{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,12,20]],"date-time":"2025-12-20T21:59:46Z","timestamp":1766267986373,"version":"build-2065373602"},"reference-count":45,"publisher":"Wiley","issue":"10","license":[{"start":{"date-parts":[[2025,1,23]],"date-time":"2025-01-23T00:00:00Z","timestamp":1737590400000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/linproxy.fan.workers.dev:443\/http\/onlinelibrary.wiley.com\/termsAndConditions#vor"}],"funder":[{"DOI":"10.13039\/501100001809","name":"National Natural Science Foundation of China","doi-asserted-by":"publisher","award":["62371176"],"award-info":[{"award-number":["62371176"]}],"id":[{"id":"10.13039\/501100001809","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/100022955","name":"Fundamental Research Funds for the Provincial Universities of Zhejiang","doi-asserted-by":"publisher","award":["GK229909299001\u2010011"],"award-info":[{"award-number":["GK229909299001\u2010011"]}],"id":[{"id":"10.13039\/100022955","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":["onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["Circuit Theory &amp;amp; Apps"],"published-print":{"date-parts":[[2025,10]]},"abstract":"<jats:title>ABSTRACT<\/jats:title><jats:p>Spoof surface plasmon polariton (SSPP) is a technique for controlling and manipulating electromagnetic waves within the microwave frequency range through ultrathin corrugated metallic strips. According to current research, SSPPs are primarily used for designing passive circuits and single\u2010ended power amplifiers (PAs). This work employs SSPP theory for the design of a broadband high\u2010efficiency Doherty power amplifier (DPA). The input and output matching networks of the carrier power amplifier (CPA) and peak power amplifier (PPA) are designed based on SSPP structure in order to improve the back\u2010off (BO) efficiency of the DPAs. Results of measurements indicate that the proposed height\u2010variable SSPP\u2010based DPA achieves a saturated output power of 41.4\u2009dBm and a maximum efficiency of 61.1% within the frequency range of 1.6\u20132.2\u2009GHz, whereas BO efficiency remains above 51.2%, demonstrating the effectiveness of the proposed techniques.<\/jats:p>","DOI":"10.1002\/cta.4439","type":"journal-article","created":{"date-parts":[[2025,1,24]],"date-time":"2025-01-24T00:26:52Z","timestamp":1737678412000},"page":"5678-5690","update-policy":"https:\/\/linproxy.fan.workers.dev:443\/https\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":2,"title":["Design of Broadband Doherty Power Amplifier Based on Spoof Surface Plasmon Polaritons"],"prefix":"10.1002","volume":"53","author":[{"given":"Hongbo","family":"Zhang","sequence":"first","affiliation":[{"name":"Innovation Center for Electronic Design Automation Technology Hangzhou Dianzi University  Hangzhou China"}]},{"given":"Maojia","family":"Geng","sequence":"additional","affiliation":[{"name":"Innovation Center for Electronic Design Automation Technology Hangzhou Dianzi University  Hangzhou China"}]},{"given":"Giovanni","family":"Crupi","sequence":"additional","affiliation":[{"name":"BIOMORF Department University of Messina  Messina Italy"}]},{"ORCID":"https:\/\/linproxy.fan.workers.dev:443\/https\/orcid.org\/0000-0001-7024-9248","authenticated-orcid":false,"given":"Jialin","family":"Cai","sequence":"additional","affiliation":[{"name":"Innovation Center for Electronic Design Automation Technology Hangzhou Dianzi University  Hangzhou China"}]}],"member":"311","published-online":{"date-parts":[[2025,1,23]]},"reference":[{"key":"e_1_2_9_2_1","doi-asserted-by":"publisher","DOI":"10.1109\/ACCESS.2020.2997826"},{"key":"e_1_2_9_3_1","doi-asserted-by":"publisher","DOI":"10.1109\/ACCESS.2018.2868238"},{"key":"e_1_2_9_4_1","doi-asserted-by":"publisher","DOI":"10.1109\/TMTT.2020.3014616"},{"key":"e_1_2_9_5_1","doi-asserted-by":"publisher","DOI":"10.1109\/TMTT.2020.2983925"},{"key":"e_1_2_9_6_1","doi-asserted-by":"publisher","DOI":"10.1109\/22.989965"},{"key":"e_1_2_9_7_1","doi-asserted-by":"publisher","DOI":"10.1109\/TMTT.2014.2333713"},{"key":"e_1_2_9_8_1","doi-asserted-by":"publisher","DOI":"10.1109\/TMTT.2012.2215625"},{"key":"e_1_2_9_9_1","doi-asserted-by":"publisher","DOI":"10.1109\/TMTT.2005.845716"},{"key":"e_1_2_9_10_1","doi-asserted-by":"publisher","DOI":"10.1109\/LMWC.2021.3067268"},{"key":"e_1_2_9_11_1","doi-asserted-by":"publisher","DOI":"10.1109\/LMWC.2017.2679046"},{"key":"e_1_2_9_12_1","doi-asserted-by":"publisher","DOI":"10.1109\/TCSII.2019.2900596"},{"key":"e_1_2_9_13_1","doi-asserted-by":"publisher","DOI":"10.1109\/TPEL.2011.2162005"},{"key":"e_1_2_9_14_1","doi-asserted-by":"publisher","DOI":"10.1109\/TCOM.1974.1092141"},{"key":"e_1_2_9_15_1","doi-asserted-by":"publisher","DOI":"10.1109\/JRPROC.1936.228468"},{"key":"e_1_2_9_16_1","doi-asserted-by":"publisher","DOI":"10.1109\/ACCESS.2022.3201348"},{"key":"e_1_2_9_17_1","doi-asserted-by":"publisher","DOI":"10.1109\/TCSI.2016.2515419"},{"key":"e_1_2_9_18_1","doi-asserted-by":"publisher","DOI":"10.1109\/TMTT.2014.2385087"},{"key":"e_1_2_9_19_1","doi-asserted-by":"publisher","DOI":"10.1109\/TMTT.2011.2175237"},{"key":"e_1_2_9_20_1","doi-asserted-by":"publisher","DOI":"10.1109\/TMTT.2015.2495201"},{"key":"e_1_2_9_21_1","doi-asserted-by":"publisher","DOI":"10.1109\/LMWC.2015.2505651"},{"key":"e_1_2_9_22_1","doi-asserted-by":"publisher","DOI":"10.1109\/TCSI.2018.2869905"},{"key":"e_1_2_9_23_1","doi-asserted-by":"publisher","DOI":"10.1109\/TMTT.2018.2884415"},{"key":"e_1_2_9_24_1","doi-asserted-by":"publisher","DOI":"10.1109\/TCSI.2017.2658689"},{"key":"e_1_2_9_25_1","doi-asserted-by":"publisher","DOI":"10.1109\/ACCESS.2021.3072780"},{"key":"e_1_2_9_26_1","doi-asserted-by":"publisher","DOI":"10.1109\/TCSI.2020.3026064"},{"key":"e_1_2_9_27_1","doi-asserted-by":"publisher","DOI":"10.1364\/JOSA.31.000213"},{"issue":"22702","key":"e_1_2_9_28_1","first-page":"1","article-title":"Multi\u2010Layer 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