Cdma Evdo Modem High Speed

Evolution-Data Optimized - Wikipedia

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Evolution-Data Optimized (EV-DO, EVDO, etc.) is a telecommunications standard for the wireless transmission of data through radio signals, typically for broadband Internet access. EV-DO is an evolution of the CDMA2000 (IS-2000) standard which supports high data rates and can be deployed alongside a wireless carrier's voice services. B below). The upgrade from EV-DO Rev. A to Rev. B involves a software update of the cell site modem, and additional equipment for new EV-DO carriers. Existing cdma2000 operators may have to retune some of their existing 1xRTT channels to other frequencies, as Rev. It uses advanced multiplexing techniques including code-division multiple access (CDMA) as well as time-division multiplexing (TDM) to maximize throughput. It is a part of the CDMA2000 family of standards and has been adopted by many mobile phone service providers around the world particularly those previously employing CDMA networks. The EV-DO feature of CDMA2000 networks provides access to mobile devices with forward link air interface speeds of up to 2.4 Mbit/s with Rel. 0 and up to 3.1 Mbit/s with Rev. A. The reverse link rate for Rel. 0 can operate up to 153 kbit/s, while Rev. A can operate at up to 1.8 Mbit/s. Originally, 1xEV-DO stood for "1x Evolution-Data Only", referring to its being a direct evolution of the 1x (1xRTT) air interface standard, with its channels carrying only data traffic. The title of the 1xEV-DO standard document is "cdma2000 High Rate Packet Data Air Interface Specification", as cdma2000 (lowercase) is another name for the 1x standard, numerically designated as TIA-2000.

EVDO definition (Phone Scoop)

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printed May 20, 2026 See this page online at: https:/ ... 1xEV-DO (EVDO) was a 3G standard for CDMA-based networks. As a 3G technology, it focused on bringing high-speed data to CDMA networks. See: 3G EVDO provided data rates over 10 times faster than 1xRTT, the previous data technology for CDMA networks. EVDO is not as fast as the 4G LTE 4G standard that replaced it. See: 1xRTT See: LTE In terms of data speed and general technology evolution, the closest equivalent to EVDO for GSM/WCDMA networks would be HSDPA. See: HSDPA Part of a family of CDMA2000 1x digital wireless standards. All content Copyright 2001-2026 Phone Factor, LLC. All Rights Reserved. These enhancements allowed features such as VoIP and video calling. The downlink (download) theoretical peak data rate compared to Release 0 was improved from 2.4 mbps to 3.1 mbps. EVDO was based on a technology initially known as "HDR" (High Data Rate) or "HRPD" (High Rate Packet Data), developed by Qualcomm.

EV-DO - definition - GSMArena.com

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© 2000-2026 GSMArena.com Mobile version Android app Tools Contact us Merch store Privacy Terms of use Calculator Calendar Call alerts Calling Plan Camera Capacitive Touchscreen Car Kit Carrier CDMA (Code-Division Multiple Access) CDMA2000 Cell Chipset cHTML (Compact HyperText Markup Language) CIF (Common Intermediate Format) Clamshell CMOS (Complementary metal-oxidesemiconductor) Color depth Concatenated SMS Connected GPS Construction Corning Gorilla Glass CPU (Central Processing Unit) Crosstalk CSTN (Color Super Twisted Nematic) CTIA Custom ringtones CyanogenMod A 3G technology add-on for CDMA networks that allows for theoretical download speeds as fast as 2.4 Mbps, though actual rates tend to be far slower. Macro Maemo OS Magnetometer mAh Mass Storage mode MB (Megabyte) Mbps (Megabit per second) MeeGo OS Megapixel Memory card slot Memory effect Messaging MHz (Megahertz) Micro USB microSD microSDHC Microsoft Exchange (Server) MIDI (Musical Instrument Digital Interface) MIDP (Mobile Information Device Profile) Mil-Spec (MIL-STD) MIMO Mini-USB miniSD MMC MMCmobile MMS (Multimedia Messaging Service) Mobile games Mobile High-Definition Link (MHL) Mobile IM (Instant Messaging) Mobile WiMAX Mobility DisplayPort (MyDP) Models Modem Monochrome MP3 (MPEG Layer 3) MPEG (Motion Picture Experts Group) MPEG-4 video Multitouch input method Music playback time (battery life) Music Player

Defining What Is Evolution Data Only (EVDO)? Functions & Use Cases ...

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Evolution Data Only (EVDO) is a telecommunications standard for the wireless transmission of data through radio signals, primarily used for broadband Internet access. It is part of the CDMA2000 standard and is also referred to as CDMA2000 1xEV-DO, where "1x" signifies the use of a single carrier in the radio frequency band, and "EV-DO" stands for "Evolution-Data Optimized" or "Evolution-Data Only.". EVDO, a key development in the CDMA (Code Division Multiple Access) family, was designed to meet the escalating need for efficient and high-speed data transmission over cellular networks in the telecommunications sector. The primary goal of EVDO was to provide enhanced data connectivity to a range of mobile devices, including smartphones, laptops, and tablets. Operating on existing CDMA networks, it aimed to offer broadband-equivalent data speeds. Common frequency bands used for EVDO are 800 MHz and 1900 MHz in the United States. The available frequency band is divided into multiple channels, each capable of carrying data. Spread Spectrum and CDMA: EVDO employs spread spectrum techniques, which means it spreads the data signal over a wide range of frequencies.

CDMA EVDO USB Modems - High-Speed Wireless Solutions

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Definition of EV-DO - Encyclopedia

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(EVolution-Data Optimized) A 3G digital service provided by CDMA cellular carriers worldwide such as Verizon and Sprint (now T-Mobile) in the U.S. EV-DO works on EV-DO cellphones as well as laptops and portable devices with EV-DO modems. Part of the CDMA2000 standards, EV-DO users have experienced data rates up to 800 Kbps typically with more latency than DSL and cable service. B) is the "multicarrier" version and supports two or three channels (2x, 3x), which can be combined to increase the data rate for video and other high-speed requirements. There have been several nomenclature variations; for example, 3-channel EV-DO Rev. B has been called "3XRTT," "MC-3X," and "IMT-CDMA MultiCarrier 3X." See CDMA, CDMA2000, WCDMA, LTE and cellular generations. EV-DO Signal Strength The "EV" is the EV-DO signal strength on this cellphone, which is only one bar at this moment. The "1X" signal, also one bar, is the standard CDMA voice and text messaging channel.