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480results about How to "Precise change" patented technology

Anti-drowsing device and Anti-drowsing method

An anti-drowsing device includes: an ECU that outputs a warning via a buzzer when a collision possibility between a preceding object and the vehicle is detected; a warning control ECU that establishes an early-warning mode in which a warning is output earlier from that used in a normal mode; and a driver monitor camera and a driver monitor ECU that monitors a driver's eyes. The warning control ECU establishes the early-warning mode when the eye-closing period of the driver becomes equal to or greater than a first threshold value, and thereafter maintains the early-warning mode until the eye-closing period of the driver falls below a second threshold value.
Owner:TOYOTA JIDOSHA KK

High pulse-energy, eye-safe lidar system

An eye-safe atmospheric aerosol lidar featuring high transmit pulse energy to generate strong backscatter from long ranges in a single pulse together with an optically efficient receiver is disclosed. The transmitter employs a gas cell and non-focused laser beam geometry to convert short wavelength laser light to substantially safer and longer wavelength light by stimulated Raman scattering. The longer wavelength light is substantially safer than the shorter wavelength light thereby allowing the safe transmission of high energy pulses. The transmitter also features a diode injection seed and a beam expander which are effective to reduce the divergence of the long wavelength light below the field-of-view of the receiver. The receiver employs a telescope, collimating lens, interference filter, focusing lens, avalanche photodiode detector, amplifier and analog to digital converter. The transmit beam and receiver field of view are coaxial. Initial results demonstrate the ability of such technology to elucidate the structure of the atmosphere with high temporal and spatial resolution.
Owner:UNIV FOR ATMOSPHERIC RES

Exterior parts and method of manufacturing the same and electronic equipment using the same

On a triangular groove array structure 53 with a constant structure period, first structural color regions 51 and a second structural color region 52 are formed. The first structural color regions 51 are covered with a protective layer 54 having a refractive index N and the second structural color region 52 is directly exposed to an air layer 55. Variations in color development characteristics owing to the influence of the protective layer 54 can bring the pattern and character of the second structural color region 52 into relief with a contrast.
Owner:PANASONIC CORP

Optical path change member and holding member body

Provided is an optical path change member including a holding member body formed of a transparent material. The holding member body includes: at least two rows of optical-fiber insertion holes which hold optical fibers inserted therein, such that the optical axes of the optical fibers are inclined with respect to an optical axis of the optical device, and a reflective inner surface which totally internally reflects light incident from the optical-fiber insertion holes to a surface of the holding member body configured to face an optical device on a board.
Owner:THE FUJIKURA CABLE WORKS LTD

Method for indicating hybrid automatic repeat request timing relation

A method for indicating HARQ timing relation is provided by the present disclosure. First, an evolved NodeB (eNB) notifies a user equipment (UE) to enable an uplink / downlink subframe dynamic conversion function. Second, the eNB converts uplink and downlink subframes dynamically, and notifies the UE of the HARQ timing relation corresponding to the converted uplink / downlink subframe configuration. Finally, the eNB and UE communicate with each other according to the said HARQ timing relation. The dynamic flexible subframe is highly efficiently used in the present disclosure, and the object of changing the frame structure dynamically according to data service change more accurately and timely can be reached.
Owner:SAMSUNG ELECTRONICS CO LTD

Method and apparatus for automatically identifying electrical parameters in a sensor-less pmsm

ActiveUS20100060210A1Effective parameter estimationAccurately model saturation effectElectronic commutation motor controlMotor/generator/converter stoppersElectricityPermanent magnet synchronous machine
A method and apparatus for determining electrical parameters for commissioning a sensor-less permanent magnet synchronous machine uses knowledge of the rotor position to apply balanced pulses along the rotor magnet axis and perpendicular to the rotor magnet axis allowing measurement of q- and d-inductance at multiple current levels without substantial rotor movement.
Owner:ROCKWELL AUTOMATION TECH

Multi-view and multi-state gait recognition method

InactiveCN102426645APrecise changeEstimating gait angle of viewCharacter and pattern recognitionHuman bodyGait
The invention provides a multi-view and multi-state gait recognition method. The method comprises the following steps of: carrying out contour extraction and time synchronization on a gait video in a training set; establishing projection relations among presentative expected value, visual angle, state and identity; carrying out visual angle estimation on a human body gait contour sequence of a prototype set so as to obtain identity information from the projection relations among the presentative expected value, the visual angle, the state and the identity; carrying out visual angle estimationon a human body gait contour sequence of a testing set so as to obtain identity information from the projection relations among the presentative expected value, the visual angle, the state and the identity in the training set; and comparing the identity information with all existing identity vectors in the prototype set so as to judge the person in the prototype set. The multi-view and multi-state gait recognition method provided by the invention is different from the traditional method based on the whole gait period that the variation process of the gait motion is more accurately modeled by using single state as minimum unit, multi-state model under each visual angle is trained and the gait visual angle of the video to be identified can be estimated.
Owner:BEIHANG UNIV

Cognitive training using visual sweeps

A computer-implemented method for enhancing cognitive ability of an older participant by requiring the participant to differentiate between rapidly presented visual stimuli. First and second visual sweeps are provided for visual presentation to the participant, e.g., spatial frequency or orientation sweeps. At least two visual sweeps are visually presented to the participant utilizing the first visual sweep, the second visual sweep, or a combination. The participant is required to indicate an order in which the at least two visual sweeps were presented. A determination is made regarding whether the participant indicated the order of the visual sweeps correctly. The visually presenting, requiring, and determining are repeated one or more times in an iterative manner to improve the participant's cognition. The duration of the sweeps may be adjusted based on the correctness / incorrectness of the participant's response according to a maximum likelihood procedure. Assessments may be made during the exercise.
Owner:POSIT SCI CORP
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