CN1115530A - 同时建立话音和数据呼叫的方法及设备 - Google Patents

同时建立话音和数据呼叫的方法及设备 Download PDF

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Publication number
CN1115530A
CN1115530A CN95103278A CN95103278A CN1115530A CN 1115530 A CN1115530 A CN 1115530A CN 95103278 A CN95103278 A CN 95103278A CN 95103278 A CN95103278 A CN 95103278A CN 1115530 A CN1115530 A CN 1115530A
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CN
China
Prior art keywords
port
data
signal
modulator
demodulator
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Pending
Application number
CN95103278A
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English (en)
Chinese (zh)
Inventor
库尔特·欧文·霍姆奎斯特
理查德·肯特·史密斯
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AT&T Corp
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AT&T Corp
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Publication date
Application filed by AT&T Corp filed Critical AT&T Corp
Publication of CN1115530A publication Critical patent/CN1115530A/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

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Telephonic Communication Services (AREA)
  • Sub-Exchange Stations And Push- Button Telephones (AREA)
CN95103278A 1994-04-08 1995-04-07 同时建立话音和数据呼叫的方法及设备 Pending CN1115530A (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US225,295 1994-04-08
US08/225,295 US5602846A (en) 1994-04-08 1994-04-08 Simultaneous voice and data call establishment using a simultaneous voice and data modem pool and private branch exchange facilities

Publications (1)

Publication Number Publication Date
CN1115530A true CN1115530A (zh) 1996-01-24

Family

ID=22844336

Family Applications (1)

Application Number Title Priority Date Filing Date
CN95103278A Pending CN1115530A (zh) 1994-04-08 1995-04-07 同时建立话音和数据呼叫的方法及设备

Country Status (8)

Country Link
US (1) US5602846A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
EP (1) EP0676886A3 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JPH07288608A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
KR (1) KR950035234A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CN (1) CN1115530A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CA (1) CA2143075A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
IL (1) IL113236A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
TW (1) TW267287B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

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SE506775C2 (sv) * 1996-06-04 1998-02-09 Ericsson Telefon Ab L M Sätt och anordning för samtidig telefon- och Internetförbindelse på en telefonlinje
US5970126A (en) * 1996-08-09 1999-10-19 International Business Machines Corporation Communication method and system
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
US5901202A (en) * 1996-10-11 1999-05-04 At&T Corp Method for initiating a telephone call on a remote line
US5907547A (en) * 1996-10-24 1999-05-25 At&T Corp System and method for establishing internet communications links
US6904037B2 (en) * 1996-11-05 2005-06-07 Cisco Technology, Inc. Asymmetric implementation of DSVD for voice/data internet access
US6205124B1 (en) * 1996-12-31 2001-03-20 Compaq Computer Corporation Multipoint digital simultaneous voice and data system
US5946304A (en) * 1997-01-08 1999-08-31 Paradyne Corporation Method and apparatus for controlling the operation of a modem capable of transmitting and receiving both voice and data signals
US5862211A (en) * 1997-01-13 1999-01-19 Lucent Technologies Inc. Automatic simultaneous voice-and-data call setup for remote-site servicing
US6687354B1 (en) 1997-03-31 2004-02-03 Telefonaktiebolaget Lm Ericsson Method and arrangement for connection of a computer to a computer network via a telephone exchange
US6028917A (en) * 1997-04-04 2000-02-22 International Business Machines Corporation Access to extended telephone services via the internet
US6278704B1 (en) 1997-04-04 2001-08-21 International Business Machines Corporation Extended telephone services via telephone lines shared for standard telephony and internet access
US6292480B1 (en) 1997-06-09 2001-09-18 Nortel Networks Limited Electronic communications manager
US6091968A (en) * 1997-06-12 2000-07-18 Nortel Networks Corporation Call switching system based on type of call
US6891824B1 (en) 1997-06-30 2005-05-10 Emc Corporation Audible communication with a modem over a wide area network
US6144667A (en) 1997-08-07 2000-11-07 At&T Corp. Network-based method and apparatus for initiating and completing a telephone call via the internet
US5870465A (en) * 1997-08-21 1999-02-09 Data Race, Inc. Telephony adapter system for providing a user with a virtual presence to an office
US6393015B1 (en) * 1997-09-12 2002-05-21 Genesys Telecommunications Laboratories, Inc. Method and apparatus for automatic network connection between a small business and a client
US6219695B1 (en) * 1997-09-16 2001-04-17 Texas Instruments Incorporated Circuits, systems, and methods for communicating computer video output to a remote location
US6337858B1 (en) * 1997-10-10 2002-01-08 Nortel Networks Limited Method and apparatus for originating voice calls from a data network
US6493447B1 (en) 1997-11-21 2002-12-10 Mci Communications Corporation Contact server for call center for syncronizing simultaneous telephone calls and TCP/IP communications
US6389005B1 (en) * 1997-12-01 2002-05-14 Nortel Networks Limited Automatic backup trunking for voice over the internet
US20090059818A1 (en) * 1998-04-03 2009-03-05 Pickett Scott K Systems and methods for providing configurable caller id iformation
US6498791B2 (en) * 1998-04-03 2002-12-24 Vertical Networks, Inc. Systems and methods for multiple mode voice and data communications using intelligently bridged TDM and packet buses and methods for performing telephony and data functions using the same
US6717918B1 (en) * 1998-09-25 2004-04-06 Nortel Networks Limited ISDN callback with initial call reject
US6351530B1 (en) 1998-11-16 2002-02-26 Conexant Systems, Inc. Modem having a digital high voltage isolation barrier
US6359973B1 (en) 1998-11-16 2002-03-19 Conexant Systems, Inc. Data access arrangement utilizing a serialized digital data path across an isolation barrier
US6584122B1 (en) * 1998-12-18 2003-06-24 Integral Access, Inc. Method and system for providing voice and data service
US6519339B1 (en) 1999-04-30 2003-02-11 Conexant Systems, Inc. Method of regulating power transfer across an isolation barrier
US6400815B1 (en) 2000-05-23 2002-06-04 At&T Corp. Method and apparatus for subscriber line to telephone call distribution
US7286492B1 (en) * 2000-05-31 2007-10-23 Cisco Technology, Inc. Private branch exchange (PBX) conditioning method and apparatus
US7567549B2 (en) * 2003-04-30 2009-07-28 Microsoft Corporation Computer telephony integration adapter
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
US8238538B2 (en) 2009-05-28 2012-08-07 Comcast Cable Communications, Llc Stateful home phone service

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US4862456A (en) * 1988-05-04 1989-08-29 The United States Of America As Represented By The Secretary Of The Navy High speed modem
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US5008930A (en) * 1989-10-24 1991-04-16 At&T Bell Laboratories Customer definable integrated voice/data call transfer technique
JPH05176050A (ja) * 1991-02-18 1993-07-13 Matsushita Electric Ind Co Ltd 留守番電話装置
DE9205844U1 (de) * 1992-04-30 1992-08-27 Siemens AG, 8000 München Kommunikationsnebenstellenanlage
US5440585A (en) * 1993-06-14 1995-08-08 At&T Corp. Applications of simultaneous analog and digital communication
US5428608A (en) * 1993-12-30 1995-06-27 At&T Corp. Call connection technique

Also Published As

Publication number Publication date
US5602846A (en) 1997-02-11
EP0676886A2 (en) 1995-10-11
IL113236A (en) 1998-06-15
IL113236A0 (en) 1995-07-31
TW267287B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1996-01-01
EP0676886A3 (en) 1997-07-30
CA2143075A1 (en) 1995-10-09
KR950035234A (ko) 1995-12-30
JPH07288608A (ja) 1995-10-31

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C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C01 Deemed withdrawal of patent application (patent law 1993)
WD01 Invention patent application deemed withdrawn after publication