Abstract: A dual band antenna element suitable for use in a compact multiband antenna array is described. The dual band antenna element may have a main radiating direction with a first radiating element for use in a first frequency band, a first electrically closed ring for use in the first frequency band galvanically isolated from and arranged at a predetermined distance from the first radiating element in the main radiating direction. The first ring) may at least partially overlap the first radiating element in the main radiating direction. The dual band antenna element may also have a second radiating element for use in a second frequency band, where the second radiating element is arranged within a circumference of the first radiating element and is arranged substantially at the predetermined distance (D) from the first radiating element in the radiation direction.

Abstract: The present invention discloses an antenna radiating element and an antenna. The antenna radiating element includes a pair of dipoles that are disposed crosswise from one another, forming four dipole arms, and a plurality of external parasitic elements. Each external parasitic element of the plurality of external parasitic elements is: disposed between two neighboring dipole arms in the four dipole arms; and separated from the two neighboring dipole arms and other external parasitic element of the plurality of external parasitic elements. In embodiments of the present invention, the antenna radiating element has a very simple structure, may be directly formed by sheet metal parts, and is convenient to process and manufacture. Also, the parasitic element assembly achieves an effect of reducing a volume of the entire antenna, and therefore both production costs and maintenance costs are reduced.

Abstract: An antenna has a plurality of first radiating elements configured to radiate in a first frequency band and a plurality of second radiating elements configured to radiate in a second frequency band. The second frequency band at least partially overlaps the first frequency band. The first radiating elements are arranged along the longitudinal direction of the antenna in a first column, and the second radiating elements are arranged along the longitudinal direction of the antenna in a second column. The second column is separated from the first column along a lateral direction of the antenna. Further, feed points of each first radiating element are separated from feed points of each second radiating element along a bore sight direction of the antenna.

Abstract: A multifunctional fusion protein and applications thereof. The multifunctional fusion protein comprising a. functional domains that recognize CD47 positive tumor cells: the extracellular portion of SIRP?, b. functional domains that recognize PD-L1-positive tumor cells: the extracellular portion of PD-1, and c. functional domains that bind to immune cells: high-affinity human IgG1Fc portion. The fusion protein of the invention can meet the needs of the patients for tumor immunotherapy. The recombinant fusion protein can recognize CD47 and PD-L1-positive tumor cells, and bind with immune effector cells containing Fc receptors.

Abstract: The present invention provides a dual-polarized radiating element comprising a feeding arrangement and four dipole arms. The feeding arrangement comprises four slots, which extend from a periphery towards a center of the feeding arrangement 101 and are arranged at regular angular intervals forming a first angular arrangement. The four dipole arms extend outwards from the feeding arrangement and are arranged at regular angular intervals forming a second angular arrangement. The second angular arrangement of the four dipole arms is rotated with respect to the first angular arrangement of the four slots.

Abstract: Isolated mutant dengue virus E protein variants are disclosed. The variant comprises an amino acid sequence that is at least 80% identical to SEQ ID NO: 1 and has one or more amino acid residue substitutions at position corresponding to Asn8 (N8), Arg9 (R9), Val12 (V 12) and/or Glu13 (E13). The variant may comprise an amino acid sequence that is at least 90% identical to the SEQ ID NO: 1 and lack an infection-enhancing antibody-binding motif comprising the amino acid sequence of SEQ ID NO: 28 at domain I. An isolated nucleic acid sequence encoding the variant, a plasmid expressing the variant, a plasmid expressing a virus-like particle comprising the variant, a DNA vaccine, and a method of detecting the presence of a dengue virus in a biological sample are also disclosed.

Abstract: Methods of assessing or monitoring the effect, efficacy, responsiveness to treatment, and/or determining a dose or dosing regimen of therapeutic agents, such as integrin beta7 antagonists, for the treatment of gastrointestinal inflammatory disorders are provided. In certain aspects, methods of using integrin beta7 subunit-containing receptor occupancy by the integrin beta7 antagonist on colonic lymphocytes as an indicator (“biomarker”) of the effect, efficacy, or responsiveness to treatment, and/or as a means to determine dosing or dosing regimens of therapeutic agents such as beta7 integrin antagonists for the treatment of gastrointestinal inflammatory disorders are provided. In certain aspects, methods of assessing the effect, efficacy, or responsiveness to beta7 integrin antagonist treatment by measuring gene expression levels of one or more integrin receptor ligands, lymphocyte genes, cytokine genes, or the number of alphaE-positive cells in intestinal crypt epithelium are provided.

Abstract: The disclosure relates to display devices and display screen modules. The display device includes a body, a display screen and a second display area. The display screen is disposed on the body, and the display screen includes a first display area and a light transmitting area. The first display area has a light exiting surface facing away from the body. The second display area is located between the display screen and a bottom surface of the body and configured to compensate for the light transmitting area, so that the light transmitting area displays image information, realizing full-screen display.

Abstract: Isolated mutant dengue virus E protein variants are disclosed. The variant comprises an amino acid sequence that is at least 80% identical to SEQ ID NO: 1 and has one or more amino acid residue substitutions at position corresponding to Asn8 (N8), Arg9 (R9), Val12 (V12) and/or Glu13 (E13). The variant may comprise an amino acid sequence that is at least 90% identical to the SEQ ID NO: 1 and lack an infection-enhancing antibody-binding motif comprising the amino acid sequence of SEQ ID NO: 28 at domain I. An isolated nucleic acid sequence encoding the variant, a plasmid expressing the variant, a plasmid expressing a virus-like particle comprising the variant, a DNA vaccine, and a method of detecting the presence of a dengue virus in a biological sample are also disclosed.

Abstract: Embodiments of the present invention relates to a thin film transistor and a method for manufacturing the same, a display substrate and a display device. The thin film transistor comprises an active layer, a source electrode, a drain electrode and an ohmic contact layer, wherein the ohmic contact layer is disposed between the active layer and the source electrode and/or between the active layer and the drain electrode to improve an ohmic contact property of the active layer with the source electrode and/or the drain electrode. The present invention solves the problem of poor ohmic contact effect between the active layer and the source and drain electrodes in the existing thin film transistor, thereby improving the ohmic contact property of the active layer with the source and drain electrodes and meanwhile improving display effect of images of a display.

Abstract: The present invention discloses an antenna radiating element and an antenna, where the antenna radiating element includes a pair of crosswise disposed dipoles and parasitic element assemblies; the parasitic element assembly is disposed in an included angle formed by two neighboring dipole arms of the crosswise disposed dipoles; the parasitic element assembly is fastened to the dipole; and a radiation signal transmitted by the dipole is reflected and converged by using the parasitic element assembly. In embodiments of the present invention, the antenna radiating element has a very simple structure, may be directly formed by sheet metal parts, and is convenient to process and manufacture. Also, the parasitic element assembly achieves an effect of reducing a volume of the entire antenna, and therefore both production costs and maintenance costs are reduced.

Abstract: Provided are a condenser (100) and a refrigerator having same. The condenser (100) comprises: an air duct (10), with an air channel (11) being defined in the air duct (10); an air supply device (20), with the air supply device (20) being fixedly connected to the air duct (10); and a condensation member (30), with the condensation member (30) having a refrigerant inlet (a) and a refrigerant outlet (b), and the condensation member (30) being at least partially located in the air channel (11).

Abstract: The present invention discloses an antenna radiating element and an antenna. The antenna radiating element includes a pair of dipoles that are disposed crosswise from one another, forming four dipole arms, and a plurality of external parasitic elements. Each external parasitic element of the plurality of external parasitic elements is: disposed between two neighboring dipole arms in the four dipole arms; and separated from the two neighboring dipole arms and other external parasitic element of the plurality of external parasitic elements. In embodiments of the present invention, the antenna radiating element has a very simple structure, may be directly formed by sheet metal parts, and is convenient to process and manufacture. Also, the parasitic element assembly achieves an effect of reducing a volume of the entire antenna, and therefore both production costs and maintenance costs are reduced.

Abstract: An energy absorbing device includes a deformable elongate member that is arranged such that the device, in use, deforms in a controlled manner upon the absorption of impact energy. The invention also provides a chassis and a vehicle incorporating the energy absorbing device.

Abstract: An energy absorbing device includes a deformable elongate member that is arranged in a manner such that the device, in use, deforms in a controlled manner upon the absorption of impact energy. The invention also provides a method for manufacturing the energy absorbing device.

Abstract: Embodiments of the present invention provide a train control method for maximizing utilization of regenerative energy. The method mainly comprises: working out a matching error ?T of a current matched pair of trains Mx (i, j) of a station in the current running situation; and comparing the matching error ?T with a preset maximum adjustable error ?Tx of the current matched pair of trains Mx (i, j) of the station and determining a strategy for adjusting train running of the current matched pair of trains Mx (i, j) according to comparison results.

Abstract: A water valve and a drinking device are provided. The water valve includes an upper support, a lower support, a valve spool, a sealing member, a spring and a water outlet. The upper support is provided with a water inlet. The lower support is provided with a water outlet and a vent hole. The valve spool has a first end connected with the upper support and a second end fixedly connected with the lower support, and the valve spool is movable relative to the upper support, to switch on or off a communication between the water inlet and the water outlet. When the water valve is at a state of discharging water, an interior of the water outlet pipe is not communicated with atmosphere; when the water valve is at a state of not discharging water, the vent hole communicates the interior of the water outlet pipe with the atmosphere.

Abstract: Methods of treating gastrointestinal inflammatory disorders such as inflammatory bowel diseases including Crohn's disease are provided. Also provided are methods of administering and dosing integrin beta7 antagonists, such as anti-integrin beta7 antibodies. In addition, methods of administrating and dosing such integrin beta7 antagonists to induce remission or to induce and maintain remission of Crohn's disease are provided.

Abstract: Isolated mutant dengue virus E protein variants are disclosed. The variant comprises an amino acid sequence that is at least 80% identical to SEQ ID NO: 1 and has one or more amino acid residue substitutions at position corresponding to Asn8 (N8), Arg9 (R9), Val12 (V12) and/or Glu13 (E13). The variant may comprise an amino acid sequence that is at least 90% identical to the SEQ ID NO: 1 and lack an infection-enhancing antibody-binding motif comprising the amino acid sequence of SEQ ID NO: 28 at domain I. An isolated nucleic acid sequence encoding the variant, a plasmid expressing the variant, a plasmid expressing a virus-like particle comprising the variant, a DNA vaccine, and a method of detecting the presence of a dengue virus in a biological sample are also disclosed.

Abstract: The present invention relates to a method and an equipment for controlling the mobile station to switch between different wireless communication systems and belongs to the technical field of data transmission in the wireless communication systems.