GT199700034A - Aparato y metodo para supervisar comunicaciones de canales derivados - Google Patents

Aparato y metodo para supervisar comunicaciones de canales derivados

Info

Publication number
GT199700034A
GT199700034A GT199700034A GT199700034A GT199700034A GT 199700034 A GT199700034 A GT 199700034A GT 199700034 A GT199700034 A GT 199700034A GT 199700034 A GT199700034 A GT 199700034A GT 199700034 A GT199700034 A GT 199700034A
Authority
GT
Guatemala
Prior art keywords
telephone
monitoring
central location
channel communications
signals
Prior art date
Application number
GT199700034A
Other languages
English (en)
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 filed Critical
Publication of GT199700034A publication Critical patent/GT199700034A/es

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M11/00—Telephonic communication systems specially adapted for combination with other electrical systems
    • H04M11/04—Telephonic communication systems specially adapted for combination with other electrical systems with alarm systems, e.g. fire, police or burglar alarm systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M11/00—Telephonic communication systems specially adapted for combination with other electrical systems
    • H04M11/002—Telephonic communication systems specially adapted for combination with other electrical systems with telemetering systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Telephonic Communication Services (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
  • Selective Calling Equipment (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Alarm Systems (AREA)

Abstract

UN SISTEMA PARA PROVEER COMUNICACIONES ENTRE UNA UBICACION CENTRAL Y OTROS DISPOSITIVOS QUE NO SEAN TELEFONOS CONVENCIONALES, UBICADOS EN INMUEBLES DE SUSCRIPTORES A LA RED TELEFONICA QUE COMPRENDEN: UNA SEÑAL DE RED TELEFONICA DE COMUNICACIONES; MEDIOS PARA TRANSMITIR SELECTIVAMENTE SEÑALES DE LA UBICACION CENTRAL A DIFERENTES INMUEBLES DE SUSCRIPTORES, UTILIZANDO LA SEÑAL TELEFONICA DE LA RED DE COMUNICACIONES; MEDIOS UBICADOS EN EL INMUEBLE DEL SUSCRIPTOR CONECTADOS AL TELEFONO Y RESPONDEDORES A SEÑALES TRANSMITIDAS; PARA RETRANSMISION DE SEÑALES DESDE EL INMUEBLE DEL SUSCRIPTOR A LA UBICACION CENTRAL EN UN RANGO DE FRECUENCIA TELEFONICA AUDIBLE.
GT199700034A 1996-03-20 1997-03-19 Aparato y metodo para supervisar comunicaciones de canales derivados GT199700034A (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/618,867 US5822423A (en) 1996-03-20 1996-03-20 Apparatus and method for supervising derived channel communications

Publications (1)

Publication Number Publication Date
GT199700034A true GT199700034A (es) 1998-09-10

Family

ID=24479455

Family Applications (1)

Application Number Title Priority Date Filing Date
GT199700034A GT199700034A (es) 1996-03-20 1997-03-19 Aparato y metodo para supervisar comunicaciones de canales derivados

Country Status (14)

Country Link
US (1) US5822423A (es)
EP (2) EP1042904B1 (es)
CN (1) CN1260095A (es)
AR (1) AR006324A1 (es)
AT (2) ATE378777T1 (es)
AU (1) AU712318B2 (es)
BR (1) BR9708134A (es)
CA (1) CA2249575C (es)
DE (2) DE69738306T2 (es)
GT (1) GT199700034A (es)
ID (1) ID16290A (es)
TW (1) TW393851B (es)
WO (1) WO1997035418A1 (es)
ZA (1) ZA972443B (es)

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US5956388A (en) * 1997-04-22 1999-09-21 Digital Security Controls Ltd. Security system with two signal reporting
WO2000010317A1 (en) * 1998-08-14 2000-02-24 Numerex Investment Corporation Apparatus and method for communicating data using a supervised, derived channel system
US6330274B1 (en) 1998-09-08 2001-12-11 University Of Hawaii Spread-spectrum continous-time analog correlator and method therefor
US7783508B2 (en) 1999-09-20 2010-08-24 Numerex Corp. Method and system for refining vending operations based on wireless data
US6380860B1 (en) 1999-12-14 2002-04-30 Joseph R. Goetz Portable wireless cellular fire alarm system apparatus and method
US6614842B1 (en) * 2000-07-13 2003-09-02 Infineon Technologies North America FIR filter architecture for 100Base-TX receiver
US7245928B2 (en) 2000-10-27 2007-07-17 Cellemetry, Llc Method and system for improved short message services
US20030134614A1 (en) * 2002-01-11 2003-07-17 Dye Stephen M. Mobile virtual network operator platform and method of and system for using same
TWI234706B (en) * 2002-07-26 2005-06-21 Hon Hai Prec Ind Co Ltd System and method for firmware authentication
US7323970B1 (en) 2004-01-21 2008-01-29 Numerex Corporation Method and system for remote interaction with a vehicle via wireless communication
US7680471B2 (en) 2006-05-17 2010-03-16 Numerex Corp. System and method for prolonging wireless data product's life
CA2677297C (en) 2007-02-06 2014-01-28 Michael Marett Service escrowed transportable wireless event reporting system
US8121618B2 (en) 2009-10-28 2012-02-21 Digimarc Corporation Intuitive computing methods and systems
US9484046B2 (en) 2010-11-04 2016-11-01 Digimarc Corporation Smartphone-based methods and systems
US10230346B2 (en) * 2011-01-10 2019-03-12 Zhinian Jing Acoustic voice activity detection
US9403394B2 (en) 2013-07-25 2016-08-02 The Hillman Group, Inc. Modular sublimation transfer printing apparatus
US9731534B2 (en) 2013-07-25 2017-08-15 The Hillman Group, Inc. Automated simultaneous multiple article sublimation printing process and apparatus
US9354778B2 (en) 2013-12-06 2016-05-31 Digimarc Corporation Smartphone-based methods and systems
US9311639B2 (en) 2014-02-11 2016-04-12 Digimarc Corporation Methods, apparatus and arrangements for device to device communication
US9984525B2 (en) 2014-04-24 2018-05-29 The Hillman Group, Inc. Automated vending inventory management apparatuses and method
US9962979B2 (en) 2015-08-05 2018-05-08 The Hillman Group, Inc. Semi-automated sublimation printing apparatus

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GB1402986A (en) * 1971-05-13 1975-08-13 Kent Meters Ltd Interrogation of remote stations
US3899639A (en) * 1973-05-11 1975-08-12 Edmonton City System and method for reading remotely located meters
FR2359554A1 (fr) * 1976-07-20 1978-02-17 Matra Procede et installation de transmission d'alarmes sur lignes telephoniques
US4162488A (en) * 1977-03-11 1979-07-24 Emergency Products Corporation Alarm system
DE2817090B2 (de) * 1978-04-19 1980-10-30 Siemens Ag, 1000 Berlin Und 8000 Muenchen Gefahrenmeldeanlage
US4342986A (en) * 1980-05-07 1982-08-03 Honeywell Inc. Central station alarm reporting system
US4332980A (en) * 1980-05-30 1982-06-01 Harris Corporation Multiple services system using telephone local loop
US4528423A (en) * 1981-12-04 1985-07-09 Base Ten Systems, Inc. Remote subscriber terminal unit
US4442320A (en) * 1981-12-04 1984-04-10 Base Ten Systems, Inc. Remote subscriber interaction system
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US4527235A (en) * 1983-03-15 1985-07-02 Base Ten Systems, Inc. Subscriber terminal polling unit
US4644103A (en) * 1985-06-04 1987-02-17 Base Ten Systems, Inc. Tone-responsive circuit for activating an instrumentality interfacing system
US4741022A (en) * 1985-12-13 1988-04-26 Base 10 Telecom, Inc. Remote subscriber interaction system
US4757495A (en) * 1986-03-05 1988-07-12 Telebit Corporation Speech and data multiplexor optimized for use over impaired and bandwidth restricted analog channels
US4868859A (en) * 1987-06-12 1989-09-19 Bt Telecom, Inc. Supervised, interactive alarm reporting system
US5027383A (en) * 1987-06-12 1991-06-25 Versus Technology, Inc. Supervised, interactive alarm reporting system
US4817137A (en) * 1987-11-30 1989-03-28 Yechiel Rosenfeld Apparatus for remotely determining hook status conditions
WO1989005553A1 (en) * 1987-12-07 1989-06-15 Bt Telecom, Inc. System for interfacing an alarm reporting device with a cellular radio transceiver
US4937851A (en) * 1988-07-20 1990-06-26 Keptel, Inc. Loop status verification system
US4903292A (en) * 1988-11-01 1990-02-20 Reliance Comm/Tec Corporation System for transmitting low frequency tones through a digital loop carrier system
US4922515A (en) * 1989-07-25 1990-05-01 American Telephone And Telegraph Company Communication network cut-off detection arrangement

Also Published As

Publication number Publication date
DE69738306T2 (de) 2008-09-18
EP1042904A4 (en) 2002-05-15
DE69734298D1 (de) 2006-02-09
WO1997035418A1 (en) 1997-09-25
CA2249575C (en) 2002-07-02
EP1042904A1 (en) 2000-10-11
ATE378777T1 (de) 2007-11-15
US5822423A (en) 1998-10-13
EP1042904B1 (en) 2005-09-28
DE69734298T2 (de) 2006-07-13
TW393851B (en) 2000-06-11
AR006324A1 (es) 1999-08-25
CA2249575A1 (en) 1997-09-25
ZA972443B (en) 1999-01-19
ID16290A (id) 1997-09-18
EP1578105B1 (en) 2007-11-14
AU712318B2 (en) 1999-11-04
BR9708134A (pt) 2000-01-04
AU2421297A (en) 1997-10-10
EP1578105A1 (en) 2005-09-21
DE69738306D1 (de) 2007-12-27
CN1260095A (zh) 2000-07-12
ATE305698T1 (de) 2005-10-15

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