Kyocera Corporation

Satoshi Kawaji

Masamitsu Nishikido

Tooru Sahara

Youhei Murakami

Takuya Homma

Masayuki Sato

Yusuke Hayashi

Kaoru Kusafuka

Shin Miura

Makoto Chishima

Takanobu Nishigai

Yoshiyuki Ban

An electronic device includes a plurality of sensors installed in predetermined orientations at different positions. Each of the plurality of sensors includes a transmission antenna that transmits a transmission wave, a reception antenna that receives a reflected wave that is the transmission wave having been reflected, and a control unit that detects an object that reflects the transmission wave, based on a transmission signal transmitted as the transmission wave and a reception signal received as the reflected wave. The electronic device further includes a determination unit that determines a shift in orientation of at least any of the plurality of sensors, based on detection results of an object obtained by the plurality of sensors.

Electronic device, method for controlling electronic device, and program for controlling electronic device

An electronic device includes a transmission antenna that transmits a transmission wave, a reception antenna that receives a reflected wave that is the transmission wave having been reflected, and a control unit that detects a target by using a constant false alarm rate, based on a transmission signal transmitted as the transmission wave and a reception signal received as the reflected wave. The control unit sets a test region and at least one or more reference regions with respect to the test region in a distribution of signal intensities based on the reception signal in a distance direction, and sets a threshold for use in detection of the target, based on an order statistic among signal intensities in the reference regions.

Electronic device, method for controlling electronic device, and program

An electronic device includes a transmission antenna that transmits a transmission wave, a reception antenna that receives a reflected wave that is the transmission wave having been reflected, and a control unit that detects an object that reflects the transmission wave, based on a transmission signal transmitted as the transmission wave and a reception signal received as the reflected wave. The control unit performs control to detect, as a target, an object having a motion characteristic of a motion of an arm of a person, among objects located around the electronic device.

An electronic device comprises: a plurality of transmission antennas configured to transmit transmission waves; a plurality of reception antennas configured to receive reflected waves resulting from reflection of the transmission waves; and a controller configured to detect an object reflecting the transmission waves, based on a transmission signal transmitted as the transmission waves and a reception signal received as the reflected waves. The controller is configured to determine a band part used to transmit the transmission waves in a predetermined frequency band, depending on an incidence angle when the reception antennas receive the reflected waves.

Electronic device, control method of electronic device, and control program of electronic device

An electronic device includes a transmission antenna that transmits a transmission wave, a reception antenna that receives a reflected wave that is the transmission wave having been reflected, and a control unit that detects a target by using a constant false alarm rate on the basis of a transmission signal transmitted as the transmission wave and a reception signal received as the reflected wave. The control unit performs control to skip processing of detecting an object determined to be a stationary object among objects located around the electronic device, as the target by using the constant false alarm rate on the basis of the transmission signal and the reception signal.

An electronic device includes a transmission antenna that transmits a transmission wave, a reception antenna that receives a reflected wave that is the transmission wave having been reflected, and a control unit. The control unit detects a target by using a constant false alarm rate, based on a transmission signal transmitted as the transmission wave and a reception signal received as the reflected wave. The control unit establishes reference regions non-contiguously in a distance direction and a relative velocity direction with respect to a test region in a two-dimensional distribution of signal intensities based on the reception signal in the distance direction and the relative velocity direction. The control unit sets a threshold for use in detection of the target, based on an order statistic among the signal intensities in the reference regions.

An electronic device comprises: a transmission antenna configured to transmit transmission waves; a reception antenna configured to receive reflected waves resulting from reflection of the transmission waves; and a controller. The controller is configured to detect an object reflecting the transmission waves, based on a transmission signal transmitted as the transmission waves and a reception signal received as the reflected waves. The controller is configured to classify a detection result of the object reflecting the transmission waves depending on a degree of certainty, and output the classified detection result.

An electronic device comprises: a transmission antenna configured to transmit transmission waves; a reception antenna configured to receive reflected waves resulting from reflection of the transmission waves; and a controller. The controller is configured to detect an object reflecting the transmission waves, based on a transmission signal transmitted as the transmission waves and a reception signal received as the reflected waves. The controller is configured to make a range of detection of the object by the transmission signal and the reception signal, variable.

An electronic device includes a transmission antenna that transmits a transmission wave, a reception antenna that receives a reflected wave that is the reflected transmission wave, and a control unit that detects an object that reflects the transmission wave, based on a transmission signal transmitted as the transmission wave and a reception signal received as the reflected wave. The electronic device transmits, to an information processing apparatus, sensing information based on the transmission signal and the reception signal at a location of the electronic device along with location information of the electronic device.

Electronic device, information processing apparatus, method, program, and data structure

A three-dimensional projection apparatus includes a display including a display surface having a plurality of subpixels arranged in a grid along a first direction and a second direction substantially orthogonal to the first direction, an optical element configured to define a light beam direction of an image light emitted from the subpixels for each strip-shaped region of a plurality of strip-shaped regions extending in the second direction on the display surface, an optical member configured to project the image light, the light beam direction of which is defined by the optical element, so that a virtual image of the display surface is formed, and a controller configured to acquire information related to a position of an eye of a subject and to correct, in accordance with the position of the eye, the optical element and an image to be displayed by the display surface.

Image projection apparatus, image display apparatus, and vehicle

A display apparatus allows a user to visually recognize a virtual image. The virtual image has luminance characteristics according to which a dependence of luminance on viewing angle changes along a certain direction.

Display apparatus, mobile object, and light source device

A liquid crystal panel includes a first transmissive member having a first face where light enters, a liquid crystal layer, and a second transmissive member having a second face where at least a part of light having passed through the first transmissive member and the liquid crystal layer exits. The second face is inclined relative to the liquid crystal layer.

Display apparatus, moving body and light source apparatus having a light source, liquid-crystal panel, beam splitter, and light guiding member

An image projection apparatus includes a display configured to display an image, a first optical member, at least one second optical member configured to project the image onto the first optical member and make a virtual image of the image visible to a subject, and a controller configured to dynamically correct the image in accordance with a position of both eyes of the subject.

Light source apparatus, display apparatus, vehicle, three-dimensional projection apparatus, three-dimensional projection system, image projection apparatus, and image display apparatus

A vehicle display apparatus of the present disclosure includes a display and a reflective member. The reflective member reflects display light from the display. The display causes the display light to be incident on the reflective member as S polarized light. The reflective member is located along an incident light path of the display light from the display to a reflecting surface of a windshield of a vehicle or along a transmitted light path of transmitted light transmitted by the reflecting surface. The reflective member reflects linearly polarized incident light as circularly polarized reflected light. The vehicle display apparatus guides display light reflected at the reflective member and at the windshield to an eye box.

Vehicle display apparatus

A display device and a vehicle head-up display apparatus of the present disclosure include a substrate, light source devices, a transmission-type display panel, and an illumination optical system. The light source devices are disposed on the substrate. The illumination optical system guides illumination light from the light source devices to the display panel. The illumination optical system includes a first reflector, a quarter-wave plate, and a reflective polarizer. The first reflector is disposed at a different position on the substrate than the light source devices. The quarter-wave plate is disposed between the first reflector and the display panel. The reflective polarizer is disposed between the quarter-wave plate and the display panel.

Growing community of inventors

Yokohama, Japan

Satoshi Kawaji