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043 |an-cn---
0861 |aCo24-212/1980E-PDF
1001 |aWittke, P. H.‏ ‎|q(Paul H.)‏,|eauthor.
24510|aBand efficient digital angle modulation signals : |bfinal report / |cby P.H. Wittke, G.S. Deshpande.
264 1|aOttawa : |b[Department of Communications], |cFebruary 1980.
300 |a1 online resource (ix, 161 pages) : |bcharts, figures
336 |atext|btxt|2rdacontent
337 |acomputer|bc|2rdamedia
338 |aonline resource|bcr|2rdacarrier
4900 |aResearch report ;|vNo. 80-1
500 |aDigitized edition from print [produced by Innovation, Science and Economic Development Canada].
504 |aIncludes bibliographical references (pages 135-140).
520 |a"The increasing demand for communications has put the allocation of bandwidth in radio systems at a premium. The problem can be alleviated by the following techniques [1,2]: i) New allocations at higher frequencies ii) Frequency reuse techniques iii) Data compression by source encoding iv) Spectrally efficient modulation. The last technique as applied to data transmission is studied in this report. The primary objective of spectrally efficient data transmission is to transmit data at a specified rate and error performance in as small a channel bandwidth as possible. The investigation is further restricted to constant envelope signais. Constant envelope signals are desirable in communication systems due to their immunity to fading and non-linear distortion"--Introduction, page 1.
650 0|aAngle modulation.
650 0|aRadio frequency modulation|xTesting.
650 6|aModulation d'angle.
650 6|aModulation de fréquence.
7101 |aCanada. |bDepartment of Communications.
7102 |aQueen's University (Kingston, Ont.). |bDept. of Electrical Engineering.
85640|qPDF|s7.22 MB|uhttps://publications.gc.ca/collections/collection_2019/isde-ised/Co24/Co24-212-1980-eng.pdf