ES2100789B1 - TRANSMISSION OF GPS CORRECTION DATA THROUGH RDS IN THE FM COMMERCIAL NETWORK. - Google Patents

TRANSMISSION OF GPS CORRECTION DATA THROUGH RDS IN THE FM COMMERCIAL NETWORK.

Info

Publication number
ES2100789B1
ES2100789B1 ES9400136A ES9400136A ES2100789B1 ES 2100789 B1 ES2100789 B1 ES 2100789B1 ES 9400136 A ES9400136 A ES 9400136A ES 9400136 A ES9400136 A ES 9400136A ES 2100789 B1 ES2100789 B1 ES 2100789B1
Authority
ES
Spain
Prior art keywords
rds
commercial
transmission
correction data
receiver
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
ES9400136A
Other languages
Spanish (es)
Other versions
ES2100789A1 (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to ES9400136A priority Critical patent/ES2100789B1/en
Publication of ES2100789A1 publication Critical patent/ES2100789A1/en
Application granted granted Critical
Publication of ES2100789B1 publication Critical patent/ES2100789B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Abstract

TRANSMISION DE DATOS DE CORRECCION GPS MEDIANTE RDS EN LA RED COMERCIAL DE FM. CONSISTENTE EN UNA CADENA COMERCIAL DE ESTACIONES DE RADIO INSTALADAS EN UNAS POSICIONES GEOGRAFICAS CONOCIDAS, DOTADA CADA UNA DE ELLAS DE UN RECEPTOS GPS DIFERENCIAL CAPAZ DE CALCULAR LAS CORRECCIONES DE DISTANCIA Y VELOCIDAD DE LOS SATELITES VISIBLES Y DE TRANSMITIRLAS A LOS USUARIOS MEDIANTE EL RADIO DATA SYSTEM (RDS) DE LAS EMISORAS DE FRECUENCIA MODULADA (FM) COMERCIALES, EN UN FORMATO RTCM CON O SIN ENCRIPTACION. LOS USUARIOS DISPONEN DE UN RECEPTOR COMERCIAL DE FM RDS O DE UN RECEPTOR DEDICADO, DONDE UNA VEZ OBTENIDA LA BANDA BASE (11), SE DEMODULA (15) Y DECODIFICA (17) EL RDS PARA OBTENER LOS MENSAJES DE CORRECCIONES DGPS (18), QUE SON DESENCRIPTADOS Y CONFORMADOS (20) PARA SER UTILIZADOS POR CUALQUIER RECEPTOR DGPS (23) COMERCIAL. EL ENCRIPTADO Y DESENCRIPTADO SE BASA EN OPERACIONES LOGICAS Y DESDE LA EMISORA SE PUEDE INHIBIR LA RECEPCION DE CORRECCIONES A UN USUARIO O GRUPO DE ELLOS.TRANSMISSION OF GPS CORRECTION DATA THROUGH RDS IN THE FM COMMERCIAL NETWORK. CONSISTING OF A COMMERCIAL CHAIN OF RADIO STATIONS INSTALLED IN KNOWN GEOGRAPHICAL POSITIONS, EACH OF THEM PROVIDED WITH A DIFFERENTIAL GPS RECEPTTS CAPABLE OF CALCULATING THE DISTANCE AND SPEED CORRECTIONS OF THE VISIBLE AND RADIO USING SATELLITE TRANSMISSION SATELLITES (RDS) OF COMMERCIAL MODULATED FREQUENCY (FM) STATIONS, IN A RTCM FORMAT WITH OR WITHOUT ENCRYPTION. USERS HAVE A COMMERCIAL FM RDS RECEIVER OR A DEDICATED RECEIVER, WHERE ONCE THE BASE BAND (11) IS OBTAINED, THE RDS IS DEMODULATED (15) AND DECODED (17) TO OBTAIN THE DGPS CORRECTION MESSAGES (18), WHICH ARE DECRYPTED AND CONFORMED (20) TO BE USED BY ANY COMMERCIAL DGPS RECEIVER (23). THE ENCRYPTED AND DECRYPTED IS BASED ON LOGICAL OPERATIONS AND FROM THE ISSUER THE RECEPTION OF CORRECTIONS TO A USER OR A GROUP OF THEM MAY BE INHIBITED.

ES9400136A 1993-08-25 1993-08-25 TRANSMISSION OF GPS CORRECTION DATA THROUGH RDS IN THE FM COMMERCIAL NETWORK. Expired - Lifetime ES2100789B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ES9400136A ES2100789B1 (en) 1993-08-25 1993-08-25 TRANSMISSION OF GPS CORRECTION DATA THROUGH RDS IN THE FM COMMERCIAL NETWORK.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES9400136A ES2100789B1 (en) 1993-08-25 1993-08-25 TRANSMISSION OF GPS CORRECTION DATA THROUGH RDS IN THE FM COMMERCIAL NETWORK.

Publications (2)

Publication Number Publication Date
ES2100789A1 ES2100789A1 (en) 1997-06-16
ES2100789B1 true ES2100789B1 (en) 1998-02-16

Family

ID=8285022

Family Applications (1)

Application Number Title Priority Date Filing Date
ES9400136A Expired - Lifetime ES2100789B1 (en) 1993-08-25 1993-08-25 TRANSMISSION OF GPS CORRECTION DATA THROUGH RDS IN THE FM COMMERCIAL NETWORK.

Country Status (1)

Country Link
ES (1) ES2100789B1 (en)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4751512A (en) * 1986-01-21 1988-06-14 Oceanonics, Inc. Differential navigation system for remote mobile users
FR2643529B1 (en) * 1989-02-22 1991-06-07 Kudelski Sa Fabr Enregistr Nag PAID TELEVISION SYSTEM USING A MEMORY CARD ASSOCIATED WITH A DECODER
US5477228A (en) * 1993-04-13 1995-12-19 Differential Corrections Inc. Differential global positioning system using radio data system

Also Published As

Publication number Publication date
ES2100789A1 (en) 1997-06-16

Similar Documents

Publication Publication Date Title
US20190391276A1 (en) Differential Correction Map for GNSS
US5969673A (en) Position locating rescue transceiver
KR20000053112A (en) System for providing location-specific data to a user
ATE168473T1 (en) DIFFERENTIAL GPS USING RDS
PE199A1 (en) DIRECT BROADCASTING SYSTEM VIA SATELLITE
BR9912986A (en) Wireless, fixed, mode / multi-rate communication system
SG49627A1 (en) Satellite based global paging system
AU7170191A (en) Satellite based acknowledge-back paging system
FR2678437B1 (en) MIXED ANTENNA FOR RECEIVING SIGNALS TRANSMITTED SIMULTANEOUSLY BY SATELLITE AND EARTH STATIONS, PARTICULARLY FOR RECEIVING DIGITAL SOUND BROADCASTING SIGNALS.
DE69032909D1 (en) GLOBAL SATELLITE COMMUNICATION SYSTEM WITH GEOGRAPHIC PROTOCOL IMPLEMENTATION
TR200003711T2 (en) Mechanisms and methods for calculating location based on broadcast start data.
PE95698A1 (en) NON-TERRESTRIAL MOBILE CELL TELECOMMUNICATION NETWORK
ES2297854T3 (en) PROCEDURE AND LOCATION SYSTEM.
JP2000065915A (en) Data receiver for receiving radio signal including correction data for global navigation satellite system and method for navigation using global navigation satellite system
AP2000001925A0 (en) Digital broadcast system using satellite direct broadcast and terrestrial repeater.
ES2100789B1 (en) TRANSMISSION OF GPS CORRECTION DATA THROUGH RDS IN THE FM COMMERCIAL NETWORK.
Bodson Digital audio around the world
WO2000007392A1 (en) Local information broadcast system
GB1399512A (en) Transmitter sequencing method and apparatus
US11800539B2 (en) Messaging from an orbital base station to cellular user equipment applications with message processing via a card operating system
Pathan et al. Dynamics of ionospheric irregularities producing VHF radio wave scintillations at low latitudes
ATE182431T1 (en) WORLDWIDE COMMUNICATION SYSTEM, RECEIVER AND WORKING METHOD THEREOF
DE69119041D1 (en) Method for radio transmission of messages between satellites and base stations and arrangements for carrying out the method
JP2725275B2 (en) General-purpose mobile communication / positioning device
JPH0972951A (en) Dgps-data transmitting system

Legal Events

Date Code Title Description
EC2A Search report published

Date of ref document: 19970616

Kind code of ref document: A1

Effective date: 19970616

FA2A Application withdrawn

Effective date: 19980803