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In satellite communications, the most common multiple access techniques are Time Division Multiple Access (TDMA), Frequency Division Multiple Access (FDMA), and Code Division Multiple Access (CDMA). TDMA allocates time slots for different users to transmit their signals, while FDMA assigns specific frequency bands to each user. CDMA uses unique codes to allow multiple users to share the same frequency band simultaneously. Each technique has its advantages and is chosen based on the specific requirements of the satellite communication system.
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.
In wireless communication, multiple access methods are used to allow multiple users to share the same communication medium without interference. The most common methods include Frequency Division Multiple Access (FDMA), Time Division Multiple Access (TDMA), Code Division Multiple Access (CDMA), and Orthogonal Frequency Division Multiple Access (OFDMA). Each method allocates resources differently—FDMA assigns different frequencies, TDMA assigns time slots, CDMA uses unique codes for each user, and OFDMA combines both frequency and time resources for efficient data transmission. These methods help optimize bandwidth usage and improve overall network performance.
GLOBAL FOR SPECIAL MOBILE COMMUNICATION SYSTEM GSM- IS DIGITAL TELEPHONY SYSTEM THAT SUPPORTS TIME DIVISION MULTIPLE ACCESS CODE AND FREQUENCY DIVISION MULTIPLE ACCESS CODE
SMATV stands for Satellite Master Antenna Television. It involves using a central satellite dish to receive satellite signals and then distributing these signals through a coaxial cable network to multiple televisions within a building or complex. Each television can then access a variety of satellite channels without the need for individual satellite dishes.
To access satellite internet anywhere in the world, you need to subscribe to a satellite internet service provider. They will provide you with a satellite dish and modem that can connect to the satellite network. This allows you to access the internet from remote locations where traditional internet infrastructure is not available.
Starlink revolutionizes travel by providing reliable internet access in remote areas through its satellite internet service. This allows travelers to stay connected and access information, communication, and entertainment while on the go, enhancing their overall travel experience.
No, satellite internet is not hardwired. Instead, it relies on wireless communication between a satellite in orbit and a satellite dish installed at the user's location. The dish receives signals from the satellite and transmits data back and forth, enabling internet access without the need for traditional cables or wires. However, the connection from the satellite dish to the user's modem or router is typically done with cables.
Satellite communication is essential in the modern world as it enables global connectivity, facilitating communication, broadcasting, and internet access even in remote areas. It plays a critical role in various sectors, including emergency services, military operations, and disaster management, ensuring reliable communication during crises. Additionally, satellites support advancements in technologies like IoT and GPS, enhancing navigation, agriculture, and environmental monitoring. Overall, satellite communication is vital for fostering economic growth and improving quality of life worldwide.