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1. 发明授权

US09520086B2 Display apparatus, power voltage generating apparatus, and method of generating power voltage 有权
标题翻译：显示装置，电源电压生成装置以及发电电压的方法
公开(公告)号：US09520086B2
公开(公告)日：2016-12-13
申请号：US14249319
申请日：2014-04-09
申请人： Samsung Display Co., Ltd.
发明人： Jong-Man Bae , Byeong-Doo Kang , Jin-Woo Kim , Kyoung-Jin Park
IPC分类号： H05B37/02 , G09G3/32
CPC分类号： G09G3/3233 , G09G2330/02 , G09G2330/028
摘要： A power voltage generating apparatus supplies a power voltage to a plurality of pixel circuits of a display apparatus. The power voltage generating apparatus includes: a high voltage converter to generate a high voltage; a low voltage converter to generate a low voltage; a switching circuit to alternately output the high voltage and the low voltage at a power voltage terminal as the power voltage; and a discharging unit coupled to the power voltage terminal and configured to discharge the power voltage terminal until a voltage output is converted from the high voltage to the low voltage by using the switching circuit.
摘要翻译：电源电压产生装置向显示装置的多个像素电路提供电力电压。电源电压发生装置包括：高电压转换器，用于产生高电压; 低电压转换器产生低电压; 切换电路，在电源电压端子交替地输出高电压和低电压作为电源电压; 以及放电单元，其耦合到所述电源电压端子并且被配置为通过使用所述开关电路来对所述电源电压端子进行放电，直到电压输出从所述高电压转换为低电压。

2. 发明申请

US20160063925A1 CURRENT SENSING DEVICE OF DISPLAY PANEL AND ORGANIC LIGHT EMITTING DISPLAY DEVICE HAVING THE SAME 审中-公开
标题翻译：显示面板和有机发光显示装置的电流传感装置
公开(公告)号：US20160063925A1
公开(公告)日：2016-03-03
申请号：US14616631
申请日：2015-02-06
申请人： SAMSUNG DISPLAY CO., LTD.
发明人： Jong-Man Bae , Byeong-Doo Kang , Jin-Woo Kim
IPC分类号： G09G3/32 , G01R19/25
CPC分类号： G01R19/25 , G09G3/32 , G09G2320/0295 , G09G2320/045 , G09G2320/0626
摘要： A current sensing device includes a variable resistor control unit calculating an estimated driving current based on image data to be displayed on the display panel and outputting variable resistor control signal corresponding to a current range that includes the estimated driving current, a current sensing unit sensing a driving current provided to pixels and outputting a sensing voltage corresponding to the driving current, a sensing voltage calculating unit changing an integral gain according to the variable resistor control signal and integrating the sensing voltage, and a calculating control unit controlling an operation of the sensing voltage calculating unit.
摘要翻译：电流检测装置包括：可变电阻器控制单元，基于要显示在显示面板上的图像数据计算估计的驱动电流，并输出与包括估计的驱动电流的电流范围对应的可变电阻器控制信号;电流感测单元，提供给像素的驱动电流并输出与驱动电流相对应的感测电压;感测电压计算单元，根据可变电阻器控制信号改变积分增益并积分感测电压;以及计算控制单元，控制感测电压的操作计算单位。

3. 发明申请

US20160025791A1 OVERCURRENT DETECTING CIRCUIT AND LEAKAGE CURRENT DETECTING CIRCUIT 审中-公开
标题翻译：过流检测电路和漏电流检测电路
公开(公告)号：US20160025791A1
公开(公告)日：2016-01-28
申请号：US14579357
申请日：2014-12-22
申请人： Samsung Display Co., Ltd.
发明人： Jong-Man Bae , Byung-Hyuk Shin
IPC分类号： G01R31/02 , G01R19/165 , G01R31/40
CPC分类号： G01R31/025 , G01R19/16538 , G01R31/40 , G09G3/006 , G09G2320/029 , G09G2330/04 , G09G2330/12 , H02H3/32
摘要： An overcurrent detecting circuit and a leakage current detecting circuit are disclosed. In one aspect, the overcurrent detecting circuit of a display device supplying a power voltage to a display panel through a plurality of power supply lines. The overcurrent detecting circuit includes a plurality of power voltage measurement lines electrically connected to different points of the power supply lines. The overcurrent detecting circuit also includes a plurality of voltage measurement units respectively electrically connected to the power voltage measurement lines. The voltage measurement units are configured to measure the power voltage at the different points through the power voltage measurement lines and generate a plurality of measurement voltages based at least in part on the measured power voltages. The overcurrent detecting circuit further includes a controller configured to detect presence of an overcurrent based at least in part on the measurement voltages.
摘要翻译：公开了一种过电流检测电路和漏电流检测电路。一方面，一种显示装置的过电流检测电路，通过多条电源线向显示面板提供电源电压。过电流检测电路包括电连接到电源线的不同点的多个电源电压测量线。过电流检测电路还包括分别电连接到电源电压测量线的多个电压测量单元。电压测量单元被配置为通过电源电压测量线测量在不同点处的功率电压，并且至少部分地基于所测量的功率电压产生多个测量电压。过电流检测电路还包括被配置为至少部分地基于测量电压来检测过电流的存在的控制器。

4. 发明授权

US09837018B2 Display device compensating variation of power supply voltage 有权
公开(公告)号：US09837018B2
公开(公告)日：2017-12-05
申请号：US14680453
申请日：2015-04-07
申请人： SAMSUNG DISPLAY CO., LTD.
发明人： Jae-Hoon Lee , Jong-Man Bae , Byeong-Doo Kang , Jin-Woo Kim , Do-Hyung Ryu , Jae-Woo Song , Byung-Hyuk Shin , Baek-Woon Lee , Hae-Goo Jung
IPC分类号： G09G3/20 , G09G3/3225
CPC分类号： G09G3/3225 , G09G3/2022 , G09G2300/0426 , G09G2320/0223 , G09G2320/0233 , G09G2320/029 , G09G2320/0295 , G09G2330/02 , G09G2330/025 , G09G2330/028
摘要： A display panel includes input power supply line coupled to a power supply at one or more edge portions of the display panel, and an output power supply line coupled to the input power supply line at a predetermined portion of the display panel. The input power supply line receives the power supply voltage, and the output power supply line receives the power supply voltage from the input power supply line. The power supply is coupled to the output power supply line at the one or more edge portions of the display panel, and receives the power supply voltage from the output power supply line to adjust a voltage level of the power supply voltage based on the power supply voltage from the output power supply line. The predetermined portion is at a location different from an edge of the display panel.

5. 发明申请

US20160078818A1 VOLTAGE PROVIDING CIRCUIT AND DISPLAY DEVICE INCLUDING THE SAME 有权
标题翻译：电压提供电路和显示装置，包括它们
公开(公告)号：US20160078818A1
公开(公告)日：2016-03-17
申请号：US14624538
申请日：2015-02-17
申请人： SAMSUNG DISPLAY CO., LTD.
发明人： Byeong-Doo Kang , Jong-Man Bae
IPC分类号： G09G3/32 , G05F1/575
CPC分类号： G09G3/3291 , G05F1/575 , G09G2300/0814 , G09G2300/0819 , G09G2320/0247 , G09G2330/027 , G09G2330/028
摘要： A display device includes a data driver configured to generate a data signal based on a data voltage; a display panel configured to be driven based on a first power supply voltage and the data signal; a timing controller configured to control operations of the data driver and the display panel and configured to generate a ready signal indicating a power supply timing; a first voltage regulator configured to generate the first power supply voltage based on a first input voltage and a first enable signal; a second voltage regulator configured to generate the data voltage based on the first input voltage and a second enable signal; and a power sequence controller configured to generate the first enable signal based on the ready signal and the data voltage and configured to generate the second enable signal based on the ready signal and the first power supply voltage.
摘要翻译：显示装置包括配置成基于数据电压生成数据信号的数据驱动器; 配置为基于第一电源电压和数据信号驱动的显示面板; 定时控制器，被配置为控制数据驱动器和显示面板的操作，并且被配置为产生指示电源定时的就绪信号; 第一电压调节器，被配置为基于第一输入电压和第一使能信号产生第一电源电压; 第二电压调节器，被配置为基于所述第一输入电压和第二使能信号产生所述数据电压; 以及功率控制器，被配置为基于就绪信号和数据电压产生第一使能信号，并且被配置为基于就绪信号和第一电源电压产生第二使能信号。

6. 发明申请

US20150130367A1 DISPLAY APPARATUS, POWER VOLTAGE GENERATING APPARATUS, AND METHOD OF GENERATING POWER VOLTAGE 有权
标题翻译：显示装置，功率电压发生装置及发电电压的方法
公开(公告)号：US20150130367A1
公开(公告)日：2015-05-14
申请号：US14249319
申请日：2014-04-09
申请人： Samsung Display Co., Ltd.
发明人： Jong-Man Bae , Byeong-Doo Kang , Jin-Woo Kim , Kyoung-Jin Park
IPC分类号： H05B37/02
CPC分类号： G09G3/3233 , G09G2330/02 , G09G2330/028
摘要： A power voltage generating apparatus supplies a power voltage to a plurality of pixel circuits of a display apparatus. The power voltage generating apparatus includes: a high voltage converter to generate a high voltage; a low voltage converter to generate a low voltage; a switching circuit to alternately output the high voltage and the low voltage at a power voltage terminal as the power voltage; and a discharging unit coupled to the power voltage terminal and configured to discharge the power voltage terminal until a voltage output is converted from the high voltage to the low voltage by using the switching circuit.
摘要翻译：电源电压产生装置向显示装置的多个像素电路提供电力电压。电源电压发生装置包括：高电压转换器，用于产生高电压; 低电压转换器产生低电压; 切换电路，在电源电压端子交替地输出高电压和低电压作为电源电压; 以及放电单元，其耦合到所述电源电压端子并且被配置为通过使用所述开关电路来对所述电源电压端子进行放电，直到电压输出从所述高电压转换为低电压。

7. 发明授权

US10002554B2 Display device and method of detecting deterioration of the same 有权
公开(公告)号：US10002554B2
公开(公告)日：2018-06-19
申请号：US14602937
申请日：2015-01-22
申请人： Samsung Display Co., Ltd.
发明人： Jong-Man Bae , Jin-Woo Kim , Byeong-Doo Kang
IPC分类号： G09G3/00 , G09G3/32 , G09G3/20
CPC分类号： G09G3/20 , G09G2330/021 , G09G2330/025 , G09G2330/028 , G09G2330/04 , G09G2330/12
摘要： A display device includes a display panel, a power supply unit, a first current measuring unit, and an overcurrent preventing switch. The power supply unit provides a power supply voltage to the display panel. The first current measuring unit is connected to a first path for providing the power supply voltage from the power supply unit to the display panel and measures a first current flowing through the first path. The overcurrent preventing switch is connected in parallel with the first current measuring unit and selectively forms a detour path for the first path according to an amount of the first current such that at least a portion of the first current flows through the detour path.

8. 发明授权

US09898970B2 Voltage providing circuit with power sequence controller and display device including the same 有权
公开(公告)号：US09898970B2
公开(公告)日：2018-02-20
申请号：US14624538
申请日：2015-02-17
申请人： SAMSUNG DISPLAY CO., LTD.
发明人： Byeong-Doo Kang , Jong-Man Bae
IPC分类号： G09G5/00 , G09G3/3291 , G05F1/575
CPC分类号： G09G3/3291 , G05F1/575 , G09G2300/0814 , G09G2300/0819 , G09G2320/0247 , G09G2330/027 , G09G2330/028
摘要： A display device includes a data driver configured to generate a data signal based on a data voltage; a display panel configured to be driven based on a first power supply voltage and the data signal; a timing controller configured to control operations of the data driver and the display panel and configured to generate a ready signal indicating a power supply timing; a first voltage regulator configured to generate the first power supply voltage based on a first input voltage and a first enable signal; a second voltage regulator configured to generate the data voltage based on the first input voltage and a second enable signal; and a power sequence controller configured to generate the first enable signal based on the ready signal and the data voltage and configured to generate the second enable signal based on the ready signal and the first power supply voltage.

9. 发明申请

US20160063905A1 DISPLAY DEVICE AND METHOD OF DETECTING DETERIORATION OF THE SAME 有权
标题翻译：显示装置及其检测方法
公开(公告)号：US20160063905A1
公开(公告)日：2016-03-03
申请号：US14602937
申请日：2015-01-22
申请人： Samsung Display Co., Ltd.
发明人： Jong-Man Bae , Jin-Woo Kim , Byeong-Doo Kang
IPC分类号： G09G3/00 , G09G3/32
CPC分类号： G09G3/20 , G09G2330/021 , G09G2330/025 , G09G2330/028 , G09G2330/04 , G09G2330/12
摘要： A display device includes a display panel, a power supply unit, a first current measuring unit, and an overcurrent preventing switch. The power supply unit provides a power supply voltage to the display panel. The first current measuring unit is connected to a first path for providing the power supply voltage from the power supply unit to the display panel and measures a first current flowing through the first path. The overcurrent preventing switch is connected in parallel with the first current measuring unit and selectively forms a detour path for the first path according to an amount of the first current such that at least a portion of the first current flows through the detour path.
摘要翻译：显示装置包括显示面板，电源单元，第一电流测量单元和过电流防止开关。电源单元向显示面板提供电源电压。第一电流测量单元连接到第一路径，用于将电源电压从电源单元提供到显示面板，并测量流过第一路径的第一电流。过电流防止开关与第一电流测量单元并联连接，并且根据第一电流的量选择性地形成用于第一路径的迂回路径，使得第一电流的至少一部分流过迂回路径。

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