Telecom Techniques Guide
Understanding on Motley–Keenan Model for WCDMA Site-specific models of indoor propagation, as the name implies, take the specific characteristics of a particular building as their input. Often these models count…
In particular, for application indoors, it is often desirable to predict the service area of a repeater or microelement based power CPICH. In the repeater installation and commissioning, CPICH power…
The table shows representative Link Downlink budget for 3G. Fluctuations in the signal can be represented by a scale and small effects such models are typically used for external circulation….
A DAS contains the same active components present in a DAS passive, with the addition of active devices such as amplifiers, repeaters or amplifiers bidirectional (BDAS) to amplify and /…
Various internal antenna solution can meet the different needs of the deployment. DAS solution distributes a plurality of antenna nodes throughout the coverage area. Each antenna assembly can transmit and…
Handoffs The TIA/EIA Interim Standard, Mobile Station – Base Station Compatibility Standard of Dual- Mode Wideband Spread Spectrum Cellular System (TIA/EIA/IS-95), states that a CDMA base station shall support three…
Three of India’s largest mobile networks have requested that a portion of the radio spectrum reserved for CDMA services be re purposed for use by the GSM networks. Bharti Airtel,…
Although T-Mobile USA is the only major US network not offering Apple’s iPhone, and is seen to be weaker for the lack of it, the company wont follow Sprint Nextel…
Spatial multiplexing WiMAX also supports spatial multiplexing, where multiple independent streams are transmitted across multiple antennas. If the receiver also has multiple antennas, the streams can be separated out using…
Advanced Antenna Systems The WiMAX standard provides extensive support for implementing advanced multiantenna solutions to improve system performance. Significant gains in overall system capacity and spectral efficiency can be achieved…
Google is reported to have held preliminary discussions that could lead to it setting up its own wireless network in the USA, according to a report in the Wall Street Journal….
The mapping of transport channels and UL control information (UCI) to physical channels is a task of the physical layer (PHY). Furthermore reference signals are provided by the physical layer…
