Voice over WiFi (VoWiFi) is a technology that allows users to make voice calls using a WiFi connection instead of a cellular network. Whether VoWiFi costs money depends on several factors, including your service provider, your location, and the specific terms of your mobile plan. In many cases, making voice calls over WiFi is considered ... Read more
In the context of 3G (Third Generation) mobile communication systems, the term “primary scrambling code” refers to a crucial element in the WCDMA (Wideband Code Division Multiple Access) air interface. The primary scrambling code plays a key role in distinguishing different cells within a 3G network, enabling mobile devices to identify and synchronize with a ... Read more
How Orthogonal Code works in WCDMA? 1.Coding By spreading, each symbol is multiplied with all the chips in the orthogonal sequence assigned to the user. The resulting sequence is processed and is then transmitted over the physical channel along with other spread symbols. In this figure, 4-digit codes are used. The product of the user ... Read more