Editing Ericsson (section)

===Business Area Networks===
Business Area Networks, previously called Business Unit Networks, develop network infrastructure for communication needs over mobile and [[Fixed line|fixed connections]].<ref name="ReferenceA" /> Its products include radio base stations, [[Radio Network Controller|radio network controllers]], [[mobile switching center]]s and [[Multi-service access node|service application nodes]]. Operators use Ericsson products to migrate from 2G to 3G and, most recently, to 4G networks.<ref>{{cite web |url=http://www.ericsson.com/ourportfolio/products/lte-radio-access-network |title=LTE Radio Access Network |publisher=Ericsson |date=2016-11-05 |access-date=2016-11-11 |archive-url=https://web.archive.org/web/20140714142543/http://www.ericsson.com/ourportfolio/products/lte-radio-access-network |archive-date=14 July 2014 |url-status=dead }}</ref>

The company's network division has been described as a driver in the development of 2G, 3G, 4G/LTE and 5G technology, and the evolution towards all-IP,<ref>{{cite web |url=http://www.q2s.ntnu.no/eurongi2007/slides/Sabella_keynote_ngi2007.pdf |title=Network Architecture Evolution: towards all-IP |author=Roberto Sabella |website=Q2s.ntnu.no |access-date=2016-11-11 |url-status=dead |archive-url=https://web.archive.org/web/20150924083438/http://www.q2s.ntnu.no/eurongi2007/slides/Sabella_keynote_ngi2007.pdf |archive-date=24 September 2015 }}</ref> and it develops and deploys advanced LTE systems,<ref>{{cite web |url=http://www.ericsson.com/thecompany/press/mediakits/lte |title=LTE Radio Access Network |publisher=Ericsson |date=2016-11-05 |access-date=2016-11-11 |archive-url=https://web.archive.org/web/20150428123122/http://www.ericsson.com/thecompany/press/mediakits/lte |archive-date=28 April 2015 |url-status=dead }}</ref> but it is still developing the older [[GSM]],<ref>{{cite web |url=https://www.ericsson.com/en/portfolio/networks/ericsson-radio-system/radio-system-software/gsm-radio-access-network |archive-url=https://web.archive.org/web/20210310003526/https://www.ericsson.com/en/portfolio/networks/ericsson-radio-system/radio-system-software/gsm-radio-access-network |url-status=dead |archive-date=10 March 2021 |title=GSM Radio Access Network |publisher=Ericsson |date=2016-10-24 |access-date=2016-11-11 }}</ref><ref>{{cite web |url=http://www.ericsson.com/news/110701_gsm_1991_244188810_c?tagsFilter=GSM |title=GSM still making a difference |publisher=Ericsson |access-date=2016-11-11 |archive-url=https://web.archive.org/web/20140714124418/http://www.ericsson.com/news/110701_gsm_1991_244188810_c?tagsFilter=GSM |archive-date=14 July 2014 |url-status=dead }}</ref> [[WCDMA]], and [[CDMA]] technologies.<ref>{{cite web |url=http://www.ericsson.com/res/docs/whitepapers/wp-wcdma.pdf |title=The future of WCDMA/HSPA |access-date=2014-07-07 |url-status=dead |archive-url=https://web.archive.org/web/20130804212405/http://www.ericsson.com/res/docs/whitepapers/wp-wcdma.pdf |archive-date=4 August 2013 }}</ref> The company's networks portfolio also includes microwave transport, Internet Protocol (IP) networks, fixed-access services for copper and fiber, and mobile broadband modules, several levels of fixed broadband access,<ref>{{cite web|url=http://www.ericsson.com/ourportfolio/telecom-operators/fixed-broadband-and-convergence |title=Fixed Broadband and Convergence |access-date=2014-07-07 |url-status=dead |archive-url=https://web.archive.org/web/20140626072239/http://www.ericsson.com/ourportfolio/telecom-operators/fixed-broadband-and-convergence |archive-date=26 June 2014 }}</ref><ref>{{cite web |url=http://www.facweb.iitkgp.ernet.in/~pallab/mob_com/Ericsson_Intro_to_IMS.pdf |title=Ericsson white paper Introduction to IMS |website=Facweb.iitkgp.ernet.in |access-date=2016-11-11 |archive-url=https://web.archive.org/web/20171020163844/http://www.facweb.iitkgp.ernet.in/~pallab/mob_com/Ericsson_Intro_to_IMS.pdf |archive-date=20 October 2017 |url-status=dead }}</ref> radio access networks from small [[pico cell]]s to high-capacity macro cells and controllers for radio base stations.<ref>{{Cite web|date=2018-06-27|title=Discover Ericsson Outdoor Small Cells solution|url=https://www.ericsson.com/en/networks/offerings/urban-wireless/outdoor-small-cells|access-date=2020-07-16|website=Ericsson.com|language=en|archive-date=16 July 2020|archive-url=https://web.archive.org/web/20200716134527/https://www.ericsson.com/en/networks/offerings/urban-wireless/outdoor-small-cells|url-status=live}}</ref><ref>{{Cite web|date=2020-06-10|title=Know more about Indoor Small Cells solution|url=https://www.ericsson.com/en/networks/offerings/urban-wireless/indoor-small-cells|access-date=2020-07-16|website=Ericsson.com|language=en|archive-date=16 July 2020|archive-url=https://web.archive.org/web/20200716142959/https://www.ericsson.com/en/networks/offerings/urban-wireless/indoor-small-cells|url-status=live}}</ref>

====Network services====
Ericsson's network rollout services employ in-house capabilities, subcontractors and central resources to make changes to live networks.<ref>{{cite web |url=http://www.ericsson.com/ourportfolio/services/network-roll-out |title=Network Roll-Out |publisher=Ericsson |date=2016-10-13 |access-date=2016-11-11 |archive-date=31 August 2016 |archive-url=https://web.archive.org/web/20160831075521/https://www.ericsson.com/ourportfolio/services/network-roll-out |url-status=live }}</ref> Services such as technology deployment, network transformation, support services and network optimization are also provided.<ref name="ReferenceC" />