{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,8,22]],"date-time":"2025-08-22T04:46:08Z","timestamp":1755837968434},"reference-count":4,"publisher":"Institute of Electrical and Electronics Engineers (IEEE)","issue":"5","license":[{"start":{"date-parts":[[1978,5,1]],"date-time":"1978-05-01T00:00:00Z","timestamp":262828800000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/ieeexplore.ieee.org\/Xplorehelp\/downloads\/license-information\/IEEE.html"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["IEEE Trans. Commun."],"published-print":{"date-parts":[[1978,5]]},"DOI":"10.1109\/tcom.1978.1094104","type":"journal-article","created":{"date-parts":[[2004,4,29]],"date-time":"2004-04-29T00:29:18Z","timestamp":1083198558000},"page":"552-564","source":"Crossref","is-referenced-by-count":18,"title":["A Microprocessor-Based PSK Modem for Packet Transmission Over Satellite Channels"],"prefix":"10.1109","volume":"26","author":[{"given":"C.","family":"Heegard","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"J.","family":"Heller","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"A.","family":"Viterbi","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"263","reference":[{"key":"ref4","author":"franks","year":"1969","journal-title":"Signal Theory"},{"key":"ref3","author":"wozencraft","year":"1965","journal-title":"Principles of Communication Engineering"},{"key":"ref2","author":"viterbi","year":"1966","journal-title":"Principles of Coherent Communication"},{"key":"ref1","author":"oppenheim","year":"1975","journal-title":"Digital Signal Processing"}],"container-title":["IEEE Transactions on Communications"],"original-title":[],"language":"en","link":[{"URL":"http:\/\/xplorestaging.ieee.org\/ielx5\/26\/23902\/01094104.pdf?arnumber=1094104","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2021,11,29]],"date-time":"2021-11-29T20:41:24Z","timestamp":1638218484000},"score":1,"resource":{"primary":{"URL":"http:\/\/ieeexplore.ieee.org\/document\/1094104\/"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[1978,5]]},"references-count":4,"journal-issue":{"issue":"5","published-print":{"date-parts":[[1978,5]]}},"URL":"https:\/\/doi.org\/10.1109\/tcom.1978.1094104","relation":{},"ISSN":["0096-2244"],"issn-type":[{"value":"0096-2244","type":"print"}],"subject":[],"published":{"date-parts":[[1978,5]]}}}