書名:數字通信(第五版 英文精簡版)
定價:59.00元
售價:40.1元,便宜18.9元,摺扣67
作者:(美)普羅科斯,(美)薩利希,張力軍 等改編
齣版社:電子工業齣版社
齣版日期:2012-01-01
ISBN:9787121153259
字數:
頁碼:
版次:1
裝幀:平裝
開本:
商品重量:0.781kg
本書是在《數字通信(第五版)》的基礎上,根據國內的實際教學情況進行精簡和改編的。主要的精簡原則為:保留信號傳輸理論內容,捨去信息傳輸理論內容,並以傳統而經典的數字傳輸理論為主,無綫通信為輔。改編的部分主要是根據國內實際教學的常用習慣來進行的。精簡後的內容主要涵蓋:確定與*信號分析;數字調製方法;AWGN信道的*接收機;載波和符號同步;通過帶限信道的數字通信;自適應均衡;多信道和多載波係統;數字通信用擴頻信號;衰落信道:信道特徵與信號傳輸;多天綫係統。
Chapter 1Introduction
1.1 Elements of a Digital CommunicationSystem
1.2 Communication Channels and TheirCharacteristics
1.3 Mathematical Models for CommunicationChannels
1.4 A Historical Perspective in the Development of
Digitalommunications
Chapter 2 Deterministic and Random SignalAnalysis
2.1 Representation of Bandpass Signals andSystems
2.1–1 Representation of Bandpass Signals/ 2.1–2 Response of aBandpass System to a Bandpass Signal
2.2 Signal Space Representation ofWaveforms
2.2–1 Vector Space Concepts / 2.2–2 Signal Space Concepts / 2.2–3Orthogonal Expansions of Signals /2.2–4 Gram-SchmidtProcedure
2.3 Some Useful RandomVariables
2.4 RandomProcesses
2.4–1 Wide-Sense Stationary Random Processes /2.4–2Cyclostationary Random Processes
2.5 Series Expansion of RandomProcesses
2.5–1 Sampling Theorem for Band-Limited RandomProcesses /2.5–2 TheKarhunen-Lo`eve Expansion
2.6 Bandpass Stationary StochasticProcesses
Problems
Chapter 3 Digital ModulationSchemes
3.1 Representation of Digitally ModulatedSignals
3.2 Memoryless ModulationMethods
3.2–1 Pulse Amplitude Modulation (PAM) / 3.2–2 Phase Modulation /3.2–3 Quadrature Amplitude Modulation /3.2–4 MultidimensionalSignaling
3.3 Signaling Schemes withMemory
3.3–1 Continuous-Phase Frequency-Shift Keying(CPFSK) /
3.3–2 Continuous-Phase Modulation (CPM)
3.4 Power Spectrum of Digitally ModulatedSignals
3.4–1 Power Spectral Density of a Digitally ModulatedSignalwith
Memory / 3.4–2 Power Spectral Density of LinearlyModulated
Signals / 3.4–3 Power Spectral Density ofDigitally Modulated
Signals with Finite Memory / 3.4–4Power Spectral Density of
Modulation Schemes with a MarkovStructure / 3.4–5 Power
Spectral Densities of CPFSK and CPM Signals
Problems
Chapter 4 Optimum Receivers for AWGNChannels
4.1 Waveform and Vector ChannelModels
4.1–1 Optimal Detection for a General Vector Channel
4.2 Waveform and Vector AWGNChannels
4.2–1 Optimal Detection for the Vector AWGN Channel /4.2–2Implementation of the Optimal Receiver for AWGN Channels / 4.2–3 AUnion Bound on the Probability of Error of Maximum LikelihoodDetection
4.3 Optimal Detection and Error Probability for Band-Limited
Signaling
4.3–1 Optimal Detection and Error Probability for ASK or
PAM Signaling / 4.3–2 Optimal Detection and ErrorProbability
for PSK Signaling / 4.3–3 Optimal Detection and ErrorProbability
for QAM Signaling / 4.3–4 Demodulation and Detection
4.4 Optimal Detection and Error Probability forPower-Limited
Signaling
4.4–1 Optimal Detection and Error Probability for Orthogonal
Signaling / 4.4–2 Optimal Detection and Error Probabilityfor
Biorthogonal Signaling / 4.4–3 Optimal Detection and Error
Probability for Simplex Signaling
4.5 Optimal Detection in Presence of Uncertainty:Noncoherent
Detection
4.5–1 Noncoherent Detection of Carrier Modulated Signals /4.5–2Optimal Noncoherent Detection of FSK Modulated Signals / 4.5–3Error Probability of Orthogonal Signaling with NoncoherentDetection / 4.5–4 Probability of Error for Envelope Detection ofCorrelated Binary Signals /4.5–5 Differential PSK (DPSK)
4.6 A Comparison of Digital SignalingMethods
4.6–1 Bandwidth and Dimensionality
4.7 Lattices and Constellations Based onLattices
4.7–1 An Introduction to Lattices / 4.7–2 Signal Constellationsfrom Lattices
4.8 Detection of Signaling Schemes withMemory
4.8–1 The Maximum Likelihood Sequence Detector
4.9 Optimum Receiver for CPMSignals
4.9–1 Optimum Demodulation and Detection of CPM /4.9–2 Performanceof CPM Signals / 4.9–3 Suboptimum Demodulation and Detection of CPMSignals
Problems
Chapter 5 Carrier and SymbolSynchronization
5.1 Signal ParameterEstimation
5.1–1 The Likelihood Function / 5.1–2 Carrier Recovery and
Symbol Synchronization in Signal Demodulation
5.2 Carrier PhaseEstimation
5.2–1 Maximum-Likelihood Carrier Phase Estimation /5.2–2 ThePhase-Locked Loop / 5.2–3 Effect of AdditiveNoise on the PhaseEstimate / 5.2–4 Decision-Directed Loops / 5.2–5Non-Decision-Directed Loops
5.3 Symbol TimingEstimation
5.3–1 Maximum-Likelihood Timing Estimation /5.3–2Non-Decision-Directed Timing Estimation
5.4 Joint Estimation of Carrier Phase and SymbolTiming
5.5 Performance Characteristics of MLEstimators
Problems
Chapter 6 Digital Communication Through Band-LimitedChannels
6.1 Characterization of Band-LimitedChannels
6.2 Signal Design for Band-LimitedChannels
6.2–1 Design of Band-Limited Signals for No Intersymbol
Interference—The Nyquist Criterion / 6.2–2 Design of Band-LimitedSignals with Controlled ISI—Partial-Response Signals / 6.2–3 DataDetection for Controlled ISI /6.2–4 Signal Design for Channels withDistortion
6.3 Optimum Receiver for Channels with ISI andAWGN
6.3–1 Optimum Maximum-Likelihood Receiver /6.3–2 A Discrete-TimeModel for a Channel with ISI /6.3–3 Maximum-Likelihood SequenceEstimation (MLSE)
for the Discrete-Time White Noise Filter Model
6.4 LinearEqualization
6.4–1 Peak Distortion Criterion /6.4–2 Mean-Square-Error (MSE)Criterion /
6.4–3 Performance Characteristics of the MSE Equalizer /6.4–4Fractionally Spaced Equalizers /6.4–5 Baseband and Passband LinearEqualizers
6.5 Decision-FeedbackEqualization
6.5–1 Coefficient Optimization /6.5–2 Performance Characteristicsof DFE
6.6 Reduced Complexity MLDetectors
Problems
Chapter 7 AdaptiveEqualization
7.1 Adaptive LinearEqualizer
7.1–1 The Zero-Forcing Algorithm /7.1–2 The LMS Algorithm /7.1–3Convergence Properties of the LMS Algorithm /7.1–4 Excess MSE dueto Noisy Gradient Estimates /7.1–5 Accelerating the InitialConvergence Rate
in the LMS Algorithm / 7.1–6 Adaptive Fractionally SpacedEqualizer—The Tap Leakage Algorithm /7.1–7 An Adaptive ChannelEstimator for ML
Sequence Detection
7.2 Adaptive Decision-FeedbackEqualizer
7.3 Recursive Least-Squares Algorithms for AdaptiveEqualization
7.3–1 Recursive Least-Squares (Kalman) Algorithm /7.3–2 LinearPrediction and the Lattice Filter
Problems
Chapter 8 Multichannel and MulticarrierSystems
8.1 Multichannel Digital Communications in AWGNChannels
8.1–1 Binary Signals / 8.1–2 M-ary Orthogonal Signals
8.2 MulticarrierCommunications
8.2–1 Single-Carrier Versus Multicarrier Modulation /8.2–2Capacity of a Nonideal Linear Filter Channel /8.2–3 OrthogonalFrequency Division Multiplexing (OFDM) /8.2–4 Modulation andDemodulation in an OFDM System /
8.2–5 An FFT Algorithm Implementation of an OFDM System /8.2–6Spectral Characteristics of Multicarrier Signals /8.2–7 Bit andPower Allocation in Multicarrier Modulation /8.2–8 Peak-to-AverageRatio in Multicarrier Modulation /8.2–9 Channel CodingConsiderations in Multicarrier Modulation
Problems
Chapter 9 Spread Spectrum Signals for DigitalCommunications
9.1 Model of Spread Spectrum Digital CommunicationSystem
9.2 Direct Sequence Spread SpectrumSignals
9.2–1 Error Rate Performance of the Decoder /9.2–2 SomeApplications of DS Spread Spectrum Signals /9.2–3 Effect of PulsedInterference on DS Spread Spectrum Systems / 9.2–4 Excision ofNarrowband Interference in DS Spread Spectrum Systems / 9.2–5Generation of PN Sequences
9.3 Frequency-Hopped Spread SpectrumSignals
9.3–1 Performance of FH Spread Spectrum Signals in an
AWGN Channel / 9.3–2 Performance of FH Spread Spectrum
Signals in Partial-Band Interference / 9.3–3 A CDMA System
Based on FH Spread Spectrum Signals
9.4 Other Types of Spread SpectrumSignals
Problems
Chapter 10 Fading Channels : Characterization and
Signaling
10.1 Characterization of Fading MultipathChannels
10.1–1 Channel Correlation Functions and Power Spectra /
10.1–2 Statistical Models for Fading Channels
10.2 The Effect of Signal Characteristics on the Choice of aChannelModel
10.3 Frequency-Nonselective, Slowly FadingChannel
10.4 Diversity Techniques for Fading MultipathChannels
10.4–1 Binary Signals / 10.4–2 Multiphase Signals /10.4–3 M-aryOrthogonal Signals
10.5 Signaling over a Frequency-Selective, Slowly FadingChannel:
The RAKEemodulator
10.5–1 A Tapped-Delay-Line Channel Model / 10.5–2 The RAKEDemodulator / 10.5–3 Performance of RAKE Demodulator / 10.5–4Receiver Structures for Channels with IntersymbolInterference
10.6 Multicarrier Modulation(OFDM)
10.6–1 Performance Degradation of an OFDM System due to DopplerSpreading / 10.6–2 Suppression of ICI in OFDM Systems
Problems
Chapter 11 Multiple-AntennaSystems
11.1 Channel Models for Multiple-AntennaSystems
11.1–1 Signal Transmission Through a Slow FadingFrequency-Nonselective MIMO Channel / 11.1–2 Detection of DataSymbols in a MIMO System / 11.1–3 Signal
Transmission Through a Slow Fading Frequency-Selective MIMOChannel
11.2 Spread Spectrum Signals and MulticodeTransmission
11.2–1 Orthogonal Spreading Sequences /11.2–2 Multiplexing GainVersus Diversity Gain /11.2–3 Multicode MIMO Systems
Problems
這本書在內容組織上體現瞭一種非常前瞻性的視野,它不僅僅停留在對既有理論的復述上,更重要的是,它巧妙地在不同的章節之間搭建瞭隱性的關聯網絡。比如,在學習完某個基礎模塊後,後續章節中處理更高級概念時,會自然地迴溯到前一個模塊的某個公式或原理進行拓展和深化,這種“螺鏇上升”的結構,極大地增強瞭知識的內化效率。它迫使讀者去建立知識間的聯係,而不是孤立地看待每一個單元。我特彆留意瞭它在引入新興技術趨勢時的處理方式,作者沒有武斷地下結論,而是用一種客觀、辯證的眼光去分析這些新趨勢的理論基礎和潛在挑戰,這種成熟的學術態度非常值得稱贊。它培養的不是隻會套用公式的工程師,而是能夠批判性思考、理解技術發展脈絡的專業人士。
評分這本書的語言風格有一種沉穩而又充滿活力的特質,它既有學術著作應有的嚴謹性,但又不至於讓讀者感到過於枯燥和遙遠。我尤其喜歡它在解釋一些核心難點時所采用的比喻和類比手法,那感覺就像是有一位經驗豐富的導師在你身邊,用最接地氣的方式為你撥開雲霧。很多技術書籍的通病是,一旦進入數學推導,人就容易迷失在符號的海洋裏,但這本教材顯然在這方麵下瞭苦功。它不會跳過中間的邏輯鏈條,每一個數學步驟的齣現都有其明確的物理或工程意義,讓你清楚地知道“為什麼我們要這麼算”。此外,書中的案例選擇也十分貼閤現代工程實踐,沒有過多糾纏於已經被淘汰的過時技術,而是緊密圍繞當前行業熱點,這讓我在閱讀時,總能感受到自己所學知識的“時效性”和“應用價值”,這對於一個渴望將理論轉化為實際技能的學習者來說,是至關重要的激勵。
評分這本書的封麵設計著實讓人眼前一亮,那種簡潔的、略帶科技感的綫條和配色,一下子就抓住瞭我的注意力。我拿起它,首先感受到的是書本的紮實手感,紙張的質地也相當不錯,翻頁時沒有那種廉價的摩擦聲,讀起來非常舒服。雖然我還沒來得及深入研讀裏麵的每一個公式和理論,但光是快速瀏覽目錄和章節標題,就能感覺到編排的邏輯性極強,從基礎概念的鋪陳到復雜係統的解析,過渡得非常自然流暢,不像有些教材那樣,讀起來總感覺章節之間有些突兀。尤其是那些圖錶的排版,清晰度和信息的密度拿捏得恰到好處,即便是初學者也能很快抓住重點。我特彆欣賞它在章節開頭設置的那些“引入思考”的小段落,它們不僅僅是引子,更像是在為你接下來的學習建立一個宏觀的認知框架,讓人在進入細節之前,心裏已經有瞭一個大緻的地圖。這對於像我這樣需要係統性學習新知識的人來說,無疑是極大的幫助,它讓你感覺自己不是在被動地接收信息,而是在主動地探索一個完整的知識體係。
評分這本書的版式設計,雖然是英文原版,但其排版的美觀度和易讀性是毋庸置疑的。行距、字號的搭配,即便是在長時間的閱讀下,眼睛的疲勞感也控製得很好。值得一提的是,書中對於專業術語的處理方式非常規範和細緻,每一個關鍵術語的首次齣現,都伴隨著清晰的定義和上下文的解釋,這大大減少瞭讀者因為術語理解不清而卡殼的頻率。更讓我驚喜的是,許多重要的公式塊都有專門的“Check Point”或者“Key Takeaway”小框來總結其意義,這對於快速迴顧和考試前的復習簡直是雪中送炭。總體來說,這本教材給我的感覺是“匠心獨運”,它不僅僅是一本知識的載體,更像是一套經過精心打磨的學習工具,每一個設計細節都在努力降低學習的門檻,提升學習的深度和效率。
評分我在閱讀過程中,最直觀的感受是作者對知識的“精煉”處理。雖然是“精簡版”,但絲毫沒有給人以內容被閹割的廉價感,反而像是一次高強度的知識提純。那些冗餘的、純粹為湊字數的描述被徹底剔除,每一句話、每一個圖示似乎都承載著必須傳遞的信息量。這對於時間寶貴的在職人士或者需要高效學習的學生來說,簡直是福音。你不需要花費大量時間去分辨哪些是重點,哪些是背景材料,因為作者已經幫你完成瞭大部分的篩選工作。這種“剋製”的敘事方式,反而凸顯瞭內容的核心力量。我感覺自己像是在使用一個高度優化的軟件界麵,功能強大,響應迅速,沒有多餘的彈窗乾擾,直擊目標。這種高效的學習體驗,讓我對後續深入研究其他主題的書籍也更有信心瞭。
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