A significant number of users continue to report poor mobile coverage in their homes. There will always be areas which are uneconomic for mobile operator to reach. They range from rural areas hidden by geographic features including dense forestation, hills to buildings constructed from stone and concrete. Modern building materials, such as reflective glass coatings on windows, reduce the signal levels inside buildings which also contribute to poor service.

This situation has worsened with the migration from 2G to 3G, which in many countries operates at a higher frequenecy (2100MHz rather than 900MHz), and thus has shorter range. It also reduces the quality of the radio link and therefore the peak data rates achieveable.

Several poor coverage technical solutions are available

There are several options open to residential customers to solve poor coverage problems:

  • Install a signal booster, also known as a signal repeater. Some models are actively supported by network operators, such as the Cel-Fi described here.
  • Use Voice over Wi-Fi through one of UMA (Univeral Mobile Access), a downloaded App from your operator or a 3rd party, or the more recent Voice over Wi-Fi (VoWiFi) solution which sits alongside 4G. UMA technology, although it works, hasn't been very widely deployed and is on the wane. T-Mobile USA and France Telecom were the strongest supporters. Read an overview of UMA technology and our interview France Telecom's marketing manager. There are many Apps available which provide Voice and Text messaging over Wi-Fi, some are operator branded and tie in closely with your existing cellphone number and services. Others, such as Skype and Viber, are completely independent. The newer VoWi-Fi promises to be more seamlessly integrated with smartphone operation and menus, building on the new IMS based Voice services for VoLTE.
  • Install a residential small cell (formerly known as a femtocell), bought from one of the mobile networks such as AT&T, Sprint or Vodafone
A signal booster will require some signal reception outside. Wi-Fi or small cells require broadband internet (cable or wireline). I understand residential femtocells are not compatible with satellite broadband.

Benefits of the residential small cell

After years of product maturity, residential small cells - first commercially available in 2007 - have become cheaper, simpler and more sleek. Installation involves connecting to mains power and a broadband internet router/modem, using a standard Ethernet cable. These products automatically configure themselves, scanning to determine the best frequency and power level to use, updating with new software, and are compatible with almost all 3G phones and broadband routers.
 
Residential small cells are sold by the mobile network operators, usually for a one-off price in the range of $50 to $100. Sometimes they are given away free of charge to higher value customers and/or those who may leave the network for poor coverage reasons. A few operators offer special rates for calls made using the residential small cell, otherwise standard tariffs apply.
 
All mobile services available outside the home are also available inside, including text, voicemail and internet. Access may be restricted to a "white list" of known users (which can be updated via a webpage) or left open for all visitors to have free use.
 
A potential downside is that each residential small cell is locked to a single host mobile network. All users in the home who want to use it would have to share the same network operator. If existing contracts need to expire, or where "Mates Rates" are used to call/text others in the same social or business group, then this could be inconvenient. However, the small cell will not interfere with other mobile networks because it operates on a different frequency.

Almost all residential small cells are based on 3G technology, and are deployed in areas where the vast majority of users now have 3G capable phones.

View a list of current mobile network operators offering residential small cell/femtocells to their customers.

The graphic below (courtesy of Ubiquisys) illustrates how the residential small cell operates.

ZoneGate

 

How fast does home broadband need to be?

fast downloadCould wireless service completely replace wireline in some scenarios? Perhaps it depends on just how fast internet broadband needs to be, and whether wireless can perform adequately at lower cost than wired or fibre connections.

New residential buildings still poorly equipped for cellular technology

Residential Tower BlockI had the opportunity to witness what it’s like moving into a brand new tower block apartment in London recently where some relatives moved in. I was struck by the contrast between the high standard of basic services provision with the thoughtlessness of cellular service. The industry seems be getting distracted with 5G while simply ignoring the needs of its customers.

The dilemma choosing between 3G and LTE residential Femtocells

dilemma2015 promises to be the most successful year for residential femtocell shipments, with confident forecasts in the region of 3.5 to 4 million units shipped. We consider what's driving this market segment, the reasons behind strong demand for 3G and how the transition towards LTE will affect it.

 

TalkTalk's Inside-Out LTE femtocell

Martin Wren Hilton TalkTalkMartin Wren-Hilton tells me he's never had so much fun. His job as Head of Mobile Innovation at TalkTalk is to figure out how to squeeze a high quality mobile network service from a slither of previously unused spectrum. He presented at MWC on what's involved, their test results to date and how it could evolve.

 

Free shakes up the residential femtocell market in France

Freebox with femtocell moduleOn Friday, Free commercially launched a residential femtocell module for their existing Freebox. This will capture 3G calls in the home, providing much better signal quality and offload traffic from macrocells. Since Free, a new mobile operator in France has to pay substantial annual roaming fees to France Telecom, the switch to residential femtocells has a strong business case for them too.

We've been reporting about this plan since two years ago, in July 2011, so it's nice to see it come to fruition, and clearly indicates a execution of a calculated long term strategy which could affect the industry worldwide.

We examine the business drivers, reveal who's behind the design and manufacturing, and consider whether this approach has the same potential to shake the telco industry up as have low cost airlines in the aviation sector.

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    Residential

    Residential

    A significant number of users continue to report poor mobile coverage in their homes. There will always be areas which are uneconomic for mobile operator to reach. They range from rural areas

    ...
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    more

    Enterprise

    Enterprise

    The term Enterprise addresses any non-residential in-building including hotels, convention centres, transport hubs, offices, hospitals and retail outlets. It's not just intended for businesses to

    ...
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    Urban

    Urban

    Urban small cells (sometimes also named metrocells) are compact and discrete mobile phone basestations, unobstrusively located in urban areas. They can be mounted on lampposts, positioned on the

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    Rural

    Rural

    A rural small cell is a low power mobile phone base station designed to bring mobile phone service to small pockets of population in remote rural areas. These could be hamlets, small villages or

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