transmission loss of soundとは 意味・読み方・使い方

A constituting part of a structure concerning reflection, absorption and transmission of sound is modeled with an assembly of a plurality of elements whose acoustic physical characteristic coefficient including at least an acoustic absorptivity, a diffusion reflection coefficient and a transmission loss is set.例文帳に追加

構造物のうちの音の反射・吸収・透過に関わる構成部分を、少なくとも吸音率、拡散反射係数、透過損失を含む音響物理特性係数をそれぞれ設定した複数の要素の集合にモデル化する。 - 特許庁

The waterproof, sound-conducting hood is a waterproof hood constructed from waterproof material, and is characterized by the waterproof material being equipped with a waterproof sound-conducting means on at least one of the areas facing the ears of the wearer, and by the waterproof, sound-conducting means having a waterproof, sound-conducting membrane with acoustic transmission loss of 5 db or less.例文帳に追加

防水材料から構成される防水フードであって、前記防水材料の着用者の耳に面する部分の少なくとも一方に防水通音手段を備え、前記防水通音手段が、音響透過損失が５ｄｂ以下の防水通音膜を有することを特徴とする防水通音フード。 - 特許庁

Each of the bottom sections 4a is set so that resonance frequency of panel vibration produced may be higher than the resonance frequency of mat transmission loss which causes the sound shielding characteristic of the floor mat body 7 to degrade to the maximum.例文帳に追加

そして、各底部４ａは、発生するパネル振動の共振周波数が、フロアマット本体７の遮音特性が最も低下するマット透過損失の共振周波数よりも高く設定されている。 - 特許庁

The signal of the sound pressure level from the omnidirectional speaker and the signal of the power level of the speaker which are respectively detected by the first and second microphones are supplied to an FFT analyzer to implement the frequency analysis, the obtained analysis values are substituted in predetermined formulae to express the transmission loss and the sound absorbing performance to calculate the sound absorbing and sound insulating performance.例文帳に追加

上記第１及び第２マイクロフォンにより夫々検知された上記全指向性スピーカから音圧レベル及び同スピーカのパワーレベルの信号をＦＦＴ分析器に供給して周波数分析を行ない、得られた分析値を、透過損失及び吸音性能を表わす特定の数式に代入し、吸遮音性能を算出する - 特許庁

This sound-transmitting film for a microphone is constituted by a nonporous film or a multilayer film comprising a nonporous film, has a surface density ≤30 g/m^2, and has a sound transmission loss <3 dB in a frequency range of 300 to 4,000 Hz.例文帳に追加

このマイクロフォン用通音膜は、無孔フィルムまたは無孔フィルムを含む多層膜により構成され、面密度が３０ｇ／ｍ^2以下であり、３００〜４０００Ｈｚの周波数領域における音響透過損失が３ｄＢ未満である。 - 特許庁

Transmission loss caused during transmission from a simultaneous broadcasting device (alarm monitor board 5) to a house unit 2 is therefore compensated by the simultaneous broadcasting device (alarm monitor board 5) to suppress the decrease in sound volume of the simultaneous broadcast at each house unit 2.例文帳に追加

故に、一斉放送装置（警報監視盤５）から住戸機２に伝送される間に生じる伝送ロスが一斉放送装置（警報監視盤５）にて補償され、各住戸機２における一斉放送の音量の低下を抑えることができる。 - 特許庁

To provide an electric door mirror device capable of preventing or effectively suppressing generation of abnormal sound and transmission loss of rotational force caused by an engagement defective of a worm gear and a worm wheel due to reaction from the worm wheel, being miniaturized as the whole of the device, and being reduced in weight.例文帳に追加

ウオームホイールからの反力によるウオームギヤとウオームホイールとの噛合不良に起因する異音の発生や回転力の伝達ロスを防止又は効果的に抑制でき、しかも、装置全体の小型化、軽量化が可能な電動ミラー装置を得る。 - 特許庁

To provide a driving force transmission mechanism capable of preventing or effectively suppressing inclination of a worm gear caused by reaction from a worm wheel and an electric door mirror device capable of preventing or effectively suppressing generation of abnormal sound and transmission loss of rotational force caused by the inclination of the worm gear due to reaction from the worm wheel.例文帳に追加

ウオームホイールからの反力に起因するウオームギヤの傾きを防止又は効果的に抑制できる駆動力伝達機構及びウオームホイールからの反力でウオームギヤが傾くことに起因する異音の発生や回転力の伝達ロスを防止又は効果的に抑制できる電動ドアミラー装置を得る。 - 特許庁