Tdk Corporation

Tomohiro Honya

Hiroshi Kurihara

Hiroshi Ikeda

Masataka Midori

Katsuhiko Tomita

A computer-readable medium capable of estimating a distribution of an electromagnetic field intensity of radiant interference waves on a virtual surface surrounding a test piece with high accuracy while inhibiting an increase of a time required for a radiant interference wave test for radiant interference waves having a frequency included in a wider frequency band is provided. A computer-readable medium storing instructions which, when executed by a computer, cause the computer to execute a first calculation step of calculating an upper limit value of a measurement interval of radiant interference waves using an antenna based on positions of a plurality of electromagnetic wave sources according to a test piece radiating the radiant interference waves and a relative positional relation between the antenna measuring the radiant interference waves and the test piece.

Computer-readable medium, information processing method, and information processing device

An electromagnetic wave measurement point calculation program causing a computer to execute: a correction coefficient calculating function of calculating a correction coefficient for which an interval of heights of an antenna satisfies a sampling theorem based on a relative positional relation between a test body including a radiation source radiating a radiation interference wave and the antenna performing measurement of at least one of an electric field and a magnetic field of the radiation interference wave and a reflection coefficient of the radiation interference wave on a floor face on which the test body is placed; and a measurement height calculating function of sequentially calculating the heights of the antenna in a case in which the measurement is performed using the correction coefficient.

Electromagnetic wave measurement point calculation program and radiation interference wave measurement device

An electromagnetic wave measurement point calculation device of the present invention is an electromagnetic wave measurement point calculation device that is configured to calculate a plurality of measurement points of an electromagnetic wave set on a surface surrounding a radiation source of the electromagnetic wave. The electromagnetic wave measurement point calculation device includes an arithmetic processing unit configured to calculate a measurement interval between a first measurement point and a second measurement point adjacent to the first measurement point using a correction coefficient determined according to the first measurement point and execute an electromagnetic wave measurement point calculation process for sequentially calculating the plurality of measurement points in a measurement range.

Electromagnetic wave measurement point calculation device and radiation interference wave measurement device

To achieve a purpose of the present invention, a pulse wave radar device related to the present invention modulates a first transmitting pulse and a second transmitting pulse which are separated from each other by a predetermined lapse of time and transmits a transmitting pulse wave and, if a lapse of time from transmission of the transmitting pulse wave corresponding to the first transmitting pulse to outputting of a pulse by the receiving circuit is equal to a lapse of time from transmission of the transmitting pulse wave corresponding to the second transmitting pulse to outputting of a pulse by the receiving circuit, decides that the pulses are a receiving pulse reflected from a target.

Pulse wave radar device

A radar apparatus includes a modulation signal generating unit that generates a modulation signal based on an internal clock with a cycle Tc and generates a trigger signal in synchronization with the modulation signal, a carrier wave generating unit that generates a carrier wave, a modulation unit that generates and outputs a high frequency signal by modulating the carrier wave using the modulation signal, a modulation signal extracting unit that extracts the modulation signal from a component of the high frequency signal that has been transmitted via a transmission antenna, the component having been reflected by a measured object and received by a reception antenna, a detection signal generating unit that generates a detection signal, for measuring a distance to the measured object, based on the trigger signal and the extracted modulation signal, and a pulse width calculating unit that calculates a pulse width of the detection signal.

Growing community of inventors

Tokyo, Japan

Tomohiro Honya