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1. 发明授权

US08103183B2 Heater control with varying control cycle and lighting pattern 有权
标题翻译：加热器控制具有不同的控制周期和照明模式
公开(公告)号：US08103183B2
公开(公告)日：2012-01-24
申请号：US12725630
申请日：2010-03-17
申请人： Eiji Nemoto , Norikazu Okada
发明人： Eiji Nemoto , Norikazu Okada
IPC分类号： G03G15/20
CPC分类号： G03G15/2039
摘要： A heater controlling apparatus for controlling supply of alternating current power to at least one heater that heats a heating object includes a detection unit configured to detect a temperature of the heating object, a determining unit configured to determine a proportion of lighting time for lighting the heater based on the detected temperature and a preset target temperature of the heating object, and a control unit configured to control the supply of alternating current power to the heater based on both a control cycle and one or more lighting patterns, the heater being lit according to the one or more lighting patterns defined for each control cycle, and both the control cycle and the lighting pattern varying in response to the determined proportion of lighting time.
摘要翻译：一种加热器控制装置，用于控制向加热物体加热的至少一个加热器的交流电力供给，包括：检测单元，被配置为检测加热物体的温度;确定单元，被配置为确定用于点亮加热器的点亮时间的比例基于所述检测温度和所述加热对象的预设目标温度，以及控制单元，其被配置为基于控制周期和一个或多个照明模式来控制对所述加热器的交流电力的供应，所述加热器根据为每个控制周期定义的一个或多个照明模式，并且控制周期和照明模式响应于所确定的点亮时间的比例而变化。

2. 发明申请

US20100322656A1 IMAGE FORMING APPARATUS AND HEATER CONTROL METHOD 有权
标题翻译：图像形成装置和加热器控制方法
公开(公告)号：US20100322656A1
公开(公告)日：2010-12-23
申请号：US12819461
申请日：2010-06-21
申请人： Kiriko CHOSOKABE , Eiji Nemoto , Norikazu Okada , Takuma Kasai
发明人： Kiriko CHOSOKABE , Eiji Nemoto , Norikazu Okada , Takuma Kasai
IPC分类号： G03G15/20
CPC分类号： G03G15/80 , G03G15/2039
摘要： An image forming apparatus includes a halogen heater in a fixing unit; an AC source applying an alternating voltage to the halogen heater; a half-wave control unit that performs the heater half-wave control to control the halogen heater on the half-wavelength basis, according to a heater-on/off pattern set for each control cycle having a predetermined length; a heater-off-time measuring unit that measures heater-off period of time; a phase-control-execution determining unit that determines, based on the measured heater-off period of time, whether the heater phase control is to be performed on the alternating voltage, the phase control being performed by shifting phase of the alternating voltage; and a phase control unit that performs, when the phase control is determined to be performed, the phase control only for a period of time depending on the measured heater-off period of time after switch-on of the heater and before execution of the half-wave control.
摘要翻译：图像形成装置包括固定单元中的卤素加热器; 将交流电源施加到所述卤素加热器的交流电源; 根据对每个具有预定长度的控制周期设置的加热器开/关模式，执行加热器半波控制以半波长基准控制卤素加热器的半波控制单元; 加热器关闭时间测量单元，其测量加热器关闭时间段; 相位控制执行确定单元，基于所测量的加热器关闭时间段，确定是否对交流电压执行加热器相位控制，通过交流电压的相位移相执行相位控制; 以及相位控制单元，当相位控制被确定执行时，执行相位控制，该时间段取决于加热器接通之后的测量加热器关闭时间段，并且在执行半个时间之前波控制。

3. 发明申请

US20110064444A1 HEATER CONTROL DEVICE, IMAGE FORMING APPARATUS, AND COMPUTER PROGRAM PRODUCT 有权
标题翻译：加热器控制装置，图像形成装置和计算机程序产品
公开(公告)号：US20110064444A1
公开(公告)日：2011-03-17
申请号：US12881708
申请日：2010-09-14
申请人： Hiroshi ADACHI , Eiji Nemoto , Takuma Kasai , Kiriko Chosokabe , Norikazu Okada
发明人： Hiroshi ADACHI , Eiji Nemoto , Takuma Kasai , Kiriko Chosokabe , Norikazu Okada
IPC分类号： G03G15/20 , H05B1/02
CPC分类号： G03G15/80 , G03G15/2039
摘要： A heater control device includes a temperature detector that detects a temperature of a heated object heated by a heater; an alternating-current power supply for applying an alternating current voltage to the heater; a turn-on ratio decision unit that determines a turn-on ratio of the heater based on the temperature and a target temperature; a turn-on pattern decision unit that determines a partial turn-on pattern, as the turn-on pattern of the heater, which is a pattern of a turn-on ratio higher than the determined turn-on ratio in terms of a control-period, and to which a partial turn-on instead of a full turn-on is allocated on a half-wavelength basis of the alternating current voltage within the control period based on the turn-on ratio of the heater; and a turn-on controller that controls turn-on of the heater based on the determined turn-on pattern.
摘要翻译：一种加热器控制装置，包括：温度检测器，其检测由加热器加热的被加热物体的温度; 用于向所述加热器施加交流电压的交流电源; 基于所述温度和目标温度确定所述加热器的接通比的导通比判定单元; 确定部分开启模式的开启模式决定单元，作为加热器的点亮模式，其是作为控制开关模式的开启比率高于所确定的导通率的模式，并且基于加热器的接通比，在控制周期内的交流电压的基于半波长的基础上分配部分导通而不是完全导通; 以及基于确定的开启模式来控制加热器的接通的导通控制器。

4. 发明授权

US08530800B2 Heater control device, image forming apparatus, and computer program product 有权
标题翻译：加热器控制装置，图像形成装置和计算机程序产品
公开(公告)号：US08530800B2
公开(公告)日：2013-09-10
申请号：US12881708
申请日：2010-09-14
申请人： Hiroshi Adachi , Eiji Nemoto , Takuma Kasai , Kiriko Chosokabe , Norikazu Okada
发明人： Hiroshi Adachi , Eiji Nemoto , Takuma Kasai , Kiriko Chosokabe , Norikazu Okada
IPC分类号： H05B1/02
CPC分类号： G03G15/80 , G03G15/2039
摘要： A heater control device includes a temperature detector that detects a temperature of a heated object heated by a heater; an alternating-current power supply for applying an alternating current voltage to the heater; a turn-on ratio decision unit that determines a turn-on ratio of the heater based on the temperature and a target temperature; a turn-on pattern decision unit that determines a partial turn-on pattern, as the turn-on pattern of the heater, which is a pattern of a turn-on ratio higher than the determined turn-on ratio in terms of a control-period, and to which a partial turn-on instead of a full turn-on is allocated on a half-wavelength basis of the alternating current voltage within the control period based on the turn-on ratio of the heater; and a turn-on controller that controls turn-on of the heater based on the determined turn-on pattern.
摘要翻译：一种加热器控制装置，包括：温度检测器，其检测由加热器加热的被加热物体的温度; 用于向所述加热器施加交流电压的交流电源; 基于所述温度和目标温度确定所述加热器的接通比的导通比判定单元; 确定部分开启模式的开启模式决定单元，作为加热器的点亮模式，其是作为控制开关模式的导通比高于所确定的导通率的模式，并且基于加热器的接通比，在控制周期内的交流电压的基于半波长的基础上分配部分导通而不是完全导通; 以及基于确定的开启模式来控制加热器的接通的导通控制器。

5. 发明授权

US08260165B2 Image forming apparatus and heater control method 有权
标题翻译：图像形成装置和加热器控制方法
公开(公告)号：US08260165B2
公开(公告)日：2012-09-04
申请号：US12819461
申请日：2010-06-21
申请人： Kiriko Chosokabe , Eiji Nemoto , Norikazu Okada , Takuma Kasai
发明人： Kiriko Chosokabe , Eiji Nemoto , Norikazu Okada , Takuma Kasai
IPC分类号： G03G15/20
CPC分类号： G03G15/80 , G03G15/2039
摘要： An image forming apparatus includes a halogen heater in a fixing unit; an AC source applying an alternating voltage to the halogen heater; a half-wave control unit that performs the heater half-wave control to control the halogen heater on the half-wavelength basis, according to a heater-on/off pattern set for each control cycle having a predetermined length; a heater-off-time measuring unit that measures heater-off period of time; a phase-control-execution determining unit that determines, based on the measured heater-off period of time, whether the heater phase control is to be performed on the alternating voltage, the phase control being performed by shifting phase of the alternating voltage; and a phase control unit that performs, when the phase control is determined to be performed, the phase control only for a period of time depending on the measured heater-off period of time after switch-on of the heater and before execution of the half-wave control.
摘要翻译：图像形成装置包括固定单元中的卤素加热器; 将交流电源施加到所述卤素加热器的交流电源; 根据对每个具有预定长度的控制周期设置的加热器开/关模式，执行加热器半波控制以半波长基准控制卤素加热器的半波控制单元; 加热器关闭时间测量单元，其测量加热器关闭时间段; 相位控制执行确定单元，基于所测量的加热器关闭时间段来确定是否对交流电压执行加热器相位控制，通过交流电压的相位移相来执行相位控制; 以及相位控制单元，当相位控制被确定执行时，执行相位控制，该时间段取决于加热器接通之后的测量的加热器关闭时间段，并且在执行半个时间之前波控制。

6. 发明申请

US20100239301A1 HEATER CONTROL WITH VARYING CONTROL CYCLE AND LIGHTING PATTERN 有权
标题翻译：加热器控制与变化的控制周期和照明模式
公开(公告)号：US20100239301A1
公开(公告)日：2010-09-23
申请号：US12725630
申请日：2010-03-17
申请人： Eiji NEMOTO , Norikazu Okada
发明人： Eiji NEMOTO , Norikazu Okada
IPC分类号： G03G15/20
CPC分类号： G03G15/2039
摘要： A heater controlling apparatus for controlling supply of alternating current power to at least one heater that heats a heating object includes a detection unit configured to detect a temperature of the heating object, a determining unit configured to determine a proportion of lighting time for lighting the heater based on the detected temperature and a preset target temperature of the heating object, and a control unit configured to control the supply of alternating current power to the heater based on both a control cycle and one or more lighting patterns, the heater being lit according to the one or more lighting patterns defined for each control cycle, and both the control cycle and the lighting pattern varying in response to the determined proportion of lighting time.
摘要翻译：一种加热器控制装置，用于控制向加热物体加热的至少一个加热器的交流电力供给，包括：检测单元，被配置为检测加热物体的温度;确定单元，被配置为确定用于点亮加热器的点亮时间的比例基于所述检测温度和所述加热对象的预设目标温度，以及控制单元，其被配置为基于控制周期和一个或多个照明模式来控制对所述加热器的交流电力的供应，所述加热器根据为每个控制周期定义的一个或多个照明模式，并且控制周期和照明模式响应于所确定的点亮时间的比例而变化。

7. 发明授权

US11025793B2 Power supply controlling apparatus and image forming apparatus 有权
公开(公告)号：US11025793B2
公开(公告)日：2021-06-01
申请号：US16751475
申请日：2020-01-24
申请人： Junpei Hosoya , Tomoyuki Yamashita , Norikazu Okada , Takaaki Hirasawa , Shunta Yamahori
发明人： Junpei Hosoya , Tomoyuki Yamashita , Norikazu Okada , Takaaki Hirasawa , Shunta Yamahori
IPC分类号： H04N1/00
摘要： A power supply controlling apparatus includes a first power supply unit that supplies DC power to a load using power supplied from a commercial power supply, a power detecting unit that detects an input voltage and an input current input from the commercial power supply to the first power supply unit, and a control unit that controls the input current to be a constant current having an upper limit current value in response to the input voltage by controlling DC power supplied to the load from the first power supply unit based on the input voltage and the input current which are detected by the power detecting unit.

8. 发明授权

US07945181B2 Fixing device, image forming apparatus, and fixing-device control method 有权
标题翻译：固定装置，成像装置和定影装置控制方法
公开(公告)号：US07945181B2
公开(公告)日：2011-05-17
申请号：US12382501
申请日：2009-03-18
申请人： Norikazu Okada
发明人： Norikazu Okada
IPC分类号： G03G15/20
CPC分类号： G03G15/2039 , G03G2215/2025
摘要： In a fixing device, a fixing unit fixes a toner image transferred onto a recording medium by a heating target unit heated by a plurality of heating units each of which is grouped as a first heating unit to which power is selectively supplied or a second heating unit to which power is supplied in priority to the first heating unit, and a supply control unit supplies power to a heating unit grouped as the second heating unit and selectively supplies power to a heating unit grouped as the first heating unit, among the heating units that heat the heating target unit of which detected temperature by a detecting unit is lower than a target temperature.
摘要翻译：在定影装置中，固定单元通过加热对象单元固定转印到记录介质上的调色剂图像，所述加热对象单元由多个加热单元加热，每个加热单元被分组为供选择地供电的第一加热单元或第二加热单元优先向第一加热单元提供电力，并且供电控制单元向被分组为第二加热单元的加热单元供电，并且在加热单元之间选择性地向被分组为第一加热单元的加热单元供电，将检测单元的检测温度的加热对象单元加热到目标温度以下。

9. 发明授权

US07820957B2 Optical encoder for detecting movement of a moving object and electronic equipment including the optical encoder 有权
标题翻译：用于检测移动物体的运动的光学编码器和包括光学编码器的电子设备
公开(公告)号：US07820957B2
公开(公告)日：2010-10-26
申请号：US12166996
申请日：2008-07-02
申请人： Tadamasa Kimura , Norikazu Okada
发明人： Tadamasa Kimura , Norikazu Okada
IPC分类号： G01D5/34 , H01L31/00
CPC分类号： G01D5/347 , G01D5/36
摘要： This optical encoder includes a light emitting section and a plurality of light receiving elements placed so as to be aligned in one direction in an area where a light beam from the light emitting section may reach. The moving object includes a light-ON section and a light-OFF section. The light receiving element detects movement of the moving object when the light-ON section and the light-OFF section of the moving object pass through a predetermined position corresponding to the light receiving element A light receiving signal processing section receives inputs of a plurality of light receiving signals with different phases from a plurality of the light receiving elements, performs signal processing including at least one signal processing among a logical operation processing, an addition processing, and a subtraction processing on a plurality of the light receiving signals, and outputs an output signal containing a plurality of signal components which are different in phase and different in signal level with respect to a predetermined threshold level.
摘要翻译：该光学编码器包括发光部和多个光接收元件，放置成在来自发光部的光束可以到达的区域中沿一个方向排列。移动物体包括导光部分和断电部分。光接收元件当移动物体的光入射部分和光束断开部分通过与光接收元件A相对应的预定位置时，检测移动物体的移动。光接收信号处理部分接收多个光的输入从多个光接收元件接收具有不同相位的信号，在对多个光接收信号进行逻辑运算处理，相加处理和减法处理之中执行包括至少一个信号处理的信号处理，并输出输出信号包含相对于预定阈值电平的相位不同且信号电平不同的多个信号分量。

10. 发明申请

US20100225507A1 DECODER DEVICE AND MOVEMENT CONTROLLER 有权
标题翻译：解码器和运动控制器
公开(公告)号：US20100225507A1
公开(公告)日：2010-09-09
申请号：US12712249
申请日：2010-02-25
申请人： Yasuyuki Shirasaka , Norikazu Okada
发明人： Yasuyuki Shirasaka , Norikazu Okada
IPC分类号： H03M5/02
CPC分类号： G01P3/489 , G01D5/36 , G01P13/045 , H03M5/20
摘要： A decoder device has a reference voltage generating section for outputting first and second threshold level signals, a first comparator for comparing a stair-stepped waveform input signal and the first threshold level signal to output a comparison result, a second comparator for comparing the input signal and the second threshold level signal to output a comparison result, and a logical operation section for performing a logical operation between output signals of the first and second comparators to output a signal decoded from the input signal. A threshold level represented by the first threshold level signal intersects a riser section of one stepped waveform out of two adjacent stepped waveforms in the input signal, and a threshold level represented by the second threshold level signal intersects a riser section of the other stepped waveform out of the two adjacent stepped waveforms of the stair-stepped waveform input signal.
摘要翻译：解码器装置具有用于输出第一和第二阈值电平信号的参考电压产生部分，用于比较阶梯式波形输入信号和第一阈值电平信号以输出比较结果的第一比较器，用于比较输入信号和第二阈值电平信号以输出比较结果，以及逻辑运算部分，用于在第一和第二比较器的输出信号之间执行逻辑运算，以输出从输入信号解码的信号。由第一阈值电平信号表示的阈值电平与输入信号中的两个相邻阶梯波形中的一个阶梯波形的提升部分相交，并且由第二阈值电平信号表示的阈值电平与另一阶梯波形输出的提升部分相交的台阶阶波形输入信号的两个相邻阶梯波形。

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