Title :
Performance comparison between circular and elliptical type micro-speakers for cellular phones
Author :
Lee, C.H. ; Hwang, G.Y. ; Hwang, S.M. ; Kang, B.S. ; Jeung, S.K.
Author_Institution :
Sch. of Mech. Eng., Pusan Nat. Univ., South Korea
fDate :
March 30 2003-April 3 2003
Abstract :
In this paper, an elliptical speaker is analyzed using electromagnetic, mechanical and acoustic analysis, and is compared with circular one. It also shows that the elliptical type has a size merit when it is mounted with a bigger window, compared to the circular type with equivalent performance.
Keywords :
loudspeakers; microcellular radio; mobile handsets; acoustic analysis; cellular phones; electromagnetic analysis; elliptical speaker; mechanical analysis; microspeakers; Acoustical engineering; Cellular phones; Digital audio players; Electromagnetic analysis; Electromagnetic coupling; Frequency; Loudspeakers; Magnetic analysis; Mobile handsets; Portable computers;
Conference_Titel :
Magnetics Conference, 2003. INTERMAG 2003. IEEE International
Conference_Location :
Boston, MA, USA
Print_ISBN :
0-7803-7647-1
DOI :
10.1109/INTMAG.2003.1230619
