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1. (WO2000064004) AN RF TRANSPONDER
Latest bibliographic data on file with the International Bureau   

Pub. No.:    WO/2000/064004    International Application No.:    PCT/GB2000/000709
Publication Date: 26.10.2000 International Filing Date: 29.02.2000
Chapter 2 Demand Filed:    09.11.2000    
G06K 19/07 (2006.01), H01Q 1/22 (2006.01), H01Q 1/24 (2006.01), H01Q 1/38 (2006.01), H01Q 7/00 (2006.01), H01Q 9/04 (2006.01), H01Q 21/06 (2006.01), H01Q 21/29 (2006.01), H02M 7/06 (2006.01)
Applicants: NATIONAL UNIVERSITY OF SINGAPORE [SG/SG]; 10 Kent Ridge Crescent, Singapore 119260 (SG) (For All Designated States Except US).
CET TECHNOLOGIES PTE. LTD. [SG/SG]; 51 Cuppage Road #09-08, Singapore 229469 (SG) (For All Designated States Except US).
CHIA, Michael, Yan, Wah [SG/SG]; (SG) (For US Only).
ANG, Chip, Hong [SG/SG]; (SG) (For US Only).
CHER, Lee, Song, Daryl [SG/SG]; (SG) (For US Only).
NG, Wee, Peng, Jason [SG/SG]; (SG) (For US Only).
MEDDLE, Alan, Leonard [GB/GB]; (GB) (TT only)
Inventors: CHIA, Michael, Yan, Wah; (SG).
ANG, Chip, Hong; (SG).
CHER, Lee, Song, Daryl; (SG).
NG, Wee, Peng, Jason; (SG)
Agent: HOARTON, Lloyd, Douglas, Charles; Forrester Ketley & Co., Forrester House, 52 Bounds Green Road, London N11 2EY (GB)
Priority Data:
9902217-0 16.04.1999 SG
Abstract: front page image
(EN)An RF transponder having an antenna comprising at least two ports operable to receive signals such that, in use, the signals in combination establish at least two current nulls on the antenna, each of the ports being located substantially at a current null.
(FR)L'invention concerne un transpondeur RF muni d'une antenne comprenant au moins deux ports conçus pour recevoir des signaux de manière que, pendant l'utilisation dudit transpondeur, les signaux en combinaison établissent au moins deux zéros de courant, chacun des ports se trouvant presque entièrement vers un zéro de courant.
Designated States: AE, AL, AM, AT, AU, AZ, BA, BB, BG, BR, BY, CA, CH, CN, CR, CU, CZ, DE, DK, DM, EE, ES, FI, GB, GD, GE, GH, GM, HR, HU, ID, IL, IN, IS, JP, KE, KG, KP, KR, KZ, LC, LK, LR, LS, LT, LU, LV, MA, MD, MG, MK, MN, MW, MX, NO, NZ, PL, PT, RO, RU, SD, SE, SG, SI, SK, SL, TJ, TM, TR, TT, TZ, UA, UG, US, UZ, VN, YU, ZA, ZW.
African Regional Intellectual Property Organization (GH, GM, KE, LS, MW, SD, SL, SZ, TZ, UG, ZW)
Eurasian Patent Organization (AM, AZ, BY, KG, KZ, MD, RU, TJ, TM)
European Patent Office (AT, BE, CH, CY, DE, DK, ES, FI, FR, GB, GR, IE, IT, LU, MC, NL, PT, SE)
African Intellectual Property Organization (BF, BJ, CF, CG, CI, CM, GA, GN, GW, ML, MR, NE, SN, TD, TG).
Publication Language: English (EN)
Filing Language: English (EN)