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    • 1. 发明授权
    • Key telephone transmission system
    • 关键电话传输系统
    • US4583214A
    • 1986-04-15
    • US591191
    • 1984-03-16
    • Hiroyuki MiyashitaAkira HiratoYoshihiro Kawata
    • Hiroyuki MiyashitaAkira HiratoYoshihiro Kawata
    • H04Q3/58H04L5/20H04M9/00
    • H04L5/20H04M9/003
    • A transmission system for a key telephone system, in which speech signals and control signals are transmitted through two pairs of transmission conductors between a key service unit and each of a plurality of key telephone sets, and in which DC electric power is supplied from the key service unit to each of a plurality of telephone sets. In accordance with the present invention, the speech signal and the control signal are transmitted through a first transmission line of high frequency band provided by one pair of the transmission conductors from the key telephone set to the key service unit, and the speech signal and the control signal are transmitted through a second transmission line of high frequency band provided by the other pair of the transmission conductors from the key service unit to the key telephone set. A third transmission channel is provided by the use of respective neutral points of the two pairs of transmission conductors established at the key service unit and by the use of respective neutral points of the two pairs of transmission conductors established at the key service unit to form a voice-frequency two-way transmission line between the key service unit and the key telephone set. DC electric power is supplied from the key service unit to the voice-frequency two-way transmission line from a DC power source, so that the DC electric power supplied is separated from the voice-frequency two-way transmission line by a power separating circuit, such as a smoothing circuit.
    • 一种用于密钥电话系统的传输系统,其中语音信号和控制信号通过密钥服务单元和多个密钥电话机中的每一个之间的两对传输导体传输,并且其中从该密钥提供直流电力 服务单元连接到多个电话机中的每一个。 根据本发明,语音信号和控制信号通过由一对发送导体从密钥电话机提供给密钥服务单元的高频带的第一传输线传输,语音信号和 控制信号通过另一对传输导体从密钥服务单元提供给密钥电话机的高频带的第二传输线传输。 通过使用在密钥服务单元处建立的两对发送导体的各个中性点以及通过使用在密钥服务单元建立的两对发送导体的各个中性点来提供第三传输信道,以形成 关键业务单元与密钥电话机之间的语音双向传输线。 直流电从密钥服务单元从直流电源提供给语音双向传输线路,使得所提供的直流电力通过功率分离电路与语音双向传输线路分离 ,如平滑电路。
    • 2. 发明授权
    • Subscriber's circuit for time division switching system
    • 用于时分切换系统的用户电路
    • US4592046A
    • 1986-05-27
    • US595668
    • 1984-04-02
    • Yoshihiro KawataTsunetaka SakataTeruo MatsufujiTetsuro InomataHiroyuki Miyashita
    • Yoshihiro KawataTsunetaka SakataTeruo MatsufujiTetsuro InomataHiroyuki Miyashita
    • H04Q11/04H04J3/12H04M1/00H04M3/00
    • H04Q11/04
    • A click tone removing system for a time division switching system which performs switching of speech channels by a highway switch inserted in a highway. When a hook information detector and a dial information detector detect hook information and a dial information, respectively, delivery of a PCM speech sending signal to the highway is prevented by a blocking function for a fixed period of time, so that the highway is controlled to switch the speech channel, thereby removing a click tone generated by dialing. A subscriber's circuit of an exchange, which changes over a speech sending highway and a speech receiving highway by means of a highway switch, is characterized by the provision of an A/D converter for digitizing a speech sending signal to a digitized speech sending signal sent out to the speech sending highway, a D/A converter for converting a digitized speech receiving signal applied from the speech receiving highway into an analog signal, a gate for gating the input signal to the D/A converter, and a control circuit for controlling the gate, so that during real time processing the speech receiving signal highway is interrupted by opening and closing the gate without controling the higway switch.
    • 一种用于时分切换系统的点击音消除系统,其通过插入高速公路的高速公路开关来执行语音信道的切换。 当挂钩信息检测器和拨号信息检测器检测到挂钩信息和拨号信息时,分别通过阻塞功能在一段固定的时间段内将PCM语音发送信号发送到高速公路,使得公路被控制到 切换语音通道,从而消除通过拨号产生的点击音。 通过公路交换机在语音发送高速公路和语音接收公路上改变的交换机的用户电路的特征在于,提供用于将语音发送信号数字化到发送的数字化语音发送信号的A / D转换器 用于将从语音接收公路应用的数字化语音接收信号转换成模拟信号的D / A转换器,用于将输入信号选通到D / A转换器的门,以及用于控制的控制电路 门,使得在实时处理期间,通过打开和关闭门而中断语音接收信号高速公路,而不控制高速开关。
    • 3. 发明授权
    • Automatic control system and method using same
    • 自动控制系统及使用方法
    • US5880437A
    • 1999-03-09
    • US917873
    • 1997-08-27
    • Shigeru KasaiHiroyuki Miyashita
    • Shigeru KasaiHiroyuki Miyashita
    • H01L21/205G05B13/02G05D23/19H01L21/31H05B1/02
    • G05B13/021G05D23/1917
    • An automatic control system controls a controlled variable serving as an object 2 to be controlled so that the object 2 approaches a predetermined target value, by means of an optimum regulator 4. The automatic control system include: a gain setting section 48 for setting a gain; a comparing section 48 for comparing the target value with the controlled variable serving as the object; and a weight control section 50 for weighting the gain set by the gain setting section so as to increase the weight from 0 to 1 within a predetermined period of time and for deriving a corrected manipulated variable in response to the time when a difference between the target value and the controlled variable comes within a range of a predetermined percentage of the target value, so that the corrected manipulated variable is added to the manipulated variable derived by the optimum regulator. Thus, the gain is controlled so as to gradually increase only within a restricted range, so that it is possible to quickly and accurately control an object.
    • 自动控制系统通过最佳调节器4控制作为被控制对象2的受控变量,使物体2接近预定的目标值。自动控制系统包括:增益设定部分48,用于设定增益 ; 比较部分48,用于将目标值与用作对象的受控变量进行比较; 以及权重控制部分50,用于对由增益设置部分设置的增益进行加权,以在预定时间段内将权重从0增加到1,并且响应于目标之间的差异导出校正的操纵变量 值和受控变量在目标值的预定百分比的范围内,使得校正的操作变量被添加到由最佳调节器导出的操纵变量。 因此,增益被控制为仅在限制范围内逐渐增加,从而可以快速且准确地控制物体。
    • 5. 发明授权
    • Halftone phase shift photomask comprising a single layer of halftone
light blocking and phase shifting
    • 半色调相移光掩模包括单层半色调遮光和相移
    • US5604060A
    • 1997-02-18
    • US357350
    • 1994-12-16
    • Hiroyuki MiyashitaSachiko IshikitaKoichi Mikami
    • Hiroyuki MiyashitaSachiko IshikitaKoichi Mikami
    • G03F1/32G03F9/00
    • G03F1/32
    • The invention provides a halftone phase shift photomask that is of much more simplified structure and so can be fabricated much more easily, which comprises a transparent substrate 10 and a single halftone light-blocking and phase shift layer 11 that is formed on the surface thereof according to a predetermined pattern and is made up of a material of homogeneous composition, characterized in that:said single halftone light-blocking and phase shift layer has a film thickness d that is virtually equal to a value defined byd=.lambda./{2(n-1)}where .lambda. is the wavelength at which the photomask is used, and n is the index of refraction of the single layer, or that is an odd-numbered multiple of said value, and has a transmittance lying substantially in the range of 5 to 30%. The layer 11 may be made up of any of CrO.sub.x, CrN.sub.x, CrO.sub.x N.sub.y and CrO.sub.x N.sub.y C.sub.z.
    • 本发明提供了一种半色调相移光掩模,其结构非常简化,因此可以更容易地制造,其包括透明基板10和在其表面上形成的单个半色调光阻挡和相移层11,根据 由均匀组成的材料构成,其特征在于:所述单个半色调遮光和相移层的膜厚d实质上等于由d =λ/ {2( n-1)}其中λ是使用光掩模的波长,n是单层的折射率,或者是所述值的奇数倍,并且具有基本上在该范围内的透射率 为5〜30%。 层11可以由CrO x,CrN x,CrO x N y和CrO x N y C z中的任一种构成。
    • 6. 发明授权
    • Phase shift photomask comprising a layer of aluminum oxide with
magnesium oxide
    • 相移光掩模,其包含氧化铝层与氧化镁
    • US5380608A
    • 1995-01-10
    • US974919
    • 1992-11-12
    • Hiroyuki MiyashitaMasahiro TakahashiHiroshi Mohri
    • Hiroyuki MiyashitaMasahiro TakahashiHiroshi Mohri
    • G03F1/26G03F1/29G03F1/30G03F9/00
    • G03F1/29G03F1/30G03F1/26
    • The invention is directed to a phase shift photomask for which a film made of a material capable of providing an etching stopper layer that excels in etching selectivity and can interrupt etching surely and automatically, and provides a phase shift photomask at least comprising a substrate 30 and a phase shifter pattern made of a material composed mainly of silicon oxide that is provided on the surface of the substrate directly or with an opaque layer 37 interposed therebetween, said phase shift photomask being characterized in that the surface 30 is provided on the surface with an etching stopper layer 30 that comprises a mixture of Al.sub.2 O.sub.3 with MgO, ZrO.sub.2, Ta.sub.2 O.sub.5 or HfO, or CrO.sub.x, CrN.sub.y, CrC.sub.z, CrO.sub.x N.sub.y, CrO.sub.x C.sub.z or CrO.sub.x N.sub.y C.sub.z, or MgF.sub.2-2x O.sub.y, CaF.sub.2-2x O.sub.y, LiF.sub.2-2x O.sub.y, BaF.sub.2-2x O.sub.y, La.sub.2 F.sub.6-2x O.sub.y or Ce.sub.2 F.sub.6-2x O.sub.y, whereby the etching stopper layer is allowed to etch a transparent film for a phase shifter surely and accurately, when making a phase shifter pattern by etching.
    • 本发明涉及一种相移光掩模,其中由能够提供蚀刻选择性优异并且可以中断和自动中断蚀刻的蚀刻阻挡层的材料制成的膜,并且提供至少包括基板30的相移光掩模和 由主要由氧化硅构成的材料制成的移相器图案,其直接设置在基板的表面上,或者设置在其间的不透明层37,所述相移光掩模的特征在于,表面30设置在表面上 蚀刻阻挡层30,其包含Al 2 O 3与MgO,ZrO 2,Ta 2 O 5或HfO,或CrO x,CrN y,CrC z,CrO x N y,CrO x C z或CrO x N y C z或MgF 2 -2 x O y,CaF 2 -2 x O y,LiF 2 -2 x O y,BaF 2 -2 x O y,La 2 F 6 -2xOy或Ce2F6-2x Oy,从而当通过蚀刻制造移相器图案时,可以确切地和准确地蚀刻蚀刻停止层用于移相器的透明膜。
    • 9. 发明授权
    • Differential comparator, and pipeline type A/D converter equipped with the same
    • 差分比较器和管道型A / D转换器配备相同
    • US07817077B2
    • 2010-10-19
    • US12404835
    • 2009-03-16
    • Hiroyuki Miyashita
    • Hiroyuki Miyashita
    • H03M1/38
    • H03F3/45183H03F2203/45702H03F2203/45726H03K3/356139
    • In some examples, a differential comparator includes a differential amplifier configured to output differential output signals, a first switch portion configured to input the differential output signals from the differential amplifier and output the differential output signals from output terminals while alternatively changing over the output terminals, a latch portion configured to update and latch the differential output signals from the output terminals of the first switch portion, and a second switch portion configured to input output signals from the latch portion and output the latched output signals. The first switch portion and the second switch portion are changed over complementarily so that the differential output signals from the differential amplifier are always outputted from the same first and second output terminals of the second switch portion respectively.
    • 在一些示例中,差分比较器包括:差分放大器,被配置为输出差分输出信号;第一开关部分,被配置为从差分放大器输入差分输出信号,并且在输出端子交替地切换时输出来自输出端子的差分输出信号, 闩锁部分,被配置为更新并锁存来自第一开关部分的输出端的差分输出信号;以及第二开关部分,被配置为输入来自锁存部分的输出信号并输出​​锁存的输出信号。 第一开关部分和第二开关部分互补地改变,使得来自差分放大器的差分输出信号总是分别从第二开关部分的相同的第一和第二输出端子输出。
    • 10. 发明授权
    • Phase shift layer-containing photomask, and its production and correction
    • 含相移层的光掩模及其生产和校正
    • US5614336A
    • 1997-03-25
    • US337136
    • 1994-11-10
    • Koichi MikamiHiroyuki MiyashitaYoichi TakahashiHiroshi FujitaMasa-aki Kurihara
    • Koichi MikamiHiroyuki MiyashitaYoichi TakahashiHiroshi FujitaMasa-aki Kurihara
    • G03F1/00G03F9/00
    • G03F1/72G03F1/26G03F1/29G03F1/30
    • The present invention relates particularly to a process for producing phase shift layer-containing photomasks, which can produce phase shift photomasks through a reduced or limited number of steps to reduce or limit the incidence of phase shifter pattern deficiencies or other defects and at lower costs as well.For instance, a photomask blank of the structure that a substrate is provided thereon with an electrically conductive layer and a light-shielding thin film in this order is used to coat a starting material for spin-on-glass uniformly on a light-shielding pattern formed thereon. A pattern is directly drawn on the coated spin-on-glass layer with energy beams emanating from electron beam exposure hardware, etc., and the substrate is developed with a solvent after pattern drawing with energy beams to wash off an excessive spin-on-glass portion other than the spin-on-glass layer irradiated with the ionizing radiations. Finally, the post-development substrate is baked to form a phase shifter pattern.
    • 本发明特别涉及一种用于生产含相移层的光掩模的方法,其可以通过减少或限制数量的步骤产生相移光掩模,以减少或限制移相器图案缺陷或其它缺陷的发生,并以较低的成本 好。 例如,使用具有依次设置有导电层和遮光薄膜的基板的结构的光掩模坯料,以均匀地在遮光图案上涂布旋涂玻璃原料 形成在其上。 通过电子束曝光硬件等发出的能量束,直接在涂覆的旋涂玻璃层上绘制图案,在用能量束进行图案绘制之后,用溶剂对基板进行显影,以洗涤过量的自旋 - 除了用电离辐射照射的旋涂玻璃层以外的玻璃部分。 最后,烘烤后显影衬底以形成移相器图案。