DE102006054466A1 - Gerät zur FPGA-Programmierung zum Synchronisieren mit CDMA-Signalen - Google Patents
Gerät zur FPGA-Programmierung zum Synchronisieren mit CDMA-Signalen Download PDFInfo
- Publication number
- DE102006054466A1 DE102006054466A1 DE200610054466 DE102006054466A DE102006054466A1 DE 102006054466 A1 DE102006054466 A1 DE 102006054466A1 DE 200610054466 DE200610054466 DE 200610054466 DE 102006054466 A DE102006054466 A DE 102006054466A DE 102006054466 A1 DE102006054466 A1 DE 102006054466A1
- Authority
- DE
- Germany
- Prior art keywords
- pseudo noise
- noise codes
- gate array
- codes
- selector
- 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- Withdrawn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
- 238000012360 testing method Methods 0.000 claims abstract description 38
- 230000001186 cumulative effect Effects 0.000 claims description 56
- 238000001514 detection method Methods 0.000 claims description 52
- 230000001360 synchronised effect Effects 0.000 claims description 11
- 238000004590 computer program Methods 0.000 claims 2
- 238000012545 processing Methods 0.000 abstract description 33
- 238000007781 pre-processing Methods 0.000 description 9
- 238000004891 communication Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 6
- 230000006870 function Effects 0.000 description 6
- 230000004044 response Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 238000001228 spectrum Methods 0.000 description 5
- 230000007480 spreading Effects 0.000 description 5
- 238000003491 array Methods 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 4
- 238000005259 measurement Methods 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 3
- 239000010931 gold Substances 0.000 description 3
- 229910052737 gold Inorganic materials 0.000 description 3
- 239000004065 semiconductor Substances 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000000977 initiatory effect Effects 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 238000005070 sampling Methods 0.000 description 2
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005314 correlation function Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005562 fading Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J13/00—Code division multiplex systems
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J13/00—Code division multiplex systems
- H04J13/0007—Code type
- H04J13/0022—PN, e.g. Kronecker
-
- 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)
- Synchronisation In Digital Transmission Systems (AREA)
- Tests Of Electronic Circuits (AREA)
- Mobile Radio Communication Systems (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2005361205A JP2007166350A (ja) | 2005-12-15 | 2005-12-15 | ゲートアレイプログラム装置、測定装置、プログラム |
| JP2005-361205 | 2005-12-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE102006054466A1 true DE102006054466A1 (de) | 2007-06-28 |
Family
ID=38108996
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE200610054466 Withdrawn DE102006054466A1 (de) | 2005-12-15 | 2006-11-18 | Gerät zur FPGA-Programmierung zum Synchronisieren mit CDMA-Signalen |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US20070140324A1 (https=) |
| JP (1) | JP2007166350A (https=) |
| DE (1) | DE102006054466A1 (https=) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7547847B2 (en) * | 2006-09-19 | 2009-06-16 | Siemens Energy, Inc. | High thermal conductivity dielectric tape |
| CN103023529B (zh) * | 2012-12-05 | 2014-08-20 | 天津光电通信技术有限公司 | 一种基于FPGA实现过采样Golay序列的同步检测的方法 |
| CN109586760B (zh) * | 2018-12-10 | 2021-04-27 | 湖北航天技术研究院总体设计所 | 一种适应窄脉冲信号的无线通信方法及系统 |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3712156B2 (ja) * | 1997-09-30 | 2005-11-02 | ソニー株式会社 | 疑似雑音符号の同期捕捉装置及び受信装置 |
| JP3825179B2 (ja) * | 1998-07-17 | 2006-09-20 | 富士通株式会社 | 相関器 |
| KR100513710B1 (ko) * | 1999-05-25 | 2005-09-07 | 삼성전자주식회사 | Ｃｄｍａ 통신시스템의 코드동기 취득방법 및 그 장치 |
| US6801564B2 (en) * | 2000-02-23 | 2004-10-05 | Ipr Licensing, Inc. | Reverse link correlation filter in wireless communication systems |
| EP1152544A1 (en) * | 2000-05-05 | 2001-11-07 | Lucent Technologies Inc. | A time efficient real time correlator for CDMA systems |
| US6724810B1 (en) * | 2000-11-17 | 2004-04-20 | Xilinx, Inc. | Method and apparatus for de-spreading spread spectrum signals |
| US7224721B2 (en) * | 2002-10-11 | 2007-05-29 | The Mitre Corporation | System for direct acquisition of received signals |
| US7167504B1 (en) * | 2003-01-27 | 2007-01-23 | L-3 Communications Corporation | System and method for fast data rate discovery from PN codes |
-
2005
- 2005-12-15 JP JP2005361205A patent/JP2007166350A/ja active Pending
-
2006
- 2006-10-02 US US11/541,883 patent/US20070140324A1/en not_active Abandoned
- 2006-11-18 DE DE200610054466 patent/DE102006054466A1/de not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| JP2007166350A (ja) | 2007-06-28 |
| US20070140324A1 (en) | 2007-06-21 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8128 | New person/name/address of the agent |
Representative=s name: DILG HAEUSLER SCHINDELMANN PATENTANWAELTE, 80336 M |
|
| 8127 | New person/name/address of the applicant |
Owner name: AGILENT TECHNOLOGIES, INC. (N.D.GES.D. STAATES, US |
|
| 8139 | Disposal/non-payment of the annual fee |