Abstract: Discloses a coherent microwave photonics radar detection method and system based on injection locking frequency multiplication. The method uses a baseband signal to modulate an optical carrier to generate a modulated optical signal including a plurality of high-order sidebands; the modulated optical signal is divided into two paths which are respectively injected into two slave lasers for high-order sideband injection locking to obtain two locked sideband optical signals; Based on combining and splitting two locked sideband optical signals, the radar transmitting signal and receiving optical signal can be obtained through photo-detection and electro-optic modulation. After coherent detection of receiving optical signal, obtaining the intermediate frequency signal, and detection target information can be extracted from intermediate frequency signal by radar algorithm.

Abstract: Described herein is an aqueous, miscible, multiphase, one-pot detection system including a first phase comprising a low density solution comprising a nucleic acid detection system; and a second phase in diffusive communication with the first phase, the second phase having a higher density than the first phase, and the second phase including a nucleic acid amplification system. Also included are multiwell plates and/or devices including the system and methods of detecting target nucleic acids.

Abstract: An input coupler component, optical display system and electronics apparatus are disclosed. The input coupler component, comprisesing: an input polarization volume grating, which is disposed to deflect an. input polarized electromagnetic wave into a waveguide in a total internal reflection manner and an input polarization management layer, which. adjusts the polarization.

Abstract: A protein antigen combination for detecting Alzheimer's disease autoantibodies in human serum sample and an application thereof are disclosed. The protein antigen combination includes at least two protein fragments selected from the following proteins: MAPT, ADARB1, P21, DNAJC8, RAGE, ASXL1, and JMJD2D. Based on the protein antigen composition, a kit for diagnosis, especially for early diagnosis of Alzheimer's disease or its related risks, can be prepared. By using the protein antigen composition provided by the invention, early Alzheimer's disease can be quickly and accurately diagnosed, which has important practical significance.

Abstract: The present invention relates to a compound having a benzo seven-membered ring structure, and a preparation method therefor, and use thereof. The compound has a structure as represented by formula (I). Provided is use of the compound having the structure and prepared with the preparation method of the present invention, enantiomers, diastereomers, racemates and mixtures thereof of the compound, as well as chemically acceptable salts, crystalline hydrates and solvent mixtures of the compound and the enantiomers, diastereomers, racemates and mixtures thereof of the compound in the preparation of drugs for treating BET Bromodomain BRD4 activity or expression level related diseases.

Abstract: An oscillator apparatus includes an oscillator core circuit. The oscillator core circuit includes an inverting transconductance amplifier, at least one first capacitor, at least one second capacitor, and a resonator. The at least one first capacitor is connected between an input of the inverting transconductance amplifier and a ground level. The at least one second capacitor is connected between an output of the inverting transconductance amplifier and the ground level. The resonator has a first port connected to the input of the inverting transconductance amplifier and a second port connected to the output of the inverting transconductance amplifier. The first port is decoupled from the second port.

Abstract: A seat with a flipping footrest assembly has a cushion, a seat back, and a footrest assembly. A front surface of the cushion is a convex surface. The seat back is mounted on a rear surface of the cushion. The footrest assembly is pivotally mounted on the front surface of the cushion and comprises a first footrest and a second footrest, and the first footrest is pivotally mounted on the front surface of the cushion. A concave rear surface of the first footrest is capable of moving along the front surface of the cushion, which is covex. The second footrest is pivotally mounted on the first footrest. The corresponding shapes between the first footrest and the cushion allows user to comfortably stretch legs when the first footrest is flipped up, because there will be no excessive holes and gaps between the first footrest and the cushion.

Abstract: An armrest table has an armrest casing, a frontward-moving stand, an upward-moving stand, and at least one table panel. The frontward-moving stand is front and rear movably mounted in the armrest casing. The table panel is up and down moveably mounted in the frontward-moving stand. The table panel can be rotated to be horizontal when moved to a highest position of its movement route. The frontward-moving stand and the table panel can be received in the armrest casing when the table panel is moved to a lowest position of its movement route. The armrest table is mounted beside the seat, and thus the passenger can adjust the height of the table panel.

Abstract: An inductor capacitor (LC) tank includes a first inductor and a first tunable capacitive array. The first inductor has a first terminal and a second terminal, and the first tunable capacitive array has a first terminal and a second terminal. The first tunable capacitive array is at a path branching from a first point between the first terminal and the second terminal of the first inductor, the first terminal of the first tunable capacitive array is coupled to the first point, and the second terminal of the first tunable capacitive array and the second terminal of the first inductor are coupled to a reference voltage.

Abstract: An armrest table has an armrest casing, a frontward-moving stand, an upward-moving stand, and at least one table panel. The frontward-moving stand is front and rear movably mounted in the armrest casing. The table panel is up and down moveably mounted in the frontward-moving stand. The table panel can be rotated to be horizontal when moved to a highest position of its movement route. The frontward-moving stand and the table panel can be received in the armrest casing when the table panel is moved to a lowest position of its movement route. The armrest table is mounted beside the seat, and thus the passenger can adjust the height of the table panel.

Abstract: An oscillator apparatus includes an oscillator core circuit. The oscillator core circuit includes an inverting transconductance amplifier, at least one first capacitor, at least one second capacitor, and a resonator. The at least one first capacitor is connected between an input of the inverting transconductance amplifier and a ground level. The at least one second capacitor is connected between an output of the inverting transconductance amplifier and the ground level. The resonator has a first port connected to the input of the inverting transconductance amplifier and a second port connected to the output of the inverting transconductance amplifier. The first port is decoupled from the second port.

Abstract: This invention relates to the field of medium and nitrogen fixation technique. More specifically, the present invention relates to a method of identifying whether Azotobacter secrets ammonia using nitrogen-free solid incubation media. Each liter of nitrogen-free incubation media comprises: K2HPO4 0.5-2 g, MgSO4.7H2O 0.1-0.5 g, CaCl2.2H2O 0.05-0.15 g, glucose 7-13 g, FeSO4.7H2O 0.005-0.02 g, NaMoO4.2H2O, 0.005-0.01 g, agar 10-20 g, and distilled water to balance. The present invention provides a method to identify whether Azotobacter secrets ammonia using nitrogen-free solid incubation media, which is simple and easy to carry out, and can accurately identify whether Azotobacter secreting nitrogenous compounds to extracellular and the ability of secretion, which play an important role in the development of bio-fertilizer industry.

Abstract: An inductor capacitor (LC) tank includes a first inductor and a first tunable capacitive array. The first inductor has a first terminal and a second terminal, and the first tunable capacitive array has a first terminal and a second terminal. The first tunable capacitive array is at a path branching from a first point between the first terminal and the second terminal of the first inductor, the first terminal of the first tunable capacitive array is coupled to the first point, and the second terminal of the first tunable capacitive array and the second terminal of the first inductor are coupled to a reference voltage.

Abstract: A frequency dividing apparatus includes: a plurality of latching devices arranged to selectively generate an output signal having a first oscillating frequency or a second oscillating frequency different from the first oscillating frequency according to an input clock signal and a first reset signal; and a controlling device arranged to generate the first reset signal at least according to a programming input signal; wherein the first reset signal is arranged to reset a first latching device in the plurality of latching devices to make the plurality of latching devices to generate the output signal having the second oscillating frequency.

Abstract: A frequency dividing apparatus includes: a plurality of latching devices arranged to selectively generate an output signal having a first oscillating frequency or a second oscillating frequency different from the first oscillating frequency according to an input clock signal and a first reset signal; and a controlling device arranged to generate the first reset signal at least according to a programming input signal; wherein the first reset signal is arranged to reset a first latching device in the plurality of latching devices to make the plurality of latching devices to generate the output signal having the second oscillating frequency.

Abstract: The embodiments of the present disclosure disclose a soft bit un-uniform quantization method, apparatus, computer program and storage medium. The soft bit un-uniform quantization method comprises: determining a threshold value; obtaining a quantization step according to the threshold value; obtaining a first data after a QAM demodulating and before a Turbo decoding in a wireless communication system; and performing a soft bit un-uniform quantization on the first data to obtain a quantization result according to the threshold value and the step. According to the present disclosure, the data after the QAM demodulating and before the Turbo decoding may obtain a distinguished Euclidean distance value and thus the performance can be improved greatly.

Abstract: A voltage generating circuit comprising: an output current generating circuit, generating an output current, such that an output voltage is generated at an output terminal, according to an output voltage control signal; a comparing device, comprising a first input terminal receiving a reference voltage, a second input terminal receiving a feedback voltage related with the output voltage, and an output terminal outputting the output voltage control signal according to the reference voltage and the feedback voltage; an adjustable voltage dropping circuit, comprising a first terminal coupled to the second input terminal, and a second terminal coupled to the output terminal; and a current source, for generating a predetermined current to the first terminal of the adjustable voltage dropping circuit, thereby the feedback voltage is generated at the first terminal of the adjustable voltage dropping circuit. The predetermined current flows through the adjustable voltage dropping circuit to the output terminal.

Abstract: A voltage generating circuit comprising: an output current generating circuit, generating an output current, such that an output voltage is generated at an output terminal, according to an output voltage control signal; a comparing device, comprising a first input terminal receiving a reference voltage, a second input terminal receiving a feedback voltage related with the output voltage, and an output terminal outputting the output voltage control signal according to the reference voltage and the feedback voltage; an adjustable voltage dropping circuit, comprising a first terminal coupled to the second input terminal, and a second terminal coupled to the output terminal; and a current source, for generating a predetermined current to the first terminal of the adjustable voltage dropping circuit, thereby the feedback voltage is generated at the first terminal of the adjustable voltage dropping circuit. The predetermined current flows through the adjustable voltage dropping circuit to the output terminal.

Abstract: A multi-functional table and chair device has a base, two opposite chair sets mounted on the base, and an adjustable table. Each chair set has at least one chair, and each chair has a supporting bracket, a seat, a backrest and a footrest. The adjustable table is mounted on the base between the chair sets and has a bottom bracket, an elevation mechanism and a table board. When the backrest of one chair is pivoted backward and the footrest is unfolded, the chair is changed into a deck chair. When the footrests of two opposite chairs of the chair sets are pivoted upward and unfolded to be horizontal and the adjustable table is raised to hold the footrests, the two opposite chairs and the adjustable table form a bed.

Abstract: The embodiments of the present disclosure disclose a soft bit un-uniform quantization method, apparatus, computer program and storage medium. The soft bit un-uniform quantization method comprises: determining a threshold value; obtaining a quantization step according to the threshold value; obtaining a first data after a QAM demodulating and before a Turbo decoding in a wireless communication system; and performing a soft bit un-uniform quantization on the first data to obtain a quantization result according to the threshold value and the step. According to the present disclosure, the data after the QAM demodulating and before the Turbo decoding may obtain a distinguished Euclidean distance value and thus the performance can be improved greatly.