FR2626120B1 - Generateur d'impulsions en correlation - Google Patents
Generateur d'impulsions en correlationInfo
- Publication number
- FR2626120B1 FR2626120B1 FR898900392A FR8900392A FR2626120B1 FR 2626120 B1 FR2626120 B1 FR 2626120B1 FR 898900392 A FR898900392 A FR 898900392A FR 8900392 A FR8900392 A FR 8900392A FR 2626120 B1 FR2626120 B1 FR 2626120B1
- Authority
- FR
- France
- Prior art keywords
- pulse generator
- correlation pulse
- correlation
- generator
- pulse
- 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 - Lifetime
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
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Synchronisation In Digital Transmission Systems (AREA)
- Manipulation Of Pulses (AREA)
- Radar Systems Or Details Thereof (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP63007142A JPH0748705B2 (ja) | 1988-01-14 | 1988-01-14 | スペクトラム拡散受信機 |
JP63007141A JPH0748704B2 (ja) | 1988-01-14 | 1988-01-14 | スペクトラム拡散受信機 |
JP63007143A JPH0683179B2 (ja) | 1988-01-14 | 1988-01-14 | スペクトラム拡散受信機 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2626120A1 FR2626120A1 (fr) | 1989-07-21 |
FR2626120B1 true FR2626120B1 (fr) | 1992-07-03 |
Family
ID=27277489
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR898900392A Expired - Lifetime FR2626120B1 (fr) | 1988-01-14 | 1989-01-13 | Generateur d'impulsions en correlation |
Country Status (6)
Country | Link |
---|---|
US (1) | US4965759A (fr) |
CA (1) | CA1318368C (fr) |
DE (1) | DE3900921C2 (fr) |
FR (1) | FR2626120B1 (fr) |
GB (1) | GB2214034B (fr) |
NL (1) | NL8900080A (fr) |
Families Citing this family (27)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5499265A (en) * | 1989-08-07 | 1996-03-12 | Omnipoint Data Company, Incorporated | Spread spectrum correlator |
CA2087712A1 (fr) * | 1990-07-23 | 1992-01-24 | Robert C. Dixon | Methode et appareil de detection de phase a l'aide d'un correlateur d'ondes acoustiques de surface |
GB9019487D0 (en) * | 1990-09-06 | 1990-10-24 | Ncr Co | Carrier detection for a wireless local area network |
DE59103662D1 (de) * | 1990-09-21 | 1995-01-12 | Siemens Ag | Verfahren zum Erkennen von periodisch auftretenden Digitalsignalen im Empfangsweg eines digitalen Echokompensators. |
AU8959191A (en) | 1990-10-23 | 1992-05-20 | Omnipoint Corporation | Method and apparatus for establishing spread spectrum communications |
IT1244906B (it) * | 1991-01-23 | 1994-09-13 | Vitroselenia Spa | Ponte radio mobile a banda estesa per ambienti a riflessione multipla ed elevata capacita'. |
US5402413A (en) * | 1991-04-08 | 1995-03-28 | Omnipoint Corporation | Three-cell wireless communication system |
CA2102914A1 (fr) * | 1991-05-13 | 1992-11-26 | Robert C. Dixon | Emetteur et recepteur bimode |
US5285469A (en) | 1991-06-03 | 1994-02-08 | Omnipoint Data Corporation | Spread spectrum wireless telephone system |
US5390206A (en) * | 1991-10-01 | 1995-02-14 | American Standard Inc. | Wireless communication system for air distribution system |
JP3766434B2 (ja) * | 1991-12-16 | 2006-04-12 | ザーカム ワイヤレス, インコーポレイテッド | スペクトル拡散データ送信システム |
US5224648A (en) * | 1992-03-27 | 1993-07-06 | American Standard Inc. | Two-way wireless HVAC system and thermostat |
US5465405A (en) * | 1992-07-30 | 1995-11-07 | Raytheon Company | Apparatus and method for detecting signals |
US5289498A (en) * | 1992-09-09 | 1994-02-22 | Echelon Corporation | Adaptive data recovery for spread spectrum systems |
US5355389A (en) * | 1993-01-13 | 1994-10-11 | Omnipoint Corporation | Reciprocal mode saw correlator method and apparatus |
FR2710214B1 (fr) * | 1993-09-15 | 1995-10-20 | Alcatel Mobile Comm France | Détecteur à seuil pour système de transmission radionumérique, dispositifs comprenant un tel détecteur à seuil et utilisation correspondante. |
US5404320A (en) * | 1993-09-29 | 1995-04-04 | Loral Infrared & Imaging Systems, Inc. | Autocorrelation processing method and apparatus |
US5784403A (en) * | 1995-02-03 | 1998-07-21 | Omnipoint Corporation | Spread spectrum correlation using saw device |
US5742595A (en) | 1995-06-02 | 1998-04-21 | Dsc Communications Corporation | Processing CDMA signals |
US6356607B1 (en) | 1995-06-05 | 2002-03-12 | Omnipoint Corporation | Preamble code structure and detection method and apparatus |
US5745484A (en) * | 1995-06-05 | 1998-04-28 | Omnipoint Corporation | Efficient communication system using time division multiplexing and timing adjustment control |
US5629639A (en) * | 1995-06-07 | 1997-05-13 | Omnipoint Corporation | Correlation peak detector |
US6141373A (en) | 1996-11-15 | 2000-10-31 | Omnipoint Corporation | Preamble code structure and detection method and apparatus |
US6744806B1 (en) | 2000-09-13 | 2004-06-01 | Ut-Battelle, L.L.C. | Fast-synchronizing high-fidelity spread-spectrum receiver |
US7577188B1 (en) * | 2001-09-13 | 2009-08-18 | Cisco Technology, Inc. | Physical layer and MAC enhancements using complex sequences on a wireless channel |
US7292656B2 (en) * | 2002-04-22 | 2007-11-06 | Cognio, Inc. | Signal pulse detection scheme for use in real-time spectrum analysis |
EP2016694B1 (fr) * | 2006-05-09 | 2019-03-20 | Cognio, Inc. | Système et procédé d'identification de dispositifs sans fil |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4686655A (en) * | 1970-12-28 | 1987-08-11 | Hyatt Gilbert P | Filtering system for processing signature signals |
US4494213A (en) * | 1982-06-11 | 1985-01-15 | The Babcock & Wilcox Company | Dedicated correlator |
JPS59113500A (ja) * | 1982-12-20 | 1984-06-30 | 電子計算機基本技術研究組合 | 相関関数計算装置 |
JPS605639A (ja) * | 1983-06-23 | 1985-01-12 | Omron Tateisi Electronics Co | スペクトラム拡散通信方式における受信回路 |
US4530103A (en) * | 1983-08-22 | 1985-07-16 | E-Systems, Inc. | Method and apparatus for baseband tracking of a PN code sequence in a spread spectrum receiver |
US4644523A (en) * | 1984-03-23 | 1987-02-17 | Sangamo Weston, Inc. | System for improving signal-to-noise ratio in a direct sequence spread spectrum signal receiver |
US4561089A (en) * | 1984-03-23 | 1985-12-24 | Sangamo Weston, Inc. | Correlation detectors for use in direct sequence spread spectrum signal receiver |
US4567588A (en) * | 1984-03-23 | 1986-01-28 | Sangamo Weston, Inc. | Synchronization system for use in direct sequence spread spectrum signal receiver |
JPS6193746A (ja) * | 1984-10-12 | 1986-05-12 | Sony Corp | スペクトラム拡散通信復調装置 |
FR2589021B1 (fr) * | 1985-10-21 | 1996-03-29 | Ricoh Kk | Lecteur-enregistreur integre |
GB8621875D0 (en) * | 1986-09-11 | 1986-11-05 | Emi Plc Thorn | Signal receiver |
-
1988
- 1988-12-29 CA CA000587279A patent/CA1318368C/fr not_active Expired - Fee Related
-
1989
- 1989-01-06 US US07/294,773 patent/US4965759A/en not_active Expired - Fee Related
- 1989-01-10 GB GB8900532A patent/GB2214034B/en not_active Expired - Lifetime
- 1989-01-13 NL NL8900080A patent/NL8900080A/nl not_active Application Discontinuation
- 1989-01-13 FR FR898900392A patent/FR2626120B1/fr not_active Expired - Lifetime
- 1989-01-13 DE DE3900921A patent/DE3900921C2/de not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
GB2214034B (en) | 1992-04-15 |
DE3900921A1 (de) | 1989-07-27 |
NL8900080A (nl) | 1989-08-01 |
FR2626120A1 (fr) | 1989-07-21 |
US4965759A (en) | 1990-10-23 |
CA1318368C (fr) | 1993-05-25 |
GB2214034A (en) | 1989-08-23 |
GB8900532D0 (en) | 1989-03-08 |
DE3900921C2 (de) | 1995-04-20 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
FR2626120B1 (fr) | Generateur d'impulsions en correlation | |
NO172862C (no) | Trykkpulsgenerator | |
DE69430334D1 (de) | Impulsgenerator | |
KR900018178U (ko) | 온풍펄스 발생기 | |
FR2569319B1 (fr) | Generateur d'impulsions | |
FR2635477B1 (fr) | Anneau generateur d'impulsions | |
DE68928794D1 (de) | Bezugsgenerator | |
KR900006735A (ko) | 펄스 포그 발생기 | |
FR2591346B1 (fr) | Generateur d'impulsions | |
DE69029592D1 (de) | Pulsgenerator | |
FR2636433B1 (fr) | Capteur d'impulsions | |
BR8903223A (pt) | Gerador de pulsos | |
KR900019094U (ko) | 펄스 제네레이터 | |
KR900003407U (ko) | 펄스 제네레이터 | |
DE68927255D1 (de) | Impulsgeneratorschaltung | |
DE68925984D1 (de) | Taktimpulsgeneratoren | |
NO901698L (no) | Seismisk pulsgenerator. | |
KR900013292U (ko) | 발전기의 발전자 | |
FR2650134B1 (fr) | Generateur d'impulsions fines | |
DE58908093D1 (de) | Winkelimpulsgeber. | |
BR8906989A (pt) | Dispositivo gerador de trabalho | |
SE8802108D0 (sv) | Pulsgenerator | |
FR2770055B1 (fr) | Generateur d'impulsions | |
BR8902774A (pt) | Gerador de pulsos | |
RO81859A3 (fr) | Generateur d'impulsions |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
DL | Decision of the director general to leave to make available licences of right | ||
ST | Notification of lapse |