Abstract: A method for preparing biochar and hydrogen by utilizing anaerobic fermentation byproducts, the method including: (1) mixing a first straw, seeding sludge and distilled water, and then carrying out anaerobic fermentation to obtain a mixed product after fermentation; (2) performing separation on the mixed product to obtain a second straw and biogas slurry; and (3) carbonizing the second straw to obtain biochar, and collecting gas after a pressurized catalytic reaction on the biogas slurry to obtain hydrogen.

Abstract: A method includes acquiring, by a camera, an image frame of an object having known geometry in a real scene, and estimating a pose of the object in the image frame with respect to the camera. A cursor is displayed on a display by rendering the cursor at a 3D position in a 3D coordinate system. An output is presented to a user when a predetermined portion of the object falls at the 3D position. The content of the output is based on the predetermined portion of the object.

Abstract: The invention relates to the field of unmanned aerial vehicle (UAV), and especially relates to a UAV fixed point hover system and method which can be used in indoor environment. The system comprising UAV UAV flight controller, fixed point hover control module and UAV motor module. UAV flight controller is used to control the flight of UAV; fixed point hover control module is used to control fixed point hover in UAV flight; motor module is used to change the flight motion state of UAV. The system provided by the invention includes a UAV system and method for UAV flight control, motor and fixed point hover control module. In fixed point hover control module, texture features are used to obtain effective areas, compared with the traditional fixed-point optical flow method, the computation is reduced. Then optical flow field is calculated by using optical flow method for above effective areas, to obtain the information of control acceleration.

Abstract: A method includes acquiring, by a camera, an image frame of an object having known geometry in a real scene, and estimating a pose of the object in the image frame with respect to the camera. A cursor is displayed on a display by rendering the cursor at a 3D position in a 3D coordinate system. An output is presented to a user when a predetermined portion of the object falls at the 3D position. The content of the output is based on the predetermined portion of the object.

Abstract: Disclosed is a vibrating film comprising a vibrating film body, wherein the vibrating film body comprises a central plane part and a peripheral fixing part. A Dome reinforcing part is arranged on the plane part, a first thermosetting adhesive layer is provided between the plane part and the Dome reinforcing part, and the plane part and the Dome reinforcing part are adhered together by thermosetting through the first thermosetting adhesive layer. Further disclosed is an assembling process for the vibrating film.

Abstract: An actuator includes a motor driving a worm, a gearbox, and a motor control module. The gearbox includes a gearbox housing, a worm wheel mounted in the gearbox and meshed with the worm, and an output mechanism coaxially fixed to the worm wheel. The motor control module includes a control module housing, a printed circuit board received in the control module housing, and a connector connected to the printed circuit board and mounted at an open end of the control module housing, the control module housing connected with the gearbox housing. The control module housing comprises at least one plane surface with at least one resilient vibration absorber mounted thereon.

Abstract: The present invention provides a speaker structure, comprising a vibrating component, an electromagnetic component, an casing and an integral washer conductive sheet. The electromagnetic component comprises a central magnet and peripheral magnets which are disposed around the central magnet. The integral washer conductive sheet replaces a washer structure and an conductive sheet structure in a traditional speaker structure and is integrally formed by the washer and an conductive sheet which are combined into one part. The integral washer conductive sheet comprises a washer part and an conductive sheet part, wherein the washer part is disposed on the peripheral magnets and the conductive sheet part extends out of the casing. By adopting the integral washer conductive sheet according to the present invention, those skilled in the art can simplify an internal structure of the speaker, save production materials, simplify molding and assembling procedures, and improve production efficiency.

Abstract: Disclosed is a vibrating film comprising a vibrating film body, wherein the vibrating film body comprises a central plane part and a peripheral fixing part, a Dome reinforcing part is arranged on the plane part, a first thermosetting adhesive layer is provided between the plane part and the Dome reinforcing part, and the plane part and the Dome reinforcing part are adhered together by thermosetting through the first thermosetting adhesive layer. Further disclosed is an assembling process for the vibrating film.

Abstract: An actuator includes a motor driving a worm, a gearbox, and a motor control module. The gearbox includes a gearbox housing, a worm wheel for meshing with the worm, an output mechanism fixed to the worm wheel. The gearbox housing defines worm chamber and worm wheel chamber. The motor control module includes a control module housing, a printed circuit board and a connector of the printed circuit board. The control module housing defines a control module chamber and the connector is mounted at an open end of the control module chamber. The control module housing is connected with the gearbox housing. The control module chamber and the worm wheel chamber are located on opposite sides of the worm chamber. An isolation slot is defined between the control module chamber and the worm chamber.

Abstract: The present invention provides a speaker structure, comprising a vibrating component, an electromagnetic component, an casing and an integral washer conductive sheet. The electromagnetic component comprises a central magnet and peripheral magnets which are disposed around the central magnet. The integral washer conductive sheet replaces a washer structure and an conductive sheet structure in a traditional speaker structure and is integrally formed by the washer and an conductive sheet which are combined into one part. The integral washer conductive sheet comprises a washer part and an conductive sheet part, wherein the washer part is disposed on the peripheral magnets and the conductive sheet part extends out of the casing. By adopting the integral washer conductive sheet according to the present invention, those skilled in the art can simplify an internal structure of the speaker, save production materials, simplify molding and assembling procedures, and improve production efficiency.

Abstract: The present disclosure relates to a holding apparatus for holding substrates, comprising: a case, and a first support rod and a second support rod, the first support rod is provided with first support sub-rods, and the second support rod is provided with second support sub-rods, the holding apparatus further comprising: a first adjusting mechanism configured to control the first support sub-rods at a first position to move in a direction perpendicular to the first support rod, so as to adjust gaps between the first support sub-rods and the second support sub-rods at a second position corresponding to the first position, and/or a second adjusting mechanism configured to control the second support sub-rods at the second position to move in a direction perpendicular to the second support rod, so as to adjust gaps between the second support sub-rods and the first support sub-rods at the first position.

Abstract: The invention provides a conjugate of a biologically active molecule and a 5-fluoro-5-deoxypentose or a 3-fluoro-3-deoxypentose, wherein the biologically active molecule is selected from the group consisting of proteins, peptides, nucleic acids, oligosaccharides and polysaccharides.

Abstract: The present disclosure relates to a holding apparatus for holding substrates, comprising: a case, and a first support rod and a second support rod, the first support rod is provided with first support sub-rods, and the second support rod is provided with second support sub-rods, the holding apparatus further comprising: a first adjusting mechanism configured to control the first support sub-rods at a first position to move in a direction perpendicular to the first support rod, so as to adjust gaps between the first support sub-rods and the second support sub-rods at a second position corresponding to the first position, and/or a second adjusting mechanism configured to control the second support sub-rods at the second position to move in a direction perpendicular to the second support rod, so as to adjust gaps between the second support sub-rods and the first support sub-rods at the first position.

Abstract: An actuator includes a motor driving a worm, a gearbox, and a motor control module. The gearbox includes a gearbox housing, a worm wheel mounted in the gearbox and meshed with the worm, and an output mechanism coaxially fixed to the worm wheel. The motor control module includes a control module housing, a printed circuit board received in the control module housing, and a connector connected to the printed circuit board and mounted at an open end of the control module housing, the control module housing connected with the gearbox housing. The control module housing comprises at least one plane surface with at least one resilient vibration absorber mounted thereon.

Abstract: An actuator includes a motor driving a worm, a gearbox, and a motor control module. The gearbox includes a gearbox housing, a worm wheel for meshing with the worm, an output mechanism fixed to the worm wheel. The gearbox housing defines worm chamber and worm wheel chamber. The motor control module includes a control module housing, a printed circuit board and a connector of the printed circuit board. The control module housing defines a control module chamber and the connector is mounted at an open end of the control module chamber. The control module housing is connected with the gearbox housing. The control module chamber and the worm wheel chamber are located on opposite sides of the worm chamber. An isolation slot is defined between the control module chamber and the worm chamber.

Abstract: The invention provides a conjugate of a biologically active molecule and a 5-fluoro-5-deoxypentose or a 3-fluoro-3-deoxypentose, wherein the biologically active molecule is selected from the group consisting of proteins, peptides, nucleic acids, oligosaccharides and polysaccharides.

Abstract: Determining search term weightings is disclosed, including: storing, in a search information log, a search query and corresponding information; generating a category distribution word list based at least in part on one or more stored search information logs; processing the category distribution word list based at least in part on a retrieved attribute word list; and determining a weighting corresponding to a search term associated with the processed category distribution word list. Using search term weighting is disclosed, including: receiving a subsequent search query; retrieving search term weightings corresponding to one or more search terms associated with the subsequent search query; searching indexed information using the one or more search terms associated with the subsequent search query; and ranking and presenting the indexed information corresponding to the one or more search terms based at least in part on the retrieved search term weightings.

Abstract: A housing assembly includes a main body, a protecting cover, a connecting rod, a first elastic element, and a second elastic element. The main body has a receiving groove. At least one interface is mounted on a bottom surface of the receiving groove. The first elastic element provides a force for driving a portion of the protecting cover away from the main body. The second elastic element provides a force for driving the connecting rod to move in the direction of pressing the connecting rod.

Abstract: A battery cover latching mechanism used in portable electronic device (10) is described including a cover member (11), a housing member (12), a latch base (14), a latch member (13), and a return member (15). The latch base can be securely attached to the housing member. The latch member is mounted on the latch base and movable relative to the latch base to latch the cover member to the housing member. The return member is compressed when the cover member is latched to the housing member. The cover can be detached from the housing either by a movement of the latch member driven by the return member or by another movement further compressing the return member.

Abstract: A battery cover latching mechanism used in portable electronic device (10) is described including a cover member (11), a housing member (12), a latch base (14), a latch member (13), and a return member (15). The latch base can be securely attached to the housing member. The latch member is mounted on the latch base and movable relative to the latch base to latch the cover member to the housing member. The return member is compressed when the cover member is latched to the housing member. The cover can be detached from the housing either by a movement of the latch member driven by the return member or by another movement further compressing the return member.