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    • 2. 发明授权
    • Semiconductor device
    • 半导体器件
    • US08988132B2
    • 2015-03-24
    • US13497392
    • 2011-02-23
    • Kenichi Sawada
    • Kenichi Sawada
    • H03K17/687H01L27/02H01L21/82H01L25/07H01L25/18H02M1/08
    • H01L27/0285H01L21/8213H01L25/072H01L25/18H01L2924/0002H02M1/08Y02B70/1483H01L2924/00
    • Provided is a semiconductor device which avoids an adverse effect of high temperatures due to a switching element and in which a circuit to prevent false firing is arranged on the same substrate as the switching element. An N-channel type MOSFET 10 and a JFET 30 of an N-channel type containing a semiconductor material of silicon carbide are individually arranged in proximity on conductive patterns 51, 52 on a substrate 5, and a gate electrode 13 of the MOSFET 10 and a drain electrode 31 of the JFET 30 are connected by a lead 61. When an external drive signal for on/off control of MOSFET 10 propagates between source electrode 32 and drain electrode 31 of JFET 30, the channel resistance of JFET 30 is changed to a large/small value according to a low/high level of gate voltage between source electrode 32 and gate electrode 33, whereby a leading edge of a switching waveform between drain electrode 11 and source electrode 12 of MOSFET 10 comes to have a gentler slope than a trailing edge thereof.
    • 提供一种半导体器件,其避免了由于开关元件引起的高温的不利影响,并且其中防止假燃烧的电路布置在与开关元件相同的基板上。 包含碳化硅半导体材料的N沟道型MOSFET 10和NFET型JFET 30分别排列在衬底5上的导电图案51,52和MOSFET 10的栅极13上, JFET 30的漏电极31由引线61连接。当用于MOSFET10的导通/截止控制的外部驱动信号在JFET 30的源电极32和漏电极31之间传播时,JFET 30的沟道电阻变为 根据源电极32与栅电极33之间的栅极电压的低/高电平,大/小的值,MOSFET 10的漏电极11和源电极12之间的开关波形的前沿具有比 其后缘。
    • 3. 发明授权
    • Image forming device, image forming method, and image forming program
    • 图像形成装置,图像形成方法和图像形成程序
    • US08699050B2
    • 2014-04-15
    • US12477173
    • 2009-06-03
    • Atsushi TomitaKenichi SawadaKatsushi SukigaraShoko HabaTakatsugu Kuno
    • Atsushi TomitaKenichi SawadaKatsushi SukigaraShoko HabaTakatsugu Kuno
    • G06F3/12G06K15/00
    • G06F3/1238G06F3/1222G06F3/1263G06F3/1285G06F21/608H04N1/00957H04N2201/3221H04N2201/3233
    • An image forming device for executing an authentication print job including: a communication interface unit for receiving print data; a job data holding unit for holding job data based on the print data for the authentication print job; a user authentication unit for outputting the result of the user authentication to a control unit; a job execution unit for executing a job based on the job data; a job list generating unit for generating a list of the authentication print jobs; a display unit for displaying the list; and the control unit for, in receiving the result of the user authentication, acquiring a number of the authentication print jobs of the user authenticated by the user authentication, wherein, when the number is greater than or equal to a predetermined number, the control unit causes the job list generating unit to generate the list of the authentication print jobs of the authenticated user, the display unit to display the list, and the job execution unit to execute the authentication print job of the authenticated user.
    • 一种用于执行认证打印作业的图像形成装置,包括:用于接收打印数据的通信接口单元; 作业数据保持单元,用于基于用于认证打印作业的打印数据保存作业数据; 用户认证单元,用于将用户认证的结果输出到控制单元; 作业执行单元,用于基于作业数据执行作业; 作业列表生成单元,用于生成认证打印作业的列表; 用于显示列表的显示单元; 以及所述控制单元,用于在接收到所述用户认证的结果时,获取通过所述用户认证认证的所述用户的认证打印作业的数量,其中,当所述数量大于或等于预定数量时,所述控制单元 使作业列表生成单元生成认证用户的认证打印作业的列表,显示列表的显示单元以及执行认证用户的认证打印作业的作业执行单元。
    • 4. 发明授权
    • Image forming apparatus and computer-readable storage medium for computer program
    • 用于计算机程序的图像形成装置和计算机可读存储介质
    • US08484743B2
    • 2013-07-09
    • US12787897
    • 2010-05-26
    • Takuya OkadaKenichi SawadaTakeshi HibinoAtsushi Tomita
    • Takuya OkadaKenichi SawadaTakeshi HibinoAtsushi Tomita
    • G06F21/00
    • H04L9/32H04N1/4413H04N1/4433H04N2201/0094
    • An image forming apparatus includes a first authentication portion performing a first authentication process on a user, a second authentication portion that performs a second authentication process on the user successfully authenticated by the first authentication portion, and thereby determines whether or not the user is permitted to log onto the apparatus, and a cooperative setting portion performing setting therethrough, on a user-by-user basis, whether or not the first authentication process and the second authentication process are performed in combination with each other. If the user for whom setting is performed such that the first authentication process and the second authentication process are performed in combination with each other is successfully authenticated by the first authentication portion, then the second authentication portion determines that the user is to be permitted to log onto the apparatus based on the associated information and ends the second authentication process.
    • 图像形成装置包括对用户执行第一认证处理的第一认证部分,对由第一认证部分成功认证的用户执行第二认证处理的第二认证部分,从而确定用户是否被允许 登录到设备上,以及协作设置部分,在逐个用户的基础上执行设置,确定是否相互组合地执行第一认证处理和第二认证处理。 如果通过第一认证部分成功认证执行设置的用户,使得第一认证处理和第二认证处理相互组合地执行,则第二认证部分确定用户被允许记录 基于相关联的信息到设备上,并结束第二认证过程。
    • 5. 发明授权
    • Image forming apparatus and computer-readable storage medium for computer program
    • 用于计算机程序的图像形成装置和计算机可读存储介质
    • US08341730B2
    • 2012-12-25
    • US12816845
    • 2010-06-16
    • Takeshi HibinoKenichi SawadaTakuya OkadaAtsushi Tomita
    • Takeshi HibinoKenichi SawadaTakuya OkadaAtsushi Tomita
    • G06F21/00
    • H04N1/4433G06F21/6218H04N1/4413H04N2201/3202
    • An image forming apparatus is provided with a user authentication portion performing a user authentication process on a user by using user authentication information, a section authentication portion performing a section authentication process, by using one of a plurality of pieces of section authentication information, on the user who has been successfully authenticated by the user authentication portion, an associated information storage portion storing, therein, associated information in which the user authentication information is associated with the plurality of pieces of section authentication information, and a selection process portion selecting, after the user has been successfully authenticated by the user authentication portion, at least one of the plurality of pieces of section authentication information satisfying a preset condition from among the plurality of pieces of section authentication information associated with the user authentication information that has been used for the user authentication process.
    • 图像形成装置具有用户认证部,其通过使用用户认证信息对用户进行用户认证处理,通过使用多个部分认证信息中的一个来进行部分认证处理的部分认证部, 已经被用户认证部分成功认证的用户,相关联的信息存储部分,其中存储有用户认证信息与多条段认证信息相关联的关联信息,以及选择处理部分, 用户已经被用户认证部分成功认证,多个段认证信息中的至少一个片段认证信息满足与已经使用的用户认证信息相关联的多个部分认证信息中的预设条件 d用于用户认证过程。
    • 8. 发明授权
    • Method of and apparatus for image processing
    • 图像处理方法及装置
    • US06366702B1
    • 2002-04-02
    • US09103308
    • 1998-06-23
    • Mitsuru ObaraAtsushi IshikawaKenichi Sawada
    • Mitsuru ObaraAtsushi IshikawaKenichi Sawada
    • G06K936
    • H04N1/41
    • The method and apparatus particularly adapted for reducing the storage capacity of line memories needed for temporarily storing image data for lines until image data for the last line is obtained in digital filtering. Inputted image data are divided into a plurality of blocks, each of which consists of image data obtained from n pixels. The integer n may assume a value of 8, 16, 32, etc. The constituents of one block after another are compressed such that image data consisting of 8 bits per pixel are converted into encoded data consisting of 2 bits per pixel. Data on a dynamic range and an average value for each block are added as a headder to the encoded data. Compressed image data are taken out of a buffer memory after being temporarily stored therein and, together with or separately from compressed image data newly outputted from a compression unit, subjected to image processing such as MTF correction in an arithmetic unit. Image processing to be carried out in the arithmetic unit normally includes expansion and correction to be carried out independently of or simultaneously with each other.
    • 该方法和装置特别适用于减少用于临时存储用于行的图像数据所需的行存储器的存储容量,直到在数字滤波中获得用于最后一行的图像数据。 输入图像数据被分成多个块,每个块由从n个像素获得的图像数据组成。 整数n可以采取8,16,32等的值。一个块之后的一个块的组成被压缩,使得由每像素8位组成的图像数据被转换成由每像素2位组成的编码数据。 关于每个块的动态范围和平均值的数据作为编码数据的头像被添加。 压缩图像数据在暂时存储之后从缓冲存储器中取出,并且与压缩单元新输出的压缩图像数据一起或分开地在运算单元中进行诸如MTF校正的图像处理。 在运算单元中执行的图像处理通常包括彼此独立地或同时进行的扩展和校正。