Abstract: A display device includes a display layer including pixels each including at least one transistor, a connection wiring electrically connected to the at least one transistor and exposed to a lower surface of the display layer through a first contact hole in the display layer, a base member disposed under the display layer and including a first hole exposing the connection wiring exposed to the lower surface of the display layer, a first lower protective layer disposed on a lower surface of the base member and including a second hole overlapping the first hole, a pad portion disposed on a lower surface of the first lower protective layer, and a lead line disposed on the lower surface of the first lower protective layer and electrically connecting the pad portion and the connection wiring. A tiled display device includes multiple display devices.

Abstract: The apparatus for an X-ray data generation according to an embodiment of the inventive concept includes a processor that receives 3D data to generate output data and a buffer, and the processor includes an extraction unit that extracts raw object data from the 3D data and projects the raw object data onto a 2D plane to generate first object data, an augmentation unit that performs data augmentation on the first object data to generate second object data, a composition unit that synthesizes the second object data and background data to generate composite data, and a post-processing unit that performs post-processing on the composite data to generate the output data, and the buffer stores a plurality of parameters related to generation of the first object data, the second object data, the composite data, and the output data.

Abstract: Disclosed is an apparatus for generating X-ray data including a processor that receives first image data indicating that a hidden item is hidden in a non-hidden item, and second image data indicating the non-hidden item, and generates output data and a buffer. The processor includes an extraction unit that extracts first hidden data corresponding to the hidden item from the first image data, a shape change unit that generates second hidden data by performing a shape change on the first hidden data, an interpolation unit that generates third image data by performing interpolation based on the second image data and the second hidden data, and a projection unit that generates the output data by projecting the third image data onto a 2D plane. The buffer stores a plurality of parameters associated with generation of the first hidden data, the second hidden data, the third image data, and the output data.

Abstract: Provided is an operating method of an imaging system, the operating method including illuminating, by a light illuminator, light onto a subject from a light source, acquiring, by an optical detector, a two-dimensional projection image on the subject, generating a first projection matrix between three-dimensional coordinates of the subject and two-dimensional coordinates of the projection image, generating a three-dimensional first volume image on the subject on the basis of the first projection matrix and the projection image, generating a two-dimensional digitally reconstructed radiograph (DRR) on the subject from the first volume image, matching the projection image and the DRR, and updating the first projection matrix on the basis of a matched result to generate a second projection matrix, and generating a three-dimensional second volume image on the subject on the basis of the second projection matrix and the projection image.

Abstract: The apparatus for an X-ray data generation according to an embodiment of the inventive concept includes a processor that receives 3D data to generate output data and a buffer, and the processor includes an extraction unit that extracts raw object data from the 3D data and projects the raw object data onto a 2D plane to generate first object data, an augmentation unit that performs data augmentation on the first object data to generate second object data, a composition unit that synthesizes the second object data and background data to generate composite data, and a post-processing unit that performs post-processing on the composite data to generate the output data, and the buffer stores a plurality of parameters related to generation of the first object data, the second object data, the composite data, and the output data.

Abstract: The present disclosure relates to a polarity detector for detecting polarity of a patch cord, that is capable of sequentially inputting an optical signal into channels of a connector of the patch cord, receiving the optical signal being output, and thereby discerning the polarity of the patch cord quickly and precisely. Particularly, the present disclosure is characterized to spectrally output the optical signal from the light source as a plurality of unit optical signals, and to selectively block or pass the spectrally output plurality of unit optical signals, by heat, and thereby effectively inputting the optical signal into each channel of the connector.

Abstract: The present disclosure relates to a polarity detector for detecting polarity of a patch cord, that is capable of sequentially inputting an optical signal into channels of a connector of the patch cord, receiving the optical signal being output, and thereby discerning the polarity of the patch cord quickly and precisely. Particularly, the present disclosure is characterized to spectrally output the optical signal from the light source as a plurality of unit optical signals, and to selectively block or pass the spectrally output plurality of unit optical signals, by heat, and thereby effectively inputting the optical signal into each channel of the connector.

Abstract: Provided is an operating method of an imaging system, the operating method including illuminating, by a light illuminator, light onto a subject from a light source, acquiring, by an optical detector, a two-dimensional projection image on the subject, generating a first projection matrix between three-dimensional coordinates of the subject and two-dimensional coordinates of the projection image, generating a three-dimensional first volume image on the subject on the basis of the first projection matrix and the projection image, generating a two-dimensional digitally reconstructed radiograph (DRR) on the subject from the first volume image, matching the projection image and the DRR, and updating the first projection matrix on the basis of a matched result to generate a second projection matrix, and generating a three-dimensional second volume image on the subject on the basis of the second projection matrix and the projection image.

Abstract: Provided is an operating method of a medical imaging device. The method includes receiving a 3D medical image, generating a 2D medical image from the 3D medical image based in a plate interpolation, and displaying the 2D medical image by using plate interpolation based weight information and interest region information.

Abstract: A structure pof muffler may include a housing which has a space therein, and has a first side connected to an inlet pipe into which exhaust gas flows, a first baffle which divides an interior of the housing into a front chamber and an intermediate chamber connected to the inlet pipe, a second baffle which divides the interior of the housing into a rear chamber and the intermediate chamber connected to the inlet pipe, and a discharge pipe which is mounted to penetrate the first baffle and the second baffle, and mounted such that a first end of the discharge pipe is positioned in the rear chamber, and a second end of the discharge pipe extends through the front chamber and penetrates the housing.

Abstract: A digital breast tomosynthesis system includes an object fixing unit including first and second fixing plates, a first vibration plate moved in linkage with the first fixing plate and a second vibration plate moved in linkage with the second fixing plate, and configured to fix the object between the first and second vibration plates, an X-ray generator configured to project X-ray toward the object; an X-ray detector configured to detect the X-ray, a vibration generating device configured to vibrate the first and second vibration plates at a set frequency, and a vibration control device configured to control the vibration generating device by generating a vibration signal corresponding to the set frequency, wherein the X-ray generator projects the X-ray at specific time intervals on the basis of the set frequency.

Abstract: Provided is an operating method of a medical imaging device. The method includes receiving a 3D medical image, generating a 2D medical image from the 3D medical image based in a plate interpolation, and displaying the 2D medical image by using plate interpolation based weight information and interest region information.

Abstract: Provided herein is an image interpretation auxiliary method for breast lesion diagnosis, the method including obtaining, by an image interpretation auxiliary apparatus, a plurality of 3D images photographed from a breast; determining, by the image interpretation auxiliary apparatus, a first image of among the plurality of 3D images as a basic image; and creating an image for interpretation, by the image interpretation auxiliary apparatus, by combining information related to a second image of among the plurality of 3D images with the first image.

Abstract: A structure pof muffler ma include a housing which has a space therein, and has a first side connected to an inlet pipe into which exhaust gas flows, a first baffle which divides an interior of the housing into a front chamber and an intermediate chamber connected to the inlet pipe,a second baffle which divides the interior of the housing into a rear chamber and the intermediate chamber connected to the inlet pipe, and a discharge pipe which is mounted to penetrate the first baffle and the second baffle, and mounted such that a first end of the discharge pipe is positioned in the rear chamber, and a second end of the discharge pipe extends through the front chamber and penetrates the housing,

Abstract: A digital breast tomosynthesis system includes an object fixing unit including first and second fixing plates, a first vibration plate moved in linkage with the first fixing plate and a second vibration plate moved in linkage with the second fixing plate, and configured to fix the object between the first and second vibration plates, an X-ray generator configured to project X-ray toward the object; an X-ray detector configured to detect the X-ray, a vibration generating device configured to vibrate the first and second vibration plates at a set frequency, and a vibration control device configured to control the vibration generating device by generating a vibration signal corresponding to the set frequency, wherein the X-ray generator projects the X-ray at specific time intervals on the basis of the set frequency.

Abstract: Provided herein is an image interpretation auxiliary method for breast lesion diagnosis, the method including obtaining, by an image interpretation auxiliary apparatus, a plurality of 3D images photographed from a breast; determining, by the image interpretation auxiliary apparatus, a first image of among the plurality of 3D images as a basic image; and creating an image for interpretation, by the image interpretation auxiliary apparatus, by combining information related to a second image of among the plurality of 3D images with the first image.

Abstract: A variable valve apparatus includes: a housing having a pair of shaft holes and a gate hole formed in the housing; a gate provided to selectively open the gate hole; a shaft provided in the shaft holes and connected to the gate; and a spring provided on the shaft so as to elastically support the gate, in which a gap is formed between the gate and the housing. The variable valve apparatus may be provided as part of a muffler installed in a vehicle.

Abstract: Provided are a fingerprint recognition apparatus and method which are capable of protecting registered fingerprint data and recognizing a fingerprint more quickly and accurately. In the fingerprint recognition apparatus, a fingerprint image generator generates fingerprint image data of an input fingerprint, and a memory stores registration fingerprint data for authentication. In a registration mode, a fingerprint recognition processor transforms the fingerprint image data into the irreversible registration fingerprint data using a specific transformation scheme, and stores the transformed registration fingerprint data. In an authentication mode, the fingerprint recognition processor transforms the fingerprint image data into comparison fingerprint data using the specific transformation scheme, compares whether the comparison fingerprint data is identical to the registration fingerprint data, and controls the authentication process according to the comparison result.

Abstract: Provided is a fingerprint matching method and apparatus using fingerprint minutiae and fingerprint binary images. The method includes: constructing a template fingerprint database by extracting minutiae information and a binary image of a first fingerprint image; and extracting minutiae information and a binary image of a second fingerprint image to be authenticated and performing authentication by aligning the extracted minutiae information and the binary image of the second fingerprint image with data in the template fingerprint database. Accordingly, the fingerprint matching using the fingerprint binary images is additionally performed, thereby reducing a false acceptance rate (FAR) compared to a conventional minutia-based fingerprint authentication method.