DE69223334T2 - Spreizspektrumdemodulator - Google Patents
SpreizspektrumdemodulatorInfo
- Publication number
- DE69223334T2 DE69223334T2 DE1992623334 DE69223334T DE69223334T2 DE 69223334 T2 DE69223334 T2 DE 69223334T2 DE 1992623334 DE1992623334 DE 1992623334 DE 69223334 T DE69223334 T DE 69223334T DE 69223334 T2 DE69223334 T2 DE 69223334T2
- Authority
- DE
- Germany
- Prior art keywords
- spread spectrum
- spectrum demodulator
- demodulator
- spread
- spectrum
- 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
- H04B1/7085—Synchronisation aspects using a code tracking loop, e.g. a delay-locked loop
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
- Synchronisation In Digital Transmission Systems (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2858291 | 1991-02-22 | ||
JP18460891A JP2692434B2 (ja) | 1991-02-22 | 1991-07-24 | スペクトル拡散復調装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69223334D1 DE69223334D1 (de) | 1998-01-15 |
DE69223334T2 true DE69223334T2 (de) | 1998-06-25 |
Family
ID=26366718
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE1992623334 Expired - Fee Related DE69223334T2 (de) | 1991-02-22 | 1992-02-19 | Spreizspektrumdemodulator |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP0500079B1 (de) |
JP (1) | JP2692434B2 (de) |
DE (1) | DE69223334T2 (de) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5596599A (en) * | 1992-12-04 | 1997-01-21 | Canon Kabushiki Kaisha | Spread spectrum receiving apparatus |
JP2655092B2 (ja) * | 1994-08-11 | 1997-09-17 | 日本電気株式会社 | 符号分割多重式受信機 |
JP2751959B2 (ja) * | 1996-07-15 | 1998-05-18 | 日本電気株式会社 | Cdma受信装置の受信タイミング検出回路 |
JPH10173630A (ja) | 1996-12-13 | 1998-06-26 | Nec Corp | Cdmaチップ同期回路 |
JP3927350B2 (ja) | 2000-04-10 | 2007-06-06 | 三菱電機株式会社 | 遅延ロックループ、受信装置およびスペクトル拡散通信システム |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4774715A (en) * | 1987-03-11 | 1988-09-27 | Telesystems Slw Inc. | Device for demodulating a spread spectrum signal |
GB2210739A (en) * | 1987-10-06 | 1989-06-14 | Honeywell Control Syst | Spread spectrum receiver |
-
1991
- 1991-07-24 JP JP18460891A patent/JP2692434B2/ja not_active Expired - Fee Related
-
1992
- 1992-02-19 EP EP19920102772 patent/EP0500079B1/de not_active Expired - Lifetime
- 1992-02-19 DE DE1992623334 patent/DE69223334T2/de not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP0500079B1 (de) | 1997-12-03 |
EP0500079A2 (de) | 1992-08-26 |
JPH04347944A (ja) | 1992-12-03 |
EP0500079A3 (en) | 1993-05-19 |
DE69223334D1 (de) | 1998-01-15 |
JP2692434B2 (ja) | 1997-12-17 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8320 | Willingness to grant licences declared (paragraph 23) | ||
8339 | Ceased/non-payment of the annual fee |