CDMA stands for “Code Division Multiple Access.” GSM stands for “Global System for Mobiles.” They are 2 radio networks used by wireless carriers. If the GSM/CDMA divide has popped up on your radar, it's likely because you tried to transfer a phone from one carrier's service to another and encountered roadblocks.
May 27, 2020
People also ask
What does CDMA GSM unlocked mean?
A noticeable difference is that with a GSM phone, it can be unlocked so users can switch between carriers easily. With a CDMA phone, it'll be locked to a carrier and won't use a SIM card. Instead of an actual SIM card a CDMA phone will be linked to the network via a phone number.
Mar 11, 2024
Can a phone be both GSM and CDMA?
As devices evolved, dual-band phones (which can operate on both CDMA and GSM networks) emerged. However, some key differences exist between the two.
Jun 30, 2023
Which is better, GSM or CDMA?
The data speed rate of GSM is 384 kbps using the EDGE data transmission technology. High-Speed Packet Access (HSPA) has a data transfer speed of up to 42 Mbps. CDMA on the other hand has a data speed rate of 2 Mbps employing EVDO technology. This means that the speed rate of CDMA is higher than GSM's.
Jun 24, 2022
Is 5G CDMA or GSM?
5G networks can support both GSM and CDMA technologies through use of advanced techniques, allowing for backward compatibility with older devices and networks.
Jun 30, 2023 · CDMA stands for “Code Division Multiple Access.” GSM stands for “Global System for Mobiles.” They are two cellular network technologies used to ...
Mar 11, 2024 · AT&T and T-Mobile are GSM wireless networks. Code-division multiple access (CDMA) is used mainly in the US. Verizon uses CDMA technology and is ...
Jun 24, 2022 · In CDMA technology, the phone is controlled by the operator, thereby making the phone and security of the user vulnerable; however, in GSM, the ...
Jun 26, 2023 · GSM, or Global System for Mobile Communications, and CDMA came as part of the second generation of wireless technology, or the 2G era, ...
Jul 14, 2016 · The CDMA iPhone supports carriers such as Sprint and Verizon. Buying a GSM Unlocked iPhone means that it is unable to support Sprint and Verizon ...
Jan 20, 2022 · CDMA (Code Division Multiple Access) and GSM (Global System for Mobiles) are shorthand for two older radio systems (also known as 2G and 3G) ...
Jun 6, 2022 · GSM handsets came with a SIM card slot, while CDMA phones did not. In other words, CDMA is a handset-based standard, with a phone number linked ...
Feb 11, 2024 · GSM stands for Global System for Mobile Communication Voices, while CDMA stands for Code Division Multiple Access. GSM uses FDMA (Frequency ...
Apr 30, 2022 · So GSM is TDMA technology (Time Division Multiply Access). CDMA (simplest IS-95) can use one physical channel for 55 simultaneous calls. Each ...