Get quick answers to your questions about the article from our AI researcher chatbot
{'id': 'https://openalex.org/W2021594568', 'doi': 'https://doi.org/10.1016/0094-5765(88)90175-0', 'title': 'Development of on-board satellite communications equipment in the geostationary platform ERA', 'display_name': 'Development of on-board satellite communications equipment in the geostationary platform ERA', 'publication_year': 1988, 'publication_date': '1988-08-01', 'ids': {'openalex': 'https://openalex.org/W2021594568', 'doi': 'https://doi.org/10.1016/0094-5765(88)90175-0', 'mag': '2021594568'}, 'language': 'en', 'primary_location': {'is_oa': False, 'landing_page_url': 'https://doi.org/10.1016/0094-5765(88)90175-0', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S179591353', 'display_name': 'Acta Astronautica', 'issn_l': '0094-5765', 'issn': ['0094-5765', '1879-2030'], 'is_oa': False, 'is_in_doaj': False, 'is_core': True, 'host_organization': 'https://openalex.org/P4310320990', 'host_organization_name': 'Elsevier BV', 'host_organization_lineage': ['https://openalex.org/P4310320990'], 'host_organization_lineage_names': ['Elsevier BV'], 'type': 'journal'}, 'license': None, 'license_id': None, 'version': None, 'is_accepted': False, 'is_published': False}, 'type': 'article', 'type_crossref': 'journal-article', 'indexed_in': ['crossref'], 'open_access': {'is_oa': False, 'oa_status': 'closed', 'oa_url': None, 'any_repository_has_fulltext': False}, 'authorships': [{'author_position': 'first', 'author': {'id': 'https://openalex.org/A5086948646', 'display_name': 'Hiroshi Uda', 'orcid': 'https://orcid.org/0000-0002-7814-697X'}, 'institutions': [], 'countries': ['JP'], 'is_corresponding': False, 'raw_author_name': 'Hiroshi Uda', 'raw_affiliation_strings': ['Satellite Communications Research Corp., Iwamotocho, Chiyodaku, Tokyo 161 Japan'], 'affiliations': [{'raw_affiliation_string': 'Satellite Communications Research Corp., Iwamotocho, Chiyodaku, Tokyo 161 Japan', 'institution_ids': []}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5050262456', 'display_name': 'Y. Otsu', 'orcid': None}, 'institutions': [], 'countries': ['JP'], 'is_corresponding': False, 'raw_author_name': 'Yuichi Otsu', 'raw_affiliation_strings': ['Satellite Communications Research Corp., Iwamotocho, Chiyodaku, Tokyo 161 Japan'], 'affiliations': [{'raw_affiliation_string': 'Satellite Communications Research Corp., Iwamotocho, Chiyodaku, Tokyo 161 Japan', 'institution_ids': []}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5078516420', 'display_name': 'Nobuo Ishizu', 'orcid': None}, 'institutions': [], 'countries': ['JP'], 'is_corresponding': False, 'raw_author_name': 'Nobuo Ishizu', 'raw_affiliation_strings': ['Satellite Communications Research Corp., Iwamotocho, Chiyodaku, Tokyo 161 Japan'], 'affiliations': [{'raw_affiliation_string': 'Satellite Communications Research Corp., Iwamotocho, Chiyodaku, Tokyo 161 Japan', 'institution_ids': []}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5057457568', 'display_name': 'K. Miyasaka', 'orcid': None}, 'institutions': [], 'countries': ['JP'], 'is_corresponding': False, 'raw_author_name': 'Kimio Miyasaka', 'raw_affiliation_strings': ['Satellite Communications Research Corp., Iwamotocho, Chiyodaku, Tokyo 161 Japan'], 'affiliations': [{'raw_affiliation_string': 'Satellite Communications Research Corp., Iwamotocho, Chiyodaku, Tokyo 161 Japan', 'institution_ids': []}]}, {'author_position': 'last', 'author': {'id': 'https://openalex.org/A5036988670', 'display_name': 'Fusaki Matsui', 'orcid': None}, 'institutions': [], 'countries': ['JP'], 'is_corresponding': False, 'raw_author_name': 'Fusaki Matsui', 'raw_affiliation_strings': ['Ministry of Posts and Telecommunications (Japan)'], 'affiliations': [{'raw_affiliation_string': 'Ministry of Posts and Telecommunications (Japan)', 'institution_ids': []}]}], 'institution_assertions': [], 'countries_distinct_count': 1, 'institutions_distinct_count': 0, 'corresponding_author_ids': [], 'corresponding_institution_ids': [], 'apc_list': {'value': 2950, 'currency': 'USD', 'value_usd': 2950, 'provenance': 'doaj'}, 'apc_paid': None, 'fwci': 0.0, 'has_fulltext': True, 'fulltext_origin': 'ngrams', 'cited_by_count': 0, 'citation_normalized_percentile': {'value': 0.0, 'is_in_top_1_percent': False, 'is_in_top_10_percent': False}, 'cited_by_percentile_year': {'min': 0, 'max': 53}, 'biblio': {'volume': '17', 'issue': '8', 'first_page': '915', 'last_page': '919'}, 'is_retracted': False, 'is_paratext': False, 'primary_topic': {'id': 'https://openalex.org/T12042', 'display_name': 'Satellite Communication Systems', 'score': 0.9493, 'subfield': {'id': 'https://openalex.org/subfields/2202', 'display_name': 'Aerospace 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/T12042', 'display_name': 'Satellite Communication Systems', 'score': 0.9493, 'subfield': {'id': 'https://openalex.org/subfields/2202', 'display_name': 'Aerospace 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/T11701', 'display_name': 'Space Satellite Systems and Control', 'score': 0.9131, 'subfield': {'id': 'https://openalex.org/subfields/2202', 'display_name': 'Aerospace 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/communications-satellite', 'display_name': 'Communications satellite', 'score': 0.7935232}], 'concepts': [{'id': 'https://openalex.org/C16405173', 'wikidata': 'https://www.wikidata.org/wiki/Q192316', 'display_name': 'Geostationary orbit', 'level': 3, 'score': 0.9496072}, {'id': 'https://openalex.org/C121308736', 'wikidata': 'https://www.wikidata.org/wiki/Q149918', 'display_name': 'Communications satellite', 'level': 3, 'score': 0.7935232}, {'id': 'https://openalex.org/C76155785', 'wikidata': 'https://www.wikidata.org/wiki/Q418', 'display_name': 'Telecommunications', 'level': 1, 'score': 0.658257}, {'id': 'https://openalex.org/C19269812', 'wikidata': 'https://www.wikidata.org/wiki/Q26540', 'display_name': 'Satellite', 'level': 2, 'score': 0.5028972}, {'id': 'https://openalex.org/C95491727', 'wikidata': 'https://www.wikidata.org/wiki/Q992968', 'display_name': 'Mobile telephony', 'level': 3, 'score': 0.44347167}, {'id': 'https://openalex.org/C41008148', 'wikidata': 'https://www.wikidata.org/wiki/Q21198', 'display_name': 'Computer science', 'level': 0, 'score': 0.40067264}, {'id': 'https://openalex.org/C127413603', 'wikidata': 'https://www.wikidata.org/wiki/Q11023', 'display_name': 'Engineering', 'level': 0, 'score': 0.36247236}, {'id': 'https://openalex.org/C201995342', 'wikidata': 'https://www.wikidata.org/wiki/Q682496', 'display_name': 'Systems engineering', 'level': 1, 'score': 0.33196813}, {'id': 'https://openalex.org/C146978453', 'wikidata': 'https://www.wikidata.org/wiki/Q3798668', 'display_name': 'Aerospace engineering', 'level': 1, 'score': 0.22414503}, {'id': 'https://openalex.org/C2781307350', 'wikidata': 'https://www.wikidata.org/wiki/Q6887221', 'display_name': 'Mobile radio', 'level': 2, 'score': 0.20227695}], 'mesh': [], 'locations_count': 1, 'locations': [{'is_oa': False, 'landing_page_url': 'https://doi.org/10.1016/0094-5765(88)90175-0', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S179591353', 'display_name': 'Acta Astronautica', 'issn_l': '0094-5765', 'issn': ['0094-5765', '1879-2030'], 'is_oa': False, 'is_in_doaj': False, 'is_core': True, 'host_organization': 'https://openalex.org/P4310320990', 'host_organization_name': 'Elsevier BV', 'host_organization_lineage': ['https://openalex.org/P4310320990'], 'host_organization_lineage_names': ['Elsevier BV'], 'type': 'journal'}, 'license': None, 'license_id': None, 'version': None, 'is_accepted': False, 'is_published': False}], 'best_oa_location': None, 'sustainable_development_goals': [{'id': 'https://metadata.un.org/sdg/9', 'display_name': 'Industry, innovation and infrastructure', 'score': 0.64}], 'grants': [], 'datasets': [], 'versions': [], 'referenced_works_count': 0, 'referenced_works': [], 'related_works': ['https://openalex.org/W4389284368', 'https://openalex.org/W4385485074', 'https://openalex.org/W4293253992', 'https://openalex.org/W3128070617', 'https://openalex.org/W2492344019', 'https://openalex.org/W2149298787', 'https://openalex.org/W2021594568', 'https://openalex.org/W1933918004', 'https://openalex.org/W1726924277', 'https://openalex.org/W1577900704'], 'abstract_inverted_index': None, 'cited_by_api_url': 'https://api.openalex.org/works?filter=cites:W2021594568', 'counts_by_year': [], 'updated_date': '2024-12-15T17:44:52.531911', 'created_date': '2016-06-24'}