BR9612176A - Circuito para proteção de equipamento telefônico - Google Patents

Circuito para proteção de equipamento telefônico

Info

Publication number
BR9612176A
BR9612176A BR9612176A BR9612176A BR9612176A BR 9612176 A BR9612176 A BR 9612176A BR 9612176 A BR9612176 A BR 9612176A BR 9612176 A BR9612176 A BR 9612176A BR 9612176 A BR9612176 A BR 9612176A
Authority
BR
Brazil
Prior art keywords
protection
circuit
telephone equipment
telephone
equipment
Prior art date
Application number
BR9612176A
Other languages
English (en)
Inventor
Robert Alan Pitsch
Original Assignee
Thomson Cosumer Electronics In
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 Cosumer Electronics In filed Critical Thomson Cosumer Electronics In
Publication of BR9612176A publication Critical patent/BR9612176A/pt

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
BR9612176A 1995-12-22 1996-12-17 Circuito para proteção de equipamento telefônico BR9612176A (pt)

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/US1996/019932 WO1997023987A1 (en) 1995-12-22 1996-12-17 A telephone equipment protection circuit

Publications (1)

Publication Number Publication Date
BR9612176A true BR9612176A (pt) 1999-07-13

Family

ID=27268058

Family Applications (3)

Application Number Title Priority Date Filing Date
BR9612168A BR9612168A (pt) 1995-12-22 1996-12-17 Detecção de falha e circuito de modificação
BR9612176A BR9612176A (pt) 1995-12-22 1996-12-17 Circuito para proteção de equipamento telefônico
BRPI9612170-0A BR9612170B1 (pt) 1995-12-22 1996-12-18 sistema de detecção de corrente de linha de modem para detectar condição de fora-do-gancho em telefone de extenção.

Family Applications Before (1)

Application Number Title Priority Date Filing Date
BR9612168A BR9612168A (pt) 1995-12-22 1996-12-17 Detecção de falha e circuito de modificação

Family Applications After (1)

Application Number Title Priority Date Filing Date
BRPI9612170-0A BR9612170B1 (pt) 1995-12-22 1996-12-18 sistema de detecção de corrente de linha de modem para detectar condição de fora-do-gancho em telefone de extenção.

Country Status (12)

Country Link
US (1) US6442255B1 (pt)
EP (5) EP0868810B1 (pt)
JP (5) JP3573350B2 (pt)
KR (5) KR100408983B1 (pt)
CN (5) CN1126056C (pt)
AU (5) AU1419997A (pt)
BR (3) BR9612168A (pt)
CA (1) CA2240287C (pt)
DE (3) DE69636523T2 (pt)
HK (1) HK1018651A1 (pt)
MX (5) MX9805008A (pt)
WO (5) WO1997023987A1 (pt)

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SE516164C2 (sv) * 2000-09-29 2001-11-26 Transmode Systems Ab Sändarkrets innefattande en ljuskälla, och ett kommunikationssystem
US20020112241A1 (en) * 2001-02-14 2002-08-15 Cocchi Ronald P. Internet service provider callback for satellite systems
KR20030005822A (ko) * 2001-07-10 2003-01-23 삼성전자 주식회사 스마트카드 보호용 리세트 장치
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
EP1391840A1 (en) * 2002-08-21 2004-02-25 Thomson Licensing S.A. Appliance with an IC card reader and overload protection
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
US20070121923A1 (en) * 2005-09-15 2007-05-31 Tyco Safety Products Canada, Ltd. Telephone line communication interface
US7835516B2 (en) 2005-12-29 2010-11-16 Tyco Safety Products Canada Ltd. Direct access arrangement device
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
US8280070B2 (en) * 2008-08-20 2012-10-02 Siemens Industry, Inc. Arrangement and method for communicating audio and DC signals
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
EP0868704A1 (en) 1998-10-07
EP0868781A1 (en) 1998-10-07
WO1997023987A1 (en) 1997-07-03
KR19990072221A (ko) 1999-09-27
CN1166158C (zh) 2004-09-08
JP3573350B2 (ja) 2004-10-06
DE69604596D1 (de) 1999-11-11
AU1290897A (en) 1997-07-17
CA2240287A1 (en) 1997-07-03
JP2000513515A (ja) 2000-10-10
DE69620023T2 (de) 2002-08-22
KR19990072225A (ko) 1999-09-27
CN1126056C (zh) 2003-10-29
WO1997023840A1 (en) 1997-07-03
KR100490016B1 (ko) 2005-08-31
CN1166162C (zh) 2004-09-08
EP0868810A1 (en) 1998-10-07
KR100419331B1 (ko) 2004-05-24
AU1467397A (en) 1997-07-17
CN1209209A (zh) 1999-02-24
JP2000505257A (ja) 2000-04-25
KR100408983B1 (ko) 2004-03-24
BR9612170A (pt) 1999-07-13
JP4077877B2 (ja) 2008-04-23
KR19990072219A (ko) 1999-09-27
KR100422229B1 (ko) 2004-06-16
JP2000516358A (ja) 2000-12-05
AU1424497A (en) 1997-07-17
CN1097878C (zh) 2003-01-01
CN1209245A (zh) 1999-02-24
MX9805005A (es) 1998-11-30
MX9805007A (es) 1998-11-30
CN1219304A (zh) 1999-06-09
KR19990072224A (ko) 1999-09-27
JP2000502476A (ja) 2000-02-29
MX9805001A (es) 1998-11-30
EP0868805A1 (en) 1998-10-07
KR19990072220A (ko) 1999-09-27
DE69636523D1 (de) 2006-10-19
AU1419997A (en) 1997-07-17
MX9805004A (es) 1998-11-30
AU715450B2 (en) 2000-02-03
US6442255B1 (en) 2002-08-27
EP0868810B1 (en) 2006-09-06
JP4044962B2 (ja) 2008-02-06
CN1095269C (zh) 2002-11-27
CN1205821A (zh) 1999-01-20
KR100454013B1 (ko) 2005-05-09
HK1018651A1 (en) 1999-12-30
CA2240287C (en) 2002-09-10
JP4452330B2 (ja) 2010-04-21
WO1997023954A1 (en) 1997-07-03
DE69636523T2 (de) 2007-04-05
EP0868805B1 (en) 2002-03-20
MX9805008A (es) 1998-11-30
BR9612170B1 (pt) 2009-05-05
EP0868807A1 (en) 1998-10-07
DE69620023D1 (de) 2002-04-25
AU1151997A (en) 1997-07-17
CN1209243A (zh) 1999-02-24
BR9612168A (pt) 1999-07-13
JP2000502534A (ja) 2000-02-29
DE69604596T2 (de) 2000-01-20
WO1997023985A1 (en) 1997-07-03
EP0868781B1 (en) 2002-04-10
WO1997023989A1 (en) 1997-07-03
EP0868704B1 (en) 1999-10-06

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Legal Events

Date Code Title Description
B07A Application suspended after technical examination (opinion) [chapter 7.1 patent gazette]
B07A Application suspended after technical examination (opinion) [chapter 7.1 patent gazette]
B09B Patent application refused [chapter 9.2 patent gazette]

Free format text: INDEFERIDO COM BASE NO ARTIGO 8O COMBINADO COM O ARTIGO 13 DA LPI

B09B Patent application refused [chapter 9.2 patent gazette]

Free format text: MANTIDO O INDEFERIMENTO UMA VEZ QUE NAO FOI APRESENTADO RECURSO DENTRO DO PRAZO LEGAL.