primary-side coil conductor 121 interposed therebetween. End portions 122a, 122b, 123a, and 123b of the secondary-side coil conductors 122 and 123 are electrically connected to drain terminals D of secondary-side switching elements 131 to 134 via connecting wiring patterns 421 to 424 on a printed circuit board 410.
    • 要解决的问题:提供一种小型开关电源装置,其实现了在其中开关的印刷电路板中实现由于大电流的流动的热问题几乎不发生并具有高效率和优异的组装性的结构 安装绝缘DC / DC转换器电路的二次侧同步整流元件。解决方案:变压器120的次级侧线圈导体122和123布置成与插入其间的初级侧线圈导体121重叠。 次级侧线圈导体122和123的端部122a,122b,123a和123b经由印刷电路板410上的连接布线图案421至424与次级侧开关元件131至134的漏极端子D电连接。
    • 3. 发明专利
    • 電源装置
    • 电源设备
    • JP2014204487A
    • 2014-10-27
    • JP2013076586
    • 2013-04-02
    • 三菱電機株式会社Mitsubishi Electric Corp
    • SHIRAKATA YUJIKUMAGAI TAKASHINAKAJIMA KOJITASHIRO SHOJIROYANO TAKUTOISHIKURA HISASHISUGAYA YUJIHIRAMATSU DAISUKE
    • H02M3/28
    • 【課題】共振コイルやトランス等のインダクタンス部品を筐体に取り付ける際に、ベースプレートの柱状突起やねじ固定するためのスペースが必要となり、小型化やパワー密度向上の妨げとなっていた。【解決手段】金属製の筐体(基台)400に、第1のコア411とこの第1のコアに磁気的に結合された第2のコア412と第1のコアまたは第2のコアに巻回された巻線413とで構成されたインダクタンス部品110を配置し、インダクタンス部品の第2のコア412の上に基台の遠い側から弾性的に押し付ける押さえバネ410を設け、金属製のカバー420を筐体(基台)400を覆うように筐体400に取り付けた際に、カバー420が押さえバネ410を加圧してインダクタンス部品110を筐体(基台)に押し付け固定するようにした。【選択図】図3
    • 要解决的问题:为了解决一个问题,即当诸如谐振线圈或变压器之类的电感元件安装在外壳上时,需要一个用于底板的圆柱形突起和用于固定螺钉的空间,这妨碍了尺寸的减小和功率 密度提高。解决方案:在金属外壳(基座)400中,布置电感元件110,其由第一芯411,与第一芯磁耦合的第二芯412和绕第一芯缠绕的线413组成 或第二核心。 在电感元件的第二芯412的表面上设置有从基座更远的一侧弹性按压的按压弹簧410。 当金属盖420附接到壳体400以覆盖壳体(基座)400时,盖420牢固地按压按压弹簧410,从而将电感部件110按压到壳体(基座)。
    • 5. 发明专利
    • 車両用電源装置
    • 车辆用电源装置
    • JP2014220045A
    • 2014-11-20
    • JP2013096774
    • 2013-05-02
    • 三菱電機株式会社Mitsubishi Electric Corp
    • HIRAMATSU DAISUKEKUMAGAI TAKASHI
    • H01R13/52H01R13/74
    • H01R13/52H01R13/74
    • 【課題】この発明は、端子装置の固定部材の中間部との接合面にクラックが入っても、固定部材と端子本体との接合面に沿った水の侵入を確実に防ぐことができる車両用電源装置を得る。【解決手段】端子装置4は、端子本体5、樹脂製の固定部材9を備え、端子本体5は、電源部の接続端子が接続される内側端子部6、外部接続端子が接続される外側端子部7、および内側端子部6と外側端子部7を連結する中間部8を備えた一体の金属部品であり、固定部材9は、中間部8を埋設する本体部91、および本体部91の外側端子部側から径方向外方に突き出たフランジ部92を備えている。端子装置4は、筐体に形成された取付穴と本体部91の間を通る筐体内への水の侵入を阻止する第1Oリング15と、本体部91と中間部8との間の接合面に沿った筐体内への水の侵入を阻止する第2Oリング16と、を備える。【選択図】図3
    • 要解决的问题:为了提供一种用于车辆的供电装置,即使在与中间部分的接合表面上产生裂纹时,也可以确定地防止水沿着固定构件和端子主体之间的接合表面进入水中 终端装置的固定构件。解决方案:端子装置4包括端子主体5和树脂固定构件9.端子主体5是统一的金属部件,其具有与端子主体5的连接端子连接的内部端子部分6 电源部分,与外部连接端子连接的外部端子部分7和连接在内部端子部分6和外部端子部分7之间的中间部分8.固定部件9包括嵌入中间部分8的主体部分91 以及从主体部91的外侧端子部侧向径向外侧突出的凸缘部92。 终端装置4包括用于阻止水进入壳体的第一O形环15,其通过形成在壳体上的安装孔和主体部分91之间,以及用于阻止水进入的第二O形环16 穿过主体部分91和中间部分8之间的接合表面。
    • 6. 发明专利
    • Wireless base station device and communication condition determination method
    • 无线基站设备和通信条件确定方法
    • JP2012124817A
    • 2012-06-28
    • JP2010275650
    • 2010-12-10
    • Mitsubishi Electric Corp三菱電機株式会社
    • UCHIDA SHIGERUHIRAMATSU DAISUKE
    • H04W24/10H04J99/00H04W84/10
    • PROBLEM TO BE SOLVED: To provide an appropriate communication condition even when a wireless terminal is in a quiescent state and a quasi-quiescent state.SOLUTION: A wireless base station device is configured to: acquire transmission weight information and rank information fed back from a wireless terminal of a communication partner; calculate an occurrence frequency for each of a plurality of combinations grouped by combination of contents of transmission weight information and rank information based on the acquired transmission weight information and rank information; update current values of occurrence frequencies by using the calculated occurrence frequencies; and determine transmission weight information and rank information for transmitting signals to the wireless terminal according to the current values of the occurrence frequencies.
    • 要解决的问题:即使当无线终端处于静止状态和准静止状态时,也提供适当的通信条件。 解决方案:无线基站设备被配置为:获取从通信伙伴的无线终端反馈的发送权重信息和秩信息; 基于所获取的发送权重信息和等级信息,计算通过发送权重信息的内容和等级信息的组合分组的多个组合中的每一个的出现频率; 通过使用计算的出现频率更新出现频率的当前值; 并且根据发生频率的当前值来确定用于向无线终端发送信号的发送权重信息和秩信息。 版权所有(C)2012,JPO&INPIT
    • 7. 发明专利
    • Insulation type switching power supply device
    • 绝缘类型开关电源装置
    • JP2013223339A
    • 2013-10-28
    • JP2012093461
    • 2012-04-17
    • Mitsubishi Electric Corp三菱電機株式会社
    • HIRAMATSU DAISUKEYANO TAKUTOSUGAYA YUJI
    • H02M3/28
    • PROBLEM TO BE SOLVED: To solve the problem in which: in a switching power supply device mounted on a vehicle, various types of vibration and impact are easily input thereto from environment; and, in an inductance unit, variations in characteristics of magnetic components due to wear and a core lift caused by a swing and a brush of edgewise winding occur and efficiency is degraded.SOLUTION: Edgewise winding 121 having a height dimension with respect to a dimension between two cores of an upper core 101 and a lower core 102 is vertically held between insulation resin components 111 and 112. Claw portions 113 and 114 extending toward a ceiling side or a bottom side from the insulation resin component 111 are provided in order to suppress spring stress of the edgewise winding 121 in a longitudinal direction. The claw portions 113 and 114 are engaged with the upper core 101 or the lower core 102 and are fixed thereto.
    • 要解决的问题:为了解决在安装在车辆上的开关电源装置中,从环境容易地向其输入各种振动和冲击的问题; 并且在电感单元中,由于磨损引起的磁性部件的特性的变化以及由摆动和绕边绕组的刷子引起的磁芯升高,并且效率降低。解决方案:沿边绕组121具有相对于尺寸的高度尺寸 上芯101和下芯102的两个芯之间垂直地保持在绝缘树脂部件111和112之间。设置从绝缘树脂部件111向天顶侧或底侧延伸的爪部113和114,以便抑制 扁绕绕组121沿纵向的弹簧应力。 爪部113和114与上芯101或下芯102接合并固定在其上。
    • 8. 发明专利
    • Differential decoding circuit
    • 差分解码电路
    • JP2011091567A
    • 2011-05-06
    • JP2009242673
    • 2009-10-21
    • Mitsubishi Electric Corp三菱電機株式会社
    • HIRAMATSU DAISUKEKURITA AKIRATAIRA AKINORI
    • H04L27/38
    • PROBLEM TO BE SOLVED: To provide a differential decoding circuit capable of saving circuit scale of a reception processing circuit in a digital communication device corresponding to a plurality of modulation methods. SOLUTION: This differential decoding circuit (55) is applied to a reception processing circuit of a communication device corresponding to a plurality of modulation methods including a differential encoding modulation method, distributes a reception signal to signals of a plurality of systems in accordance with a modulation method designated from among the plurality of modulation methods for performing a decoding process using a signal after the distribution as an input signal. The differential decoding circuit includes: a delay module (55a) to execute delay processing to the input signal to obtain a signal required for differential decoding in accordance with the designated modulation method; a selection module (55b) to select a signal required for the differential decoding from the input signal before the delay and the input signal after the delay in accordance with the designated modulation method; and a calculation module (55c) to perform calculation of the differential decoding to the input signal before the delay and the input signal after the selection by the selection module in accordance with the designated modulation method. COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:提供一种差分解码电路,其能够在对应于多种调制方法的数字通信设备中节省接收处理电路的电路规模。 解决方案:该差分解码电路(55)被应用于对应于包括差分编码调制方法的多种调制方法的通信设备的接收处理电路,将接收信号分配给多个系统的信号 使用从用于使用分配之后的信号执行解码处理的多个调制方法中指定的调制方法作为输入信号。 差分解码电路包括:延迟模块(55a),用于对输入信号执行延迟处理,以获得根据指定的调制方法进行差分解码所需的信号; 选择模块(55b),用于根据指定的调制方法从延迟之前的输入信号和延迟后的输入信号中选择差分解码所需的信号; 以及计算模块(55c),用于根据所指定的调制方法,对所述延迟之前的输入信号和所述选择模块进行选择之后的输入信号执行所述差分解码的计算。 版权所有(C)2011,JPO&INPIT
    • 9. 发明专利
    • Coil device
    • 线圈装置
    • JP2014086432A
    • 2014-05-12
    • JP2012231412
    • 2012-10-19
    • Mitsubishi Electric Corp三菱電機株式会社
    • MIZUNO TAKAHIROYANO TAKUTOISHIKURA HISASHITAKADA ATSUTOSHISUGAYA YUJIHIRAMATSU DAISUKEKUMAGAI TAKASHITASHIRO SHOJIROSHIRAKATA YUJI
    • H01F27/22H01F27/08H01F27/28H01F30/00H01F37/00
    • Y02T10/6204
    • PROBLEM TO BE SOLVED: To reduce a coil device in size by improving heat dissipation efficiency of a core body which is formed from a first core thermally coupled to a metallic housing and a second core thermally and magnetically coupled to the first core at a side far from the metallic housing, and built in the metallic housing.SOLUTION: A coil device comprises: a metallic housing 1; a core body which is formed from a first core 3 thermally coupled to the metallic housing and a second core 2 thermally and magnetically coupled to the first core at a side far from the metallic housing, and built in the metallic housing; a winding wire 10 which is wound around the core body and defines the first core and the second core as a magnetic path; a heat dissipation plate 4 brought into surface-contact with a surface of the second core at the side far from the metallic housing; and a presser spring 7 which elastically presses the heat dissipation plate against the surface of the second core at the side far from the metallic housing.
    • 要解决的问题:通过提高芯体的散热效率来减小线圈装置的尺寸,所述芯体由热耦合到金属壳体的第一芯体和在远侧处被热和磁耦合到第一芯部的第二芯体 金属外壳,内置金属外壳。线圈装置包括:金属外壳1; 芯体,其由与金属壳体热耦合的第一芯体3形成,第二芯体2在远离金属壳体的一侧热磁耦合到第一芯体,并且内置在金属壳体中; 缠绕在芯体上并将第一芯体和第二芯线限定为磁路的绕组线10; 散热板4在远离金属壳体的一侧与第二芯体的表面进行表面接触; 以及压力弹簧7,其在远离金属壳体的一侧弹性地将散热板压靠在第二芯的表面上。
    • 10. 发明专利
    • Output terminal of electrical apparatus
    • 电气设备的输出端子
    • JP2014086359A
    • 2014-05-12
    • JP2012236229
    • 2012-10-26
    • Mitsubishi Electric Corp三菱電機株式会社
    • HIRAMATSU DAISUKE
    • H01R4/34
    • PROBLEM TO BE SOLVED: To obtain the output terminal of an electrical apparatus which can cope with the mounting of a harness from various directions, while ensuring the degree of freedom of layout of the harness.SOLUTION: Contact of a harness 8 and a fixing screw 5 can be prevented while ensuring the degree of freedom of layout of the harness 8, by providing a guide 35 of eaves shape only at a required part on the side of an output side screw 21 of a resin component 3. Consequently, it can cope with the mounting of the harness 8 from various directions and angles. As a result, the number of types of output terminals can be reduced, and the man hours related to the evaluation after assembly can be reduced. Furthermore, with its simple structure, mounting on a housing 6 can be facilitated using one fixing screw 5.
    • 要解决的问题:在确保线束布局的自由度的同时,获得可以从各个方向处理线束的安装的电气设备的输出端子。解决方案:线束8和固定螺钉的接触 通过仅在树脂部件3的输出侧螺钉21的一侧的所需部分设置檐形状的引导件35,能够确保线束8的布置自由度,从而可以防止线束5的布置的自由度。因此,能够应对 从而从各个方向和角度安装线束8。 结果,可以减少输出端子的数量,并且可以减少与组装后的评估有关的工时。 此外,通过简单的结构,可以使用一个固定螺钉5来容易地安装在壳体6上。