CN1561581B - 在数字信号处理器中恢复被解扩信号的方法和用于恢复被解扩信号的数字信号处理器 - Google Patents

在数字信号处理器中恢复被解扩信号的方法和用于恢复被解扩信号的数字信号处理器 Download PDF

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Publication number
CN1561581B
CN1561581B CN02816442.3A CN02816442A CN1561581B CN 1561581 B CN1561581 B CN 1561581B CN 02816442 A CN02816442 A CN 02816442A CN 1561581 B CN1561581 B CN 1561581B
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China
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code
plural
bit
complex
signal
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Chinese (zh)
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CN1561581A (zh
Inventor
拉塞克·瑞法特
泽维·格林菲尔德
约瑟·弗雷德曼
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Analog Devices Inc
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Analog Devices Inc
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    • 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
    • H04B1/709—Correlator structure
    • H04B1/7093—Matched filter type

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
CN02816442.3A 2001-08-06 2002-08-06 在数字信号处理器中恢复被解扩信号的方法和用于恢复被解扩信号的数字信号处理器 Expired - Fee Related CN1561581B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US09/925,889 2001-08-06
US09/925,889 US7333530B1 (en) 2001-08-06 2001-08-06 Despread signal recovery in digital signal processors
PCT/US2002/024702 WO2003015305A1 (en) 2001-08-06 2002-08-06 Despread signal recovery in digital signal processors

Publications (2)

Publication Number Publication Date
CN1561581A CN1561581A (zh) 2005-01-05
CN1561581B true CN1561581B (zh) 2013-08-14

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CN02816442.3A Expired - Fee Related CN1561581B (zh) 2001-08-06 2002-08-06 在数字信号处理器中恢复被解扩信号的方法和用于恢复被解扩信号的数字信号处理器

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US (1) US7333530B1 (cg-RX-API-DMAC10.html)
EP (1) EP1421708A4 (cg-RX-API-DMAC10.html)
JP (1) JP2004538710A (cg-RX-API-DMAC10.html)
CN (1) CN1561581B (cg-RX-API-DMAC10.html)
WO (1) WO2003015305A1 (cg-RX-API-DMAC10.html)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10827043B2 (en) * 2018-04-04 2020-11-03 Hall Labs Llc Normalization of communication between devices

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5799010A (en) * 1995-06-30 1998-08-25 Interdigital Technology Corporation Code division multiple access (CDMA) communication system
CN1228211A (zh) * 1996-05-28 1999-09-08 夸尔柯姆股份有限公司 高数据速率cdma无线通信系统

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3212213B2 (ja) * 1994-03-16 2001-09-25 株式会社日立製作所 データ処理装置
US6385634B1 (en) * 1995-08-31 2002-05-07 Intel Corporation Method for performing multiply-add operations on packed data
US5872810A (en) * 1996-01-26 1999-02-16 Imec Co. Programmable modem apparatus for transmitting and receiving digital data, design method and use method for said modem
US6680928B1 (en) * 1997-07-22 2004-01-20 Ericsson Inc. Communications system and method for multi-carrier orthogonal coding
US6366607B1 (en) * 1998-05-14 2002-04-02 Interdigital Technology Corporation Processing for improved performance and reduced pilot
US6618431B1 (en) * 1998-12-31 2003-09-09 Texas Instruments Incorporated Processor-based method for the acquisition and despreading of spread-spectrum/CDMA signals
US6606684B1 (en) * 2000-03-31 2003-08-12 Intel Corporation Multi-tiered memory bank having different data buffer sizes with a programmable bank select
US6879576B1 (en) * 2000-09-06 2005-04-12 Qualcomm Incorporated Method and apparatus for processing a physical channel with partial transport format information
US7072929B2 (en) * 2000-11-01 2006-07-04 Pts Corporation Methods and apparatus for efficient complex long multiplication and covariance matrix implementation
US6934728B2 (en) * 2001-06-01 2005-08-23 Microchip Technology Incorporated Euclidean distance instructions
US6922716B2 (en) * 2001-07-13 2005-07-26 Motorola, Inc. Method and apparatus for vector processing

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5799010A (en) * 1995-06-30 1998-08-25 Interdigital Technology Corporation Code division multiple access (CDMA) communication system
CN1192304A (zh) * 1995-06-30 1998-09-02 交互数字技术公司 用于码分多址(cdma)通信系统的自动功率控制系统
CN1228211A (zh) * 1996-05-28 1999-09-08 夸尔柯姆股份有限公司 高数据速率cdma无线通信系统

Also Published As

Publication number Publication date
EP1421708A1 (en) 2004-05-26
JP2004538710A (ja) 2004-12-24
EP1421708A4 (en) 2007-09-26
WO2003015305A1 (en) 2003-02-20
CN1561581A (zh) 2005-01-05
US7333530B1 (en) 2008-02-19

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