528results about How to "Adjustable intensity" patented technology

A color display device for displaying an n-primary color image wherein n is greater than three, the device including an array of sub-pixel (801) configured to have at least one repeating unit having one sub-pixel representing each of the n primary colors, wherein repeating unit (906) is configured to optimize at least one of the n-primary color image.

Some embodiments of the invention provide a device, system and method for displaying a color image. According to some exemplary embodiments of the invention a device for displaying a color image may include an illumination source including a plurality of light-producing elements able to produce light of each of m different wavelength spectra, wherein m is equal to or greater than three. The device may also include an array of attenuating elements able to spatially selectively attenuate the light produced by the illumination source according to an attenuation pattern corresponding to a gray-level representation of the color image, and an array of color sub-pixel filter elements able to receive selectively attenuated light from the array of attenuating elements, each sub-pixel filter element able to transmit light of one of n different primary colors, wherein n is equal to or greater than four.

In a training control method using biofeedback, and an apparatus using the method, the method includes setting a target exercise zone for a user based on a bio-signal from the user, the target exercise zone including a range of indices and comparing a current index obtained from the bio-signal with the target exercise zone in time units in an exercise training mode and providing at least one of positive biofeedback information, negative biofeedback information, and a warning message to the user according to a result of the comparison.

A color Liquid Crystal Display (LCD) device for displaying a color image using at least four different primary colors, the device including an array of Liquid Crystal (LC) elements (214), driving circuitry (218) adapted to receive an input corresponding to the color image and to selectively activate the LC elements (214) of the LC array to produce an attenuation pattern corresponding to a gray-level representation of the color image, and an array of color sub-pixel filter elements (216) juxtaposed and in registry with the array of LC elements (214) such that each color sub-pixel filter element is in registry with one of the LC elements, wherein the array of color sub-pixel filter elements comprises at least four types of color sub-pixel filter elements, which transmit light of the at least four primary colors, respectively.

The invention relates to a high-temperature-insulating material and a preparation method therefor and particularly relates to the high-temperature-insulating material, which has a nano porous structure, prepared through forming an aqueous-phase uniform three-dimensional-network nano porous structure by taking thixotropic colloid as a template agent and adding a binding agent, aggregates, powder materials, an opacifier and admixtures. The preparation method for the high-temperature-insulating material, disclosed by the invention, is simple and easy in operation, low in production cost and environment-friendly and safe in process, does not need high-pressure special equipment, is free of combustible and explosive or other harmful substances and is beneficial to mass production. The high-temperature-insulating material disclosed by the invention has the characteristics of light weight, high strength and low coefficient of thermal conductivity, can be used for preparing high-temperature-insulating bricks, heat-insulating plates, special-shaped pieces and coating materials and can be applied to the heat insulating protection of equipment such as high-temperature furnace hearths, pipelines and valves in the fields of aerospace and military industries, metallurgical forging, petroleum refining, electric power and the like, so that the safety of use and the level of energy saving and consumption lowering are improved.

A power conversion circuit operates in a discontinuous switching mode over a wide range of loading conditions and varies a coil peak current to maintain efficiency over the wide range of loading conditions. The coil peak current is adjustable based at least in part on a feedback signal generated in response to a load condition.

A user adjustable visual display system and method for a digital thermostat having a backlit user display screen and system operation indicators is provided. The system allows a user to programmatically vary the illumination intensity of the backlit user display screen and the operational indicators. The variance provided includes disabling of the backlight and operational indicators. The system utilizes a variable pulse width modulated (PWM) intensity control for the backlight and indicators. Alternatively, an adjustable current drive illumination control is used to control the backlight and indicators. The selection of the desired intensity is provided via a display settings menu accessed via the user display screen.

An object is to provide a liquid crystal display device in which image display can be recognized even in an environment where light is dim around the liquid crystal display device. Another object is to provide a liquid crystal display device capable of image display in both modes of a reflective mode in which external light is used as a light source and a transmissive mode in which a backlight is used. One pixel is provided with a pixel electrode having both of a region where light incident through a liquid crystal layer is reflected and a region having a light-transmitting property, so that image display can be performed in both modes of a reflective mode in which external light is used as a light source and a transmissive mode in which a backlight is used.

An in-situ testing equipment for testing micromechanical properties of a material in a multi-load and multi-physical field coupled condition is disclosed. The equipment comprises a frame supporting module, a tension/compression-low cycle fatigue module, a torsioning module (21), a three-point bending module (6), an impressing module (33), a thermal field and magnetic field application module (34), an in-situ observation module (32) and a clamp body module (22). The frame supporting module provides a structural support for the whole testing equipment, the tension/compression-low cycle fatigue module is arranged at upper and lower ends of the testing equipment, the torsioning module (21) is directly arranged at a front end of the tension/compression-low cycle fatigue module, the three-point bending module (6), the impressing module (33) and the thermal field and magnetic field application module (34) are disposed on a support post at one side of the whole testing equipment through a common replacing component, and the in-situ observation module is disposed on another support post at the other side of the testing equipment. The clamp body module is connected to a front segment of the torsioning module, so as to clamp a test piece. An overall structure of the testing equipment is configured in a vertically symmetrical arrangement achieved by using four support posts. Two identical servo hydraulic cylinders (10) and two torsioning modules (21) are located at the upper and the lower ends of the testing equipment respectively and are used to perform a symmetrical tension/compression test and a symmetrical torsion test on the test piece (23) positioned centrally. The testing equipment is capable of realizing applications of five different types of loads including tension/compression, low cycle fatigue, torsion, bending and impressing, performing an intensive study on micromechanical properties of the material in the multi-load and multi-physical field coupled condition by using built-in electric, thermal and magnetic application modules and the in-situ observation module, and acquiring relations between deformation behavior, mechanism of damage, performance weakening of the material, applied loads and material properties.

The invention discloses a universal preparation process for aluminosilicophosphate (SAPO) molecular sieve materials from natural lamellar aluminosilicate minerals. According to the invention, on the basis of the cheap natural lamellar aluminosilicate minerals, the SAPO molecular sieve materials are prepared by carrying out activation, slurrying of ingredients, hydrothermal crystallization and removal of structure directing agents; the natural lamellar aluminosilicate minerals can be fully used as a composite silicon aluminum source, are enabled to completely dissolve by utilizing the reaction activity of an alumina layer with phosphorous species and structure directing agent species under a hydrothermal condition and utilizing dissolving and coordination capacity of a silica layer in a medium, and can assemble anew to form a variety of SAPO molecular sieve materials under the action of the structure directing agents. The process provided in the invention substantially reduces synthesis cost for SAPO molecular sieves; the prepared molecular sieves have variable structure and composition, controllable silicon content and silicon distribution and adjustable acidic site intensity and acidic site distribution; the prepared SAPO molecular sieve materials have a wide application prospect in the fields of catalysis, adsorption, ion exchange, functional materials, etc.

A shoe comprising a sole which is provided, in its heel, with a tank in which pressurized air is accumulated by a pump actuated by the heel of the foot during normal walking. The shoe is provided with a foot supporting insole, which is provided with a plurality of holes in which a plurality of studs move at right angles to the ground; the studs are associated with an elastic chamber, which is connected to the air tank with the interposition of a discharge valve, which acts when the pressure inside the tank has reached a preset value; the studs accordingly act impulsively against the sole of the foot at preset intervals.

A photo acoustic trace gas detector (100) is provided for detecting a concentration of a trace gas in a gas mixture. The detector (100) comprises a light source (101) for producing a light beam and a light modulator (103) for modulating the light beam into a series of light pulses for generating sound waves in the gas mixture. The light modulator (103) is arranged for modulating the light beam between a non-zero lower intensity level and a higher intensity level. An amplitude of the sound waves being a measure of the concentration. An optical cavity (104a, 104b) contains the gas mixture and amplifies a light intensity of the light pulses. A transducer (109) for converts the sound waves into electrical signals. A feed back loop (110, 111) with a photo detector (110) for measuring the light intensity of the light pulses regulates the amplification of the light intensity in the optical cavity (104a, 104b).

Disclosed herein is glass cutting apparatuses and methods of cutting glass using the glass cutting apparatuses. More particularly, disclosed is a glass cutting apparatus which cuts a glass sheet (140) by forming a crack in the glass sheet using a laser beam and by lifting the glass sheet using a bending unit (160), and a method of cutting glass using the glass cutting apparatus.