CN1265203C - 用于估算信号相位的装置 - Google Patents
用于估算信号相位的装置 Download PDFInfo
- Publication number
- CN1265203C CN1265203C CNB018192378A CN01819237A CN1265203C CN 1265203 C CN1265203 C CN 1265203C CN B018192378 A CNB018192378 A CN B018192378A CN 01819237 A CN01819237 A CN 01819237A CN 1265203 C CN1265203 C CN 1265203C
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- CN
- China
- Prior art keywords
- signal
- parts
- block
- predetermined relationship
- magnitude
- 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
- 238000000034 method Methods 0.000 title description 9
- 238000009825 accumulation Methods 0.000 claims description 5
- 230000021615 conjugation Effects 0.000 claims description 3
- 230000000737 periodic effect Effects 0.000 claims 1
- 238000012545 processing Methods 0.000 abstract description 5
- 230000001427 coherent effect Effects 0.000 abstract description 3
- 238000005259 measurement Methods 0.000 abstract description 3
- 238000004891 communication Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- GNFTZDOKVXKIBK-UHFFFAOYSA-N 3-(2-methoxyethoxy)benzohydrazide Chemical compound COCCOC1=CC=CC(C(=O)NN)=C1 GNFTZDOKVXKIBK-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 230000000116 mitigating effect Effects 0.000 description 1
- 238000013139 quantization Methods 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R25/00—Arrangements for measuring phase angle between a voltage and a current or between voltages or currents
- G01R25/08—Arrangements for measuring phase angle between a voltage and a current or between voltages or currents by counting of standard pulses
-
- 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
- H04B1/7075—Synchronisation aspects with code phase acquisition
- H04B1/70751—Synchronisation aspects with code phase acquisition using partial detection
- H04B1/70753—Partial phase search
-
- 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
- H04B1/7097—Interference-related aspects
- H04B1/711—Interference-related aspects the interference being multi-path interference
- H04B1/7115—Constructive combining of multi-path signals, i.e. RAKE receivers
- H04B1/7117—Selection, re-selection, allocation or re-allocation of paths to fingers, e.g. timing offset control of allocated fingers
Abstract
Description
Claims (7)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB0028373.9 | 2000-11-21 | ||
GB0028373A GB2369190B (en) | 2000-11-21 | 2000-11-21 | Method and apparatus for estimating the phase of a signal |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1476538A CN1476538A (zh) | 2004-02-18 |
CN1265203C true CN1265203C (zh) | 2006-07-19 |
Family
ID=9903587
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB018192378A Expired - Lifetime CN1265203C (zh) | 2000-11-21 | 2001-11-19 | 用于估算信号相位的装置 |
Country Status (10)
Country | Link |
---|---|
US (1) | US6891362B2 (zh) |
EP (1) | EP1336111B1 (zh) |
JP (1) | JP3899027B2 (zh) |
KR (1) | KR100817902B1 (zh) |
CN (1) | CN1265203C (zh) |
AT (1) | ATE287090T1 (zh) |
AU (1) | AU2002223832A1 (zh) |
DE (1) | DE60108416T2 (zh) |
GB (1) | GB2369190B (zh) |
WO (1) | WO2002042782A1 (zh) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101509943B (zh) * | 2008-12-25 | 2011-06-15 | 北京握奇数据系统有限公司 | 一种相位检测的方法及装置 |
KR101040262B1 (ko) | 2010-09-01 | 2011-06-10 | 엘아이지넥스원 주식회사 | 광대역 디지털 주파수 측정방법 |
CN103760416B (zh) * | 2013-12-23 | 2016-05-18 | 中国科学院等离子体物理研究所 | 一种定向耦合器测量高功率微波相位的误差分析方法 |
CN103760419B (zh) * | 2014-02-18 | 2016-03-23 | 国家电网公司 | 输电线路电压电流的相位角测量方法 |
CN105004925B (zh) * | 2015-07-09 | 2018-01-30 | 广东电网有限责任公司电力科学研究院 | 电力信号的全相位差检测方法和系统 |
CN105092967B (zh) * | 2015-07-09 | 2018-03-20 | 广东电网有限责任公司电力科学研究院 | 电力信号的频率检测方法和系统 |
CN105301355B (zh) * | 2015-09-18 | 2018-04-03 | 广东电网有限责任公司电力科学研究院 | 根据正弦函数调制的电力信号频率检测方法和系统 |
CN105158558B (zh) * | 2015-09-18 | 2018-04-03 | 广东电网有限责任公司电力科学研究院 | 电力信号的频率检测方法和系统 |
CN105319442B (zh) * | 2015-09-18 | 2018-05-04 | 广东电网有限责任公司电力科学研究院 | 根据余弦函数调制的电力信号频率检测方法和系统 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3691474A (en) * | 1970-12-04 | 1972-09-12 | Burroughs Corp | Phase detector initializer for oscillator synchronization |
CH660635A5 (de) | 1983-03-03 | 1987-05-15 | Wild Heerbrugg Ag | Verfahren zur digitalen phasenmessung. |
US5001724A (en) * | 1989-01-13 | 1991-03-19 | Hewlett-Packard Company | Method and apparatus for measuring phase accuracy and amplitude profile of a continuous-phase-modulated signal |
GB9311373D0 (en) * | 1993-06-02 | 1993-07-21 | Roke Manor Research | Apparatus for use in equipment providing a digital radio link between a fixed and a mobile radio unit |
JPH09145756A (ja) | 1995-11-21 | 1997-06-06 | Advantest Corp | 直交検波器の振幅誤差補正方法及び直交検波器 |
US6018556A (en) * | 1996-11-21 | 2000-01-25 | Dsp Group, Inc. | Programmable loop filter for carrier recovery in a radio receiver |
US5856920A (en) | 1997-05-30 | 1999-01-05 | Square D Company | Method and apparatus for estimating a phase error between two independent timebases |
WO1999018691A1 (en) | 1997-10-08 | 1999-04-15 | Tropian, Inc. | Digital phase discrimination based on frequency sampling |
US6128584A (en) * | 1998-11-30 | 2000-10-03 | Abb Power T&D Company Inc. | System and method for frequency compensation in an energy meter |
KR100333704B1 (ko) * | 1999-06-21 | 2002-04-24 | 박종섭 | 위상잡음에 따른 위상회전오류 극복을 위한 결정영역 수정회로 |
US6787124B2 (en) | 2002-03-15 | 2004-09-07 | Exxonmobil Research And Engineering Company | Synthetic porous crystalline material, EMM-1, its synthesis and use |
-
2000
- 2000-11-21 GB GB0028373A patent/GB2369190B/en not_active Revoked
-
2001
- 2001-11-19 WO PCT/GB2001/005095 patent/WO2002042782A1/en active Search and Examination
- 2001-11-19 AT AT01997701T patent/ATE287090T1/de not_active IP Right Cessation
- 2001-11-19 AU AU2002223832A patent/AU2002223832A1/en not_active Abandoned
- 2001-11-19 KR KR1020037006843A patent/KR100817902B1/ko active IP Right Grant
- 2001-11-19 EP EP01997701A patent/EP1336111B1/en not_active Expired - Lifetime
- 2001-11-19 DE DE60108416T patent/DE60108416T2/de not_active Expired - Lifetime
- 2001-11-19 US US10/432,319 patent/US6891362B2/en not_active Expired - Lifetime
- 2001-11-19 CN CNB018192378A patent/CN1265203C/zh not_active Expired - Lifetime
- 2001-11-19 JP JP2002545253A patent/JP3899027B2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
GB2369190A (en) | 2002-05-22 |
ATE287090T1 (de) | 2005-01-15 |
WO2002042782A1 (en) | 2002-05-30 |
KR20030051855A (ko) | 2003-06-25 |
DE60108416T2 (de) | 2005-12-29 |
GB0028373D0 (en) | 2001-01-03 |
JP2004515141A (ja) | 2004-05-20 |
EP1336111B1 (en) | 2005-01-12 |
GB2369190B (en) | 2004-07-14 |
AU2002223832A1 (en) | 2002-06-03 |
KR100817902B1 (ko) | 2008-03-31 |
DE60108416D1 (de) | 2005-02-17 |
US6891362B2 (en) | 2005-05-10 |
US20040032245A1 (en) | 2004-02-19 |
CN1476538A (zh) | 2004-02-18 |
JP3899027B2 (ja) | 2007-03-28 |
EP1336111A1 (en) | 2003-08-20 |
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Legal Events
Date | Code | Title | Description |
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C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: ANALOG DEVICES, INC. Free format text: FORMER OWNER: IELLO FLEX CAMBRIDGE CO., LTD. Effective date: 20070601 |
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C41 | Transfer of patent application or patent right or utility model | ||
C56 | Change in the name or address of the patentee |
Owner name: IELLO FLEX CAMBRIDGE CO., LTD. Free format text: FORMER NAME OR ADDRESS: UBINETICS LTD |
|
CP03 | Change of name, title or address |
Address after: Hertfordshire Patentee after: Eero Flacks Cambridge Ltd. Address before: Hertfordshire Patentee before: UBINETICS Ltd. |
|
TR01 | Transfer of patent right |
Effective date of registration: 20070601 Address after: Holland Breda Patentee after: ANALOG DEVICES, Inc. Address before: Hertfordshire Patentee before: Eero Flacks Cambridge Ltd. |
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ASS | Succession or assignment of patent right |
Owner name: MEDIATEK INC. Free format text: FORMER OWNER: ANALOG DEVICES, INC. Effective date: 20080523 |
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C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20080523 Address after: Hsinchu Science Industrial Park, Taiwan, China Patentee after: MEDIATEK Inc. Address before: Holland Breda Patentee before: Analog Devices, Inc. |
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CX01 | Expiry of patent term | ||
CX01 | Expiry of patent term |
Granted publication date: 20060719 |