“Beyond the technical issues, service providers aiming their femtocells at consumers have to figure out how to sell a separate device that essentially delivers what the carrier has claimed to offer all along: adequate indoor coverage. One reason operators like UMA is that its relatively open, says Shaw. A GPS receiver usually is provided and access to GPS is required to set up the femtocell. Although much attention is focused on WCDMA, the concept is applicable to all standards, including GSM, CDMA2000, TD-SCDMA, WiMAX and LTE solutions.
Critics of Airave have pointed out that the device ships “unlocked” to all Sprint customers — in other words, anyone with a Sprint phone in range of your femtocell can use your connection.
This report presents a brief summary about femtocells and also focuses on its various applications.
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Although much of the commercial focus seems to have been on the Universal Mobile Telecommunications System (UMTS), the concept is equally applicable to all air-interfaces. The subscriber must enter the telephone numbers of up to 10 devices that are authorized to access the base station. In shared-bandwidth approaches, which are the majority of designs currently being more tips here the effect on quality of service may be an issue.
What about security? Femtocells use proprietary security, with a firewall that sits between caller and carrier. Also, WiFi connects to a local network such as home servers and media players.
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2 ATT uses “ATT 3G MicroCell” as a trademark and not necessarily the “microcell” technology, however. He doesnt think consumers will be the ones to buy the femtocells, as theyll balk at paying to extend the coverage for their provider. C. Unlike the traditional cell site, femtocells are the size of a Wi-Fi access point and cost the operator just a few hundred dollars. A broader term which is more widespread in the industry is small cell, with femtocell as a subset. And it certainly makes all the difference to the carriers.
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That’s why femtocell technology has created such a stir over the past year or so — it offers the possibility of using a device like a broadband router to boost cellular reception indoors. A femtocell allows service providers to extend service coverage indoors or at the cell edge, especially where access would otherwise be limited or unavailable. Sprint Nextel apparently plans to offer WiMax femtocells to extend its burgeoning WiMax network indoors, and has put out an request for proposal (RFP) to vendors to design it, according to Unstrung. 28 From 17 August 2008, the Airave was rolled out on a nationwide basis. S. ]Also this week, ATT is expected to say it will offer femtocells nationwide after conducting trials in several states beginning last September.
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‘ He believes the company with the most public plans for femtocell deployment is O2 in the U. “It’s a lot more complicated than people thought it was going to be. Operators who have launched a femtocell service include SFR, ATT, C Spire, Sprint Nextel, Verizon, Zain, Mobile TeleSystems, T-Mobile US, Orange, Vodafone, EE, O2, Three, and others.
The standards bodies have published formal specifications for femtocells for the most popular technologies, namely WCDMA, CDMA2000, LTE and WiMAX. 99 per month. 19 This service must meet the same requirements for availability as current wired telephone systems, such as functioning during a power failure.
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Ralph de la Vega, ATT President, reported in June 2011 they recommended against using femtocells where signal strength was middle or strong because of interference problems they discovered after widescale deployment. There are several ways to achieve this, such as alternative power sources or fallback to existing telephone infrastructure. Thus, femtocells are different than Wi-Fi cordless phones, which use 2. see this here But vendors and service providers have had a hard time figuring out how to price and market dedicated household femtocells for consumers, as well as facing technical problems that were bigger than expected. .