PE199A1 - Sistema de radiodifusion directa via satelite - Google Patents

Sistema de radiodifusion directa via satelite

Info

Publication number
PE199A1
PE199A1 PE1996000884A PE00088496A PE199A1 PE 199 A1 PE199 A1 PE 199A1 PE 1996000884 A PE1996000884 A PE 1996000884A PE 00088496 A PE00088496 A PE 00088496A PE 199 A1 PE199 A1 PE 199A1
Authority
PE
Peru
Prior art keywords
multiplex
division
ascending
signal
links
Prior art date
Application number
PE1996000884A
Other languages
English (en)
Inventor
S Joseph Campanella
Original Assignee
Worldspace Inc
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 Worldspace Inc filed Critical Worldspace Inc
Publication of PE199A1 publication Critical patent/PE199A1/es

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J4/00—Combined time-division and frequency-division multiplex systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/14—Relay systems
    • H04B7/15—Active relay systems
    • H04B7/185—Space-based or airborne stations; Stations for satellite systems
    • H04B7/18523—Satellite systems for providing broadcast service to terrestrial stations, i.e. broadcast satellite service
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04H—BROADCAST COMMUNICATION
    • H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
    • H04H20/65—Arrangements characterised by transmission systems for broadcast
    • H04H20/71—Wireless systems
    • H04H20/74—Wireless systems of satellite networks
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04H—BROADCAST COMMUNICATION
    • H04H40/00—Arrangements specially adapted for receiving broadcast information
    • H04H40/18—Arrangements characterised by circuits or components specially adapted for receiving
    • H04H40/27—Arrangements characterised by circuits or components specially adapted for receiving specially adapted for broadcast systems covered by groups H04H20/53 - H04H20/95
    • H04H40/90—Arrangements characterised by circuits or components specially adapted for receiving specially adapted for broadcast systems covered by groups H04H20/53 - H04H20/95 specially adapted for satellite broadcast receiving
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04H—BROADCAST COMMUNICATION
    • H04H60/00—Arrangements for broadcast applications with a direct linking to broadcast information or broadcast space-time; Broadcast-related systems
    • H04H60/09—Arrangements for device control with a direct linkage to broadcast information or to broadcast space-time; Arrangements for control of broadcast-related services
    • H04H60/14—Arrangements for conditional access to broadcast information or to broadcast-related services

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Astronomy & Astrophysics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Radio Relay Systems (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
  • Circuits Of Receivers In General (AREA)
  • Time-Division Multiplex Systems (AREA)

Abstract

QUE COMPRENDE: A) UNA PLURALIDAD DE ENLACES ASCENDENTES MULTIPLEX POR DIVISION DE FRECUENCIAS, INCLUYENDO CADA UNO UN CANAL DE INFORMACION; B) UN SEGMENTO DE ESPACIO QUE RECIBE LOS ENLACES ASCENDENTES, RESTAURA LOS DATOS DE LOS CANALES DE INFORMACION A LA BANDA BASE Y COMBINA LOS DATOS DE LOS CANALES DE INFORMACION SELECCIONADOS EN UNA SENAL EN MULTIPLEX POR DIVISION DE TIEMPO; Y C) UN ENLACE DESCENDENTE MULTIPLEX POR DIVISION DE TIEMPO QUE INCLUYE UNA SENAL EN MULTIPLEX POR DIVISION DE TIEMPO. INCLUYE ADEMAS ENTRE OTROS: 1) UNA RADIO QUE RECIBE UN ENLACE DESCENDENTE EN MULTIPLEX POR DIVISION DE TIEMPO Y GENERA UNA SALIDA DESDE UNA PLURALIDAD SELECCIONABLE DE CANALES DE INFORMACION DE VELOCIDAD UNIFORME; 2) UNA ESTACION RADIODIFUSORA QUE TRANSMITE UNA SENAL DE ORIGEN DIVIDIDA ENTRE UNA PLURALIDAD DE ENLACES ASCENDENTES RELACIONADOS POR DIVISION DE FRECUENCIAS; 3) UNA ESTACION SATELITAL DE CONTROL QUE ENVIA ORDENES AL SEGMENTO DE ESPACIO PARA RECONFIGURAR EL ENCAMINAMIENTO DE LOS CANALES DE INFORMACION SELECCIONADOS DE ENLACES ASCENDENTES AL ENLACE DESCENDENTE. UN RECEPTOR DE RADIO PARA USARSE EN UN SISTEMA DE TELECOMUNICACIONES, QUE COMPRENDE: i) UN DESMODULADOR; ii) UN DESMULTIPLEXOR; Y iii) UN DECODIFICADOR QUE GENERA UNA SENAL COMPUESTA DE LA INFORMACION DE UN CONJUNTO RELACIONADO DE ENLACES ASCENDENTES
PE1996000884A 1995-12-08 1997-01-14 Sistema de radiodifusion directa via satelite PE199A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/569,346 US5835487A (en) 1995-12-08 1995-12-08 Satellite direct radio broadcast system

Publications (1)

Publication Number Publication Date
PE199A1 true PE199A1 (es) 1999-02-18

Family

ID=24275055

Family Applications (1)

Application Number Title Priority Date Filing Date
PE1996000884A PE199A1 (es) 1995-12-08 1997-01-14 Sistema de radiodifusion directa via satelite

Country Status (30)

Country Link
US (3) US5835487A (es)
EP (1) EP0956671A4 (es)
JP (1) JP2000517486A (es)
KR (1) KR19990072064A (es)
CN (1) CN1196287C (es)
AP (1) AP792A (es)
AR (1) AR005007A1 (es)
AU (1) AU713024B2 (es)
BR (1) BR9611882A (es)
CA (1) CA2238641C (es)
CU (1) CU22606A3 (es)
CZ (1) CZ170598A3 (es)
DZ (1) DZ2139A1 (es)
EA (1) EA001040B1 (es)
ID (1) ID16331A (es)
IL (1) IL124715A (es)
IN (1) IN192275B (es)
JO (1) JO1942B1 (es)
MA (1) MA24244A1 (es)
MY (1) MY132366A (es)
NZ (1) NZ324563A (es)
OA (1) OA10793A (es)
PA (1) PA8423401A1 (es)
PE (1) PE199A1 (es)
PL (1) PL327068A1 (es)
TR (1) TR199800997T2 (es)
TW (1) TW387173B (es)
UY (1) UY24393A1 (es)
WO (1) WO1997022189A1 (es)
ZA (1) ZA9610298B (es)

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CA2238641C (en) 2003-04-29
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AU1143497A (en) 1997-07-03
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CN1196287C (zh) 2005-04-06
US6249514B1 (en) 2001-06-19
EP0956671A1 (en) 1999-11-17
IN192275B (es) 2004-03-27
US5835487A (en) 1998-11-10
US7031272B2 (en) 2006-04-18
AR005007A1 (es) 1999-04-07
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MX9804474A (es) 1998-12-31
UY24393A1 (es) 1997-06-02
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DZ2139A1 (fr) 2002-10-23
MY132366A (en) 2007-10-31
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US20010012277A1 (en) 2001-08-09
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IL124715A (en) 2003-01-12
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AU713024B2 (en) 1999-11-18
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