CN1925379B - 调变机制的检测装置与方法 - Google Patents
调变机制的检测装置与方法 Download PDFInfo
- Publication number
- CN1925379B CN1925379B CN2006101064557A CN200610106455A CN1925379B CN 1925379 B CN1925379 B CN 1925379B CN 2006101064557 A CN2006101064557 A CN 2006101064557A CN 200610106455 A CN200610106455 A CN 200610106455A CN 1925379 B CN1925379 B CN 1925379B
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- Prior art keywords
- modulation scheme
- data
- rated power
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- 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.)
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/0012—Modulated-carrier systems arrangements for identifying the type of modulation
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
Abstract
Description
Claims (18)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/162,090 US7894551B2 (en) | 2005-08-29 | 2005-08-29 | Modulation scheme detecting apparatus and related method |
US11/162,090 | 2005-08-29 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1925379A CN1925379A (zh) | 2007-03-07 |
CN1925379B true CN1925379B (zh) | 2010-04-14 |
Family
ID=37804015
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2006101064557A Expired - Fee Related CN1925379B (zh) | 2005-08-29 | 2006-07-24 | 调变机制的检测装置与方法 |
Country Status (3)
Country | Link |
---|---|
US (1) | US7894551B2 (zh) |
CN (1) | CN1925379B (zh) |
TW (1) | TWI310644B (zh) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8374288B1 (en) * | 2006-09-18 | 2013-02-12 | Mediatek Inc. | Dummy burst detecting method and apparatus |
US7974370B2 (en) * | 2006-12-27 | 2011-07-05 | Freescale Semiconductor, Inc. | Parallel processing for single antenna interference cancellation |
US8804876B2 (en) * | 2009-02-20 | 2014-08-12 | Qualcomm Incorporated | Enhanced modulation detection |
US8331498B2 (en) * | 2009-04-13 | 2012-12-11 | Telefonaktiebolaget L M Ericsson (Publ) | Blind modulation detection |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5636250A (en) * | 1994-12-13 | 1997-06-03 | Hitachi America, Ltd. | Automatic VSB/QAM modulation recognition method and apparatus |
CN1372744A (zh) * | 1999-07-01 | 2002-10-02 | 艾利森电话股份有限公司 | 同步和调制类型的检测 |
CN1391752A (zh) * | 1999-11-19 | 2003-01-15 | 艾利森电话股份有限公司 | 盲目检测调制的方法和系统 |
CN1526222A (zh) * | 2001-05-21 | 2004-09-01 | �����ɷ� | 数字通信系统中藉施用于训练序列之相位旋转因子进行调变型态之传输及辨识 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5579341A (en) * | 1994-12-29 | 1996-11-26 | Motorola, Inc. | Multi-channel digital transceiver and method |
EP1104604A1 (en) * | 1998-08-10 | 2001-06-06 | Feher Kamilo | Efficient spectral saving fqpsk and fqam signal transmission and reception systems |
US6473506B1 (en) * | 1998-10-13 | 2002-10-29 | Telefonaktiebolaget Lm Ericsson (Publ) | Signaling using phase rotation techniques in a digital communications system |
US6389040B1 (en) * | 1998-09-11 | 2002-05-14 | Lucent Technologies Inc. | Apparatus and method for generating a frequency offset estimate for communication systems having frequency selecting fading channels |
US6445745B1 (en) * | 1999-05-06 | 2002-09-03 | Nortel Networks Limited | Phase encoding methods for handling multiple phase modulated signals on a single channel |
US6717934B1 (en) * | 1999-10-22 | 2004-04-06 | Nokia Corporation | Wireless telecommunication system having improved recognition of modulation type in GPRS |
US8077679B2 (en) | 2001-03-28 | 2011-12-13 | Qualcomm Incorporated | Method and apparatus for providing protocol options in a wireless communication system |
CN1572079A (zh) | 2001-10-17 | 2005-01-26 | 摩托罗拉公司 | 用于在多用户系统中数据通信的方法和装置 |
EP1481482B1 (en) * | 2002-02-28 | 2012-05-23 | TELEFONAKTIEBOLAGET LM ERICSSON (publ) | Signal receiver devices and methods |
US20050084040A1 (en) * | 2003-10-20 | 2005-04-21 | Stewart Kenneth A. | Method for modulation detection |
US8107560B2 (en) * | 2004-05-12 | 2012-01-31 | Telefonaktiebolaget Lm Ericsson (Publ) | Method and apparatus for interference cancellation in communication signal processing |
US7499506B2 (en) * | 2005-03-22 | 2009-03-03 | Qualcomm Incorporated | Detection of signal modulation format type |
US7697638B2 (en) * | 2005-08-16 | 2010-04-13 | Freescale Semiconductor, Inc. | Modulation detection in a SAIC operational environment |
-
2005
- 2005-08-29 US US11/162,090 patent/US7894551B2/en not_active Expired - Fee Related
-
2006
- 2006-07-04 TW TW095124357A patent/TWI310644B/zh not_active IP Right Cessation
- 2006-07-24 CN CN2006101064557A patent/CN1925379B/zh not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5636250A (en) * | 1994-12-13 | 1997-06-03 | Hitachi America, Ltd. | Automatic VSB/QAM modulation recognition method and apparatus |
CN1372744A (zh) * | 1999-07-01 | 2002-10-02 | 艾利森电话股份有限公司 | 同步和调制类型的检测 |
CN1391752A (zh) * | 1999-11-19 | 2003-01-15 | 艾利森电话股份有限公司 | 盲目检测调制的方法和系统 |
CN1526222A (zh) * | 2001-05-21 | 2004-09-01 | �����ɷ� | 数字通信系统中藉施用于训练序列之相位旋转因子进行调变型态之传输及辨识 |
Also Published As
Publication number | Publication date |
---|---|
TW200709622A (en) | 2007-03-01 |
TWI310644B (en) | 2009-06-01 |
CN1925379A (zh) | 2007-03-07 |
US7894551B2 (en) | 2011-02-22 |
US20070047587A1 (en) | 2007-03-01 |
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Legal Events
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: MEDIATEK (SHANGHAI) INC. Free format text: FORMER OWNER: LIANFA SCIENCE AND TECHNOLOGY CO., LTD. Effective date: 20120731 |
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C41 | Transfer of patent application or patent right or utility model | ||
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Free format text: CORRECT: ADDRESS; FROM: TAIWAN, CHINA TO: 200233 XUHUI, SHANGHAI |
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Effective date of registration: 20120731 Address after: 200233 Building 2, building 391, 20 Guiping Road, Shanghai, Xuhui District Patentee after: MediaTek Technology (Shanghai) Co., Ltd. Address before: Hsinchu Science Park, Taiwan, China Patentee before: MediaTek.Inc |
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CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100414 Termination date: 20160724 |
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CF01 | Termination of patent right due to non-payment of annual fee |