FI990649A - Menetelmä päivittää koodigeneraattorin lineaarinen palautesiirtorekisteri - Google Patents
Menetelmä päivittää koodigeneraattorin lineaarinen palautesiirtorekisteri Download PDFInfo
- Publication number
- FI990649A FI990649A FI990649A FI990649A FI990649A FI 990649 A FI990649 A FI 990649A FI 990649 A FI990649 A FI 990649A FI 990649 A FI990649 A FI 990649A FI 990649 A FI990649 A FI 990649A
- Authority
- FI
- Finland
- Prior art keywords
- shift register
- code generator
- feedback shift
- linear feedback
- method updates
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J13/00—Code division multiplex systems
- H04J13/10—Code generation
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Error Detection And Correction (AREA)
- Mobile Radio Communication Systems (AREA)
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI990649A FI108182B (fi) | 1999-03-23 | 1999-03-23 | Menetelmä päivittää koodigeneraattorin lineaarinen palautesiirtorekisteri |
AU35608/00A AU3560800A (en) | 1999-03-23 | 2000-03-22 | Method for updating linear feedback shift register of code generator |
EP00914204A EP1163750B1 (en) | 1999-03-23 | 2000-03-22 | Method for updating linear feedback shift register of code generator |
DE60039420T DE60039420D1 (de) | 1999-03-23 | 2000-03-22 | Verfahren zur aktualisierung eines linearen rückgekoppelten schieberegisters eines codegenerators |
PCT/FI2000/000236 WO2000057588A1 (en) | 1999-03-23 | 2000-03-22 | Method for updating linear feedback shift register of code generator |
US09/903,867 US6631158B2 (en) | 1999-03-23 | 2001-07-13 | Method for updating linear feedback shift register of code generator |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI990649A FI108182B (fi) | 1999-03-23 | 1999-03-23 | Menetelmä päivittää koodigeneraattorin lineaarinen palautesiirtorekisteri |
FI990649 | 1999-03-23 |
Publications (3)
Publication Number | Publication Date |
---|---|
FI990649A0 FI990649A0 (fi) | 1999-03-23 |
FI990649A true FI990649A (fi) | 2000-09-24 |
FI108182B FI108182B (fi) | 2001-11-30 |
Family
ID=8554267
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI990649A FI108182B (fi) | 1999-03-23 | 1999-03-23 | Menetelmä päivittää koodigeneraattorin lineaarinen palautesiirtorekisteri |
Country Status (6)
Country | Link |
---|---|
US (1) | US6631158B2 (fi) |
EP (1) | EP1163750B1 (fi) |
AU (1) | AU3560800A (fi) |
DE (1) | DE60039420D1 (fi) |
FI (1) | FI108182B (fi) |
WO (1) | WO2000057588A1 (fi) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6956891B2 (en) * | 2000-11-15 | 2005-10-18 | Go-Cdma Limited | Method and apparatus for non-linear code-division multiple access technology |
KR100424538B1 (ko) * | 2001-05-29 | 2004-03-27 | 엘지전자 주식회사 | 이동통신시스템에서의 스크램블링 코드 생성 장치 및 방법 |
KR100474683B1 (ko) * | 2002-08-23 | 2005-03-10 | 삼성전자주식회사 | 이동 통신 시스템의 동기 획득 장치 및 방법 |
US6765506B1 (en) * | 2003-01-06 | 2004-07-20 | Via Technologies Inc. | Scrambler, de-scrambler, and related method |
KR100800800B1 (ko) * | 2005-08-30 | 2008-02-04 | 삼성전자주식회사 | 선형궤환시프트레지스터를 이용한 부호 생성 방법 및 장치 |
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 |
US20090129448A1 (en) * | 2006-02-15 | 2009-05-21 | Joshua Lawrence Koslov | Apparatus and Method For Generating Scrambling Codes |
US8693526B2 (en) * | 2011-02-16 | 2014-04-08 | Chester Wildey | Unipolar spread spectrum modulation for low computation and power cost signal multiplexing with application to fNIRS measurments |
US10708043B2 (en) | 2013-03-07 | 2020-07-07 | David Mayer Hutchinson | One pad communications |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5243622A (en) * | 1991-08-02 | 1993-09-07 | General Dynamics Corporation, Electronics Division | Direct-sequence spread-spectrum communication system with asynchronous despreading |
US5267271A (en) * | 1991-09-27 | 1993-11-30 | Lockheed Missiles & Space Company, Inc. | Signal analysis technique for determining a subject of binary sequences most likely to have been transmitted in a multi-node communication network |
US5228054A (en) * | 1992-04-03 | 1993-07-13 | Qualcomm Incorporated | Power-of-two length pseudo-noise sequence generator with fast offset adjustment |
IL111469A0 (en) * | 1993-11-01 | 1994-12-29 | Omnipoint Corp | Despreading/demodulating direct sequence spread spectrum signals |
US5491718A (en) * | 1994-01-05 | 1996-02-13 | Nokia Mobile Phones Ltd. | CDMA radiotelephone having optimized slotted mode and long code operation |
WO1996036137A2 (en) | 1995-05-12 | 1996-11-14 | Philips Electronics N.V. | A direct-sequence spread spectrum communication system, a primary radio station, and a secondary radio station |
JP3229928B2 (ja) * | 1996-10-25 | 2001-11-19 | 沖電気工業株式会社 | 移動通信システム |
JP3651154B2 (ja) * | 1996-12-27 | 2005-05-25 | ソニー株式会社 | Pn符号発生回路及び無線システムの端末装置 |
US6005888A (en) * | 1997-07-08 | 1999-12-21 | Texas Instruments Incorporated | Method for providing offset mask for pseudo-noise sequence generator |
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 |
US6246697B1 (en) * | 1998-01-24 | 2001-06-12 | Motorola, Inc. | Method and system for generating a complex pseudonoise sequence for processing a code division multiple access signal |
US5926070A (en) | 1998-03-04 | 1999-07-20 | Texas Instruments Incorporated | Efficient offset mask generator for pseudo-noise sequence generator |
US6141669A (en) | 1998-05-06 | 2000-10-31 | Nortel Networks Corporation | Pseudorandom binary sequence block shifter |
US6141374A (en) * | 1998-10-14 | 2000-10-31 | Lucent Technologies Inc. | Method and apparatus for generating multiple matched-filter PN vectors in a CDMA demodulator |
US6470000B1 (en) * | 1998-10-14 | 2002-10-22 | Agere Systems Guardian Corp. | Shared correlator system and method for direct-sequence CDMA demodulation |
US6636553B1 (en) * | 1998-12-29 | 2003-10-21 | Texas Instruments Incorporated | Pseudorandom noise generator for WCDMA |
-
1999
- 1999-03-23 FI FI990649A patent/FI108182B/fi not_active IP Right Cessation
-
2000
- 2000-03-22 AU AU35608/00A patent/AU3560800A/en not_active Abandoned
- 2000-03-22 WO PCT/FI2000/000236 patent/WO2000057588A1/en active IP Right Grant
- 2000-03-22 DE DE60039420T patent/DE60039420D1/de not_active Expired - Lifetime
- 2000-03-22 EP EP00914204A patent/EP1163750B1/en not_active Expired - Lifetime
-
2001
- 2001-07-13 US US09/903,867 patent/US6631158B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
FI108182B (fi) | 2001-11-30 |
US6631158B2 (en) | 2003-10-07 |
EP1163750A1 (en) | 2001-12-19 |
EP1163750B1 (en) | 2008-07-09 |
DE60039420D1 (de) | 2008-08-21 |
AU3560800A (en) | 2000-10-09 |
WO2000057588A1 (en) | 2000-09-28 |
US20020031169A1 (en) | 2002-03-14 |
FI990649A0 (fi) | 1999-03-23 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MA | Patent expired |