Abstract: The device of the invention comprises a thin film transistor of an organic semiconductor material. This semiconductor material is patterned by applying first a protective layer and thereafter a photoresist. As a result hereof, the transistor of the invention (A) shows a very low leakage current and a low threshold voltage in comparison with prior art transistors (B,C).

Abstract: A display device includes a first electrode formed on a first substrate, and a second electrode formed on a second substrate. An electro-optical material is sandwiched between the first and second electrodes. A protective layer has a first section formed over the second substrate, a second section formed over the first substrate, and a third section formed between the first and second sections. The third section conforms to the shape of sides of the electro-optical material, the second electrode, and the second substrate.

Abstract: A display device (500) includes a row driver (520) configured to provide a row voltage, and a row electrode (320) connected to the row driver (520). A column driver (530) is configured to provide a column voltage to a column electrode (330). Further, a common driver (570) is configured to provide a common electrode (170) that includes a negative level. In addition, a controller (515) is configured to switch the common electrode (170) between at least two levels when all rows have a non-select level of the row voltage. The controller (515) may be further configured to switch the common electrode (170) at a substantially same time and with a substantially same voltage swing as a storage voltage of a storage capacitor.

Abstract: The invention relates to an apparatus (20) comprising a flexible display (23) with a front surface and a back surface, wherein the back surface is provided with an adhered layer of an elastic material (24) for dissipating external pressure applied to the front surface. The thickness of the elastic material is optimized to provide sufficient resistance to external pressure on one hand, and to ensure that the plane of a weakest layer of the display device substantially coincides with the neutral line. Connecting the display and the layer of elastic material (24) using an adhesive prevents small particles to enter an area between the layer (24) and the back surface of the display.

Abstract: The invention relates to an electronic device 60 comprising a flexible display arranged to be alternated between a collapsed state and an extended state, said flexible display comprising edge portions, the flexible display being further provided with an edge protector cooperating with the edge portions, wherein the edge protector is conceived to be alternated between a collapsed state and an extended state. In the electronic device 60a the flexible display 65 is conceived to be wound about a roller 61. The edge protector comprises rigid segments 63a, 63b, 63c, 62a, 62b, 62c, 62c interconnected by suitable means 64a, 64b, 64c. Wiring, pins, bars may be used for interconnecting means 64a, 64b, 64c. In the embodiment 60a an extended position of the edge protector is shown. In the embodiment 60b a collapsed state of the edge protector is shown comprising aggregations of segments 62?, 62?. The bars 64a, 64b, 64c partly protect the back surface of the display.

Abstract: The invention relates to a hybrid hinge. The hybrid hinges 7, 8 are used for rotatably adjoining segments S1, S2, S1 of a suitable electronic apparatus. The hybrid hinge 7, 8 comprise respective rigid hinges 2, 4 arranged to rotate the segments S1, S2, respectively S2, S1? about respective shafts 2, 4. The hybrid hinges further comprise respective elastic hinges having respective portions 3a, 3b, 3c and 5a, 5b, 5c. Preferably, a central portion 3b, 5b of the elastic hinges is arranged to coincide with the shaft 2a, 4a. More preferably, the elastic hinges are arranged to seal an interface between the segments S1, S2 and S2, S1? in the area of the rigid hinge. The invention further relates to an electronic device comprising the hybrid hinge.

Abstract: A (display) device (31,4,5) contains multiple panels (3,7) like e.g. displays. Every display can be used to display its own content and can be rolled out of a sub-housing (5) like e.g. a cartridge separately. In different configurations the same cartridge can be arranged in such a way that the panels are used for a separate functionality or multiple display panels form one big screen.

Abstract: An electronic device is disclosed that comprises a housing 81 and a flexible display, which may have respective portions 82a, 82b, 82c and 82d. The portions may be accommodated between respective hinges 84a, 84b, 84c, 84d, which are arranged as a mechanism for enabling a transition between the first mechanically stable position and a second mechanically stable position. The display is viewed from a direction 85. The hinges are operated independently from each other, enabling a plurality of angulations of the flexible display with respect to the housing 81.

Abstract: A display device includes a housing, a screen connected to the housing and being configured to display data in grey-scale on a first portion of the screen, and at least one light source connected to the housing. The light source is configured to project color content on a second portion of the screen. The screen may be flexible and/or rollable on a roller included in the housing. The screen may be electrophoretic and/or reflective. The display device may also include optics or a light guide-to-guide light from the light source to the screen. Further, optics may be provided to detect light reflected from the screen and direct more light to portions of the screen having reduced illumination.

Abstract: A rollable display device including a first housing 32; a second housing 34 mateable with the first housing 32; an electronic package 36 disposed within at least one of the first housing and the second housing 34; a roll frame 40 coupled to the first housing 32; a rollable display 38 rotatably disposed within the roll frame 40, having one end connected at the second housing 34, and operably connected to the electronic package 36 to display information from the electronic package 36; and a spreader mechanism 50 having a first leg assembly 52, a second leg assembly 54, and a joining assembly 56.

Abstract: A flexible display device (50, 51) employs a discontinuous frontplane (60, 64) and a continuous backplane (70, 74). The discontinuous frontplane (60, 64) includes a primary frontplane region (61), a secondary frontplane region (63), and a spatial frontplane region (62) spatially separating the primary frontplane region (61) and the secondary frontplane region (63). The continuous backplane (70, 74) includes a primary backplane region (71), a secondary backplane region (73), and an interconnection backplane region (72) electrically interconnecting the primary backplane region (71) and the secondary backplane region (73). The primary frontplane region (61) and the primary backplane region (71) constitute a primary display (61, 71). The secondary frontplane region (63) and the secondary backplane region (73) constitute a secondary display (63, 73). The interconnection backplane region (72) defines the secondary display (63, 73) as an extension of the primary display (61, 71).

Abstract: Provided is a filed-effect transistor with an organic semiconductor material showing ambipolar behaviour. Thereto, the organic semiconductor material enabling the ambipolar behaviour is a material with a small band gap.

Abstract: A pixel cell (100) and method for making the same for an active matrix display includes a pixel pad (110) and a thin film field effect transistor (106) which selectably couples a signal to activate/deactivate the pixel pad. A field shield (112) is formed on an insulating layer (102) and connected to the pixel pad through the insulating layer such that the field shield extends over at least a portion of the pixel pad. The field shield may extend over the thin film transistor and form a second gate (215) used to enhance the performance of the thin film transistor and the pixel cell.

Abstract: The invention relates to a device (35) comprising a multilayered structure (35a) with a first portion and a second portion wherein the first portion is conceived to be rolled about a first roller (38), said device comprising a second roller (39) for receiving the second portion for at least partially counteracting the effects of mechanical strain induced in the multilayered structure upon said rolling. The first roller (38) is rotated in a first direction, whereby the second roller (39) is rotated in a second direction. Preferably, the diameters of the first roller (38) and the second roller (39) are equal. Alternatively, the edge portions A, B of the multilayer structure (34a) are suitably interconnected by stoppers (33a, 33b) for preventing creeping.

Abstract: In a device (10), a flexible display screen (11) and a housing (12, 13) are structurally configurable between an open position and a closed position. The housing (12, 13) visibly exposes a full operating view of the flexible display screen (11) in response to the flexible display screen (11) and the housing (12, 13) being structurally configured in the open position. The housing (12, 13) also visibly exposes a partial operating view of the flexible display screen (11) in response to the flexible display screen (11) and the housing (12, 13) being structurally configured in the closed position. A cover (16) manually or automatically impedes physical damage to the partial operating view of the flexible display screen (11) in response to the flexible display screen (11) and the housing (12, 13) being structurally configured in the closed position.

Abstract: The invention relates to a display device assembly (1) comprising a flexible display device (2) being rollable around an axis (5), the flexible display (2) having a front side (3) and a back side (4), one of the sides (3,4) being provided with distance elements (7, 7?,80) for preventing a direct contact between the front side (3) and the back side (4). By preventing the front and back side to contact each other the amount of display damage is significantly reduced as compared to conventional roll-up displays. An advantageous embodiment comprises a display device assembly in which the spacer elements are shaped in the form of bars (7, 7?). In a further advantageous embodiment of the display assembly the distance elements comprise a protection foil (80).

Abstract: A wrap display system (50) employs a stick (70), a flexible display (60) structurally configured to be wrapped around the stick (70), and a hinged frame structurally configured to support the flexible display (60). The flexible display (60) is wrapped around the stick (70) for facilitating a storage of the flexible display (60) and unwrapped from around the stick (70) for facilitating an operation of the flexible display. The hinged frame has a curvilinear configuration for fixing the flexible display (60) in a storage position relative to the stick (70) in response to the flexible display (60) being wrapped around the stick (70), and a planar configuration for fixing the flexible display (60) in an operational position relative to the stick (70) in response to the flexible display (60) being unwrapped from around the stick (70).

Abstract: A rollable display device (30) is provided with horizontal and vertical selection and detection means for activating a (x-y) coordinate region within a viewing portion (i.e., display area) of the device without requiring direct contact with the display area. The horizontal region may be selected by simply rolling out the display to a desired horizontal position and detecting that position. In various embodiments, the vertical region may be detected by one of button selection means (38), slider control means and touch screen activation means.

Abstract: An electronic device (100) includes a first plane (102) and a second plane (103) where one of the planes can be deformed under mechanical pressure. A common contact region forms a cavity (145) on at least one of the first and second planes. An electrical connection (110) is configured to complete an electrical connection between the first and second planes wherein the electrical connection includes a solidified form of a liquid conductor dispensed in the cavity to complete an electrical path between the first and second planes.

Abstract: The invention relates to a structure for a semiconductor arrangement. A resist structure for supporting deposition of a solution containing a semiconductor is directly or through intervening layers coupled to a substrate. The resist structure comprises a depression (301) for depositing of the solution containing the semiconductor (309) and a trough (305) aligning at least part of an edge of the depression (309) and separated from the depression (309) by a protrusion (307). The trough (305) preferably surrounds the depression (309). The trough provides a pinning effect on the solution containing the semiconductor thereby improving the wettability and accordingly allowing for increased volume of semiconductor to be applied to a given area.