A novel thin film bulk acoustic resonator (FBAR) duplexer for wireless applications

Tamkang Journal of Science and Engineering

Volumn 7, Issue 2, 2004, Pages 67-71

  Tai, C H ^a   Shing, T K ^a,c   Lee, Y D ^b   Tien, C C ^b  

^a INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE   (Taiwan)

^b CHUNG HUA UNIVERSITY   (Taiwan)

^c Delta Electronic ^*  (Taiwan)

Author keywords

Duplexer; FBAR; Filter

Indexed keywords

AUXILIARY INDUCTORS; CERAMIC FILTERS; DUPLEXERS; PARASITIC EFFECTS;

ACOUSTIC IMPEDANCE; ACOUSTIC WAVES; ANTENNAS; BANDPASS FILTERS; BANDWIDTH; COMPUTER SIMULATION; ELECTROMAGNETIC WAVE ATTENUATION; FREQUENCY DIVISION MULTIPLEXING; PHASE SHIFTERS; SIGNAL RECEIVERS; THIN FILMS; TRANSMITTERS; WIRELESS TELECOMMUNICATION SYSTEMS;

RESONATORS;

EID: 2942711696     PISSN: 15606686     EISSN: None     Source Type: Journal    
DOI: None     Document Type: Conference Paper

References (7)

1. Ikata, et al., "A Design of Antenna Duplexer Using Ladder Type SAW Filters," IEEE International Ultrasonic Symposium, 0-1 (1988).
2. Bradley, P. et al., "A Film Bulk Acoustic Resonator (FBAR) Duplexer for USPCS Handset Applications," IEEE MTT-S International on Microwave Symposium, pp. 367-370 (2001).
3. Lakin, K. M. et al., "Duplexer Incorporating Thin-Film Bulk Acoustic Resonators (FBARs)," 2001 US patent 6262637.
4. Ruby, R. et al., "PCS 1900 MHz Duplexer Using Thin Film Bulk Acoustic Resonators (FBARs)," Electronics Letters, pp. 794-795 (1999).
5. Ruby, R. et al., "High Rejection Rx Filters for GSM Handsets with Wafer Level Packaging," IEEE Ultrasonic Symposium, pp. 925-929 (2002).
6. Tai, C. H. et al., "The Study on Electrical Performance of Thin Film Bulk acoustic Wave Resonator," Nano Tech. & MEMS Conference (2002).
7. Rosenbaun, J., "Bulk Acoustic Wave Theory and Devices," Artech House (1988).