Abstract: Provided is a method of manufacturing a crystalline semiconductor thin film formed on an amorphous or poly-crystalline substrate such as a glass substrate, a ceramic substrate, and a plastic substrate through induction heating using photo-charges. The method of manufacturing a crystalline semiconductor thin film includes a process of forming a low-concentration semiconductor layer on an inexpensive amorphous or poly-crystalline substrate such as a glass substrate, a ceramic substrate, and a plastic substrate and a process of crystallizing the low-concentration semiconductor layer through an induction heating manner using photo-charges. Accordingly, a low-concentration crystalline semiconductor thin film having characteristics better than those of general amorphous or poly-crystalline semiconductor thin film can be obtained by using simple processes at low production cost.

Abstract: An apparatus for acquiring distance information and images includes an image sensor unit including a left image sensor, a central image sensor, and a right image sensor, which are arranged on one board while being spaced apart from one another at a predetermined interval, and a distance information extraction unit that extracts distance information by comparing an image of a reference object acquired through the central image sensor with an image of the reference object acquired through the left image sensor and an image of the reference object acquired through the right image sensor.

Abstract: A distance measuring apparatus having dual stereo cameras includes a first stereo camera including left and right CMOS image sensors provided on one board and detecting parallax of a reference object to extract distance information, the left CMOS image sensor being spaced apart from the right CMOS image sensor at a predetermined interval, a second stereo camera separated from the first stereo camera at a predetermined distance, including left and right CMOS image sensors provided on one board, and detecting parallax of the reference object to extract distance information, the left CMOS image sensor being spaced apart from the right CMOS image sensor at a predetermined interval, and a depth map matching unit that extracts distance information on the reference object by comparing the distance information on the reference object acquired through the first stereo camera with the distance information on the reference object acquired through the second stereo camera.

Abstract: An image rotation method without using a memory includes the steps of: reading, by a JPEG encoder, an input image having m×n macroblocks (wherein “m” and “n” are natural numbers); rotating image data of the respective macroblocks by a predetermined angle in a predetermined direction when encoding in the JPEG encoder; assigning and inputting a sequence of each rotated image data when encoding in the JPEG encoder; instructing the macroblocks to be output in a sequence changed from an initial input sequence of the macroblocks through use of a program when decoding in a JPEG decoder; and outputting an image rotated by the predetermined angle in the predetermined direction.

Abstract: Provided are a diagnosis device in which a bio-chemical reaction between a reference sample and a target sample occurs and a result of the bio-chemical reaction can be detected and a method of manufacturing the diagnosis device. The diagnosis device includes an image sensor where a plurality of photo-detectors are formed; a polymer layer which is made of a polymer material and formed on an upper portion of the image sensor; and a plurality of wells which are formed corresponding to the plurality of photo-detectors on the polymer layer, wherein an inner portion of each well is empty.

Abstract: Disclosed is an image sensor for measuring illumination, proximity and color temperature, including: a light source unit configured to irradiate infrared with a wavelength of a specific band onto an object; a light source controller configured to control power supplied to the light source unit; an infrared transmission filter configured to allow only the infrared and visible ray with the wavelength of the specific band among light incident through a lens after being reflected by the object to selectively transmit therethrough; a first sensing unit provided with an image pixel for acquiring an image of the object introduced through the infrared transmission filter; and a second sensing unit configured to receive the infrared and the visible ray having passed through the infrared transmission filter and measure current illumination, proximity to the object and color temperature of the object.

Abstract: A system for recognizing a text image in an image photographed by an image sensor as characters, searching the characters in an electronic dictionary, and displaying a search result on a window. The image sensor includes a photographing section configured to photograph an image; a determination section configured to determine the photographed image as at least one of a text image region and a non-text image region; and a conversion section configured to convert information of the determined text image region into binary information.

Abstract: Disclosed is a metal optical filter capable of a photo-lithography process and an image sensor including the same, and more particularly, a metal optical filter capable of a photo-lithography process, which can quite freely adjust the transmission band and transmittance thereof, even with a small number of metal layers, and simultaneously, can be actually applied in a CMOS process because it is possible to achieve nanoscale patterning by the photo-lithography process, and an image sensor including the metal optical filter. The metal optical filter capable of a photo-lithography process includes a plurality of metal rods arranged in parallel with each other at an equal nanoscale interval; and an insulation material formed between the plurality of metal rods and on upper and lower surfaces of the plurality of metal rods, wherein the metal rod is formed to comprise an upper Ti layer, an Al layer, and a lower TiN layer.

Abstract: There is provided an image sensor with a spectrum sensor including an image sensor region having a plurality of light-detection parts and a spectrum sensor region located in the image sensor region. The present invention provides an advantage of manufacturing a low-cost image sensor with a spectrum sensor. Thus, the image sensor with a spectrum sensor is commercially available to measure the structure and quantity of an organic material in an object in a simple manner.

Abstract: An image sensor having a wave guide includes a semiconductor substrate formed with a photodiode and a peripheral circuit region; an anti-reflective layer formed on the semiconductor substrate; an insulation layer formed on the anti-reflective layer; a wiring layer formed on the insulation layer and connected to the semiconductor substrate; at least one interlayer dielectric stacked on the wiring layer; and a wave guide connected to the insulation layer by passing through the interlayer dielectric and the wiring layer which are formed over the photodiode.

Abstract: The present invention relates to a technology for reducing dark current noise by discharging electrons accumulated on a surface of an image sensor photodiode. In an N-type or P-type photodiode, a channel is formed between the photodiode and a power voltage terminal, so that electrons (or holes) accumulated on a surface of the photodiode are discharged to the power voltage terminal through the channel.

Abstract: A unit pixel of an image sensor having a three-dimensional structure includes a first chip and a second chip which are stacked, one of the first chip and the second chip having a photodiode, and the other of the first chip and the second chip having a circuit for receiving information from the photodiode and outputting received information. The first chip includes a first pad which is projectedly disposed on an upper surface of the first chip in such a way as to define a concavo-convex structure, and the second chip includes a second pad which is depressedly disposed on an upper surface of the second chip in such a way as to define a concavo-convex structure corresponding to the concavo-convex structure of the first chip. The first chip and the second chip are mated with each other through bonding of the first pad and the second pad.

Abstract: A three-dimensional distance detecting apparatus includes a stereo vision camera configured to detect a parallax of a selected point to be detected; and a pattern generating device configured to generate a pattern and project the pattern on the selected point when the selected point is a subject which does not induce a parallax.

Abstract: Disclosed are a 4T-4S step & repeat unit pixel used in an image sensor and an image sensor having the same. The 4T-4S step & repeat unit pixel has four diffusion area patterns for photodiodes and three diffusion area patterns for an image signal conversion circuit. An aperture ratio of the image sensor increases in maximum by using four photodiodes arranged in a diagonal direction from each other and three diffusion area patterns arranged between the photodiodes near their edges.

Abstract: Disclosed is a fluorescent biochip diagnosis device including: an image sensor having a plurality of photo-detectors; and a band-pass filter unit having a plurality of band-pass filters formed on a plurality of the photo-detectors, wherein a plurality of the band-pass filters are implemented by forming a nanostructure pattern in a metal layer. Since the fluorescent biochip diagnosis device has little optical loss due to a short interval between the biochip and the photo-detector, excellent sensitivity can be provided. Also, since signals can be simultaneously measured by combining light beams having a short wavelength used as an illumination depending on a type of a fluorescent protein material, cost of the diagnosis device and a diagnosis time can be reduced.

Abstract: Provided is a one-chip vitality measuring image sensor. The image sensor includes one chip where a plurality of IR pixels and a plurality of visible pixels are alternately disposed, IR pass filters which are disposed on the IR pixels, and color pass filters which are disposed on the visible pixels. In the image sensor, IR strength and color strengths are obtained from light which is incident to the IR pixels and the visible pixels, and a vitality of a subject is measured by comparing the IR strength with the color strengths.

Abstract: Provided is a biochip including a high-sensitivity image sensor. The biochip includes: a biochip layer including a plurality of reaction zones in which biochemical reactions occur formed as concaves, the reaction zone including a reference material at a lower portion and a target material at an upper portion; and an image sensor layer which is formed below the biochip layer and includes a plurality of photo detectors. Since the biochip is implemented as a single chip including the biochip layer and the image sensor layer, light loss in the luminescence or fluorescence operation can be reduced. In addition, additional devices such as a scanner which are needed for a general biochip are not needed, so that sensitivity is improved, and low-cost biochips can be implemented.

Abstract: A phototransistor used for an image sensor is provided. The phototransistor can reduce a dark current that occurs in the phototransistor and improve sensitivity at low luminance without crosstalk with a neighboring pixel or an image lag by including a buried collector. In the phototransistor including the buried collector, since the collector is not directly connected to outside, the phototransistor has a low dark current and a high photosensitive characteristic at low luminance. Since each image sensor is isolated, crosstalk between pixels or an image lag does not occur.

Abstract: An image sensor for detecting a counterfeit bill includes an ultraviolet ray emitting section for emitting ultraviolet rays to a bill to be checked; an image sensor section for acquiring a first image as an image obtained by photographing the bill to be checked in a state in which ultraviolet rays are not emitted by turning off the ultraviolet ray emitting section, and a second image as an image obtained by photographing the bill to be checked in a state in which ultraviolet rays are emitted by turning on the ultraviolet ray emitting section; a storing section for storing the first image and the second image; and a counterfeit bill detecting section for extracting a fluorescent image by removing the first image from the second image stored in the storing section and determining whether the bill to be checked is a counterfeit bill or an original bill.

Abstract: Provided are a separation type unit pixel for preventing sensitivity reduction to prevent a depletion area from decreasing and a method of driving the unit pixel. The separation type unit pixel for preventing sensitivity reduction includes: a substrate; a photodiode constructed with a junction of a P-type diffusion area and an N-type diffusion area which are formed under a surface of the substrate in a vertical direction; a gate electrode conductor which is disposed on an upper portion of the surface of the substrate to be adjacent to the N-type or P-type diffusion area; a floating diffusion area formed to be adjacent to another surface of the gate electrode conductor; and a sensitivity reduction preventing conductor disposed on an upper portion of the photodiode area to cover the photodiode area.