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    • 1. 发明授权
    • Tabular grain emulsions exhibiting relatively constant high sensitivities
    • 具有相对恒定的高灵敏度的片状颗粒乳剂
    • US5709988A
    • 1998-01-20
    • US399798
    • 1995-03-07
    • Donald Lee BlackRoger Anthony BryantMark Edward Irving
    • Donald Lee BlackRoger Anthony BryantMark Edward Irving
    • G03C1/005G03C1/035
    • G03C1/0051
    • Radiation-sensitive emulsions are disclosed comprised of high bromide tabular grains containing a peripheral band of increased iodide concentration. The tabular grains exhibit an average equivalent circular diameter of at least 2.0 .mu.m and are of a face centered cubic crystal lattice structure of the rock salt type. The tabular grains include central and peripheral regions extending between their major faces. The peripheral region is up to 0.2 .mu.m in width and contains an iodide concentration at least 2 mole percent higher than that of the central region measured at a location adjacent the peripheral region. Dislocations are present in the peripheral region to increase sensitivity and are minimized in the central region to maintain relatively constant sensitivities when pressure is applied locally.
    • 公开了辐射敏感性乳剂,其包含含有碘化物浓度增加的周边带的高溴化物片状颗粒。 片状颗粒的平均当量圆直径至少为2.0μm,为岩盐类型的面心立方晶格结构。 片状颗粒包括在其主要面之间延伸的中心区域和周边区域。 周边区域的宽度最大为0.2μm,并且含有比邻近周边区域的位置测量的中心区域的碘浓度高至少2摩尔%的碘化物浓度。 在周边区域存在位错以提高灵敏度,并且在中心区域被最小化以在局部施加压力时保持相对恒定的灵敏度。
    • 2. 发明授权
    • Photographic emulsions of enhanced sensitivity and reduced contrast
    • 增强灵敏度和降低对比度的照相乳剂
    • US5667954A
    • 1997-09-16
    • US653855
    • 1996-05-28
    • Mark Edward IrvingDonald Lee Black
    • Mark Edward IrvingDonald Lee Black
    • G03C1/005G03C1/035
    • G03C1/0051
    • An emulsion of enhanced photographic sensitivity and reduced contrast is disclosed containing high bromide tabular grains having a non-uniform iodide distribution, including (a) a peripheral zone extending inwardly from edges and corners of the tabular grains and providing (i) a maximum iodide concentration along the edges and (ii) a lower iodide concentration at the corners than elsewhere along the edges, (b) a central zone providing a minimum iodide concentration and accounting for at least 35 percent of total silver forming the tabular grains and, (c) extending from the central zone to the peripheral zone, an intermediate zone (i) containing a higher iodide concentration than the central zone, ranging from greater than 2 to 10 mole percent, based on silver forming the intermediate zone, and (ii) accounting for from 5 to 35 percent of total silver forming the tabular grains.
    • 公开了具有增强的照相感光度和降低的对比度的乳液,其含有具有不均匀碘分布的高溴化物片状颗粒,包括(a)从片状颗粒的边缘和角落向内延伸的周边区域,并提供(i)最大碘化物浓度 (b)中心区域提供最小的碘化物浓度,占总形成片状颗粒的总银的至少35%,(c) 从中心区延伸到周边区域,基于形成中间区域的银,含有比中心区域更高的碘化物浓度的中间区域(i),其范围为大于2至10摩尔%,和(ii)考虑 形成片状颗粒的总银的5%至35%。
    • 3. 发明授权
    • Pneumatic tire having transponder and method of measuring pressure within a pneumatic tire
    • 具有转发器的气动轮胎和测量充气轮胎内的压力的方法
    • US06543279B1
    • 2003-04-08
    • US09622688
    • 2000-08-18
    • Dale Lee YonesRichard Stephen PollackDonald Lee BlackRobert Walter Brown
    • Dale Lee YonesRichard Stephen PollackDonald Lee BlackRobert Walter Brown
    • B60C2302
    • B60C23/0408
    • A transponder measures temperatures and pressure within a pneumatic tire. A temperature count is transmitted, which is a function of temperature. A pressure count is transmitted, which is a function of both temperature and pressure. The pressure is determined by dividing the temperature count by the pressure count. Within the transponder, a timing generator generates a first timing window during which temperature is measured and a second timing window during which pressure is measured; a temperature register captures first data indicative of the temperature within the tire; a pressure register captures second data indicative of the pressure within the tire; and a modulator circuit impresses the first data as a first portion of a data stream on a signal output by the transponder, and impresses the second data as a second portion of the data stream on the signal output by the transponder. An oscillator outputs a signal having a first frequency which is indicative of the temperature within the tire during the first timing window, and having a second frequency which is indicative of the pressure within the tire during the second timing window. A register/counter circuit counts the oscillations of the oscillator signal during the first timing window to capture the first data in the first register, and counts the oscillations of the oscillator signal during the second timing window to capture the second data in the second register.
    • 应答器测量充气轮胎内的温度和压力。 传输温度计数,这是温度的函数。 传送压力计数,这是温度和压力的函数。 压力通过将温度计数除以压力计数来确定。 在应答器内,定时发生器产生测量温度的第一定时窗口和测量压力的第二定时窗口; 温度寄存器捕获指示轮胎内的温度的第一数据; 压力记录器捕获指示轮胎内的压力的第二数据; 并且调制器电路将第一数据作为数据流的第一部分在由应答器输出的信号上印象,并且将第二数据作为数据流的第二部分印在由应答器输出的信号上。 振荡器输出在第一定时窗口期间指示轮胎内的温度的第一频率的信号,并且具有在第二定时窗口期间指示轮胎内的压力的第二频率。 寄存器/计数器电路在第一定时窗口期间对振荡器信号的振荡进行计数以捕获第一寄存器中的第一数据,并且在第二定时窗口期间对振荡器信号的振荡进行计数,以捕获第二寄存器中的第二数据。
    • 7. 发明授权
    • RF transponder and method of measuring parameters associated with a monitored object
    • RF转发器和测量与被监视对象相关的参数的方法
    • US06486776B1
    • 2002-11-26
    • US09622555
    • 2000-08-17
    • Richard Stephen PollackDonald Lee BlackDale Lee YonesRobert Walter Brown
    • Richard Stephen PollackDonald Lee BlackDale Lee YonesRobert Walter Brown
    • G08B1900
    • B60C23/0408
    • A radio frequency (RF) transponder (200) capable of measuring parameters associated with an object and transmitting data to an external reader/interrogator (106, 400). In use with a pneumatic tire (104), the transponder measures temperature and pressure within the tire. The transponder includes circuitry (226) for controlling windows of time (WT and WP) during which real-time temperature and pressure measurements are made, and for storing (236) calibration data, transponder ID number and the like, and for transmitting this information in a data stream (FIG. 3C) to the reader/interrogator. An excessive temperature condition may also be sensed (MTMS 218) and included in the data stream. The circuitry of the transponder is preferably implemented on a single IC chip (204), using CMOS technology, with few components external to the IC chip. The transponder is preferably passive, deriving its operating power from an RF signal provided by the exernal reader/interrogator. Data (NT) indicative of temperature and data (NP) indicative of pressure are both transmitted to the reader/interrogator, along with calibration data. A calibration data stored by the transponder and transmitted in the data stream is a slope of NT/NP, or the “ratioed” response of the temperature count divided by the pressure count, which is determined during calibration of the transponder.
    • 射频(RF)应答器(200),能够测量与对象相关联的参数并将数据发送到外部读取器/询问器(106,400)。 在使用充气轮胎(104)时,应答器测量轮胎内的温度和压力。 应答器包括用于控制实时温度和压力测量的时间窗口(WT和WP)的电路(226),以及用于存储(236)校准数据,应答器ID号等,并用于发送该信息 在读取器/询问器的数据流(图3C)中。 也可以感测到过度的温度条件(MTMS 218)并包括在数据流中。 应答器的电路优选地使用CMOS技术在单个IC芯片(204)上实现,其中IC芯片外部的组件很少。 应答器最好是被动的,从外部读取器/询问器提供的RF信号导出其工作功率。 指示温度的数据(NT)和指示压力的数据(NP)都连同校准数据一起发送到读取器/询问器。 由应答器存储并在数据流中传输的校准数据是NT / NP的斜率,或温度计数的“比例”响应除以应答器校准期间确定的压力计数。