{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,7,30]],"date-time":"2025-07-30T14:11:28Z","timestamp":1753884688690,"version":"3.41.2"},"reference-count":10,"publisher":"World Scientific Pub Co Pte Ltd","issue":"09","funder":[{"DOI":"10.13039\/501100001809","name":"National Natural Science Foundation of China","doi-asserted-by":"publisher","award":["61904124"],"award-info":[{"award-number":["61904124"]}],"id":[{"id":"10.13039\/501100001809","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["J CIRCUIT SYST COMP"],"published-print":{"date-parts":[[2023,6]]},"abstract":"<jats:p> We present a novel switched-capacitor, integrator-multiplexing, second-order delta-sigma modulator (DSM) featuring a single differential difference amplifier (DDA). Power consumption is low and resolution is high when this DSM is used for portable electroencephalographic applications. A single DDA (rather than a conventional operational transconductance amplifier) with appropriate switch and capacitor architectures is used to create the second-order switched-capacitor DSM. The configuration ensures that the resolution is high. The modulator was implemented using a standard 180 nm complementary metal\u2013oxide\u2013silicon process. At a supply voltage of 1.8 V, a signal bandwidth of 250 Hz and a sampling frequency of 200 kHz, simulations demonstrated that the modulator achieved an 82 dB peak signal-to-noise\u2013distortion ratio and an effective number of bits of 14. <\/jats:p>","DOI":"10.1142\/s0218126623501554","type":"journal-article","created":{"date-parts":[[2022,11,14]],"date-time":"2022-11-14T07:46:56Z","timestamp":1668412016000},"source":"Crossref","is-referenced-by-count":1,"title":["A Switched-Capacitor, Integrator-Multiplexing, Second-Order Delta-Sigma Modulator Featuring a Single Differential Difference Amplifier for Portable EEG Application"],"prefix":"10.1142","volume":"32","author":[{"given":"Quanzhen","family":"Duan","sequence":"first","affiliation":[{"name":"School of Integrated Circuits, Sun Yat-sen University, Shenzhen, P. R. China"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Dameng","family":"Kong","sequence":"additional","affiliation":[{"name":"School of Integrated Circuit Science and Engineering, Tianjin University of Technology, Tianjin, P. R. China"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Chenxi","family":"Lin","sequence":"additional","affiliation":[{"name":"School of Integrated Circuit Science and Engineering, Tianjin University of Technology, Tianjin, P. R. China"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-4586-3067","authenticated-orcid":false,"given":"Shengming","family":"Huang","sequence":"additional","affiliation":[{"name":"School of Integrated Circuit Science and Engineering, Tianjin University of Technology, Tianjin, P. R. 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