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    • 1. 发明申请
    • SEMICONDUCTOR DEVICE FOR DETECTING LIGHT AND RADIATION, AND METHOD OF MANUFACTURING THE DEVICE
    • 用于检测光和辐射的半导体器件及其制造方法
    • WO1995026573A1
    • 1995-10-05
    • PCT/JP1995000559
    • 1995-03-27
    • SEIKO INSTRUMENTS INC.SAITOH, YutakaINOUE, MasahiroYAMANAKA, JunkoIKEDA, Hirokazu
    • SEIKO INSTRUMENTS INC.
    • H01L31/112
    • H01L27/1443H01L27/14658
    • A light and radiation detector provided with a semiconductor element in which a MOS transistor and a depletion layer forming means which forms a depletion layer extended to the substrate area of the MOS transistor are formed on the same semiconductor substrate at a prescribed interval and a means which applies a reverse bias voltage to the depletion layer forming means. The detector is further provided with a P-N junction on the semiconductor substrate on which the MOS transistor is formed. The depletion layer resulting from the formation of the P-N junction operates as a detecting section. When light or radiation falls on the depletion layer, the impedance in the detecting section changes with the intensity of the incident light or radiation. Since the substrate potential of the MOS transistor changes with the impedance change, the change of drain current of the MOS transistor is a function of the intensity of the incident light or radiation. The change of the drain current is read out as a detection output. The light and radiation detector is high in operating speed and low in power consumption.
    • 一种具有半导体元件的光和辐射检测器,其中以规定的间隔在相同的半导体衬底上形成MOS晶体管和形成耗尽层的耗尽层形成装置,所述耗尽层形成装置延伸到MOS晶体管的衬底区域, 向耗尽层形成装置施加反向偏置电压。 检测器还在其上形成有MOS晶体管的半导体衬底上设置有P-N结。 由形成P-N结产生的耗尽层作为检测部分进行操作。 当光或辐射落在耗尽层上时,检测部分中的阻抗随入射光或辐射的强度而变化。 由于MOS晶体管的衬底电位随着阻抗变化而变化,所以MOS晶体管的漏极电流的变化是入射光或辐射的强度的函数。 读出漏极电流的变化作为检测输出。 光和辐射检测器的运行速度高,功耗低。
    • 3. 发明申请
    • POSITION INPUT DEVICE AND KEYBOARD APPARATUS
    • 位置输入设备和键盘设备
    • WO1993018448A1
    • 1993-09-16
    • PCT/JP1993000230
    • 1993-02-25
    • SEIKO INSTRUMENTS INC.WATANABE, ToshiakiSAEKI, ShinjiMORITA Yoshiyuki
    • SEIKO INSTRUMENTS INC.
    • G06F03/03
    • G06F3/046
    • A position input device which does not need to connect a position indicator to a position detector. The input device can easily obtain expandability of condition setting such as mounting of a large number of switches to the position indicator, and moreover can simplify the circuit. When a resonant circuit (4) provided on the position indicator (5) approaches first and second coupling means (1, 2), electromagnetic couplings (M1 and M2) occur, and a positive feedback loop is formed through a series of route ranging from the output of an amplification circuit (3), first coupling means, electromagnetic coupling (M1), resonant circuit (4) second coupling means (M2) and the input of amplification circuit (3). Accordingly, oscillation occurs at the resonance frequency of the resonant circuit (4) and an oscillation signal (101) can be obtained. The amplitude of the oscillation signal (101) changes in accordance with the position of the position indicator (5), and a position detection circuit (6) obtains position data of the position indicator (5) from the amplitude of the oscillation signal (101). A condition detection circuit (8) can detect switch data of switches (SW1, SW2) set by a condition setting circuit (7) from the frequency of oscillation signal (101).
    • 5. 发明申请
    • DEVICE FOR READING OUT COORDINATE
    • 用于阅读协调的设备
    • WO1992009029A1
    • 1992-05-29
    • PCT/JP1991001561
    • 1991-11-14
    • SEIKO INSTRUMENTS INC.KANNO, Yosuke
    • SEIKO INSTRUMENTS INC.
    • G06F03/03
    • G06F3/046
    • A device for reading out coordinates which is provided with a part for reading out coordinates in which a plurality of exciting wire groups and a plurality of sensing wire groups are laid, a coordinate indicator which has a resonance circuit comprising a coil and a capacitor, and in which one or more series circuits each of which comprises a switch and a capacitor are connected in parallel with the resonance circuit, a first selecting circuit which selects successively the exciting wire groups, a second selecting circuit which selects successively the sensing wire groups, an exciting circuit which is connected with the first selecting circuit and feeds exciting signals, each having a frequency neighbouring the resonance frequency of the resonance circuit, to the exciting wire groups, an amplitude sensing circuit which is connected with the second selecting circuit and senses the amplitudes of induction signals induced in the sensing wire groups, a phase sensing circuit which senses the phases of the induction signals induced by the exciting signals, an amplitude storing means which stores the output of the amplitude sensing circuit, a phase storing means which stores the output of the phase sensing circuit, a controlling circuit which judges the states of the switches in the coordinate indicator according to the difference between the output of the amplitude sensing circuit and the information stored in the amplitude storing means and to the difference between the output of the phase sensing circuit and the information stored in the phase storing means.
    • 6. 发明申请
    • MECHANICAL TIMEPIECE WITH TOURBILLON MECHANISM
    • 机械时代与TOURBILLON机制
    • WO1997007435A1
    • 1997-02-27
    • PCT/JP1996002266
    • 1996-08-09
    • SEIKO INSTRUMENTS INC.TOHKOKU, MuneoTANAKA, Tsuyoshi
    • SEIKO INSTRUMENTS INC.
    • G04B17/28
    • G04B17/285
    • A mechanical timepiece with a tourbillon mechanism, which is thin-shaped, large in freedom in design and affords precise adjustment of time accuracy. The mechanical timepiece comprises a tourbillon mechanism having a cage (1) which mounts thereon a timed annular balance (7), a pallet-fork (6) and an escape wheel (5) and is adapted to revolve integrally. The cage (1) comprises a cage lower plate (10), on an outer periphery of which is formed a gear (14) adapted to be driven by a train wheel (21). A pinion (3) formed coaxial with the escape wheel (5) engages with an internal tooth gear (9) which is secured to a main plate (8), and the pinion (3) and the internal tooth gear (9) make planetary gear movements, in which the escape wheel (5) makes rotation units own axis and revolution as the cage (1) rotates. The cage (1) has a cage upper plate (12) which is provided with a pallet bridge (16) for supporting the pallet-fork (6) in a swinging manner, and the pallet bridge (16) does not overlap that rim portion (17) of timed annular balance (7) in plane, which is pivotally supported by the cage lower plate (10) and the cage upper plate (12). At least the gear (14) on the outer periphery of the cage lower plate (10), the internal tooth gear (9) and the pinion (3) have a tooth profile formed by an involute of the same module and the same pressure angle.
    • 具有陀飞轮机构的机械钟表,其薄型,设计自由度大,并提供精确的时间精度调节。 所述机械钟表包括陀飞轮机构,所述陀飞轮机构具有安装在其上的定时环形平衡架(7),托盘叉(6)和擒纵轮(5)并且适于一体旋转的保持架(1)。 保持架(1)包括笼式下板(10),其外周形成有适于由轮系(21)驱动的齿轮(14)。 与擒纵轮(5)同轴形成的小齿轮(3)与固定在主板(8)上的内齿轮(9)啮合,小齿轮(3)和内齿轮(9)形成行星 齿轮运动,当保持架(1)旋转时,擒纵轮(5)使旋转单元自身的轴线和转动。 保持架(1)具有保持架上板(12),其设置有用于以摆动的方式支撑托盘叉(6)的托板桥(16),并且托板桥(16)不与该边缘部分重叠 (17),其平面中的定时环形平衡(7)由所述保持架下板(10)和所述保持架上板(12)枢转地支撑。 至少保持架下板(10)的外周上的齿轮(14),内齿轮(9)和小齿轮(3)具有由相同模块的渐开线形成的齿廓,并且具有相同的压力角 。
    • 8. 发明申请
    • CHARGED PARTICLE RAY APPARATUS AND METHOD OF OBSERVING SAMPLES
    • 充电粒子装置和观察样品的方法
    • WO1991002374A1
    • 1991-02-21
    • PCT/JP1989000810
    • 1989-08-08
    • SEIKO INSTRUMENTS INC.YONEZAWA, Akira
    • SEIKO INSTRUMENTS INC.
    • H01J37/10
    • H01J37/145
    • Spherical aberration coefficient and chromatic aberration coefficient in an electronic probe irradiation system are decreased by using an object lens which consists of an electrostatic lens and a magnetic field-type lens, in order to efficiently detect the formed secondary electrons through a hole of the electrostatic lens. In the charged particle ray apparatus which permits the sample to be selectively irradiated with positive ions and electrons, furthermore, the electron beam is focused on the sample using the object lens which consists of the electrostatic lens and the magnetic field-type lens. The beam is focused on the sample by the magnetic field action of the electrostatic lens that is maintained at the same polarity as the case when the positive ion beam and the electrons are focused; i.e., positive ions and electrons are focused on the same sample position maintaining the strength of the object lens nearly constant.
    • 通过使用由静电透镜和磁场型透镜构成的物镜来减小电子探针照射系统中的球面像差系数和色差系数,以便通过静电透镜的孔有效地检测形成的二次电子 。 此外,在允许用正离子和电子选择性地照射样品的带电粒子射线装置中,使用由静电透镜和磁场型透镜构成的物镜将电子束聚焦在样品上。 光束通过静电透镜的磁场作用聚焦在样品上,静电透镜保持在与正离子束和电子聚焦的情况下相同的极性; 即正离子和电子聚焦在相同的样品位置上,保持物镜的强度几乎恒定。
    • 9. 发明申请
    • DIFFERENTIAL THERMOBALANCE
    • 差异性温度
    • WO1991002240A1
    • 1991-02-21
    • PCT/JP1989000761
    • 1989-07-27
    • SEIKO INSTRUMENTS INC.NAKAMURA, Nobutaka
    • SEIKO INSTRUMENTS INC.
    • G01N25/20
    • G01N25/4866
    • In order to stabilize a base line of a differential heat signal in a differential thermobalance and to improve measurement accuracy of differential calorimetry, the present invention provides a protuberance to each of the sample holder and reference holder, detects a signal, which is obtained by subtracting the temperature difference signal between both protuberances from the temperature difference signal between the sample holder and the reference holder, as a differential heat signal and thus reduces any influences of temperature gradient inside a heating furnace and stabilizes the base line of the differential heat signal to improve accuracy of differential calorimetry.
    • 为了使差分热平衡中的差热信号的基线稳定并且提高差示量热法的测量精度,本发明提供了每个样本保持器和参考保持器的突起,检测信号,该信号通过减去 两个突起之间的温差信号与样品保持器和参考保持器之间的温差信号,作为差热信号,从而减少加热炉内的温度梯度的任何影响,并使差热信号的基线稳定,以提高 差示量热法的精度。