Abstract: A driving circuit, a display apparatus and a driving method thereof are provided. The display panel is divided into a plurality of regions including a first region having a rectangular form and a second region having a free form. The driving circuit generates a plurality of control clocks having a first duty cycle during a first period and a second duty cycle different from the first duty cycle during a second period, or having a first phase shift during the first period and a second phase shift different from the first phase shift during the second period, or having a first driving capability during the first period and a second driving capability different from the first driving capability during the second period.

Abstract: A display apparatus and an operation method for a display panel thereof are provided. The display apparatus includes a display panel and a voltage supply circuit. The display panel includes a pixel circuit and a common voltage line. The pixel circuit includes an organic light emitting diode (OLED), wherein a cathode of the OLED is coupled to the common voltage line. The voltage supply circuit is coupled to the common voltage line of the display panel. The voltage supply circuit supplies a common voltage to the common voltage line during a normal operation period. The voltage supply circuit supplies a reverse bias voltage higher than the common voltage to the common voltage line during a recovery period to reversely bias the OLED.

Abstract: A driving circuit, a display apparatus and a driving method thereof are provided. The display panel is divided into a plurality of regions including a first region having a rectangular form and a second region having a free form. The driving circuit generates a plurality of control clocks having a first duty cycle during a first period and a second duty cycle different from the first duty cycle during a second period, or having a first phase shift during the first period and a second phase shift different from the first phase shift during the second period, or having a first driving capability during the first period and a second driving capability different from the first driving capability during the second period.

Abstract: A display apparatus and an operation method for a display panel thereof are provided. The display apparatus includes a display panel and a voltage supply circuit. The display panel includes a pixel circuit and a common voltage line. The pixel circuit includes an organic light emitting diode (OLED), wherein a cathode of the OLED is coupled to the common voltage line. The voltage supply circuit is coupled to the common voltage line of the display panel. The voltage supply circuit supplies a common voltage to the common voltage line during a normal operation period. The voltage supply circuit supplies a reverse bias voltage higher than the common voltage to the common voltage line during a recovery period to reversely bias the OLED.

Abstract: A display device including a plurality of pixels and a driving module is disclosed. Each pixel stores voltage and displays brightness according to the stored voltage. The driving module updates the stored voltage during a frame period. The frame period includes a plurality of row times. Each row time includes at least one programming period and at least one emission period. The driving module de-activates the pixels to stop displaying brightness during the programming periods and activates the pixels to display brightness during the emission periods.

Abstract: A display system including at least one pixel is disclosed. The pixel includes a switching unit and a controlling unit. The switching unit controls a level of a first node. The controlling unit controls a level of a second node. During a first period, the level of the first node equals to a first reference level and the level of the second node equals to a second reference level. During a second period, the level of the first node equals to a third reference level and the voltage difference between the first and the second nodes equals to a threshold voltage of a driving unit. During a third period, the level of the first node equals to a data signal. During a fourth period, the driving unit lights a luminescence unit according to the voltage difference between the first and the second nodes.

Abstract: A pixel structure including a first switching transistor, a setting unit, a capacitor, a driving transistor, a second switching transistor and a luminous element is disclosed. The capacitor is coupled between a first and a second node. The first switching transistor transmits a data signal to the first node according to a scan signal. The driving transistor includes a threshold voltage and a gate coupled to the second node. The second switching transistor includes a gate receiving an emitting signal. The luminous element is coupled to the driving transistor and the second switching transistor in series between a first operation voltage and a second operation voltage. The setting unit controls the voltage levels of the first and the second nodes to compensate the threshold voltage of the driving transistor.

Abstract: A driving device outputting a plurality of sequentially asserted driving signals is provided, including a shift register, a buffer unit, and switch circuits. The shift register includes shift registering units coupled in series. The shift registering units respectively generate shift registering signals which are sequentially asserted. The buffer unit receives at least one input signal. The input signal is periodically asserted, and the buffer unit outputs the input signal. The switch circuits are coupled to the shift registering units to receive the shift registering signals, respectively. All of the switch circuits are coupled to the buffer unit to receive the input signal, and the switch circuits sequentially output the input signal to serve as the driving signals according to the assertion of the shift registering signals.

Abstract: A display system including at least one pixel is disclosed. The pixel includes a switching unit and a controlling unit. The switching unit controls a level of a first node. The controlling unit controls a level of a second node. During a first period, the level of the first node equals to a first reference level and the level of the second node equals to a second reference level. During a second period, the level of the first node equals to a third reference level and the voltage difference between the first and the second nodes equals to a threshold voltage of a driving unit. During a third period, the level of the first node equals to a data signal. During a fourth period, the driving unit lights a luminescence unit according to the voltage difference between the first and the second nodes.

Abstract: A display system including a driving circuit and a display panel is disclosed. The display panel displays an image according to the data signals and the scan signals and includes a first driving unit, a second driving unit, a first luminous element, a second luminous element and a third luminous element. The first driving unit includes a first driving transistor to generate a first driving current. The second driving unit includes a second driving transistor to generate a second driving current. The first luminous element is lighted according to the first driving current when a first emitting signal is activated. The second luminous element is lighted according to the first driving current when a second emitting signal is activated. The third luminous element is lighted according to the second driving current when the first emitting signal is activated.

Abstract: A pixel structure including a first switching transistor, a setting unit, a capacitor, a driving transistor, a second switching transistor and a luminous element is disclosed. The capacitor is coupled between a first and a second node. The first switching transistor transmits a data signal to the first node according to a scan signal. The driving transistor includes a threshold voltage and a gate coupled to the second node. The second switching transistor includes a gate receiving an emitting signal. The luminous element is coupled to the driving transistor and the second switching transistor in series between a first operation voltage and a second operation voltage. The setting unit controls the voltage levels of the first and the second nodes to compensate the threshold voltage of the driving transistor.

Abstract: A display device including a plurality of pixels and a driving module is disclosed. Each pixel stores voltage and displays brightness according to the stored voltage. The driving module updates the stored voltage during a frame period. The frame period includes a plurality of row times. Each row time includes at least one programming period and at least one emission period. The driving module de-activates the pixels to stop displaying brightness during the programming periods and activates the pixels to display brightness during the emission periods.

Abstract: A driving device outputting a plurality of sequentially asserted driving signals is provided, including a shift register, a buffer unit, and switch circuits. The shift register includes shift registering units coupled in series. The shift registering units respectively generate shift registering signals which are sequentially asserted. The buffer unit receives at least one input signal. The input signal is periodically asserted, and the buffer unit outputs the input signal. The switch circuits are coupled to the shift registering units to receive the shift registering signals, respectively. All of the switch circuits are coupled to the buffer unit to receive the input signal, and the switch circuits sequentially output the input signal to serve as the driving signals according to the assertion of the shift registering signals.

Abstract: A method for controlling a wireless smart display panel. The method uses a sensor to monitor environmental information, such as temperature or humidity, and the information is transmitted to a processor by using a wireless communication device that is compatible with IEEE 802.15.4. Moreover, the environmental information is converted to image information and displayed on a display device through the processor. Consequently, users understand outward environmental information in time.