{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,3,27]],"date-time":"2025-03-27T17:08:11Z","timestamp":1743095291911,"version":"3.40.3"},"publisher-location":"Singapore","reference-count":16,"publisher":"Springer Singapore","isbn-type":[{"type":"print","value":"9789811681288"},{"type":"electronic","value":"9789811681295"}],"license":[{"start":{"date-parts":[[2022,1,1]],"date-time":"2022-01-01T00:00:00Z","timestamp":1640995200000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.springer.com\/tdm"},{"start":{"date-parts":[[2022,1,1]],"date-time":"2022-01-01T00:00:00Z","timestamp":1640995200000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/www.springer.com\/tdm"}],"content-domain":{"domain":["link.springer.com"],"crossmark-restriction":false},"short-container-title":[],"published-print":{"date-parts":[[2022]]},"DOI":"10.1007\/978-981-16-8129-5_21","type":"book-chapter","created":{"date-parts":[[2022,2,11]],"date-time":"2022-02-11T17:02:58Z","timestamp":1644598978000},"page":"131-137","update-policy":"https:\/\/doi.org\/10.1007\/springer_crossmark_policy","source":"Crossref","is-referenced-by-count":0,"title":["Bandwidth Enhancement of Branch-Line Crossover Using Etching Slot Technique for Butler Matrix"],"prefix":"10.1007","author":[{"given":"Nazleen Syahira Mohd","family":"Suhaimi","sequence":"first","affiliation":[]},{"given":"Nor Muzlifah","family":"Mahyuddin","sequence":"additional","affiliation":[]}],"member":"297","published-online":{"date-parts":[[2022,2,11]]},"reference":[{"issue":"1","key":"21_CR1","doi-asserted-by":"publisher","first-page":"79","DOI":"10.1049\/iet-map.2014.0088","volume":"9","author":"H Zhu","year":"2015","unstructured":"Zhu, H., Wang, Y., Abbosh, A.: Broadband microwave crossover using parallel-coupled microstrip lines and short-ended stubs. IET Microwaves Antennas Propag. 9(1), 79\u201385 (2015)","journal-title":"IET Microwaves Antennas Propag."},{"issue":"8","key":"21_CR2","doi-asserted-by":"publisher","first-page":"3622","DOI":"10.1109\/TMTT.2018.2845868","volume":"66","author":"Y Wang","year":"2018","unstructured":"Wang, Y., Ma, K., Jian, Z.: A low-loss butler matrix using patch element and honeycomb concept on SISL platform. IEEE Trans. Microw. Theory Tech. 66(8), 3622\u20133631 (2018)","journal-title":"IEEE Trans. Microw. Theory Tech."},{"issue":"3","key":"21_CR3","doi-asserted-by":"publisher","first-page":"162","DOI":"10.1049\/el.2016.3682","volume":"53","author":"ML Seddiki","year":"2017","unstructured":"Seddiki, M.L., Ghanem, F., Nedil, M., Bouklif, A.: Compact crossover on multilayer substrate for UWB applications. Electron. Lett. 53(3), 162\u2013163 (2017)","journal-title":"Electron. Lett."},{"issue":"11","key":"21_CR4","doi-asserted-by":"publisher","first-page":"1","DOI":"10.1587\/elex.16.20190272","volume":"16","author":"C-H Hsieh","year":"2019","unstructured":"Hsieh, C.-H., Lin, Y.-T., Jhan, H.-C., Tsai, Z.-M.: Application of a two-dimensional Butler matrix antenna array for tile-based beamforming. IEICE Electron. Express. 16(11), 1\u20136 (2019)","journal-title":"IEICE Electron. Express."},{"key":"21_CR5","doi-asserted-by":"crossref","unstructured":"Hsieh, C.-H., Lin, Y.-T., Jhan, H.-C., Tsai, Z.-M.: A novel concept for 2D butler matrix with multi-layers technology.\u00a0In: 2018 Asia-Pacific Microwave Conference (APMC), pp. 533\u2013535. Kyoto (2018)","DOI":"10.23919\/APMC.2018.8617245"},{"key":"21_CR6","doi-asserted-by":"publisher","first-page":"579","DOI":"10.1109\/OJAP.2020.3029534","volume":"1","author":"NT Tuan","year":"2020","unstructured":"Tuan, N.T., Sakakibara, K., Iwasa, K., Okunaga, T., Kikuma, N., Sugimoto, Y.: Millimeter-wave butler matrix beamforming circuit using finline in double-layer dielectric substrate. IEEE Open J. Antennas Propaga. 1, 579\u2013589 (2020)","journal-title":"IEEE Open J. Antennas Propaga."},{"key":"21_CR7","doi-asserted-by":"crossref","unstructured":"Jayakrishnan, V.M., Kurup, D.G.S.: Based square patch crossover for GPS applications. In: 9th International Conference on Advanced Computing (IACC), pp. 158\u2013162. India (2019)","DOI":"10.1109\/IACC48062.2019.8971590"},{"issue":"4","key":"21_CR8","doi-asserted-by":"publisher","first-page":"1","DOI":"10.3390\/electronics6040074","volume":"6","author":"SK Menon","year":"2017","unstructured":"Menon, S.K.: Microstrip patch antenna assisted compact dual band planar crossover. Electronics 6(4), 1\u20138 (2017)","journal-title":"Electronics"},{"key":"21_CR9","doi-asserted-by":"publisher","first-page":"629","DOI":"10.1016\/j.protcy.2016.08.154","volume":"25","author":"VM Jayakrishnan","year":"2016","unstructured":"Jayakrishnan, V.M., Menon, S.K.: Ring based planar crossover for beamforming networks. Procedia Technol. 25, 629\u2013634 (2016)","journal-title":"Procedia Technol."},{"key":"21_CR10","doi-asserted-by":"crossref","unstructured":"Chen, G.-J., Pang, Y.-H.: A planar filtering crossover utilizing full-wavelength ring resonators. In: Proceedings of 2017 Asia Pacific Microwave Conference (APMC), pp. 204\u2013207 (2017)","DOI":"10.1109\/APMC.2017.8251414"},{"key":"21_CR11","doi-asserted-by":"crossref","unstructured":"Abbasi, M.A.B., Antoniades, M.A., Nikolaou, S.: A compact microstrip crossover using NRI-TL metamaterial lines. Microwave Opt. Technol. Lett. 1\u20134 (2018)","DOI":"10.1002\/mop.31458"},{"key":"21_CR12","doi-asserted-by":"crossref","unstructured":"Singh, A.K., Mandal, M.K.: A compact ultra-wideband conductor-backed CPW crossover with improved isolation. In: IEEE MTT-S International Microwave and RF Conference (IMaRC), pp. 17\u201319 (2017)","DOI":"10.1109\/IMaRC.2017.8449701"},{"issue":"1","key":"21_CR13","doi-asserted-by":"publisher","first-page":"1","DOI":"10.1002\/mmce.21460","volume":"29","author":"W Feng","year":"2019","unstructured":"Feng, W., Shen, X., Che, W.: A compact dual-band crossover using coplanar-waveguide-fed dual-mode ring resonators. Int. J. RF Microwave Comput. Aided Eng. 29(1), 1\u20135 (2019)","journal-title":"Int. J. RF Microwave Comput. Aided Eng."},{"key":"21_CR14","doi-asserted-by":"crossref","unstructured":"Zaidi, A.M., Imam, S.A., Kanaujia, B.K., Rambabu, K., Kishor, J.: Multisection branch line couplers as dual-band crossovers using coupled lines for wideband applications. Int. J. RF Microwave Comput.-Aided Eng. 29(6), 1\u20138 (2018)","DOI":"10.1002\/mmce.21523"},{"key":"21_CR15","doi-asserted-by":"crossref","unstructured":"Yeo, S.P., Deng, N.: Multi-section branch-line couplers for crossover application. Microwave Opt Technol. Lett. 59(7), 1625\u20131629 (2018)","DOI":"10.1002\/mop.30595"},{"issue":"2","key":"21_CR16","doi-asserted-by":"publisher","first-page":"1","DOI":"10.1007\/s00339-016-0617-3","volume":"123","author":"SA Babale","year":"2017","unstructured":"Babale, S.A., Rahim, S.K.A., Jusoh, M., Zahid, L.: Branch-line coupler using PDMS and Shieldit super fabric conductor. Appl. Phys. A 123(2), 1\u20134 (2017). https:\/\/doi.org\/10.1007\/s00339-016-0617-3","journal-title":"Appl. Phys. A"}],"container-title":["Lecture Notes in Electrical Engineering","Proceedings of the 11th International Conference on Robotics, Vision, Signal Processing and Power Applications"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/link.springer.com\/content\/pdf\/10.1007\/978-981-16-8129-5_21","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2022,3,29]],"date-time":"2022-03-29T19:27:35Z","timestamp":1648582055000},"score":1,"resource":{"primary":{"URL":"https:\/\/link.springer.com\/10.1007\/978-981-16-8129-5_21"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2022]]},"ISBN":["9789811681288","9789811681295"],"references-count":16,"URL":"https:\/\/doi.org\/10.1007\/978-981-16-8129-5_21","relation":{},"ISSN":["1876-1100","1876-1119"],"issn-type":[{"type":"print","value":"1876-1100"},{"type":"electronic","value":"1876-1119"}],"subject":[],"published":{"date-parts":[[2022]]},"assertion":[{"value":"11 February 2022","order":1,"name":"first_online","label":"First Online","group":{"name":"ChapterHistory","label":"Chapter History"}}]}}