Abstract: A method for aligning the projection of a first light source with an in-coupler of a planar waveguide, the method including supplying a secondary light source through an optical path of the planar waveguide to exit at the in-coupler of the planar waveguide as an exit light, determining the concentricity of the exit light with respect to the first light source, and improving the concentricity of the exit light with respect to the first light source by adjusting the positioning of the first light source such that the exit light becomes concentric with the projection of the first light source.

Abstract: The present disclosure is generally directed to compositions and methods for determining nucleic acid targets in biological samples via in situ imaging and improved multiplexed error robust fluorescence in situ hybridization. The disclosure provides compositions and methods generally directed to nucleic acid probes configured to hybridize to cellular nucleic acids and improve in situ imaging signals.

Abstract: Embodiments of the disclosed techniques include methods, apparatus, and instructions for split-horizon filtering in an Ethernet virtual private network (EVPN), where an EVPN instance includes a plurality of provider edges (PEs) that forward traffic for a plurality of customer edges (CEs). In one embodiment, a method includes advertising a set of single Broadcast, Unknown unicast, or Multicast (BUM) identifiers, each in an Inclusive Multicast Ethernet tag (IMET) route from a PE of the EVPN instance to one other PE within the plurality of PEs, where each PE that shares an Ethernet segment with the PE is advertised with one unique BUM identifier to distinguish BUM packets from that PE with BUM packets from other PEs of the EVPN instance; and forwarding by the PE, BUM packets from another PE of the EVPN instance to one or more CEs coupled to the PE based on a single BUM identifier encapsulated within the BUM packets.

Abstract: Embodiments of the present application discloses a display device in which a support structure is disposed on a side of the opposed substrate away from the array substrate and on a side of the first polarizer close to the edge of the opposed substrate; in a direction perpendicular to the panel surface of the display panel, a distance from a surface of the support structure away from the array substrate to a surface of the opposing substrate away from the array substrate is a first distance, a distance from a surface of the first polarizer away from the array substrate to a surface of the opposing substrate away from the array substrate is a second distance, and the first distance is greater than or equal to the second distance.

Abstract: A method by a network device functioning as a provider edge (PE) in an ethernet virtual private network (EVPN) to prevent transient loops between multi-home peer PEs. The method includes advertising a first EVPN label to one or more PEs that are multi-home peer PEs of the PE, advertising a second EVPN label to one or more PEs that are not multi-home peer PEs of the PE, receiving first traffic for a CE that is encapsulated with the first EVPN label as opposed to the second EVPN label, and discarding the first traffic in response to determining that a link between the PE and the CE is not operational and the first traffic for the CE is encapsulated with the first EVPN label.

Abstract: A method in a first communication device. The method includes: advertising, to a second communication device or a Software Defined Networking, SDN, controller, a first Maximum Segment Identifier ‘SID’ Depth, MSD, type, a first MSD value associated with the first MSD type, a second MSD type, and a second MSD value associated with the second MSD type. The first MSD value indicates a maximum number of SIDs that is supported by the first communication device, and the second MSD value indicates a maximum number of SIDs that can be imposed at the first communication device with one pass through a packet processing pipeline.

Abstract: The present disclosure is generally directed to anchoring primary nucleic acid probes in a polymer matrix, which are configured to hybridize to cellular nucleic acid, embedding in a polymer matrix, clearing cellular components including the cellular nucleic acid and imaging. The disclosure describes methods for imaging cellular RNA in an RNase insensitive method.

Abstract: The present disclosure provides a method in a network device. The method includes: determining a node delay associated with the network device and/or a link delay associated with a link between the network device and a neighboring network device; and transmitting to the neighboring network device a Link Layer Discovery Protocol Data Unit, LLDPDU, containing the node delay and/or the link delay.

Abstract: Embodiments of the present disclosure provide method and apparatus for selective importing IP route. A method performed by a first provider edge node in a network includes receiving an Internet Protocol (IP) route for a customer device in a broadcast domain from a second provider edge node in the network. The method further includes determining whether to import the IP route to an IP routing table of the first provider edge node based on a policy.

Abstract: A prism module for enabling a large field of view high resolution sampling of incoming rays, the prism module including a plurality of elongated prisms disposed about a central axis, each of the prisms including a fore surface; an aft surface; and a reflecting surface connected on a first edge to the fore surface and connected on a second edge to the aft surface, wherein the fore surface is configured to receive the incoming light rays orthogonally disposed with respect to the fore surface, the reflecting surface configured to reflect the incoming light rays to cause outgoing light rays to exit at a right angle through the aft surface to form an image with a maximum distortion not recognizable by a human eye.

Abstract: A device for providing an output beam in a direction, the device including a plate including an exit pupil; a plurality of rows of optical elements disposed substantially in a first plane, each row of optical elements in the first plane including: at least one beam splitter; and a plurality of rows of optical elements disposed substantially in a second plane, the optical elements in the second plane include mirrors, wherein the second plane is disposed between the exit pupil and the first plane, wherein the at least one beam splitter at the first plane is configured to transmit an incident beam to one of a subsequent optical element at the first plane and a subsequent optical element at the second plane before being reflected to exit through the exit pupil.

Abstract: A method for aligning the projection of a first light source with an in-coupler of a planar waveguide, the method including supplying a secondary light source through an optical path of the planar waveguide to exit at the in-coupler of the planar waveguide as an exit light, determining the concentricity of the exit light with respect to the first light source, and improving the concentricity of the exit light with respect to the first light source by adjusting the positioning of the first light source such that the exit light becomes concentric with the projection of the first light source.

Abstract: In a backlight module, a liquid crystal display screen, and a using method thereof provided, the liquid crystal display screen includes a liquid crystal display panel, a backlight module switchable between a transparent state and a backlight state, and an optical component. Without disrupting full screen display and increasing a possibility of cellphone damages, the backlight module may solve a problem that the liquid crystal display screen is opaque to light, such that the screen is normally displayed, and the optical component is operated on the same liquid crystal display screen.

Abstract: A system for determining a location of a feature of an object, the system including a first marker including a first area and a surface having two parallel edges and a third edge disposed perpendicularly to the two parallel edges, the two parallel edges are disposed about a first central axis of the two parallel edges; and a sensor configured to provide a distance from the sensor to a portion of the first marker, wherein the sensor is adapted to obtain distances between the sensor and the first marker and an environment surrounding the first marker to form a first map representing the distances corresponding to locations from which the distances are obtained using the sensor and the location of the feature of the object is determined based on at least one corner corresponding to an intersection formed of the third edge and one of the two parallel edges.

Abstract: A system for calibrating an equipment, the system including a beam splitter; a first reticle configured to be removably attached to the equipment; and an image capture device including an image plane, wherein an image of the first reticle is configured to be received by way of the beam splitter at the image plane along an optical axis of the beam splitter, wherein the orientation as indicated by the first reticle is compared to an orientation of the image plane and if the orientation as indicated by the first reticle differs from the orientation of the image plane, the equipment is rotated about the optical axis of the beam splitter such that the orientation as indicated by the first reticle matches the orientation of the image plane.

Abstract: A backlight module and a display device is disclosed. The backlight module includes a backplate, a light board framework, and assembled light board arranged in sequence. The assembled light board include multiple light boards with a seam formed between adjacent light boards. The light board framework is arranged on the backplate and includes a main body defining multiple mounting grooves provided in a number equal to the number of the light boards in the assembled light board. Each of the light boards is installed in one of the mounting grooves. A supplementary light-emitting diode (LED) is disposed between adjacent mounting grooves to supplement light for the seam between every two adjacent ones of the light boards.

Abstract: An alignment tool including a first and a second positioning system configured for positioning and orientating a first lens and a second lens respectively, wherein a light beam is configured to be disposed through the first lens and the second lens to cast a light spot on the image plane, if the light spot does not stay stationary on the image plane when at least one of the first lens and the second lens is rotated about the central axis of the light beam, at least one of the first positioning system and the second positioning system is actuated to alter at least one of the position and orientation of at least one of the first lens and the second lens until the light spot becomes stationary on the image plane, indicating the first lens is coaxially disposed with the second lens.

Abstract: A chromatic confocal sensor configured for calibrating an orientation of an equipment about the optical axis of the chromatic confocal sensor, wherein the equipment is disposed at a first orientation about the optical axis of the chromatic confocal sensor, the chromatic confocal sensor including a light source, a collimator, a lens and a reticle, wherein the light source, the collimator and the lens are coaxially disposed along the optical axis, the reticle is configured to be interposable between the collimator and the lens along the optical axis, an image is configured to be cast by the light source through the collimator, the reticle and the lens on the equipment, the image is disposed at a second orientation about the optical axis and the equipment is calibratable by aligning the equipment with the image such that the first orientation approaches the second orientation.

Abstract: Embodiments of the present disclosure provide methods and apparatuses for network communication. A method comprises determining a link between an edge device of a second network and the first edge device of the first network is failed or the edge device of the second network is failed or an identifier of an Ethernet segment corresponding to the edge device of the second network has been changed; and advertising a first message including withdrawal of the Ethernet segment corresponding to the edge device of the second network and a corresponding substitution Ethernet segment of the second network, wherein the corresponding substitution Ethernet segment of the second network can be used by one or more other edge devices of the first network receiving the first message to switch routes associated with the Ethernet segment corresponding to the edge device of the second network to the corresponding substitution Ethernet segment of the second network.

Abstract: The present disclosure is generally directed to methods for anchoring nucleic acid in a matrix and subsequently imaging nucleic acid targets (e.g. RNA transcript molecules) within tissue samples, for example, formalin-fixed paraffin-embedded (FFPE) tissue sections wherein the nucleic acid may be fragmented.