CN1168239C - 单或多通道无引导相干解调设备及相应的多通道接收组件 - Google Patents
单或多通道无引导相干解调设备及相应的多通道接收组件 Download PDFInfo
- Publication number
- CN1168239C CN1168239C CNB981162398A CN98116239A CN1168239C CN 1168239 C CN1168239 C CN 1168239C CN B981162398 A CNB981162398 A CN B981162398A CN 98116239 A CN98116239 A CN 98116239A CN 1168239 C CN1168239 C CN 1168239C
- Authority
- CN
- China
- Prior art keywords
- signal
- phase
- input signal
- broadening
- phase difference
- 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 - Fee Related
Links
- 230000003068 static effect Effects 0.000 claims abstract description 33
- 230000010363 phase shift Effects 0.000 claims abstract description 30
- 239000002131 composite material Substances 0.000 claims description 32
- 238000012545 processing Methods 0.000 claims description 16
- 230000001172 regenerating effect Effects 0.000 claims description 15
- 230000008929 regeneration Effects 0.000 claims description 13
- 238000011069 regeneration method Methods 0.000 claims description 13
- 238000009825 accumulation Methods 0.000 claims description 9
- 230000008030 elimination Effects 0.000 claims description 8
- 238000003379 elimination reaction Methods 0.000 claims description 8
- 238000011067 equilibration Methods 0.000 claims description 4
- 230000008521 reorganization Effects 0.000 claims description 4
- 230000000712 assembly Effects 0.000 claims 5
- 238000000429 assembly Methods 0.000 claims 5
- 230000001427 coherent effect Effects 0.000 abstract description 20
- 230000005540 biological transmission Effects 0.000 description 16
- 238000012546 transfer Methods 0.000 description 16
- 238000012986 modification Methods 0.000 description 6
- 230000004048 modification Effects 0.000 description 6
- 238000011156 evaluation Methods 0.000 description 5
- 230000010354 integration Effects 0.000 description 5
- 230000001413 cellular effect Effects 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000000605 extraction Methods 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 230000002950 deficient Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- BVPWJMCABCPUQY-UHFFFAOYSA-N 4-amino-5-chloro-2-methoxy-N-[1-(phenylmethyl)-4-piperidinyl]benzamide Chemical compound COC1=CC(N)=C(Cl)C=C1C(=O)NC1CCN(CC=2C=CC=CC=2)CC1 BVPWJMCABCPUQY-UHFFFAOYSA-N 0.000 description 1
- YSIITVVESCNIPR-UHFFFAOYSA-N Troxipide Chemical compound COC1=C(OC)C(OC)=CC(C(=O)NC2CNCCC2)=C1 YSIITVVESCNIPR-UHFFFAOYSA-N 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000021615 conjugation Effects 0.000 description 1
- 230000001186 cumulative effect Effects 0.000 description 1
- 230000001934 delay Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000001902 propagating effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 230000009897 systematic effect Effects 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/18—Phase-modulated carrier systems, i.e. using phase-shift keying
- H04L27/22—Demodulator circuits; Receiver circuits
- H04L27/233—Demodulator circuits; Receiver circuits using non-coherent demodulation
- H04L27/2332—Demodulator circuits; Receiver circuits using non-coherent demodulation using a non-coherent carrier
-
- 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
-
- 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
- H04L2027/0026—Correction of carrier offset
- H04L2027/003—Correction of carrier offset at baseband only
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/0014—Carrier regulation
- H04L2027/0044—Control loops for carrier regulation
- H04L2027/0053—Closed loops
- H04L2027/0057—Closed loops quadrature phase
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
- Mobile Radio Communication Systems (AREA)
- Radio Transmission System (AREA)
Abstract
Description
Claims (19)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9710131A FR2767238B1 (fr) | 1997-08-07 | 1997-08-07 | Dispositifs monocanal et multicanaux de demodulation coherente sans pilote, et ensemble correspondant de reception a plusieurs chemins de diversite |
FR9710131 | 1997-08-07 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1219046A CN1219046A (zh) | 1999-06-09 |
CN1168239C true CN1168239C (zh) | 2004-09-22 |
Family
ID=9510124
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB981162398A Expired - Fee Related CN1168239C (zh) | 1997-08-07 | 1998-08-07 | 单或多通道无引导相干解调设备及相应的多通道接收组件 |
Country Status (8)
Country | Link |
---|---|
US (1) | US6028888A (zh) |
EP (1) | EP0899895B1 (zh) |
JP (1) | JP4105807B2 (zh) |
CN (1) | CN1168239C (zh) |
AU (1) | AU739095B2 (zh) |
CA (1) | CA2243447A1 (zh) |
DE (1) | DE69827716T2 (zh) |
FR (1) | FR2767238B1 (zh) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100269593B1 (ko) * | 1997-12-02 | 2000-10-16 | 정선종 | 다중 채널을 위한 직교 복소 확산 방법 및 그 장치 |
KR20000039283A (ko) * | 1998-12-09 | 2000-07-05 | 채광묵 | 원격제어가가능한위치지시시스템 |
US7443906B1 (en) * | 1999-05-31 | 2008-10-28 | Electronics And Telecommunications Research Institute | Apparatus and method for modulating data message by employing orthogonal variable spreading factor (OVSF) codes in mobile communication system |
DE19942944A1 (de) * | 1999-09-08 | 2001-03-22 | Infineon Technologies Ag | Kommunikationssystem und entsprechender Empfänger |
DE19949007C1 (de) * | 1999-10-11 | 2001-02-08 | Bosch Gmbh Robert | Verfahren zum Empfang von Funksignalen in einer Mobilstation und Mobilstation |
KR100490717B1 (ko) | 2000-03-28 | 2005-05-24 | 인터디지탈 테크날러지 코포레이션 | 전송 전에 사전 회전을 이용하는 코드 분할 다중 접속시스템 |
US7454743B2 (en) * | 2001-12-28 | 2008-11-18 | Sun Microsystems, Inc. | Java to SNMP MIB mapping |
JP2005528855A (ja) * | 2002-05-31 | 2005-09-22 | アドバンスト・マイクロ・ディバイシズ・インコーポレイテッド | 逆拡散信号を用いたフェーズエラー補正 |
DE10224165A1 (de) * | 2002-05-31 | 2003-12-24 | Advanced Micro Devices Inc | Phasenfehlerkorrektur unter Verwendung entspreizter Signale |
JP2010212929A (ja) * | 2009-03-10 | 2010-09-24 | Sony Corp | 測定装置、再生装置、測定方法 |
US8576736B1 (en) | 2010-11-10 | 2013-11-05 | Sprint Spectrum L.P. | Method and system for spread spectrum signal acquisition without a pilot signal |
US9568967B2 (en) | 2011-04-12 | 2017-02-14 | Hewlett Packard Enterprise Development Lp | Data and digital control communication over power |
US9432133B2 (en) | 2015-02-03 | 2016-08-30 | Keysight Technologies, Inc. | Vector signal generator channel characterization employing orthogonal modulation |
CN108449084B (zh) * | 2018-02-11 | 2020-06-30 | 中国科学院高能物理研究所 | 一种数字bpm采样数据多通道相位自动校正的方法及系统 |
CN108731708B (zh) * | 2018-04-24 | 2020-04-24 | 天津大学 | 可实现传感器任意通道匹配的多通道低相干干涉解调方法 |
FR3085568B1 (fr) * | 2018-08-31 | 2020-08-07 | Zodiac Data Systems | Procede de datation de signaux de telemesure |
CN113420131B (zh) * | 2021-06-11 | 2024-07-16 | 洪恩完美(北京)教育科技发展有限公司 | 儿童绘本的阅读引导方法、设备及存储介质 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4841544A (en) * | 1987-05-14 | 1989-06-20 | The Charles Stark Draper Laboratory, Inc. | Digital direct sequence spread spectrum receiver |
AU639308B2 (en) * | 1990-03-09 | 1993-07-22 | Sigtec Navigation Pty Ltd | G p s receiver |
US5103459B1 (en) * | 1990-06-25 | 1999-07-06 | Qualcomm Inc | System and method for generating signal waveforms in a cdma cellular telephone system |
US5233626A (en) * | 1992-05-11 | 1993-08-03 | Space Systems/Loral Inc. | Repeater diversity spread spectrum communication system |
IT1272565B (it) * | 1993-09-03 | 1997-06-23 | Sits Soc It Telecom Siemens | Procedimento e dispositivo per la risoluzione dell'ambiguita' di fase in demodulatori con modulazione numerica codificata a traliccio e decodifica di viterbi |
WO1995010891A1 (fr) * | 1993-10-13 | 1995-04-20 | Ntt Mobile Communications Network Inc. | Recepteur pour communications par etalement du spectre |
ZA965340B (en) * | 1995-06-30 | 1997-01-27 | Interdigital Tech Corp | Code division multiple access (cdma) communication system |
JP3568284B2 (ja) * | 1995-08-22 | 2004-09-22 | 松下電器産業株式会社 | 復調方法および復調装置 |
-
1997
- 1997-08-07 FR FR9710131A patent/FR2767238B1/fr not_active Expired - Fee Related
-
1998
- 1998-07-30 DE DE69827716T patent/DE69827716T2/de not_active Expired - Fee Related
- 1998-07-30 EP EP98401948A patent/EP0899895B1/fr not_active Expired - Lifetime
- 1998-08-05 AU AU78806/98A patent/AU739095B2/en not_active Ceased
- 1998-08-06 US US09/129,899 patent/US6028888A/en not_active Expired - Lifetime
- 1998-08-06 CA CA002243447A patent/CA2243447A1/fr not_active Abandoned
- 1998-08-07 JP JP22506898A patent/JP4105807B2/ja not_active Expired - Fee Related
- 1998-08-07 CN CNB981162398A patent/CN1168239C/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
AU739095B2 (en) | 2001-10-04 |
CA2243447A1 (fr) | 1999-02-07 |
AU7880698A (en) | 1999-02-18 |
EP0899895A1 (fr) | 1999-03-03 |
JP4105807B2 (ja) | 2008-06-25 |
DE69827716D1 (de) | 2004-12-30 |
EP0899895B1 (fr) | 2004-11-24 |
CN1219046A (zh) | 1999-06-09 |
FR2767238B1 (fr) | 1999-10-01 |
JPH11154932A (ja) | 1999-06-08 |
FR2767238A1 (fr) | 1999-02-12 |
US6028888A (en) | 2000-02-22 |
DE69827716T2 (de) | 2005-11-24 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN1168239C (zh) | 单或多通道无引导相干解调设备及相应的多通道接收组件 | |
CN1256814C (zh) | 无线电接收设备和无线电接收方法 | |
CN1148906C (zh) | 一种在扩展频谱通信系统内的发射机及其方法 | |
CN1086876C (zh) | 通信系统 | |
CN1120595C (zh) | 相干检波方法,移动通信接收机及干扰消除装置 | |
CN1914839A (zh) | 接收装置 | |
CN1136683C (zh) | 直接扩展码分多址传输方式中的瑞克接收机 | |
CN1502173A (zh) | 单个用户检测 | |
CN1531218A (zh) | 通信系统中的编码设备及方法 | |
CN1703844A (zh) | 电力线载波通信装置 | |
CN1723669A (zh) | 相位/增益不平衡估计或补偿 | |
CN1144405C (zh) | Cdma接收设备,cdma收发设备及cdma接收方法 | |
CN1306390C (zh) | 使用带符号的数位表示的乘法器 | |
CN1136747C (zh) | 通信方法、发送和接收装置及蜂窝无线电通信系统 | |
CN1697362A (zh) | 用于在多输入多输出通信系统中接收信号的装置和方法 | |
CN1342347A (zh) | 码分多址通信系统中多径解调的方法和装置 | |
CN1538649A (zh) | 正交频分多址信号传输装置及其方法和基站装置 | |
CN1161905C (zh) | 数据传送信道间速率匹配方法及相应装置、基站和移动站 | |
CN1719739A (zh) | 通信系统发射器中降低信号动态范围的装置 | |
CN1446409A (zh) | 一族线性多用户检测器(muds) | |
CN1947370A (zh) | 在多天线系统中发射信号的方法和设备,用于估计相应传输信道的信号和方法 | |
CN1813435A (zh) | 扩频码的生成方法、cdma发送装置以及cdma接收装置 | |
US8102950B2 (en) | Method and apparatus for efficient multi-symbol detection | |
CN1241428C (zh) | 用于检测业务信道和导频信道之间的功率比的设备和方法 | |
CN1096169C (zh) | 从相位调制信号中检测相位差的延迟检波装置 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C53 | Correction of patent of invention or patent application | ||
CB02 | Change of applicant information |
Applicant after: ALCATEL Applicant before: Alcatel Alsthom Compagnie Generale D'Electricite |
|
COR | Change of bibliographic data |
Free format text: CORRECT: APPLICANT; FROM: ALCATEL ALSTHOM COMPAGNIE GENERALE D'ELECTRICITE TO: ALCATEL CORP. |
|
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: T& A MOBILE PHONE LTD. Free format text: FORMER OWNER: ALCATEL CORP. Effective date: 20060512 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20060512 Address after: Hongkong, China Patentee after: T&A Mobile Phone Co.,Ltd. Address before: Paris France Patentee before: ALCATEL |
|
ASS | Succession or assignment of patent right |
Owner name: IPG ELECTRONIC 504 CO., LTD. Free format text: FORMER OWNER: TCT MOBILE CO., LTD. Effective date: 20091016 |
|
C41 | Transfer of patent application or patent right or utility model | ||
C56 | Change in the name or address of the patentee |
Owner name: TCT MOBILE CO., LTD. Free format text: FORMER NAME: T+ A MOBILE PHONES CO., LTD. |
|
CP01 | Change in the name or title of a patent holder |
Address after: Hongkong, China Patentee after: TCT mobile Ltd. Address before: Hongkong, China Patentee before: T&A Mobile Phone Co.,Ltd. |
|
TR01 | Transfer of patent right |
Effective date of registration: 20091016 Address after: Channel Islands Patentee after: TCL & Alcatel Mobile Phones Ltd. Address before: Hongkong, China Patentee before: TCT mobile Ltd. |
|
ASS | Succession or assignment of patent right |
Owner name: WEICHUANGLI INNOVATION DEVELOPMENT CO., LTD. Free format text: FORMER OWNER: IPG ELECTRONICS 504 LIMITED Effective date: 20140605 Owner name: DRNC HOLDINGS, INC. Free format text: FORMER OWNER: Z124 COMPANY Effective date: 20140605 |
|
C41 | Transfer of patent application or patent right or utility model | ||
C56 | Change in the name or address of the patentee |
Owner name: IMERJ LTD. Free format text: FORMER NAME: WEICHUANGLI INNOVATION DEVELOPMENT CO., LTD. Owner name: Z124 COMPANY Free format text: FORMER NAME: IMERJ LTD. |
|
CP01 | Change in the name or title of a patent holder |
Address after: Grand Cayman, Cayman Islands Patentee after: ImerJ Ltd. Address before: Grand Cayman, Cayman Islands Patentee before: Flextronics Innovation Development Co.,Ltd. Address after: Grand Cayman, Cayman Islands Patentee after: Z124 Co. Address before: Grand Cayman, Cayman Islands Patentee before: ImerJ Ltd. |
|
TR01 | Transfer of patent right |
Effective date of registration: 20140605 Address after: Grand Cayman, Cayman Islands Patentee after: Flextronics Innovation Development Co.,Ltd. Address before: Channel Islands Patentee before: TCL & Alcatel Mobile Phones Ltd. Effective date of registration: 20140605 Address after: Delaware Patentee after: TAG-COMM Inc. Address before: Grand Cayman, Cayman Islands Patentee before: Z124 Co. |
|
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20040922 Termination date: 20170807 |
|
CF01 | Termination of patent right due to non-payment of annual fee |