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    • 2. 发明授权
    • Battery-driven electronic device and mobile communication apparatus
    • 电池驱动的电子设备和移动通信设备
    • US06882130B2
    • 2005-04-19
    • US10451508
    • 2002-04-17
    • Hiroyuki HandaTakuya IshiiYasufumi NakajimaYasuhiko BitoShinji KasamatsuYoshiaki Nitta
    • Hiroyuki HandaTakuya IshiiYasufumi NakajimaYasuhiko BitoShinji KasamatsuYoshiaki Nitta
    • H02J7/00H02M3/155H02M3/158H01M10/46
    • H02J7/0065H02M3/155H02M3/1582
    • The present invention provides a battery-driven electronic device for which a long time use of the battery can be achieved and mobile communications equipment such as a portable telephone. Even if the time at which the output voltage of a battery 201 becomes below the supply voltage required by a load 206 including a power amplifier for wireless communications comes earlier than a conventional lithium ion battery because of its discharge characteristics that the battery voltage change ratio is 0.25 or more, a step-up and -down converter 200 operates as follows. When the output voltage of the battery is higher than the supply voltage required by the load, the voltage is set to a predetermined supply voltage by the step-down operation mode. When the output voltage of the battery is decreased and becomes lower than the supply voltage required by the load, the voltage is set to a predetermined supply voltage by the step-up operation mode. Thus, even for a battery employing a new material having a high energy density, a long term use of the battery can be achieved.
    • 本发明提供了一种电池驱动的电子设备,其可以实现电池的长时间使用和诸如便携式电话的移动通信设备。 即使电池201的输出电压低于包括无线通信功率放大器的负载206所需的电源电压的时间比常规的锂离子电池要早,因为其放电特性使电池电压变化率为 升压和降压转换器200如下操作。 当电池的输出电压高于负载所需的电源电压时,通过降压操作模式将电压设定为预定的电源电压。 当电池的输出电压降低并且变得低于负载所需的电源电压时,通过升压操作模式将电压设置为预定的电源电压。 因此,即使对于采用具有高能量密度的新材料的电池,也可以长期使用电池。
    • 8. 发明申请
    • THERAPEUTIC AGENT FOR ALLERGIC RHINITIS
    • 用于过敏性RHINITIS的治疗剂
    • US20140188034A1
    • 2014-07-03
    • US14125744
    • 2012-06-15
    • Tohru TanakaKatsushi InoueKiwamu TakahashiTakuya IshiiTsutomu NumataMariko ShibuyaTakeshi Suzuki
    • Tohru TanakaKatsushi InoueKiwamu TakahashiTakuya IshiiTsutomu NumataMariko ShibuyaTakeshi Suzuki
    • A61K41/00A61N5/06
    • A61N5/062A61K9/0043A61K9/06A61K41/0061F04C2270/0421
    • Provided is a therapeutic agent capable of treating allergic rhinitis in a safe, simple, and noninvasive manner substantially without side effects and physical distress to patients. Provided is a therapeutic agent for allergic rhinitis for 5-aminolevulinic acid-based photodynamic therapy (ALA-PDT) comprising 5-aminolevulinic acid (ALA) or a derivative thereof, or a salt of the 5-aminolevulinic acid or the derivative as an active ingredient, and used in ALA-PDT in which light having a wavelength of 400 nm to 700 nm is irradiated; and particularly provided is a therapeutic agent for allergic rhinitis in a locally applied solution form, a water-soluble ointment-dissolved form, a jelly-dissolved form, or the like. The therapeutic agent does not require the conduct of 5-aminolevulinic acid-based photodynamic diagnosis (ALA-PDD) for detecting a site of protoporphyrin IX (PpIX) accumulation radiating light having a wavelength of 610 nm to 650 nm under irradiation of excitation light having a wavelength of 380 nm to 420 nm before ALA-PDT.
    • 本发明提供能够以安全,简单,无创的方式治疗过敏性鼻炎的治疗剂,其基本上无副作用和对患者的身体伤害。 本发明提供了包含5-氨基乙酰丙酸(ALA)或其衍生物的5-氨基乙酰丙酸类光动力治疗(ALA-PDT)或5-氨基乙酰丙酸或其衍生物的活性成分的过敏性鼻炎的治疗剂 成分,并用于其中照射波长为400nm至700nm的光的ALA-PDT中; 并且特别提供了局部施用的溶液形式的过敏性鼻炎的治疗剂,溶于水的软膏溶解形式,果冻溶解形式等。 治疗剂不需要进行基于5-氨基乙酰丙酸的光动力学诊断(ALA-PDD),用于检测在具有610nm至650nm的波长的照射下发射具有波长为610nm至650nm的光的原卟啉IX(PpIX)积累的位点, 在ALA-PDT之前的波长为380nm至420nm。
    • 9. 发明授权
    • DC-DC converter having a bootstrap circuit
    • 具有自举电路的DC-DC转换器
    • US08558526B2
    • 2013-10-15
    • US13044284
    • 2011-03-09
    • Takuya Ishii
    • Takuya Ishii
    • G05F1/00
    • H02M3/1588Y02B70/1466
    • A DC-DC converter includes a bootstrap circuit including a capacitor which is configured to be charged when a low-side switch is an on-state, and being configured to pull up an on-drive voltage of the high-side switch by a charged voltage of the capacitor, a control circuit configured to perform switching control of the high-side switch and the low-side switch, and a predetermined-time trigger circuit configured to cause an output to be active for a predetermined time, when a break signal for instructing switching control of the high-side switch and the low-side switch to be halted is inactive. The control circuit performs switching control to turn the high-side switch off and the low-side switch on, when the output of the predetermined-time trigger circuit is active.
    • 一种DC-DC转换器,包括:自举电路,包括电容器,该电容器被配置为当低侧开关处于导通状态时被充电,并且被配置为通过充电来提升高侧开关的导通电压 电容器的电压;控制电路,被配置为执行高侧开关和低侧开关的切换控制;以及预定时间触发电路,被配置为使得输出在预定时间内被激活,当断开信号 用于指示要停止的高侧开关和低侧开关的开关控制不活动。 当预定时间触发电路的输出有效时,控制电路进行切换控制,使高侧开关断开,低端开关接通。
    • 10. 发明授权
    • Power supply
    • 电源
    • US07592792B2
    • 2009-09-22
    • US11547487
    • 2005-03-24
    • Takashi RyuHiroki AkashiTakuya IshiiHiroshi Saito
    • Takashi RyuHiroki AkashiTakuya IshiiHiroshi Saito
    • G05F1/00G05F1/29
    • H02M3/156
    • There are provided an inductive load current control circuit for detecting and controlling a current flowing to an inductive load with high accuracy, and a power supply.The inductive load current control circuit includes first and second switch elements connected in series between an input voltage and a ground potential, an inductive load connected to a connection point between the first and second switch elements, a third switch element having one terminal connected to the connection point between the first and second switch elements, a current comparator connected to another terminal of the third switch element to compare an output current of the third switch element with a reference current, decide and output a magnitude relation, and a switch element control circuit that controls transition from a state in which the second switch element is turned on to a state in which the first switch element is turned on according to an output of the current comparator.
    • 提供了一种感应负载电流控制电路,用于高精度地检测和控制流向电感负载的电流和电源。 感性负载电流控制电路包括串联连接在输入电压和接地电位之间的第一和第二开关元件,连接到第一和第二开关元件之间的连接点的电感负载,第三开关元件,其一个端子连接到 第一开关元件和第二开关元件之间的连接点,连接到第三开关元件的另一端子的电流比较器,以将第三开关元件的输出电流与参考电流进行比较,确定并输出幅度关系,以及开关元件控制电路 其根据电流比较器的输出控制从第二开关元件导通的状态到第一开关元件导通的状态的转变。