{"id":"https://openalex.org/W2116788385","doi":"https://doi.org/10.1109/isit.2009.5205991","title":"New sum-rate upper bound for the two-user Gaussian interference channel","display_name":"New sum-rate upper bound for the two-user Gaussian interference channel","publication_year":2009,"publication_date":"2009-06-01","ids":{"openalex":"https://openalex.org/W2116788385","doi":"https://doi.org/10.1109/isit.2009.5205991","mag":"2116788385"},"language":"en","primary_location":{"id":"doi:10.1109/isit.2009.5205991","is_oa":false,"landing_page_url":"https://doi.org/10.1109/isit.2009.5205991","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2009 IEEE International Symposium on Information Theory","raw_type":"proceedings-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5032571804","display_name":"Ra\u00fal Etkin","orcid":null},"institutions":[{"id":"https://openalex.org/I1324840837","display_name":"Hewlett-Packard (United States)","ror":"https://ror.org/059rn9488","country_code":"US","type":"company","lineage":["https://openalex.org/I1324840837"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Raul Etkin","raw_affiliation_strings":["Hewlett Packard Laboratories, Palo Alto, CA, USA","Hewlett-Packard Labs, Palo Alto CA 94304, USA"],"affiliations":[{"raw_affiliation_string":"Hewlett Packard Laboratories, Palo Alto, CA, USA","institution_ids":["https://openalex.org/I1324840837"]},{"raw_affiliation_string":"Hewlett-Packard Labs, Palo Alto CA 94304, USA","institution_ids":["https://openalex.org/I1324840837"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5032571804"],"corresponding_institution_ids":["https://openalex.org/I1324840837"],"apc_list":null,"apc_paid":null,"fwci":2.7412,"has_fulltext":false,"cited_by_count":20,"citation_normalized_percentile":{"value":0.90530277,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":90,"max":98},"biblio":{"volume":null,"issue":null,"first_page":"2582","last_page":"2586"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10964","display_name":"Wireless Communication Security Techniques","score":1.0,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10964","display_name":"Wireless Communication Security Techniques","score":1.0,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T12131","display_name":"Wireless Signal Modulation Classification","score":0.995199978351593,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11392","display_name":"Energy Harvesting in Wireless Networks","score":0.994700014591217,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/upper-and-lower-bounds","display_name":"Upper and lower bounds","score":0.8413836359977722},{"id":"https://openalex.org/keywords/interference","display_name":"Interference (communication)","score":0.7507401704788208},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.631589412689209},{"id":"https://openalex.org/keywords/gaussian","display_name":"Gaussian","score":0.6213212609291077},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5709016919136047},{"id":"https://openalex.org/keywords/channel-capacity","display_name":"Channel capacity","score":0.43877720832824707},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.41268110275268555},{"id":"https://openalex.org/keywords/topology","display_name":"Topology (electrical circuits)","score":0.36638447642326355},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.33516258001327515},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.310606986284256},{"id":"https://openalex.org/keywords/combinatorics","display_name":"Combinatorics","score":0.20560774207115173},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.14342090487480164},{"id":"https://openalex.org/keywords/mathematical-analysis","display_name":"Mathematical analysis","score":0.09300819039344788}],"concepts":[{"id":"https://openalex.org/C77553402","wikidata":"https://www.wikidata.org/wiki/Q13222579","display_name":"Upper and lower bounds","level":2,"score":0.8413836359977722},{"id":"https://openalex.org/C32022120","wikidata":"https://www.wikidata.org/wiki/Q797225","display_name":"Interference (communication)","level":3,"score":0.7507401704788208},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.631589412689209},{"id":"https://openalex.org/C163716315","wikidata":"https://www.wikidata.org/wiki/Q901177","display_name":"Gaussian","level":2,"score":0.6213212609291077},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5709016919136047},{"id":"https://openalex.org/C97744766","wikidata":"https://www.wikidata.org/wiki/Q870845","display_name":"Channel capacity","level":3,"score":0.43877720832824707},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.41268110275268555},{"id":"https://openalex.org/C184720557","wikidata":"https://www.wikidata.org/wiki/Q7825049","display_name":"Topology (electrical circuits)","level":2,"score":0.36638447642326355},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.33516258001327515},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.310606986284256},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.20560774207115173},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.14342090487480164},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.09300819039344788},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/isit.2009.5205991","is_oa":false,"landing_page_url":"https://doi.org/10.1109/isit.2009.5205991","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2009 IEEE International Symposium on Information Theory","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":8,"referenced_works":["https://openalex.org/W2052530379","https://openalex.org/W2062610219","https://openalex.org/W2068118751","https://openalex.org/W2110115072","https://openalex.org/W2130781639","https://openalex.org/W2147055067","https://openalex.org/W2147775941","https://openalex.org/W2157989362"],"related_works":["https://openalex.org/W2375786911","https://openalex.org/W2367630196","https://openalex.org/W756944427","https://openalex.org/W2349547031","https://openalex.org/W4360764540","https://openalex.org/W2358871510","https://openalex.org/W278619663","https://openalex.org/W2018974756","https://openalex.org/W2120365147","https://openalex.org/W2743400891"],"abstract_inverted_index":{"A":[0],"new":[1,50],"upper":[2],"bound":[3,17,51],"for":[4,60],"the":[5,8,28,36,45,53,56],"sum-capacity":[6],"of":[7,55],"two-user":[9],"complex":[10],"Gaussian":[11],"interference":[12],"channel":[13],"is":[14,18],"derived.":[15],"The":[16,49],"based":[19],"on":[20],"genies":[21],"that":[22],"provide":[23],"side":[24,37],"information":[25],"signals":[26],"to":[27,34,43],"receivers.":[29],"Various":[30],"parameters":[31],"are":[32],"introduced":[33],"control":[35],"information,":[38],"which":[39],"can":[40],"be":[41],"optimized":[42],"get":[44],"tightest":[46],"possible":[47],"bound.":[48],"improves":[52],"performance":[54],"best":[57],"known":[58],"bounds":[59],"sufficiently":[61],"small":[62],"cross-gains.":[63]},"counts_by_year":[{"year":2017,"cited_by_count":2},{"year":2016,"cited_by_count":1},{"year":2015,"cited_by_count":3},{"year":2014,"cited_by_count":1},{"year":2013,"cited_by_count":4},{"year":2012,"cited_by_count":1}],"updated_date":"2026-04-04T16:13:02.066488","created_date":"2025-10-10T00:00:00"}