HK1032875A1 - Method and apparatus for interfacing analog telephone apparatus to a digital, analog or hybrid telephone switching system - Google Patents

Method and apparatus for interfacing analog telephone apparatus to a digital, analog or hybrid telephone switching system

Info

Publication number
HK1032875A1
HK1032875A1 HK01102049A HK01102049A HK1032875A1 HK 1032875 A1 HK1032875 A1 HK 1032875A1 HK 01102049 A HK01102049 A HK 01102049A HK 01102049 A HK01102049 A HK 01102049A HK 1032875 A1 HK1032875 A1 HK 1032875A1
Authority
HK
Hong Kong
Prior art keywords
pbx
telephone
interface device
analog
digital
Prior art date
Application number
HK01102049A
Other languages
English (en)
Inventor
Bruce W Stelman
Original Assignee
Hello Direct 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
Application filed by Hello Direct Inc filed Critical Hello Direct Inc
Publication of HK1032875A1 publication Critical patent/HK1032875A1/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements
    • H04Q3/58—Arrangements providing connection between main exchange and sub-exchange or satellite
    • H04Q3/62—Arrangements providing connection between main exchange and sub-exchange or satellite for connecting to private branch exchanges
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements
    • H04Q3/58—Arrangements providing connection between main exchange and sub-exchange or satellite
    • H04Q3/62—Arrangements providing connection between main exchange and sub-exchange or satellite for connecting to private branch exchanges
    • H04Q3/622—Circuit arrangements therefor
    • 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
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/42—Systems providing special services or facilities to subscribers
    • H04M3/42314—Systems providing special services or facilities to subscribers in private branch exchanges

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Astronomy & Astrophysics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Telephonic Communication Services (AREA)
  • Sub-Exchange Stations And Push- Button Telephones (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Interface Circuits In Exchanges (AREA)
HK01102049A 1997-11-06 2001-03-21 Method and apparatus for interfacing analog telephone apparatus to a digital, analog or hybrid telephone switching system HK1032875A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US6438297P 1997-11-06 1997-11-06
US99421197A 1997-12-19 1997-12-19
PCT/US1998/023571 WO1999025132A1 (en) 1997-11-06 1998-11-05 Method and apparatus for interfacing analog telephone apparatus to a digital, analog or hybrid telephone switching system

Publications (1)

Publication Number Publication Date
HK1032875A1 true HK1032875A1 (en) 2001-08-03

Family

ID=26744461

Family Applications (1)

Application Number Title Priority Date Filing Date
HK01102049A HK1032875A1 (en) 1997-11-06 2001-03-21 Method and apparatus for interfacing analog telephone apparatus to a digital, analog or hybrid telephone switching system

Country Status (9)

Country Link
EP (1) EP1044571B1 (xx)
JP (1) JP3731151B2 (xx)
KR (1) KR100543739B1 (xx)
CN (1) CN1124057C (xx)
AT (1) ATE359678T1 (xx)
CA (1) CA2308491C (xx)
DE (1) DE69837560T2 (xx)
HK (1) HK1032875A1 (xx)
WO (1) WO1999025132A1 (xx)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE60035702T2 (de) * 1999-11-19 2008-04-30 Hello Direct Inc., San Jose Verfahren und vorrichtung zur schnittstellenbildung zwischen ein telefongerät und ein digitales, analoges oder hybrides vermittlungssystem
KR100402677B1 (ko) * 2001-02-01 2003-10-22 주식회사 이씨에스 텔레콤 발신자 정보 표시 서비스를 제공하기 위한 아날로그가입자용 접속장치
KR100402676B1 (ko) * 2001-04-19 2003-10-22 주식회사 이씨에스 텔레콤 발신자 정보 표시 서비스를 제공하기 위한 아날로그 가입자용 정합 장치
US7535209B2 (en) 2005-09-30 2009-05-19 St-Ericsson Sa Management of regulator-induced switching noise for sampled systems
CN102611782B (zh) * 2008-05-27 2015-02-25 爱国者电子科技有限公司 可自动进行电话录音的电子录音装置
CN101594413B (zh) * 2008-05-27 2013-11-13 爱国者电子科技有限公司 可自动进行电话录音的电子录音装置
CN104519418B (zh) * 2013-09-30 2018-03-09 华为技术有限公司 交换机的对接方法、交换机对接装置及用户级交换机
CN104717371B (zh) * 2013-12-13 2017-12-05 北京三希电子科技有限公司 一种通用设备及电话通讯系统

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4928306A (en) * 1989-02-28 1990-05-22 International Business Machines Corporation Dynamically configurable telephone
WO1991016796A1 (en) * 1990-04-12 1991-10-31 Northern Telecom Limited Private telephone system with simplified command feature
SE9103382L (sv) * 1991-11-15 1993-05-16 Televerket Anordning foer anslutningsanpassning till digitalt telekommunikationsnaet
CA2124571A1 (en) * 1991-12-09 1993-06-24 Samuel Mcmaster Communications terminal equipment
US5305312A (en) * 1992-02-07 1994-04-19 At&T Bell Laboratories Apparatus for interfacing analog telephones and digital data terminals to an ISDN line
CA2148384C (en) * 1994-06-27 2003-03-18 Charles Clifford Hallock Methods for performing intelligent network services with an isdn network terminator located at a subscriber's premise
US5671251A (en) * 1995-02-28 1997-09-23 Motorola, Inc. Apparatus and method for a data communications device to selectively operate as an analog modem, as a digital modem, and as a terminal adapter
US5629926A (en) * 1995-03-31 1997-05-13 Lucent Technologies Inc. Customer premise equipment interface
DE19523797C2 (de) * 1995-06-29 1998-05-14 Siemens Ag Anordnung zur Ankopplung von optionalen Zusatzgeräten an Endgeräte von Nebenstellenanlagen
DE19527806C1 (de) * 1995-07-28 1997-01-02 Siemens Ag Netzwerkemulator für private Kommunikationsendeinrichtungen

Also Published As

Publication number Publication date
CN1124057C (zh) 2003-10-08
ATE359678T1 (de) 2007-05-15
JP3731151B2 (ja) 2006-01-05
JP2001523073A (ja) 2001-11-20
CA2308491A1 (en) 1999-05-20
EP1044571A1 (en) 2000-10-18
DE69837560T2 (de) 2008-01-03
CN1278984A (zh) 2001-01-03
CA2308491C (en) 2007-05-29
DE69837560D1 (de) 2007-05-24
KR100543739B1 (ko) 2006-01-23
EP1044571B1 (en) 2007-04-11
WO1999025132A1 (en) 1999-05-20
KR20010031588A (ko) 2001-04-16

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Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20111105