RFGSM900 vs DCS1800 vs PCS1900: Frequency Band Comparison
A breakdown of GSM900, DCS1800, and PCS1900, comparing frequencies, channel numbers, and providing the formulas for each band.
Posts tagged: Gsm
Showing 20 posts (Page 5 of 6)
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HLR vs VLR: Understanding GSM Location Registers
Learn the key differences between HLR (Home Location Register) and VLR (Visitor Location Register) in GSM networks, including their roles in subscriber information and roaming.
IMEI vs IMSI vs TMSI: Key Differences Explained
Understand the differences between IMEI, IMSI, and TMSI identifiers used in GSM networks for mobile device and subscriber identification. Learn how they are used for security and network efficiency.
IRAT Basics: WCDMA to GSM Handover Explained
Learn about Inter Radio Access Technology (IRAT) and the IRAT handover process between WCDMA and GSM networks, including message flow and key steps.
IRAT Measurements: GSM, WCDMA, LTE, and TD-SCDMA
Fundamentals of Inter-RAT (IRAT) measurements in multimode modem design, covering GSM, WCDMA, LTE, and TD-SCDMA. UE performs measurements in IDLE/CONNECTED modes for best cell.
LAU Reject Cause: Location Area Not Allowed
Explanation of the 'Location Area Not Allowed' reject cause in Location Area Update (LAU) procedures, its implications, and examples.
LAU Reject: No Suitable Cells in Location Area Explained
Understand the 'No Suitable Cells' LAU reject cause in mobile networks. Learn why it happens and how the mobile station responds.
LAU Reject: Roaming Not Allowed Explained
Learn why a mobile station receives an LAU reject with the cause 'Roaming Not Allowed' and what it signifies.
LAU vs RAU vs TAU: Location Update Procedures Explained
Understand the differences between LAU, RAU, and TAU in GSM, UMTS, and LTE networks. Learn how these update procedures maintain UE connectivity during roaming.
Modem AT Commands Explained
Learn about standard AT commands used for configuring and controlling GSM, CDMA, and LTE modems. Includes common commands and their descriptions.
MUROS vs. VAMOS: GSM Capacity Enhancement Techniques
Explore the key differences between MUROS and VAMOS, two GSM techniques that improve network capacity by multiplexing users on the same resources.
R&S CMU200 vs. Agilent 8960: Wireless Device Testing Comparison
A feature comparison between the Rohde & Schwarz CMU200 and the Agilent 8960, analyzing differences in technologies, frequency range, and testing capabilities for wireless devices.
SAIC vs. DAIC: Single vs. Dual Antenna Interference Cancellation in GSM
Explore the differences between SAIC and DAIC interference cancellation techniques in GSM networks, focusing on their impact on network capacity and performance.
SAIC: Single Antenna Interference Cancellation in GSM
Learn about SAIC (Single Antenna Interference Cancellation), a technique used in GSM DARP phones to improve receiver performance and reduce interference.
SDCCH vs. SACCH: Understanding GSM Control Channels
Explore the differences between SDCCH and SACCH channels in GSM, their roles in signaling and measurement information exchange, allocation, and timing within the GSM network.
Sensitivity vs. Noise Figure: GSM, DECT, GPS & More
Explore receiver sensitivity, SNR, CNR, and noise figure for wireless standards like GSM, DECT, and GPS. Understand how these parameters impact wireless communication.
SigFox vs. GSM/CDMA: Technology Comparison
Explore the key differences between SigFox and GSM/CDMA technologies, focusing on specifications, applications, and trade-offs.
Slow vs. Fast Frequency Hopping in GSM
Explore the key differences between slow and fast frequency hopping in GSM, focusing on their hopping rates relative to the data symbol rate and their respective benefits.
SMS Basics and Types Explained
Learn about SMS basics, including network elements, MO/MT call flow, SMS types (P2P, A2P, P2N, I2P), and the difference between SMS and MMS.
SMS Network Architecture and Key Elements
Explore the architecture of SMS networks within GSM, including SMSC, HLR, MSC, VLR, BSC, BTS, and MS. Understand MO and MT call flows.
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