CN101989863B - 一种频偏快速跟踪装置及方法 - Google Patents
一种频偏快速跟踪装置及方法 Download PDFInfo
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- CN101989863B CN101989863B CN 201010531764 CN201010531764A CN101989863B CN 101989863 B CN101989863 B CN 101989863B CN 201010531764 CN201010531764 CN 201010531764 CN 201010531764 A CN201010531764 A CN 201010531764A CN 101989863 B CN101989863 B CN 101989863B
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- frequency deviation
- loop filter
- afc loop
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- frequency
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- 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
- 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
Abstract
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Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 201010531764 CN101989863B (zh) | 2010-11-04 | 2010-11-04 | 一种频偏快速跟踪装置及方法 |
PCT/CN2011/074828 WO2012058921A1 (zh) | 2010-11-04 | 2011-05-28 | 一种频偏快速跟踪装置及方法 |
Applications Claiming Priority (1)
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CN 201010531764 CN101989863B (zh) | 2010-11-04 | 2010-11-04 | 一种频偏快速跟踪装置及方法 |
Publications (2)
Publication Number | Publication Date |
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CN101989863A CN101989863A (zh) | 2011-03-23 |
CN101989863B true CN101989863B (zh) | 2013-10-09 |
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CN 201010531764 Active CN101989863B (zh) | 2010-11-04 | 2010-11-04 | 一种频偏快速跟踪装置及方法 |
Country Status (2)
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CN (1) | CN101989863B (zh) |
WO (1) | WO2012058921A1 (zh) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101989863B (zh) * | 2010-11-04 | 2013-10-09 | 华为终端有限公司 | 一种频偏快速跟踪装置及方法 |
CN103095616A (zh) * | 2011-11-04 | 2013-05-08 | 上海瀚讯无线技术有限公司 | 下行无线传输的自动频率控制方法、装置及移动台 |
CN103312372B (zh) * | 2012-03-15 | 2015-04-01 | 晨星软件研发(深圳)有限公司 | 频率校正方法 |
CN102694570B (zh) * | 2012-05-22 | 2014-05-28 | 杭州电子科技大学 | 一种大频偏条件下扩频通信系统自动频率控制方法 |
US8837561B2 (en) * | 2012-11-21 | 2014-09-16 | Texas Instruments Incorporated | Initialization sequence for bi-directional communications in a carrier-based system |
CN104518786B (zh) * | 2013-09-30 | 2017-12-15 | 华为技术有限公司 | 一种自动频率控制方法、自动频率控制装置及用户设备 |
CN110071732B (zh) * | 2019-04-16 | 2021-01-08 | 苏州磐启微电子有限公司 | 一种低功耗无线接收方法及其接收系统 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101854322A (zh) * | 2009-03-31 | 2010-10-06 | 华为技术有限公司 | 一种频率跟踪方法、系统和鉴频器 |
CN101860499A (zh) * | 2009-04-13 | 2010-10-13 | 中兴通讯股份有限公司 | 一种纠正频偏的方法和装置 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3466422B2 (ja) * | 1997-05-28 | 2003-11-10 | 株式会社ケンウッド | 受信装置 |
CN100373967C (zh) * | 2002-03-14 | 2008-03-05 | 中兴通讯股份有限公司 | 一种实现移动终端系统自动频率跟踪的方法 |
CN1607787B (zh) * | 2003-07-28 | 2010-09-29 | 上海宣普实业有限公司 | 时分无线通信系统的自动频率校正方法 |
US7986929B2 (en) * | 2006-12-08 | 2011-07-26 | Silicon Laboratories Inc. | Providing channel filtering in an automatic frequency control path |
JP4352082B2 (ja) * | 2007-06-18 | 2009-10-28 | 株式会社東芝 | 周波数同期回路、方法、プログラム及びこれらを用いた受信装置 |
CN101989863B (zh) * | 2010-11-04 | 2013-10-09 | 华为终端有限公司 | 一种频偏快速跟踪装置及方法 |
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2010
- 2010-11-04 CN CN 201010531764 patent/CN101989863B/zh active Active
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2011
- 2011-05-28 WO PCT/CN2011/074828 patent/WO2012058921A1/zh active Application Filing
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101854322A (zh) * | 2009-03-31 | 2010-10-06 | 华为技术有限公司 | 一种频率跟踪方法、系统和鉴频器 |
CN101860499A (zh) * | 2009-04-13 | 2010-10-13 | 中兴通讯股份有限公司 | 一种纠正频偏的方法和装置 |
Also Published As
Publication number | Publication date |
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WO2012058921A1 (zh) | 2012-05-10 |
CN101989863A (zh) | 2011-03-23 |
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Address after: 518129 Building 2, B District, Bantian HUAWEI base, Longgang District, Shenzhen, Guangdong. Patentee after: Huawei terminal (Shenzhen) Co.,Ltd. Address before: 518129 Building 2, B District, Bantian HUAWEI base, Longgang District, Shenzhen, Guangdong. Patentee before: HUAWEI DEVICE Co.,Ltd. |
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Effective date of registration: 20181218 Address after: 523808 South Factory Building (Phase I) Project B2 Area Production Plant No. 15, New Town Avenue, Songshan Lake High-tech Industrial Development Zone, Dongguan City, Guangdong Province Patentee after: HUAWEI DEVICE Co.,Ltd. Address before: 518129 Building 2, B District, Bantian HUAWEI base, Longgang District, Shenzhen, Guangdong. Patentee before: Huawei terminal (Shenzhen) Co.,Ltd. |
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Effective date of registration: 20210517 Address after: Unit 3401, unit a, building 6, Shenye Zhongcheng, No. 8089, Hongli West Road, Donghai community, Xiangmihu street, Futian District, Shenzhen, Guangdong 518040 Patentee after: Honor Device Co.,Ltd. Address before: 523808 South Factory Building (Phase I) Project B2 Area Production Plant No. 15, New Town Avenue, Songshan Lake High-tech Industrial Development Zone, Dongguan City, Guangdong Province Patentee before: HUAWEI DEVICE Co.,Ltd. |
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