Kyocera Corporation

Hitachi, Ltd.

Masamitsu Nishikido

Youhei Murakami

Tooru Sahara

Satoshi Kawaji

Takuya Homma

Masayuki Sato

Takeshi Nakano

Mitsuharu Senda

Yutaka Ootsuki

Toru Sahara

Nobuyuki Tanaka

Sunao Hashimoto

Kazuyuki Hori

Hironobu Tanigawa

Yukitoshi Kanayama

Shouhei Murakami

Toshiaki Kurokawa

Hidehiro Eguchi

Norie Hara

Yosuke Kajimura

Yuuya Tounai

Syouichi Morokuma

Toru Onuki

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 comprises: a transmitting antenna configured to transmit transmitted waves, a receiving antenna configured to receive reflected waves obtained by reflection of the transmitted waves; and a controller. The controller detects, based on transmitted signals transmitted as the transmitted waves and received signals received as the reflected waves, an object reflecting the transmitted waves. The controller determines frequencies of transmitted waves to be transmitted from the transmitting antenna based on temperature.

Electronic device, method for controlling electronic device, and electronic device control 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 devicecomprises: a transmitting antenna configured to transmit transmitted waves; a receiving antenna configured to receive reflected waves obtained by reflection of the transmitted waves; and a controller. The controller detects, based on transmitted signals transmitted as the transmitted waves and received signals received as the reflected waves, an object reflecting the transmitted waves. The controller determines frequencies of transmitted waves to be transmitted from the transmitting antenna based on results of receiving, from the receiving antenna, each of reflected waves obtained by reflection of a plurality of transmitted waves with different frequencies transmitted from the transmitting antenna.

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

An electronic apparatus includes a transmission unit, a reception unit, and a controller. The transmission unit transmits a transmission wave. The reception unit receives a reflected wave of the transmission wave reflected by an object. The controller operates the transmission unit in one of a plurality of operation modes having different detection distances. When the reflected wave is received by the reception unit, the controller determines a distance between the electronic apparatus and the object, based on the transmission wave and the reflected wave. The controller operates the transmission unit in an operation mode having the detection distance that includes the distance to the object and is the shortest, from among the plurality of operation modes.

Electronic apparatus, control method for electronic apparatus, and control program for electronic apparatus

An object detection apparatus includes an irradiator configured to irradiate a detection wave, a detector configured to detect a reflected wave of the detection wave, and a controller configured to estimate an arrival direction and a flight distance of the reflected wave. The controller is configured to perform an object detection process on a detection result of the reflected wave only when the arrival direction and the flight distance are included in a detection target range.

Object detection apparatus and object detection system

An electronic device includes a controller that performs control to enable switching between a first band mode such that a transmission wave is in a first band and a second band mode such that the transmission wave is in a second band broader than the first band. The controller performs control to switch to the second band mode when an object is detected within a predetermined distance in the first band mode.

A radio relay device includes: an antenna, which transmits and receives a radio signal with respect to a counterpart radio relay device; and a directivity controller, which adjusts directivity of the antenna, wherein the directivity controller determines whether to adjust the directivity of the antenna based on a relation between a propagation characteristic at a time when the radio signal is received from the counterpart radio relay device in an operating period and an absolute value or a relative value serving as a threshold, and when it is determined to adjust the directivity of the antenna, the directivity controller transmits an adjustment start signal to the counterpart radio relay device and adjusts the directivity of the antenna, with interlocking with the counterpart radio relay device.

Growing community of inventors

Kanagawa, Japan

Masamitsu Nishikido