BR9813696B1 - processo e aparelho para determinar caracterìsticas de componentes de um canal de comunicação. - Google Patents
processo e aparelho para determinar caracterìsticas de componentes de um canal de comunicação.Info
- Publication number
- BR9813696B1 BR9813696B1 BRPI9813696-8A BR9813696A BR9813696B1 BR 9813696 B1 BR9813696 B1 BR 9813696B1 BR 9813696 A BR9813696 A BR 9813696A BR 9813696 B1 BR9813696 B1 BR 9813696B1
- Authority
- BR
- Brazil
- Prior art keywords
- communication channel
- determining component
- component characteristics
- determining
- channel
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/14—Relay systems
- H04B7/15—Active relay systems
- H04B7/185—Space-based or airborne stations; Stations for satellite systems
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/14—Relay systems
- H04B7/15—Active relay systems
- H04B7/185—Space-based or airborne stations; Stations for satellite systems
- H04B7/1851—Systems using a satellite or space-based relay
- H04B7/18519—Operations control, administration or maintenance
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/30—Monitoring; Testing of propagation channels
- H04B17/309—Measuring or estimating channel quality parameters
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/14—Relay systems
- H04B7/15—Active relay systems
- H04B7/185—Space-based or airborne stations; Stations for satellite systems
- H04B7/1851—Systems using a satellite or space-based relay
- H04B7/18513—Transmission in a satellite or space-based system
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Aviation & Aerospace Engineering (AREA)
- General Physics & Mathematics (AREA)
- Astronomy & Astrophysics (AREA)
- Quality & Reliability (AREA)
- Electromagnetism (AREA)
- Radio Relay Systems (AREA)
- Monitoring And Testing Of Transmission In General (AREA)
- Mobile Radio Communication Systems (AREA)
- Measurement Of Resistance Or Impedance (AREA)
- Testing Electric Properties And Detecting Electric Faults (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP97122421A EP0930734B1 (en) | 1997-12-18 | 1997-12-18 | Method and apparatus for determining characterics of components of a communication channel under load |
PCT/EP1998/008307 WO1999033204A1 (en) | 1997-12-18 | 1998-12-17 | Method and apparatus for determining characteristics of components of a communication channel under load |
Publications (2)
Publication Number | Publication Date |
---|---|
BR9813696A BR9813696A (pt) | 2000-10-10 |
BR9813696B1 true BR9813696B1 (pt) | 2012-04-17 |
Family
ID=8227831
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BRPI9813696-8A BR9813696B1 (pt) | 1997-12-18 | 1998-12-17 | processo e aparelho para determinar caracterìsticas de componentes de um canal de comunicação. |
Country Status (21)
Country | Link |
---|---|
US (1) | US6535546B1 (pt) |
EP (3) | EP1385284A3 (pt) |
JP (1) | JP3554275B2 (pt) |
KR (1) | KR100417168B1 (pt) |
CN (2) | CN1327637C (pt) |
AR (1) | AR017914A1 (pt) |
AT (2) | ATE215287T1 (pt) |
AU (1) | AU739074B2 (pt) |
BR (1) | BR9813696B1 (pt) |
CA (1) | CA2315065C (pt) |
DE (1) | DE69711408T2 (pt) |
DK (2) | DK0967744T3 (pt) |
EA (1) | EA002140B1 (pt) |
ES (1) | ES2175256T3 (pt) |
HK (2) | HK1023237A1 (pt) |
IL (1) | IL136766A (pt) |
NO (1) | NO320227B1 (pt) |
PL (1) | PL192542B1 (pt) |
PT (1) | PT930734E (pt) |
TR (1) | TR200001785T2 (pt) |
WO (1) | WO1999033204A1 (pt) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1186126B1 (en) | 1999-06-18 | 2005-08-17 | SES Astra S.A. | Method and apparatus for determining characteristics of components of a communication channel |
EP1083682A3 (en) * | 1999-09-10 | 2003-07-02 | TRW Inc. | Built-in self test (BIST) approach for regenerative data transmission system |
GB0028728D0 (en) * | 2000-11-24 | 2001-01-10 | Nokia Mobile Phones Ltd | Component measures |
US7035617B2 (en) * | 2001-01-29 | 2006-04-25 | U.S. Monolithics, L.L.C. | High power block upconverter |
ATE343268T1 (de) | 2001-07-06 | 2006-11-15 | Marconi Comm Gmbh | Verfahren zur überwachung eines redundanten senders |
WO2003030416A1 (en) * | 2001-10-01 | 2003-04-10 | Summitek Instruments, Inc. | Portable device used to measure passive intermodulation in radio frequency communication systems |
US8514829B2 (en) | 2007-10-05 | 2013-08-20 | Qualcomm Incorporated | Center frequency control for wireless communication |
US8872333B2 (en) | 2008-02-14 | 2014-10-28 | Viasat, Inc. | System and method for integrated waveguide packaging |
US20100197257A1 (en) * | 2009-02-04 | 2010-08-05 | Qualcomm Incorporated | Adjustable receive filter responsive to frequency spectrum information |
US8456530B2 (en) | 2009-08-18 | 2013-06-04 | Arcom Digital, Llc | Methods and apparatus for detecting and locating leakage of digital signals |
US8650605B2 (en) | 2012-04-26 | 2014-02-11 | Arcom Digital, Llc | Low-cost leakage detector for a digital HFC network |
AU2011218651B2 (en) | 2010-08-31 | 2014-10-09 | Viasat, Inc. | Leadframe package with integrated partial waveguide interface |
FR2995478B1 (fr) * | 2012-09-07 | 2014-09-26 | Thales Sa | Methode pour la caracterisation d'une antenne de transmission d'un satellite en orbite et systeme associe |
US9933950B2 (en) | 2015-01-16 | 2018-04-03 | Sandisk Technologies Llc | Storage operation interrupt |
LU101119B1 (en) * | 2019-02-12 | 2020-08-12 | Université Du Luxembourg | Method and device for adaptive in-orbit testing of a satellite transponder |
CN113815909B (zh) * | 2021-09-09 | 2023-10-27 | 中国人民解放军63920部队 | 对等模式组合构型航天器的上行链路确定方法及装置 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4279018A (en) * | 1979-03-06 | 1981-07-14 | Nasa | PN Lock indicator for dithered PN code tracking loop |
JPS6032555B2 (ja) * | 1979-09-28 | 1985-07-29 | 株式会社日立製作所 | レ−ザビ−ム溶接回転ヘツド |
US4637017A (en) * | 1984-05-21 | 1987-01-13 | Communications Satellite Corporation | Monitoring of input backoff in time division multiple access communication satellites |
DE3644175A1 (de) * | 1986-12-23 | 1988-07-14 | Messerschmitt Boelkow Blohm | Verfahren zur uebertragung von daten mit satelliten |
US4962507A (en) * | 1989-09-29 | 1990-10-09 | Hughes Aircraft Company | Feed forward spread spectrum signal processor |
US5036523A (en) * | 1989-10-03 | 1991-07-30 | Geostar Corporation | Automatic frequency control of satellite transmitted spread spectrum signals |
US5559828A (en) * | 1994-05-16 | 1996-09-24 | Armstrong; John T. | Transmitted reference spread spectrum communication using a single carrier with two mutually orthogonal modulated basis vectors |
US5546421A (en) * | 1994-08-22 | 1996-08-13 | Martin Marietta Corp. | Self compensating spread-spectrum hybrid |
US5731993A (en) * | 1996-09-09 | 1998-03-24 | Hughes Electronics | Nonlinear amplifier operating point determination system and method |
US5943331A (en) * | 1997-02-28 | 1999-08-24 | Interdigital Technology Corporation | Orthogonal code synchronization system and method for spread spectrum CDMA communications |
DE69701473T2 (de) * | 1997-12-18 | 2000-08-03 | Societe Europeenne Des Satellites, Betzdorf | Verfahren und Vorrichtung zur Festlegung eines Arbeitspunktes eines nichtlinearen Verstärkers in einem Übertragungskanal |
-
1997
- 1997-12-18 EP EP03020962A patent/EP1385284A3/en not_active Withdrawn
- 1997-12-18 ES ES97122421T patent/ES2175256T3/es not_active Expired - Lifetime
- 1997-12-18 PT PT97122421T patent/PT930734E/pt unknown
- 1997-12-18 DK DK99116702T patent/DK0967744T3/da active
- 1997-12-18 EP EP97122421A patent/EP0930734B1/en not_active Expired - Lifetime
- 1997-12-18 AT AT97122421T patent/ATE215287T1/de active
- 1997-12-18 AT AT99116702T patent/ATE250303T1/de active
- 1997-12-18 DE DE69711408T patent/DE69711408T2/de not_active Expired - Lifetime
- 1997-12-18 DK DK97122421T patent/DK0930734T3/da active
- 1997-12-18 EP EP99116702A patent/EP0967744B1/en not_active Expired - Lifetime
-
1998
- 1998-12-17 WO PCT/EP1998/008307 patent/WO1999033204A1/en active IP Right Grant
- 1998-12-17 IL IL13676698A patent/IL136766A/xx not_active IP Right Cessation
- 1998-12-17 EA EA200000670A patent/EA002140B1/ru not_active IP Right Cessation
- 1998-12-17 JP JP2000525994A patent/JP3554275B2/ja not_active Expired - Lifetime
- 1998-12-17 CN CNB031581595A patent/CN1327637C/zh not_active Expired - Lifetime
- 1998-12-17 BR BRPI9813696-8A patent/BR9813696B1/pt not_active IP Right Cessation
- 1998-12-17 PL PL341200A patent/PL192542B1/pl unknown
- 1998-12-17 KR KR10-2000-7006750A patent/KR100417168B1/ko not_active IP Right Cessation
- 1998-12-17 CA CA002315065A patent/CA2315065C/en not_active Expired - Lifetime
- 1998-12-17 AU AU24149/99A patent/AU739074B2/en not_active Expired
- 1998-12-17 TR TR2000/01785T patent/TR200001785T2/xx unknown
- 1998-12-17 CN CNB988134357A patent/CN1149762C/zh not_active Expired - Lifetime
- 1998-12-17 US US09/213,171 patent/US6535546B1/en not_active Expired - Lifetime
- 1998-12-18 AR ARP980106506A patent/AR017914A1/es active IP Right Grant
-
2000
- 2000-04-10 HK HK00102162A patent/HK1023237A1/xx not_active IP Right Cessation
- 2000-06-16 NO NO20003157A patent/NO320227B1/no not_active IP Right Cessation
-
2004
- 2004-07-14 HK HK04105149A patent/HK1062236A1/xx not_active IP Right Cessation
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
B25D | Requested change of name of applicant approved | ||
B09A | Decision: intention to grant [chapter 9.1 patent gazette] | ||
B16A | Patent or certificate of addition of invention granted [chapter 16.1 patent gazette] |
Free format text: PRAZO DE VALIDADE: 10 (DEZ) ANOS CONTADOS A PARTIR DE 17/04/2012, OBSERVADAS AS CONDICOES LEGAIS. |
|
B21F | Lapse acc. art. 78, item iv - on non-payment of the annual fees in time |
Free format text: REFERENTE A 15A ANUIDADE. PAGAR RESTAURACAO. |
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B24E | Patent annual fee: resolution cancelled |
Free format text: REFERENTE AO DESPACHO PUBLICADO NA RPI 2256 DE 22/04/2014. |
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B21A | Patent or certificate of addition expired [chapter 21.1 patent gazette] |
Free format text: PATENTE EXTINTA EM 17.04.2022 |