Abstract: According to an aspect, a detection device includes: a plurality of photodiodes provided on a substrate; a plurality of light emitters arranged so as to face the photodiodes; and a collimating lens that is located between the photodiodes and the light emitters and is configured to emit parallel light toward the photodiodes. At least one of the light emitters is configured to be brought into a lit state and other of the light emitters are configured to be brought into an unlit state. The collimating lens is configured to emit the parallel light at a different emission angle depending on a position of the light emitter in the lit state.

Abstract: According to an aspect, a detection device includes: a photodiode provided on a substrate; a light source disposed so as to face the photodiode; and a liquid crystal panel disposed between the photodiode and the light source in a direction orthogonal to the substrate. The liquid crystal panel includes a plurality of pixels. In plan view, the photodiode has a size larger than a size of each of the pixels, and the photodiode is disposed in a position overlapping the pixels. The liquid crystal panel is configured to bring at least one of the pixels overlapping the photodiode into a transmitting state and bring another of the pixels into a non-transmitting state.

Abstract: According to an aspect, a detection device includes: a sensor panel having a detection region provided with sensors that are arranged two-dimensionally and each of which is configured to detect light and generates an output corresponding to a degree of detected light; and a light source having point light sources that are arranged in a light emitting region provided corresponding to the detection region. Each point light source is turned on and the outputs from the sensors are received in first detection processing. Each point light source is turned on at a luminance different from the luminance in the first detection processing and the outputs from the sensors are received in second detection processing. The luminance of the point light source in the second detection processing is based on a relation between the luminance of the point light source and the outputs from the sensors in the first detection processing.

Abstract: According to an aspect, a detection device includes: sensors each of which includes a photodiode configured to detect light and is configured to generate an output corresponding to a degree of the detected light; and a detection circuit configured to receive the output of each sensor. The photodiode has an anode to which a reference potential is applied and a cathode to which a reset potential higher than the reference potential is applied. Each sensor is configured to generate the output corresponding to the degree of the light detected by the photodiode after the reset potential is applied to the cathode and before the reset potential is applied to the cathode again. The outputs of the sensors are received in a first period and a second period after the first period. The reference potential and the reset potential in the first period are different from those in the second period.

Abstract: A detection apparatus includes a sensor, a detection circuit, and a light source configured to emit light in a first color, a second color, and a third color. The detection circuit acquires a first output, a second output, and a third output that are outputs of the sensor corresponding to a period when the light in the first color is emitted, a period when the light in the second color is emitted, and a period when the light in the third color is emitted, respectively. The detection circuit adjusts at least two or more of the first, second, and third outputs based on adjustment coefficients derived so as to equalize a fourth output, a fifth output, and a sixth output. The fourth, fifth, and sixth outputs are outputs obtained when the sensor is directly irradiated with the light in the first, second, and third colors from the light source, respectively.

Abstract: A detection device includes a planar detection device includes a plurality of photodetection elements arranged in a planar configuration, a light source device disposed so as to face the planar detection device, and a light-transmitting mounting substrate on which a plurality of objects to be detected are mounted, the light-transmitting mounting substrate being disposed between the planar detection device and the light source device.

Abstract: A detection device includes a planar detection device comprising a plurality of photodetection elements arranged in a planar configuration, a light source device disposed so as to face the planar detection device, and a light-transmitting mounting substrate that is disposed between the planar detection device and the light source device and configured to mount a plurality of objects to be detected.

Abstract: According to an aspect, a detection device includes: a planar detection device including photodetection elements arranged in a planar configuration; a light source device disposed so as to face the planar detection device; and a light-transmitting placement substrate that is disposed between the planar detection device and the light source device and configured to allow objects to be placed thereon. The planar detection device includes: a detection area where sensor pixels including the photodetection elements are arranged in a first direction and a second direction orthogonal to the first direction; a drive circuit configured to simultaneously supply drive signals to the sensor pixels arranged in the first direction; and a selection circuit configured to select a detection signal for each of the sensor pixels arranged in the second direction. The detection area is divided in the second direction into detection blocks. The drive circuit is provided for each detection block.

Abstract: According to an aspect, a detection device includes: a planar detection device including photodetection elements; point light sources provided correspondingly to the photodetection elements; a light directivity control element disposed between the point light sources and the photodetection elements; and a detection circuit electrically coupled to the photodetection elements. Each point light source corresponds to at least one of the photodetection elements. In a light amount setting mode, the point light sources are lit up at different light amounts; the photodetection elements output sensor values corresponding to the different light amounts; the sensor values that are detected are compared with a preset target sensor value; and light amounts for detection of the point light sources are set. In a detection mode, the point light sources are lit up at the set light amounts for detection; and the photodetection elements output sensor values corresponding to the light amounts for detection.

Abstract: According to an aspect, a detection device includes: a planar detection device including photodetection elements arranged in a planar configuration; a light-transmitting placement substrate to place thereon objects to be detected; and light sources provided correspondingly to the photodetection elements. The planar detection device, the placement substrate, and the light sources are arranged in the order as listed. The light sources include first light sources that are separately arranged and second light sources that are arranged adjacent to the respective first light sources. The detection device has: a first period in which the first light sources are on and the second light sources are off; and a second period in which the second light sources are on and the first light sources are off. The detection device is configured to combine a first image detected in the first period with a second image detected in the second period.

Abstract: A chromaticity adjusting method of a projector includes a first light source for emitting blue light and a second light source for emitting yellow light including red light and green light. A chromaticity value of the blue light is acquired and the chromaticity value and the luminance value of each of the red light and the green light is obtained. The second target chromaticity value is determined based on the first target chromaticity value, the chromaticity value of the blue light, and the chromaticity value and the luminance value of each of the red light and the green light. Light quantities of the first and second light sources are controlled based on the second target chromaticity value. Signal levels of the red, green, and blue color components included in the video signal are controlled according to the difference between the first target chromaticity value and the second target chromaticity value.

Abstract: According to an aspect, a detection device includes: photodiodes that are provided on a substrate; light-emitting elements that are arranged so as to face the photodiodes; and a light-transmitting placement substrate that is disposed between the photodiodes and the light-emitting elements and on which target objects are to be placed. The photodiodes, the placement substrate, and the light-emitting elements are arranged in the order as listed, in a direction orthogonal to the substrate. A light-emitting element of the light-emitting elements corresponding to the photodiode to be detected is controlled to be lit, and another light-emitting element of the light-emitting elements corresponding to the photodiode not to be detected is controlled to be unlit. The photodiodes to be detected output sensor values based on light from the lit-up light-emitting elements. The light-emitting elements adjacent to the lit-up light-emitting elements at least in row and column directions are controlled to be unlit.

Abstract: According to one embodiment, a display device includes a display area, a plurality of sensor electrodes and a shield electrode. The display panel includes a first substrate, a second substrate opposed to the first substrate, a liquid crystal layer sealed between the first substrate and the second substrate, a pixel electrode, and a counter-electrode. The plurality of sensor electrodes are arranged to surround the display area. The shield electrode is arranged between the plurality of sensor electrodes and the pixel electrode or the counter-electrode located closest to a boundary between the display area and a non-display area surrounding the display area, in planar view. A predetermined reference voltage is applied to the shield electrode.

Abstract: A liquid crystal display device includes a liquid crystal layer provided between a first substrate and a second substrate, a detection electrode configured to detect an external proximity object, a plurality of pixels overlapping the detection electrode in plan view, and a detection circuit configured to detect a detected capacitance value generated in the detection electrode. A liquid crystal capacitance value generated between each of the pixels and the detection electrode includes a first capacitance value at a first gradation and a second capacitance value at a second gradation smaller than the first gradation, and the detection circuit corrects the detected capacitance value based on a ratio between number of pixels with the first gradation and number of pixels with the second gradation out of the pixels.

Abstract: According to one embodiment, a display device includes a plurality of detection electrodes, a first shield electrode and a second shield electrode. The plurality of detection electrodes are disposed in a peripheral area surrounding a display area configured to display an image. The first shield electrode is disposed on a first substrate and in at least the peripheral area, the first shield electrode having a predetermined fixed potential. The second shield electrode is disposed on a second substrate and in at least the peripheral area, the second shield electrode having the predetermined fixed potential. The first shield electrode and the second shield electrode are disposed, in a plan view, on a side of the display area with respect to each of the detection electrodes.

Abstract: According to one embodiment, a display device includes a display area, a peripheral area and a plurality of detection electrodes. The display area includes a display element. The peripheral area surrounds the display area. The plurality of detection electrodes are arranged in the peripheral area. The plurality of detection electrodes are each electrically connected to at least one other detection electrode that is not adjacent thereto.

Abstract: A technology which can improve the accuracy of touch detection is proposed. A display device includes: a touch panel including plural drive electrodes and plural detection electrodes; plural peripheral wirings; and plural switching elements each of which is disposed between a detection electrode and the corresponding peripheral wiring and that is connected to the detection electrode and the corresponding peripheral electrode. The touch panel executes detection by means of a mutual detection scheme using the plural drive electrodes and the plural detection electrodes. In a condition in which a predefined voltage is applied to the peripheral wirings when the plural switching elements are in an off-state, the voltages of the drive electrodes are changed, and subsequently a condition in which the changes of the voltages of the drive electrodes can be detected from the peripheral wirings is set, and the switching elements are turned from off to on.

Abstract: According to one embodiment, a display device includes a first substrate, a second substrate, a sealant, a first electrode, an insulating film and a second electrode. The sealant bonds the first substrate and the second substrate and is provided in a peripheral area surrounding a display area. The first electrode is provided on the first substrate in the peripheral area. The insulating film covers the first electrode. The second electrode is provided on the second substrate in the peripheral area. The sealant contains a conductive member. At least one of the first electrode and the second electrode includes a plurality of fine line portions in an area where the first electrode, the insulating film, the sealant, and the second electrode are overlapped in planar view.

Abstract: According to one embodiment, a display device includes a first substrate, a second substrate, a display area, at least one first sensor electrode, a second sensor electrode and a detection circuit. The second substrate is opposed to the first substrate. The display area displays an image. The first sensor electrode is disposed in a peripheral area surrounding the display area. The second sensor electrode is disposed at a position overlapping the first sensor electrode in planar view. The detection circuit is electrically connected to the first sensor electrode. The second sensor electrode is set to a state of being electrically connected to nothing or a state of being biased by resistance of 50 k? or greater. The second sensor electrode is larger in area than the first sensor electrode.

Abstract: A display device is provided and includes display panel; sensor substrate formed on display panel; and M drive electrodes and detection electrodes extended in direction so as to intersect with M drive electrodes, wherein among M drive electrodes, any of lengths of N first drive electrodes, which are continuously adjacent to one another, is shorter than any of lengths of other N second drive electrodes which are continuously adjacent to one another, and number of detection electrodes which intersect with N first drive electrodes is larger than number of detection electrodes which intersect with N second drive electrodes.