Editor's Note: To view a PDF version of this article, Click Here. Telecommunications operators are responding to the competitive threat of cable and satellite services by offering high-speed ...

I am confused about what QAM channels are. From what I read, they seem to be HD channels that are distributed over cable TV.<BR><BR>Now, with regular cable (non HD), the cable is carrying a series of ...

An unencrypted digital channel from the cable company. Most digital TV sets have a built-in clear QAM tuner, which can decode a limited number of TV stations, such as local broadcasts, PBS and ...

Dense device environment deployment will be made possible with WiFi 6. This will result in the support of higher service-level agreements to more concurrently connected users and devices with more ...

You used to need a couple racks of modulator modules and related gear to accumulate and combine a full complement of TV channel signals that were ready to transmit. Now, you can do most of that with a ...

Direct modulation of a laser 1 has always been used in optical telecommunications. Although distance–capacity product capabilities using this approach have been limited, it represents a very ...

Error vector magnitude (EVM) is a measure of modulation quality and error performance in complex wireless systems. It provides a method to evaluate the performance of ...