OVERT 发表于 2025-3-23 12:12:52

John R. Pierce,Edward C. Posnert a herald to the French court to initiate conflict by proclaiming their ‘defiance’ of France, Elizabeth and Philip slid into war without observing the medieval diplomatic niceties. In part, this was because neither side really wanted the war, which made them refrain from public commitments which wo

ELUC 发表于 2025-3-23 15:00:22

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完成才能战胜 发表于 2025-3-23 21:07:21

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散开 发表于 2025-3-24 05:00:45

heory and quantum limits, and source encoding. We have not included communications traffic, switching, and multiplexing, nor protocols for digital and computer communications. For these, Reference 6 is excellent. In general, our book does not discuss the circuits used for communication or the physics of radio978-1-4899-1889-5978-1-4899-1887-1

疏远天际 发表于 2025-3-24 08:49:15

https://doi.org/10.1007/978-1-4899-1887-1Modulation; Signal; Switching; communication; communication system; communication systems; computer; comput

MEN 发表于 2025-3-24 10:57:35

Antennas and Transmission,Communication is usually limited by the amount of power that we can transfer from the transmitter to the receiver, because this, in part, determines the ratio of received signal power to noise power.

DRILL 发表于 2025-3-24 15:49:35

,The Link between Continuous and Pulsed Signals—Sampling and Digitization,We usually think of two distinct sorts of transmission: the transmission of continuous signals such as ssb, am, or fm signals, and the transmission of discrete, successive pulses.

存在主义 发表于 2025-3-24 22:51:26

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978-1-4899-1889-5Springer Science+Business Media New York 1980
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查看完整版本: Titlebook: Introduction to Communication Science and Systems; John R. Pierce,Edward C. Posner Book 1980 Springer Science+Business Media New York 1980