A multi-standard 2G/3G/4G Cellular modem supporting carrier aggregation in 28nm CMOS

Michael Breschel, Peter Almers, Fredrik Angsmark, Alberth Arvidsson, Harald Bauer, Kees Van Berkel, Joaquin Canovas, Minh Do, Anders Ekelund, Torsten Larsson, Bo Lincoln, Magnus Malmberg, Masao Naruse, Masashi Onishi, Christer Östberg, Jean Paul Smeets, Mario Vergara Escobar, Juergen Voelkl, Emma Wittenmark

Research output: Chapter in Book/Report/Conference proceedingConference contributionAcademicpeer-review

8 Citations (Scopus)

Abstract

Mobile networks today are divided into multiple radio access technologies (RATs) scattered over a variety of frequencies and functionality depending on the network region. The scattered networks require that the digital baseband for mobile user equipment handle multiple RATs, multiple bands, as well as seamlessly transition between these. In 3GPP release 10 [1] the problem with scattered frequency bands has been addressed by the possibility to aggregate spectrum from two separated carriers to create a wider aggregated total bandwidth. Which carriers to combine depends on the spectrum available to the specific operator.

Original languageEnglish
Title of host publication2014 IEEE International Solid-State Circuits Conference, ISSCC 2014 - Digest of Technical Papers
PublisherInstitute of Electrical and Electronics Engineers
Pages190-191
Number of pages2
ISBN (Print)9781479909186
DOIs
Publication statusPublished - 2014
Event61st IEEE International Solid-State Circuits Conference, ISSCC 2014 - San Francisco, United States
Duration: 9 Feb 201413 Feb 2014
Conference number: 61

Conference

Conference61st IEEE International Solid-State Circuits Conference, ISSCC 2014
Abbreviated titleISSCC 2014
Country/TerritoryUnited States
CitySan Francisco
Period9/02/1413/02/14
Other“Silicon Systems Bridging the Cloud”

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