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    • 31. 发明授权
    • Variable resistor, filter, variable gain amplifier and integrated circuit using the variable resistor
    • 可变电阻,滤波器,可变增益放大器和使用可变电阻的集成电路
    • US07750716B2
    • 2010-07-06
    • US12187074
    • 2008-08-06
    • Masahiro Hosoya
    • Masahiro Hosoya
    • H03L5/00
    • H03H7/24H03H11/1291
    • A variable resistor formed on a silicon substrate, and changing a resistance value between an input terminal and an output terminal, includes a plurality of first resistors each having one end connected in common to the input terminal, and each having other end, a plurality of second resistors each having a resistance value smaller than the first resistors, and each having one end connected to the other end of any one of the first resistors, and a switch group interposed between the input terminal and the output terminal, and selecting one from the first resistors, and further, selecting at least one from the second resistors connected to the other end of the selected first resistor.
    • 形成在硅衬底上并且改变输入端子和输出端子之间的电阻值的可变电阻器包括多个第一电阻器,每个第一电阻器的一端共同连接到输入端子,并且每个具有另一端,多个 第二电阻器,其电阻值小于第一电阻器,并且每个电阻器的一端连接到第一电阻器中的任一个的另一端,以及插入在输入端子和输出端子之间的开关组, 第一电阻器,并且还从连接到所选择的第一电阻器的另一端的第二电阻器中选择至少一个。
    • 32. 发明申请
    • FILTER CIRCUIT, RECEIVER USING THE SAME, AND FILTERING METHOD USING THE SAME
    • 过滤器电路,使用它的接收器和使用其的滤波方法
    • US20090219186A1
    • 2009-09-03
    • US12366712
    • 2009-02-06
    • Hiroaki IshiharaMasahiro HosoyaHidenori Okuni
    • Hiroaki IshiharaMasahiro HosoyaHidenori Okuni
    • H03M1/12
    • H04B1/12
    • According to an aspect of the present invention, there is provided a filter circuit including: an ADC that converts a first analog signal into a first digital signal; a digital filter that extracts an interference component from the first digital signal and generates a second digital signal; a DAC that converts the second digital signal into a second analog signal; a delayer that delays the first analog signal based on a delay caused in the second analog signal and generates a delayed first analog signal; a subtractor that subtracts the second analog signal from the delayed first analog signal and generates an output signal; and a controller that controls the digital filter based on a remaining interference component that is remaining in the output signal.
    • 根据本发明的一个方面,提供了一种滤波电路,包括:将第一模拟信号转换为第一数字信号的ADC; 数字滤波器,从所述第一数字信号中提取干扰分量并产生第二数字信号; DAC,其将所述第二数字信号转换为第二模拟信号; 延迟器,其基于在所述第二模拟信号中引起的延迟来延迟所述第一模拟信号,并产生延迟的第一模拟信号; 减法器,从延迟的第一模拟信号中减去第二模拟信号并产生输出信号; 以及控制器,其基于剩余在所述输出信号中的剩余干扰分量来控制所述数字滤波器。
    • 34. 发明授权
    • Thienodiazepine compounds and their pharmaceutical use
    • 噻吩并噻嗪化合物及其药物用途
    • US4992437A
    • 1991-02-12
    • US399550
    • 1989-08-09
    • Yoichi NakaYukio HitotsuyanagiKeiichiro HagaMasahiro Hosoya
    • Yoichi NakaYukio HitotsuyanagiKeiichiro HagaMasahiro Hosoya
    • A61K31/00A61K31/55A61P1/04C07D495/04C07D495/14
    • C07D495/04
    • Thienodiazepine compounds of the general formula ##STR1## wherein R.sup.1 and R.sup.2 are the same or different and respectively stand for a hydrogen atom, a halogen, an alkyl or an aralkyl, or mean a group wherein R.sup.1 and R.sup.2 combinedly together form a ring; R.sup.3 stands for an oxygen atom, R.sup.4 stands for a hydrogen atom, an alkyl, an alkenyl or a group of the formula --(CH.sub.2).sub.m COOR.sup.6 (wherein R.sup.6 l stands for a hydrogen atom, an alkyl, an alkenyl or an aralkyl and m stands for an integer of 1-6), or R.sup.3 and R.sup.4 stand for a group wherein R.sup.3 and R.sup.4 combinedly together form a group of the formula .dbd.N--N.dbd.C(R.sup.5)-- [wherein R.sup.5 stands for a hydrogen atom, an alkyl, an alkenyl, an aralkyl or a group of the formula --(CH.sub.2).sub.n COOR.sup.7 (wherein R.sup.7 stands for a hydrogen atom, an alkyl, an alkenyl or an aralkyl and n stands for an integer of 1-6)]; Ar and X are the same or different and respectively stand for an aryl or a heteroaryl; and p stands for an integer of 1-6, and their salts and their pharmaceutical use.These compounds possess an antagonistic action to cholecystokinin and gastrin and exhibit a durable pancreatic enzymes- and gastric acid-secretion-suppressive action, and therefore are useful as the medicaments acting on the central nervous system and peripheral nervous system and as the prophylactic or therapeutic medicines for pancreatic disorders and gastrointestinal ulcers.
    • 35. 发明申请
    • RADIO APPARATUS
    • 无线电设备
    • US20120034875A1
    • 2012-02-09
    • US13052371
    • 2011-03-21
    • Fumi MORITSUKAShoji OtakaMasahiro HosoyaHiroaki IshiharaTsuyoshi Kogawa
    • Fumi MORITSUKAShoji OtakaMasahiro HosoyaHiroaki IshiharaTsuyoshi Kogawa
    • H04B1/10H04B1/00
    • H03G3/3052H03F3/195H03F3/45475H03F3/45977H03F2200/321H03F2200/451H03F2203/45138H03F2203/45424H03F2203/45438H03F2203/45446H03F2203/45522
    • A radio apparatus capable of correcting a direct current offset with high accuracy in a short time is provided. A radio apparatus according to an embodiment includes a first amplifier amplifying a signal inputted to an input terminal with amplification gain determined by a variable resistor to generate a first amplified signal, and a second amplifier amplifying the first amplified signal to generate a second amplified signal. Further, the radio apparatus includes a first correcting unit correcting a direct current offset of the first amplifier, and a second correcting unit correcting a direct current offset of the second amplifier. The radio apparatus also includes a reference voltage source or reference current source supplying a reference voltage or reference current for referring a direct current offset to the first amplifier and the second amplifier, again controller controlling the amplification gain of the first amplifier; and a correction controller controlling the gain controller to set the amplification gain to maximum and controlling the first and second correcting units to perform correction of the second correcting unit based on the second amplified signal obtained by inputting the reference voltage or the reference current to an input terminal of the second amplifier, and thereafter perform correction of the first correcting unit based on the second amplified signal obtained by inputting the reference voltage or the reference current to an input terminal of the first amplifier.
    • 提供能够在短时间内以高精度校正直流偏移的无线电装置。 根据实施例的无线电设备包括:放大输入到输入端的信号的第一放大器,其具有由可变电阻器确定的放大增益以产生第一放大信号;以及第二放大器,放大第一放大信号以产生第二放大信号。 此外,无线电设备包括校正第一放大器的直流偏移的第一校正单元和校正第二放大器的直流偏移的第二校正单元。 无线电设备还包括参考电压源或参考电流源,其提供用于将直流偏移引用到第一放大器和第二放大器的参考电压或参考电流,再次控制器控制第一放大器的放大增益; 以及校正控制器,控制增益控制器将放大增益设定为最大,并且基于通过将参考电压或参考电流输入到输入端获得的第二放大信号来控制第一和第二校正单元执行第二校正单元的校正 终端,然后基于通过将参考电压或参考电流输入到第一放大器的输入端而获得的第二放大信号来执行第一校正单元的校正。
    • 36. 发明申请
    • AMPLIFIER AND RADIO
    • 放大器和无线电
    • US20100225397A1
    • 2010-09-09
    • US12558807
    • 2009-09-14
    • Kohei OnizukaMasahiro HosoyaHiroaki IshiharaShoji OtakaOsamu Watanabe
    • Kohei OnizukaMasahiro HosoyaHiroaki IshiharaShoji OtakaOsamu Watanabe
    • H03F3/26
    • H03F3/602H03F3/26H03F2200/537H03F2200/541H03F2200/543
    • An amplifier includes: a substrate; first to fourth amplifying units arranged on the substrate and each having first and second terminals, and each amplifying first and second signals to generate first and second amplified signals; a first inductive line arranged on the substrate, connecting the first terminal of the first amplifying unit and the first terminal of the second amplifying unit, and having a linear portion and a bending portion; a second inductive line arranged on the substrate, connecting the second terminal of the second amplifying unit and the first terminal of the third amplifying unit, and having a linear portion and a bending portion; a third inductive line arranged on the substrate, connecting the second terminal of the third amplifying unit and the first terminal of the fourth amplifying unit, and having a linear portion and a bending portion; a fourth inductive line arranged on the substrate, connecting the second terminal of the fourth amplifying unit and the second terminal of the first amplifying unit, and having a linear portion and a bending portion; and a fifth inductive line which establishes magnetic field coupling with the first to fourth inductive lines, and has third and fourth terminals, combines the plurality of the first amplified signals amplified to output the first combined signal from the third terminal, and combines the plurality of the second amplified signals to output the second combined signal from the fourth terminal.
    • 放大器包括:基板; 布置在基板上的第一至第四放大单元,每个具有第一和第二端子,并且每个放大第一和第二信号以产生第一和第二放大信号; 布置在所述基板上的第一感应线,连接所述第一放大单元的第一端子和所述第二放大单元的所述第一端子,并且具有直线部分和弯曲部分; 布置在基板上的第二感应线,连接第二放大单元的第二端子和第三放大单元的第一端子,并具有直线部分和弯曲部分; 布置在基板上的第三感应线,连接第三放大单元的第二端子和第四放大单元的第一端子,并具有直线部分和弯曲部分; 布置在基板上的第四感应线,连接第四放大单元的第二端子和第一放大单元的第二端子,并具有直线部分和弯曲部分; 以及第五感应线,其与第一至第四感应线建立磁场耦合,并且具有第三和第四端子,将被放大的多个第一放大信号组合以输出来自第三端子的第一组合信号,并将多个 第二放大信号以从第四终端输出第二组合信号。
    • 37. 发明授权
    • Bias circuit and amplifier using the same
    • 偏置电路和放大器使用相同
    • US07733186B2
    • 2010-06-08
    • US12404520
    • 2009-03-16
    • Masahiro HosoyaRui Ito
    • Masahiro HosoyaRui Ito
    • H03F3/04
    • G05F3/26G05F3/20H03F1/301H03F3/45475H03F2200/447H03F2203/45244
    • A bias circuit including: a first current source which generates a first current; a second current source which generates a second current having a temperature-to-output current characteristic that an output current characteristic increases or decreases with a change in temperature to intersect with that of the first current; a first current-voltage conversion circuit which converts the first current to a first voltage; a second current-voltage conversion circuit which has an input terminal and converts a current inputted into the input terminal to a second voltage; a comparison circuit which compares the first voltage and the second voltage and generates a third current according to a result of the comparison; an addition unit which adds the third current to the second current and inputs a resulting current to the input terminal; and a voltage-current conversion circuit which converts the second voltage to a fourth current for bias.
    • 一种偏置电路,包括:产生第一电流的第一电流源; 产生第二电流的第二电流,所述第二电流具有输出电流特性随温度变化而与第一电流相交的温度 - 输出电流特性的增加或减小; 第一电流电压转换电路,其将第一电流转换为第一电压; 第二电流电压转换电路,其具有输入端子,并将输入到所述输入端子的电流转换为第二电压; 比较电路,其比较所述第一电压和所述第二电压,并根据所述比较结果产生第三电流; 加法单元,其将所述第三电流加到所述第二电流,并将所得电流输入到所述输入端; 以及电压 - 电流转换电路,其将第二电压转换为用于偏置的第四电流。
    • 38. 发明授权
    • Apparatus and method for image formation with a liquid developer
    • 用液体显影剂成像的装置和方法
    • US06600890B2
    • 2003-07-29
    • US09974787
    • 2001-10-12
    • Masahiro HosoyaHitoshi YagiYasushi ShinjoHaruhi Oh-Oka
    • Masahiro HosoyaHitoshi YagiYasushi ShinjoHaruhi Oh-Oka
    • G03G1510
    • G03G15/0121
    • Image forming apparatus which form an image on a substrate and uses a liquid developer containing toner particles and a solvent. One embodiment includes a latent image retaining body, a first developing surface facing the latent image retaining body at a first development station, a latent image forming unit, and a second developing surface facing the latent image retaining body at a second development station. The latent image retaining body has a photosensitive layer which has a dielectric constant ∈p [C2/Nm2] and an average thickness dp [m]. The photosensitive layer retains an image developed by the first developing surface and a latent image comprising image and non-image regions formed by the latent image forming unit. The second developing surface is supplied with a developing electrical potential having an electrical potential difference &Dgr;V from an electrical potential of non-image region of the latent image. The plurality of toner particles of the first liquid developer has a volume density &rgr;m [kg/m3], a surface density mr [kg/m2], a dielectric constant ∈r [C2/Nm2], an average radius r [m], and a density of electrical charge qr [C/kg], and the image developed on the latent image retaining body by the first developing surface has an average thickness dr [m] at the second development station. The second liquid developer has an average thickness dt [m] at the second development station and a dielectric constant ∈t [C2/Nm2], wherein following equations are satisfied, 1 × 10 - 11 ⁡ [ N ] ≤ 4 ⁢ π ⁢   ⁢ r 3 ⁢ ρ m ⁢ q r 3 ⁢ ( - q r ⁢ m r ϵ r ⁢ d r ⁢ ( d r - 1 A ⁢ d r m r ⁢ ( - Δ ⁢   ⁢ V q r + ( d r 2 ⁢   ⁢ ϵ r + d t ϵ t ) ⁢ m r ) ) ) ≤ 8 × 10 - 9 ⁡ [ N ] , ⁢ and ⁢   ⁢ A = d p ϵ p + d r ϵ r + d t ϵ t .
    • 在基板上形成图像并使用含有调色剂颗粒和溶剂的液体显影剂的图像形成装置。 一个实施例包括潜像保持体,在第一显影台处面对潜像保持体的第一显影表面,潜像形成单元和在第二显影站处面对潜像保持体的第二显影表面。 潜像保持体具有介电常数为inp [C2 / Nm2]和平均厚度dp [m]的感光层。 感光层保持由第一显影表面显影的图像和包括由潜像形成单元形成的图像和非图像区域的潜像。 向第二显影表面提供具有与潜像的非图像区域的电位相差电位差DELTAV的显影电位。 第一液体显影剂的多个调色剂颗粒的体积密度rhom [kg / m3],表面密度mr [kg / m2],介电常数为inr [C2 / Nm2],平均半径r [m] 和电荷密度qr [C / kg],并且由第一显影面在潜像保持体上显影的图像在第二显影台具有平均厚度dr [m]。 第二液体显影剂在第二显影台具有平均厚度dt [m],介电常数为int [C2 / Nm2],其中满足以下等式,
    • 39. 发明授权
    • Image forming apparatus and image forming method
    • 图像形成装置和使用液体显影剂的成像方法
    • US06314253B1
    • 2001-11-06
    • US09471488
    • 1999-12-23
    • Masahiro HosoyaHitoshi YagiTakeshi WatanabeYasushi ShinjoHaruhi Oh-oka
    • Masahiro HosoyaHitoshi YagiTakeshi WatanabeYasushi ShinjoHaruhi Oh-oka
    • G03G1510
    • G03G15/11
    • Disclosed is image forming apparatus, including a photoconductor, a charger charging the surface of the photoconductor, a light source exposing the charged surface of the photoconductor to light to form a latent image, a developing unit supplying a liquid developing agent containing a liquid component and a solid component onto the photoconductor so as to convert the latent image into a visible image, a liquid component adjusting unit for adjusting the weight of the liquid component of the liquid developing agent on the surface of the photoconductor to meet the relationship of 0.1≦Ml/Ms≦4.0, where Ms represents the weight of the solid component of the developing agent supplied onto the photoconductor, and Ml represents the weight of the Liquid component of the developing agent, and a transfer unit transferring the visible image onto an image carrier.
    • 公开了一种图像形成装置,包括光电导体,对感光体的表面充电的充电器,将感光体的带电表面曝光以形成潜像的光源,提供含有液体成分的液体显影剂的显影单元和 将固体成分转印到感光体上,以将潜像转换为可见光图像;液体成分调节单元,用于调节光电导体表面上的液体显影剂的液体成分的重量,以满足0.1 <= M1 / Ms <= 4.0,其中Ms表示提供到光电导体上的显影剂的固体组分的重量,M1表示显影剂的液体组分的重量,以及将可见图像转印到图像上的转印单元 载体