Abstract: A compound composition for improving bone health and preparation and application thereof are provided. The compound composition is prepared by combining a traditional Chinese medicine extract with chicken cartilage collagen, magnesium, vitamin K2 and vitamin D3. The compound composition overcomes the food safety risk of the existing osteoporosis preventive drugs by adding the traditional Chinese medicine extract for improving osteoporosis and promoting bone health. And the compound composition disclosed can be used as a dietary supplement or health food raw material for preventing or treating osteoporosis. Therefore, the compound composition disclosed is suitable for promotion and application.

Abstract: The disclosure discloses an ultrasonic-assisted pretreatment method for extraction of multiple steroid hormones in a sediment, including the following steps: (1) lyophilizing the sediment, grinding the sediment, and passing the ground sediment through a 40-60-mesh sieve; (2) placing the sample obtained in step (1) in a container; (3) adding an extractant to the container in step (2), shaking the mixture for 15 s-30 s, centrifuging the mixture to collect an supernatant after ultrasonication, and repeating extraction three times; where the extractants used in the three times of extraction are two of methanol, acetonitrile and acetone; and (4) after mixing the supernatants of the three times of extraction obtained in step (3), concentrating the mixture under a nitrogen flow at 20-30° C., passing the concentrated mixture through a filter, and performing detection. By using the method of the disclosure, the maximum recovery can be up to 100%.

Abstract: A substrate includes a first insulation layer, a passive component, a first through-hole structure, a second insulation layer and a second electrode. The first insulation layer has a top surface and a bottom surface. The passive component is embedded in the first insulation layer. The passive component includes a first conducting terminal. The first through-hole structure is formed in the first insulation layer. The first through-hole structure includes a conductive part and an insulation part disposed within the conductive part. The conductive part is in contact with the first conducting terminal and formed as a first electrode. The second insulation layer is disposed on portion of the conductive part that is close to the bottom surface of the first insulation layer. At least part of the second electrode is disposed on the second insulation layer. The second electrode is in contact with the first insulation layer.

Abstract: The disclosure provides a resin cleaning device and method. The resin cleaning device includes a control system, a treatment unit, a driving unit, and a feedback assembly. The treatment unit, the driving unit, and the feedback assembly are respectively in communication connection with the control system. The treatment unit is configured for treating a member-to-be-cleaned so as to reduce a viscosity of resin on the member-to-be-cleaned. The driving unit is configured for driving the member-to-be-cleaned to rotate. The feedback assembly is configured for acquiring a position signal of the member-to-be-cleaned and feeding the position signal back to the control system, such that the control system controls the treatment unit and the driving unit according to the position signal. Through the above manner, a more intelligent resin cleaning process with a better cleaning effect may be realized.

Abstract: A microwave-doppler detecting module and device thereof are provided, wherein the microwave-doppler detecting module includes an electromagnetic reflecting surface and at least a pair of antithetical dipoles spacingly disposed to the electromagnetic reflecting surface. When the first and second radiating source poles respectively extended from a first and second feed ends of the pair of antithetical dipoles are respectively fed by the same excitation signal feed source at the first feed end and the second feed end, the current and the potential distribution of the first radiating source pole and the second radiating source pole can present an antithetical distribution state and antithetically coupled to the midpoint of the connection of the first feed end and the second feed end, so as to reduce the size requirement of the microwave-doppler detecting module and to avoid detection dead zone from occurring.

Abstract: An inspection system for inspecting optical assemblies of a LiDAR which includes a transmitting optical assembly at a transmitting end and a receiving optical assembly at a receiving end. The inspection system includes: a detection laser and a detection probe. The detection laser is configured to emit a detection laser beam that passes through the transmitting optical assembly and/or the receiving optical assembly, and exits the LiDAR or is incident to the detection probe. The detection probe is configured to receive the detection laser beam or an echo of the detection laser beam after being reflected off an object, and convert it into an electrical detection signal. The inspection system further includes a signal processing unit that communicates with the detection probe to receive the electrical detection signal, and is configured to determine an operation state of the optical assemblies based on the electrical detection signal.

Abstract: An anti-interference microwave detection method and microwave detection device, wherein the anti-interference microwave detection method can accurately eliminate the interference signal in the environment that have any frequency relationship with the local oscillator signal of the microwave detection device, including same frequency, adjacent frequency, and harmonic frequency, so that it is conducive to improve the feedback accuracy of the Doppler intermediate frequency signal for the detection of the motion of objects in the corresponding detection space, so that it is beneficial for achieving the combined detection of motion characteristics including human movement, micro-movement, breath and hear beat, the detection function of the microwave detection device is diversified and suitable for intelligent detection applications of multifunctional requirements.

Abstract: A substrate includes a first insulation layer, a passive component, a first through-hole structure, a second insulation layer and a second electrode. The first insulation layer has a top surface and a bottom surface. The passive component is embedded in the first insulation layer. The passive component includes a first conducting terminal. The first through-hole structure is formed in the first insulation layer. The first through-hole structure includes a conductive part and an insulation part disposed within the conductive part. The conductive part is in contact with the first conducting terminal and formed as a first electrode. The second insulation layer is disposed on portion of the conductive part that is close to the bottom surface of the first insulation layer. At least part of the second electrode is disposed on the second insulation layer. The second electrode is in contact with the first insulation layer.

Abstract: A microwave-doppler detecting module and device thereof are provided, wherein the microwave-doppler detecting module includes an electromagnetic reflecting surface and at least a pair of antithetical dipoles spacingly disposed to the electromagnetic reflecting surface. When the first and second radiating source poles respectively extended from a first and second feed ends of the pair of antithetical dipoles are respectively fed by the same excitation signal feed source at the first feed end and the second feed end, the current and the potential distribution of the first radiating source pole and the second radiating source pole can present an antithetical distribution state and antithetically coupled to the midpoint of the connection of the first feed end and the second feed end, so as to reduce the size requirement of the microwave-doppler detecting module and to avoid detection dead zone from occurring.

Abstract: A microwave-doppler detecting module and device thereof are provided, wherein the microwave-doppler detecting module includes an electromagnetic reflecting surface and at least a pair of antithetical dipoles spacingly disposed to the electromagnetic reflecting surface. When the first and second radiating source poles respectively extended from a first and second feed ends of the pair of antithetical dipoles are respectively fed by the same excitation signal feed source at the first feed end and the second feed end, the current and the potential distribution of the first radiating source pole and the second radiating source pole can present an antithetical distribution state and antithetically coupled to the midpoint of the connection of the first feed end and the second feed end, so as to reduce the size requirement of the microwave-doppler detecting module and to avoid detection dead zone from occurring.

Abstract: A half-wave back-folding directional microwave detection antenna includes a half-wave oscillator and a reference ground. The half-wave oscillator has an electrical length greater than or equal to ½ wavelength and less than or equal to ¾ wavelength. The half-wave oscillator is folded back to form a feed point that a distance between two ends of the half-wave oscillator is greater than or equal to ?/128 and is lesser than or equal to ?/6. The two ends of the half-wave oscillator are spaced apart from the reference ground with a distance greater than or equal to ?/128. A distance between at least one end of the half-wave oscillator and the reference ground is lesser than or equal to ?/16. The two ends of the half-wave oscillator form a phase difference and are coupled to each other, wherein ? is wavelength parameter corresponding to frequency of the excitation signal.

Abstract: A power module and a carrier board are disclosed. The carrier board includes a circuit board body and a prefabricated substrate. The circuit board body includes a wiring layer. The prefabricated substrate is embedded in the circuit board body and includes an insulation layer and a metal layer, the metal layer is disposed on the insulation layer. The insulation layer is formed by a ceramic material. The metal layer is connected to the insulation layer through a sintering process. A surface of the insulation layer , which has contact with the at least one metal layer, has at least a part exposed outside of the at least one metal layer, the part of the insulation layer exposed to the outside of the at least one metal layer is an outer edge portion, and the outer edge portion is extended into the circuit board body along a horizontal direction.

Abstract: An anti-interference microwave antenna includes a reference ground and at least one radiating source spacedly disposed at the reference ground to define a radiating clearance between the radiating source and the reference ground, wherein the radiating source is electrically connected to the reference ground to ground the radiating source so as to narrow a bandwidth of the antenna. When an electromagnetic excitation signal is received at a feed point of the radiating source, the bandwidth of the antenna is narrowed down to prevent any interference of the electromagnetic wave signal received or generated by the antenna in response to nearby electromagnetic radiation frequency or stray radiation frequency of the adjacent frequency bands.

Abstract: A flexible organic light emitting diode (OLED) display panel includes a flexible substrate, a display layer disposed on the flexible substrate, a first inorganic layer disposed on the display layer, a barrier wall disposed on the first inorganic layer and configured to prevent moisture and oxygen intrusion, an organic layer disposed on the barrier wall and the first inorganic layer, and a second inorganic layer disposed on the organic layer. The flexible OLED display panel is bendable at a preset bending area, and the barrier wall is disposed in the preset bending area and located outside an active area of the flexible OLED display panel.

Abstract: A power module includes a substrate, at least one power unit, a first carrier plate and at least one input capacitor. The power unit is disposed on the substrate and includes at least one half-bridge circuit including a first power switch and a second power switch connected in series. A second terminal of the first power switch and a first terminal of the second power switch are connected to a node. The first carrier plate and the input capacitor are arranged between the power unit and the substrate. A first electrode of the substrate is connected with the node through the first carrier plate. A top surface of a first terminal of the input capacitor is connected with a first terminal of the first power switch, and a top surface of a second terminal of the input capacitor is connected with a second terminal of the second power switch.

Abstract: A flexible organic light emitting diode (OLED) display panel includes a flexible substrate, a display layer disposed on the flexible substrate, a first inorganic layer disposed on the display layer, a barrier wall disposed on the first inorganic layer and configured to prevent moisture and oxygen intrusion, an organic layer disposed on the barrier wall and the first inorganic layer, and a second inorganic layer disposed on the organic layer. The flexible OLED display panel is bendable at a preset bending area, and the barrier wall is disposed in the preset bending area and located outside an active area of the flexible OLED display panel.

Abstract: The present disclosure provides a data processing device. The data processing device includes a carrier board, a data processor, a power module, a first heat sink, and a heat transfer plate. The data processor is provided above the carrier board. The power module is provided below the carrier board and supplies power to the data processor through the carrier board. The first heat sink is provided above the carrier board. The heat transfer plate includes a main body portion and a first extension. The main body portion is provided below the power module. The first extension portion extends upward from the main body portion and is connected to the first heat sink.

Abstract: The present invention discloses a microwave detector and manufacturing method thereof and stray electromagnetic radiation suppression method, wherein the microwave detector includes a reference ground, a radiation source, a driving circuit, and at least a set of suppression fence posts. The driving circuit is electrically connected with the feed point of the radiating source, wherein the radiating source, the reference ground and the driving circuit are arranged in order along the thickness direction of the microwave detector. The radiation source and the reference ground are separated and spaced to form and define a radiating gap between the radiation source and the reference ground, wherein a spacing distance between the reference ground and the driving circuit is greater than or equal to 1/128?, wherein ? is the wavelength of the radiated wave of the microwave detector.

Abstract: A microwave-doppler detecting module and device thereof are provided, wherein the microwave-doppler detecting module includes an electromagnetic reflecting surface and at least a pair of antithetical dipoles spacingly disposed to the electromagnetic reflecting surface. When the first and second radiating source poles respectively extended from a first and second feed ends of the pair of antithetical dipoles are respectively fed by the same excitation signal feed source at the first feed end and the second feed end, the current and the potential distribution of the first radiating source pole and the second radiating source pole can present an antithetical distribution state and antithetically coupled to the midpoint of the connection of the first feed end and the second feed end, so as to reduce the size requirement of the microwave-doppler detecting module and to avoid detection dead zone from occurring.

Abstract: A substrate includes a first insulation layer, a passive component, a first through-hole structure, a second insulation layer and a second electrode. The first insulation layer has a top surface and a bottom surface. The passive component is embedded in the first insulation layer. The passive component includes a first conducting terminal. The first through-hole structure is formed in the first insulation layer. The first through-hole structure includes a conductive part and an insulation part disposed within the conductive part. The conductive part is in contact with the first conducting terminal and formed as a first electrode. The second insulation layer is disposed on portion of the conductive part that is close to the bottom surface of the first insulation layer. At least part of the second electrode is disposed on the second insulation layer. The second electrode is in contact with the first insulation layer.