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HK1031802A1 - System and method for providing intercom and multiple voice channels in a private telephone system. - Google Patents

System and method for providing intercom and multiple voice channels in a private telephone system.

Info

Publication number
HK1031802A1
HK1031802A1 HK01102364A HK01102364A HK1031802A1 HK 1031802 A1 HK1031802 A1 HK 1031802A1 HK 01102364 A HK01102364 A HK 01102364A HK 01102364 A HK01102364 A HK 01102364A HK 1031802 A1 HK1031802 A1 HK 1031802A1
Authority
HK
Hong Kong
Prior art keywords
voice channels
multiple voice
private telephone
telephone system
intercom
Prior art date
Application number
HK01102364A
Other languages
English (en)
Inventor
Jacobus Haarsten
Original Assignee
Ericsson Telefon Ab L M
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 Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Publication of HK1031802A1 publication Critical patent/HK1031802A1/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W84/00—Network topologies
    • H04W84/02—Hierarchically pre-organised networks, e.g. paging networks, cellular networks, WLAN [Wireless Local Area Network] or WLL [Wireless Local Loop]
    • H04W84/10—Small scale networks; Flat hierarchical networks
    • H04W84/16—WPBX [Wireless Private Branch Exchange]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/72—Mobile telephones; Cordless telephones, i.e. devices for establishing wireless links to base stations without route selection
    • H04M1/725—Cordless telephones
    • H04M1/72502—Cordless telephones with one base station connected to a single line
    • H04M1/72505—Radio link set-up procedures
    • H04M1/72513—On hold, intercom or transfer communication modes

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Interconnected Communication Systems, Intercoms, And Interphones (AREA)
HK01102364A 1997-07-16 2001-04-02 System and method for providing intercom and multiple voice channels in a private telephone system. HK1031802A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/895,138 US6044268A (en) 1997-07-16 1997-07-16 System and method for providing intercom and multiple voice channels in a private telephone system
PCT/SE1998/001342 WO1999004585A1 (en) 1997-07-16 1998-07-07 System and method for providing intercom and multiple voice channels in a private telephone system

Publications (1)

Publication Number Publication Date
HK1031802A1 true HK1031802A1 (en) 2001-06-22

Family

ID=25404057

Family Applications (1)

Application Number Title Priority Date Filing Date
HK01102364A HK1031802A1 (en) 1997-07-16 2001-04-02 System and method for providing intercom and multiple voice channels in a private telephone system.

Country Status (15)

Country Link
US (1) US6044268A (xx)
EP (1) EP0997048B1 (xx)
JP (1) JP2001510971A (xx)
KR (1) KR100547088B1 (xx)
CN (1) CN1155274C (xx)
AR (1) AR013934A1 (xx)
AU (1) AU745471B2 (xx)
BR (1) BR9810590A (xx)
CO (1) CO4790207A1 (xx)
DE (1) DE69837599D1 (xx)
EE (1) EE200000030A (xx)
HK (1) HK1031802A1 (xx)
MY (1) MY120332A (xx)
TR (1) TR200000081T2 (xx)
WO (1) WO1999004585A1 (xx)

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Publication number Priority date Publication date Assignee Title
KR100228911B1 (ko) * 1997-08-14 1999-11-01 윤종용 시분할 방식의 무선전화기에서 휴대장치간 인터컴 방법
JP3224362B2 (ja) * 1997-09-01 2001-10-29 株式会社エヌ・ティ・ティ・ドコモ 移動通信の周波数使用方法
US6493550B1 (en) * 1998-11-20 2002-12-10 Ericsson Inc. System proximity detection by mobile stations
US6731748B1 (en) * 1998-11-30 2004-05-04 Qualcomm Incorporated Audio interface for satellite user terminals
US6556677B1 (en) * 1999-05-27 2003-04-29 William Christopher Hardy Single-ended echo cancellation system and method
US6564050B1 (en) * 1999-07-26 2003-05-13 Thomas Licensing Sa Method and apparatus for combining corded and cordless telephones for telephone conferencing and intercom
US6856807B1 (en) 2000-09-07 2005-02-15 Ericsson Inc. Method to control the update frequency of a positioning device by a mobile terminal
JP3936834B2 (ja) * 2000-09-11 2007-06-27 株式会社日立製作所 加入者系無線アクセスシステム及びそれに用いる装置
US20030092453A1 (en) * 2001-11-10 2003-05-15 Mills Kenneth Russell Methods and apparatus for communicating information from a remote wireless device to a cordless telephone system
US6885869B2 (en) * 2001-01-26 2005-04-26 Ericsson Inc. Method for mating a mobile terminal with a cordless phone system
US7596127B1 (en) * 2001-10-31 2009-09-29 Vixs Systems, Inc. System for allocating data in a communications system and method thereof
US7299060B1 (en) 2002-12-10 2007-11-20 Sprint Spectrum L.P. Method and system for wireless bridging
US7920539B2 (en) * 2004-08-26 2011-04-05 Hm Electronics, Inc. Communication system and method
US20060286975A1 (en) * 2005-06-15 2006-12-21 Matsushita Electric Industrial Co., Ltd. Wireless communication apparatus
KR100893832B1 (ko) * 2005-10-18 2009-04-17 삼성전자주식회사 두 개의 주파수 대역을 사용하는 다중 홉 릴레이 방식의셀룰러 네트워크에서 다중 링크를 지원하기 위한 장치 및방법
US20080003948A1 (en) * 2006-06-29 2008-01-03 Patrick Mitran Calibration systems and techniques for distributed beamforming
EP2177074B1 (en) * 2007-08-15 2017-10-04 Telefonaktiebolaget LM Ericsson (publ) Method and apparatus for early ims security
US8311085B2 (en) 2009-04-14 2012-11-13 Clear-Com Llc Digital intercom network over DC-powered microphone cable
US9639906B2 (en) 2013-03-12 2017-05-02 Hm Electronics, Inc. System and method for wideband audio communication with a quick service restaurant drive-through intercom
US20150170655A1 (en) * 2013-12-15 2015-06-18 Qualcomm Incorporated Systems and methods of blind bandwidth extension
JP5984029B1 (ja) * 2015-12-24 2016-09-06 パナソニックＩｐマネジメント株式会社 ドアホンシステムおよび通信制御方法
CN112968723A (zh) * 2021-03-03 2021-06-15 深圳市欧标实业发展有限公司 对讲系统及其通讯方法、中转台及终端

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US4131849A (en) * 1976-10-21 1978-12-26 Motorola, Inc. Two-way mobile radio voice/data shared communications system
GB2151436A (en) * 1983-12-09 1985-07-17 Philips Electronic Associated Duplex speech transmission method and a system therefor
US4675863A (en) * 1985-03-20 1987-06-23 International Mobile Machines Corp. Subscriber RF telephone system for providing multiple speech and/or data signals simultaneously over either a single or a plurality of RF channels
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US5237612A (en) * 1991-03-29 1993-08-17 Ericsson Ge Mobile Communications Inc. Cellular verification and validation system
JP3025712B2 (ja) * 1991-05-20 2000-03-27 パイオニアコミュニケーションズ株式会社 コードレス電話の子機間通話方式
US5513248A (en) * 1991-12-02 1996-04-30 At&T Corp. Cordless telephone micro-cellular system
US5392330A (en) * 1992-01-08 1995-02-21 Thomson Consumer Electronics, Inc. Offset down conversion for a two-handset cordless telephone system
US5375140A (en) * 1992-11-24 1994-12-20 Stanford Telecommunications, Inc. Wireless direct sequence spread spectrum digital cellular telephone system
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US5400327A (en) * 1993-09-30 1995-03-21 Rockwell International Corporation Automatic call distributor with wireless connection with remote unit and method
US5539730A (en) * 1994-01-11 1996-07-23 Ericsson Ge Mobile Communications Inc. TDMA/FDMA/CDMA hybrid radio access methods
JPH07264280A (ja) * 1994-03-24 1995-10-13 Matsushita Electric Ind Co Ltd コードレス電話装置
US5555258A (en) * 1994-06-17 1996-09-10 P. Stuckey McIntosh Home personal communication system
US5911120A (en) * 1995-09-08 1999-06-08 At&T Wireless Services Wireless communication system having mobile stations establish a communication link through the base station without using a landline or regional cellular network and without a call in progress

Also Published As

Publication number Publication date
CO4790207A1 (es) 1999-05-31
AU745471B2 (en) 2002-03-21
KR100547088B1 (ko) 2006-01-26
EP0997048B1 (en) 2007-04-18
CN1155274C (zh) 2004-06-23
WO1999004585A1 (en) 1999-01-28
AR013934A1 (es) 2001-01-31
EE200000030A (et) 2000-10-16
MY120332A (en) 2005-10-31
BR9810590A (pt) 2000-09-05
DE69837599D1 (de) 2007-05-31
EP0997048A1 (en) 2000-05-03
CN1269949A (zh) 2000-10-11
JP2001510971A (ja) 2001-08-07
KR20010021895A (ko) 2001-03-15
AU8366098A (en) 1999-02-10
US6044268A (en) 2000-03-28
TR200000081T2 (tr) 2000-05-22

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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: 20080707