DE69620023D1 - Modemschleifenstromerkennungssystem zur detektion eines schleifenschlusszustands in einer nebensprechstelle - Google Patents

Modemschleifenstromerkennungssystem zur detektion eines schleifenschlusszustands in einer nebensprechstelle

Info

Publication number
DE69620023D1
DE69620023D1 DE69620023T DE69620023T DE69620023D1 DE 69620023 D1 DE69620023 D1 DE 69620023D1 DE 69620023 T DE69620023 T DE 69620023T DE 69620023 T DE69620023 T DE 69620023T DE 69620023 D1 DE69620023 D1 DE 69620023D1
Authority
DE
Germany
Prior art keywords
loop
intercom
sub
loss
detecting
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 - Lifetime
Application number
DE69620023T
Other languages
English (en)
Other versions
DE69620023T2 (de
Inventor
Alan Pitsch
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.)
Technicolor USA Inc
Original Assignee
Thomson Consumer Electronics 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 claimed from GBGB9600002.1A external-priority patent/GB9600002D0/en
Priority claimed from GBGB9613608.0A external-priority patent/GB9613608D0/en
Application filed by Thomson Consumer Electronics Inc filed Critical Thomson Consumer Electronics Inc
Application granted granted Critical
Publication of DE69620023D1 publication Critical patent/DE69620023D1/de
Publication of DE69620023T2 publication Critical patent/DE69620023T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
    • G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
    • G06K19/067—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components
    • G06K19/07—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips
    • G06K19/0701—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips at least one of the integrated circuit chips comprising an arrangement for power management
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
    • G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
    • G06K19/067—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components
    • G06K19/07—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips
    • G06K19/073—Special arrangements for circuits, e.g. for protecting identification code in memory
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/0008—General problems related to the reading of electronic memory record carriers, independent of its reading method, e.g. power transfer
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/0013—Methods or arrangements for sensing record carriers, e.g. for reading patterns by galvanic contacts, e.g. card connectors for ISO-7816 compliant smart cards or memory cards, e.g. SD card readers
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/0013—Methods or arrangements for sensing record carriers, e.g. for reading patterns by galvanic contacts, e.g. card connectors for ISO-7816 compliant smart cards or memory cards, e.g. SD card readers
    • G06K7/0021—Methods or arrangements for sensing record carriers, e.g. for reading patterns by galvanic contacts, e.g. card connectors for ISO-7816 compliant smart cards or memory cards, e.g. SD card readers for reading/sensing record carriers having surface contacts
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/0013—Methods or arrangements for sensing record carriers, e.g. for reading patterns by galvanic contacts, e.g. card connectors for ISO-7816 compliant smart cards or memory cards, e.g. SD card readers
    • G06K7/0086—Methods or arrangements for sensing record carriers, e.g. for reading patterns by galvanic contacts, e.g. card connectors for ISO-7816 compliant smart cards or memory cards, e.g. SD card readers the connector comprising a circuit for steering the operations of the card connector
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J9/00—Remote-control of tuned circuits; Combined remote-control of tuning and other functions, e.g. brightness, amplification
    • H03J9/06—Remote-control of tuned circuits; Combined remote-control of tuning and other functions, e.g. brightness, amplification using electromagnetic waves other than radio waves, e.g. light
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/22—Modifications for ensuring a predetermined initial state when the supply voltage has been applied
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/51—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used
    • H03K17/78—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used using opto-electronic devices, i.e. light-emitting and photoelectric devices electrically- or optically-coupled
    • H03K17/795—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used using opto-electronic devices, i.e. light-emitting and photoelectric devices electrically- or optically-coupled controlling bipolar transistors
    • H03K17/7955—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used using opto-electronic devices, i.e. light-emitting and photoelectric devices electrically- or optically-coupled controlling bipolar transistors using phototransistors
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/738—Interface circuits for coupling substations to external telephone lines
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/738—Interface circuits for coupling substations to external telephone lines
    • H04M1/7385—Programmable or microprocessor-controlled
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/738—Interface circuits for coupling substations to external telephone lines
    • H04M1/74—Interface circuits for coupling substations to external telephone lines with means for reducing interference; with means for reducing effects due to line faults
    • H04M1/745—Protection devices or circuits for voltages surges on the line
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/82—Line monitoring circuits for call progress or status discrimination

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Artificial Intelligence (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Signal Processing (AREA)
  • Computer Security & Cryptography (AREA)
  • General Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Telephonic Communication Services (AREA)
  • Interface Circuits In Exchanges (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Power Sources (AREA)
  • Devices For Supply Of Signal Current (AREA)
  • Telephone Function (AREA)
  • Details Of Connecting Devices For Male And Female Coupling (AREA)
  • Optical Communication System (AREA)
  • Sub-Exchange Stations And Push- Button Telephones (AREA)
  • Selective Calling Equipment (AREA)
  • Noise Elimination (AREA)
  • Communication Control (AREA)
  • Filters And Equalizers (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
  • Air Bags (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
DE69620023T 1995-12-22 1996-12-18 Modemschleifenstromerkennungssystem zur detektion eines schleifenschlusszustands in einer nebensprechstelle Expired - Lifetime DE69620023T2 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US917895P 1995-12-22 1995-12-22
GBGB9600002.1A GB9600002D0 (en) 1996-01-02 1996-01-02 Receiver for compressed television information
GBGB9613608.0A GB9613608D0 (en) 1996-06-28 1996-06-28 40mhz VCXO and loop filter for digital symbol lock timing for high speed modems
PCT/US1996/020117 WO1997023985A1 (en) 1995-12-22 1996-12-18 Modem loop current detect system to detect an off-hook condition in an extension telephone

Publications (2)

Publication Number Publication Date
DE69620023D1 true DE69620023D1 (de) 2002-04-25
DE69620023T2 DE69620023T2 (de) 2002-08-22

Family

ID=27268058

Family Applications (3)

Application Number Title Priority Date Filing Date
DE69604596T Expired - Lifetime DE69604596T2 (de) 1995-12-22 1996-12-17 Fehlererkennungs- und signalabänderungsschaltung
DE69636523T Expired - Lifetime DE69636523T2 (de) 1995-12-22 1996-12-17 Automatisches teilnehmerrückrufsystem
DE69620023T Expired - Lifetime DE69620023T2 (de) 1995-12-22 1996-12-18 Modemschleifenstromerkennungssystem zur detektion eines schleifenschlusszustands in einer nebensprechstelle

Family Applications Before (2)

Application Number Title Priority Date Filing Date
DE69604596T Expired - Lifetime DE69604596T2 (de) 1995-12-22 1996-12-17 Fehlererkennungs- und signalabänderungsschaltung
DE69636523T Expired - Lifetime DE69636523T2 (de) 1995-12-22 1996-12-17 Automatisches teilnehmerrückrufsystem

Country Status (12)

Country Link
US (1) US6442255B1 (de)
EP (5) EP0868810B1 (de)
JP (5) JP2000516358A (de)
KR (5) KR100422229B1 (de)
CN (5) CN1097878C (de)
AU (5) AU1419997A (de)
BR (3) BR9612168A (de)
CA (1) CA2240287C (de)
DE (3) DE69604596T2 (de)
HK (1) HK1018651A1 (de)
MX (5) MX9805007A (de)
WO (5) WO1997023840A1 (de)

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KR100459212B1 (ko) * 2001-11-06 2004-12-03 엘지.필립스 엘시디 주식회사 액정표시소자 제조용 스퍼터
US7269254B2 (en) * 2002-05-21 2007-09-11 Silicon Laboratories, Inc. Integrated driver circuitry
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KR20040072881A (ko) * 2003-02-11 2004-08-19 엘지산전 주식회사 적외선 시리얼 변환 장치
US7239693B2 (en) * 2003-06-30 2007-07-03 Bellsouth Intellectual Property Corporation Network-based timed ring suppression
US7443967B1 (en) 2003-09-29 2008-10-28 At&T Intellectual Property I, L.P. Second communication during ring suppression
CA2490974C (en) * 2004-12-23 2016-05-17 Bce Inc Method, system and apparatus for establishing a packet-based connection with a dial up modem
BRPI0616036B1 (pt) * 2005-09-15 2019-06-18 Tyco Safety Products Canada Ltd Módulo de interface de comunicação de linha telefônica e sistema de segurança
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CN101472010B (zh) * 2007-12-27 2011-05-18 华为技术有限公司 一种实现电话台灯管理的方法、系统及装置
CN101295349B (zh) * 2008-05-30 2011-07-06 北京飞天诚信科技有限公司 一种智能卡数据截取系统及控制方法
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CN101615152B (zh) * 2009-07-13 2013-07-03 中兴通讯股份有限公司 存储卡热插拔故障的检测方法和装置
CN102025412B (zh) * 2009-09-16 2014-11-05 海洋王照明科技股份有限公司 一种红外接收电路
CN103873610A (zh) * 2012-12-13 2014-06-18 上海共联通信信息发展有限公司 一种使用寿命长的公用电话终端设备
CN109561194B (zh) * 2018-12-27 2021-08-06 深圳市新国都支付技术有限公司 一种pos机拨号方法和装置
CN112054482B (zh) * 2020-08-06 2022-05-06 三峡大学 基于dtw算法的换流变压器零序差动保护防误动方法

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Also Published As

Publication number Publication date
KR100419331B1 (ko) 2004-05-24
CN1166162C (zh) 2004-09-08
KR19990072220A (ko) 1999-09-27
JP2000502534A (ja) 2000-02-29
AU1151997A (en) 1997-07-17
CN1209243A (zh) 1999-02-24
EP0868704A1 (de) 1998-10-07
MX9805001A (es) 1998-11-30
DE69604596T2 (de) 2000-01-20
WO1997023985A1 (en) 1997-07-03
JP3573350B2 (ja) 2004-10-06
CN1166158C (zh) 2004-09-08
KR100422229B1 (ko) 2004-06-16
KR100490016B1 (ko) 2005-08-31
DE69636523D1 (de) 2006-10-19
JP4077877B2 (ja) 2008-04-23
JP2000513515A (ja) 2000-10-10
BR9612168A (pt) 1999-07-13
EP0868781A1 (de) 1998-10-07
JP4452330B2 (ja) 2010-04-21
HK1018651A1 (en) 1999-12-30
DE69620023T2 (de) 2002-08-22
JP4044962B2 (ja) 2008-02-06
CA2240287C (en) 2002-09-10
EP0868781B1 (de) 2002-04-10
CN1095269C (zh) 2002-11-27
WO1997023987A1 (en) 1997-07-03
EP0868810A1 (de) 1998-10-07
BR9612176A (pt) 1999-07-13
KR19990072225A (ko) 1999-09-27
BR9612170B1 (pt) 2009-05-05
KR19990072221A (ko) 1999-09-27
EP0868805B1 (de) 2002-03-20
BR9612170A (pt) 1999-07-13
JP2000505257A (ja) 2000-04-25
AU715450B2 (en) 2000-02-03
AU1424497A (en) 1997-07-17
CN1209209A (zh) 1999-02-24
KR19990072219A (ko) 1999-09-27
MX9805008A (es) 1998-11-30
EP0868807A1 (de) 1998-10-07
AU1290897A (en) 1997-07-17
WO1997023954A1 (en) 1997-07-03
DE69604596D1 (de) 1999-11-11
MX9805005A (es) 1998-11-30
KR100408983B1 (ko) 2004-03-24
CN1219304A (zh) 1999-06-09
CN1126056C (zh) 2003-10-29
EP0868810B1 (de) 2006-09-06
MX9805007A (es) 1998-11-30
JP2000502476A (ja) 2000-02-29
CN1097878C (zh) 2003-01-01
EP0868704B1 (de) 1999-10-06
WO1997023840A1 (en) 1997-07-03
AU1419997A (en) 1997-07-17
CN1205821A (zh) 1999-01-20
DE69636523T2 (de) 2007-04-05
AU1467397A (en) 1997-07-17
CA2240287A1 (en) 1997-07-03
EP0868805A1 (de) 1998-10-07
CN1209245A (zh) 1999-02-24
WO1997023989A1 (en) 1997-07-03
KR19990072224A (ko) 1999-09-27
JP2000516358A (ja) 2000-12-05
MX9805004A (es) 1998-11-30
US6442255B1 (en) 2002-08-27
KR100454013B1 (ko) 2005-05-09

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