EP0273289A3 - Verfahren zur Bitsynchronisation für ein digitales Funktelefonsystem - Google Patents
Verfahren zur Bitsynchronisation für ein digitales Funktelefonsystem Download PDFInfo
- 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- Withdrawn
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
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/948,199 US4803726A (en) | 1986-12-31 | 1986-12-31 | Bit synchronization method for a digital radio telephone system |
US948199 | 1986-12-31 |
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)
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 |
US5081679A (en) * | 1990-07-20 | 1992-01-14 | Ericsson Ge Mobile Communications Holding Inc. | Resynchronization of encryption systems upon handoff |
US5091942A (en) * | 1990-07-23 | 1992-02-25 | Ericsson Ge Mobile Communications Holding, Inc. | Authentication system for digital cellular communications |
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 |
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 |
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 |
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 |
US5832035A (en) | 1994-09-20 | 1998-11-03 | Time Domain Corporation | Fast locking mechanism for channelized ultrawide-band communications |
US7321611B2 (en) | 1994-09-20 | 2008-01-22 | Alereen, Inc. | Method and transceiver for full duplex communication of ultra wideband signals |
US5677927A (en) * | 1994-09-20 | 1997-10-14 | Pulson Communications Corporation | Ultrawide-band communication system and method |
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 |
US5694432A (en) * | 1996-05-31 | 1997-12-02 | Unisys Corporation | Transmitter for a digital communication system which eliminates cumulative jitter |
US5680415A (en) * | 1996-05-31 | 1997-10-21 | Unisys Corporation | Repeater 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 |
US6175752B1 (en) | 1998-04-30 | 2001-01-16 | Therasense, 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 |
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 |
US8480580B2 (en) | 1998-04-30 | 2013-07-09 | Abbott Diabetes Care 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 |
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 |
US8465425B2 (en) | 1998-04-30 | 2013-06-18 | 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 |
AU2001296248A1 (en) * | 2000-09-12 | 2002-03-26 | Innovative Communications Technologies, Inc. | Bit synchronizer and internetworking system and method |
US6560471B1 (en) | 2001-01-02 | 2003-05-06 | Therasense, Inc. | Analyte monitoring device and methods of use |
WO2002078512A2 (en) | 2001-04-02 | 2002-10-10 | 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 |
US7920907B2 (en) | 2006-06-07 | 2011-04-05 | 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)
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)
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 |
JPS61502720A (ja) * | 1984-07-13 | 1986-11-20 | モトロ−ラ・インコ−ポレ−テツド | セル音声およびデ−タ無線電話システム |
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 |
-
1986
- 1986-12-31 US US06/948,199 patent/US4803726A/en not_active Expired - Lifetime
-
1987
- 1987-12-14 EP EP87118501A patent/EP0273289A3/de not_active Withdrawn
Patent Citations (5)
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)
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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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
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AK | Designated contracting states |
Kind code of ref document: A2 Designated state(s): AT BE CH DE FR GB IT LI LU NL SE |
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PUAL | Search report despatched |
Free format text: ORIGINAL CODE: 0009013 |
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AK | Designated contracting states |
Kind code of ref document: A3 Designated state(s): AT BE CH DE FR GB IT LI LU NL SE |
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17P | Request for examination filed |
Effective date: 19900302 |
|
17Q | First examination report despatched |
Effective date: 19920504 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
|
18D | Application deemed to be withdrawn |
Effective date: 19921117 |
|
RIN1 | Information on inventor provided before grant (corrected) |
Inventor name: PUHL, LARRY CHARLES Inventor name: CORRIGAN, GERALD EDWARD Inventor name: LEVINE, STEPHEN NORMAN Inventor name: BLISS, HARRY MARTIN |
|
P01 | Opt-out of the competence of the unified patent court (upc) registered |
Effective date: 20230522 |