MXPA04006808A - Sistema de intercomunicacion inalambrica. - Google Patents

Sistema de intercomunicacion inalambrica.

Info

Publication number
MXPA04006808A
MXPA04006808A MXPA04006808A MXPA04006808A MXPA04006808A MX PA04006808 A MXPA04006808 A MX PA04006808A MX PA04006808 A MXPA04006808 A MX PA04006808A MX PA04006808 A MXPA04006808 A MX PA04006808A MX PA04006808 A MXPA04006808 A MX PA04006808A
Authority
MX
Mexico
Prior art keywords
wireless
intercom unit
wireless communication
wireless intercom
intercom
Prior art date
Application number
MXPA04006808A
Other languages
English (en)
Inventor
D Fletcher Douglas
Original Assignee
3M Innovative Properties Co
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 3M Innovative Properties Co filed Critical 3M Innovative Properties Co
Publication of MXPA04006808A publication Critical patent/MXPA04006808A/es

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/72—Mobile telephones; Cordless telephones, i.e. devices for establishing wireless links to base stations without route selection
    • H04M1/725—Cordless telephones
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/72—Mobile telephones; Cordless telephones, i.e. devices for establishing wireless links to base stations without route selection
    • H04M1/725—Cordless telephones
    • H04M1/72502—Cordless telephones with one base station connected to a single line
    • H04M1/72505—Radio link set-up procedures
    • H04M1/72513—On hold, intercom or transfer communication modes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Interconnected Communication Systems, Intercoms, And Interphones (AREA)
  • Telephone Set Structure (AREA)

Abstract

Una unidad de interfono inalambrico incluye un alojamiento de dispositivos electronicos que tiene un primer lado, en donde el primer lado es configurado para acoplarse con una superficie plana. La unidad de interfono tambien incluye un microfono, un altavoz y un dispositivo de entrada, en donde estos componentes son situados sobre una porcion del alojamiento que es distinta del primer lado. El interfono ademas incluye un primer transceptor de canal para un primer intervalo de frecuencia de radio de canal. En otra modalidad, un sistema de comunicacion inalambrica incluye una unidad de interfono inalambrico y un auricular para efectuar una comunicacion inalambrica con la unidad de interfono inalambrico. Todavia en otra modalidad de la invencio, un sistema de comunicacion inalambrica incluye una unidad de interfono inalambrico y un interruptor remoto para proporcionar la informacion de entrada de usuario a la unidad de interfono.
MXPA04006808A 2002-01-15 2002-12-06 Sistema de intercomunicacion inalambrica. MXPA04006808A (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/050,308 US7103392B2 (en) 2002-01-15 2002-01-15 Wireless intercom system
PCT/US2002/039164 WO2003061147A2 (en) 2002-01-15 2002-12-06 Wireless intercom system

Publications (1)

Publication Number Publication Date
MXPA04006808A true MXPA04006808A (es) 2004-10-11

Family

ID=21964512

Family Applications (1)

Application Number Title Priority Date Filing Date
MXPA04006808A MXPA04006808A (es) 2002-01-15 2002-12-06 Sistema de intercomunicacion inalambrica.

Country Status (6)

Country Link
US (1) US7103392B2 (es)
EP (1) EP1466417A2 (es)
AU (1) AU2002351298B2 (es)
CA (1) CA2471402A1 (es)
MX (1) MXPA04006808A (es)
WO (1) WO2003061147A2 (es)

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Also Published As

Publication number Publication date
AU2002351298A1 (en) 2003-07-30
EP1466417A2 (en) 2004-10-13
WO2003061147A2 (en) 2003-07-24
WO2003061147A3 (en) 2003-08-28
US7103392B2 (en) 2006-09-05
US20030134666A1 (en) 2003-07-17
AU2002351298B2 (en) 2007-11-29
CA2471402A1 (en) 2003-07-24

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