A system of the present invention reduces the size and/or increases the efficiency of a display system or device that integrates or includes a display, for example, an LED display such as a microLED display and OLED display or an LCoS display into such system or device. Embodiments of the present disclosure include, but are not limited to, a display wherein the at least two pixels are four pixels comprising two green pixels, one blue pixel, and one red pixel, and wherein a pixel logic circuit maintains the red pixel in an on state while driving the two green pixels and the blue pixel in accordance with a field sequential color (FSC) pixel drive process or method.

An integrated circuit device includes a drive circuit that outputs a first drive waveform signal for dot matrix display and a second drive waveform signal for segment display, a first output terminal, a second output terminal, and a control circuit that controls the drive circuit. The drive circuit outputs the first drive waveform signal to the first output terminal when its terminal is set as the output terminal for dot matrix display, and outputs the second drive waveform signal to the first output terminal when its terminal is set as the output terminal for segment display. The drive circuit outputs the first drive waveform signal to the second output terminal when its terminal is set as the output terminal for dot matrix display, and outputs the second drive waveform signal to the second output terminal when its terminal is set as the output terminal for segment display.

A displaying device and a driving method thereof, wherein the displaying device includes a first display panel, a second display panel and a driving circuit; the first display panel includes a plurality of first pixel units that are able to display a color, wherein each of the first pixel units includes a plurality of sub-pixel units; and the second display panel is provided on a light exiting side of the first display panel, including a plurality of second pixel units; wherein a distribution density of the plurality of second pixel units is greater than a distribution density of the plurality of sub-pixel units.

A displaying device and a driving method thereof, wherein the displaying device includes a first display panel, a second display panel and a driving circuit; the first display panel includes a plurality of first pixel units that are able to display a color, wherein each of the first pixel units includes a plurality of sub-pixel units; and the second display panel is provided on a light exiting side of the first display panel, including a plurality of second pixel units; wherein a distribution density of the plurality of second pixel units is greater than a distribution density of the plurality of sub-pixel units.

A mobile phone may include an enclosure defining an internal volume, the enclosure including a front cover formed from a transparent material and defining a front exterior surface, a rear cover formed from a glass material and defining a rear exterior surface, and a housing component defining a side exterior surface. The mobile phone may include a circuit board assembly within the internal volume. The circuit board assembly may include a circuit board, a circuit component coupled to an exterior surface of the circuit board, and a cowling coupled to the circuit board and covering the circuit component, the cowling having a thickness less than about 0.5 mm and including a base structure formed from an aluminum alloy having a thickness less than about 0.4 mm and a thermally conductive structure positioned over the base structure and configured to dissipate heat.

A mobile phone may include a display, an enclosure enclosing the display and including a front cover positioned over the display and defining a front exterior surface, and a housing component coupled to the front cover and defining a chassis section below the front cover. The chassis section may define a first side facing the front cover, a second side opposite the first side and defining a battery mounting region, a first recess formed along the second side in the battery mounting region, and a second recess formed along the second side in the battery mounting region. The mobile phone may further include a battery coupled to the chassis section in the battery mounting region, a first adhesive positioned in the first recess and adhering the battery to the chassis section, and a second adhesive positioned in the second recess and adhering the battery to the chassis section.

A portable electronic device may include an enclosure defining an interior cavity and having a front cover, and a haptic engine positioned in the interior cavity. The haptic engine may include a first body component defining a first side of the haptic engine and including a first spring flexure and a first end element molded over a portion of the first spring flexure, a second body component defining a second side of the haptic engine opposite the first side and including a second spring flexure and a second end element molded over a portion of the second spring flexure, a movable mass component coupled to the first spring flexure and the second spring flexure, and a coil configured to induce a linear movement of the movable mass component in response to the actuation signal thereby producing a haptic output.

A portable electronic device may include an enclosure defining an interior cavity and having a front cover, and a haptic engine positioned in the interior cavity. The haptic engine may include a first body component defining a first side of the haptic engine and including a first spring flexure and a first end element molded over a portion of the first spring flexure, a second body component defining a second side of the haptic engine opposite the first side and including a second spring flexure and a second end element molded over a portion of the second spring flexure, a movable mass component coupled to the first spring flexure and the second spring flexure, and a coil configured to induce a linear movement of the movable mass component in response to the actuation signal thereby producing a haptic output.

A head-up display includes: display panels, and a light guide configured to direct light from the display panels such that projection positions of images from display regions of the display panels join on the projection target. At least one of time division control and multiple display control is applied to the display panels. The time division control is operation control of the display panels such that the display panels project images at different timings. The multiple display control is operation control of the display panels in which partial regions are set in each display region such that the number of the partial regions corresponds to the number of the display panels, an image is output in one of the partial regions in the display region of each display panel such that the positions of the images projected by the display panels on the projection target differ from one another.

A head-up display includes: display panels, and a light guide configured to direct light from the display panels such that projection positions of images from display regions of the display panels join on the projection target. At least one of time division control and multiple display control is applied to the display panels. The time division control is operation control of the display panels such that the display panels project images at different timings. The multiple display control is operation control of the display panels in which partial regions are set in each display region such that the number of the partial regions corresponds to the number of the display panels, an image is output in one of the partial regions in the display region of each display panel such that the positions of the images projected by the display panels on the projection target differ from one another.