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over 相关的电子技术资料，包括技术文档、应用笔记、电路设计、代码示例等，共 472 篇文章，持续更新中。
System Requirements Analysis
The serious study of the practice of how to determine the appropriate content of a<br />
specification is a seldom-appreciated pastime. Those who have the responsibility to<br />
design a product woul
Software+Radio
Software Radio (SR) is one of the most important emerging technologies for the<br />
future of wireless communication services. By moving radio functionality into<br />
software, it promises to give f
Silicon-Based+RF+Front-Ends
Ultra-wideband (UWB) technology enables high data-rate short-range communica-<br />
tion, in excess of hundredmegabit-per-secondsand up to multi-gigabit-per-seconds,<br />
over a wide spectrum of freq
Short-Range+Wireless
Over the past ten years there has been a revolution in the devel-<br />
opment and acceptance of mobile products. In that period, cel-<br />
lular telephony and consumer electronics have moved from th
Service Delivery Platforms
Convergence between the two largest networks (Telecom and IP) is taking place<br />
very rapidly and at diff erent levels: (1) network level: unifi cation of IP networks<br />
with traditional Telecom
Queueing Theory with Packet Telecommunication
Soon after Samuel Morse’s telegraphing device led to a deployed electri-<br />
cal telecommunications system in 1843, waiting lines began to form by those<br />
wanting to use the system. At this writ
Propagation Handbook for Wireless Communication
Wireless means different things to different people. For this book, it refers<br />
to the radio systems that provide point-to-point, point-to-multipoint, and<br />
Earth-space communications over tra
Principles+of+Communication+Systems+Simulation
This book is a result of the recent rapid advances in two related technologies: com-<br />
munications and computers. Over the past few decades, communication systems<br />
have increased in complexit
Power+Control+in+Wireless+Cellular+Networks
Transmit power in wireless cellular networks is a key degree of freedom<br />
in the management of interference, energy, and connectivity. Power<br />
control in both uplink and downlink of a cellular
Physical Layer Security in Wireless Communications
The ever-increasing demand for private and sensitive data transmission over wireless net-<br />
works has made security a crucial concern in the current and future large-scale, dynamic,<br />
and hete
Optical+Communications+Essentials
Ever since ancient times, people continuously have devised new techniques and<br />
technologies for communicating their ideas, needs, and desires to others. Thus,<br />
many forms of increasingly com
OFDM-Based Broadband Wireless Networks
Emerging technologies such as WiFi and WiMAX are profoundly changing the<br />
landscape of wireless broadband. As we evolve into future generation wireless<br />
networks, a primary chall
Next Generation Mobile Broadcasting
Mobile wireless communications are in constant evolution due to the continu-<br />
ously increasing requirements and expectations of both users and operators.<br />
Mass multimedia* services have been
Networking Fundamentals
Informationnetworkinghasemergedasamultidisciplinarydiversifiedareaofresearchover<br />
thepastfewdecades.Fromtraditionalwiredtelephonytocellularvoicetelephonyandfrom<br />
wired access to wireless acc
Multimedia Over IP
In case you haven’t noticed, multimedia communication over IP and wireless net-<br />
works is exploding. Applications such as BitTorrent, used primarily for video<br />
downloads, now take up the lio
MULTI-CARRIER DIGITAL COMMUNICATIONS
Multi-carrier modulation‚ Orthogonal Frequency Division Multi-<br />
plexing (OFDM) particularly‚ has been successfully applied to<br />
a wide variety of digital communications applications over the
Mobile+Technology+Consumption+Opportunities
The growth of mobile technologies is remarkable. At a recent Mobile World Congress Conference, Eric<br />
Schmidt, CEO of Google predicted that within three years, smart phones will surpass Personal C
Mobile+Satellite+Communication+Networks
The last decade proved to be hugely successful for the mobile communications industry,<br />
characterised by continued and rapid growth in demand, spurred on by new technological<br />
advances and i
Mobile Radio Network Design
Mobile radio networks have risen in prominence over the last few years, primarily by the rise<br />
in popularity of cellular phones. It is important to recognise however that mobile radio<br />
techn
Microwave+Transmission+Networks
Microwave radio network design is a subset of activities that constitute<br />
the overall transmission network design. Transmission networks are<br />
sometimes called transport networks, access netw