FI991073A0 - Menetelmä päivittää koodigeneraattorin lineaarinen palautesiirtorekisteri - Google Patents
Menetelmä päivittää koodigeneraattorin lineaarinen palautesiirtorekisteriInfo
- Publication number
- FI991073A0 FI991073A0 FI991073A FI991073A FI991073A0 FI 991073 A0 FI991073 A0 FI 991073A0 FI 991073 A FI991073 A FI 991073A FI 991073 A FI991073 A FI 991073A FI 991073 A0 FI991073 A0 FI 991073A0
- Authority
- FI
- Finland
- Prior art keywords
- procedure
- shift register
- code generator
- feedback shift
- linear feedback
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/69—Spread spectrum techniques
- H04B1/707—Spread spectrum techniques using direct sequence modulation
- H04B1/7073—Synchronisation aspects
- H04B1/7075—Synchronisation aspects with code phase acquisition
- H04B1/70756—Jumping within the code, i.e. masking or slewing
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F7/00—Methods or arrangements for processing data by operating upon the order or content of the data handled
- G06F7/58—Random or pseudo-random number generators
- G06F7/582—Pseudo-random number generators
- G06F7/584—Pseudo-random number generators using finite field arithmetic, e.g. using a linear feedback shift register
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J13/00—Code division multiplex systems
- H04J13/10—Code generation
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Computational Mathematics (AREA)
- Mathematical Analysis (AREA)
- Mathematical Optimization (AREA)
- Pure & Applied Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- Error Detection And Correction (AREA)
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI991073A FI107094B (fi) | 1999-05-10 | 1999-05-10 | Menetelmä päivittää koodigeneraattorin lineaarinen palautesiirtorekisteri |
JP2000101174A JP4510219B2 (ja) | 1999-05-10 | 2000-03-31 | 符号生成器の線形フィードバック・シフトレジスタを更新する方法と符号生成器 |
EP00660080A EP1055996B1 (en) | 1999-05-10 | 2000-05-03 | Method for updating a linear feedback shift register of code generator |
DE60038846T DE60038846D1 (de) | 1999-05-10 | 2000-05-03 | Verfahren zum Aktualisieren eines Schieberegisters mit linearer Rückkopplung eines Codegenerators |
US09/567,830 US6665692B1 (en) | 1999-05-10 | 2000-05-09 | Method for updating a linear feedback shift register of code generator |
CNB001081985A CN1175578C (zh) | 1999-05-10 | 2000-05-10 | 用于更新代码生成器的线性反馈移位寄存器的方法 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI991073 | 1999-05-10 | ||
FI991073A FI107094B (fi) | 1999-05-10 | 1999-05-10 | Menetelmä päivittää koodigeneraattorin lineaarinen palautesiirtorekisteri |
Publications (3)
Publication Number | Publication Date |
---|---|
FI991073A0 true FI991073A0 (fi) | 1999-05-10 |
FI991073A FI991073A (fi) | 2000-11-11 |
FI107094B FI107094B (fi) | 2001-05-31 |
Family
ID=8554638
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI991073A FI107094B (fi) | 1999-05-10 | 1999-05-10 | Menetelmä päivittää koodigeneraattorin lineaarinen palautesiirtorekisteri |
Country Status (6)
Country | Link |
---|---|
US (1) | US6665692B1 (fi) |
EP (1) | EP1055996B1 (fi) |
JP (1) | JP4510219B2 (fi) |
CN (1) | CN1175578C (fi) |
DE (1) | DE60038846D1 (fi) |
FI (1) | FI107094B (fi) |
Families Citing this family (55)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FI107094B (fi) * | 1999-05-10 | 2001-05-31 | Nokia Mobile Phones Ltd | Menetelmä päivittää koodigeneraattorin lineaarinen palautesiirtorekisteri |
KR100424538B1 (ko) * | 2001-05-29 | 2004-03-27 | 엘지전자 주식회사 | 이동통신시스템에서의 스크램블링 코드 생성 장치 및 방법 |
US7177891B2 (en) * | 2002-10-09 | 2007-02-13 | Analog Devices, Inc. | Compact Galois field multiplier engine |
US9298423B2 (en) | 2012-07-24 | 2016-03-29 | Ternarylogic Llc | Methods and systems for determining characteristics of a sequence of n-state symbols |
US8374289B2 (en) * | 2004-02-25 | 2013-02-12 | Ternarylogic Llc | Generation and detection of non-binary digital sequences |
US8364977B2 (en) * | 2004-02-25 | 2013-01-29 | Ternarylogic Llc | Methods and systems for processing of n-state symbols with XOR and EQUALITY binary functions |
DE102005005695B4 (de) * | 2005-02-08 | 2019-03-28 | Siemens Aktiengesellschaft | Codefolge und Funkstation |
DE102005005696B4 (de) * | 2005-02-08 | 2014-05-28 | Siemens Aktiengesellschaft | Verfahren und Funkstation zur Übertragung von Daten |
DE102005006893B4 (de) * | 2005-02-15 | 2011-11-24 | Siemens Ag | Funkstation und Verfahren zur Übertragung von Daten |
US7668893B2 (en) * | 2005-08-30 | 2010-02-23 | Micron Technology, Inc. | Data generator having linear feedback shift registers for generating data pattern in forward and reverse orders |
US20070168406A1 (en) * | 2005-10-18 | 2007-07-19 | Meyer David R | Complementary linear feedback shift registers for generating advance timing masks |
KR100871221B1 (ko) * | 2005-11-11 | 2008-12-01 | 삼성전자주식회사 | 선형 궤환 시프트 레지스터를 이용하는 통신 시스템에서부호 생성 방법 및 장치 |
US7487194B2 (en) * | 2006-04-05 | 2009-02-03 | Peter Lablans | Binary and n-valued LFSR and LFCSR based scramblers, descramblers, sequence generators and detectors in Galois configuration |
JP4806341B2 (ja) * | 2006-12-20 | 2011-11-02 | 日本無線株式会社 | 符号生成装置及びスペクトラム拡散信号受信システム |
DE102007002230A1 (de) * | 2007-01-10 | 2008-07-17 | Benecke-Kaliko Ag | Thermoplastische Folie |
US8312551B2 (en) | 2007-02-15 | 2012-11-13 | Harris Corporation | Low level sequence as an anti-tamper Mechanism |
US8345873B2 (en) * | 2007-04-04 | 2013-01-01 | Ternarylogic Llc | Methods and systems for N-state signal processing with binary devices |
US8611530B2 (en) | 2007-05-22 | 2013-12-17 | Harris Corporation | Encryption via induced unweighted errors |
US7995757B2 (en) * | 2007-05-31 | 2011-08-09 | Harris Corporation | Closed galois field combination |
US7995749B2 (en) * | 2007-10-30 | 2011-08-09 | Harris Corporation | Cryptographic system configured for extending a repetition period of a random sequence |
US8180055B2 (en) | 2008-02-05 | 2012-05-15 | Harris Corporation | Cryptographic system incorporating a digitally generated chaotic numerical sequence |
US8363830B2 (en) | 2008-02-07 | 2013-01-29 | Harris Corporation | Cryptographic system configured to perform a mixed radix conversion with a priori defined statistical artifacts |
US8040937B2 (en) * | 2008-03-26 | 2011-10-18 | Harris Corporation | Selective noise cancellation of a spread spectrum signal |
US8139764B2 (en) | 2008-05-06 | 2012-03-20 | Harris Corporation | Closed galois field cryptographic system |
US8320557B2 (en) * | 2008-05-08 | 2012-11-27 | Harris Corporation | Cryptographic system including a mixed radix number generator with chosen statistical artifacts |
US8145692B2 (en) | 2008-05-29 | 2012-03-27 | Harris Corporation | Digital generation of an accelerated or decelerated chaotic numerical sequence |
US8064552B2 (en) * | 2008-06-02 | 2011-11-22 | Harris Corporation | Adaptive correlation |
US8068571B2 (en) * | 2008-06-12 | 2011-11-29 | Harris Corporation | Featureless coherent chaotic amplitude modulation |
US8325702B2 (en) | 2008-08-29 | 2012-12-04 | Harris Corporation | Multi-tier ad-hoc network in which at least two types of non-interfering waveforms are communicated during a timeslot |
US8165065B2 (en) | 2008-10-09 | 2012-04-24 | Harris Corporation | Ad-hoc network acquisition using chaotic sequence spread waveform |
JP5267038B2 (ja) * | 2008-10-20 | 2013-08-21 | 富士通株式会社 | 線形帰還シフト演算装置、通信装置、マイクロプロセッサ、及び線形帰還シフト演算装置におけるデータ出力方法 |
US8406276B2 (en) | 2008-12-29 | 2013-03-26 | Harris Corporation | Communications system employing orthogonal chaotic spreading codes |
US8351484B2 (en) | 2008-12-29 | 2013-01-08 | Harris Corporation | Communications system employing chaotic spreading codes with static offsets |
US8457077B2 (en) | 2009-03-03 | 2013-06-04 | Harris Corporation | Communications system employing orthogonal chaotic spreading codes |
US8594160B2 (en) * | 2009-04-02 | 2013-11-26 | Panasonic Corporation | Radio transmitting/receiving circuit, wireless communication apparatus, and radio transmitting/receiving method |
US8428102B2 (en) | 2009-06-08 | 2013-04-23 | Harris Corporation | Continuous time chaos dithering |
US8509284B2 (en) | 2009-06-08 | 2013-08-13 | Harris Corporation | Symbol duration dithering for secured chaotic communications |
US8428103B2 (en) | 2009-06-10 | 2013-04-23 | Harris Corporation | Discrete time chaos dithering |
US8363700B2 (en) | 2009-07-01 | 2013-01-29 | Harris Corporation | Rake receiver for spread spectrum chaotic communications systems |
US8385385B2 (en) * | 2009-07-01 | 2013-02-26 | Harris Corporation | Permission-based secure multiple access communication systems |
US8406352B2 (en) * | 2009-07-01 | 2013-03-26 | Harris Corporation | Symbol estimation for chaotic spread spectrum signal |
US8428104B2 (en) | 2009-07-01 | 2013-04-23 | Harris Corporation | Permission-based multiple access communications systems |
US8369376B2 (en) | 2009-07-01 | 2013-02-05 | Harris Corporation | Bit error rate reduction in chaotic communications |
US8379689B2 (en) | 2009-07-01 | 2013-02-19 | Harris Corporation | Anti-jam communications having selectively variable peak-to-average power ratio including a chaotic constant amplitude zero autocorrelation waveform |
US8340295B2 (en) | 2009-07-01 | 2012-12-25 | Harris Corporation | High-speed cryptographic system using chaotic sequences |
US8848909B2 (en) | 2009-07-22 | 2014-09-30 | Harris Corporation | Permission-based TDMA chaotic communication systems |
US8369377B2 (en) * | 2009-07-22 | 2013-02-05 | Harris Corporation | Adaptive link communications using adaptive chaotic spread waveform |
US8345725B2 (en) | 2010-03-11 | 2013-01-01 | Harris Corporation | Hidden Markov Model detection for spread spectrum waveforms |
US8405925B2 (en) * | 2011-06-01 | 2013-03-26 | International Business Machines Corporation | Track-dependent data randomization mitigating false VFO detection |
US9448959B2 (en) * | 2012-10-05 | 2016-09-20 | Analog Devices, Inc. | Two-wire communication protocol engine |
CN103378917B (zh) * | 2012-04-17 | 2016-01-20 | 中兴通讯股份有限公司 | 扰码的生成方法、装置和扰码的处理装置 |
US10084593B2 (en) * | 2015-01-20 | 2018-09-25 | Ternarylogic Llc | Apparatus for unconventional non-linear feedback shift registers (NLFSRs) |
US9356614B1 (en) * | 2015-01-23 | 2016-05-31 | Qualcomm Incorporated | Thermometer code converter |
TWI727507B (zh) * | 2019-11-19 | 2021-05-11 | 瑞昱半導體股份有限公司 | 信號處理裝置與信號處理方法 |
CN112953562B (zh) * | 2019-11-26 | 2024-02-09 | 瑞昱半导体股份有限公司 | 信号处理装置与信号处理方法 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6197746A (ja) * | 1984-10-15 | 1986-05-16 | インタ−ナショナル ビジネス マシ−ンズ コ−ポレ−ション | 乱数発生装置 |
JP2845308B2 (ja) * | 1993-04-02 | 1999-01-13 | 株式会社アドバンテスト | 並列疑似ランダムパターン発生器 |
US5491718A (en) * | 1994-01-05 | 1996-02-13 | Nokia Mobile Phones Ltd. | CDMA radiotelephone having optimized slotted mode and long code operation |
JPH0818550A (ja) * | 1994-04-27 | 1996-01-19 | N T T Ido Tsushinmo Kk | 符号系列発生器 |
EP0770289B1 (en) | 1995-05-12 | 2002-11-27 | Koninklijke Philips Electronics N.V. | A direct-sequence spread spectrum communication system, a primary radio station, and a secondary radio station |
US5835528A (en) | 1997-07-08 | 1998-11-10 | Texas Instruments Incorporated | Method for fast determination of puesdo-noise code generator state |
US6038577A (en) * | 1998-01-09 | 2000-03-14 | Dspc Israel Ltd. | Efficient way to produce a delayed version of a maximum length sequence using a division circuit |
JP3556461B2 (ja) * | 1998-03-18 | 2004-08-18 | 富士通株式会社 | M系列の位相シフト係数算出方式 |
FI107094B (fi) * | 1999-05-10 | 2001-05-31 | Nokia Mobile Phones Ltd | Menetelmä päivittää koodigeneraattorin lineaarinen palautesiirtorekisteri |
-
1999
- 1999-05-10 FI FI991073A patent/FI107094B/fi not_active IP Right Cessation
-
2000
- 2000-03-31 JP JP2000101174A patent/JP4510219B2/ja not_active Expired - Fee Related
- 2000-05-03 EP EP00660080A patent/EP1055996B1/en not_active Expired - Lifetime
- 2000-05-03 DE DE60038846T patent/DE60038846D1/de not_active Expired - Fee Related
- 2000-05-09 US US09/567,830 patent/US6665692B1/en not_active Expired - Lifetime
- 2000-05-10 CN CNB001081985A patent/CN1175578C/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US6665692B1 (en) | 2003-12-16 |
DE60038846D1 (de) | 2008-06-26 |
CN1175578C (zh) | 2004-11-10 |
FI991073A (fi) | 2000-11-11 |
EP1055996A2 (en) | 2000-11-29 |
EP1055996A3 (en) | 2005-06-01 |
EP1055996B1 (en) | 2008-05-14 |
CN1273460A (zh) | 2000-11-15 |
JP4510219B2 (ja) | 2010-07-21 |
FI107094B (fi) | 2001-05-31 |
JP2000332728A (ja) | 2000-11-30 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM | Patent lapsed |