205results about How to "Stable record" patented technology

The inkjet recording apparatus includes: an abnormal nozzle detective waveform signal generating device which generates a drive signal having an abnormal nozzle detective waveform including a waveform that is different from a recording waveform and applied to pressure generating elements when performing ejection for abnormality detection to detect an abnormal nozzle among nozzles; an abnormal nozzle detective device which identifies the abnormal nozzle showing an ejection abnormality from results of the ejection for abnormality detection; a correction control device which corrects image data in such a manner that ejection is stopped from the identified abnormal nozzle and a desired image is recorded by the nozzles other than the abnormal nozzle; and a recording ejection control device which performs image recording by controlling ejection from the nozzles other than the abnormal nozzle in accordance with the image data that has been corrected by the correction control device.

According to the present invention, the occurrence of an ejection abnormality can be determined at an early stage by using a waveform for abnormal nozzle determination, before an image defect producing a visible density non-uniformity (stripe non-uniformity) occurs due to an ejection defect in an output image recorded by a drive signal having a recording waveform. Consequently, recording stability and throughput can both be achieved.

The embodiment of the invention provides a human flow statistics method, device and system. The method comprises a step of acquiring continuous frames of images collected by an image acquisition device, a step of inputting the continuous frames of images into a full convolutional neural network obtained by training and generating a head confidence distribution map of each frame of image in the continuous frames of images, a step of determining at least one human head detection target in each frame of image by using a preset target determination method for the head confidence distribution map of each frame of image, a step of obtaining a feature matching result and motion smoothness of any human head detection target in each frame of image, carrying out target association on the current frame and a previous frame of the current frame to obtain tracking targets according to the feature matching result and the motion smoothness of any human head detection target in each frame of image, distributing tracking identifiers to the tracking targets, and a step of counting the number of all tracking identifiers to obtain a result of human flow statistics. Through the method, the device and the system, the accuracy and operational efficiency of the human flow statistics can be improved.

An ink jet head includes an ejecting unit for ejecting ink droplets toward a recording medium and an ejection port substrate in which ejection ports from which ink droplets are ejected are opened, in which a surface of the ejection port substrate on a side from which the ink droplets are ejected is coated with a diamond like carbon layer. Alternatively, the ink jet head includes a head substrate in which resin-made ink guides are formed, each ink guide for forming a meniscus of the ink and ejection electrodes, each for forming an electric field on a tip end of the ink guide and ejecting the ink as the ink droplets by exerting an electrostatic force onto the ink, in which the ink guide is coated with a protective layer such as the diamond like carbon layer. An ink jet recording apparatus includes the ink jet head and a moving unit for moving the ink jet head and the recording medium relatively.

Disclosed is a method of producing a hologram through a two-beam laser interfering exposure process, which comprises emitting a coherent laser light with a pulse width (τ) ranging from greater than 900 femtoseconds to 100 picoseconds and a laser power of 10 μJ / pulse or more using a solid-state laser as a light source, dividing the pulses light from the laser into two beams, controlling the two beams temporally and spatially in such a manner that the two beam are converged on a surface of or inside a workpiece for recording a hologram while matching the respective converged spots of the two beams with one another temporally and spatially to create the interference therebetween so as to record a surface-relief hologram on the surface of the workpiece or an embedded hologram inside the workpiece in an irreversible manner. The present invention can solve a problem with a conventional process of recording a hologram in a non-photosensitive material in an irreversible manner using interfering femtosecond laser pulses, specifically, distortion in the waveforms of pulsed laser beams and resulting instability in recording of an embedded hologram due to a non-linear optical interaction between the femtosecond laser pulses and air / the material.

The invention relates to a system for individually recording the production performance of layers and automatically monitoring the environment of a layer house, which comprises an intelligent coop, an environment monitoring system, an upper computer and a lower computer, wherein the intelligent coop and the environment monitoring system are respectively connected with the lower computer; the upper computer is connected with the lower computer through a field bus. The system is used for collecting data by using a plurality of Atmega16 cores as cluster controller nodes, and carrying out information communication by using a RS-485 form with central nodes to make the data transferred to a central monitoring computer at real time so as to realize real-time monitoring on the production performance and the environment parameters of the layer house, such as the weight of layers, the feed intake, the water drinking, the excretion quantity, the excretion times, the egg laying time, the egg weight, and on the like. The system accurately, stably and continuously records each parameter of breeding, feedstuff, nutrition, and the like for poultries, and has special realistic significance to workload reduction and automatic environment detection and control of a layer house.

By keeping the imaginary number portion k of the complex index of refraction of the film of the light absorbing layer 3, the mean film thickness dav of the light absorbing layer 3, and the absorbency A related thereto within an appropriate range, the present invention provides an optical information recording medium with good recording sensitivity and playback properties, which makes possible high speed recording by increasing the sensitivity to the recording beam and stable recording with sufficient reflectivity, and which can reduce jitter.In the present invention, 0.13<=A<=0.21 where A (Abs) is the absorbency of the light absorbing layer at the wavelength of the recording beam; and 6.0<=k.dav<=12.0 where k is the imaginary number portion of the complex index of refraction of the film in the light absorbing layer and dav (nm) is the mean film thickness of the light absorbing layer, at the wavelength of the recording beam.

The invention discloses a system and a method for controlling fixed-height flight of a fixed-wing unmanned aerial vehicle, relating to the field of unmanned aerial vehicle control. By using the system and the method, a barometric height sensor is used as a height measuring element, an external lithium battery is used for supplying power to the whole system, and the sensor is protected by using a wind filtering device to reduce the influence, caused by wind pressure at a high altitude, on the sensor so that errors are reduced. After related information is measured by the barometric height sensor, an I2C bus (internal integrated circuit bus) transmits data to a single-chip microcomputer system, a series of data calculations are performed in a single-chip microcomputer to obtain corresponding height information; and finally, an elevating rudder and a gasoline throttle on the plane are linked together for PD (proportional plus derivative) control so as to control angle changes of a steering engine and the size of the gasoline throttle, and a height over-ascending and over-descending protection program is added in the programs to further improve the safety and realize autonomous height fixing of the unmanned aerial vehicle. The system has the advantages of low cost, small error, stable structure, small interference from external environment, easy implementation and the like.

A magnetic recording medium is disclosed which eliminates the difficulty of stably forming tiny recording magnetic domains during high density recording. The magnetic recording medium is constituted such that at least a recording layer is provided on a disk substrate, and the recording layer is bonded with hydrogen and is in a localized and stable state of coupling with a rare earth metal, as well as a method for manufacturing this medium. As a result, the magnetic anisotropy of the recording layer is increased and a stable film structure can be formed, which stabilizes the recording magnetic domains even when the mark length is reduced, and greatly increases recording density without reducing the reproduction signal amplitude.

The inkjet recording apparatus includes: an abnormal nozzle detective waveform signal generating device which generates a drive signal having an abnormal nozzle detective waveform including a waveform that is different from a recording waveform and applied to pressure generating elements when performing ejection for abnormality detection to detect an abnormal nozzle among nozzles; an abnormal nozzle detective device which identifies the abnormal nozzle showing an ejection abnormality from results of the ejection for abnormality detection; a correction control device which corrects image data in such a manner that ejection is stopped from the identified abnormal nozzle and a desired image is recorded by the nozzles other than the abnormal nozzle; and a recording ejection control device which performs image recording by controlling ejection from the nozzles other than the abnormal nozzle in accordance with the image data that has been corrected by the correction control device.

The present invention provides liquid crystal lens element comprising no movable part, having a small size, having a lens function capable of being subjected to stable spherical aberration correction including the power component corresponding to the focus variation of the incident light. The liquid crystal lens element has a variable focal length to the light transmitted through a liquid crystal(16) interposed between a pair of transparent substrates(11, 12). The variable focal length can be varied with the voltage applied to the liquid crystal(16). The liquid crystal lens comprises transparent electrodes(13, 14) provided to the respective transparent substrates(11, 12) and used to apply a voltage to the liquid crystal(16) and an irregular part(17) which has a serrated cross section and a rotational symmetry with respect to the optical axis and is formed of a transparent material on one side of the transparent electrode(13). The liquid crystal(16) is placed at least in the recesses of the irregular part(17) so as to vary the substantial index of refraction of the liquid crystal(16) depending on the applied voltage.

An optical recording medium has a multi-layer structure recording layer portion including plural recording layers provided with tracks for guiding a recording light and being adapted to record data, where recording condition information and recording layer identification information for the recording layers are recorded on the tracks as information signals. Test writing is conducted on a recording layer that is subject to recording to derive a suitable recording condition based on recording condition information that is recorded on the recording layer, and direct recording is conducted according to a direct recording condition.

A storage device includes a memory cell having a storage element having a characteristic of changing from a state of a high resistance value to a state of a low resistance value by being supplied with a voltage equal to or higher than a first threshold voltage, and changing from a state of a low resistance value to a state of a high resistance value by being supplied with a voltage equal to or higher than a second threshold voltage different in polarity from the first threshold voltage, and a circuit element connected in series with the storage element, wherein letting R be a resistance value of the storage element after writing, V be the second threshold voltage, and I be a current that can be passed through the storage element at a time of erasure, R≧V / I.

A recording head having a plurality of recording elements comprises a plurality of switching elements, each provided in correspondence to each of the plurality of recording elements, constant current sources, each provided in correspondence to each of the plurality of recording elements, for flowing a constant current, and a constant current control circuit for controlling the constant current supplied from the constant current sources, and the recording elements are driven by N constant currents from the constant current sources.

A storage apparatus includes memory devices each having a storage element with a characteristic that the application of an electric signal not lower than a first threshold signal allows the storage element to shift from a high resistance value state to a low resistance value state, and that the application of an electric signal not lower than a second threshold signal, which has a polarity different from that of the first threshold signal, allows the storage element to shift form a low resistance value state to a high resistance value state, and a circuit element connected to the storage element in series to be a load; wherein the memory devices are arranged in a matrix and one terminal of each of the memory devices is connected to a common line; and wherein an intermediate potential between a power supply potential and a ground potential is applied to the common line.

A storage device includes a memory cell having a storage element having a characteristic of changing from a state of a high resistance value to a state of a low resistance value by being supplied with a voltage equal to or higher than a first threshold voltage, and changing from a state of a low resistance value to a state of a high resistance value by being supplied with a voltage equal to or higher than a second threshold voltage different in polarity from the first threshold voltage, and a circuit element connected in series with the storage element, wherein letting R be a resistance value of the storage element after writing, V be the second threshold voltage, and I be a current that can be passed through the storage element at a time of erasure, R≧V / I.

A storage device includes a storage element having first and second terminals that cause a first electrical characteristic change when an electric signal of a first threshold level or higher is applied and that cause a second electrical characteristic change, which is asymmetrical to the first electrical characteristic change, when an electric signal of a second threshold level or higher, the polarity of the electric signal of the second threshold level or higher being different from the polarity of the electric signal of the first threshold level or higher, is applied; and a unipolar transistor connected in series with the storage element. One of the first terminal and the second terminal of the storage element is electrically connected to the unipolar transistor. The unipolar transistor has a negative polarity or a positive polarity in accordance with the first terminal or the second terminal electrically connected to the unipolar transistor.

A hologram record carrier has a substrate and a reflective layer, wherein recording or reproducing of information is performed by light irradiation. The hologram record carrier further comprises a holographic recording layer that reserves an optical interference pattern comprising components of coherent reference light and signal light as a diffractive grating therein, and a two-dimensional recording layer that is laminated in a film thickness direction of the holographic recording layer and whose physical property changes in response to light intensity.

A recording head having a plurality of recording elements comprises a plurality of switching elements, each provided in correspondence to each of the plurality of recording elements, constant current sources, each provided in correspondence to each of groups in which the plurality of recording elements are divided, for flowing a constant current into a plurality of recording elements of each group, and a constant current control circuit for controlling the constant current supplied from the constant current sources, and the recording elements are driven by the constant current.

The invention discloses a photoinduced polymer holographic recording material and a preparation method thereof. The holographic recording material comprises, by mass, 0.1%-10% of physical gelators, 30%-90% of allyl monomers, 0.05%-5% of a photoinitiator system and 1%-50% of refractive index modulators. A photoinduced polymer dry plate is obtained by uniformly mixing the materials and coating the mixture on the surface of a substrate when the gelating temperature is higher than that of the materials, then decreasing the temperature and gelating transparent liquid and can be used for holographic recording. Solvent is not introduced to the whole production process of the photoinduced polymer holographic recording material, and environmental pollution is avoided.

A hologram device includes: a support section that keeps hold of, to be able to be attachable and removable, a hologram record carrier including a hologram recording layer stored therein with an optical interference pattern of a coherent signal light and a coherent reference light as a diffraction grating; a light source that generates the coherent reference light; a signal light generation section that is disposed on an optical axis, and generates the signal light by modulating the reference light in accordance with recording information; and an interference section that is disposed on the optical axis, and forms the diffraction grating being the optical interference pattern inside of the hologram recording layer by directing the signal light and the reference light toward the hologram recording layer. The signal light generation section is provided with a spatial light modulator, and the spatial light modulator is configured by a center are a disposed on the optical axis for passing through or reflecting the reference light with no modulation, and a spatial light modulation are a disposed around the center are a for generating the signal light by modulating the reference light in accordance with the recording information. The reference light is propagated on the optical axis, and the signal light is propagated around the reference light with spatial separation therefrom. The interference section includes an objective lens and an optical device, and the objective lens and the optical device gather the reference light at a first focal point, and the signal light at a second focal point being different from the first focal point.

A tough claw type dry electrode used for recording an electroencephalogram and a preparation method are provided. The tough claw type dry electrode used for recording the electroencephalogram comprises a bottom plate, a plurality of claw handles and a handle, wherein the bottom plate is round; the plurality of claw handles stretch out from the edge of the bottom plate in a radial shape to form a pre-set included angle with the bottom plate; the handle is located at the center of the bottom plate. The tough claw type dry electrode has high toughness and signal-to-noise ratio; the claw type structure penetrates hairs to prevent from contact with scalps so that the electroencephalogram at a computer hair region can be acquired and recorded; the tough claw type dry electrode has the advantages of simple structure and easiness for preparation.

The invention relates to an automation system of information acquisition of individual parameters of laying hens and belongs to the field of livestock and poultry breeding. The automation system comprises a hen shelf cage body, an automatic control system, a guide rail, a walking system, an automatic loading system, a food consumption measuring mechanism and an egg quality weighing mechanism. The automatic control system is connected with the guide rail, the walking system, the automatic loading system, the food consumption measuring mechanism and the egg quality weighing mechanism. According to the invention, real-time monitoring of production performance parameters such as food consumption of the laying hens, egg laying time and egg quality is achieved. The automation system has special practical significance to precise, stable and continuous recording of all items of parameters and reduction of work load in breeding, feed and nutrition of poultry strains.

A liquid discharge head includes a discharge port array having discharge ports for discharging liquid, a liquid chamber for supplying liquid to the discharge port array, and a liquid introduction passage for introducing liquid to the liquid chamber. A vertical cross section of the liquid chamber has an elongated shape. The liquid introduction passage is wider than the liquid chamber in a width direction of the elongated shape. A communicating portion is longer than a width of the liquid chamber and shorter than the liquid chamber, and is projecting from the liquid introduction passage for the liquid chamber. A bottom of the liquid introduction passage is disposed at a lower position than a top of the liquid chamber in the communicating portion, and a distance between the top and the bottom is longer than half of the width of the liquid chamber.

In a heat-assisted magnetic recording, a thin-film magnetic head, which can form stable recording bits pattern having steep magnetization transition regions without using a near-field light generating element, is provided. The head is formed on an element forming surface of a substrate, and has a waveguide for leading a light for heat-assist to a magnetic medium and a write element formed on a trailing side of the waveguide and having a magnetic pole for applying a write field to the medium. Here, a write field profile, which is an intensity distribution of the write field from the pole along a track in a recoding layer of the medium, has a projecting region on a leading side. Further, an anisotropy field profile, which is a distribution of an anisotropy field when the anisotropy field is reduced by irradiating the light on a part of the recoding layer, traverses the projecting region.

An actinic radiation curable type inkjet ink is characterized in that the actinic radiation curable type inject ink contains an onium salt as a photolytically acid generating compound that does not produce benzene when exposed to actinic radiation, and a compound including an oxetane ring as a photo-polymerizable compound, wherein a water content by Karl Fischer method is 1.50 through 5.00 percent by mass.

An integrated imager and camera mounting assembly that allows a single operator to scan the crime scene for prints without assistance, and to attain an optimally illuminated and stably focused recorded image with single handed adjustments. The assembly includes an A-frame stand which carries a pair of UV lights on adjustable arms for single handled adjustment by the operator in the scanning and recording modes. The stand includes a footed base that allows the operator to securely engage the frame against vertical, horizontal and irregular surfaces using the imager handle thereby locating the imager at a fixed distance from the print area and permitting ready focusing of the image with the other hand. The base further includes a sliding scale for placement in the field of view for dimensional referencing.

A spindle motor of small size, thin type, high reliability, and high performance suited to an information recording and reproducing apparatus is presented. Specifically, a rotary disk is composed by integrally forming a disk board, and a rotary shaft of spindle motor, and a bearing is composed by forming dynamic pressure generating grooves in the rotary shaft of the rotary disk. As a result, small size and thin structure are realized, surface deflection of the disk during rotation of the spindle motor, and its axial center deflection are substantially decreased, and moreover the recording density is enhanced, the number of constituent parts is curtailed, and the cost is saved.