bandwidth efficiency
121Digital radio — has several meanings: 1. Today the most common meaning is digital radio broadcasting technologies, such as the digital audio broadcasting (DAB) system, also known as Eureka 147. In these systems, the analog audio signal is digitized into zeros… …
122DOCSIS — Data Over Cable Service Interface Specification (DOCSIS) (often pronounced /ˈdɒksɪs/) is an international telecommunications standard that permits the addition of high speed data transfer to an existing cable TV (CATV) system. It is employed by… …
123Opto-isolator — This article is about the electronic component. For the optical component, see optical isolator. Schematic diagram of an opto isolator showing source of light (LED) on the left, dielectric barrier in the center, and sensor (phototransistor) on… …
124Wireless mesh network — Animation showing self healing wireless mesh (Click to enlarge) …
125Resilient Packet Ring — (RPR), also known as IEEE 802.17, is a standard designed for the optimized transport of data traffic over optical fiber ring networks. Its design is to provide the resilience found in SONET/SDH networks (50ms protection) but instead of setting up …
126Allen Telescope Array — For other uses, see ATA. Allen Telescope Array ATA The Allen Telescope Array (ATA 42), October 11, 2007 …
127TCP Westwood — (TCPW), is a sender side only modification to TCP NewReno that is intended to better handle large bandwidth delay product paths (large pipes), with potential packet loss due to transmission or other errors (leaky pipes), and with dynamic load… …
128Microwave transmission — The atmospheric attenuation of microwaves in dry air with a precipitable water vapor level of 0.001 mm. The downward spikes in the graph correspond to frequencies at which microwaves are absorbed more strongly, such as by oxygen molecules… …
