Abstract: An electrowetting optical device is provided. The electrowetting optical device includes a conductive liquid and a non-conductive liquid. The non-conductive fluid includes a naphthalene based compound having Formula (I), Formula (II), and/or Formula (III): where R1, R2, and R3 are individually alkyl, aryl, alkoxy, or aryloxy groups; X includes carbon, silicon, germanium, tin, lead, and combinations thereof; and Z includes oxygen, sulfur, selenium, tellurium, polonium, and combinations thereof. The conductive liquid may additionally include a transmission recovery agent having Formula (IV) and/or Formula (V): where R4 is an alkyl, fluoroalkyl, aryl, alkoxy, or aryloxy group. The electrowetting optical device additionally includes a dielectric surface in contact with both the conductive and non-conductive liquids where the conductive and non-conductive liquids are non-miscible.

Abstract: Provided is an anti-reflection glass substrate comprising an anti-reflection layer having a predetermined thickness from the surface, the anti-reflection glass substrate being characterized in that the anti-reflection layer has at least two layers of a first layer and a second layer successively provided in the depth direction from the surface, each of the first layer and the second layer has a plurality of pores, and the porosity of the first layer is smaller than the porosity of the second layer. In addition, provided is a method for manufacturing an anti-reflection glass substrate, the method successively comprising a step of etching a glass substrate using a first etching liquid and a step of etching the glass substrate using a second etching liquid, the method being characterized in that the molarity of multivalent metal ions of the first etching liquid is larger than the molarity of multivalent metal ions of the second etching liquid.

Abstract: A polymer composition is provided. The polymer composition includes a polyolefin, at least 30% by weight of a thermoplastic elastomer, and a filler material. When the polymer composition is formed into an article having a longitudinal axis, the polymer composition has an average coefficient of thermal expansion along a longitudinal axis of less than or equal to 150×10?6 m/mK as measured from ?40° C. to 25° C. Further, the polymer composition has an elastic modulus of less than 3000 MPa as measured using dynamic mechanical analysis (ASTM D4065), and the polymer composition has an elongation at break of greater than 200% along the longitudinal axis (measured according to ASTM D638). An article made from the polymer composition and a cable including the polymer composition are also provided.

Abstract: Embodiments of the disclosure relate to supporting cooperative transmission in massive multiple-input multiple-output (MIMO) systems, such as a wireless distribution system (WDS). A WDS includes a plurality of remote units each defining a home coverage cell. A selected remote unit can coordinate with a neighboring remote unit(s) to help mitigate inter-cell interference for a selected client device(s) located in an overlapping coverage area between the home coverage cell of the selected remote unit and a neighboring coverage cell(s) defined by the neighboring remote unit(s). The selected remote unit receives channel-data information from the selected client device(s) and forms a first radio frequency (RF) beam based on the channel-data information to distribute a downlink signal(s) to the selected client device.

Abstract: Multiple application modules (MAMs) for monitoring of signals in components in wireless distribution systems (WDSs), including but not limited to distributed antenna systems (DASs) are disclosed. The MAMs are wireless telecommunication circuitry associated with wireless distribution components in a WDS, such as communications and power components as examples. By associating MAMs into components of a WDS, live signals in the WDS can be monitored and measured for monitoring the performance of components within the WDS. The MAMs include a multiple application software platform architecture that includes one or more application layer applications configured to receive and monitor signals in the WDS, and to provide application level information about such monitored signals to other systems or technicians. The application level information can be used by a technician or other system to diagnose or calibrate the WDS and/or the communications components provided therein.

Abstract: Embodiments of the disclosure relate to calibrating a power amplifier. The power amplifier calibration circuit is configured to provide a plurality of bias signal combinations each including a respective first bias signal and a respective second bias signal to the power amplifier. Power amplifier performance parameters for each of the bias signal combinations can be measured and provided to a control circuit in the power amplifier calibration circuit. The control circuit is configured to rank the measured power amplifier performance parameters based on predefined ranking criteria and determines a selected bias signal combination that can optimize the power amplifier performance parameters of the power amplifier. As such, it is possible to calibrate the power amplifier to operate at a balanced performance level, thus helping to improve radio frequency (RF) coverage and performance of the remote unit in a wireless distribution system (WDS).

Abstract: Methods and apparatus provide for an improved visual and optionally tactile features on a visible element of an article, such as a consumer electronic device (e.g., a mobile electronic device, a mobile phone, a smartphone, a tablet, a phablet, a notebook computer, a laptop, etc.).

Abstract: Systems and methods for scribing and cleaving an optical fiber held by a ferrule are disclosed. The methods include operably supporting an optical fiber in a ferrule so that a bare fiber section of the optical fiber extends beyond a front end of the ferrule. The method also includes disposing a top-side location of a scribing medium to be in contact with a lower portion of the bare fiber section and a near-side location of the scribing medium to be in contact with the front end of the ferrule. The top-side location includes an abrasive feature while the near-side location is smooth. The scribing medium is moved relative to the bare fiber section to cause the abrasive feature to form a scribe mark at a scribe location at a distance from the front end of the ferrule. The smooth near-side location prevents substantial damage to the ferrule front end.

Abstract: Disclosed is an optical fiber which includes a core including silica with a core diameter and having at least two dopants, a maximum relative refractive index delta of at least 0.7% and an alpha value in the range of 1.9-2.2. The core has a refractive index profile configured to transmit light in a multimode propagation at a first wavelength ?1 in the range of 800-1100 nm and to propagate light in a LP01 mode at a second wavelength ?2. The second wavelength ?2 is greater than 1200 nm. The optical fiber is structured to have a LP01 mode field diameter in the range of 8.5-12.5 ?m at 1310 nm.

Abstract: Disclosed herein are methods for welding a first substrate and a second substrate, the method comprising bringing the first and second substrates into contact to form a substrate interface, and directing a laser beam operating at a predetermined wavelength through the second substrate onto the substrate interface, wherein the first substrate absorbs light from the laser beam in an amount sufficient to form a weld between the first substrate and the second substrate. The disclosure also relates to glass and/or glass-ceramic packaging and OLED display produced according to the methods disclosed herein.

Abstract: A coating composition for a lubricating coating film includes: (A) a phenolic resin; (B) an epoxy resin having an epoxy equivalent weight of 600 to 4000; and (C) at least one type of solid lubricant. The epoxy equivalent weight is generally defined by the number average molecular weight per the number of epoxy groups in a single molecule. The coating composition has a weight ratio of component (A) to the total weight of component (A) and component (B) of at least 50 weight %. A lubricating coating film, formed from the coating composition, has a high level of flexibility on surfaces of various base materials.

Abstract: Application modules (AMs) with multi-carrier subscriber identity modules (MSIMs) for diagnostic mode monitoring of signals within wireless distributed communications systems (WDCSs), including but not limited to distributed antenna systems (DASs). Related systems and methods are also disclosed. The MSIMs comprise circuitry configured to implement multiple SIM instances, each SIM instance containing carrier-specific data to enable the AM to register with a carrier to perform diagnostic mode monitoring of signals from the respective carrier. In one embodiment, AMs may be associated with components of a WDCS. By associating the AMs into components of a WDCS, live signals in the WDCS can be monitored and measured for monitoring the performance of components within the WDCS. The AMs may include one or more application level applications configured to receive and monitor signals in the WDCS, and to provide application-level information about such monitored signals to other components or systems, or technicians.

Abstract: A coated metal fluoride optic is provided. The coated metal fluoride optic includes an alkaline earth metal fluoride substrate and a coating disposed on at least one surface of the substrate. The coating includes an adhesion layer comprising a fluoride-containing material, a non-densified intermediate layer deposited on the adhesion layer, and a densified capping layer deposited on the intermediate layer.

Abstract: Optical ports providing passive alignment connectivity are disclosed. In one embodiment, an optical port includes a substrate having a surface, a photonic silicon chip, a connector body, and a plurality of spacer elements. The photonic silicon chip includes an electrical coupling surface, an upper surface and an optical coupling surface. The optical coupling surface is positioned between the electrical coupling surface and the upper surface. The photonic silicon chip further includes at least one waveguide terminating at the optical coupling surface, and a chip engagement feature disposed on the upper surface. The connector body includes a first alignment feature, a second alignment feature, a mounting surface, and a connector engagement feature at the mounting surface. The connector engagement feature mates with the chip engagement feature. The plurality of spacer elements is disposed between the electrical coupling surface of the photonic silicon chip and the surface of the substrate.

Abstract: Silicone particles having excellent dispersibility are provided. A cosmetic material having excellent feeling of use, and a highly functional paint and an electronic material are also provided. The silicone particles include a siloxane as a component. A content of a hydrogen atom bonded to a silicon atom per unit mass is 300 ppm or less. In addition, the silicon atom in the siloxane as a component for the silicone particles is crosslinked with another silicon atom via an alkylene group having a carbon number of 4 to 20.

Abstract: An optical interface device for a photonic integrated system includes a plug and a receptacle. The receptacle is operably arranged on a PIC that supports waveguides. The plug operably supports optical fibers. The receptacle and plug are configured to operably engage to establish optical communication between the optical fibers and the waveguides. A tab on the receptacle is configured to constrain longitudinal motion while allowing for lateral motion of the receptacle to adjust its position relative to the PIC to optimize alignment. The plug can include a spacer sized to fit within a recess defined by the tab to further facilitate alignment. The plug can also include lenses to establish the optical communication between the optical fibers and the waveguides. The receptacle and plug can be engaged and disengaged in a manner similar to conventional electrical connectors.

Abstract: A fiber optic cable assembly for terminating a fiber optic cable along with a method for making the same are disclosed. The fiber optic cable assembly comprises a fiber optic cable having at least one optical waveguide and a jacket, at least one retention component, and a retention body. The retention component is attached to a portion of the jacket of the fiber optic cable to form a retention component sub-assembly. The retention body has an insertion end and a passage extending at least partially along a length of the retention body. The retention component sub-assembly is inserted into the passage so that the at least one retention component is secured to the retention body to complete the fiber optic cable assembly.

Abstract: Offsetting unwanted downlink interference signals in an uplink path in a distributed antenna system (DAS) is disclosed. In this regard, in one example, an interference signal offset circuit is provided in an RAU to offset interference products leaked from a downlink path to an uplink path. An offset signal generation circuit is configured to generate at least one uplink interference offset signal based on the interference products leaked from the downlink path. A signal summing circuit is configured to combine the at least one uplink interference offset signal with an uplink signal received on the uplink path, thus offsetting the interference products in the uplink signal. By providing the interference signal offset circuit in the RAU to offset the interference products on the uplink path, it is possible to provide more implementation flexibility for the RAU without degrading the uplink signal.

Abstract: A coaxial cable connector having an inner conductor, a dielectric surrounding the inner conductor, an outer conductor surrounding the dielectric, and a jacket surrounding the outer conductor and used for coupling an end of a coaxial cable to an equipment connection port. The coaxial cable includes a coupler, a body, a post, and a biasing ring. The coupler is adapted to couple the coaxial cable connector to the equipment connection port. At least one of the coupler, the post, and the body has an integral, monolithic contacting portion to establish electrical continuity between at least two of the coupler, the body and the post. The biasing ring biases the contacting portion such that the electrical continuity is maintained regardless of the tightness of the coupling of the connector to the terminal.