CN1535498A - 具同相/正交接口接收及/或传送系统中补偿相位误差之方法及装置 - Google Patents
具同相/正交接口接收及/或传送系统中补偿相位误差之方法及装置 Download PDFInfo
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- CN1535498A CN1535498A CNA028148789A CN02814878A CN1535498A CN 1535498 A CN1535498 A CN 1535498A CN A028148789 A CNA028148789 A CN A028148789A CN 02814878 A CN02814878 A CN 02814878A CN 1535498 A CN1535498 A CN 1535498A
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- phi
- delta
- phase error
- signal
- phase
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- 230000010363 phase shift Effects 0.000 description 3
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- 101150052726 DSP2 gene Proteins 0.000 description 2
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Images
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/0014—Carrier regulation
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03C—MODULATION
- H03C3/00—Angle modulation
- H03C3/38—Angle modulation by converting amplitude modulation to angle modulation
- H03C3/40—Angle modulation by converting amplitude modulation to angle modulation using two signal paths the outputs of which have a predetermined phase difference and at least one output being amplitude-modulated
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
- H03D3/00—Demodulation of angle-, frequency- or phase- modulated oscillations
- H03D3/007—Demodulation of angle-, frequency- or phase- modulated oscillations by converting the oscillations into two quadrature related signals
- H03D3/009—Compensating quadrature phase or amplitude imbalances
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/0014—Carrier regulation
- H04L2027/0016—Stabilisation of local oscillators
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/0014—Carrier regulation
- H04L2027/0018—Arrangements at the transmitter end
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/0014—Carrier regulation
- H04L2027/0024—Carrier regulation at the receiver end
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
Abstract
Description
Claims (10)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE10136071.1 | 2001-07-25 | ||
DE10136071A DE10136071A1 (de) | 2001-07-25 | 2001-07-25 | Verfahren und Vorrichtung zur Kompensation eines Phasenfehlers eines Empfangs- und/oder Sendesystems mit I/Q-Schnittstelle |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1535498A true CN1535498A (zh) | 2004-10-06 |
CN100355202C CN100355202C (zh) | 2007-12-12 |
Family
ID=7692942
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB028148789A Expired - Lifetime CN100355202C (zh) | 2001-07-25 | 2002-06-27 | 具同相/正交接口接收及/或传送系统中补偿相位误差的方法 |
Country Status (5)
Country | Link |
---|---|
US (1) | US20040172438A1 (zh) |
EP (1) | EP1410496B2 (zh) |
CN (1) | CN100355202C (zh) |
DE (2) | DE10136071A1 (zh) |
WO (1) | WO2003013191A2 (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103731382A (zh) * | 2012-10-12 | 2014-04-16 | 北京信威通信技术股份有限公司 | 一种终端iq不平衡的校正方法 |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7738572B2 (en) | 2004-10-11 | 2010-06-15 | Realtek Semiconductor Corp. | Orthogonal frequency division multiplexing (OFDM) receiver capable of correcting in-phase and quadrature-phase mismatch and method thereof |
DE102014113922B4 (de) * | 2014-09-25 | 2021-10-14 | Apple Inc. | Digital-zu-Analog-Wandler-Schaltungen, Sender und Verfahren zum Erzeugen eines Hochfrequenz-Sendesignals und Verfahren einer Digital-zu-Analog-Umwandlung |
CN107193000B (zh) * | 2017-05-19 | 2021-01-15 | 南京矽力微电子技术有限公司 | 物体特征检测装置和方法 |
WO2020125790A1 (en) * | 2018-12-21 | 2020-06-25 | Huawei Technologies Co., Ltd. | Polar transmitter with feedthrough compensation |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4843584A (en) * | 1987-02-05 | 1989-06-27 | Malaiperumal Sundaramurthy | Cordic implementation of multi-dimensional plane rotation over the complex field |
EP0378719B1 (de) * | 1989-01-18 | 1994-04-27 | Siemens Aktiengesellschaft | Digitaler Verzerrer |
US5105195A (en) † | 1990-12-10 | 1992-04-14 | Hughes Aircraft Company | System and method for compensation of in-phase and quadrature phase and gain imbalance |
US5111155A (en) * | 1991-03-04 | 1992-05-05 | Motorola, Inc. | Distortion compensation means and method |
GB9109617D0 (en) † | 1991-05-03 | 1991-06-26 | Texas Instruments Ltd | Method and apparatus for signal processing |
FR2680923B1 (fr) † | 1991-08-30 | 1996-11-22 | Patrick Vandamme | Dispositif de demodulation coherente a circuit numerique de recuperation d'onde porteuse. |
GB2262006B (en) * | 1991-11-30 | 1995-06-21 | Technophone Ltd | Digital radio modulator |
US5604768A (en) † | 1992-01-09 | 1997-02-18 | Cellnet Data Systems, Inc. | Frequency synchronized bidirectional radio system |
US5550869A (en) * | 1992-12-30 | 1996-08-27 | Comstream Corporation | Demodulator for consumer uses |
EP0725477B1 (en) * | 1995-02-02 | 2001-08-08 | Nippon Telegraph And Telephone Corporation | Distortion compensator |
JP2967699B2 (ja) † | 1995-03-06 | 1999-10-25 | 日本電気株式会社 | 送信装置 |
WO1997008631A2 (en) * | 1995-08-30 | 1997-03-06 | Philips Electronics N.V. | Signal processor with reduced complexity, and receiver comprising such a signal processor |
US5705949A (en) * | 1996-09-13 | 1998-01-06 | U.S. Robotics Access Corp. | Compensation method for I/Q channel imbalance errors |
WO1999005784A1 (de) † | 1997-07-28 | 1999-02-04 | Rohde & Schwarz Gmbh & Co. Kg | Messverfahren und messeinrichtung zum messen der verzerrung eines hochfrequenz-leistungsverstärkers und entzerrungsverfahren und entzerrungseinrichtung zum automatischen entzerren eines hochfrequenz-leistungsverstärkers |
EP1087536B1 (en) † | 1999-04-02 | 2004-02-04 | Mitsubishi Denki Kabushiki Kaisha | Mobile communication terminal |
US6661852B1 (en) * | 1999-07-21 | 2003-12-09 | Raytheon Company | Apparatus and method for quadrature tuner error correction |
-
2001
- 2001-07-25 DE DE10136071A patent/DE10136071A1/de not_active Withdrawn
-
2002
- 2002-06-27 CN CNB028148789A patent/CN100355202C/zh not_active Expired - Lifetime
- 2002-06-27 WO PCT/DE2002/002356 patent/WO2003013191A2/de active IP Right Grant
- 2002-06-27 EP EP02750811.8A patent/EP1410496B2/de not_active Expired - Lifetime
- 2002-06-27 DE DE50201641T patent/DE50201641D1/de not_active Expired - Lifetime
-
2004
- 2004-01-16 US US10/758,795 patent/US20040172438A1/en not_active Abandoned
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103731382A (zh) * | 2012-10-12 | 2014-04-16 | 北京信威通信技术股份有限公司 | 一种终端iq不平衡的校正方法 |
CN103731382B (zh) * | 2012-10-12 | 2017-06-30 | 北京信威通信技术股份有限公司 | 一种终端iq不平衡的校正方法 |
Also Published As
Publication number | Publication date |
---|---|
EP1410496A2 (de) | 2004-04-21 |
DE50201641D1 (de) | 2004-12-30 |
DE10136071A1 (de) | 2003-02-13 |
EP1410496B2 (de) | 2016-07-13 |
US20040172438A1 (en) | 2004-09-02 |
WO2003013191A2 (de) | 2003-02-13 |
WO2003013191A3 (de) | 2003-08-21 |
EP1410496B1 (de) | 2004-11-24 |
CN100355202C (zh) | 2007-12-12 |
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GR01 | Patent grant | ||
C56 | Change in the name or address of the patentee |
Owner name: INFINEON TECHNOLOGIES AG Free format text: FORMER NAME: INFENNIAN TECHNOLOGIES AG Owner name: INFINEON TECHNOLOGIES DELTA CO., LTD. Free format text: FORMER NAME: INFINEON TECHNOLOGIES AG |
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Address after: Munich, Germany Patentee after: Infineon Technologies AG Address before: Munich, Germany Patentee before: INFINEON TECHNOLOGIES AG |
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Address after: Neubiberg, Germany Patentee after: Infineon Technologies AG Address before: Munich, Germany Patentee before: Infineon Technologies AG |
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Owner name: INTEL MOBILE COMMUNICATIONS TECHNOLOGY LTD. Free format text: FORMER OWNER: INFINEON TECHNOLOGY DELTA AG Effective date: 20120614 |
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C56 | Change in the name or address of the patentee |
Owner name: INTEL MOBILE COMMUNICATIONS LTD. Free format text: FORMER NAME: INTEL MOBILE COMMUNICATIONS TECHNOLOGY LTD. |
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CP01 | Change in the name or title of a patent holder |
Address after: Neubiberg, Germany Patentee after: Intel Mobile Communications GmbH Address before: Neubiberg, Germany Patentee before: Intel Mobile Communications GmbH |
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TR01 | Transfer of patent right |
Effective date of registration: 20120614 Address after: Neubiberg, Germany Patentee after: Intel Mobile Communications GmbH Address before: Neubiberg, Germany Patentee before: Infineon Technologies AG |
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C56 | Change in the name or address of the patentee | ||
CP01 | Change in the name or title of a patent holder |
Address after: Neubiberg, Germany Patentee after: Intel Mobile Communications GmbH Address before: Neubiberg, Germany Patentee before: Intel Mobile Communications GmbH |
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TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20200713 Address after: California, USA Patentee after: Apple Inc. Address before: California, USA Patentee before: INTEL Corp. Effective date of registration: 20200713 Address after: California, USA Patentee after: INTEL Corp. Address before: Neubiberg, Germany Patentee before: Intel Mobile Communications GmbH |
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CX01 | Expiry of patent term | ||
CX01 | Expiry of patent term |
Granted publication date: 20071212 |