AU694620B2 - Method of communication channel monitoring using parity bits - Google Patents

Method of communication channel monitoring using parity bits

Info

Publication number
AU694620B2
AU694620B2 AU49162/96A AU4916296A AU694620B2 AU 694620 B2 AU694620 B2 AU 694620B2 AU 49162/96 A AU49162/96 A AU 49162/96A AU 4916296 A AU4916296 A AU 4916296A AU 694620 B2 AU694620 B2 AU 694620B2
Authority
AU
Australia
Prior art keywords
method
communication channel
parity bits
channel monitoring
monitoring
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.)
Ceased
Application number
AU49162/96A
Other versions
AU4916296A (en
Inventor
Brian D Anderson
Jeffrey Brede
Steven P Buska
Harold A. Roberts
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.)
ADC Telecommunications Inc
Original Assignee
ADC Telecommunications 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
Priority to US38465995A priority Critical
Priority to US384659 priority
Priority to US45729595A priority
Priority to US457295 priority
Application filed by ADC Telecommunications Inc filed Critical ADC Telecommunications Inc
Priority to PCT/US1996/001606 priority patent/WO1996024995A2/en
Publication of AU4916296A publication Critical patent/AU4916296A/en
Application granted granted Critical
Publication of AU694620B2 publication Critical patent/AU694620B2/en
Anticipated expiration legal-status Critical
Application status is Ceased legal-status Critical

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00Television systems
    • H04N7/16Analogue secrecy systems; Analogue subscription systems
    • H04N7/173Analogue secrecy systems; Analogue subscription systems with two-way working, e.g. subscriber sending a programme selection signal
    • H04N7/17309Transmission or handling of upstream communications
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04JMULTIPLEX COMMUNICATION
    • H04J3/00Time-division multiplex systems
    • H04J3/02Details
    • H04J3/14Monitoring arrangements
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00Arrangements for detecting or preventing errors in the information received
    • H04L1/004Arrangements for detecting or preventing errors in the information received by using forward error control
    • H04L1/0056Systems characterized by the type of code used
    • H04L1/0061Error detection codes
    • H04L1/0063Single parity check
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00Arrangements for detecting or preventing errors in the information received
    • H04L1/24Testing correct operation
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00Baseband systems
    • H04L25/02Details ; Arrangements for supplying electrical power along data transmission lines
    • H04L25/03Shaping networks in transmitter or receiver, e.g. adaptive shaping networks ; Receiver end arrangements for processing baseband signals
    • H04L25/03828Arrangements for spectral shaping; Arrangements for providing signals with specified spectral properties
    • H04L25/03866Arrangements for spectral shaping; Arrangements for providing signals with specified spectral properties using scrambling
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00Modulated-carrier systems
    • H04L27/26Systems using multi-frequency codes
    • H04L27/2601Multicarrier modulation systems
    • H04L27/2614Peak power aspects
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00Modulated-carrier systems
    • H04L27/26Systems using multi-frequency codes
    • H04L27/2601Multicarrier modulation systems
    • H04L27/2626Arrangements specific to the transmitter
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00Modulated-carrier systems
    • H04L27/26Systems using multi-frequency codes
    • H04L27/2601Multicarrier modulation systems
    • H04L27/2647Arrangements specific to the receiver
    • H04L27/2649Demodulators
    • H04L27/265Fourier transform demodulators
    • H04L27/2652Fourier transform demodulators with polyphase implementation
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00Modulated-carrier systems
    • H04L27/26Systems using multi-frequency codes
    • H04L27/2601Multicarrier modulation systems
    • H04L27/2647Arrangements specific to the receiver
    • H04L27/2655Synchronisation arrangements
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00Arrangements affording multiple use of the transmission path
    • H04L5/02Channels characterised by the type of signal
    • H04L5/023Multiplexing of multicarrier modulation signals
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00Arrangements affording multiple use of the transmission path
    • H04L5/14Two-way operation using the same type of signal, i.e. duplex
    • H04L5/1469Two-way operation using the same type of signal, i.e. duplex using time-sharing
    • H04L5/1484Two-way operation using the same type of signal, i.e. duplex using time-sharing operating bytewise
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00Modulated-carrier systems
    • H04L27/0014Carrier regulation
    • H04L2027/0024Carrier regulation at the receiver end
    • H04L2027/0026Correction of carrier offset
    • H04L2027/0036Correction of carrier offset using a recovered symbol clock
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00Modulated-carrier systems
    • H04L27/0014Carrier regulation
    • H04L2027/0044Control loops for carrier regulation
    • H04L2027/0053Closed loops
    • H04L2027/0057Closed loops quadrature phase
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00Modulated-carrier systems
    • H04L27/0014Carrier regulation
    • H04L2027/0044Control loops for carrier regulation
    • H04L2027/0063Elements of loops
    • H04L2027/0067Phase error detectors
AU49162/96A 1995-02-06 1996-02-06 Method of communication channel monitoring using parity bits Ceased AU694620B2 (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
US38465995A true 1995-02-06 1995-02-06
US384659 1995-02-06
US45729595A true 1995-06-01 1995-06-01
US457295 1995-06-01
PCT/US1996/001606 WO1996024995A2 (en) 1995-02-06 1996-02-06 Method of communication channel monitoring using parity bits

Publications (2)

Publication Number Publication Date
AU4916296A AU4916296A (en) 1996-08-27
AU694620B2 true AU694620B2 (en) 1998-07-23

Family

ID=27010696

Family Applications (1)

Application Number Title Priority Date Filing Date
AU49162/96A Ceased AU694620B2 (en) 1995-02-06 1996-02-06 Method of communication channel monitoring using parity bits

Country Status (7)

Country Link
EP (1) EP0808534A2 (en)
JP (1) JPH10513622A (en)
CN (1) CN1193433A (en)
AU (1) AU694620B2 (en)
CA (1) CA2211803A1 (en)
TW (1) TW409475B (en)
WO (1) WO1996024995A2 (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6178158B1 (en) 1996-10-14 2001-01-23 Nippon Telegraph & Telephone Corporation Method and apparatus for transmission and reception
US5959658A (en) * 1996-11-12 1999-09-28 At&T Corp Network apparatus and method to provide compressed digital video over mini-fiber nodes
CA2243888C (en) * 1998-07-27 2005-10-18 Newbridge Networks Corporation Ds-o synchronization over a wireless atm link
US6038425A (en) * 1998-08-03 2000-03-14 Jeffrey; Ross A. Audio/video signal redistribution system
US6567981B1 (en) 1998-08-03 2003-05-20 Elysium Broadband Inc. Audio/video signal redistribution system
CA2788662C (en) 2000-01-07 2017-01-03 Aware, Inc. Diagnostic methods and systems for multicarrier modems
US7010730B1 (en) 2000-11-01 2006-03-07 Sunrise Telecom Incorporated System and method for testing the upstream channel of a cable network
JP3940414B2 (en) 2002-08-28 2007-07-04 富士通株式会社 Reception apparatus and frame timing detection method thereof
FR2854514B1 (en) 2003-04-30 2006-12-15 Spidcom Technologies Method for transmitting data and modem by power current
CN104639280B (en) * 2013-11-11 2019-09-13 深圳市中兴微电子技术有限公司 A kind of method and device for transmitting time division multiplexed business

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0399611A2 (en) * 1989-05-26 1990-11-28 Philips Electronics Uk Limited A communications system for data transmission over a time division duplex frequency channel
WO1993000751A1 (en) * 1991-06-25 1993-01-07 Microcom Systems, Inc. Method and apparatus for effecting efficient transmission of data
EP0599515A1 (en) * 1992-11-23 1994-06-01 AT&T Corp. Error rate monitor

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4291403A (en) * 1979-05-22 1981-09-22 Rockwell International Corporation Digital implementation of parity monitor and alarm
JPS5963833A (en) * 1982-10-04 1984-04-11 Toshiba Corp Monitoring method of transmissoin circuit
JPH047619B2 (en) * 1984-11-05 1992-02-12 Nippon Electric Co
US5448750A (en) * 1992-04-22 1995-09-05 Telefonaktiebolaget Lm Ericsson Segregation method of dynamic channel allocation in a mobile radio system
WO1995013579A1 (en) * 1993-11-09 1995-05-18 Advanced Techcom, Inc. Reducing errors in digital communication

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0399611A2 (en) * 1989-05-26 1990-11-28 Philips Electronics Uk Limited A communications system for data transmission over a time division duplex frequency channel
WO1993000751A1 (en) * 1991-06-25 1993-01-07 Microcom Systems, Inc. Method and apparatus for effecting efficient transmission of data
EP0599515A1 (en) * 1992-11-23 1994-06-01 AT&T Corp. Error rate monitor

Also Published As

Publication number Publication date
TW409475B (en) 2000-10-21
AU4916296A (en) 1996-08-27
CA2211803A1 (en) 1996-08-15
WO1996024995A3 (en) 1996-09-26
EP0808534A2 (en) 1997-11-26
WO1996024995A2 (en) 1996-08-15
CN1193433A (en) 1998-09-16
JPH10513622A (en) 1998-12-22

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Legal Events

Date Code Title Description
MK14 Patent ceased section 143(a) (annual fees not paid) or expired