通信原理简明教程(第2版)

Brand: 机械工业出版社    Sold By: EM China
通信原理简明教程(第2版)
通信原理简明教程(第2版)
通信原理简明教程(第2版)
通信原理简明教程(第2版)

通信原理简明教程(第2版)

Brand: 机械工业出版社    Sold By: EM China
$33.10 In Stock
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通信原理简明教程(第2版)

通信原理简明教程(第2版)

$33.10

内容简介本书的基本内容与第1版一致,包括通信的基本概念、模拟调制系统、信源编码、数字信号的基带传输系统、数字信号的调制传输系统、差错控制与信道编码、同步原理等。与第1版相比,本书加强了对现代通信中的关键技术的介绍,对通信原理的一些基本概念不再停留在简单的名词解释上,而是紧密联系实际问题,使学生能举一反三。本书增加了2DPSK的差分解调的译码方法和基带传输的部分响应系统的内容,提高了理论的完整性。本书还增加了计算机仿真习题。
Product Details

内容简介
本书的基本内容与第1版一致,包括通信的基本概念、模拟调制系统、信源编码、数字信号的基带传输系统、数字信号的调制传输系统、差错控制与信道编码、同步原理等。与第1版相比,本书加强了对现代通信中的关键技术的介绍,对通信原理的一些基本概念不再停留在简单的名词解释上,而是紧密联系实际问题,使学生能举一反三。本书增加了2DPSK的差分解调的译码方法和基带传输的部分响应系统的内容,提高了理论的完整性。本书还增加了计算机仿真习题。
目  录
目录前言第1章通信的基本概念11通信与通信系统111通信112通信系统12信息与信息的量度121信息、信号与消息122信息的量度13信道与信道容量131信道的数学模型132信道容量14通信系统的主要性能指标141通信系统的有效性142通信系统的可靠性*15随机信号分析基础151随机变量与平稳随机过程152信号的能量谱与功率谱153高斯白噪声习题第2章模拟调制系统21调制原理211调制的作用212调制方法的分类22幅度调制221标准调幅222抑制载波的双边带调幅223单边带调幅*224残留边带调幅225相干解调与包络检波23幅度调制系统的抗噪声性能分析231线性调制相干解调的抗噪声性能232常规调幅包络检波的抗噪声性能24角度调制241相位调制与频率调制242调频信号的频谱和带宽*243调频信号的产生和解调244各种模拟调制系统的性能比较习题第3章信源编码——模拟信号的数字化与数据压缩31信源编码的基本概念32脉冲编码调制321抽样与抽样定理322量化323编码与解码324PCM系统的抗噪声性能33差分脉冲编码调制331差分脉冲编码调制原理332DPCM系统的抗噪声性能34增量调制341增量调制原理342DM系统的抗噪声性能习题第4章数字信号的基带传输41数字基带信号411数字基带传输的码型选择412数字基带信号的频谱42数字基带传输系统421数字基带传输系统的构成422无码间串扰的基带传输系统特性423数字基带传输系统的抗噪声性能43数字基带传输系统的测量与调整431眼图432均衡器习题第5章数字信号的调制传输51二进制数字调制511二进制幅移键控512二进制频移键控513二进制相移键控514二进制差分相移键控52二进制数字调制的抗噪声性能5212ASK信号的抗噪声性能5222FSK信号的抗噪声性能5232PSK和2DPSK信号的抗噪声性能524二进制数字调制系统的性能比较53多进制数字调制531多进制幅度键控532多进制频移键控533多进制相移键控54新型数字调制技术541正交幅度调制542小频移键控习题第6章差错控制与信道编码61数字通信系统的差错控制611差错控制的手段与方式612几种常用的检错编码613差错控制编码原理62线性分组码621普通线性分组码622循环码63卷积码631卷积码的编码632卷积码的译码64先进信道编码技术习题第7章同步原理71概述72载波同步721直接产生法722插入导频法73位同步731外同步法732自同步法74群同步741起止式同步法742集中插入法743分散插入法习题附录附录A误差函数值表附录B贝塞尔函数值表附录C中英文术语与缩略语对照表参考文献
前  言

Shipping Overview: 

Shipping: Standard Domestic Shipping within the United States charges USD 4.99. Standard International Shipping from United Kingdom, Germany and Japan to the United States charges 14.99. 

Order Processing: Please allow 1-2 business days for order processing and preparation before shipment. 

Domestic Shipping: Orders within the U.S. are shipped via USPS or FedEx, depending on the origin of the product. The average transit time is 3-7 business days. 

International Shipping: Currently, we only ship within the USA. 

Tracking Information: Every order is trackable. You will receive a tracking number once your order has been shipped. Products may be shipped from various global fulfillment centers.

Shipping Delays: 

Please note that shipping times may vary due to factors beyond our control, such as weather conditions, natural disasters, or peak holiday periods. While we strive to ensure timely delivery, the exact arrival time cannot be guaranteed and is managed by the shipping carrier.

Shipping Options:

  • Standard Delivery: Most orders are shipped within 3-7 business days. Larger items may utilize LTL shipping for safe handling.

  • Handling Time: We handle shipments on business days (Monday - Friday), with a preparation time of 1-2 days.

  • Additional Charges: Some items require additional shipping charges due to their size, weight, or special handling. These charges are specified on the product pages and are not eligible for shipping discounts.

  • Exclusions: Gift cards, packaging, taxes, and prior purchases do not count toward the minimum purchase requirement for free shipping. This offer is valid only for shipments to U.S. addresses, including Puerto Rico.

Delivery Details:

  • Estimates: Standard shipping within the US typically takes 3-7 business days. These are estimates and not guarantees.

  • Shipping Restrictions: We ship to all 50 states, Washington, DC, U.S. territories, and APO/FPO/DPO addresses. Shipping options vary based on the delivery address.

  • Remote Areas: Shipments to remote areas may incur additional charges or require pickup from a nearby shipping partner’s location.

Shipping Confirmation:

You will receive a shipping confirmation email with a tracking number as soon as your order is dispatched. If you do not receive this email immediately, please be assured that your items will arrive within the estimated delivery window provided at checkout.

Order Modifications:

If you need to cancel or modify your order, please contact our customer support immediately.

Issues with Delivery:

If your order shows as delivered but you have not received it, please contact the shipping carrier directly to resolve the issue. For persistent problems, contact our customer service at cs@everymarket.com.

Customer Support:

Our team is available 24/7 to assist you with any questions or concerns regarding your order. We are committed to ensuring a smooth shopping experience.

Return & Refund Policy Overview

Please review our return and refund policies below to ensure a smooth transaction process.

Return Policy

  • Duration: You have 30 days from receiving your item to initiate a return.

  • Condition: Items must be unworn, unwashed, with original tags and packaging intact.

  • Shipping Costs: Customers are responsible for return shipping costs.

  • Packaging: Ensure returned items are well-packaged to avoid damage during transit.

  • Tracking: Use a trackable and insured shipping method as we are not liable for items lost or damaged on return.

  • Initiating a Return: Contact us at cs@everymarket.com to start your return. We will provide a return shipping label and instructions upon approval. Returns without prior approval will not be accepted.

How to Return

  • Method: Returns must be sent back by mail to the address provided in the return instructions.

Return Label

  • Defective Products: Return labels are provided for defective items.

  • Non-Defective Returns: Customers are responsible for obtaining their return shipping label.

Product Conditions for Return

  • Eligible Products: Returns are only accepted for items in new condition.

Nonreturnable Items

Certain items are not eligible for return:

  • Electronic devices after 30 days (e.g., computers, laptops, Kindles)

  • Gift cards, prepaid game cards

  • Perishable goods, live insects, some jewelry, some health and personal care items

  • Customized or personalized products

  • Items with special shipping restrictions

Refund Policy

  • Window: Eligible products may be returned within 30 days of delivery for a refund.

  • Refund Method: Refunds are processed to the original payment method or as store credit for items purchased with gift cards.

  • Processing Time: Refunds are processed within 3-5 business days after we receive the return; please allow additional time for shipping and bank processing.

Claims

Inspect your order upon arrival and report any defects, damages, or incorrect items immediately to allow us to address the issue. For claims, contact our support team with details of the issue.

Exchange Policy

For the quickest service, return your original item and place a new order for the desired product once your return is accepted.

Return Address

EveryMarket Customer Service 2101 E Terra Ln, O'Fallon, MO 63366

Customer Support

Available 24/7 for any questions or assistance needed:

  • Phone: +1 636-312-5925

  • Email: cs@everymarket.com

 

内容简介
本书的基本内容与第1版一致,包括通信的基本概念、模拟调制系统、信源编码、数字信号的基带传输系统、数字信号的调制传输系统、差错控制与信道编码、同步原理等。与第1版相比,本书加强了对现代通信中的关键技术的介绍,对通信原理的一些基本概念不再停留在简单的名词解释上,而是紧密联系实际问题,使学生能举一反三。本书增加了2DPSK的差分解调的译码方法和基带传输的部分响应系统的内容,提高了理论的完整性。本书还增加了计算机仿真习题。
目  录
目录前言第1章通信的基本概念11通信与通信系统111通信112通信系统12信息与信息的量度121信息、信号与消息122信息的量度13信道与信道容量131信道的数学模型132信道容量14通信系统的主要性能指标141通信系统的有效性142通信系统的可靠性*15随机信号分析基础151随机变量与平稳随机过程152信号的能量谱与功率谱153高斯白噪声习题第2章模拟调制系统21调制原理211调制的作用212调制方法的分类22幅度调制221标准调幅222抑制载波的双边带调幅223单边带调幅*224残留边带调幅225相干解调与包络检波23幅度调制系统的抗噪声性能分析231线性调制相干解调的抗噪声性能232常规调幅包络检波的抗噪声性能24角度调制241相位调制与频率调制242调频信号的频谱和带宽*243调频信号的产生和解调244各种模拟调制系统的性能比较习题第3章信源编码——模拟信号的数字化与数据压缩31信源编码的基本概念32脉冲编码调制321抽样与抽样定理322量化323编码与解码324PCM系统的抗噪声性能33差分脉冲编码调制331差分脉冲编码调制原理332DPCM系统的抗噪声性能34增量调制341增量调制原理342DM系统的抗噪声性能习题第4章数字信号的基带传输41数字基带信号411数字基带传输的码型选择412数字基带信号的频谱42数字基带传输系统421数字基带传输系统的构成422无码间串扰的基带传输系统特性423数字基带传输系统的抗噪声性能43数字基带传输系统的测量与调整431眼图432均衡器习题第5章数字信号的调制传输51二进制数字调制511二进制幅移键控512二进制频移键控513二进制相移键控514二进制差分相移键控52二进制数字调制的抗噪声性能5212ASK信号的抗噪声性能5222FSK信号的抗噪声性能5232PSK和2DPSK信号的抗噪声性能524二进制数字调制系统的性能比较53多进制数字调制531多进制幅度键控532多进制频移键控533多进制相移键控54新型数字调制技术541正交幅度调制542小频移键控习题第6章差错控制与信道编码61数字通信系统的差错控制611差错控制的手段与方式612几种常用的检错编码613差错控制编码原理62线性分组码621普通线性分组码622循环码63卷积码631卷积码的编码632卷积码的译码64先进信道编码技术习题第7章同步原理71概述72载波同步721直接产生法722插入导频法73位同步731外同步法732自同步法74群同步741起止式同步法742集中插入法743分散插入法习题附录附录A误差函数值表附录B贝塞尔函数值表附录C中英文术语与缩略语对照表参考文献
前  言

Shipping Overview: 

Shipping: Standard Domestic Shipping within the United States charges USD 4.99. Standard International Shipping from United Kingdom, Germany and Japan to the United States charges 14.99. 

Order Processing: Please allow 1-2 business days for order processing and preparation before shipment. 

Domestic Shipping: Orders within the U.S. are shipped via USPS or FedEx, depending on the origin of the product. The average transit time is 3-7 business days. 

International Shipping: Currently, we only ship within the USA. 

Tracking Information: Every order is trackable. You will receive a tracking number once your order has been shipped. Products may be shipped from various global fulfillment centers.

Shipping Delays: 

Please note that shipping times may vary due to factors beyond our control, such as weather conditions, natural disasters, or peak holiday periods. While we strive to ensure timely delivery, the exact arrival time cannot be guaranteed and is managed by the shipping carrier.

Shipping Options:

  • Standard Delivery: Most orders are shipped within 3-7 business days. Larger items may utilize LTL shipping for safe handling.

  • Handling Time: We handle shipments on business days (Monday - Friday), with a preparation time of 1-2 days.

  • Additional Charges: Some items require additional shipping charges due to their size, weight, or special handling. These charges are specified on the product pages and are not eligible for shipping discounts.

  • Exclusions: Gift cards, packaging, taxes, and prior purchases do not count toward the minimum purchase requirement for free shipping. This offer is valid only for shipments to U.S. addresses, including Puerto Rico.

Delivery Details:

  • Estimates: Standard shipping within the US typically takes 3-7 business days. These are estimates and not guarantees.

  • Shipping Restrictions: We ship to all 50 states, Washington, DC, U.S. territories, and APO/FPO/DPO addresses. Shipping options vary based on the delivery address.

  • Remote Areas: Shipments to remote areas may incur additional charges or require pickup from a nearby shipping partner’s location.

Shipping Confirmation:

You will receive a shipping confirmation email with a tracking number as soon as your order is dispatched. If you do not receive this email immediately, please be assured that your items will arrive within the estimated delivery window provided at checkout.

Order Modifications:

If you need to cancel or modify your order, please contact our customer support immediately.

Issues with Delivery:

If your order shows as delivered but you have not received it, please contact the shipping carrier directly to resolve the issue. For persistent problems, contact our customer service at cs@everymarket.com.

Customer Support:

Our team is available 24/7 to assist you with any questions or concerns regarding your order. We are committed to ensuring a smooth shopping experience.

Return & Refund Policy Overview

Please review our return and refund policies below to ensure a smooth transaction process.

Return Policy

  • Duration: You have 30 days from receiving your item to initiate a return.

  • Condition: Items must be unworn, unwashed, with original tags and packaging intact.

  • Shipping Costs: Customers are responsible for return shipping costs.

  • Packaging: Ensure returned items are well-packaged to avoid damage during transit.

  • Tracking: Use a trackable and insured shipping method as we are not liable for items lost or damaged on return.

  • Initiating a Return: Contact us at cs@everymarket.com to start your return. We will provide a return shipping label and instructions upon approval. Returns without prior approval will not be accepted.

How to Return

  • Method: Returns must be sent back by mail to the address provided in the return instructions.

Return Label

  • Defective Products: Return labels are provided for defective items.

  • Non-Defective Returns: Customers are responsible for obtaining their return shipping label.

Product Conditions for Return

  • Eligible Products: Returns are only accepted for items in new condition.

Nonreturnable Items

Certain items are not eligible for return:

  • Electronic devices after 30 days (e.g., computers, laptops, Kindles)

  • Gift cards, prepaid game cards

  • Perishable goods, live insects, some jewelry, some health and personal care items

  • Customized or personalized products

  • Items with special shipping restrictions

Refund Policy

  • Window: Eligible products may be returned within 30 days of delivery for a refund.

  • Refund Method: Refunds are processed to the original payment method or as store credit for items purchased with gift cards.

  • Processing Time: Refunds are processed within 3-5 business days after we receive the return; please allow additional time for shipping and bank processing.

Claims

Inspect your order upon arrival and report any defects, damages, or incorrect items immediately to allow us to address the issue. For claims, contact our support team with details of the issue.

Exchange Policy

For the quickest service, return your original item and place a new order for the desired product once your return is accepted.

Return Address

EveryMarket Customer Service 2101 E Terra Ln, O'Fallon, MO 63366

Customer Support

Available 24/7 for any questions or assistance needed:

  • Phone: +1 636-312-5925

  • Email: cs@everymarket.com

 

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