移動(dòng)通訊詞匯(14)

【來源：易教網(wǎng) 更新時(shí)間：2026-02-07】

判決值 decision value

拋物面天線 parabolic antenna

匹配 matching

匹配負(fù)載 matched load

匹配負(fù)載電壓 matched-load voltage

匹配網(wǎng)絡(luò) matching network

偏置 offset

偏置四相相移鍵控 offset qpsk

片狀元件 chip component

片狀元件封裝 sealing of chip component

頻率偏置 frequency offset

頻帶 frequency band

頻帶劃分 band allocation

頻帶置亂 band scrambling

頻道 frequency channel

頻分多址 frequency division multiple access (fdma)

頻偏 frequency deviation

頻漂 frequency drift

頻譜純度 spectrum purity

頻譜節(jié)約 spectrum saving

頻譜利用有效增益 effective gain in spectrum utilization

頻譜效率 spectrum effectiveness

頻率編碼制 frequency-coding system

頻率變化速率 frequency variation rate

頻率變換電路 frequency-conversion circuit

頻率標(biāo)準(zhǔn) frequency standard

頻率補(bǔ)償 frequency compensation

頻率不穩(wěn)定度 frequency instability

（頻率）帶寬 (frequency) bandwidth

頻率分割 frequency division

頻率分集 frequency diversity

頻率管理 frequency government

頻率合成器 frequency synthesizer

頻率（或信道的）指配 allotment of a frequency (or channel)

頻率起伏 frequency fluctuation

頻率容差 frequency tolerance

頻率調(diào)制 frequency modulation (fm)

頻率牽引 frequency pulling

頻率微調(diào) frequency fine tuning

頻率穩(wěn)定度 frequency stability

頻率誤差 frequency error

頻率響應(yīng)特性 frequency-response characteristic

頻率校正突發(fā)（gsm的） frequency correction burst (fb)

頻率選擇性 frequency selectivity

頻率選擇性衰落（色散衰落） frequency selective fading

頻率預(yù)置器 frequency presetting device

頻率再利用衛(wèi)星網(wǎng)絡(luò) frequency re-use satellite network

頻率再用 frequency reuse

頻率指配 frequency assignment

頻率準(zhǔn)確度 frequency accuracy

頻移 frequency shift

頻移鍵控 frequency shift keying (fsk)

頻域分析 frequency domain analysis

品質(zhì)因數(shù) quality factor

平方律檢波 square-law detection

平衡/不平衡變換器 balun

平衡混頻器 balanced mixer

平衡碼 balanced code

平滑調(diào)頻 tamed frequency modulation (tfm)

平均包絡(luò)檢波 average envelope detection

平均功率 average power

平均故障間隔時(shí)間 mean time between failures (mtbf)

平均無故障時(shí)間 mean time to failures (mttf)

平均修復(fù)時(shí)間 mean time to repair (mttr)

平均值檢波器 average value detector

平嵌天線 flush-mounted antenna

平衰落 flat fading

屏蔽回路的轉(zhuǎn)移阻抗 transfer impedance (of a screened circuit)

屏蔽室 shielded enclosure, screened room

屏蔽系數(shù) shielding factor

屏蔽裝置 screen

破壞性試驗(yàn) destructive test

q

汽車點(diǎn)火干擾 automotive ignition interference

器件帶寬 bandwidth of a device

簽署響應(yīng) signed response (sres)

前導(dǎo)碼 lead code

前后比 front-to-back ratio

前向差錯(cuò)控制 forward error control (fec)

前向話音信道 forward voice channel (fvc)

前向糾錯(cuò) forward error correction (fec)

前向控制信道 forward control channel (focc)

前向信號(hào) forward signal

前置放大器 preamplifier

前置分頻器 prescalar

搶先－恢復(fù)優(yōu)先規(guī)則 preemptive-resume priority scheme

竊聽 interception

勤務(wù)數(shù)位（內(nèi)務(wù)數(shù)位） service digital

勤務(wù)通信系統(tǒng) service communication system

勤務(wù)信道 service channel

傾角（衛(wèi)星軌道的） inclination (of a satellite orbit)

清晰度 definition, resolution, articulation

清晰度試驗(yàn) articulation test

清音 unvoiced sounds

區(qū)位碼 zone bit code

趨膚效應(yīng) skin effect

去多路復(fù)接 demultiplexing

去活 deactivation

去加重 de-emphasis

去加重電路 de-emphasis circuit