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    • 1. 发明授权
    • Color image display
    • 彩色图像显示
    • US07034801B2
    • 2006-04-25
    • US10399705
    • 2001-12-28
    • Tsuneo SatoIchiro FurukiHiroshi ItoKeiki YamadaMasatoshi Takahashi
    • Tsuneo SatoIchiro FurukiHiroshi ItoKeiki YamadaMasatoshi Takahashi
    • G09G3/36
    • G09G3/3607G09G3/2011G09G3/2014G09G3/2077G09G3/3413G09G2310/0221G09G2310/0235G09G2320/0633G09G2320/064
    • An object of the present invention is to provide a color image display apparatus which can easily display a full-color animation of VGA class and attains reduction in size and lowering of price and which facilitates full-color gradation control. In order to achieve the object, a color image display apparatus includes a shutter control circuit that slices color component data subjected to color separation in accordance with a slice level, a light source control circuit that controls a light source corresponding to the color component data, one or plural light sources a converting device that converts light from the light source to surface light source light, a shutter which makes light of a corresponding pixel pass therethrough and cuts off the light and which is made of liquid crystal as a main material, and a timing circuit that generates operation timings for the shutter control circuit and the light source control circuit, in which the shutter control circuit transfers one line of slice data to the shutter sequentially on a slice level basis, the light source control circuit turns on the light source corresponding to the source data, and the shutter makes the light from the light source, which corresponds to the slice data representing gradation of the pixel, pass therethrough and cuts off the light to display an image.
    • 本发明的目的是提供一种可以容易地显示VGA类的全色动画并实现尺寸减小和价格降低的彩色图像显示装置,并且便于全色渐变控制。 为了实现该目的,彩色图像显示装置包括:快门控制电路,其对根据切片电平进行分色的色彩成分数据进行切片;光源控制电路,其控制与色成分数据对应的光源; 一个或多个光源,将来自光源的光转换为面光源的转换装置,使相应像素的光通过的遮光板切断光并由液晶作为主要材料, 定时电路,其生成用于快门控制电路和光源控制电路的操作定时,其中快门控制电路以片级顺序将一行切片数据顺序地传送到快门,光源控制电路接通光 源对应于源数据,并且快门使来自光源的光对应于切片数据 表示像素的灰度,通过并切断光以显示图像。
    • 2. 发明授权
    • Transmissive color liquid crystal display
    • 透射彩色液晶显示
    • US06690348B2
    • 2004-02-10
    • US10002122
    • 2001-12-05
    • Tsuneo SatoIchiro FurukiMasatoshi TakahashiKeiki Yamada
    • Tsuneo SatoIchiro FurukiMasatoshi TakahashiKeiki Yamada
    • G09G336
    • G02F1/133621G02F1/133615G02F2001/133618G02F2001/133622G02F2001/133626G09G3/3406G09G3/36G09G2300/02G09G2310/0235G09G2320/0626G09G2320/0633G09G2360/144G09G2360/145
    • A transmissive color liquid crystal display including a first liquid crystal section, a light-guiding element, a second liquid crystal section, and first and second liquid crystal drivers. The first liquid crystal section presents color images. The light-guiding element is situated behind the first liquid crystal section for orienting rays toward the first liquid crystal display section. The second liquid crystal section includes a plurality of zones capable of transmitting wavelength bands of external rays, respectively. The zones are selectively activated for introducing colored external rays through respective zones to the light-guiding element. The first liquid crystal driver controls the first liquid crystal section. While color-component data extracted from full color image data is input into the first liquid crystal driver in a time-division manner, the first liquid crystal driver activates and deactivates pixels on the first liquid crystal section for presenting images on the first liquid crystal display on the basis of the color-component data in time division manner. The second liquid crystal driver selectively activates the zones in the second liquid crystal section in time division manner for introducing colored external rays of which wavelength bands correspond to the color-component data through the zone to the light-guiding element for irradiating the images on the first liquid crystal section with the colored external rays in time division manner.
    • 一种透射彩色液晶显示器,包括第一液晶部分,导光元件,第二液晶部分以及第一和第二液晶驱动器。 第一液晶部分呈现彩色图像。 导光元件位于第一液晶部分的后面,用于朝向第一液晶显示部分定向光线。 第二液晶部分分别包括能够传输外部光线的波长带的多个区域。 选择性地激活这些区域,以将彩色的外部光线通过相应的区域引导到导光元件。 第一液晶驱动器控制第一液晶部分。 当从全彩色图像数据提取的色彩分量数据以时分方式输入到第一液晶驱动器时,第一液晶驱动器激活和去激活第一液晶部分上的像素,以在第一液晶显示器上呈现图像 基于时分方式的颜色分量数据。 第二液晶驱动器以时分方式选择性地激活第二液晶部分中的区域,用于将波段对应于彩色分量数据的彩色外部光线通过该区域引导到导光元件,用于照射第二液晶部分上的图像 第一个具有彩色外部光线的液晶部分以时分方式。
    • 3. 发明申请
    • Data Conversion Apparatus and Data Conversion Method
    • 数据转换装置及数据转换方法
    • US20080276106A1
    • 2008-11-06
    • US11884314
    • 2005-03-16
    • Tsuneo SatoKeiki Yamada
    • Tsuneo SatoKeiki Yamada
    • G06F1/00
    • G06F7/00G06F2207/7242H04L9/003H04L9/0625
    • It is aimed, for example, to reduce an amount of power consumption of an operation concerning data encryption or decryption and to make it difficult to perform a power analysis. In the case an exclusive OR operation between 32-bit input data and a 32-bit key is performed to obtain output data of 32 bits, the input data is kept in an input shift register 105 of 32 bits and the key is kept in a key shift register 106 of 32 bits. Then, 1 bit of the input data and 1 bit of the key are input into a serial operator 107, and an exclusive OR of 1 bit is obtained and shifted to the left end of the input shift register 105. The key shift register 106 performs a cyclic right shift. By performing the above thirty-two times, the operation of 32 bits is completed and the last result is kept in the input shift register 105.
    • 例如,旨在减少与数据加密或解密有关的操作的功耗量,并且难以执行功率分析。 在执行32位输入数据和32位密钥之间的异或运算以获得32位的输出数据的情况下,将输入数据保存在32位的输入移位寄存器105中,并将该密钥保存在 32位的键移位寄存器106。 然后,输入数据的1位和密钥的1位被输入到串行操作器107中,并且获得1位的异或运算到输入移位寄存器105的左端。 键移位寄存器106执行循环右移。 通过执行上述三十二次,32位的操作完成,最后的结果保存在输入移位寄存器105中。
    • 4. 发明授权
    • Data conversion apparatus and data conversion method
    • 数据转换装置和数据转换方法
    • US07949807B2
    • 2011-05-24
    • US11884314
    • 2005-03-16
    • Tsuneo SatoKeiki Yamada
    • Tsuneo SatoKeiki Yamada
    • G06F13/12
    • G06F7/00G06F2207/7242H04L9/003H04L9/0625
    • It is aimed, for example, to reduce an amount of power consumption of an operation concerning data encryption or decryption and to make it difficult to perform a power analysis. In the case an exclusive OR operation between 32-bit input data and a 32-bit key is performed to obtain output data of 32 bits, the input data is kept in an input shift register 105 of 32 bits and the key is kept in a key shift register 106 of 32 bits. Then, 1 bit of the input data and 1 bit of the key are input into a serial operator 107, and an exclusive OR of 1 bit is obtained and shifted to the left end of the input shift register 105. The key shift register 106 performs a cyclic right shift. By performing the above thirty-two times, the operation of 32 bits is completed and the last result is kept in the input shift register 105.
    • 例如,旨在减少与数据加密或解密有关的操作的功耗量,并且难以执行功率分析。 在执行32位输入数据和32位密钥之间的异或运算以获得32位的输出数据的情况下,将输入数据保存在32位的输入移位寄存器105中,并将该密钥保存在 32位的键移位寄存器106。 然后,输入数据的1位和键的1位被输入到串行操作器107中,并且获得1位的异或,并移位到输入移位寄存器105的左端。键移位寄存器106执行 循环右移。 通过执行上述三十二次,32位的操作完成,最后的结果保存在输入移位寄存器105中。
    • 5. 发明授权
    • Encrypted communication apparatus
    • 加密通信装置
    • US07587590B2
    • 2009-09-08
    • US10451826
    • 2002-10-24
    • Keiki YamadaTsuneo Sato
    • Keiki YamadaTsuneo Sato
    • H04L9/36
    • H04L9/003
    • This invention relates to an encryption communication apparatus using encryption processing. It is an object of this invention to obtain the encryption communication apparatus with excellent tamper-resistance while ensuring sufficient securities. A communicating unit 1 sends and receives communication data including a length field and a data field. A length comparing unit 6 compares a value of the length field and a minimum length value stored in the apparatus in advance. When it is judged that the value of the length field is less than the minimum length value, a controlling unit 7 controls an encryption processing unit 5 not to perform encryption processing or decryption processing of the data in the data field.
    • 本发明涉及使用加密处理的加密通信装置。 本发明的一个目的是获得具有优异的防篡改性的加密通信设备,同时确保足够的证券。 通信单元1发送和接收包括长度字段和数据字段的通信数据。 长度比较单元6预先比较存储在装置中的长度字段的值和最小长度值。 当判断长度字段的值小于最小长度值时,控制单元7控制加密处理单元5不对数据字段中的数据执行加密处理或解密处理。
    • 6. 发明授权
    • Signal processing apparatus
    • 信号处理装置
    • US08779825B2
    • 2014-07-15
    • US13981932
    • 2011-07-06
    • Tsuneo SatoTeruyoshi Yamaguchi
    • Tsuneo SatoTeruyoshi Yamaguchi
    • G06F1/04
    • H03K5/131G06F1/10G09C1/00H04L9/004H04L9/005H04L2209/12
    • A delay element delays an output signal Dt from an arithmetic circuit and outputs a delayed signal Dd. An XOR element compares the output signal Dt with the delayed signal Dd, and outputs an XORout signal with the signal value “0” when the signals match each other, and outputs an XORout signal with the signal value “1” when the signals do not match each other. In a flip-flop, when the signal value of the XORout signal at the rise of a clock of a clock signal CK is “0”, the output signal Dt is output from a flip-flop, and when the signal value of the XORout signal at the rise of the clock becomes “1” even once, a fixed value of the signal value “0” continues to be output.
    • 延迟元件延迟来自运算电路的输出信号Dt并输出延迟信号Dd。 XOR元件将输出信号Dt与延迟信号Dd进行比较,当信号匹配时输出信号值为“0”的XORout信号,当信号不为0时,输出信号值“1”的XORout信号 相互匹配 在触发器中,当时钟信号CK的时钟上升时的XORout信号的信号值为“0”时,从触发器输出输出信号Dt,并且当XORout的信号值 在时钟上升时的信号变为“1”甚至一次,信号值“0”的固定值继续输出。