what is difference between 3g and wcdma

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kamlesh_82 said:
Dear All,

I want to know what is difference between 3g and wcdma.

W-CDMA (Wideband Code Division Multiple Access) is an air interface standard found in 3G mobile telecommunications networks
 
HSPA (High Speed Packet Access)3G is a new generation communication protocol that allows data connections up to 21 Mbps per user in good coverage and quality conditions. Today mobile phones, datacards & USB dongles are available with HSPA. HSPA (also known as HSPA+), was released late in 2008 with subsequent adoption worldwide beginning in 2010. . Today mobile phones, datacards & USB dongles are available with HSPA.

WCDMA (Wideband Code Division Multiple Access) is a 3G technology version that allows data connections up to 384 kbps per user (64kbps, 128kbps, 384 kbps) in good coverage and quality conditions. It has been developed by the global GSM community as its chosen path for 3G evolution, WCDMA is the air interface for one of the International Telecommunications Union’s (ITU’s) family of third-generation mobile communications systems.



HSPA allows you to get the best experience of new 3G technology.

Given the same bandwidth for WCDMA and HSPA, HSPA allows higher bit rates compared to WCDMA to be delivered to the end users.


Major advantages include:

Faster downloads
Faster response time between network and device
Improved network performance
Far better experience due to quality reception
Sophisticated applications support
Improves the download times and network performance
Leads to significant savings in the battery life of the device
Higher bit rates
 
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