30results about How to "Delay scaling" patented technology

IGMP is a protocol for managing and controlling multicast of data streams to a plurality of end users connected to a telecommunications network through an access system. A novel implementation of IGMP for multicasting data streams in an XDSL access network system is disclosed. DSLAM (Digital Subscriber Line Asynchronous Multiplexer) or ASAM (ATM Subscriber Access Multiplexer) is used in the access network system and interfaces between the telecommunications network and the plurality of end users. IGMP signals are terminated at LT (Line Termination). A better scalability of the access system can be achieved, resulting in increased numbers of end users.

A user is guided through various setup routines to optimize speaker parameters and / or positions and / or frequency assignations for the particular space in which the speaker system is located and intended to be used. This can be done using an application downloaded from a cloud server to a smart phone or tablet computer, which is then employed by the user to optimize speaker configurations for various speaker locations in the room.

This invention relates generally to an article that includes a base substrate, an intermediate layer including at least one element or compound selected from titanium, chromium, indium, zirconium, tungsten, and titanium nitride on the base substrate, and a hydrophobic coating on the base substrate, wherein the hydrophobic coating includes a rare earth element material (e.g., a rare earth oxide, a rare earth carbide, a rare earth nitride, a rare earth fluoride, and / or a rare earth boride). An exposed surface of the hydrophobic coating has a dynamic contact angle with water of at least about 90 degrees. A method of manufacturing the article includes providing the base substrate and forming an intermediate layer coating on the base substrate (e.g., through sintering or sputtering) and then forming a hydrophobic coating on the intermediate layer (e.g., through sintering or sputtering).

Various embodiments of a device, system and methods that promote safety and security within an organization. Sensor data from one or more installation sensors is collected, analyzed and used to create a map and / or directions that, when received by a wireless mobile device, facilitate a person's possible egress around or from a detected event. The information provided to the person by the map and / or the directions may be individually crafted to be of maximum use to the specific recipient so the person can understand, plan and execute the most appropriate danger avoidance maneuvers in minimal time.

This invention relates to a process for inhibiting scaling in a subterranean oil or gas producing formation, comprising adding to the formation a composition comprising a metal chelant, a scale inhibitor and divalent metal cations, wherein the stability constant of the metal chelant—metal cation chelate at ambient temperature is equal to or higher than the stability constant of the chelate formed from the metal cations and the scale inhibitor, and wherein the solubility of the chelate formed from the metal cations and the scale inhibitor decreases with increasing temperature.

[Object] To provide a display control device that can allow users who are concurrently watching and listening to content to know the scale of the users with ease and allow the users to smoothly communicate with the other users with ease.[Solution] There is provided a display control device including a user information acquisition unit configured to acquire information on presence of one or more users who are using same content as output content, a user position decision unit configured to decide display positions of the presence of the users with the information on the presence of the users acquired by the user information acquisition unit, and a display control unit configured to exert control to display the information on the presence of the users on the basis of the display positions decided by the user position decision unit in a manner that the users appear to be using the content together.

A phase-locked loop circuit includes a phase detection unit, a loop filter unit including a series circuit of a resistor and a capacitor, first and second pulse-current output units which supply differential and single-end pulse currents corresponding to phase information to the resistor and capacitor, an oscillating unit which varies an oscillation frequency in accordance with a voltage generated at the resistor and capacitor, and a calibration unit which obtains information of an oscillation gain in actual operation and corrects an operation of the oscillating unit on the basis of a difference between the oscillation gain in actual operation and a target oscillation gain. The oscillation gain in actual operation represents a characteristic of oscillation frequency versus input signal of the oscillating unit and is obtained using predetermined oscillation control signals on the basis of a difference between actual oscillation frequencies under the oscillation control signals.

The present invention provides immersion heating elements, water heaters and methods for their fabrication and use. In the first embodiment of this invention, a resistance heating element is provided which includes a resistance heating material and an electrically insulating, substantially water impervious sheath disposed over the resistance heating material to form an active element portion having an envelope of about 50 in,.sup.3 a total wattage of at least 1000 W, and a watt density of no greater than 60 W / in..sup.2 Such an element has been demonstrated to substantially reduce scale reduction in water containing calcium, calcium carbonate, or both in solution.

An organic resin laminate comprising an organic resin substrate and a multilayer coating system thereon has UV-shielding property and high mar resistance. The multilayer coating system includes an outermost layer (I) resulting from plasma polymerization of an organosilicon compound, a lower layer (II) of a silicone coating composition comprising composite oxide nanoparticle dispersion, silicone resin, curing catalyst, and solvent, and optionally a bottom layer (III) of acrylic resin.

The invention discloses a superhydrophobic anticorrosive coating for marine concrete, the superhydrophobic anticorrosive coating is prepared from the following raw materials by weight: 60-80 parts ofmodified silicon-acrylic emulsion, 1-2 parts of orthosilicate, 4-6 parts of methyltriethoxysilane, 30-40 parts of ethanol, 0.5-1 part of 2-amino-2-methyl-1-propanol and 5-10 parts of ammonia water. The invention also discloses a preparation method of the superhydrophobic anticorrosive paint for the marine concrete. The superhydrophobic anticorrosive paint for the marine concrete has the excellentperformances of long-lasting weather resistance and long-lasting corrosion resistance, and has broad market development prospects. The methyltriethoxysilane and the ethyl orthosilicate are hydrolyzedand polycondensed in the modified silicone-acrylic emulsion to form an inorganic network, and the organic-inorganic hybrid superhydrophobic anticorrosive coating can be obtained.

A three-terminal semiconductor transistor device comprises a base region formed by a semiconductor material of a first conductivity type at a first concentration, the base region being in contact with a first electrical terminal via a semiconductor material of the second conductivity type at a second concentration, wherein the second concentration is lower than the first concentration. The three-terminal semiconductor transistor device also includes a conductive emitter region in contact with the semiconductor base region, forming a first Schottky barrier junction at the interface of the conductive emitter region and the semiconductor base region. The conductive emitter region is in contact with a second electrical terminal. The three-terminal semiconductor transistor device further includes a conductive collector region in contact with the semiconductor base region, which forms a second Schottky barrier junction at the interface of the conductive collector region and the semiconductor base region. The conductive collector region is in contact with a third electrical terminal. The tunneling current through the first Schottky barrier junction or the second Schottky barrier junction is substantially controlled by the voltage of the semiconductor base region.

The invention provides a cable traction assembly and a method of preventing cable stretching. The cable traction assembly comprises a traction part; and a pipe body part, wherein one end of the pipe body part is in connection with the traction part, and the other end of the pipe body part is arranged on a wire part to prevent the wire part from being stretched in a laying process, thereby solving the problem that in the prior art, cables are easy to stretch in a laying process. The pipe body part is arranged on the wire part, allowing the pipe body and the wire part to be meanwhile under the tractive effort in the traction process of the wire part; according to the pipe body part, the wire part provided with the pipe body part and a cable over sheath are meanwhile dragged, thereby reducing expansion or displacement between the wire part and the cable over sheath, guaranteeing lead integrity, and effectively avoiding potential safety hazards caused by stretching cables in a laying process.

A method of forming a non-volatile memory device includes providing a semiconductor substrate having a surface region, thereafter forming a first dielectric layer overlying, thereafter forming a first wiring material, thereafter forming amorphous silicon layer, and patterning and etching these layers to form first structures extending in a first direction and having a switching element. Thereafter, a method may include depositing a second dielectric layer overlying the first structures and having a dielectric surface region, forming an opening region in the second dielectric material to exposing part of the switching element, and depositing a silver material in the opening region, but not on the dielectric surface region.

A system and method for equalizing a signal is provided. In one implementation, the method includes generating a partially equalized signal from an input signal based on a plurality of coefficients associated with a feed-forward equalizer (FFE); generating decoded bit values based on the partially equalized signal, the decoded bit values being an equalized output signal; measuring error in the partially equalized signal; and adjusting the coefficients associated with the feed-forward equalizer (FFE) based on the error measured in the partially equalized signal. Values of the coefficient are not used to adjust of the coefficients associated with the feed-forward equalizer (FFE).

The invention provides wall body heat-preservation mortar. A wall body is involved, and the outer wall surface of the wall body is sequentially provided with a levelling mortar layer, a waterproof mortar layer, an interface mortar layer, a heat-preservation mortar layer, an anti-crack mortar layer and a finishing layer from inside to outside. The waterproof mortar layer is provided with multiple dividing joints which are transversely and longitudinally formed, wherein the spacing between every two dividing joints is not greater than 3 m, the thickness of the dividing joints is equal to that ofthe waterproof mortar layer, and the dividing joints are filled with two-component polysulfide sealant or cork rubber strips are previously embedded in the dividing joints. The provided wall body heat-preservation mortar can prevent water leakage.

This invention relates to a method for synthesizing a SiO2-coated nanoparticle, the method comprising the step of reacting a hydroxyl-functionalised silane with a nanoparticle in a substantially aqueous phase under conditions to induce silanization of the nanoparticle. The method enables silanization of the nanoparticle in aqueous phase that is substantially free of organic solvents.

The present invention relates to a new eco-friendly process for the preparation of chiral alcohols by asymmetric reduction of prochiral ketones in water using soked phaseolus aureus L (green grams).