wastage of power
OCDMA: Its nothing but Optical code division multiple access or Orthogonal code divsion multiple access..
SPADE stands for "Single carrier per channel Pulse code modulated multiple Access Demand access Equipment", it is used in sattellite commnication system at the earth stations for the reception of signals from satellites in PCMed SCPC signals on demand access basis.vivek chauhan+919411328400
shift registers can be used in CDMA(code division multiple access) in communication.
GLOBAL FOR SPECIAL MOBILE COMMUNICATION SYSTEM GSM- IS DIGITAL TELEPHONY SYSTEM THAT SUPPORTS TIME DIVISION MULTIPLE ACCESS CODE AND FREQUENCY DIVISION MULTIPLE ACCESS CODE
My guess is that fdma is the one that suffers most from intermod. I could be wrong.
symmetrical
Almost all areas are covered by satellite internet access. One needs to have a satellite dish outside their house and will be able to pick up internet signals. It is used sometimes where people don't have access to high speed broadband internet.
"Starband, Hughesnet, and AT&T are currently offering services for internet access via satellite. Although satellite access should be capable anywhere there are a few very remote places on earth, especially in the polar regions, where it is not available."
Time Division Multiple Access. Or even Time Division Multiplexed Access.
Carrier Sense Multiple Access with Collision Avoidance (CSMA/CA)
If you access the menu on the DISH Network satellite receiver and access the point DISH screen, it will then allow you to enter your zip code & select the satellite you are currently pointed at. After entering your zip code & selecting the satellite it will calculate the azimuth and elevation angles for you.