CN1117233A - 语音、数据同时传输中的副信道通信 - Google Patents

语音、数据同时传输中的副信道通信 Download PDF

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Publication number
CN1117233A
CN1117233A CN94118392A CN94118392A CN1117233A CN 1117233 A CN1117233 A CN 1117233A CN 94118392 A CN94118392 A CN 94118392A CN 94118392 A CN94118392 A CN 94118392A CN 1117233 A CN1117233 A CN 1117233A
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CN
China
Prior art keywords
data
control
signal
symbol
character
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.)
Pending
Application number
CN94118392A
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English (en)
Chinese (zh)
Inventor
戈登·布雷默
库尔特·E·霍姆奎斯特
肯尼思·D·科
基思·A·苏德尔斯
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AT&T Corp
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AT&T Corp
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Filing date
Publication date
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First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=22539835&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=CN1117233(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by AT&T Corp filed Critical AT&T Corp
Publication of CN1117233A publication Critical patent/CN1117233A/zh
Pending legal-status Critical Current

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    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/32—Carrier systems characterised by combinations of two or more of the types covered by groups H04L27/02, H04L27/10, H04L27/18 or H04L27/26
    • H04L27/34—Amplitude- and phase-modulated carrier systems, e.g. quadrature-amplitude modulated carrier systems
    • H04L27/345—Modifications of the signal space to allow the transmission of additional information
    • H04L27/3461—Modifications of the signal space to allow the transmission of additional information in order to transmit a subchannel
    • H04L27/3477—Modifications of the signal space to allow the transmission of additional information in order to transmit a subchannel by using the outer points of the constellation or of the constituent two-dimensional constellations
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q2213/00—Indexing scheme relating to selecting arrangements in general and for multiplex systems
    • H04Q2213/13034—A/D conversion, code compression/expansion
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q2213/00—Indexing scheme relating to selecting arrangements in general and for multiplex systems
    • H04Q2213/13103—Memory
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q2213/00—Indexing scheme relating to selecting arrangements in general and for multiplex systems
    • H04Q2213/13106—Microprocessor, CPU
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q2213/00—Indexing scheme relating to selecting arrangements in general and for multiplex systems
    • H04Q2213/13174—Data transmission, file transfer
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q2213/00—Indexing scheme relating to selecting arrangements in general and for multiplex systems
    • H04Q2213/13199—Modem, modulation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q2213/00—Indexing scheme relating to selecting arrangements in general and for multiplex systems
    • H04Q2213/13201—Change-over of service during connection
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q2213/00—Indexing scheme relating to selecting arrangements in general and for multiplex systems
    • H04Q2213/13204—Protocols
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q2213/00—Indexing scheme relating to selecting arrangements in general and for multiplex systems
    • H04Q2213/13213—Counting, timing circuits
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q2213/00—Indexing scheme relating to selecting arrangements in general and for multiplex systems
    • H04Q2213/13216—Code signals, frame structure
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q2213/00—Indexing scheme relating to selecting arrangements in general and for multiplex systems
    • H04Q2213/13292—Time division multiplexing, TDM
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q2213/00—Indexing scheme relating to selecting arrangements in general and for multiplex systems
    • H04Q2213/1332—Logic circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Telephonic Communication Services (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
CN94118392A 1993-11-15 1994-11-14 语音、数据同时传输中的副信道通信 Pending CN1117233A (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/151,686 US5506866A (en) 1993-11-15 1993-11-15 Side-channel communications in simultaneous voice and data transmission
US151,686 1993-11-15

Publications (1)

Publication Number Publication Date
CN1117233A true CN1117233A (zh) 1996-02-21

Family

ID=22539835

Family Applications (1)

Application Number Title Priority Date Filing Date
CN94118392A Pending CN1117233A (zh) 1993-11-15 1994-11-14 语音、数据同时传输中的副信道通信

Country Status (8)

Country Link
US (1) US5506866A (enExample)
EP (1) EP0653871A1 (enExample)
JP (1) JPH07193658A (enExample)
KR (1) KR950016179A (enExample)
CN (1) CN1117233A (enExample)
CA (1) CA2132644A1 (enExample)
IL (1) IL111620A (enExample)
TW (1) TW251401B (enExample)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5878077A (en) * 1995-10-10 1999-03-02 Paradyne Corporation Apparatus for high-speed simultaneous voice/data communications
US5787088A (en) * 1995-11-13 1998-07-28 At&T Corp Method and system for interoperating between ISDN and PSTN transport for allowing simultaneous transmission of voice and data over one telephone line
US5999563A (en) * 1996-05-09 1999-12-07 Texas Instruments Incorporated Rate negotiation for variable-rate digital subscriber line signaling
US6295357B1 (en) * 1996-09-06 2001-09-25 Data Race, Inc. System and method for ringing other subscriber telephones connected to a telephone line during data communications on the telephone line
US6370149B1 (en) * 1998-07-20 2002-04-09 Ameritech Corporation Telecommunication system, method and subscriber unit for use therein
US7187686B1 (en) * 1996-11-01 2007-03-06 Sbc Properties, B.P. Telecommunication system, method and subscriber unit for use therein
US5901205A (en) * 1996-12-23 1999-05-04 Paradyne Corporation Adaptive voice and data bandwidth management system for multiple-line digital subscriber loop data communications
US6310864B1 (en) * 1997-06-19 2001-10-30 Paradyne Corporation Voice echo cancellation for SVD modems
US5949763A (en) 1997-07-17 1999-09-07 Ameritech Corporation Method and apparatus for providing broadband access conferencing services
US6449281B1 (en) 1997-09-30 2002-09-10 Intel Corporation Interface control of communication between a control processor and a digital signal processor
US6141356A (en) 1997-11-10 2000-10-31 Ameritech Corporation System and method for distributing voice and data information over wireless and wireline networks
US6418240B1 (en) * 1997-12-03 2002-07-09 Alaris Inc. Multiple frame image compression and decompression of motion video
US7248626B2 (en) 1997-12-05 2007-07-24 Paradyne Corporation System and method of communication via embedded modulation
US9432172B2 (en) 1997-12-05 2016-08-30 Rembrandt Wireless Technologies, Lp System and method of communication using at least two modulation methods
US20020167949A1 (en) * 1998-02-26 2002-11-14 Gordon Bremer Apparatus and method for asynchronous transfer mode (ATM) adaptive time domain duplex (ATDD) communication
US6950444B1 (en) * 1999-08-24 2005-09-27 Paradyne Corporation System and method for a robust preamble and transmission delimiting in a switched-carrier transceiver
GB2342013B (en) * 1998-09-23 2003-06-25 Sony Uk Ltd Multiplexing digital signals
WO2000027060A1 (en) * 1998-11-02 2000-05-11 Koninklijke Philips Electronics N.V. Communication system using a multiplex signal carrying an auxiliary signal
US6285671B1 (en) * 1999-04-22 2001-09-04 Ameritech Corporation Method and system for providing facsimile service over a digital subscriber line
US6335936B1 (en) 1999-04-22 2002-01-01 Ameritech Corporation Wide area communication networking
EP1089439A1 (en) * 1999-09-28 2001-04-04 TELEFONAKTIEBOLAGET L M ERICSSON (publ) Interleaver and method for interleaving an input data bit sequence using a coded storing of symbol and additional information
US7068610B2 (en) 2002-02-26 2006-06-27 Unruh Lincoln J System and method for reliable communications over multiple packet RF networks
EP2833611A1 (en) * 2013-07-31 2015-02-04 Airbus Operations GmbH Method of transmitting speech and digital data via an analog speech channel

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4558317A (en) * 1982-11-17 1985-12-10 Paradyne Corporation Digital communication link monitoring device
US4578537A (en) * 1983-08-05 1986-03-25 International Remote Imaging Systems, Inc. Telecommunication apparatus serving as an interface between a digital computer and an analog communication medium
US4627077A (en) * 1983-09-20 1986-12-02 Paradyne Corporation Modified QAM data point constellation for secondary channel signalling
US4630287A (en) * 1983-12-28 1986-12-16 Paradyne Corporation Secondary channel signalling in a QAM data point constellation
US4736377A (en) * 1986-02-11 1988-04-05 Bradley Telcom Corp. Method for determining reliability of high speed digital transmission by use of a synchronized low speed side channel
US4757495A (en) * 1986-03-05 1988-07-12 Telebit Corporation Speech and data multiplexor optimized for use over impaired and bandwidth restricted analog channels
US4899384A (en) * 1986-08-25 1990-02-06 Ibm Corporation Table controlled dynamic bit allocation in a variable rate sub-band speech coder
US4891806A (en) * 1987-09-18 1990-01-02 Racal Data Communications Inc. Constellation multiplexed inband secondary channel for voiceband modem
US5023903A (en) * 1988-05-09 1991-06-11 Bowen Frederic W Voice and data telecommunications apparatus
US5099478A (en) * 1989-05-23 1992-03-24 A.T.& T. Paradyne Communication of secondary channel byte in a synchronous modem without statistical uncertainty
US5036513A (en) * 1989-06-21 1991-07-30 Academy Of Applied Science Method of and apparatus for integrated voice (audio) communication simultaneously with "under voice" user-transparent digital data between telephone instruments
JPH0817394B2 (ja) * 1989-09-14 1996-02-21 松下電工株式会社 時分割多重伝送システムの割込処理方式
US5136586A (en) * 1989-12-04 1992-08-04 Academy Of Applied Science Method and apparatus for telephone line multiplex channeling of toll-quality voice and digital information
US5105443A (en) * 1990-05-29 1992-04-14 At&T Bell Laboratories Inband coding of secondary data
JP3092850B2 (ja) * 1990-10-05 2000-09-25 株式会社リコー 多重化データ分離方法
US5214656A (en) * 1990-12-13 1993-05-25 At&T Bell Laboratories Multiplexed coded modulation with unequal error protection
US5436390A (en) * 1991-02-01 1995-07-25 Pioneer Hi-Bred International, Inc. Inbred corn line PHR03
US5448555A (en) * 1993-06-14 1995-09-05 At&T Corp. Simultaneous analog and digital communication

Also Published As

Publication number Publication date
EP0653871A1 (en) 1995-05-17
IL111620A (en) 1997-09-30
IL111620A0 (en) 1995-01-24
KR950016179A (ko) 1995-06-17
CA2132644A1 (en) 1995-05-16
JPH07193658A (ja) 1995-07-28
US5506866A (en) 1996-04-09
TW251401B (enExample) 1995-07-11

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