ultrasonic wave Sとは 意味・読み方・使い方

To provide a method and an apparatus wherein the propagation time of ultrasonic waves inside a material to be measured is measured with high accuracy when an ultrasonic-wave reflected echo is in a low S/N ratio (a noise is large), and even when the attenuation of the ultrasonic-wave reflected echo is large.例文帳に追加

超音波反射エコーが低Ｓ／Ｎ（ノイズが大きい）の場合や減衰の大きい場合であっても、被測定材料内の超音波伝搬時間を高精度で測定する。 - 特許庁

Ultrasonic waves P1, P3 are transmitted from an ultrasonic wave transmitting/ receiving surface R arranged in a rough arc shape to a test object S surface, and simultaneously a leakage wave P4 and an orthogonal reflected wave P2 are received by the transmitting/ receiving surface R.例文帳に追加

略円弧状に配置された超音波の送受信面Ｒから試験体Ｓ表面に超音波Ｐ１，Ｐ３を送信すると共に送受信面Ｒにより漏洩波Ｐ４と直交反射波Ｐ２とを受信する。 - 特許庁

To display a higher harmonic wave ultrasonic image of an excellent S/N without complicating a device when extracting and imaging a higher harmonic wave component from an ultrasonic signal received from the inside of an examinee body.例文帳に追加

被検体内から受信される超音波信号から高調波成分を抽出して画像化する際に、装置を複雑にすることなくＳ／Ｎに優れた高調波超音波画像の表示を行う。 - 特許庁

To improve measuring accuracy and an upper limit value to be measured by reducing vortices in opening holes, accelerating attenuation of unnecessary components of the ultrasonic wave transmitted from ultrasonic transmitter/receivers, and improving S/N of ultrasonic transmission waveform.例文帳に追加

開口穴での渦の低減と超音波送受信器から発信された超音波の不要成分の減衰促進により、超音波の送信波形のＳ／Ｎを高めて計測精度および流量計測できる上限値を高める。 - 特許庁

The objective noxious organism repelling device D is provided with an electric power connector 1, an ultrasonic wave generator 2 and an infrared ray sensor S.例文帳に追加

有害生物撃退器Ｄは電源接続部１と超音波発生器２と赤外線センサーＳを備えている。 - 特許庁

Assuming that the pulse width of the pulse signal S2 is denoted as τ (s), the maximum value of the distances between centers of all ultrasonic wave receiving elements 5 along all directions for performing electronic scanning is L (m), and the speed of the ultrasonic wave W1 is v (m/s), a relation of τ<L/v is established.例文帳に追加

パルス信号Ｓ２のパルス幅をτ（ｓ）、電子的走査を行なう全ての方向に沿った全ての超音波受信素子５の中心間距離のうちの最大値をＬ（ｍ）、超音波Ｗ１の速度をｖ（ｍ／ｓ）とした場合に、τ＜Ｌ／ｖの関係を満たす。 - 特許庁

To provide an ultrasonic measuring instrument having a good S/N ratio and measuring an ultrasonic wave even in a case that a change in the beam path of an inspection target or the shift of a propagation time by the jitter in acquirement of an ultrasonic signal is produced, and an ultrasonic measuring method.例文帳に追加

被検体のビーム路程の変化や、超音波信号を取得する際のジッターによる伝播時間のズレが生じた場合であっても、Ｓ／Ｎ良く超音波を計測する超音波計測装置及び超音波計測方法を提供する。 - 特許庁

To increase energy for sending ultrasonic wave without increasing the number of parts greatly and improve an S/N ratio of an ultrasonic sensor more than a conventional one.例文帳に追加

部品点数を大幅に増加させることなく超音波の送波のエネルギーを大きくし、もって超音波センサのＳ／Ｎ比を従来より向上させる。 - 特許庁