AU2001233224A1 - System and method for adjusting pcm data frames for robbed bit signaling in a telephone network - Google Patents

System and method for adjusting pcm data frames for robbed bit signaling in a telephone network

Info

Publication number
AU2001233224A1
AU2001233224A1 AU2001233224A AU3322401A AU2001233224A1 AU 2001233224 A1 AU2001233224 A1 AU 2001233224A1 AU 2001233224 A AU2001233224 A AU 2001233224A AU 3322401 A AU3322401 A AU 3322401A AU 2001233224 A1 AU2001233224 A1 AU 2001233224A1
Authority
AU
Australia
Prior art keywords
telephone network
data frames
pcm data
bit signaling
robbed bit
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
AU2001233224A
Other languages
English (en)
Inventor
S. Arif Ahmed
Dae-Young Kim
Jack Liu
Patrick Maurer
Sepehr Mehrabanzad
Vladimir Parizhsky
John Pilozzi
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.)
Motorola Solutions Inc
Original Assignee
Motorola 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
Application filed by Motorola Inc filed Critical Motorola Inc
Publication of AU2001233224A1 publication Critical patent/AU2001233224A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B14/00—Transmission systems not characterised by the medium used for transmission
    • H04B14/02—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation
    • H04B14/04—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation using pulse code modulation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/02—Details
    • H04J3/12—Arrangements providing for calling or supervisory signals
    • H04J3/125—One of the channel pulses or the synchronisation pulse is also used for transmitting monitoring or supervisory signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/38—Synchronous or start-stop systems, e.g. for Baudot code
    • H04L25/40—Transmitting circuits; Receiving circuits
    • H04L25/49—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems
    • H04L25/4917—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems using multilevel codes
    • H04L25/4927—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems using multilevel codes using levels matched to the quantisation levels of the channel

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Error Detection And Correction (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Dc Digital Transmission (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
AU2001233224A 2000-02-04 2001-02-01 System and method for adjusting pcm data frames for robbed bit signaling in a telephone network Abandoned AU2001233224A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US09/499,088 US6266376B1 (en) 2000-02-04 2000-02-04 System and method for adjusting PCM data frames for robbed bit signaling in a telephone network
US09499088 2000-02-04
PCT/US2001/003339 WO2001058058A1 (en) 2000-02-04 2001-02-01 System and method for adjusting pcm data frames for robbed bit signaling in a telephone network

Publications (1)

Publication Number Publication Date
AU2001233224A1 true AU2001233224A1 (en) 2001-08-14

Family

ID=23983764

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2001233224A Abandoned AU2001233224A1 (en) 2000-02-04 2001-02-01 System and method for adjusting pcm data frames for robbed bit signaling in a telephone network

Country Status (8)

Country Link
US (1) US6266376B1 (ja)
EP (1) EP1256195A4 (ja)
JP (1) JP4651259B2 (ja)
KR (1) KR100771086B1 (ja)
CN (1) CN1208917C (ja)
AU (1) AU2001233224A1 (ja)
CA (1) CA2399513C (ja)
WO (1) WO2001058058A1 (ja)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6643270B1 (en) * 1998-03-03 2003-11-04 Vocal Technologies, Ltd Method of compensating for systemic impairments in a telecommunications network
US6711207B1 (en) * 1999-03-11 2004-03-23 Globespanvirata, Inc. System and method for reduced power consumption in digital subscriber line modems
US6594306B1 (en) * 1999-09-03 2003-07-15 Motorola, Inc. Method and apparatus for a start-up procedure for digital and analog modems utilizing pulse code modulation for data transmission
US7321618B2 (en) * 2002-04-09 2008-01-22 Texas Instruments Incorporated PCM upstream data transmission server
US7023927B2 (en) * 2002-04-12 2006-04-04 Texas Instruments Incorporated Constellation design for PCM upstream modulation
US6888885B2 (en) * 2002-10-31 2005-05-03 Agere Systems Inc. Modem data constellation design including power compensation for analog loss and utilization of maximum dynamic range of CODEC

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5754594A (en) * 1996-08-23 1998-05-19 Paradyne Corporation Cooperative feedback system and method for a compensation system associated with a transmitter or codec
US5729226A (en) * 1996-08-23 1998-03-17 Paradyne Corporation Rob bit compensation system and method associated with a transmitter or CODEC
US5784405A (en) * 1996-08-23 1998-07-21 Paradyne Corporation Noncooperative feedback system and method for a compensation system associated with a transmitter or CODEC
US5875229A (en) * 1996-10-15 1999-02-23 Motorola Inc. System and device for, and method of, detecting, characterizing, and mitigating deterministic distortion in a communications network
US6084915A (en) * 1997-03-03 2000-07-04 3Com Corporation Signaling method having mixed-base shell map indices
US6332009B2 (en) * 1997-09-03 2001-12-18 Conexant Systems, Inc. Method and apparatus for generating a line impairment learning signal for a data communication system
US6009121A (en) * 1997-10-24 1999-12-28 3Com Corporation Method and device for generating signal constellations in PCM space for high speed data communications
EP1038379B1 (en) * 1997-12-29 2008-07-30 Motorola, Inc. Method and apparatus of selecting a constellation point, for each group of data bits to be transmitted by an analog pcm modem
US6201842B1 (en) * 1997-12-29 2001-03-13 Motorola Inc. Device and method for detecting PCM upstream digital impairments in a communication network
US6181752B1 (en) * 1997-12-29 2001-01-30 Motorola Inc. Device and method for detecting PCM upstream digital impairments in a communication network
US6034991A (en) * 1998-01-26 2000-03-07 Conexant Systems, Inc. Method and apparatus for implementing enhanced multiple modulus conversion techniques in a signal point mapping context
US6198766B1 (en) * 1998-03-17 2001-03-06 International Business Machines Corporation Method and apparatus for adaptive pre-demodulation pulse shaping
US6201836B1 (en) * 1999-01-20 2001-03-13 Motorola Inc. Method and apparatus for combining a Trellis coding scheme with a pre-coding scheme for data signals
US6178200B1 (en) * 1999-01-28 2001-01-23 Pctel, Inc. Constellation design for a PCM modem

Also Published As

Publication number Publication date
KR100771086B1 (ko) 2007-10-30
CA2399513A1 (en) 2001-08-09
JP2003522469A (ja) 2003-07-22
EP1256195A4 (en) 2006-04-12
JP4651259B2 (ja) 2011-03-16
US6266376B1 (en) 2001-07-24
WO2001058058A1 (en) 2001-08-09
KR20030007410A (ko) 2003-01-23
CN1208917C (zh) 2005-06-29
CA2399513C (en) 2005-04-19
CN1398463A (zh) 2003-02-19
EP1256195A1 (en) 2002-11-13

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