The Definitive Guide to Dual-mode Handsets

The Definitive Guide to Dual-mode Handsets

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系统容量 ：在保证通信质量的前提下，功率控制算法能够支持的用户数量和数据传输速率。

DSSS is Immediate Sequence Spread Spectrum Method that's a spread spectrum technique through which the data to be transmitted is encoded utilizing spreading code and gained and then decoded utilizing the same code.

If the mobile device moves, the network performs a handoff, transferring the data session to a completely new channel or base station seamlessly to keep up connectivity.

It’s more than just a logistical decision; it’s a strategic final decision that boosts negotiation power, support wide range, and customer fulfillment.

抗干扰能力 ：通过扩展信号频谱，减少了信号的能量密度，提高了信号对噪声和干扰的抵抗力。

This paper offers an overview of The essential radio interface ideas for that 3G prolonged-phrase evolution thought, which include OFDM and Superior antenna Alternative, and presents functionality results indicating to what extent the necessities/targets can be fulfilled.

It’s a A part of the CDMA2000 number of standards and is also characterised by speedy data rates, improved data potential, and enhanced good quality in audio and video clip communications. It’s generally Utilized in North America and portions of Asia.

Википедия:Статьи с некорректным использованием шаблонов:Книга (указан неверный here код языка)

采用先进的信号处理技术 ：如使用多用户检测算法来减少多址干扰，从而降低对发射功率的要求。

Channel Assignment and Handoff: Each time a mobile device initiates a data session, the cellular network assigns a certain channel for data transmission.

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