(19)
(11) EP 0 685 128 A1

(12)

(43) Date of publication:
06.12.1995 Bulletin 1995/49

(21) Application number: 95906655.0

(22) Date of filing: 16.12.1994
(51) International Patent Classification (IPC): 
H04B 7/ 005( . )
H04W 52/ 24( . )
H04W 52/ 14( . )
(86) International application number:
PCT/US1994/014562
(87) International publication number:
WO 1995/017048 (22.06.1995 Gazette 1995/26)
(84) Designated Contracting States:
AT BE CH DE DK ES FR GB GR IE IT LI LU MC NL PT SE

(30) Priority: 16.12.1993 IL 19930108056

(71) Applicant: GEOTEK INDUSTRIES INC.
Montvale, NJ 07645 (US)

(72) Inventors:
  • RITZ, Mordechai
    23800 Givat Elah (IL)
  • SILBERSHATZ, Giora
    34673 Haifa (IL)
  • MILLER, Shmuel
    25167 D.N. Maale-Hagalil (IL)

(74) Representative: Beresford, Keith Denis Lewis, et al 
R.G.C. Jenkins & Co. 12-15, Fetter Lane
London EC4A 1PL
London EC4A 1PL (GB)

   


(54) RADIO TELEPHONE SYSTEM FOR MINIMIZING CO-CHANNEL INTERFERENCE UTILIZING GEOGRAPHIC SEPARATION OF SIGNALS AND TRANSMISSION POWER CONTROL