EP0273289A3 - Verfahren zur Bitsynchronisation für ein digitales Funktelefonsystem - Google Patents

Verfahren zur Bitsynchronisation für ein digitales Funktelefonsystem Download PDF

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Publication number
EP0273289A3
EP0273289A3 EP87118501A EP87118501A EP0273289A3 EP 0273289 A3 EP0273289 A3 EP 0273289A3 EP 87118501 A EP87118501 A EP 87118501A EP 87118501 A EP87118501 A EP 87118501A EP 0273289 A3 EP0273289 A3 EP 0273289A3
Authority
EP
European Patent Office
Prior art keywords
bit synchronization
unit
data stream
bit
bit rate
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.)
Withdrawn
Application number
EP87118501A
Other languages
English (en)
French (fr)
Other versions
EP0273289A2 (de
Inventor
Stephen Norman Levine
Larry Charles Puhl
Harry Martin Bliss
Gerald Edward Corrigan
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.)
Motorola Solutions Inc
Original Assignee
Motorola 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 Motorola Inc filed Critical Motorola Inc
Publication of EP0273289A2 publication Critical patent/EP0273289A2/de
Publication of EP0273289A3 publication Critical patent/EP0273289A3/de
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/12—Transmitting and receiving encryption devices synchronised or initially set up in a particular manner
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04K—SECRET COMMUNICATION; JAMMING OF COMMUNICATION
    • H04K1/00—Secret communication
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/06—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols the encryption apparatus using shift registers or memories for block-wise or stream coding, e.g. DES systems or RC4; Hash functions; Pseudorandom sequence generators
    • H04L9/065—Encryption by serially and continuously modifying data stream elements, e.g. stream cipher systems, RC4, SEAL or A5/3
    • H04L9/0656—Pseudorandom key sequence combined element-for-element with data sequence, e.g. one-time-pad [OTP] or Vernam's cipher
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L2209/00—Additional information or applications relating to cryptographic mechanisms or cryptographic arrangements for secret or secure communication H04L9/00
    • H04L2209/80—Wireless
EP87118501A 1986-12-31 1987-12-14 Verfahren zur Bitsynchronisation für ein digitales Funktelefonsystem Withdrawn EP0273289A3 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US948199 1986-12-31
US06/948,199 US4803726A (en) 1986-12-31 1986-12-31 Bit synchronization method for a digital radio telephone system

Publications (2)

Publication Number Publication Date
EP0273289A2 EP0273289A2 (de) 1988-07-06
EP0273289A3 true EP0273289A3 (de) 1989-10-18

Family

ID=25487464

Family Applications (1)

Application Number Title Priority Date Filing Date
EP87118501A Withdrawn EP0273289A3 (de) 1986-12-31 1987-12-14 Verfahren zur Bitsynchronisation für ein digitales Funktelefonsystem

Country Status (2)

Country Link
US (1) US4803726A (de)
EP (1) EP0273289A3 (de)

Families Citing this family (60)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4866773A (en) * 1988-05-20 1989-09-12 Dan Lubarsky System for interfacing a digital encryption device to a time-division multiplexed communication system
US4984290A (en) * 1988-08-04 1991-01-08 Motorola, Inc. Method of controlling communications in a cellular radiotelephone system
US5070536A (en) * 1988-08-04 1991-12-03 Norand Corporation Mobile radio data communication system and method
US5142693A (en) * 1988-08-22 1992-08-25 Motorola, Inc. Data capable radio communication console
DE3842694A1 (de) * 1988-12-19 1990-06-21 Standard Elektrik Lorenz Ag Demultiplexer mit schaltung zur verringerung des wartezeitjitters
US5159695A (en) * 1989-05-30 1992-10-27 Motorola, Inc. Communication system to communication system communication system
US5001756A (en) * 1989-08-11 1991-03-19 Motorola, Inc. Decryption device with variable clock
SE464553B (sv) * 1989-09-12 1991-05-06 Ericsson Telefon Ab L M Synkroniseringsmetod i ett mobilradiosystem
US5701297A (en) * 1989-09-27 1997-12-23 Motorola, Inc. Data over cellular
US5103467A (en) * 1989-10-31 1992-04-07 Motorola, Inc. Asynchronous voice reconstruction for a digital communication system
SE465797B (sv) * 1990-03-07 1991-10-28 Ericsson Telefon Ab L M Foerfarande att oeverfoera synkroniseringsinformation vid krypterad oeverfoering i ett mobilradiosystem
NZ237080A (en) * 1990-03-07 1993-05-26 Ericsson Telefon Ab L M Continuous synchronisation for duplex encrypted digital cellular telephony
US5091942A (en) * 1990-07-23 1992-02-25 Ericsson Ge Mobile Communications Holding, Inc. Authentication system for digital cellular communications
US5081679A (en) * 1990-07-20 1992-01-14 Ericsson Ge Mobile Communications Holding Inc. Resynchronization of encryption systems upon handoff
IL100871A (en) * 1991-02-22 1994-11-28 Motorola Inc Device and method for interlocking clocks in independent networks
US5237612A (en) * 1991-03-29 1993-08-17 Ericsson Ge Mobile Communications Inc. Cellular verification and validation system
US5241598A (en) * 1991-05-22 1993-08-31 Ericsson Ge Mobile Communications, Inc. Rolling key resynchronization in cellular verification and validation system
US5630112A (en) * 1991-06-19 1997-05-13 Kabushiki Kaisha Toshiba System using timing information contained in data read from reproduction unit controlled by first oscillator to vary frequency of independent system clock signal
JPH05168073A (ja) * 1991-12-19 1993-07-02 Mitsubishi Electric Corp 共通線信号挿抜装置
FI92894C (fi) * 1992-08-17 1995-01-10 Nokia Telecommunications Oy Järjestely datansiirron tehostamiseksi digitaalisessa solukkoradioverkossa
US5285496A (en) * 1992-12-14 1994-02-08 Firstperson, Inc. Methods and apparatus for providing a secure paging system
US5602880A (en) * 1993-06-02 1997-02-11 Alcatel Network Systems Method and system for minimizing resynchronization delays in digital microwave radio systems
US5426643A (en) * 1993-11-01 1995-06-20 Motorola Inc. Apparatus and method for transmitting bit synchronous data over an unreliable channel
US5699353A (en) * 1993-11-24 1997-12-16 Ericsson Ge Mobile Communications, Inc. Extended trunked RF communications systems networking
US7266186B1 (en) 1994-01-05 2007-09-04 Intellect Wireless Inc. Method and apparatus for improved paging receiver and system
US6278862B1 (en) 1994-01-05 2001-08-21 Daniel A. Henderson Method and apparatus for enhancing the efficient communication of information in an alphanumeric paging network
US6427064B1 (en) 1994-01-05 2002-07-30 Daniel A. Henderson Method and apparatus for maintaining a database in a portable communication device
US7426264B1 (en) 1994-01-05 2008-09-16 Henderson Daniel A Method and apparatus for improved personal communication devices and systems
US5557635A (en) * 1994-01-12 1996-09-17 The United States Of America As Represented By The Secretary Of The Air Force Voice encode/decode subsystem in a system for acquisition of test data using pulse code modulation
US5673307A (en) * 1994-02-17 1997-09-30 Spectralink Corporation Handoff method for indoor cellular phone system
US5677927A (en) * 1994-09-20 1997-10-14 Pulson Communications Corporation Ultrawide-band communication system and method
US7321611B2 (en) 1994-09-20 2008-01-22 Alereen, Inc. Method and transceiver for full duplex communication of ultra wideband signals
US5832035A (en) 1994-09-20 1998-11-03 Time Domain Corporation Fast locking mechanism for channelized ultrawide-band communications
US5687169A (en) * 1995-04-27 1997-11-11 Time Domain Systems, Inc. Full duplex ultrawide-band communication system and method
US5805704A (en) * 1995-12-15 1998-09-08 United Microelectronics Corp. Method and apparatus for protecting broadcast software against unauthorized reception on a software broadcasting system
US6075831A (en) * 1995-12-29 2000-06-13 Advanced Micro Devices FIFO and system synchronization system and method
GB2309866A (en) * 1996-01-30 1997-08-06 Sony Corp Frequency error detection in mobile radio communications
US5680415A (en) * 1996-05-31 1997-10-21 Unisys Corporation Repeater for a digital communication system which eliminates cumulative jitter
US5694432A (en) * 1996-05-31 1997-12-02 Unisys Corporation Transmitter for a digital communication system which eliminates cumulative jitter
US7539237B2 (en) 1996-12-06 2009-05-26 Alereon, Inc. Fast locking mechanism for channelized ultrawide-band communications
IL120996A (en) 1997-06-04 2000-08-31 Dspc Tech Ltd Voice-channel frequency synchronization
US6400701B2 (en) * 1998-03-31 2002-06-04 Nortel Networks Limited Asymmetric internet access over fixed wireless access
US8480580B2 (en) 1998-04-30 2013-07-09 Abbott Diabetes Care Inc. Analyte monitoring device and methods of use
US8465425B2 (en) 1998-04-30 2013-06-18 Abbott Diabetes Care Inc. Analyte monitoring device and methods of use
US6949816B2 (en) * 2003-04-21 2005-09-27 Motorola, Inc. Semiconductor component having first surface area for electrically coupling to a semiconductor chip and second surface area for electrically coupling to a substrate, and method of manufacturing same
US6175752B1 (en) 1998-04-30 2001-01-16 Therasense, Inc. Analyte monitoring device and methods of use
US8688188B2 (en) 1998-04-30 2014-04-01 Abbott Diabetes Care Inc. Analyte monitoring device and methods of use
US8346337B2 (en) 1998-04-30 2013-01-01 Abbott Diabetes Care Inc. Analyte monitoring device and methods of use
US8974386B2 (en) 1998-04-30 2015-03-10 Abbott Diabetes Care Inc. Analyte monitoring device and methods of use
US9066695B2 (en) 1998-04-30 2015-06-30 Abbott Diabetes Care Inc. Analyte monitoring device and methods of use
US6754295B1 (en) * 2000-04-07 2004-06-22 Comrex Corporation Method and apparatus for synchronizing data transmission and reception over a network
US20020031126A1 (en) * 2000-09-12 2002-03-14 Crichton James Conrad Bit synchronizer and internetworking system and method
US6560471B1 (en) 2001-01-02 2003-05-06 Therasense, Inc. Analyte monitoring device and methods of use
US7041468B2 (en) 2001-04-02 2006-05-09 Therasense, Inc. Blood glucose tracking apparatus and methods
US20030142818A1 (en) * 2001-09-28 2003-07-31 Nec Usa, Inc. Techniques for efficient security processing
US7095856B2 (en) * 2002-03-29 2006-08-22 Motorola, Inc. Method and apparatus to maintain encryption synchronization in a multi-modulation TDM system
JP4667108B2 (ja) * 2005-04-11 2011-04-06 パナソニック株式会社 データ処理装置
US7620181B2 (en) * 2005-04-20 2009-11-17 Harris Corporation Communications system with minimum error cryptographic resynchronization
WO2007143225A2 (en) 2006-06-07 2007-12-13 Abbott Diabetes Care, Inc. Analyte monitoring system and method
US9946683B2 (en) * 2014-12-24 2018-04-17 Intel Corporation Reducing precision timing measurement uncertainty

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2050119A (en) * 1979-05-18 1980-12-31 Raytheon Co Data processing apparatus providing improvements in multiplexer/demultiplexer systems
US4434323A (en) * 1981-06-29 1984-02-28 Motorola, Inc. Scrambler key code synchronizer
GB2126844A (en) * 1982-09-11 1984-03-28 Racal Res Ltd Multipath correction in radio systems
EP0165619A2 (de) * 1984-06-22 1985-12-27 Nec Corporation Schaltung für synchronen Datenempfänger
US4596026A (en) * 1983-05-09 1986-06-17 Raytheon Company Asynchronous data clock generator

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3825683A (en) * 1972-11-10 1974-07-23 Gte Automatic Electric Lab Inc Line variation compensation system for synchronized pcm digital switching
US3839599A (en) * 1972-11-10 1974-10-01 Gte Automatic Electric Lab Inc Line variation compensation system for synchronized pcm digital switching
US4341925A (en) * 1978-04-28 1982-07-27 Nasa Random digital encryption secure communication system
US4181975A (en) * 1978-07-10 1980-01-01 Rockwell International Corporation Digital delay line apparatus
US4327411A (en) * 1980-03-04 1982-04-27 Bell Telephone Laboratories, Incorporated High capacity elastic store having continuously variable delay
US4383322A (en) * 1980-05-02 1983-05-10 Harris Corporation Combined use of PN sequence for data scrambling and frame synchronization in digital communication systems
US4429386A (en) * 1981-01-05 1984-01-31 Siemens Corporation Buffer arrangement of a PCM exchange system
DE3217261C2 (de) * 1982-05-07 1984-09-13 Siemens AG, 1000 Berlin und 8000 München Verfahren zum Übertragen von verschlüsselten Daten
DE3238973A1 (de) * 1982-10-21 1984-04-26 Siemens AG, 1000 Berlin und 8000 München Verfahren zur digitalen nachrichtenuebertragung
US4574243A (en) * 1984-01-03 1986-03-04 Motorola, Inc. Multiple frequency digital phase locked loop
CA1230648A (en) * 1984-07-13 1987-12-22 Gerald P. Labedz Cellular voice and data radiotelephone system
US4622666A (en) * 1984-12-10 1986-11-11 Northern Telecom Limited Circuits for detecting framing bits in a t.d.m. bit stream
US4701939A (en) * 1985-04-01 1987-10-20 General Electric Company Method and apparatus for obtaining reliable synchronization over a noisy channel
JPH0685517B2 (ja) * 1985-06-28 1994-10-26 ソニー株式会社 情報サ−ビスシステム
US4649543A (en) * 1985-08-30 1987-03-10 Motorola, Inc. Synchronization sequence decoder for a digital radiotelephone system

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2050119A (en) * 1979-05-18 1980-12-31 Raytheon Co Data processing apparatus providing improvements in multiplexer/demultiplexer systems
US4434323A (en) * 1981-06-29 1984-02-28 Motorola, Inc. Scrambler key code synchronizer
GB2126844A (en) * 1982-09-11 1984-03-28 Racal Res Ltd Multipath correction in radio systems
US4596026A (en) * 1983-05-09 1986-06-17 Raytheon Company Asynchronous data clock generator
EP0165619A2 (de) * 1984-06-22 1985-12-27 Nec Corporation Schaltung für synchronen Datenempfänger

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
PROCEEDINGS OF MELECON '85, Madrid, 8th-10th October 1985, vol. 2, pages 427-430, IEEE, New York, US; M. AKTEKIN: "A simulation study of a digital packet speech communication link" *

Also Published As

Publication number Publication date
US4803726A (en) 1989-02-07
EP0273289A2 (de) 1988-07-06

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Inventor name: PUHL, LARRY CHARLES

Inventor name: CORRIGAN, GERALD EDWARD

Inventor name: LEVINE, STEPHEN NORMAN

Inventor name: BLISS, HARRY MARTIN

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