DE3471856D1 - Communications network having a single node and a plurality of outstations - Google Patents

Communications network having a single node and a plurality of outstations

Info

Publication number
DE3471856D1
DE3471856D1 DE8484306111T DE3471856T DE3471856D1 DE 3471856 D1 DE3471856 D1 DE 3471856D1 DE 8484306111 T DE8484306111 T DE 8484306111T DE 3471856 T DE3471856 T DE 3471856T DE 3471856 D1 DE3471856 D1 DE 3471856D1
Authority
DE
Germany
Prior art keywords
outstations
communications network
single node
node
communications
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
Application number
DE8484306111T
Other languages
English (en)
Inventor
Michael Timothy Helmsle Hewitt
John William Ballance
Richard Peter Incledon Scott
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.)
British Telecommunications PLC
Original Assignee
British Telecommunications PLC
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 GB838323967A external-priority patent/GB8323967D0/en
Priority claimed from GB838327586A external-priority patent/GB8327586D0/en
Application filed by British Telecommunications PLC filed Critical British Telecommunications PLC
Application granted granted Critical
Publication of DE3471856D1 publication Critical patent/DE3471856D1/de
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/24—Radio transmission systems, i.e. using radiation field for communication between two or more posts
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/02—Details
    • H04J3/06—Synchronising arrangements
    • H04J3/0635—Clock or time synchronisation in a network
    • H04J3/0682—Clock or time synchronisation in a network by delay compensation, e.g. by compensation of propagation delay or variations thereof, by ranging

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Relay Systems (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
DE8484306111T 1983-09-07 1984-09-06 Communications network having a single node and a plurality of outstations Expired DE3471856D1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB838323967A GB8323967D0 (en) 1983-09-07 1983-09-07 Communications network
GB838327586A GB8327586D0 (en) 1983-10-14 1983-10-14 Interface for digital telecommunications system

Publications (1)

Publication Number Publication Date
DE3471856D1 true DE3471856D1 (en) 1988-07-07

Family

ID=26286827

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8484306111T Expired DE3471856D1 (en) 1983-09-07 1984-09-06 Communications network having a single node and a plurality of outstations

Country Status (5)

Country Link
US (1) US4642806A (de)
EP (1) EP0138365B1 (de)
JP (2) JPH0666740B2 (de)
CA (1) CA1227844A (de)
DE (1) DE3471856D1 (de)

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USRE42236E1 (en) 1995-02-06 2011-03-22 Adc Telecommunications, Inc. Multiuse subcarriers in multipoint-to-point communication using orthogonal frequency division multiplexing
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US6081536A (en) 1997-06-20 2000-06-27 Tantivy Communications, Inc. Dynamic bandwidth allocation to transmit a wireless protocol across a code division multiple access (CDMA) radio link
US6542481B2 (en) 1998-06-01 2003-04-01 Tantivy Communications, Inc. Dynamic bandwidth allocation for multiple access communication using session queues
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US6081524A (en) * 1997-07-03 2000-06-27 At&T Corp. Frame relay switched data service
US7394791B2 (en) * 1997-12-17 2008-07-01 Interdigital Technology Corporation Multi-detection of heartbeat to reduce error probability
US7079523B2 (en) * 2000-02-07 2006-07-18 Ipr Licensing, Inc. Maintenance link using active/standby request channels
US7936728B2 (en) * 1997-12-17 2011-05-03 Tantivy Communications, Inc. System and method for maintaining timing of synchronization messages over a reverse link of a CDMA wireless communication system
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US9525923B2 (en) 1997-12-17 2016-12-20 Intel Corporation Multi-detection of heartbeat to reduce error probability
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US7221664B2 (en) 1998-06-01 2007-05-22 Interdigital Technology Corporation Transmittal of heartbeat signal at a lower level than heartbeat request
US8134980B2 (en) * 1998-06-01 2012-03-13 Ipr Licensing, Inc. Transmittal of heartbeat signal at a lower level than heartbeat request
US7773566B2 (en) * 1998-06-01 2010-08-10 Tantivy Communications, Inc. System and method for maintaining timing of synchronization messages over a reverse link of a CDMA wireless communication system
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AU3673001A (en) 2000-02-07 2001-08-14 Tantivy Communications, Inc. Minimal maintenance link to support synchronization
US6714761B1 (en) 2000-11-21 2004-03-30 Starcom Wireless, Inc. Meteor burst communication system having the capability of simultaneous communication with multiple remote units
US8155096B1 (en) 2000-12-01 2012-04-10 Ipr Licensing Inc. Antenna control system and method
US7551663B1 (en) 2001-02-01 2009-06-23 Ipr Licensing, Inc. Use of correlation combination to achieve channel detection
US6954448B2 (en) * 2001-02-01 2005-10-11 Ipr Licensing, Inc. Alternate channel for carrying selected message types
KR100665077B1 (ko) 2001-06-13 2007-01-09 탄티비 커뮤니케이션즈 인코포레이티드 하트비트 요구보다 낮은 레벨로의 하트비트 신호의 전송
US7277411B2 (en) * 2002-08-21 2007-10-02 D.S.P. Group Ltd. Method and system for transmitting and receiving data in a TDMA frequency hopping system utilizing frequency diversity
US8634765B2 (en) * 2009-10-08 2014-01-21 Gerald Plamondon Portable satellite data communication device and related method
US11070249B2 (en) * 2017-09-28 2021-07-20 British Telecommunications Public Limited Company Controlling communications in respect of local area networks
CN111201718B (zh) 2017-10-10 2021-10-01 英国电讯有限公司 识别局域网中的干扰链路
CN111024160B (zh) * 2019-12-25 2021-09-21 四川瑞霆电力科技有限公司 一种适用于配电电缆连接头缆芯温湿度在线监测信号的采集方法及系统
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Also Published As

Publication number Publication date
JPS60150345A (ja) 1985-08-08
JPH06125321A (ja) 1994-05-06
CA1227844A (en) 1987-10-06
JPH0666740B2 (ja) 1994-08-24
US4642806A (en) 1987-02-10
EP0138365A3 (en) 1985-05-22
JPH0754924B2 (ja) 1995-06-07
EP0138365B1 (de) 1988-06-01
EP0138365A2 (de) 1985-04-24

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee