Impact of CDMA wireless phone power output and puncture rate on hearing aid interference levels

Biomedical Instrumentation and Technology

Volumn 34, Issue 1, 2000, Pages 29-30

  Fry, Tamy L ^a   Schlegel, Robert E ^a,b   Grant, Hank ^a  

^a University of Oklahoma   (United States)

^b UNIVERSITY OF OKLAHOMA   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

AUDITORY DISCRIMINATION; HEARING AID; IMMUNITY; RADIOFREQUENCY; REVIEW; SIGNAL PROCESSING; SPEECH INTELLIGIBILITY;

EQUIPMENT DESIGN; EQUIPMENT FAILURE; HEARING AIDS; INTERFEROMETRY; RADIO WAVES; SOUND; TELEPHONE;

EID: 0033981229     PISSN: 08998205     EISSN: None     Source Type: Journal    
DOI: None     Document Type: Review

References (7)

1. Cellular Telecommunications Industry Association. Wireless industry sets new record for subscriber growth; over 12 million net new subscribers for past 12 months. Wireless Daily News. October 13, 1998. Available at: http://www.wow-com. com//professional/news.
2. Ross AHM. Welcome to the World of CDMA: The CDMA Technology Site. CDG website. Available at: http://www. cdg.org/a_ross/index.html. Accessed July 13, 1996.
3. Moyer W. Effects of CDMA and GSM transmit power on hearing aid devices. Document QC C63.19-001. San Diego, CA: QUALCOMM Inc., 1998.
4. Viterbi AJ. CDMA: Principles of Spread-Spectrum Communication. Reading, MA: Addition-Wesley Publishing Company, 1995.
5. Srinivasan S, Schlegel RE, Grant H. Evaluation of the interaction between wireless phones and hearing aids, Phase II-B: Clinical determination of the speech-to-interference ratio. EMC Report 1997-2. Norman, OK: Center for the Study of Wireless Electromagnetic Compatibility, University of Oklahoma, 1998.
6. Schlegel RE, Srinivasan S, Grant H, Shehab RL, Raman S. Clinical assessment of electromagnetic compatibility of hearing aids and digital wireless phones. Proceedings of the 42nd Annual Meeting of the Human Factors and Ergonomics Society; October 5-9, 1998; Santa Monica, CA: Human Factors and Ergonomics Society, 1998.
7. American National Standards Institute. ANSI S3.22 - 1996: Specification of hearing aid characteristics. New York, NY: Acoustical Society of America, 1996.