Abstract: An object trapping device enables efficiently trapping a plurality of objects in a specific combination. Each of a first electrode pair (13), a second electrode pair (14), and a third electrode pair (15) in an electrode pair group (3) is applied with an individual AC voltage and traps an object by dielectrophoresis generated in accordance with the AC voltage that is applied.

Abstract: A size reduction in an optical system that detects a fluorescent photon is achieved. A photon detection operation of a photon detection unit (21) is controlled on the basis of timing of an irradiation operation of an excitation light source (50), and after excitation light emitted to a microfluidic channel (10) is switched off, a fluorescent photon generated by a target flowing in the microfluidic channel (10) is detected.

Abstract: A microchamber array device having built-in reaction microchambers, in which the dilution ratio can be greatly increased at the same time as dramatically raising cell recovery efficiency, and an inspection object analysis method using said device are provided. This microchamber array device is provided with: a microchamber array 1 for cell capture by electrophoresis comprising an arrangement of a substrate 2, electrodes 3 and photoresists 4; and a reaction microchamber array 6 which is separated from the capture microchamber array 1, and which is formed from reaction microchamber 8 comprising micro channels 7 arranged so as to be opposite of the aforementioned microchamber array 1.

Abstract: Provided are a fluorescent testing system, a dielectrophoresis device, and a molecular testing method that measure only fluorescence emitted from a test object without separating excitation light and the fluorescence by an optical filter and that are able to prevent reduction of an application range of a type of the fluorescence.

Abstract: An object trapping device enables efficiently trapping a plurality of objects in a specific combination. Each of a first electrode pair (13), a second electrode pair (14), and a third electrode pair (15) in an electrode pair group (3) is applied with an individual AC voltage and traps an object by dielectrophoresis generated in accordance with the AC voltage that is applied.

Abstract: Provided are a fluorescent testing system, a molecular testing method, and a fluorescent testing method that can avoid enlargement and complication. A fluorescent testing system (1) includes: an excitation light source (23) that radiates excitation light (L1) to protein to which a fluorescent probe is added; a silicon integrated circuit (10) including a photon detection unit (13) that detects light by a photodiode (12); a holding layer (30) including a microwell (31) that is provided above the photodiode (12) and holds the protein to which the fluorescent probe is added; and a control unit (24) that causes the excitation light source (23) to radiate the excitation light (L1) to the protein which. is held and to which the fluorescent probe is added and causes the photon detection unit (13), after extinguishment of the excitation light (L1), to detect fluorescence emitted from the protein to which the fluorescent probe is added.

Abstract: A size reduction in an optical system that detects a fluorescent photon is achieved. A photon detection operation of a photon detection unit (21) is controlled on the basis of timing of an irradiation operation of an excitation light source (50), and after excitation light emitted to a microfluidic channel (10) is switched off, a fluorescent photon generated by a target flowing in the microfluidic channel (10) is detected.

Abstract: A particle sorting apparatus a channel that includes a trunk channel formed along a specific upper surface and deflection electrode pairs that sort a non-target minute particle and a target minute particle respectively in a direction substantially perpendicular to the specific upper surface and a direction along the specific upper surface by dielectrophoresis.

Abstract: Provided are a fluorescent testing system, a dielectrophoresis device, and a molecular testing method that measure only fluorescence emitted from a test object without separating excitation light and the fluorescence by an optical filter and that are able to prevent reduction of an application range of a type of the fluorescence.

Abstract: A microchamber array device having built-in reaction microchambers, in which the dilution ratio can be greatly increased at the same time as dramatically raising cell recovery efficiency, and an inspection object analysis method using said device are provided. This microchamber array device is provided with: a microchamber array 1 for cell capture by electrophoresis comprising an arrangement of a substrate 2, electrodes 3 and photoresists 4 and a reaction microchamber array 6 which is separated from the capture microchamber array 1, and which is formed from reaction microchamber 8 comprising micro channels 7 arranged so as to be opposite of the aforementioned microchamber array 1.

Abstract: Provided are a fluorescent testing system, a molecular testing method, and a fluorescent testing method that can avoid enlargement and complication. A fluorescent testing system (1) includes: an excitation light source (23) that radiates excitation light (L1) to protein to which a fluorescent probe is added; a silicon integrated circuit (10) including a photon detection unit (13) that detects light by a photodiode (12); a holding layer (30) including a microwell (31) that is provided above the photodiode (12) and holds the protein to which the fluorescent probe is added; and a control unit (24) that causes the excitation light source (23) to radiate the excitation light (L1) to the protein which. is held and to which the fluorescent probe is added and causes the photon detection unit (13), after extinguishment of the excitation light (L1), to detect fluorescence emitted from the protein to which the fluorescent probe is added.

Abstract: A semiconductor device includes a substrate, a gate structure, a first impurity region, and a second impurity region. The gate structure may cross over a first active region and a second active region of the substrate. The first insulation structure including a first insulation material may be formed on the first active region, and may be spaced apart from opposite sides of the gate structure. The second insulation structure including a second insulation material different from the first insulation material may be formed on the second active region, and may be spaced apart from opposite sides of the gate structure. The first impurity region may be formed at a portion of the first active region between the gate structure and the first insulation structure, and may be doped with p-type impurities. The second impurity region may be formed at a portion of the second active region between the gate structure and the second insulation structure, and may be doped with n-type, impurities.

Abstract: The present disclosure relates to a microdevice for capturing particles from a sample, a method for capturing particles from a sample, and a method for concentrating or separating particles using the same.

Abstract: There are provided a detector and a detection method capable of detecting a biological sample with high sensitivity. A detector is provided with a microchamber array including a plurality of storage sections to be filled with a hydrophilic solvent containing a biological sample; and an image sensor in which picture elements are disposed corresponding to the storage sections, wherein the microchamber array includes a flow channel in communication with openings of the storage sections; a hydrophobic solvent supply unit arranged in continuity with the flow channel; and a through-hole which allows the hydrophilic solvent to enter and exit the flow channel, and the hydrophobic solvent supply unit flows a hydrophobic solvent into the flow channel by an externally-applied force.

Abstract: There is provided a method of preparing a fluorescent silk fibroin solution, which includes a) obtaining scoured fluorescent silk fibroin by adding transgenic fluorescent silkworm cocoons to an aqueous solution including a scouring agent, heating the transgenic fluorescent silkworm cocoons at 40 to 60° C. for 8 to 24 hours and washing the transgenic fluorescent silkworm cocoons with distilled water, b) dissolving the scoured fluorescent silk fibroin at 40 to 60° C. for 1 to 5 hours in a solvent in which 15 mg to 1.5 g of dithiothreitol (DTT) is mixed per 100 mL of 9 to 9.6 M LiBr, and c) dialyzing the dissolved fluorescent silk fibroin in single distilled water for 48 to 96 hours. The scouring agent includes an alcalase and sodium hydrogen carbonate (NaHCO3). The conventional methods of preparing a silk fibroin solution from fluorescent silkworm cocoons have drawbacks in that silk fibroin is not dissolved at a low temperature and fluorescence is lost.

Abstract: A semiconductor device includes a substrate, a gate structure, a first impurity region, and a second impurity region. The gate structure may cross over a first active region and a second active region of the substrate. The first insulation structure including a first insulation material may be formed on the first active region, and may be spaced apart from opposite sides of the gate structure. The second insulation structure including a second insulation material different from the first insulation material may be formed on the second active region, and may be spaced apart from opposite sides of the gate structure. The first impurity region may be formed at a portion of the first active region between the gate structure and the first insulation structure, and may be doped with p-type impurities. The second impurity region may be formed at a portion of the second active region between the gate structure and the second insulation structure, and may be doped with n-type impurities.

Abstract: A method for providing video on demand (VoD) service of a client device is disclosed. The method includes requesting content from a server device in response to the content being selected, receiving first type data for sequential frames and second type data for non-sequential frames according to a playback time of the content from the server device, outputting the content using the first type data, and performing a skip operation for displaying a frame at a point of time corresponding to a skip command using the second type data in response to the skip command being input. The skip operation is rapidly performed.

Abstract: There are provided a detector and a detection method capable of detecting a biological sample with high sensitivity. A detector is provided with a microchamber array including a plurality of storage sections to be filled with a hydrophilic solvent containing a biological sample; and an image sensor in which picture elements are disposed corresponding to the storage sections, wherein the microchamber array includes a flow channel in communication with openings of the storage sections; a hydrophobic solvent supply unit arranged in continuity with the flow channel; and a through-hole which allows the hydrophilic solvent to enter and exit the flow channel, and the hydrophobic solvent supply unit flows a hydrophobic solvent into the flow channel by an externally-applied force.

Abstract: An FPGA apparatus and a method for protecting bitstreams are provided. The FPGA apparatus includes: a key storage unit, which is configured to be accessed only from within the FPGA, and having stored therein the encryption/decryption key and the initial key generated by the random number generator; a setting bitstream storage unit, which is an internal non-volatile memory stored with bitstreams for setting authentication and encryption/decryption; and an authentication and encryption/decryption setting unit, which is configured to call the encryption and decryption key and the initial value stored in the key storage unit to store encrypted bitstreams and authentication codes generated as a result of performing encryption on the bitstreams stored in the setting bitstream storage unit in external non-volatile memory, and verity the integrity of the encrypted bitstreams stored in the external non-volatile memory at the time of designing of the FPGA using the encrypted bitstreams.

Abstract: Provided is an apparatus for inserting a needle capable of obtaining automation of tissue sample collection or drug injection and operation stability by applying a link mechanism between a needle inserted into a specific part of a human body and a power source for providing a drive force. The apparatus includes a needle unit inserted into a human body, a drive unit configured to provide a drive force to the needle unit such that the needle unit reciprocates between an insertion position at which the needle unit is inserted into the human body and a withdrawal position at which the needle unit is withdraw to the outside of the human body, and a guide unit including a plurality of guide links each having at least two links relatively rotated by the drive force of the drive unit and radially disposed around the needle unit, and configured to guide the needle unit such that the needle unit translates between the insertion position and the withdrawal position in a longitudinal direction of the needle unit.