GB2391779B - Correlator - Google Patents
CorrelatorInfo
- Publication number
- GB2391779B GB2391779B GB0326126A GB0326126A GB2391779B GB 2391779 B GB2391779 B GB 2391779B GB 0326126 A GB0326126 A GB 0326126A GB 0326126 A GB0326126 A GB 0326126A GB 2391779 B GB2391779 B GB 2391779B
- Authority
- GB
- United Kingdom
- Prior art keywords
- correlator
- 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.)
- Expired - Fee Related
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
- H04B1/7077—Multi-step acquisition, e.g. multi-dwell, coarse-fine or validation
-
- 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
- H04B1/709—Correlator structure
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Synchronisation In Digital Transmission Systems (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP20323798A JP3825179B2 (en) | 1998-07-17 | 1998-07-17 | Correlator |
GB9913199A GB2340002B (en) | 1998-07-17 | 1999-06-07 | Correlator |
Publications (3)
Publication Number | Publication Date |
---|---|
GB0326126D0 GB0326126D0 (en) | 2003-12-17 |
GB2391779A GB2391779A (en) | 2004-02-11 |
GB2391779B true GB2391779B (en) | 2004-03-24 |
Family
ID=30117174
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB0326184A Expired - Fee Related GB2391780B (en) | 1998-07-17 | 1999-06-07 | Delay lock loop circuit |
GB0326126A Expired - Fee Related GB2391779B (en) | 1998-07-17 | 1999-06-07 | Correlator |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB0326184A Expired - Fee Related GB2391780B (en) | 1998-07-17 | 1999-06-07 | Delay lock loop circuit |
Country Status (1)
Country | Link |
---|---|
GB (2) | GB2391780B (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB0424500D0 (en) * | 2004-11-05 | 2004-12-08 | Univ Bath | A method and apparatus for correlating data sequences |
GB2481575A (en) * | 2010-06-18 | 2012-01-04 | Samsung Electronics Co Ltd | Improvements to reception of spread spectrum signals |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4385401A (en) * | 1980-05-17 | 1983-05-24 | Rockwell International Corporation | Three-state digital mixer-driver circuit |
JPH08316878A (en) * | 1995-05-23 | 1996-11-29 | Nec Corp | Synchronization acquisition device for spread spectrum communication system and synchronization acquisition method |
WO1999034529A2 (en) * | 1997-12-23 | 1999-07-08 | Koninklijke Philips Electronics N.V. | Apparatus and method for code tracking in an is-95 spread spectrum communication system |
-
1999
- 1999-06-07 GB GB0326184A patent/GB2391780B/en not_active Expired - Fee Related
- 1999-06-07 GB GB0326126A patent/GB2391779B/en not_active Expired - Fee Related
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4385401A (en) * | 1980-05-17 | 1983-05-24 | Rockwell International Corporation | Three-state digital mixer-driver circuit |
JPH08316878A (en) * | 1995-05-23 | 1996-11-29 | Nec Corp | Synchronization acquisition device for spread spectrum communication system and synchronization acquisition method |
WO1999034529A2 (en) * | 1997-12-23 | 1999-07-08 | Koninklijke Philips Electronics N.V. | Apparatus and method for code tracking in an is-95 spread spectrum communication system |
Also Published As
Publication number | Publication date |
---|---|
GB0326184D0 (en) | 2003-12-17 |
GB2391780A (en) | 2004-02-11 |
GB0326126D0 (en) | 2003-12-17 |
GB2391779A (en) | 2004-02-11 |
GB2391780B (en) | 2004-03-24 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 20140607 |