DE69309788D1 - Modem mit digitaler Isolation - Google Patents

Modem mit digitaler Isolation

Info

Publication number
DE69309788D1
DE69309788D1 DE69309788T DE69309788T DE69309788D1 DE 69309788 D1 DE69309788 D1 DE 69309788D1 DE 69309788 T DE69309788 T DE 69309788T DE 69309788 T DE69309788 T DE 69309788T DE 69309788 D1 DE69309788 D1 DE 69309788D1
Authority
DE
Germany
Prior art keywords
modem
digital isolation
isolation
digital
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.)
Expired - Fee Related
Application number
DE69309788T
Other languages
English (en)
Other versions
DE69309788T2 (de
Inventor
Raphael Rahamim
Dale E Folwell
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.)
Boeing North American Inc
Original Assignee
Rockwell International 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 Rockwell International Corp filed Critical Rockwell International Corp
Application granted granted Critical
Publication of DE69309788D1 publication Critical patent/DE69309788D1/de
Publication of DE69309788T2 publication Critical patent/DE69309788T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
DE69309788T 1992-06-09 1993-06-08 Modem mit digitaler Isolation Expired - Fee Related DE69309788T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/895,968 US5369666A (en) 1992-06-09 1992-06-09 Modem with digital isolation

Publications (2)

Publication Number Publication Date
DE69309788D1 true DE69309788D1 (de) 1997-05-22
DE69309788T2 DE69309788T2 (de) 1997-11-20

Family

ID=25405379

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69309788T Expired - Fee Related DE69309788T2 (de) 1992-06-09 1993-06-08 Modem mit digitaler Isolation

Country Status (4)

Country Link
US (1) US5369666A (de)
EP (1) EP0576882B1 (de)
JP (1) JPH0698038A (de)
DE (1) DE69309788T2 (de)

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US6456712B1 (en) 1997-04-22 2002-09-24 Silicon Laboratories Inc. Separation of ring detection functions across isolation barrier for minimum power
US6144326A (en) 1997-04-22 2000-11-07 Silicon Laboratories, Inc. Digital isolation system with ADC offset calibration
US6167134A (en) * 1997-04-22 2000-12-26 Silicon Laboratories, Inc. External resistor and method to minimize power dissipation in DC holding circuitry for a communication system
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US6823066B1 (en) * 1997-04-22 2004-11-23 Silicon Laboratories Inc. Digital access arrangement circuitry and method having current ramping control of the hookswitch
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US6516024B1 (en) 1997-04-22 2003-02-04 Silicon Laboratories Inc. Digital access arrangement circuitry and method for connecting to phone lines having a DC holding circuit with low distortion and current limiting
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US6714590B1 (en) 1999-07-23 2004-03-30 Silicon Laboratories, Inc. Integrated modem and line-isolation circuitry and associated method
US6169801B1 (en) * 1998-03-16 2001-01-02 Midcom, Inc. Digital isolation apparatus and method
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US6008681A (en) * 1998-06-02 1999-12-28 Conexant Systems, Inc. Method and apparatus for deriving power from a clock signal coupled through a transformer
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US6226331B1 (en) 1998-11-12 2001-05-01 C. P. Clare Corporation Data access arrangement for a digital subscriber line
US6359973B1 (en) 1998-11-16 2002-03-19 Conexant Systems, Inc. Data access arrangement utilizing a serialized digital data path across an isolation barrier
US6351530B1 (en) 1998-11-16 2002-02-26 Conexant Systems, Inc. Modem having a digital high voltage isolation barrier
US6081586A (en) * 1998-11-16 2000-06-27 Conexant Systems, Inc. Modem having a programmable universal data access arrangement
US6519339B1 (en) * 1999-04-30 2003-02-11 Conexant Systems, Inc. Method of regulating power transfer across an isolation barrier
WO2000067463A1 (en) * 1999-04-30 2000-11-09 Conexant Systems, Inc. Method of transferring power across an isolation barrier
US6584196B1 (en) * 1999-05-14 2003-06-24 Conexant Systems, Inc. Electronic inductor with transmit signal telephone line driver
US6731749B1 (en) 1999-05-14 2004-05-04 Conexant Systems, Inc. Telephone line interface circuit with intelligent line current and voltage control
US6647114B1 (en) 1999-05-14 2003-11-11 Conexant Systems, Inc. Telephone line interface circuit with virtual impedance
US6662238B1 (en) 1999-07-23 2003-12-09 Silicon Laboratories Inc. Integrated modem and line-isolation circuitry with command mode and data mode control and associated method
US6826225B1 (en) 1999-07-23 2004-11-30 Silicon Laboratories, Inc. Integrated modem and line-isolation circuitry with selective raw data or modem data communication and associated method
US6735246B1 (en) 1999-07-23 2004-05-11 Silicon Laboratories Inc. Integrated modem and line-isolation circuitry with data flow control and associated method
US7020187B1 (en) 1999-07-23 2006-03-28 Silicon Laboratories Inc. Integrated modem and line-isolation circuitry with HDLC framing and associated method
US6304597B1 (en) 1999-07-23 2001-10-16 Silicon Laboratories, Inc. Integrated modem and line-isolation circuitry with selective modem processing and associated method
JP3856996B2 (ja) * 1999-09-22 2006-12-13 株式会社リコー 通信端末装置及びファクシミリ装置
TW508938B (en) * 2000-06-28 2002-11-01 Agere Syst Guardian Corp Inductive coupling for silicon data access arrangement
US6658051B1 (en) 2000-10-31 2003-12-02 Centillium Communications, Inc. Electrical isolation techniques for DSL modem
EP1276305A1 (de) * 2001-05-30 2003-01-15 Texas Instruments Incorporated System und Vorrichtung zur Isolation eines Modems
US7139391B2 (en) * 2001-10-30 2006-11-21 Integration Associates, Inc. DAA hook switch
US20040184598A1 (en) * 2001-10-30 2004-09-23 Integration Associates Inc. Method and apparatus for isolation in a Caller ID or call monitor interface circuit
US7031458B2 (en) * 2001-10-30 2006-04-18 Integration Associates Inc. Method and apparatus for isolation in a data access arrangement using analog encoded pulse signaling
US7277491B2 (en) * 2002-05-14 2007-10-02 Ess Technology, Inc. Data access arrangement using a high frequency transformer for electrical isolation
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JP4062104B2 (ja) * 2003-01-24 2008-03-19 株式会社リコー ファクシミリ用モデム装置
US7075329B2 (en) * 2003-04-30 2006-07-11 Analog Devices, Inc. Signal isolators using micro-transformers
US7376212B2 (en) * 2004-06-03 2008-05-20 Silicon Laboratories Inc. RF isolator with differential input/output
US8441325B2 (en) 2004-06-03 2013-05-14 Silicon Laboratories Inc. Isolator with complementary configurable memory
US7421028B2 (en) * 2004-06-03 2008-09-02 Silicon Laboratories Inc. Transformer isolator for digital power supply
US8169108B2 (en) * 2004-06-03 2012-05-01 Silicon Laboratories Inc. Capacitive isolator
US7460604B2 (en) * 2004-06-03 2008-12-02 Silicon Laboratories Inc. RF isolator for isolating voltage sensing and gate drivers
US7302247B2 (en) * 2004-06-03 2007-11-27 Silicon Laboratories Inc. Spread spectrum isolator
US7902627B2 (en) 2004-06-03 2011-03-08 Silicon Laboratories Inc. Capacitive isolation circuitry with improved common mode detector
US8198951B2 (en) 2004-06-03 2012-06-12 Silicon Laboratories Inc. Capacitive isolation circuitry
US7447492B2 (en) * 2004-06-03 2008-11-04 Silicon Laboratories Inc. On chip transformer isolator
US7737871B2 (en) 2004-06-03 2010-06-15 Silicon Laboratories Inc. MCU with integrated voltage isolator to provide a galvanic isolation between input and output
US7738568B2 (en) * 2004-06-03 2010-06-15 Silicon Laboratories Inc. Multiplexed RF isolator
US7821428B2 (en) * 2004-06-03 2010-10-26 Silicon Laboratories Inc. MCU with integrated voltage isolator and integrated galvanically isolated asynchronous serial data link
US7577223B2 (en) * 2004-06-03 2009-08-18 Silicon Laboratories Inc. Multiplexed RF isolator circuit
US7773733B2 (en) * 2005-06-23 2010-08-10 Agere Systems Inc. Single-transformer digital isolation barrier
US7940921B2 (en) * 2005-06-23 2011-05-10 Agere Systems Inc. Continuous power transfer scheme for two-wire serial link
US7719305B2 (en) * 2006-07-06 2010-05-18 Analog Devices, Inc. Signal isolator using micro-transformers
JP2012049647A (ja) 2010-08-24 2012-03-08 Canon Inc ファクシミリ通信装置、ファクシミリ通信装置の制御方法及びプログラム
US8451032B2 (en) 2010-12-22 2013-05-28 Silicon Laboratories Inc. Capacitive isolator with schmitt trigger
US9293997B2 (en) 2013-03-14 2016-03-22 Analog Devices Global Isolated error amplifier for isolated power supplies
US10536309B2 (en) 2014-09-15 2020-01-14 Analog Devices, Inc. Demodulation of on-off-key modulated signals in signal isolator systems
US10270630B2 (en) 2014-09-15 2019-04-23 Analog Devices, Inc. Demodulation of on-off-key modulated signals in signal isolator systems
US9660848B2 (en) 2014-09-15 2017-05-23 Analog Devices Global Methods and structures to generate on/off keyed carrier signals for signal isolators
US9998301B2 (en) 2014-11-03 2018-06-12 Analog Devices, Inc. Signal isolator system with protection for common mode transients
US10290608B2 (en) 2016-09-13 2019-05-14 Allegro Microsystems, Llc Signal isolator having bidirectional diagnostic signal exchange
US11115244B2 (en) 2019-09-17 2021-09-07 Allegro Microsystems, Llc Signal isolator with three state data transmission

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Also Published As

Publication number Publication date
US5369666A (en) 1994-11-29
DE69309788T2 (de) 1997-11-20
EP0576882B1 (de) 1997-04-16
JPH0698038A (ja) 1994-04-08
EP0576882A3 (de) 1994-11-09
EP0576882A2 (de) 1994-01-05

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee