ES2074438T3 - Sistema de television celular multifuncion de baja potencia. - Google Patents

Sistema de television celular multifuncion de baja potencia.

Info

Publication number
ES2074438T3
ES2074438T3 ES88302180T ES88302180T ES2074438T3 ES 2074438 T3 ES2074438 T3 ES 2074438T3 ES 88302180 T ES88302180 T ES 88302180T ES 88302180 T ES88302180 T ES 88302180T ES 2074438 T3 ES2074438 T3 ES 2074438T3
Authority
ES
Spain
Prior art keywords
low power
transmitter
television system
pairs
antennas
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
ES88302180T
Other languages
English (en)
Inventor
Bernard Bossard
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.)
SUITE 12 GROUP
Original Assignee
SUITE 12 GROUP
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=21827691&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ES2074438(T3) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by SUITE 12 GROUP filed Critical SUITE 12 GROUP
Application granted granted Critical
Publication of ES2074438T3 publication Critical patent/ES2074438T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • H04H20/67—Common-wave systems, i.e. using separate transmitters operating on substantially the same frequency
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/08—Systems for the simultaneous or sequential transmission of more than one television signal, e.g. additional information signals, the signals occupying wholly or partially the same frequency band, e.g. by time division
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/10—Adaptations for transmission by electrical cable
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/14—Systems for two-way working
    • H04N7/141—Systems for two-way working between two video terminals, e.g. videophone
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/14—Systems for two-way working
    • H04N7/141—Systems for two-way working between two video terminals, e.g. videophone
    • H04N7/148—Interfacing a video terminal to a particular transmission medium, e.g. ISDN
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/16—Analogue secrecy systems; Analogue subscription systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/20—Adaptations for transmission via a GHz frequency band, e.g. via satellite
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/14—Systems for two-way working
    • H04N7/141—Systems for two-way working between two video terminals, e.g. videophone
    • H04N7/142—Constructional details of the terminal equipment, e.g. arrangements of the camera and the display
    • H04N2007/145—Handheld terminals

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • Astronomy & Astrophysics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Relay Systems (AREA)
  • Details Of Television Systems (AREA)
  • Radio Transmission System (AREA)
  • Television Receiver Circuits (AREA)
  • Television Systems (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)
  • Micro-Organisms Or Cultivation Processes Thereof (AREA)
  • Medicines Containing Material From Animals Or Micro-Organisms (AREA)
  • Telephone Function (AREA)

Abstract

SISTEMA DE TELEVISION CELULAR MULTIFUNCIONAL DE BAJA POTENCIA QUE INCLUYE VARIAS ESTACIONES TRANSMISORAS DE NODOS CELULARES DE BAJA POTENCIA Y VARIOS RECEPTORES. LAS ESTACIONES TRANSMISORAS INCLUYEN ANTENAS TRANSMISORAS OMNIDIRECCIONALES (62) Y LAS RECEPTORAS LLEVAN CONECTADAS VARIAS ANTENAS RECEPTORAS (12) DIRECCIONAS ORIENTADAS PARA RECIBIR UNA SEÑAL DE TELEVISION DE SOLO UNA DE DICHAS ANTENAS TRANSMISORAS OMNIDIRECCIONALES (62). EL SISTEMA, PREFERENTEMENTE, INCLUYE UNA CADENA DE PARES TRANSMISORES/RECEPTORES, ESTANDO DISPUESTOS LOS PARES ALTERNOS DE LA CADENA PARA TRANSMITIR Y RECIBIR SEÑALES CON UNA PRIMERA POLARIDAD DADA MIENTRAS QUE EL RESTO DE LOS PARES TRANSMITEN Y RECIBEN SEÑALES CON UNA SEGUNDA POLARIDAD.
ES88302180T 1987-03-13 1988-03-11 Sistema de television celular multifuncion de baja potencia. Expired - Lifetime ES2074438T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/025,720 US4747160A (en) 1987-03-13 1987-03-13 Low power multi-function cellular television system

Publications (1)

Publication Number Publication Date
ES2074438T3 true ES2074438T3 (es) 1995-09-16

Family

ID=21827691

Family Applications (1)

Application Number Title Priority Date Filing Date
ES88302180T Expired - Lifetime ES2074438T3 (es) 1987-03-13 1988-03-11 Sistema de television celular multifuncion de baja potencia.

Country Status (10)

Country Link
US (1) US4747160A (es)
EP (1) EP0282347B1 (es)
JP (1) JPH0795815B2 (es)
AT (1) ATE122837T1 (es)
AU (1) AU602064B2 (es)
CA (1) CA1333089C (es)
DE (1) DE3853790T2 (es)
ES (1) ES2074438T3 (es)
GR (1) GR3017045T3 (es)
MX (1) MX164756B (es)

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Also Published As

Publication number Publication date
AU1303288A (en) 1988-09-15
EP0282347A3 (en) 1990-06-13
JPS63283288A (ja) 1988-11-21
MX164756B (es) 1992-09-22
DE3853790D1 (de) 1995-06-22
JPH0795815B2 (ja) 1995-10-11
ATE122837T1 (de) 1995-06-15
EP0282347A2 (en) 1988-09-14
EP0282347B1 (en) 1995-05-17
GR3017045T3 (en) 1995-11-30
DE3853790T2 (de) 1996-02-08
US4747160A (en) 1988-05-24
AU602064B2 (en) 1990-09-27
CA1333089C (en) 1994-11-15

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