阅读说明：本技术 像素电路、柔性显示屏和电子装置 (Pixel circuit, flexible display screen and electronic device ) 是由 江泽宁 谭小平 于 2017-11-17 设计创作，主要内容包括：一种像素电路(10)及柔性显示屏和电子装置,像素电路(10)包括控制器(11)、数据线(12)、扫描线(13)、发光器件(14)、公用阳极(15)和公用阴极(16)。控制器(11)通过数据线(12)、扫描线(13)、公用阳极(15)和公用阴极(16)连接发光器件(14)。控制器(11)用于通过扫描线(13)控制发光器件(14)的开启或关闭。控制器(11)用于通过数据线(12)、公用阳极(15)和公用阴极(16)控制发光器件(14)的电流。控制器(11)用于输出不同的公用阳极(15)和公用阴极(16)之间的多个电压至多个发光器件(14),多个发光器件(14)为相邻的发光器件(14),和/或,控制器(11)用于改变施加于单个发光器件(14)的公用阳极(15)和公用阴极(16)之间的电压。(A pixel circuit (10), a flexible display panel and an electronic device, the pixel circuit (10) includes a controller (11), a data line (12), a scan line (13), a light emitting device (14), a common anode (15) and a common cathode (16). The controller (11) is connected to the light emitting devices (14) through the data lines (12), the scanning lines (13), the common anode (15), and the common cathode (16). The controller (11) is used for controlling the light-emitting device (14) to be switched on or off through the scanning line (13). The controller (11) is used for controlling the current of the light emitting device (14) through the data line (12), the common anode (15) and the common cathode (16). The controller (11) is configured to output a plurality of voltages between different common anodes (15) and common cathodes (16) to the plurality of light emitting devices (14), the plurality of light emitting devices (14) being adjacent light emitting devices (14), and/or the controller (11) is configured to vary the voltage applied between the common anode (15) and the common cathode (16) of a single light emitting device (14).)

A pixel circuit comprising a controller, a data line, a scan line, a light emitting device, a common anode, and a common cathode, wherein the controller is connected to the light emitting device via the data line, the scan line, the common anode, and the common cathode, wherein the controller is configured to control the light emitting device to be turned on or off via the scan line, wherein the controller is configured to control a current of the light emitting device via the data line, the common anode, and the common cathode,

the controller is used for outputting a plurality of voltages between different common anodes and common cathodes to a plurality of the light-emitting devices, wherein the plurality of the light-emitting devices are adjacent light-emitting devices, and/or

The controller is configured to vary a voltage applied between the common anode and the common cathode of a single light emitting device.

The pixel circuit according to claim 1, wherein the plurality of voltages includes a first voltage and a second voltage, the plurality of light emitting devices includes first light emitting devices and second light emitting devices arranged alternately, and the controller is configured to output the first voltage to the first light emitting devices through the common anode and the common cathode, and to output the second voltage to the second light emitting devices through the common anode and the common cathode.

The pixel circuit according to claim 1, wherein the plurality of voltages includes a first voltage and a second voltage, the pixel circuit includes a single common anode and two common cathodes, the plurality of light emitting devices includes first light emitting devices and second light emitting devices alternately arranged, the first light emitting device connects the common anode and one of the common cathodes, the second light emitting device connects the common anode and the other of the common cathodes, and the controller is configured to output the first voltage to the first light emitting device through the common anode and one of the common cathodes, and to output the second voltage to the second light emitting device through the common anode and the other of the common cathodes.

The pixel circuit according to claim 1, wherein the plurality of voltages includes a first voltage and a second voltage, the pixel circuit includes two of the common anodes and a single of the common cathodes, the plurality of light emitting devices includes first light emitting devices and second light emitting devices alternately arranged, the first light emitting devices are connected to one of the common anodes and the common cathode, the second light emitting devices are connected to the other of the common anodes and the common cathode, and the controller is configured to output the first voltage to the first light emitting devices through one of the common anodes and the common cathode, and to output the second voltage to the second light emitting devices through the other of the common anodes and the common cathode.

The pixel circuit according to claim 1, wherein the controller is configured to vary the voltage of the common anode or the voltage of the common cathode according to a predetermined period to vary the voltage applied between the common anode and the common cathode of a single light emitting device.

The pixel circuit according to claim 5, wherein the predetermined period includes a first sub-period and a second sub-period, the controller is configured to control a voltage of the common cathode in the first sub-period to be different from a voltage of the common cathode in the second sub-period to vary a voltage applied between the common anode and the common cathode of a single light emitting device.

The pixel circuit according to claim 1, wherein the pixel circuit comprises a switching transistor, a driving transistor, and a capacitor, wherein a gate of the switching transistor is connected to the scan line, a drain of the switching transistor is connected to the data line, a source of the switching transistor is connected to a gate of the driving transistor and one end of the capacitor, another end of the capacitor is connected to the common anode, the common anode is connected to a drain of the driving transistor, a source of the driving transistor is connected to an anode of the light emitting device, and a cathode of the light emitting device is connected to the common cathode.

The pixel circuit according to claim 1, wherein the pixel circuit comprises a gamma adjusting circuit for outputting a gamma voltage to the controller according to a data voltage of the data line, and the controller is for adjusting the data voltage according to the gamma voltage and outputting the adjusted data voltage to the light emitting device.

A flexible display comprising a pixel circuit according to any one of claims 1 to 8.

An electronic device, characterized in that it comprises a flexible display screen according to claim 9.