42results about How to "Change resolution" patented technology

An object of the invention is to provide a traffic information provision system which can arbitrarily set a position resolution and a traffic representation resolution and flexibly support a traffic information prediction service.The traffic information provision system of the invention quantizes the state quantity of traffic information changing along a road, converts said quantized state quantity to a value having statistical deviation, performs encoding of said value, and provides the encoded value to traffic information utilization apparatus such as a car navigation system. The traffic information utilization apparatus decodes said encoded state quantity to reproduce the traffic information on said road.

A spherical aberration compensation actuator (200) and an optical pickup system are provided. The spherical aberration compensation actuator (200) mounts an element for compensating a spherical aberration and operates to a single-axis direction on an optical path using electromagnetic force. The optical pickup system includes a laser diode (321), an object lens (335), a spherical aberration compensation actuator (200), an optical path changer, and an optical detector (327). The spherical aberration compensation actuator (200) is installed on an optical path between the laser diode (321) and the object lens (335) and includes a lens holder having a spherical aberration compensation element for compensating a spherical aberration generated due to light passing through the object lens (335) and operating in an optical-axis direction using electromagnetic force. A spherical aberration compensation servo (329) controls the spherical aberration compensation actuator (200) on the basis of a jitter signal from a jitter signal detector (328) from the optical detector (327).

The invention relates to a multifunctional intelligent air quality detection system with adjustable resolution ratio and a detection method. The system is equipped with one or more air quality detection device distributed in a monitoring area in the form of one main node or one main node and one or more secondary node; each air quality detection device is equipped with a photosensitive sensing unit, a light source unit and an outer shell; the light source unit and the photosensitive sensing unit are respectively connected with the two sides of the end part of the outer shell in the manner of adjustable light beam length through the threads; the outer shell has a cylindrical structure; an air inlet is formed on the outer shell. A large-diameter lens is adopted by the invention, so that air intake volume in the light beam scope can be increased; the detection sensitivity of the device can be increased; the length of the light beam can be changed by changing the length of a ruler, so that the resolution ratio of the device can be changed; data can be conveniently uploaded; the traditional single point test is replaced; the detection result is more true and valid; the scope of the monitoring area is widened.

A color image sensor includes a plurality of image elements, a plurality of read gate sections, a plurality of vertical scanning charge transfer sections, and a plurality of transfer switch sections. The plurality of image elements are arranged in a matrix of rows and columns and each of the plurality of image elements generates an electric charge in response to incidence of light. The plurality of read gate sections are provided for the plurality of image elements, and each of the plurality of image elements controls transfer of the electric charge generated in a corresponding one of the plurality of image elements. Each of the plurality of vertical scanning charge transfer sections is provided for every column of the matrix to hold and transfer the electric charges transferred from a corresponding column of the plurality of read gate sections. Each of the plurality of transfer switch sections is provided for a termination section of a corresponding one of the plurality of vertical scanning charge transfer sections to control transfer of the electric charges from the corresponding vertical scanning charge transfer section. The horizontal scanning charge transfer section is provided for the plurality of transfer switch sections to hold and transfer the electric charges transferred from the plurality of vertical scanning charge transfer sections via the plurality of transfer switch sections.

The invention provides an inkjet recording apparatus of a line head type where a resolution can be changed simply, and locating of nozzles can be performed simply and accurately is provided. The present invention is an inkjet recording apparatus 100 performing recording to a recording medium 1 using line heads H, wherein the inkjet recording apparatus 100 is provided with a rectangular first base plate 11, a rectangular second base plate 21, and a plurality of the line heads H arranged on the first base plate and the second base plate, wherein a side end of one side of the first base plate 11 has a step-like upper projection portion 12, a side end of the other side of the second base plate 21 has a step-like lower projection portion 22, the upper projection portion 12 and the lower projection portion 22 overlap each other so as to come in surface contact with each other in a vertical direction, and the first base plate 11 and the second base plate 21 are provided side by side in a state where a distal end of the lower projection portion 22 has been caused to abut on the first base plate 11, wherein a resolution is changed by finely moving the second base plate 21 to the first base plate 11 in a longitudinal direction.

The invention discloses a method to control and compensate error of programmable standard resistance generator. It comprises 16 exactitude resistances at most and connected with each other to form resistance network in series according to binary principle; eliminating the error brought from the winding process of the exactitude resistances; and deciding the resistance value. And the contacting resistance error of programmable standard resistance generator relay contacts must make hardware to compensate. The invention would make the standard resistance output the absolute error less than 0.2ohm in the range between 0 and 6553.6ohm.

The invention relates to an optical sensing based impulse testing method and a device. The optical sensing based impulse testing method is characterized by comprising the following steps that: a guide rail is arranged along the tested impulse direction, a mass block capable of moving along the impulse direction is arranged on the guide rail, a linear raster is fixed at the side of the mass block, and a measurement device is arranged on the guide rail to measure a reflection light intensity-time curve of the linear raster, thereby impulse parameters are calculated. In the device, the pulse impulse parameters are measured by optical sensing, so that the anti-electromagnetic interference capability of a testing system is improved; the low-loss characteristics of optical fiber are utilized to realize the long-distance transmission of measurement signals so as to ensure the safety of a light source, an optoelectronic converter and other devices; the device can be applied to explosion and radiation field, and other special occasions, the testing range, resolution and the like can be changed by adjusting the weight of the mass block, the length of the linear raster, a line space and other parameters according to the tested object, and the method is adapted to the measurement requirements of different occasions and different parameters; and a testing probe has a small volume and a compact structure, and is convenient to install and disassemble.