temperature coefficient of quality factorとは 意味・読み方・使い方

To provide a nonlead piezoelectric ceramic composition that has a high Curie temperature, a large mechanical quality factor and a large frequency constant and can be used in piezo-resonators and vibrators with a small temperature coefficient of resonance frequency.例文帳に追加

本発明は、キュリー温度が高く、機械的品質係数および周波数定数が大きく、共振周波数の温度係数が小さい圧電共振子および発振子などの用途に利用できる非鉛の圧電磁器組成物を提供する。 - 特許庁

To obtain a piezoelectric ceramic composition by designing itself to contain Li, Nb and Ba as metallic elements and the respective molar ratios for their oxides to fall within a specified range to raise its Curie temperature, increase its mechanical quality factor and frequency constant and diminish the absolute value of its temperature coefficient of resonance frequency.例文帳に追加

本発明は、キュリー温度が高く、機械的品質係数および周波数定数が大きく、共振周波数の温度係数が小さい圧電共振子および発振子などの用途に利用できる非鉛の圧電磁器組成物を提供する。 - 特許庁

To manufacture a thin film piezoelectric device which reduces an insertion loss and improves performance, by combining a plurality of thin film bulk wave oscillators each of which an electromechanical coupling coefficient is great and an acoustic quality coefficient (Q factor) and frequency/temperature characteristics are excellent.例文帳に追加

電気機械結合係数が大きく、音響的品質係数（Ｑ値）及び周波数温度特性に優れた複数個の薄膜バルク波共振器を組み合せることにより、挿入損失が小さくて、性能の改良された薄膜圧電デバイスを作製できるようにする。 - 特許庁

To provide dielectric ceramics having a high relative dielectric constantεr, a high quality factor Qf value, and a temperature coefficient τf of a resonance frequency near to 0 ppm/°C, and to provide a dielectric filter having excellent performance.例文帳に追加

高い比誘電率εｒと、品質係数Ｑｆ値と、０ｐｐｍ／℃に近い共振周波数の温度係数τｆとを有する誘電体セラミックスを得ることと、良好な性能を有する誘電体フィルタを得ること。 - 特許庁

To develop a new microwave dielectric composition which has a relative dielectric constant, a quality factor, and a temperature coefficient of a resonance frequency different from those of conventional microwave dielectric compositions, by subjecting a tungsten bronze-type pseudo-solid-solution to partial substitution with another element.例文帳に追加

タングステンブロンズ型擬似固溶体に他の元素を一部置換処理することにより、従来とは異なった比誘電率・品質係数・共振周波数の温度係数を有した新規なマイクロ波誘電体組成物を開発する。 - 特許庁

To provide a dielectric porcelain composition having excellent properties which are a comparatively high relative permittivity at a high frequency range, the small absolute value of a temperature coefficient of the resonance frequency and a large no-load quality factor, and to provide an electronic component using the same porcelain composition.例文帳に追加

高周波領域での比誘電率が比較的大きく、共振周波数の温度係数の絶対値が小さく、且つ無負荷品質係数が大きい優れた特性を有する誘電体磁器組成物及びそれを用いた電子部品を提供する。 - 特許庁

To provide a piezoelectric ceramic having a high electromechanical coupling coefficient Kp and a high mechanical quality factor Qm and being reducible in manufacturing cost, which is manufactured by firing at a comparatively low temperature capable of avoiding an evaporation of PbO.例文帳に追加

ＰｂＯの蒸発を回避できる比較的低い温度での焼成によって製造することができ、製造コストを低減でき、且つ高い電気機械結合係数Ｋｐ及び高い機械的品質係数Ｑｍを有する圧電セラミックスを提供すること。 - 特許庁

To provide a piezoelectric ceramic having excellent piezoelectric characteristic with high productivity and mechanical quality factor harmonized with electromechanical coupling coefficient by controlling a phase transfer temperature even in small or no addition of Ta.例文帳に追加

圧電特性に優れ、しかも高い生産性を有しながら、Ｔａの添加量が少なくても、あるいはＴａが添加されていなくても相転移温度を制御して、機械的品質係数、電気機械結合係数が調和した圧電セラミックスを提供する。 - 特許庁