FI942782A0 - Tillämpningar samtidig analog och digital kommunikation - Google Patents

Tillämpningar samtidig analog och digital kommunikation

Info

Publication number
FI942782A0
FI942782A0 FI942782A FI942782A FI942782A0 FI 942782 A0 FI942782 A0 FI 942782A0 FI 942782 A FI942782 A FI 942782A FI 942782 A FI942782 A FI 942782A FI 942782 A0 FI942782 A0 FI 942782A0
Authority
FI
Finland
Prior art keywords
digital transmission
transmission applications
simultaneous analog
simultaneous
analog
Prior art date
Application number
FI942782A
Other languages
English (en)
Finnish (fi)
Other versions
FI942782A (sv
Inventor
B Waring Partridge
Original Assignee
At & T 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 At & T Corp filed Critical At & T Corp
Publication of FI942782A0 publication Critical patent/FI942782A0/sv
Publication of FI942782A publication Critical patent/FI942782A/sv

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J7/00—Multiplex systems in which the amplitudes or durations of the signals in individual channels are characteristic of those channels
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/0002—Modulated-carrier systems analog front ends; means for connecting modulators, demodulators or transceivers to a transmission line
    • 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
    • H04L27/3483—Modifications of the signal space to allow the transmission of additional information in order to transmit a subchannel using a modulation of the constellation points

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Telephonic Communication Services (AREA)
  • Facsimile Transmission Control (AREA)
FI942782A 1993-06-14 1994-06-13 Tillämpningar samtidig analog och digital kommunikation FI942782A (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/076,518 US5440585A (en) 1993-06-14 1993-06-14 Applications of simultaneous analog and digital communication

Publications (2)

Publication Number Publication Date
FI942782A0 true FI942782A0 (sv) 1994-06-13
FI942782A FI942782A (sv) 1994-12-15

Family

ID=22132522

Family Applications (1)

Application Number Title Priority Date Filing Date
FI942782A FI942782A (sv) 1993-06-14 1994-06-13 Tillämpningar samtidig analog och digital kommunikation

Country Status (10)

Country Link
US (1) US5440585A (sv)
EP (1) EP0630133B1 (sv)
JP (1) JPH0799513A (sv)
KR (1) KR100337955B1 (sv)
CN (1) CN1081866C (sv)
CA (1) CA2124621C (sv)
DE (1) DE69434734T2 (sv)
ES (1) ES2262133T3 (sv)
FI (1) FI942782A (sv)
IL (1) IL109996A (sv)

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US5793759A (en) * 1995-08-25 1998-08-11 Terayon Corporation Apparatus and method for digital data transmission over video cable using orthogonal cyclic codes
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US5912952A (en) * 1996-06-27 1999-06-15 At&T Corp Voice response unit with a visual menu interface
US6009151A (en) * 1996-08-27 1999-12-28 Data Race, Inc. PC card modem with microphone and speaker connectivity
US5901202A (en) * 1996-10-11 1999-05-04 At&T Corp Method for initiating a telephone call on a remote 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
US6049572A (en) * 1996-12-30 2000-04-11 Intel Corporation Optimization of QAM constellation space for auxiliary I-Q signaling
US6418203B1 (en) 1997-06-06 2002-07-09 Data Race, Inc. System and method for communicating audio information between a computer and a duplex speakerphone modem
US5949763A (en) 1997-07-17 1999-09-07 Ameritech Corporation Method and apparatus for providing broadband access conferencing services
US6097753A (en) * 1997-09-23 2000-08-01 Paradyne Corporation System and method for simultaneous voice and data with adaptive gain based on short term audio energy
US6141356A (en) * 1997-11-10 2000-10-31 Ameritech Corporation System and method for distributing voice and data information over wireless and wireline networks
US6151295A (en) * 1998-02-26 2000-11-21 Wavesat Telecom Inc. OFDM receiving system
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US6335936B1 (en) 1999-04-22 2002-01-01 Ameritech Corporation Wide area communication networking
US6285671B1 (en) * 1999-04-22 2001-09-04 Ameritech Corporation Method and system for providing facsimile service over a digital subscriber line
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US7142662B2 (en) 2000-07-11 2006-11-28 Austin Logistics Incorporated Method and system for distributing outbound telephone calls
US7715546B2 (en) 2001-07-09 2010-05-11 Austin Logistics Incorporated System and method for updating contact records
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US8504179B2 (en) 2002-02-28 2013-08-06 Smiths Medical Asd, Inc. Programmable medical infusion pump
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US8731007B2 (en) * 2005-12-30 2014-05-20 Remec Broadband Wireless, Llc Digital microwave radio link with a variety of ports
US8711888B2 (en) * 2005-12-30 2014-04-29 Remec Broadband Wireless Llc Digital microwave radio link with adaptive data rate
US8149131B2 (en) 2006-08-03 2012-04-03 Smiths Medical Asd, Inc. Interface for medical infusion pump
US8435206B2 (en) 2006-08-03 2013-05-07 Smiths Medical Asd, Inc. Interface for medical infusion pump
US8858526B2 (en) 2006-08-03 2014-10-14 Smiths Medical Asd, Inc. Interface for medical infusion pump
US8965707B2 (en) 2006-08-03 2015-02-24 Smiths Medical Asd, Inc. Interface for medical infusion pump
KR100813010B1 (ko) 2006-11-09 2008-03-13 (주)링스텔레콤 반이중 방식으로 영상 신호를 송신하고 전이중 방식으로음성 및 데이터 신호를 전송하는 방법 및 그 방법을 이용한신호 전송용 모뎀
JP5366494B2 (ja) * 2007-10-10 2013-12-11 パナソニック株式会社 マルチキャリア送信装置
WO2009047915A1 (ja) * 2007-10-10 2009-04-16 Panasonic Corporation マルチキャリア送信装置、及び、マルチキャリア受信装置
TWI450597B (zh) * 2007-12-28 2014-08-21 Asustek Comp Inc 用來切換相異類型訊號之切換裝置
US8133197B2 (en) 2008-05-02 2012-03-13 Smiths Medical Asd, Inc. Display for pump
JP5325613B2 (ja) * 2009-03-09 2013-10-23 ラピスセミコンダクタ株式会社 エコーキャンセラ装置
JP5670693B2 (ja) 2010-10-14 2015-02-18 矢崎総業株式会社 組電池の電圧監視装置
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Also Published As

Publication number Publication date
DE69434734T2 (de) 2007-03-29
IL109996A (en) 1996-10-31
KR100337955B1 (ko) 2002-09-19
CN1101773A (zh) 1995-04-19
CA2124621C (en) 1999-12-28
IL109996A0 (en) 1994-10-07
ES2262133T3 (es) 2006-11-16
EP0630133B1 (en) 2006-05-17
KR950002308A (ko) 1995-01-04
EP0630133A2 (en) 1994-12-21
DE69434734D1 (de) 2006-06-22
US5440585A (en) 1995-08-08
CA2124621A1 (en) 1994-12-15
CN1081866C (zh) 2002-03-27
FI942782A (sv) 1994-12-15
JPH0799513A (ja) 1995-04-11
EP0630133A3 (en) 1997-05-02

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