空深網(wǎng) deep space network (DSN)
空閑信道 idle channel
空閑信道檢測(cè) idle channel detection
空中交通管制 air traffic control (ATC)
控位衛(wèi)星 station-keeping satellite
控制臺(tái) console
控制系統(tǒng) control system
控制系統(tǒng)的程序 program of control system
控制系統(tǒng)誤差 control system error
控制信道 control channel (CCH)
控制信號(hào) control signal
口令 password
塊結(jié)束符 end of block (EOB)
塊校驗(yàn)規(guī)程 block check procedure
快捕帶 fast pull-in range
快閃要求 flash request
寬帶發(fā)射 broadband emission
寬帶干擾 broadband disturbance
寬帶器件 broadband device
寬帶射頻功率放大器 wideband radio frequency power amplifier
寬帶數(shù)據(jù)峰值頻偏 wideband data peak frequency deviation
寬頻段電臺(tái) wide band station
擴(kuò)頻 spread spectrum
擴(kuò)展頻譜通信 spread spectrum communication
擴(kuò)展器 expandor
擴(kuò)展耗損 spreading loss
擴(kuò)展卷積碼 diffuse convolutional codes
L
來(lái)訪登記 visitor register
來(lái)訪位置登記器 visitor location register (VLR)
來(lái)訪移動(dòng)用戶 visiting mobile subscriber
雷達(dá)信標(biāo) radar beacon
里達(dá)系統(tǒng) RITA system
連接 connection
連接線識(shí)別提供 connected line identification presentation (COLP)
連接線識(shí)別限制 connection line identification restriction
連續(xù)單音控制靜噪制 connected tone-controlled squelch system
連續(xù)單音制 continuous individual tone system
連續(xù)騷擾 continuous disturbance
連續(xù)相位頻移鍵控 continuous phase frequency shift keying (CP-FSK)
連續(xù)噪聲 continuous noise
聯(lián)合戰(zhàn)術(shù)信息分布系統(tǒng) JTIDS
聯(lián)網(wǎng)尋呼系統(tǒng) wide area paging system
鏈路 link
鏈路協(xié)議 link protocol
鏈路壓擴(kuò) linked compression and expansion (lincomprex)
量化 quantizing
量化區(qū)間 quantizing interval
量化失真 quantizing distortion
量化失真效率 quantizing distortion efficiency
裂相碼 split phase code
鄰（信）道選擇性 adjacent-channel selectivity
鄰道功率 adjacent-channel power
鄰信號(hào)選擇性 adjacent-channel selectivity
臨時(shí)移動(dòng)用戶識(shí)別碼 temporary mobile subscriber identity (TMSI)
淋雨試驗(yàn) rainfall test
零控天線 null-steering antenna
零中頻接收機(jī) zero-intermediate frequency receiver
靈敏度 sensitivity
流程圖 flowchart
漏碼 drop-out
漏同步 missed synchronization
漏泄電纜系統(tǒng) leaky cable system
漏指令 missing command
陸地電臺(tái) land station
陸地移動(dòng)電臺(tái) land mobile station
陸地移動(dòng)業(yè)務(wù) land mobile service
露點(diǎn)試驗(yàn) dew point test
路徑分集 path diversity
濾波器 filter
輪詢 roll polling
輪詢間隔 polling interval
螺旋濾波器 screwfilter
螺旋天線 helical antenna
邏輯電路 logical circuit
邏輯分析儀 logic analyzer
邏輯門(mén) logic gate
邏輯設(shè)計(jì) logic design
邏輯信道 logic channels
M
碼 code
碼交換 code conversion
碼分 code division
碼分多址 CDMA, code division multiple access
碼分多址蜂窩系統(tǒng) CDMA cellular system
碼分多址個(gè)人通訊網(wǎng) CDMA PCN
碼激勵(lì)線性預(yù)測(cè)編碼 code-excited LPC (CELP)
碼書(shū) code book
碼速率 bit rate
碼速調(diào)整（脈沖塞入） justification (pulse stuffing)
碼速調(diào)整比（塞入比） justification ratio (stuffing ratio)
碼元同步 element synchronism
碼字 code word
碼組 block
脈沖 pulse
脈沖編碼，脈碼 pulse code
脈沖編碼調(diào)制（脈碼調(diào)制） pulse code modulation (PCM)
脈沖編碼調(diào)制基群 primary PCM group
脈沖編碼制 pulse coding system