Publication Information

{'id': 'https://openalex.org/W2358874894', 'doi': None, 'title': 'Design of fast frequency hopping synthesizer based on AD9959', 'display_name': 'Design of fast frequency hopping synthesizer based on AD9959', 'publication_year': 2009, 'publication_date': '2009-01-01', 'ids': {'openalex': 'https://openalex.org/W2358874894', 'mag': '2358874894'}, 'language': 'en', 'primary_location': {'is_oa': False, 'landing_page_url': 'http://en.cnki.com.cn/Article_en/CJFDTOTAL-YYKJ200908005.htm', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S2764366276', 'display_name': 'Applied science and technology', 'issn_l': '2579-4086', 'issn': ['2579-4086'], 'is_oa': False, 'is_in_doaj': False, 'is_indexed_in_scopus': False, 'is_core': False, 'host_organization': 'https://openalex.org/P4324096547', 'host_organization_name': 'Future Media Research Group', 'host_organization_lineage': ['https://openalex.org/P4324096547'], 'host_organization_lineage_names': ['Future Media Research Group'], 'type': 'journal'}, 'license': None, 'license_id': None, 'version': None, 'is_accepted': False, 'is_published': False}, 'type': 'article', 'type_crossref': 'journal-article', 'indexed_in': [], '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/A5000339251', 'display_name': 'SI Xi-cai', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I151727225', 'display_name': 'Harbin Engineering University', 'ror': 'https://ror.org/03x80pn82', 'country_code': 'CN', 'type': 'education', 'lineage': ['https://openalex.org/I151727225']}], 'countries': ['CN'], 'is_corresponding': True, 'raw_author_name': 'SI Xi-cai', 'raw_affiliation_strings': ['College of Information and Communication Engineering, Harbin Engineering University, Harbin 150001, China#TAB#'], 'affiliations': [{'raw_affiliation_string': 'College of Information and Communication Engineering, Harbin Engineering University, Harbin 150001, China#TAB#', 'institution_ids': ['https://openalex.org/I151727225']}]}], 'institution_assertions': [], 'countries_distinct_count': 1, 'institutions_distinct_count': 1, 'corresponding_author_ids': ['https://openalex.org/A5000339251'], 'corresponding_institution_ids': ['https://openalex.org/I151727225'], 'apc_list': None, 'apc_paid': None, 'fwci': 0.0, 'has_fulltext': False, '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': 64}, 'biblio': {'volume': None, 'issue': None, 'first_page': None, 'last_page': None}, 'is_retracted': False, 'is_paratext': False, 'primary_topic': {'id': 'https://openalex.org/T13734', 'display_name': 'Advanced Computational Techniques and Applications', 'score': 0.9867, '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'}}, 'topics': [{'id': 'https://openalex.org/T13734', 'display_name': 'Advanced Computational Techniques and Applications', 'score': 0.9867, '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'}}], 'keywords': [{'id': 'https://openalex.org/keywords/frequency-hopping-spread-spectrum', 'display_name': 'Frequency-hopping spread spectrum', 'score': 0.9242804}, {'id': 'https://openalex.org/keywords/direct-digital-synthesizer', 'display_name': 'Direct digital synthesizer', 'score': 0.7808974}, {'id': 'https://openalex.org/keywords/signal', 'display_name': 'SIGNAL (programming language)', 'score': 0.5706723}, {'id': 'https://openalex.org/keywords/frequency-multiplier', 'display_name': 'Frequency multiplier', 'score': 0.50728554}, {'id': 'https://openalex.org/keywords/frequency-agility', 'display_name': 'Frequency agility', 'score': 0.4259909}], 'concepts': [{'id': 'https://openalex.org/C122962297', 'wikidata': 'https://www.wikidata.org/wiki/Q1136013', 'display_name': 'Frequency-hopping spread spectrum', 'level': 2, 'score': 0.9242804}, {'id': 'https://openalex.org/C182099602', 'wikidata': 'https://www.wikidata.org/wiki/Q2660678', 'display_name': 'Frequency synthesizer', 'level': 4, 'score': 0.844128}, {'id': 'https://openalex.org/C166089067', 'wikidata': 'https://www.wikidata.org/wiki/Q1227465', 'display_name': 'Direct digital synthesizer', 'level': 5, 'score': 0.7808974}, {'id': 'https://openalex.org/C2779843651', 'wikidata': 'https://www.wikidata.org/wiki/Q7390335', 'display_name': 'SIGNAL (programming language)', 'level': 2, 'score': 0.5706723}, {'id': 'https://openalex.org/C24326235', 'wikidata': 'https://www.wikidata.org/wiki/Q126095', 'display_name': 'Electronic engineering', 'level': 1, 'score': 0.53213924}, {'id': 'https://openalex.org/C89631360', 'wikidata': 'https://www.wikidata.org/wiki/Q1428766', 'display_name': 'Phase noise', 'level': 2, 'score': 0.51720726}, {'id': 'https://openalex.org/C146002875', 'wikidata': 'https://www.wikidata.org/wiki/Q1074289', 'display_name': 'Frequency multiplier', 'level': 3, 'score': 0.50728554}, {'id': 'https://openalex.org/C41008148', 'wikidata': 'https://www.wikidata.org/wiki/Q21198', 'display_name': 'Computer science', 'level': 0, 'score': 0.5046388}, {'id': 'https://openalex.org/C554190296', 'wikidata': 'https://www.wikidata.org/wiki/Q47528', 'display_name': 'Radar', 'level': 2, 'score': 0.47651923}, {'id': 'https://openalex.org/C178824520', 'wikidata': 'https://www.wikidata.org/wiki/Q5502853', 'display_name': 'Frequency agility', 'level': 3, 'score': 0.4259909}, {'id': 'https://openalex.org/C12707504', 'wikidata': 'https://www.wikidata.org/wiki/Q52637', 'display_name': 'Phase-locked loop', 'level': 3, 'score': 0.38651174}, {'id': 'https://openalex.org/C119599485', 'wikidata': 'https://www.wikidata.org/wiki/Q43035', 'display_name': 'Electrical engineering', 'level': 1, 'score': 0.34350258}, {'id': 'https://openalex.org/C76155785', 'wikidata': 'https://www.wikidata.org/wiki/Q418', 'display_name': 'Telecommunications', 'level': 1, 'score': 0.27199736}, {'id': 'https://openalex.org/C127413603', 'wikidata': 'https://www.wikidata.org/wiki/Q11023', 'display_name': 'Engineering', 'level': 0, 'score': 0.1973618}, {'id': 'https://openalex.org/C2776257435', 'wikidata': 'https://www.wikidata.org/wiki/Q1576430', 'display_name': 'Bandwidth (computing)', 'level': 2, 'score': 0.15110779}, {'id': 'https://openalex.org/C199360897', 'wikidata': 'https://www.wikidata.org/wiki/Q9143', 'display_name': 'Programming language', 'level': 1, 'score': 0.0}], 'mesh': [], 'locations_count': 1, 'locations': [{'is_oa': False, 'landing_page_url': 'http://en.cnki.com.cn/Article_en/CJFDTOTAL-YYKJ200908005.htm', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S2764366276', 'display_name': 'Applied science and technology', 'issn_l': '2579-4086', 'issn': ['2579-4086'], 'is_oa': False, 'is_in_doaj': False, 'is_indexed_in_scopus': False, 'is_core': False, 'host_organization': 'https://openalex.org/P4324096547', 'host_organization_name': 'Future Media Research Group', 'host_organization_lineage': ['https://openalex.org/P4324096547'], 'host_organization_lineage_names': ['Future Media Research Group'], 'type': 'journal'}, 'license': None, 'license_id': None, 'version': None, 'is_accepted': False, 'is_published': False}], 'best_oa_location': None, 'sustainable_development_goals': [{'display_name': 'Affordable and clean energy', 'id': 'https://metadata.un.org/sdg/7', 'score': 0.56}], 'grants': [], 'datasets': [], 'versions': [], 'referenced_works_count': 0, 'referenced_works': [], 'related_works': ['https://openalex.org/W799918893', 'https://openalex.org/W3124013632', 'https://openalex.org/W2979165813', 'https://openalex.org/W2966675834', 'https://openalex.org/W2855884676', 'https://openalex.org/W2380726751', 'https://openalex.org/W2378917886', 'https://openalex.org/W2376151827', 'https://openalex.org/W2375075628', 'https://openalex.org/W2373702636', 'https://openalex.org/W2373343887', 'https://openalex.org/W2370262078', 'https://openalex.org/W2365874772', 'https://openalex.org/W2359858162', 'https://openalex.org/W2357707916', 'https://openalex.org/W2356692034', 'https://openalex.org/W2354436493', 'https://openalex.org/W2348603830', 'https://openalex.org/W2125419377', 'https://openalex.org/W2105399367'], 'abstract_inverted_index': {'AD9959': [0], 'is': [1], 'a': [2, 32, 72], 'direct': [3], 'digital': [4], 'frequency': [5, 18, 35, 43, 46, 63, 67], 'synthesizer': [6, 36], 'with': [7], 'four': [8], 'channels.It': [9], 'can': [10, 37, 53], 'provide': [11], 'high-precision': [12, 73], 'signal': [13, 60, 74], 'which': [14], 'has': [15, 27], 'the': [16, 20, 25, 59], 'same': [17, 21], 'and': [19, 50], 'phase.Any': [22], 'one': [23], 'of': [24], 'channels': [26], 'low': [28, 48], 'effect': [29], 'on': [30], 'others,so': [31], 'very': [33], 'stable': [34], 'be': [38, 56], 'designed': [39], 'as': [40, 58, 71], 'having': [41], 'fast': [42], 'hopping': [44, 64, 68], 'speed,exact': [45], 'control,very': [47], 'system': [49], 'phase': [51], 'noise.It': [52], 'not': [54], 'only': [55], 'used': [57], 'source': [61], 'in': [62], 'radar': [65], 'or': [66], 'radio,but': [69], 'also': [70], 'source.': [75]}, 'cited_by_api_url': 'https://api.openalex.org/works?filter=cites:W2358874894', 'counts_by_year': [], 'updated_date': '2025-01-19T21:18:48.605802', 'created_date': '2016-06-24'}