Abstract: Provided is a digital filter implementing a function by using circular convolution of a digital input signal and a unit pulse response of the digital filter in applying a filter to the digital signal. In addition, a configuration sequence change of an output signal, which occurs as a result of digital filtering according to the present invention, in comparison to an input signal, is corrected by inversely performing circular shifting in a transmitter by amount of the configuration sequence change, or by reconstructing a signal after making synchronization and acquiring the signal previous to a time point of the synchronization by amount of the configuration sequence change, in a receiver.

Abstract: An apparatus and a method of controlling slot-based channel access by an access point (AP) to manage a network in a wireless local area network (WLAN) environment and a slot-based channel access terminal are disclosed. A slot-based channel access control apparatus of a WLAN system according to an exemplary embodiment determines one of each terminal and a group of terminals as a slot allocation target, allocates a slot defined in a beacon interval to the determined terminal or group to distinguish channel access time, and transmits a beacon including information on the allocated slot.

Abstract: A server backup method and a backup system using the server backup method are provided. The server backup method includes continuously collecting a plurality of dirty pages during a running operation and determining a backup start time point according to a quantity of the collected dirty pages. The server backup method also includes suspending the running operation according to the backup start time point and executing a backup snapshot operation to generate a data backup snapshot corresponding to the dirty pages, and executing a backup transmission operation to transmit the data backup snapshot.

Abstract: The systems and methods disclosed herein are generally related to a cell culture system. More particularly, the systems and methods enable the culturing and interconnecting of a plurality of tissue types in a biomimetic environment. By culturing organ specific tissue types within a biomimetic environment and interconnecting each of the organ systems in a physiologically meaningful way, experiments can be conducted on in vitro cells that substantially mimic the responses of in vivo cell populations. In some implementations, the organ systems are fluidically connected with a constant-volume pump.

Abstract: In various embodiments, the present application teaches methods and compositions for tissue clearing in which whole organs and bodies are rendered macromolecule-permeable and optically-transparent, thereby exposing their cellular structure with intact connectivity. In some embodiments, the present application teaches PACT, a protocol for passive tissue clearing and immunostaining of intact organs. In other embodiments, the present application teaches RIMS, a refractive index matching media for imaging thick tissue. In yet other embodiments, the application teaches PARS, a method for whole-body clearing and immunolabeling.

Abstract: The present disclosure relates to the use of a soluble CD52 glycoprotein in treating diseases regulated by effector T-cells, for example sepsis or multiple sclerosis. The present disclosure also relates to diagnostic methods based on the detection of CD52 expression levels in a subject.

Abstract: The present invention relates to a TDMA access method and device based on multiple access points. According to the problems that the existing method cannot simultaneously satisfy the demands of timeliness and reliability in actual industrial application and has low resource utilization rate, the present invention takes full consideration of the transmission characteristics and industrial automation application characteristics of wireless networks, and provides a TDMA access method and device based on multiple access points.

Abstract: Provided is a method and apparatus for performing intra-prediction using an adaptive filter. The method for performing intra-prediction comprises the steps of: determining whether or not to apply a first filter for a reference pixel value on the basis of information of a neighboring block of a current block; applying the first filter for the reference pixel value when it is determined to apply the first filter; performing intra-prediction on the current block on the basis of the reference pixel value; determining whether or not to apply a second filter for a prediction value according to each prediction mode of the current block, which is predicted by the intra-prediction performance on the basis of the information of the neighboring block; and applying the second filter for the prediction value according to each prediction mode of the current block when it is determined to apply the second filter.

Abstract: A method for a communication link establishing device to establish a communication link in a targeted communication system is provided. A source terminal transmits a source terminal's identification information and threshold value information for selecting a relative angle measurement target to neighboring terminals including a target terminal, and transmits a relative angle measurement request signal to the target terminal and the neighboring terminals. Upon receipt of a response signal for the relative angle measurement request signal from at least one of the neighboring terminals including the target terminal, a communication link with the selected communication target's terminal is established based on the information contained in the response signal.

Abstract: Embodiments encompass a single-molecule detection system and methods of using the detection system to detect an object. Further, embodiments encompass a detection system comprising a movable light coupler, a waveguide, and a light detector. Embodiments further encompass methods of single-molecule detection, including methods of single-molecule nucleic acid sequencing.

Abstract: Ferrous metal alloys including Fe, Co and optionally Ni with metalloids Si, B and P are provided that are substantially close to the peak in glass forming ability and have a combination of both good glass formability and good ferromagnetic properties. In particular, Fe/Co-based compositions wherein the Co content is between 15 and 30 atomic percent and the metalloid content is between 22 and 24 atomic percent at a well-defined metalloid moiety, have been shown to be capable of forming bulk glassy rods with diameters as large as 4 mm or larger. In addition, incorporating a small content of Ni under 10 atomic percent and additions of Mo, Cr, Nb, Ge, or C at an incidental impurity level of up to 2 atomic percent are not expected to impair the bulk-glass-forming ability of the present alloys.

Abstract: A support device includes a supporting main body, a first angle rotation unit, a second angle rotation unit, a height adjustment structure, an absorbing unit and a driver motor unit. The absorbing unit is pivotally connected to the first angle rotation unit. The driver motor unit includes a first driving element, a second driving element and a third driving element. The first driving element drives the first angle rotation unit to adjust a rotation angle of the absorbing unit. The second driving element drives the second angle rotation unit for enabling the supporting main body to rotate around an axial thereof. The third driving element drives the height adjustment structure for enabling the supporting main body to move along the axial thereof. In addition, an support unit system and a support unit control system are also provided.

Abstract: A method for manufacturing a CZTS based thin film having a dual band gap slope, comprising the steps of: forming a Cu2ZnSnS4 thin film layer; forming a Cu2ZnSn(S,Se)4 thin film layer; and forming a Cu2ZnSnS4 thin film layer. A method for manufacturing a CZTS based solar cell having a dual band gap slope according to another aspect of the present invention comprises the steps of: forming a back contact; and forming a CZTS based thin film layer on the back contact by the method described above.

Abstract: Methods and systems for operating a sensor network comprising a plurality of nodes and at least one resource, where a resource can be a sensing device (e.g., a camera or microphone) or other peripheral devices (e.g., a storage or recording system). In at least one embodiment of the present invention, at least one node in a network determines at least one resource available to it and the type of the resource or its capabilities. Based on the type or capabilities of the resource, the node associates with one or more logical node names and acquires instructions for performing at least one function.

Abstract: The present invention discloses a wafer-level semiconductor device and a manufacturing method thereof. The wafer-level semiconductor device comprises a wafer-level substrate; a plurality of serial groups formed on a surface of the substrate and are disposed in parallel, each serial group comprising a plurality of parallel groups disposed in series, each parallel groups comprising a plurality of unit cells disposed in parallel, wherein each unit cell is an independent functional unit which is formed by processing a semiconductor layer directly grown on a surface of the substrate; and a lead, which is at least electrically connected between two selected parallel groups in each serial group to make ON-voltages of all the serial groups substantially consistent. The device of the present invention, with a simple structure, a simple and convenient manufacturing process, and a high efficiency to produce qualified products, can be put into large-scale production and application.

Abstract: An apparatus for detecting an object capable of emitting light. The apparatus comprises a light detector comprising at least two optical sensors capable of determining the intensity of the light; and a computer processing output signal generated by the optical sensors and comparing a result of the processing with a known result corresponding to a known type to determine whether the object belongs to the known type.

Abstract: An anti-jamming apparatus and method for a compact array antenna are provided. The anti-jamming apparatus for a compact array antenna includes a Global Navigation Satellite System (GNSS) array antenna unit including a plurality of GNSS antennas for receiving GNSS signals transmitted from a satellite. A first beam-forming unit includes a plurality of combination units for receiving respective signals received by the plurality of GNSS antennas as a first reference signal and first auxiliary signals and combining the first reference signal with the first auxiliary signals, thus forming different beams. A second beam-forming unit receives signals of the different beams, and combining the signals of the different beams, thus forming an anti-jamming beam in which an invisible area is minimized.

Abstract: The present invention discloses a method for heat treatment of hypereutectoid steel rail, including the following steps: holding the temperature of the steel rail of which temperature is above 900° C. after finish rolling, conducting a first cooling stage for the steel rail at the first cooling speed after the temperature holding to reduce the temperature of railhead surface layer of the steel rail to 700-750° C., conducting a second cooling stage for the steel rail at the second cooling speed to reduce the temperature of railhead surface layer of the steel rail to 550° C., conducting a third cooling stage for the steel rail at the third cooling speed to reduce the temperature of railhead surface layer of the steel rail to 450° C. or less, and continuing to cool the steel rail in the air.

Abstract: Provided is a ferroelectric field effect transistor (FeFET) which has a wide memory window even if the ferroelectric film thickness is 200 nm or less, and which has excellent data retention characteristics, pulse rewriting endurance and the like. An FeFET which has a structure wherein an insulating body (11) and a gate electrode conductor (4) are sequentially laminated in this order on a semiconductor base (10) that has a source region (12) and a drain region (13). The insulating body (11) is configured by laminating a first insulating body (1) and a second insulating body (2) in this order on the base (10), and the second insulating body (2) is mainly composed of an oxide of strontium, calcium, bismuth and tantalum.

Abstract: A magnetic resonance imaging (MRI) apparatus and an MRI method are provided. The MRI apparatus includes a data acquisition unit configured to acquire a first image by performing an MRI scan on an object. The MRI apparatus further includes an image acquisition unit configured to acquire a second image by performing de-noising filtering on the first image in a spatial domain, acquire a third image based on the first image and the second image, acquire a fourth image by performing low-pass filtering on the third image in a frequency domain, and acquire a final image based on the second image and the fourth image.