AU5557399A - Apparatus and method for communicating data using a supervised, derived channel system - Google Patents

Apparatus and method for communicating data using a supervised, derived channel system

Info

Publication number
AU5557399A
AU5557399A AU55573/99A AU5557399A AU5557399A AU 5557399 A AU5557399 A AU 5557399A AU 55573/99 A AU55573/99 A AU 55573/99A AU 5557399 A AU5557399 A AU 5557399A AU 5557399 A AU5557399 A AU 5557399A
Authority
AU
Australia
Prior art keywords
supervised
channel system
communicating data
derived channel
derived
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.)
Abandoned
Application number
AU55573/99A
Inventor
Walt Jehnert
Harry Stephey
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.)
NumereX Investment Corp
Original Assignee
NumereX Investment Corp
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 NumereX Investment Corp filed Critical NumereX Investment Corp
Publication of AU5557399A publication Critical patent/AU5557399A/en
Abandoned legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M11/00—Telephonic communication systems specially adapted for combination with other electrical systems
    • H04M11/06—Simultaneous speech and data transmission, e.g. telegraphic transmission over the same conductors
    • H04M11/062—Simultaneous speech and data transmission, e.g. telegraphic transmission over the same conductors using different frequency bands for speech and other data
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Telephonic Communication Services (AREA)
AU55573/99A 1998-08-14 1999-08-13 Apparatus and method for communicating data using a supervised, derived channel system Abandoned AU5557399A (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US13541498A 1998-08-14 1998-08-14
US09135414 1998-08-14
US12625499P 1999-03-25 1999-03-25
US60126254 1999-03-25
PCT/US1999/018312 WO2000010317A1 (en) 1998-08-14 1999-08-13 Apparatus and method for communicating data using a supervised, derived channel system

Publications (1)

Publication Number Publication Date
AU5557399A true AU5557399A (en) 2000-03-06

Family

ID=26824444

Family Applications (1)

Application Number Title Priority Date Filing Date
AU55573/99A Abandoned AU5557399A (en) 1998-08-14 1999-08-13 Apparatus and method for communicating data using a supervised, derived channel system

Country Status (4)

Country Link
AR (1) AR021773A1 (en)
AU (1) AU5557399A (en)
TW (1) TW425807B (en)
WO (1) WO2000010317A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2817098B1 (en) * 2000-11-22 2006-08-04 France Telecom SECURE DISTANCE MONITORING SYSTEM OF A SITE
US8280046B2 (en) 2005-09-12 2012-10-02 Interdigital Technology Corporation Method and system for deriving an encryption key using joint randomness not shared by others
CN101288260A (en) 2005-01-27 2008-10-15 美商内数位科技公司 Method and system for deriving an encryption key using jointrandomness not shared by others
US7583726B2 (en) * 2005-09-20 2009-09-01 Tyco Safety Products Canada Ltd. Frequency shift keying (FSK) data communications using voice modem

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4442320A (en) * 1981-12-04 1984-04-10 Base Ten Systems, Inc. Remote subscriber interaction system
US5822423A (en) * 1996-03-20 1998-10-13 Numerex Investment Corporation Apparatus and method for supervising derived channel communications

Also Published As

Publication number Publication date
TW425807B (en) 2001-03-11
WO2000010317A1 (en) 2000-02-24
WO2000010317A9 (en) 2000-05-18
AR021773A1 (en) 2002-08-07

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Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase