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    • 1. 发明专利
    • Analysis control apparatus
    • 分析控制装置
    • JPS6180054A
    • 1986-04-23
    • JP20304484
    • 1984-09-28
    • Hitachi Keisoku Eng KkHitachi Ltd
    • TAKI MASAHIROMAEDA YOSHIOHIROSE HIROSHITAKASHIMA YOHEIADACHI YOSHIFUMI
    • G01N35/00
    • G01N35/00
    • PURPOSE:To automatically reproduce the operational procedure of an apparatus, by providing a key operational procedure memory key and a reproduction processing key and accurately reproducing operational procedure by the input of the reproduction processing key. CONSTITUTION:The key operational procedures automatic memory key 11 provided to a key operation part 10 allows memory to store key operational procedure automatically and successively and a reproduction processing key 12 automatically reads and outputs the key operational procedure once stored in the memory. A control part 20 converts the key code outputted from the key operation part 10 to an order signal to output said order signal to a processing part 40. A memory apparatus 30 successively stores the key code thereafter by pushing the key 11. The memory apparatus 30 and the control part 20 are connected to a writing data bus (a) and a reading data bus (b) while a timer 25 limits an operation time. The processing part 40 is constituted of an analysis control part 41, a data processing part 42 and an input and output processing part 43 and an analytical part 50 is connected to the analysis control part 41.
    • 目的:通过提供密钥操作程序存储键和再现处理密钥,并通过输入再现处理密钥准确地再现操作过程来自动再现设备的操作过程。 构成:提供给键操作部10的关键操作程序自动存储键11允许存储器自动且相继地存储键操作过程,并且再现处理键12自动读取并输出一旦存储在存储器中的键操作过程。 控制部分20将从键操作部分10输出的键码转换为订单信号,以将所述订单信号输出到处理部分40.存储装置30通过按下键11连续地存储密钥代码。存储装置30 并且控制部分20在定时器25限制操作时间的同时连接到写入数据总线(a)和读取数据总线(b)。 处理部40由分析控制部41,数据处理部42以及输入输出处理部43构成,分析部50与分析控制部41连接。
    • 3. 发明专利
    • DE2814358A1
    • 1978-11-16
    • DE2814358
    • 1978-04-03
    • HITACHI LTD
    • MAEDA YOSHIO
    • G01J1/44H03M1/00G02F7/00
    • A light signal entering a photo-electric converter means is interrupted at a certain interval of time. An electrical signal produced from the photo-electric converter means, after a predetermined amount of electrical signal is added to it, is A-D converted. The difference between the digital signal associated with the interruption of light to the photo-electric converter means and the digital signal associated with non-interruption of light to the photo-electric converter means is produced, which difference is proportional to the incident light signal. Even when the light entering the photo-electric converter means is very weak, the fact that a predetermined amount of electrical signal is added contributes to A-D conversion of good linearity. Even very weak light is thus A-D converted accurately. Noises and undesirable DC signal components contained in the two types of digital signals are offset by production of the difference.
    • 5. 发明专利
    • ADJUSTING DEVICE FOR MEASURING APPARATUS
    • JPH0415521A
    • 1992-01-20
    • JP11761290
    • 1990-05-09
    • HITACHI LTD
    • MAEDA YOSHIO
    • G01D7/12G01D3/00
    • PURPOSE:To facilitate the adjustment of a measuring apparatus and to improve the adjustment efficiency by converting a result of measurement to an audible sound and expressing it, and informing the result of measurement by a sound wave to an operator who is executing the adjustment. CONSTITUTION:In a microspectrophotometer, the signal quantity detected by a detecting means 5 is converted to a proportional electric signal, amplified 6, A/D-converted 7, and thereafter, inputted to a digital computer 8. A result of measurement of a spectral reflection spectrum, etc., is displayed on a measurement result indicator 9. IN such a state, at the time of adjustment of an apparatus, a voltage output being proportion to the signal quantity detected by the detecting means is outputted from a computer 8 through a D/A converter 10. This output is frequency-converted 11 and amplified 12 and a sound wave is generated from a loudspeaker 13. A pitch of a generated sound wave corresponds to magnitude of the signal quantity detected by the detecting means 5, therefore, an operator can concentrate on the adjustment work by depending on a pitch of a sound from the loudspeaker 13 without looking at the measurement result indicator 9.
    • 7. 发明专利
    • AUTOMATIC WAVELENGTH READER FOR SPECTROSCOPE
    • JPS62207918A
    • 1987-09-12
    • JP5039786
    • 1986-03-10
    • HITACHI LTDHITACHI INSTRUMENTS ENG
    • TOMITA KOJIMAEDA YOSHIOHIROSE HIROSHISUZUKI TADASHIKAWARAI NAOMI
    • G01J3/06
    • PURPOSE:To execute a wavelength calibration and setting of initial values in a short time by a simple constitution, by deriving a signal for detecting whether a tuning wavelength of a spectroscope is in a longer wavelength side or a shorter wavelength side than a calibrating wavelength. CONSTITUTION:When a tuning wavelength lambda of a tuner of a spectroscope is in a longer wavelength side than a calibrating wavelength lambdaC, by a wavelength position discriminating plate 30, a wavelength position discriminating signal 60 from a lightning photoelectric converting means 20 becomes a long wavelength detecting signal, and when the tuning wavelength lambda is in a shorter wavelength side than the calibrating wavelength lambdaC, the wavelength position discriminating signal 60 becomes a short wavelength detecting signal. When a power source is turned on, the spectroscope is scanned automatically in the direction of the calibrating wavelength lambdaC by said detecting signal, and when the tuning wavelength of the spectroscope has become the calibrating wavelength lambdaC, a value of lambdaC is set to a wavelength is set to a wavelength counter and a wavelength scan is stopped, by a wavelength calibrating pulse generated by a variation of said detecting signal.
    • 8. 发明专利
    • CONTROL DEVICE FOR SPECTROSCOPE
    • JPS5835423A
    • 1983-03-02
    • JP13412081
    • 1981-08-28
    • HITACHI LTD
    • MAEDA YOSHIO
    • G01J3/06
    • PURPOSE:To make the restoration possible without direct manual operation, by selectively forbidding only the driving in the short wavelength direction by a short wavelength end limit switch and only the driving in the long wavelength direction by a long wavelength end limit switch. CONSTITUTION:When the short wavelength limit switch 42 is turned ON, an AND gate 46A is cut OFF and forward direction pulses FWD are forbiddin, but reverse direction pulses REV can be supplied to a sequence circuit 31 through an AND gate 46B. Conversely, when the long wavelength limit switch 43 is actuated and turned ON, the AND gate 46B is cut OFF and the reverse direction pulses REV are forbidden, but the forward direction pulses FWD can be supplied through the AND gate 46A. In any case, the switches 42 and 43 are never turned ON simultaneously. In this constitution, even though the driving is stopped at the end of either wavelength, the restoration can be always achieved by the driving in the reverse direction.
    • 9. 发明专利
    • Multi-wavelength spectrometer
    • 多波长光谱仪
    • JPS5760231A
    • 1982-04-12
    • JP13431580
    • 1980-09-29
    • Hitachi Ltd
    • MAEDA YOSHIO
    • G01J3/36G01J3/02G01J3/28
    • G01J3/36G01J3/02G01J3/0262G01J3/2803
    • PURPOSE:To eliminate the replacement of filters by arranging them on individual image detectors adapted to simultaneously detect spectra scattered according to the wavelength, as shited perpendicular to the scattered surface. CONSTITUTION:A light coming from a slit 21 is separated into spectra lambdal...lambdan with a grating and a prism. They irradiate image detectors 3, the output of which is processed with an amplifier 4, a scanner 5, an A/D converter 7, a memory 8 and the like to obtain data. The image detector 3 is composed of a plurality of detectors 31-33 and shifted perpendicular to the spectral surface (at the right angle to AA'' in the drawing) and with both ends overlapping, cut filters 36-38 are inserted into the front of the photo detection surface of the detectors as required. This enables simultaneous measurement of multiple wavelength elminating complicated replacement of the filters thereby providing a spectrometer minimizing the mixing of stray light and light of higher order.
    • 目的:通过将滤波器放置在适合于同时检测垂直于散射表面的波长的根据波长散射的光谱的情况下,消除更换滤光片。 构成:来自狭缝21的光被分离成光栅,具有光栅和棱镜。 它们照射图像检测器3,其输出用放大器4,扫描器5,A / D转换器7,存储器8等处理,以获得数据。 图像检测器3由多个检测器31-33组成,并且垂直于光谱表面(与图中的AA“成直角)移动,并且两端重叠,切割过滤器36-38插入前面 的检测器的光检测表面。 这使得能够同时测量多个波长的复杂的滤波器的更换,从而提供最小化杂散光的混合和更高阶的光的光谱仪。
    • 10. 发明专利
    • DOUBLE LUMINOUS FLUX SPECTROPHOTOMETER
    • JPS54116284A
    • 1979-09-10
    • JP2213078
    • 1978-03-01
    • HITACHI LTD
    • MAEDA YOSHIOMATSUMOTO KOUICHIKAMITAKE SEIGO
    • G01J3/42G01J1/36
    • PURPOSE:To cancel the difference in the quantity of light due to difference in the reflecting parts of a rotary flicker device in a signal processing system, by integer- multiple-integrating the detected signals of sample light and reference light respectively in response to the number of reflecting members of the rotary flicker device. CONSTITUTION:A monochromatic light from a slit 3 of a spectroscope is reflected by the reflecting part of a rotary flicker device 10 to become a reference light and, simultaneously, become a sample light by transmitting through the sample provided in the transmission part, and the both lights are alternately detected by a detector 6 through a similar flicker device 10' which turns in synchronism with the flicker device 10. The both detection outputs of this detector 6 are passed through an A/D converter 30 and a memory 31 to be integrated by the integer multiples in a digital operation unit, depending on the number of the reflecting parts in the flicker devices 10, 10' thereby becoming a detection output with the difference in the quantity of light due to difference of reflecting parts canceled each other. Therefore, spectral analysis is possible without being influenced by the difference of the reflecting parts in the flicker devices.