An analysis of the effective radiation efficiency of the normal mode helical antenna close to the human abdomen at 150 MHz and consideration of efficiency improvement

Electronics and Communications in Japan, Part I: Communications (English translation of Denshi Tsushin Gakkai Ronbunshi)

Volumn 85, Issue 8, 2002, Pages 23-33

  Ogawa, Koichi ^a   Koyanagi, Yoshio ^a   Ito, Koichi ^b  

^a PANASONIC CORPORATION   (Japan)

^b CHIBA UNIVERSITY   (Japan)

Author keywords

Available power; Human body effect; Impedance mismatch; Normal mode helical antenna; Radiation efficiency

Indexed keywords

COAXIAL CABLES; ELECTRIC IMPEDANCE; ELECTROMAGNETIC WAVES; HUMAN FORM MODELS;

RADIATION EFFICIENCY;

HELICAL ANTENNAS;

EID: 0036264318     PISSN: 87566621     EISSN: None     Source Type: Journal    
DOI: 10.1002/ecja.1115     Document Type: Article

References (14)

1. Practical usefulness of normal mode helical antenna
2. Theoretical study of resonant length of vertical mode helical antenna
3. Analysis of mutual impedance of a normal mode helical antenna
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5. Human dimension data for design
6. Analysis of a dipole antenna placed near a human body
7. Average SAR and SAR distributions in man exposed to 450-MHz radiofrequency radiation
8. A study of the effects of the shoulder on the effective gain characteristics in the multiple wave environment of a dipole antenna close to a human head
9. An analysis of the performance of a handset diversity antenna influenced by head, hand and shoulder effects at 900 MHz
10. Fundamental study of SAR measurement by thermography using a brain-equivalent solid phantom
11. A study on the human phantom model for analysis of a 150 MHz band small antenna