32results about How to "Constant intensity" patented technology

A thermally assisted magnetic head comprises: a slider substrate, a first surface located opposite to a medium-facing surface, and side surfaces located between the medium-facing surface and the first surface; a magnetic head portion having a near-field light generator on the medium-facing surface side, and a magnetic recording element, the magnetic head portion being fixed to one of the side surfaces; and a laser diode element a relative position of which to the slider substrate is fixed so that emitted light thereof can reach the near-field light generator; a relation of λin<λmax is satisfied, where λin is a wavelength of the emitted light from the laser diode element immediately before the emitted light reaches the near-field light generator, and λmax is a wavelength of irradiating light at which an efficiency of generation of near-field light generated from the near-field light generator is maximum.

A current storing circuit capable of having a small area, a simple structure with the small number of devices, a low consumption current operation and high yield in manufacturing is provided. Applying the current storing circuit to the current-driving type of display device such as an OLED display device can improve the aperture rate of pixels and reliability of the display device as well as highly functionalize the display device. The invention is characterized by using a new semiconductor element in a shape of a transistor having plural drains or sources. When the semiconductor elements is used for both of a writing element and a driving element, reading in and storing a current value and outputting the current can be performed by only the two semiconductor elements, so that the area occupied by the devices would be easily reduced significantly.

An electro-optical device includes a display unit having a plurality of pixels, and the display unit is divided into a plurality of areas. The electro-optical device also includes a plurality of optical sensors that are provided for the plurality of areas, each of the optical sensors being configured to detect a light intensity, and a controller that selectively performs recognition of an operation position on the display unit or measurement of an ambient light intensity on the basis of the light intensities detected by the plurality of optical sensors.

An optical modulator includes first and second modulation waveguides, a demultiplexer, first and second phase adjustment waveguides that changes phases of a light of the first and second modulation waveguides, a multiplexer that combines light outputs from the first and second phase adjustment waveguides, a gain controller and a modulator bias controller in which voltages of the first and second modulation signals are controlled so that a result of adding light from the first modulation waveguide to light from the second modulation waveguide where light from the first modulation waveguide has a predetermined phase is equal to a result of adding light from the first modulation waveguide to light from the second modulation waveguide where light from the second modulation waveguide has a predetermined phase. A phase-adjustment bias controller that controls phase amounts changed by the first and second phase adjustment waveguides so as to cancel phase errors.

A radio communication system, in which radio communication is carried out between an in-vehicle communication device, mounted in a vehicle, and a radio communication terminal to detect a relative distance therebetween, includes an output control unit that controls a radio wave intensity of a measuring signal, which is sent from one of the in-vehicle communication device and the radio communication terminal, at a pre-set predetermined value; and a measuring unit that performs distance measuring on a vehicle side based on the radio wave intensity of the measuring signal controlled at the predetermined value or on a signal to which a value of the radio wave intensity of the measuring signal is added as information.

The invention provides a high-pressure vacuum vibratory forming machine and belongs to the field of building material high-density forming equipment. The high-pressure vacuum vibratory forming machineis characterized by comprising an outer rack, an inner rack, a base, a vibrator, a vibrating table, a pressing die, a pressing die, a pressing block, a first pressure machine, a second pressure machine and a vacuum chamber. The base, the vibrator, the vibrating table, the pressing die, the pressing block and the vacuum chamber are arranged in the inner rack. The vibrator is connected with the vibrating table which is installed on the base through a spring device. The pressing die is installed on the vibrating table. The pressing die is provided with a die cavity. The pressing block is locatedabove the pressing die. The pressing block is connected with a telescoping arm of a first pressure machine. The first pressure machine is installed on the top of the inner frame. A second pressure machine is installed on the outer rack and located above the first pressure machine. The vibrator comprises a vibrating motor. The vibrating motor is installed on the bottom of the vibrating table. An eccentric rotating wheel is installed on a motor shaft of the vibrating motor. The high-pressure vacuum vibratory forming machine can solve the problem that in the quartz plate pressing production process, pressure is insufficient, and the product quality can be effectively improved.

An optical transmission module that converts an electric signal to an optical signal and outputs the optical signal, including: a package; a plurality of light-emitting elements each emitting light in the interior of the package; a plurality of light-receiving elements each including a light-receiving surface on which a portion of the light is incident in the interior of the package, for monitoring light outputs of the plurality of light-emitting elements; and light-shielding members provided on the plurality of light-receiving elements while avoiding the light-receiving surfaces.

An optical transmission module includes: a package; a plurality of light-emitting elements each emitting light in the interior of the package; a beam splitter splitting the light into transmitted light and split light; a plurality of light-receiving elements each including a light-receiving surface on which the split light is incident in the interior of the package, for monitoring light outputs of the plurality of light-emitting elements; and a first light-shielding film provided between the plurality of light-emitting elements and the beam splitter and including a plurality of first holes for the light to propagate to the beam splitter, wherein the plurality of light-receiving elements are disposed with the light-receiving surfaces facing the beam splitter.

In a manufacturing method for an image sensor integrated circuit, a plurality of pixel regions each having a photodiode are arranged on a silicon substrate. A light-transmissive conductive film is formed over the silicon substrate. A protective film is formed on the light-transmissive conductive film while holding a potential of the light-transmissive conductive film at the same potential as that of the silicon substrate.

The present invention relates to a valve pocket 10 for bulk materials such as cement, gypsum, granular materials, animal feed, etc., having: an upright bottom, preferably a cross-shaped bottom or a square bottom; and a valve bottom opposite the upright bottom, A valve hose 50 for filling the valve pocket is inserted into the valve base, wherein the valve hose is formed from a thermal material 60 and a carrier material 70 surrounding the thermal material, wherein the thermal material has a smaller area fraction than the carrier Area share of material.