How Adaptive Multi-Rate Codec (AMR) work in GSM ?

Adaptive Multi-Rate (AMR) codec consists of a family of codecs (source andchannel codecs with different trade-off bit-rates) operating in the GSM FRand HR channels modes The AMR system exploits the…

Multicast Advantages and Disadvantages

When sending the same data to multiple receivers, rather than send multiple copies all the way from sender to all the receivers, just send one copy and duplicate where paths…

What is CPE Antenna Variations in LTE

A couple of differences may exist between the CPE and device specifications  the alleged targets. The differences are mainly due to two factors not normally thought of in the design…