Abstract: Methods, systems, and apparatus for optical wavelength selective switching. One 2×2 wavelength selective switch array includes a plurality of optical input ports configured to receive one or more optical input beams, and a plurality of optical output ports configured to receive one or more one or more optical output beams wherein the plurality of optical input ports and optical output ports form an array of 2×2 optical port pairs; one or more optical conditioning and wavelength dispersion elements; a polarization modulator array having a plurality of polarizing modulation cells, each cell configured to independently change a polarization orientation of an optical beam passing through the cell and associated with a particular wavelength channel; and a polarization-selective beam-routing optical element configured to route each particular input beam to either a first output port or a second output port according to polarization orientation.

Abstract: The present disclosure provides a light emitting diode (LED) package structure, a backlight module and a display device, and relates to the field of display technologies. The LED package structure includes an encapsulation housing and an LED chip encapsulated in the encapsulation housing. The encapsulation housing is a polyhedron which includes at least one inclined plane. One inclined plane of the encapsulation housing is a light exiting surface of the LED package structure.

Abstract: The present invention relates to a coating composition and method of manufacturing said coating composition. The coating composition is a two-component coating composition for construction surfaces. The present coating composition is effectively bonded to the surface without an additional application of intermediate layer overcoming the existing problems associated with conventional concrete surface treatment methods.

Abstract: Methods, systems, and apparatus for optical wavelength selective switching. One 2×2 wavelength selective switch array includes a plurality of optical input ports configured to receive one or more optical input beams, and a plurality of optical output ports configured to receive one or more one or more optical output beams wherein the plurality of optical input ports and optical output ports form an array of 2×2 optical port pairs; one or more optical conditioning and wavelength dispersion elements; a polarization modulator array having a plurality of polarizing modulation cells, each cell configured to independently change a polarization orientation of an optical beam passing through the cell and associated with a particular wavelength channel; and a polarization-selective beam-routing optical element configured to route each particular input beam to either a first output port or a second output port according to polarization orientation.

Abstract: An information exchange method is provided. The method includes receiving interacting information input by a user, encoding the interacting information to obtain voice signals, sending the voice signals to a server, and receiving feedback information sent by the server indicating a processing result associated with the interacting information.

Abstract: The LED light strip according to the present disclosure may include a circuit board and a plurality of LEDs which are arranged and spaced on the circuit board along a first straight line. A gap may be formed between two adjacent LEDs. Projections of two adjacent LEDs on a first projection plane may at least partially overlap, and the first projection plane may be a plane perpendicular to the circuit board and parallel to the first straight line.

Abstract: A backlight of a display panel includes a blue light source, a green light source and a red light emitting layer above the green and blue light sources. The red light emitting layer emits red light when being irradiated by blue light and emits no light when being irradiated by green light. The display panel further includes a control circuit, which controls the blue light source to be turned on in a first period of time, controls the green light source to be turned on in a second period of time, and controls the red liquid crystal cell, the green liquid crystal cell and/or the blue liquid crystal cell to be turned on and/or turned off in the first period of time and/or the second period of time according to a color to be displayed by a target pixel.

Abstract: The present disclosure provides a light concentrating film and a display device. The light concentrating film has a planar shape, and includes multiple light concentrating units which are connected to each other so as to concentrate the incident light on a light incoming side of the light concentrating film at the light outgoing side of the light concentrating film. The display device of the present disclosure includes a display panel and the light concentrating film of the present disclosure, and the light outgoing side of the light concentrating film faces a light incoming side of the display panel.

Abstract: The present disclosure provides a display device including a rubber frame, a liquid crystal panel, a backplane, and a front frame which is connected with the backplane. The rubber frame is located between the backplane and the front frame. A periphery of the liquid crystal panel is retained between a support surface of the rubber frame and the front frame. The rubber frame is provided with a through-hole, a central axis of which is perpendicular to a plane where a light emitting surface of the liquid crystal panel is located. The backplane is provided with a slot-hole. The center axis of the through-hole passes through the slot-hole. The display device further includes a screw corresponding to the through-hole. The screw extends into the through-hole and is movable toward the front frame along the center axis of the through-hole relative to the rubber frame.

Abstract: The present disclosure provides a light concentrating film and a display device. The light concentrating film has a planar shape, and includes multiple light concentrating units which are connected to each other so as to concentrate the incident light on a light incoming side of the light concentrating film at the light outgoing side of the light concentrating film. The display device of the present disclosure includes a display panel and the light concentrating film of the present disclosure, and the light outgoing side of the light concentrating film faces a light incoming side of the display panel.

Abstract: The present invention provides a light bar, a backlight and a display device, the light bar comprises light emitters, a substrate and a connector. Both the light emitters and the connector are provided on the substrate, and the connector comprises an input port configured to be connected to a driving circuit and an output port connected to the light emitters, wherein a through hole penetrating through the substrate in a thickness direction of the substrate is provided in the substrate, and the connector is inserted into the through hole, so that a first end of the connector protrudes from a first side of the substrate while a second end thereof protrudes from a second side of the substrate opposite to the first side. The present invention can reduce the occurrence of dark region and improve the display effect of a display device.

Abstract: A detect device and a detect method for transmittivity spectrum of the light guiding plate are provided. The detect device comprises a mixing cavity unit for providing a linear light source with continuous spectrum to a light guiding plate to be detected; a light guiding plate placing unit located at a side of the mixing cavity unit, on which the light guiding plate to be detected is disposed to receive light from the mixing cavity unit; and a detecting lens disposed above the light guiding plate placing unit for detect the spectrum.

Abstract: The present invention provides a backlight simulating device comprising a light source simulating portion, an optical component simulating portion, a first distance measuring unit, and a second distance measuring unit. Multiple movable light-emitting members are equipped to the light source simulating portion. The optical component simulating portion is disposed adjacent to a light-emitting surface of each of the light-emitting members. The optical component simulating portion includes a light guide panel whose position can be changed relative to the light-emitting members. The first distance measuring unit acquires a distance between adjacent two of the light-emitting members. The second distance measuring unit acquires a distance between the light-emitting members and the light guide panel.

Abstract: A terminal device for securely displaying information is provided. The terminal device includes a monitoring module configured to monitor a distance between the terminal device and a designated device, a determining module configured to determine whether the distance is less than a preset distance, and a displaying module configured to display the information if the determining module determines that the distance is less than the present distance.

Abstract: A method for verifying a security of a service operation is provided. The method includes receiving, by a service terminal, a creditability analysis instruction of the service operation, where the creditability analysis instruction is sent by a service server. The method may further include obtaining, by the service terminal, a creditability analysis result of the service operation based on the creditability analysis instruction and one or more risk control models pre-stored in the service terminal, and sending the creditability analysis result to the service server for determining the security of the service operation.

Abstract: Apparatus and method are disclosed for adaptively adjusting a user interface of an intelligent terminal device. The method may include acquiring a posture parameter of the intelligent terminal device. The method may also include determining dominant hand information of a user of the intelligent terminal device based on the posture parameter. In addition, the method may include adjusting a user interface of the intelligent terminal device based on the dominant hand information of the user.

Abstract: An information exchange method is provided. The method includes receiving interacting information input by a user, encoding the interacting information to obtain voice signals, sending the voice signals to a server, and receiving feedback information sent by the server indicating a processing result associated with the interacting information.

Abstract: The present disclosure provides a light emitting diode (LED) package structure, a backlight module and a display device, and relates to the field of display technologies. The LED package structure includes an encapsulation housing and an LED chip encapsulated in the encapsulation housing. The encapsulation housing is a polyhedron which includes at least one inclined plane. One inclined plane of the encapsulation housing is a light exiting surface of the LED package structure.

Abstract: The LED light strip according to the present disclosure may include a circuit board and a plurality of LEDs which are arranged and spaced on the circuit board along a first straight line. A gap may be formed between two adjacent LEDs. Projections of two adjacent LEDs on a first projection plane may at least partially overlap, and the first projection plane may be a plane perpendicular to the circuit board and parallel to the first straight line.

Abstract: A method and a server of remote information query are disclosed. The method includes receiving a query request sent by a client side and acquiring content of a type field of the query request; acquiring a type of the query request based on the content of the type field; adding a type identifier corresponding to the type and a domain name of a preset authorized DNS (Domain Name System) to the query request to acquire a target query request; and sending the target query request to a local DNS to enable the local DNS to send the target query request to the preset authorized DNS according to the domain name of the preset authorized DNS in the target query request, and receiving a response message corresponding to the type of the query request from the preset authorized DNS. Thus, a simpler and highly efficient recognition of user security can be realized.