Abstract: The present invention discloses a MEMS chip including a substrate with a back cavity; a capacitance system disposed on the substrate including a back plate, a membrane opposite to the back plate forming an inner cavity; a protruding portion accommodated in the inner cavity, fixed on one of the back plate and the membrane and spaced apart from the other along a vibration direction; a support system configured to support the capacitance system, including a first fixation portion suspending the membrane on the substrate, and a second fixation portion suspending the back plate on the substrate; the protruding portion comprises an annular first protruding portion and an annular second protruding portion surrounding the first protruding portion. The MEMS chip has higher sensitivity, higher resonance frequency and higher low frequency property.

Abstract: A display substrate, a manufacturing method thereof, and a display device are provided. The display substrate includes a base substrate and a white OLED display unit on the base substrate, and further includes: an optical adjustment structure on a light emitting side of the white OLED display unit, where the optical adjustment structure is in a peripheral region of each pixel region. The optical adjustment structure is configured to absorb light in a first wavelength range or convert light in a first wavelength range into light in a second wavelength range.

Abstract: A system includes a milling assembly with a mill bit and a drill string that mills a new wellbore section. The system further includes a whipstock assembly that is formed by a reamer shoe that reams an obstruction in a wellbore, a whipstock that deflects the milling assembly away from the wellbore, and a bypass valve mechanism that guides a fluid to circulate through the reamer shoe. Within the system, the milling assembly is fluidly connected to the whipstock assembly.

Abstract: A MEMS microphone, includes a substrate with a back cavity, and a capacitive system located on the substrate, including a back plate and a diaphragm opposite to the back plate, wherein the back plate includes a body portion, a fixing portion connected with the body portion and the substrate, and a plurality of strip reinforcing ribs, the reinforcing ribs are protruded from the body portion. Compared with the related art, the MEMS microphone disclosed by the present disclosure could improve the strength of the back plate.

Abstract: A microphone chip and a microphone are provided. The microphone chip includes a diaphragm and a back plate. When the sound wave drives the diaphragm to vibrate through the sound hole, a distance between the electrode sheet and the diaphragm changes, and a capacitance value of the capacitance system changes, thereby converting the sound wave signal into an electrical signal. In the direction perpendicular to the back plate, the outer contour of the projection of each protrusion on the diaphragm and an outer contour of a corresponding fold of the plurality of folds do not intersect, so as to prevent the protrusion from contacting and getting stuck with the side wall of the fold in the process of external vibration or excessive blowing, which may lead to adhesion between the diaphragm and the back plate and affection of the normal operation of the microphone chip.

Abstract: An array substrate is disclosed and includes: a base substrate (1); an excitation light source (2) on a side of the base substrate (1); and a sub pixel on a side of the excitation light source (2) facing away from the base substrate (1). The sub pixel at least includes a first-kind sub pixel (3). The first-kind sub pixel (3) includes a first quantum dot conversion layer (31), a first recycling component layer (32) and a first color film layer (33) sequentially located on the side of the excitation light source (2) facing away from the base substrate (1), and the first recycling component layer (32) is configured to limit at least part of light with a wavelength smaller than a wavelength of emergent light of the first-kind sub pixel (3) into the first recycling component layer (32) and the first quantum dot conversion layer (31).

Abstract: A display panel includes a pixel circuit. The pixel circuit includes a write-in compensation module for writing data signal(s) into a light emission device through a driving transistor and compensating a threshold voltage of the driving transistor; a first reset module for providing a signal of a first reset signal end to a gate of the driving transistor under control of a first reset control end; a second reset module for providing a signal of a second reset signal end to an anode of the light emission device under control of a second reset control end; and a light emission control module for connecting a drain electrode of the driving transistor with the anode under control of a light emission control end. A cathode of the light emission device is connected with a first power source voltage end.

Abstract: The present disclosure discloses Lactobacillus gasseri capable of alleviating and treating hyperuricemia, which belongs to the technical field of microorganisms. The L. gasseri CCFM1133 of the present disclosure can reduce serum uric acid levels and the activity of serum and liver xanthine oxidase (XOD) of mice with hyperuricemia, and reduce the occurrence of hyperuricemia and gout; regulate glucose and serum triglyceride (TG) levels of patients with hyperuricemia, increase the activity of liver catalase (CAT) and glutathione peroxidase (GSH-Px); increase the expression of ileum ABCG2, promote the excretion of intestinal uric acid; and increase intestinal short-chain fatty acid levels to promote health. The L. gasseri CCFM1133 of the present disclosure can be used for preparing food, functional food or medicines, and has a wide application prospect.

Abstract: The present invention provides a vibration motor including a housing with an accommodation space, a vibration member and a fixed member accommodated in the accommodation space, and an elastic support member suspending the vibration member. The elastic support member has an elastic arm, a first fixed part, and a second fixed part. Both the first fixed part and the second fixed part are bent toward the same side of the elastic arm, and the vibration member is located between the first fixed part and the second fixed part. The elastic stress of the elastic support member is effectively improved and the service life of the elastic support member is improved.

Abstract: The present disclosure discloses Lactobacillus reuteri CCFM1132 capable of relieving hyperuricemia and application thereof, which belongs to the technical field of microorganisms. The L. reuteri CCFM1132 can reduce serum uric acid levels of mice with hyperuricemia, inhibit the activity of serum and liver xanthine oxidase (XOD), and reduce the occurrence of hyperuricemia and gout; reduce serum creatinine levels, reduce serum total triglyceride (TG) levels, and inhibit the activity of serum alkaline phosphatase (ALP); and promote the expression of ileum uric acid transporter ABCG2. The L. reuteri CCFM1132 of the present disclosure can be used for preparing functional bacterial agents, food and medicines for relieving hyperuricemia and gout, and has a wide application prospect.

Abstract: An array substrate is disclosed and_includes: a base substrate (1); an excitation light source (2) on a side of the base substrate (1); and a sub pixel on a side of the excitation light source (2) facing away from the base substrate (1). The sub pixel at least includes a first-kind sub pixel (3). The first-kind sub pixel (3) includes a first quantum dot conversion layer (31), a first recycling component layer (32) and a first color film layer (33) sequentially located on the side of the excitation light source (2) facing away from the base substrate (1), and the first recycling component layer (32) is configured to limit at least part of light with a wavelength smaller than a wavelength of emergent light of the first-kind sub pixel (3) into the first recycling component layer (32) and the first quantum dot conversion layer (31).

Abstract: A color filter substrate, a manufacturing method thereof and a display panel are provided. The color filter substrate includes a first substrate, at least one spacer on a side of the first substrate, at least one electrode on a side of the at least one spacer facing away the first substrate, and at least two elastic supports on the side of the first substrate. In a plane parallel with an extending plane of the first substrate, a periphery of each spacer comprises at least two of the elastic supports, and in a direction perpendicular to the extending plane of the first substrate, a sum of a height of the spacer and a thickness of the electrode on the spacer is smaller than a height of each of the elastic supports in the periphery of the spacer.

Abstract: The present invention provides a diaphragm and a MEMS sensor using the diaphragm. The diaphragm is a rectangular diaphragm, and the diaphragm includes a main body of the diaphragm and fixed parts arranged outside the main body of the diaphragm and located at the four corners of the diaphragm. The four corners of the rectangular diaphragm are depressed parts formed by concave in the direction of the diaphragm main body. The fixed part includes at least two fixed anchor points arranged along the edge of the diaphragm forming the depressed part. The present invention improves the effective sensing area of the diaphragm and the acoustic performance of the MEMS sensor.

Abstract: The present disclosure discloses a MEMS chip which includes a substrate, a back plate fixed on the substrate, and a membrane fixed on the substrate and located above the back plate. A sealed space is formed between the membrane and the back plate. A support pillar is received in the sealed space. Two ends of the support pillar along a vibration direction of the membrane are separately fixed on the membrane and the back plate. As a result, when decreasing the volume of the back cavity, the resonance frequency of the MEMS chip has been effectively improved and the SNR is simultaneously high. Furthermore, the support pillar can effectively improve the reliability and crack resistance of the membrane.

Abstract: The present disclosure discloses a MEMS chip including a capacitance system and a substrate with a back cavity. The capacitance system includes a back plate and a membrane; the substrate is located on one side of the membrane away from the back plate, including a first surface opposite to the membrane, a second surface opposite to the first surface, and an inner wall connecting the first surface and the second surface and enclosing the back cavity; the inner wall includes a first opening close to the membrane, having a first width along a first direction perpendicular with a vibration direction of the membrane, and a second opening away from the membrane, having a second width smaller than the first width along the first direction. The resonance frequency of the MEMS chip has been effectively improved and the SNR is simultaneously high.

Abstract: Embodiments of this application disclose an antenna calibration method and system. The system includes a baseband processing unit, a remote radio unit, an antenna array, and a coupled antenna. The antenna array sends a radio frequency calibration signal sent by the baseband processing unit, or receive the radio frequency calibration signal. The remote radio unit provides a plurality of transmission channels, where the plurality of transmission channels correspond to a plurality of transmission ports. The coupled antenna receives the radio frequency calibration signal sent by the baseband processing unit, and transmit a coupled signal corresponding to the radio frequency calibration signal to the baseband processing unit, or send the radio frequency calibration signal. The baseband processing unit calibrates, based on a difference between the radio frequency calibration signal and the coupled signal, a plurality of to-be-sent baseband signals corresponding to the plurality of transmission channels.

Abstract: The pixel circuit includes a write-in compensation module for writing data signal(s) into a light emission device through a driving transistor and compensating a threshold voltage of the driving transistor; a first reset module for providing a signal of a first reset signal end to a gate of the driving transistor under control of a first reset control end; a second reset module for providing a signal of a second reset signal end to an anode of the light emission device under control of a second reset control end; and a light emission control module for connecting a drain electrode of the driving transistor with the anode under control of a light emission control end. A cathode of the light emission device is connected with a first power source voltage end; a potential of the first reset signal end is larger than a potential of the second reset signal end.

Abstract: An antenna includes: at least three radio frequency interfaces and a feed network, where each of the radio frequency interfaces is connected to a radio frequency channel between the radio frequency interface and a RRU. A first interface is configured to receive a signal from the RRU, and transmit the signal to a second interface by using the feed network. The second interface is configured to send the signal to the RRU. The feed network includes a main feed circuit, a calibration signal circuit, and a switch. The calibration signal circuit is configured to transmit a calibration signal from the first interface to the second interface, where the calibration signal is used to calibrate a phase and an amplitude of the radio frequency channel connected to the first interface. The switch is configured to isolate the calibration signal from a signal on the main feed circuit.

Abstract: The present invention relates to humanized antibodies and antigen binding fragments. More specifically, the invention relates to humanized antibodies and antigen binding fragment, capable of binding to antigens, wherein said antibodies or antigen binding fragments comprises at least 50% amino acids that are identical to the amino acids of the human germline of said antibody or antigen binding fragment. The present invention further relates to antibodies with minimal potential for immunogenicity by intraperitoneal or systemic administration to treat B7-H3(+) solid tumors. The invention further relates to fully humanized antibodies against B7-H3 with high human content, strong binding to B7-H3, high stability, high purity, and high expression titers.

Abstract: The present invention relates to antibodies and antigen binding fragment thereof, capable of binding to CD38 antigen. More specifically, the invention relates to antibodies and antigen binding fragments, wherein said antibodies or antigen binding fragments comprises sequences of human origin, and wherein said sequences of human origin reduces immunogenicity compared to a murine antibody. The invention further relates to bispecific antibodies for binding to CD38 and CD3. Further, the invention relates to bispecific antibodies for binding to CD38 and a chelator. The invention further relates to antibodies and antigen binding fragments for the treatment of cancer and autoimmune diseases.