frequency modulation
美 
英
- na.【電】調(diào)頻；調(diào)頻播送
- 網(wǎng)絡(luò)頻率調(diào)制；頻率調(diào)變；頻率燈
英漢解釋
na. | 1. 【電】調(diào)頻,頻率調(diào)制;調(diào)頻播送 |
英英解釋
例句
In frequency modulation continuous wave (FMCW) radar, the target information is usually extracted by Range-Doppler processing.
調(diào)頻連續(xù)波（FMCW）雷達(dá)往往通過(guò)對(duì)回波信號(hào)的距離-多普勒處理來(lái)提取目標(biāo)信息。
Most bats produce a complicated sequence of calls, combining constant frequencies and frequency modulation components.
恒定頻率和變頻組合.產(chǎn)生一個(gè)復(fù)雜的叫聲序列。
Essentially, SCA signals are multiplexed onto an FM broadcast by means of frequency modulation of a sub carrier.
基本上，政制事務(wù)局局長(zhǎng)信號(hào)多路復(fù)用到一個(gè)調(diào)頻廣播方式，頻率調(diào)制的一個(gè)小組的載體。
Abstract : The emissive frequency of the general frequency modulation broadcast transmitter is fixed.
一般的調(diào)頻廣播發(fā)射機(jī)，發(fā)射頻率是固定的。
The present invention provides a structure in which an amplitude-modulation mode and a frequency-modulation mode are switched.
本發(fā)明提供了一種結(jié)構(gòu)，其中振幅調(diào)制模式和頻率調(diào)制模式被切換。
The paper presents the effectiveness of EMI suppression of switching converters with a chaotic frequency modulation scheme.
探討了混沌頻率調(diào)制技術(shù)在開(kāi)關(guān)變換器中抑制電磁干擾的實(shí)際效果。
Broadband noise frequency modulation signal with high precision is commonly used in modern electronic interference system.
寬帶高精度的噪聲調(diào)頻信號(hào)在現(xiàn)代電子干擾系統(tǒng)中應(yīng)用廣泛。
The differences and advantages of space structure, signal structure, frequency modulation and its position accuracy are compared.
討論了伽利略全球導(dǎo)航定位系統(tǒng)最新狀況，比較了體系結(jié)構(gòu)和信號(hào)結(jié)構(gòu)、頻率調(diào)制、定位精度等的差異及優(yōu)越性。
time synchronization consists of pulse synchronization and frequency-modulation synchronization.
時(shí)間同步包括調(diào)制脈沖的同步和調(diào)制頻率的同步。
Nonlinear frequency modulation (NLFM) whose modulation wave is the square of a saw wave is introduced into the fuze detection system.
本文將非線性調(diào)頻技術(shù)引入引信探測(cè)體制中，利用線性調(diào)頻波作為調(diào)制信號(hào)對(duì)射頻信號(hào)進(jìn)行二次調(diào)頻。
It is also required that the power station shall be capable of moderating with load peak, frequency modulation.
要求該電廠有調(diào)峰、調(diào)頻的能力。
the pumped-storage power plant is a special power source with functions of peak and frequency modulation as well as emergency backup.
黑啟動(dòng)電源有很多種，抽水蓄能電站是電力系統(tǒng)中具有調(diào)峰、調(diào)頻和事故備用等多種作用的特殊電源。
The Configuration and activity theoretical of the placet frequency modulation glary instrument are introduced in this paper.
本文介紹了一種新型的可調(diào)頻閃儀的結(jié)構(gòu)及其工作原理。
The performance for the frequency modulation of electrical feedback optical transmitters is presented.
本文研究了電反饋光發(fā)射機(jī)的頻率調(diào)制特性。
This approach develops images from linear frequency modulation components that are included in the phase history in every range bin.
該方法利用每個(gè)距離單元的相位歷程中所含大幅度的線性調(diào)頻分量進(jìn)行成像。
Our results show that the frequency-modulation detection scheme is more sensitive to the conventional amplitude-modulation detection scheme.
實(shí)驗(yàn)上，我們證實(shí)頻率調(diào)制偵測(cè)技術(shù)比傳統(tǒng)之振幅調(diào)制偵測(cè)技術(shù)具有較高之力靈敏度。
The figure below illustrates a simple frequency modulation architecture.
下面的圖表列舉了一個(gè)簡(jiǎn)單的調(diào)頻結(jié)構(gòu)體系。
The simulation of generating Linear Frequency Modulation (LFM) pulse-compression target signals for radar with FPGA is presented.
本課題主要研究利用FPGA實(shí)現(xiàn)線性調(diào)頻脈沖壓縮雷達(dá)目標(biāo)信號(hào)的模擬。
We emulate the pulse signal radar of linear frequency modulation, The emulation results are presented, analyzed and compared.
研究線性調(diào)頻脈沖壓縮雷達(dá)目標(biāo)仿真，給出了仿真結(jié)果并進(jìn)行比較分析。
Reduction of Conducted EMI in switching power supplies using chaotic frequency modulation scheme (CFMS) is proposed.
利用混沌頻率調(diào)制技術(shù)從噪聲產(chǎn)生源頭上降低了開(kāi)關(guān)電源傳導(dǎo)電磁干擾。
This paper studies the design methods of the nonlinear frequency modulation signal waveform.
研究了非線性調(diào)頻信號(hào)波形設(shè)計(jì)方法。
A solution of automatic testing for frequency modulation parameter by industrial control computer is realized.
實(shí)現(xiàn)了利用工控機(jī)自動(dòng)進(jìn)行頻率調(diào)制參數(shù)測(cè)試的方法。
Whenever there is a frequency modulation of an existing system, there is a certain magnetism that moves out from that system.
無(wú)論何時(shí)有現(xiàn)有系統(tǒng)頻率調(diào)制，有自系統(tǒng)而來(lái)運(yùn)行的磁。
The algorithm clearly displays the frequency modulation law of the nonlinear frequency modulation chirp signals at the same time.
同時(shí)清楚地展示了非線性調(diào)頻信號(hào)的頻率調(diào)制規(guī)律。
Frequency modulation is not possible with polychromatic light .
多色光不可能調(diào)制頻率。
This system's high precise frequency modulation and stable operation satisfy the timing demand of printer transducer.
該系統(tǒng)調(diào)頻精度高，運(yùn)行穩(wěn)定，滿足了印刷機(jī)變頻器的調(diào)速要求。
The application of the variode in frequency modulation circuit are discussed.
討論變容二極管在調(diào)頻電路中的應(yīng)用。
FM launcher can change navigating audio signal into frequency modulation signal, and playing.
FM發(fā)射器可將導(dǎo)航音頻信號(hào)轉(zhuǎn)換為調(diào)頻信號(hào)播放。
A measurement system based on electrochemical frequency modulation (EFM) technique was developed, which could implement EFM measurement.
研制了基于電化學(xué)頻率調(diào)制（EFM）技術(shù)的測(cè)試系統(tǒng)，能夠實(shí)現(xiàn)EFM測(cè)試。
Aimed at wide-band linear frequency modulation(LFM) radar, a method of image deception signal generation was put forward.
針對(duì)寬帶線性調(diào)頻體制雷達(dá)，介紹了一種圖像欺騙干擾信號(hào)的實(shí)現(xiàn)方法。
Then the principle of Pulse Width Modulation and Pulse Frequency Modulation is analyzed in detail.
之后闡述了脈沖寬度調(diào)制和脈沖頻率調(diào)制的工作原理。
Digital frequency modulation called frequency shift keying (FSK), binary frequency shift keying recorded as 2FSK.
數(shù)字頻率調(diào)制又稱頻移鍵控（FSK），二進(jìn)制頻移鍵控記作2FSK。
This would later become more commonly knows as frequency modulation or more simply, FM .
這以后會(huì)成為更加簡(jiǎn)單地通常知道當(dāng)調(diào)頻或，FM。
This paper presents a new wideband digital beamforming method using subarrays and Linear Frequency Modulation (LFM) signal.
該文在基于子陣和發(fā)射為線性調(diào)頻信號(hào)的前提下，提出一種寬帶子陣數(shù)字波束形成方法。
This project is exactly based on the research and realization of the frequency modulation(FM) heterodyne transmitter.
本課題進(jìn)行的正是調(diào)頻外差式發(fā)射機(jī)射頻前端的研究與實(shí)現(xiàn)。
And introduce dynamic load mode to evaluate the benefit of frequency modulation.
為定量評(píng)估調(diào)頻效益，在常規(guī)典型日小時(shí)負(fù)荷模型基礎(chǔ)上提出了動(dòng)態(tài)負(fù)荷模型；
The invention also provides a system for listening in the frequency modulation broadcast using the Bluetooth device.
本發(fā)明還提供一種利用藍(lán)牙裝置收聽(tīng)調(diào)頻廣播的系統(tǒng)。
The paper has introduced the properties, principle of operation of CD4046 and the frequency modulation circuit.
介紹了芯片CD4046的特點(diǎn)、工作原理以及由其構(gòu)成的調(diào)頻電路。
Linear frequency modulation (LFM) interferences may be a kind of preferred wideband interferences in spread-spectrum.
線性調(diào)頻（LFM）是擴(kuò)頻系統(tǒng)中常見(jiàn)的一種寬帶干擾樣式。
The gods who have been in charge here for this last period of evolution use frequency modulation and do not allow freedom of choice.
已經(jīng)充滿這里的眾神為這最后周期的進(jìn)化使用頻率調(diào)整并且不容許自由選擇。
