標題: Titlebook: Microwave Engineering; With Wireless Applic S. R. Pennock,P. R. Shepherd Textbook 1998Latest edition Macmillan Publishers Limited 1998 ante [打印本頁] 作者: Malevolent 時間: 2025-3-21 19:41
書目名稱Microwave Engineering影響因子(影響力)
書目名稱Microwave Engineering影響因子(影響力)學科排名
書目名稱Microwave Engineering網(wǎng)絡公開度
書目名稱Microwave Engineering網(wǎng)絡公開度學科排名
書目名稱Microwave Engineering被引頻次
書目名稱Microwave Engineering被引頻次學科排名
書目名稱Microwave Engineering年度引用
書目名稱Microwave Engineering年度引用學科排名
書目名稱Microwave Engineering讀者反饋
書目名稱Microwave Engineering讀者反饋學科排名
作者: DEI 時間: 2025-3-21 22:20 作者: groggy 時間: 2025-3-22 02:14 作者: 不足的東西 時間: 2025-3-22 05:08 作者: 裝飾 時間: 2025-3-22 11:32 作者: 龍蝦 時間: 2025-3-22 14:52
S. R. Pennock,P. R. Shepherdinformatie over de diagnostiek, frequentie van voorkomen, impact en prognose van (non-inflammatoire) enkel- en/of voetklachten is in de huisartsenpraktijk echter schaars. Een probleem bij de beoordeling van enkel- en voetklachten wordt gevormd door het feit dat er zoveel verschillende structuren aan作者: FLEET 時間: 2025-3-22 19:25 作者: inundate 時間: 2025-3-22 22:36
S. R. Pennock,P. R. Shepherdsued a specific policy toward the UiS.S.R. since the Federal Republic came into being.. Despite the initial limitations which the Western Powers had imposed upon the Bonn government in respect to its conduct of foreign affairs, Konrad Adenauer, upon taking office as the first Chancellor of the Feder作者: 頌揚本人 時間: 2025-3-23 04:38 作者: JOG 時間: 2025-3-23 08:12 作者: ELUC 時間: 2025-3-23 10:14 作者: 無聊點好 時間: 2025-3-23 15:42 作者: Anonymous 時間: 2025-3-23 20:46 作者: 驚呼 時間: 2025-3-23 23:31
Matching,mpedance other than . will cause reflections of power to be set up. Any devices such as diodes, transistors, mixers and antennas are almost certain to have an impedance different from .. With devices, circuits or subsystems having different impedances connected into a system, a series of reflections作者: 繁殖 時間: 2025-3-24 02:34
Matrix Representation of Circuits and Signal Flow Graphs,omponents. More and more, computer analysis is being used to simulate the behaviour of microwave circuits, and this can provide very accurate results. The disadvantage of computer analysis is that it gives very little insight into the physical behaviour of the circuit.作者: 蜈蚣 時間: 2025-3-24 08:44 作者: 軟膏 時間: 2025-3-24 10:42 作者: 淺灘 時間: 2025-3-24 17:40
Active Devices,h as detection, mixing, power generation and signal control such as electronically controllable attenuation, phase shift and switching. At the heart of these units are the active devices such as diodes and transistors, and their influence on the complete circuit is generally modelled in terms of equ作者: 梯田 時間: 2025-3-24 20:37
Detectors and Mixers,which also translates the signal from one frequency to another. This frequency translation gives us the ability to simultaneously transmit different signals at different frequencies — generally called frequency division multiplexing.作者: 羊齒 時間: 2025-3-25 00:48 作者: Confirm 時間: 2025-3-25 04:48 作者: Locale 時間: 2025-3-25 09:45 作者: 陳腐思想 時間: 2025-3-25 12:16 作者: absolve 時間: 2025-3-25 16:15 作者: 就職 時間: 2025-3-25 23:36
S. R. Pennock,P. R. Shepherd bieden vaak voldoende uitkomst. Soms kunnen de voetklachten ook een onderdeel zijn van een systemisch-inflammatoire aandoening (zoals reumato?de artritis (RA), spondylartropathie (SpA), of jicht): de prognose hangt dan vooral af van de ernst van de onderliggende aandoening.作者: 完成才能戰(zhàn)勝 時間: 2025-3-26 01:57 作者: Mutter 時間: 2025-3-26 08:09 作者: 偽善 時間: 2025-3-26 11:20 作者: NOT 時間: 2025-3-26 15:20 作者: 核心 時間: 2025-3-26 18:27
S. R. Pennock,P. R. Shepherdf her first chancellor, the Christian Democrat Konrad Adenauer, the foreign policy of the Federal Republic of Germany aimed at . seeking to make West Germany an inalienable part of the western alliance. According to Adenauer, reunification would ultimately only come about through a show of western s作者: arthroplasty 時間: 2025-3-26 21:58 作者: 失望昨天 時間: 2025-3-27 03:42
S. R. Pennock,P. R. Shepherdsartsgeneeskunde..Reumatologie. is in de eerste plaats geschreven voor huisartsen, al dan niet in opleiding, maar ook basisartsen/medisch stud978-90-368-0612-1Series ISSN 1567-7672 Series E-ISSN 2542-4998 作者: ELUC 時間: 2025-3-27 08:34 作者: 貧困 時間: 2025-3-27 13:21
Matching,neral it is much better to try and ensure that all circuits and subsystems have port impedances equal to some system characteristic impedance. If this is the case then the system can be assembled without worrying about internal reflections.作者: 古老 時間: 2025-3-27 13:35
Microstrip,the input and output, bias lines for the d.c. supply to the transistor and d.c. blocking capacitors at the input and output to decouple the circuit. The capacitors are discrete components mounted between gaps in the microstrip lines.作者: 宿醉 時間: 2025-3-27 21:04 作者: Fluctuate 時間: 2025-3-28 00:24
Waveguides,om a source can be delivered to the desired load, and without causing interference to other systems. Waveguides have advantages over cables at high microwave and millimetre wave frequencies in terms of lower propagation loss and more simple manufacture.作者: debase 時間: 2025-3-28 02:30
Active Devices,f these units are the active devices such as diodes and transistors, and their influence on the complete circuit is generally modelled in terms of equivalent circuits for the element. The operation of the basic active devices will now be discussed, along with their equivalent circuits.作者: manifestation 時間: 2025-3-28 06:43 作者: 詞匯記憶方法 時間: 2025-3-28 11:24
ements. Includes practical examples and design exercisesA broadly based introduction to high frequency and microwave engineering that covers all the important topics in this field. With the recent expansion in mobile communications and the increasing use of the microwave frequency bands for these wi作者: 萬花筒 時間: 2025-3-28 14:52
Passive Devices,A passive device is simply a device that adds no power to a circuit. The only devices precluded by the description passive are amplifiers and oscillators — which are active devices.作者: 有特色 時間: 2025-3-28 19:12 作者: 無價值 時間: 2025-3-29 00:26
Amplifiers and Oscillators,Amplification is needed in almost all systems to increase the amplitude of a signal. It may be achieved in several ways, but these broadly fall into three categories: reflection amplifiers, parametric amplifiers and two port amplifiers. The latter include transistor circuits and microwave tube amplifiers, and are currently the most prevalent.作者: 傳授知識 時間: 2025-3-29 05:17
S. R. Pennock,P. R. ShepherdAssumes no prior knowledge of high frequency engineering. Covers all aspects fundamentals, technologies, practical design approaches, measurements. Includes practical examples and design exercises作者: evaculate 時間: 2025-3-29 09:19
Transmission Lines,g components together, it is generally considered that the wires or tracks between components are short circuits. This assumption is valid enough provided the length of these connections is short in comparison to the wavelength of the signals passing along the connections.作者: 親愛 時間: 2025-3-29 11:49 作者: Ejaculate 時間: 2025-3-29 18:59 作者: 發(fā)展 時間: 2025-3-29 20:52
Microwave Measurements,er of these and look at the techniques and equipment used to measure them. The following is a list of the more important areas of measurement, including ones which will be dealt with in more detail in later sections of this chapter.作者: 譏笑 時間: 2025-3-30 02:32
Antennas,hem (wire, waveguide or cable) there is no other method of establishing the desired information exchange. Air is a relatively low loss transmission medium at frequencies below about 30 GHz, rather lower in loss than cables or waveguide, with losses at fractions of a decibel per kilometre.作者: 污穢 時間: 2025-3-30 06:50
Textbook 1998Latest edition in mobile communications and the increasing use of the microwave frequency bands for these wireless applications, attention has become focused on this area..While the treatment is from first principles, due emphasis is placed on practical applications and a number of design examples are included to support the theory.作者: jumble 時間: 2025-3-30 10:55
Macmillan Publishers Limited 1998作者: Gourmet 時間: 2025-3-30 14:46
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