KR100542039B1 - 이동통신장치의 프레임동기신호 발생장치 - Google Patents
이동통신장치의 프레임동기신호 발생장치 Download PDFInfo
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- KR100542039B1 KR100542039B1 KR1020020037868A KR20020037868A KR100542039B1 KR 100542039 B1 KR100542039 B1 KR 100542039B1 KR 1020020037868 A KR1020020037868 A KR 1020020037868A KR 20020037868 A KR20020037868 A KR 20020037868A KR 100542039 B1 KR100542039 B1 KR 100542039B1
- Authority
- KR
- South Korea
- Prior art keywords
- preamble
- frame
- unit
- channel
- detection unit
- Prior art date
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L7/00—Arrangements for synchronising receiver with transmitter
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L7/00—Arrangements for synchronising receiver with transmitter
- H04L7/04—Speed or phase control by synchronisation signals
- H04L7/041—Speed or phase control by synchronisation signals using special codes as synchronising signal
- H04L7/046—Speed or phase control by synchronisation signals using special codes as synchronising signal using a dotting sequence
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L7/00—Arrangements for synchronising receiver with transmitter
- H04L7/04—Speed or phase control by synchronisation signals
- H04L7/041—Speed or phase control by synchronisation signals using special codes as synchronising signal
- H04L7/042—Detectors therefor, e.g. correlators, state machines
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
- Synchronisation In Digital Transmission Systems (AREA)
Abstract
Description
Claims (13)
- 기지국으로부터의 데이터프레임들을 아이채널과 큐채널을 통과한 프레임들로 분리하여 수신하는 입력부;프리엠블 임계치 및 프레임동기패턴 임계치를 저장하는 레지스터부;상기 데이터프레임들의 프리엠블의 레벨을 상기 프리엠블 임계치와 비교하여 프리앰블 패턴이 수신된 것을 확인하는 프리엠블검출부;상기 아이채널을 통과한 데이터프레임을 수신하여, 소정 심볼타임 동안의 데이터프레임에 대해 차례대로 상관계수에 따라 연산하여 상기 데이터프레임의 레벨을 계산하는 복수의 상관검출부들, 상기 프리앰블검출부로부터 프리엠블 패턴이 수신된 것으로 확인되는 신호(PA PEAK)를 수신하여, 상기 확인신호가 수신될 때마다 복수의 상관검출부들 중 하나를 차례대로 선택하는 선택부, 및 상기 선택부에 의하여 선택된 상기 상관검출부에서 출력되는 레벨을 상기 프레임동기패턴 임계치와 비교하여 프레임동기패턴을 검출하는 비교부를 구비하는 프레임동기패턴검출부; 및상기 프레임동기패턴검출부에서 프레임동기패턴이 검출되면 프레임동기신호를 발생하는 프레임동기신호발생부를 포함하는 것을 특징으로 하는 프레임동기신호 발생장치.
- 삭제
- 제 1항에 있어서, 상기 프리엠블검출부는상기 아이채널을 통과한 데이터프레임을 소정의 시간간격 동안 지연하는 시지연부;상기 시지연부에서 출력된 상기 아이채널의 데이터프레임 및 상기 큐채널을 통과한 데이터프레임을 각각 소정의 주기로 다운샘플링하는 프리엠블다운샘플링부;상기 다운샘플링된 아이채널 및 큐채널의 데이터프레임들에 대한 프리엠블의 레벨을 계산하는 정합필터부;상기 정합필터부에서 출력되는 상기 아이채널 및 큐채널의 프리엠블 레벨을 합산하여 출력하는 합산부; 및상기 합산부에서 출력되는 프리엠블의 레벨을 상기 프리엠블임계치와 비교하여 상기 기지국의 타이밍정보를 출력하는 프리엠블비교부를 포함하는 것을 특징으로 하는 프레임동기신호 발생장치.
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 제 1항에 있어서, 상기 프레임동기신호발생부는상기 프리엠블검출부의 출력 및 상기 프레임동기패턴검출부의 출력을 논리곱하여 프레임 동기신호를 발생하는 것을 특징으로 하는 프레임동기신호 발생장치.
- 삭제
- 삭제
- 삭제
- 삭제
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020020037868A KR100542039B1 (ko) | 2002-07-02 | 2002-07-02 | 이동통신장치의 프레임동기신호 발생장치 |
US10/453,510 US20040005023A1 (en) | 2002-07-02 | 2003-06-04 | Apparatus and method of generating frame sync signal of mobile terminal |
GB0315175A GB2392585B (en) | 2002-07-02 | 2003-06-30 | Apparatus and method of generating frame sync signal of mobile terminal |
FR0350280A FR2842061B1 (fr) | 2002-07-02 | 2003-07-01 | Appareil et procede de generation d'un signal de synchronisaton de trame de terminal mobile |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020020037868A KR100542039B1 (ko) | 2002-07-02 | 2002-07-02 | 이동통신장치의 프레임동기신호 발생장치 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20040003226A KR20040003226A (ko) | 2004-01-13 |
KR100542039B1 true KR100542039B1 (ko) | 2006-01-10 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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KR1020020037868A KR100542039B1 (ko) | 2002-07-02 | 2002-07-02 | 이동통신장치의 프레임동기신호 발생장치 |
Country Status (4)
Country | Link |
---|---|
US (1) | US20040005023A1 (ko) |
KR (1) | KR100542039B1 (ko) |
FR (1) | FR2842061B1 (ko) |
GB (1) | GB2392585B (ko) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100690779B1 (ko) * | 2005-04-22 | 2007-03-09 | 엘지전자 주식회사 | 이동 통신 단말기의 오류 알람비 제어 방법 |
US7953190B2 (en) * | 2007-05-03 | 2011-05-31 | Bhaskar Patel | Parallel preamble search architectures and methods |
EP2335198A4 (en) * | 2008-09-26 | 2013-12-25 | Nike International Ltd | METHOD FOR EFFECTIVE AND LOCALIZED SHOE PRODUCTION |
US20120170618A1 (en) * | 2011-01-04 | 2012-07-05 | ABG Tag & Traq, LLC | Ultra wideband time-delayed correlator |
EP3160072B1 (en) * | 2015-10-19 | 2019-10-02 | Yamar Electronics Ltd. | Transceiver for asynchronous data transmission over a noisy channel |
US9866323B2 (en) * | 2015-12-29 | 2018-01-09 | Intel Corporation | Techniques for optical wireless communication |
EP3427415B1 (en) * | 2016-03-09 | 2020-05-27 | Koninklijke Philips N.V. | Method and apparatus for start-of-packet detection in digital communication systems |
US9923638B1 (en) | 2016-12-22 | 2018-03-20 | Intel Corporation | Clock tracking algorithm for twinkle VPPM in optical camera communication systems |
US10127487B1 (en) * | 2017-06-22 | 2018-11-13 | Nxp B.V. | Method and apparatus for using an over sampling architecture to achieve a software defined radio for NFC integrated circuits |
Citations (4)
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WO1991010305A1 (en) * | 1989-12-22 | 1991-07-11 | Italtel Società Italiana Telecomunicazioni S.P.A. | Method and device for the synchronization between a base radio station and a mobile radio station in a digital radiomobile system |
US5818885A (en) * | 1995-06-16 | 1998-10-06 | Samsung Electronics Co., Ltd. | Method for minimizing time to establish initial synchronization between a mobile station and a base station in a mobile communication system |
US6069929A (en) * | 1991-04-26 | 2000-05-30 | Fujitsu Limited | Wireless communication system compulsively turning remote terminals into inactive state |
US6243372B1 (en) * | 1996-11-14 | 2001-06-05 | Omnipoint Corporation | Methods and apparatus for synchronization in a wireless network |
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GB2136178A (en) * | 1983-02-25 | 1984-09-12 | Philips Electronic Associated | Pager decoding system |
US4847876A (en) * | 1986-12-31 | 1989-07-11 | Raytheon Company | Timing recovery scheme for burst communication systems |
JP2797916B2 (ja) * | 1993-08-05 | 1998-09-17 | 日本電気株式会社 | 搬送波再生回路 |
JP2710557B2 (ja) * | 1994-04-26 | 1998-02-10 | 静岡日本電気株式会社 | 無線選択呼出受信機の時刻補正方式 |
EP0855796A3 (en) * | 1997-01-27 | 2002-07-31 | Yozan Inc. | Matched filter and filter circuit |
US6597675B1 (en) * | 1997-04-30 | 2003-07-22 | Telefonaktiebolaget Lm Ericsson (Publ) | Random access in a mobile telecommunications system |
DE59712990D1 (de) * | 1997-09-26 | 2009-02-12 | Micronas Gmbh | Abtastregelkreis für einen Empfänger von digital übertragenen Signalen |
US6480559B1 (en) * | 1997-11-12 | 2002-11-12 | Texas Instruments Incorporated | Frame synchronization with unique-word dependent filter coefficients |
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US7403578B2 (en) * | 2001-06-08 | 2008-07-22 | Broadcom Corporation | Robust burst detection and acquisition system and method |
-
2002
- 2002-07-02 KR KR1020020037868A patent/KR100542039B1/ko active IP Right Grant
-
2003
- 2003-06-04 US US10/453,510 patent/US20040005023A1/en not_active Abandoned
- 2003-06-30 GB GB0315175A patent/GB2392585B/en not_active Expired - Fee Related
- 2003-07-01 FR FR0350280A patent/FR2842061B1/fr not_active Expired - Fee Related
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
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WO1991010305A1 (en) * | 1989-12-22 | 1991-07-11 | Italtel Società Italiana Telecomunicazioni S.P.A. | Method and device for the synchronization between a base radio station and a mobile radio station in a digital radiomobile system |
US5343497A (en) * | 1989-12-22 | 1994-08-30 | Italtel Societa Italiana Telecommunicazioni S.P.A. | Method and device for the synchronization between a base radio station and a mobile radio station in a digital radiomobile system |
US6069929A (en) * | 1991-04-26 | 2000-05-30 | Fujitsu Limited | Wireless communication system compulsively turning remote terminals into inactive state |
US5818885A (en) * | 1995-06-16 | 1998-10-06 | Samsung Electronics Co., Ltd. | Method for minimizing time to establish initial synchronization between a mobile station and a base station in a mobile communication system |
US6243372B1 (en) * | 1996-11-14 | 2001-06-05 | Omnipoint Corporation | Methods and apparatus for synchronization in a wireless network |
Also Published As
Publication number | Publication date |
---|---|
GB0315175D0 (en) | 2003-08-06 |
FR2842061B1 (fr) | 2007-03-02 |
GB2392585B (en) | 2004-09-29 |
GB2392585A (en) | 2004-03-03 |
KR20040003226A (ko) | 2004-01-13 |
FR2842061A1 (fr) | 2004-01-09 |
US20040005023A1 (en) | 2004-01-08 |
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