SE0000309D0 - Calibrating method and apparatus in a telecommunication system - Google Patents
Calibrating method and apparatus in a telecommunication systemInfo
- Publication number
- SE0000309D0 SE0000309D0 SE0000309A SE0000309A SE0000309D0 SE 0000309 D0 SE0000309 D0 SE 0000309D0 SE 0000309 A SE0000309 A SE 0000309A SE 0000309 A SE0000309 A SE 0000309A SE 0000309 D0 SE0000309 D0 SE 0000309D0
- Authority
- SE
- Sweden
- Prior art keywords
- sub
- receiver
- amplifiers
- gain
- antenna
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/20—Monitoring; Testing of receivers
- H04B17/21—Monitoring; Testing of receivers for calibration; for correcting measurements
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/20—Monitoring; Testing of receivers
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Circuits Of Receivers In General (AREA)
- Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
- Amplifiers (AREA)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE0000309A SE0000309D0 (sv) | 2000-01-31 | 2000-01-31 | Calibrating method and apparatus in a telecommunication system |
AU30684/01A AU3068401A (en) | 2000-01-31 | 2001-01-26 | Calibrating method and apparatus in a telecommunication system |
PCT/SE2001/000158 WO2001058060A1 (en) | 2000-01-31 | 2001-01-26 | Calibrating method and apparatus in a telecommunication system |
US09/771,977 US7054602B2 (en) | 2000-01-31 | 2001-01-30 | Calibrating method and apparatus in a telecommunication system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE0000309A SE0000309D0 (sv) | 2000-01-31 | 2000-01-31 | Calibrating method and apparatus in a telecommunication system |
Publications (1)
Publication Number | Publication Date |
---|---|
SE0000309D0 true SE0000309D0 (sv) | 2000-01-31 |
Family
ID=20278296
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE0000309A SE0000309D0 (sv) | 2000-01-31 | 2000-01-31 | Calibrating method and apparatus in a telecommunication system |
Country Status (4)
Country | Link |
---|---|
US (1) | US7054602B2 (sv) |
AU (1) | AU3068401A (sv) |
SE (1) | SE0000309D0 (sv) |
WO (1) | WO2001058060A1 (sv) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3664138B2 (ja) * | 2002-02-06 | 2005-06-22 | 日本電気株式会社 | 無線基地局 |
US6879918B2 (en) * | 2003-05-30 | 2005-04-12 | Lucent Technologies Inc. | Method and apparatus for measuring the transmission loss of a cable |
US7702306B2 (en) * | 2003-08-28 | 2010-04-20 | Broadcom Corporation | Apparatus and method for local oscillator calibration in mixer circuits |
US7447490B2 (en) * | 2005-05-18 | 2008-11-04 | Nvidia Corporation | In-situ gain calibration of radio frequency devices using thermal noise |
US7865159B2 (en) * | 2006-01-27 | 2011-01-04 | Qualcomm Incorporated | Repeater rise-over-thermal (RoT) value calibration |
US8634766B2 (en) | 2010-02-16 | 2014-01-21 | Andrew Llc | Gain measurement and monitoring for wireless communication systems |
US8805312B2 (en) | 2011-04-06 | 2014-08-12 | Texas Instruments Incorporated | Methods, circuits, systems and apparatus providing audio sensitivity enhancement in a wireless receiver, power management and other performances |
CN104660352B (zh) * | 2013-11-18 | 2018-09-21 | 普天信息技术有限公司 | 一种接收机的增益测试方法及装置 |
US9276798B2 (en) * | 2014-03-26 | 2016-03-01 | University Of Macau | Non-recursive digital calibration for joint-elimination of transmitter and receiver I/Q imbalances with minimized add-on hardware |
US9577688B2 (en) * | 2015-02-24 | 2017-02-21 | Qualcomm Technologies International, Ltd. | Frequency tuning of narrowband low noise amplifiers |
FR3039343B1 (fr) | 2015-07-23 | 2018-10-05 | Thales Sa | Dipositif et procede d'etalonnage d'une chaine de reception radiofrequence large bande |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3506915A (en) * | 1968-03-14 | 1970-04-14 | Cutler Hammer Inc | Calibrator system for automatic noise figure indicators |
DE2233533B2 (de) * | 1972-07-07 | 1977-07-21 | Eichbarer ueberlagerungsempfaenger | |
US3898452A (en) * | 1974-08-15 | 1975-08-05 | Itt | Electron multiplier gain stabilization |
US4031469A (en) * | 1975-09-10 | 1977-06-21 | The Singer Company | Receiver gain calibration |
US4160211A (en) * | 1977-09-08 | 1979-07-03 | Sencore, Inc. | Method and instrument for measuring the sensitivity of a radio receiver |
US4328552A (en) * | 1980-01-17 | 1982-05-04 | Stovall Robert E | Statistical calibration system |
DE3267983D1 (en) * | 1981-04-25 | 1986-01-30 | Toshiba Kk | Apparatus for measuring noise factor and available gain |
US4521861A (en) * | 1982-04-30 | 1985-06-04 | Texas Instruments Incorporated | Method and apparatus for enhancing radiometric imaging |
US4531235A (en) * | 1983-06-20 | 1985-07-23 | Motorola, Inc. | Diversity signal strength indicator and site selection apparatus for using same |
US5083304A (en) * | 1990-09-28 | 1992-01-21 | Motorola, Inc. | Automatic gain control apparatus and method |
FI99168C (sv) * | 1994-01-14 | 1997-10-10 | Nokia Telecommunications Oy | Antennförstärkare för mottagarfrekvenser |
US5724653A (en) * | 1994-12-20 | 1998-03-03 | Lucent Technologies Inc. | Radio receiver with DC offset correction circuit |
US5608331A (en) * | 1995-06-06 | 1997-03-04 | Hughes Electronics | Noise measurement test system |
GB2310780A (en) | 1996-02-28 | 1997-09-03 | Northern Telecom Ltd | An Antenna Receive Calibration Arrangement |
FI108892B (sv) * | 1996-11-21 | 2002-04-15 | Adc Telecommunications Inc | Arrangemang för mätning av en antenns skick i ett radiotelefonsystem |
JP3504495B2 (ja) * | 1998-04-28 | 2004-03-08 | 松下電器産業株式会社 | アレーアンテナ無線通信装置 |
WO1999066637A1 (en) * | 1998-06-19 | 1999-12-23 | Datum Telegraphic Inc. | Circuit and methods for compensating for imperfections in amplification chains in a linc or other amplification system |
US6763227B2 (en) * | 2001-11-07 | 2004-07-13 | Texas Instruments Incorporated | Systems and methods for modulator calibration |
-
2000
- 2000-01-31 SE SE0000309A patent/SE0000309D0/sv unknown
-
2001
- 2001-01-26 AU AU30684/01A patent/AU3068401A/en not_active Abandoned
- 2001-01-26 WO PCT/SE2001/000158 patent/WO2001058060A1/en active Application Filing
- 2001-01-30 US US09/771,977 patent/US7054602B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US7054602B2 (en) | 2006-05-30 |
WO2001058060A1 (en) | 2001-08-09 |
AU3068401A (en) | 2001-08-14 |
US20010012770A1 (en) | 2001-08-09 |
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