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。

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However, considering that HSPA network conclude consumers conduct additional downloads than uploads, HSDPA speeds are naturally Substantially increased than HSUPA. That is also The explanation why HSDPA techniques are now being deployed way in advance in their HSUPA counterparts.

cdmaOne's specialized history is reflective of both of those its beginning for a Qualcomm internal job, and the earth of then-unproven competing digital cellular standards beneath which it was designed. The term IS-95 generically applies to the earlier set of protocol revisions, namely P_REV's one particular by means of five.

多址接入 ：不同的用户使用不同的扩频码，可以在同一频率上同时进行通信，实现了多个用户在同一频段上的同时接入。

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The paging channel also carries better-priority messages focused on setting up calls to and with the mobiles.

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Base station sends the gained sign electrical power information to the transmitter and tells to increment or decrement the transmission ability accordingly in subsequent transmissions.

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For lightweight parcels, these Cross-Vendor Compatibility costs are what typically make USPS a far more affordable alternative. Having said that, publish-billing carriers like UPS and FedEx want to remain competitive in all places for prime-volume merchants. Therefore, if they will CDMA (Code Division Multiple Access) see you supplying them a lot of company, they may offer you even more competitive rates through the board.   

ISA-95 establishes an get more info architecture dependant on the Purdue design that enterprises can apply regardless of the technologies made use of. This products hierarchy product can even be applied throughout discrete, steady and logistics industries.

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The Firm conducts interoperability screening and certification plans to make certain tools and devices from diverse vendors can function together over a CDMA-dependent network.