CN1494335A - 移动通信系统的数字滤波器及其操作方法 - Google Patents
移动通信系统的数字滤波器及其操作方法 Download PDFInfo
- Publication number
- CN1494335A CN1494335A CNA03154326XA CN03154326A CN1494335A CN 1494335 A CN1494335 A CN 1494335A CN A03154326X A CNA03154326X A CN A03154326XA CN 03154326 A CN03154326 A CN 03154326A CN 1494335 A CN1494335 A CN 1494335A
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- Prior art keywords
- digital signal
- signal
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- channel
- filter
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H17/00—Networks using digital techniques
- H03H17/02—Frequency selective networks
- H03H17/0248—Filters characterised by a particular frequency response or filtering method
- H03H17/0264—Filter sets with mutual related characteristics
- H03H17/0273—Polyphase filters
- H03H17/0275—Polyphase filters comprising non-recursive filters
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H17/00—Networks using digital techniques
- H03H17/02—Frequency selective networks
- H03H17/0223—Computation saving measures; Accelerating measures
- H03H17/0225—Measures concerning the multipliers
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H2218/00—Indexing scheme relating to details of digital filters
- H03H2218/06—Multiple-input, multiple-output [MIMO]; Multiple-input, single-output [MISO]
Abstract
Description
Claims (23)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR66655/2002 | 2002-10-30 | ||
KR10-2002-0066655A KR100511295B1 (ko) | 2002-10-30 | 2002-10-30 | 디지털 필터 및 그 운용방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1494335A true CN1494335A (zh) | 2004-05-05 |
CN1244242C CN1244242C (zh) | 2006-03-01 |
Family
ID=32291708
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB03154326XA Expired - Fee Related CN1244242C (zh) | 2002-10-30 | 2003-08-15 | 移动通信系统的数字滤波器及其操作方法 |
Country Status (3)
Country | Link |
---|---|
US (1) | US20040095951A1 (zh) |
KR (1) | KR100511295B1 (zh) |
CN (1) | CN1244242C (zh) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103733516A (zh) * | 2011-06-10 | 2014-04-16 | 技术研究及发展基金公司 | 接收机、发射机以及用于数字多子频带处理的方法 |
CN108536325A (zh) * | 2017-03-03 | 2018-09-14 | 辛纳普蒂克斯公司 | 具有并行模数转换器通道的系统中的抽取滤波 |
CN110113029A (zh) * | 2019-05-07 | 2019-08-09 | 中国科学院电子学研究所 | 一种fir抽取滤波器的数据处理方法 |
CN112992123A (zh) * | 2021-03-05 | 2021-06-18 | 西安交通大学 | 一种语音特征提取电路及方法 |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7164741B2 (en) * | 2001-05-09 | 2007-01-16 | Signum Concept, Inc. | Non-recursive resampling digital fir filter structure for demodulating 3G cellular signals |
WO2007042994A2 (en) * | 2005-10-13 | 2007-04-19 | Nxp B.V. | Method and apparatus for filtering multiple channels of signals |
US8200729B2 (en) * | 2006-10-25 | 2012-06-12 | Agilent Technologies, Inc. | Efficient implementation of filters for MIMO fading |
US8570922B2 (en) * | 2007-04-13 | 2013-10-29 | Hart Communication Foundation | Efficient addressing in wireless hart protocol |
US20080273486A1 (en) * | 2007-04-13 | 2008-11-06 | Hart Communication Foundation | Wireless Protocol Adapter |
US8406248B2 (en) | 2007-04-13 | 2013-03-26 | Hart Communication Foundation | Priority-based scheduling and routing in a wireless network |
US8356431B2 (en) * | 2007-04-13 | 2013-01-22 | Hart Communication Foundation | Scheduling communication frames in a wireless network |
US8325627B2 (en) | 2007-04-13 | 2012-12-04 | Hart Communication Foundation | Adaptive scheduling in a wireless network |
US8230108B2 (en) * | 2007-04-13 | 2012-07-24 | Hart Communication Foundation | Routing packets on a network using directed graphs |
CN102113367B (zh) * | 2008-06-23 | 2013-11-20 | Hart通信基金会 | 无线通信网络分析仪 |
US9136815B2 (en) | 2012-06-13 | 2015-09-15 | Nokia Technologies Oy | Methods and apparatuses for implementing variable bandwidth RF tracking filters for reconfigurable multi-standard radios |
US9136825B2 (en) * | 2012-06-13 | 2015-09-15 | Nokia Technologies Oy | Method and device for implementing tracking filters and RF front end of software defined radios |
KR102058437B1 (ko) | 2013-02-25 | 2019-12-26 | 삼성전자주식회사 | 필터 값 추출기를 포함하는 터치 감지 장치 및 필터 값 추출기 |
US9407482B2 (en) | 2013-11-11 | 2016-08-02 | Nokia Technologies Oy | Tunable RF N-path filter |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0832409A (ja) * | 1994-07-11 | 1996-02-02 | Advantest Corp | デジタルfirフィルタ回路 |
KR100289037B1 (ko) * | 1997-11-29 | 2001-05-02 | 이계철 | 단일구조의 동시 4 출력 1:4 인터폴레이션 에프아이알 필터 |
US6134268A (en) * | 1998-10-19 | 2000-10-17 | Motorola, Inc. | Apparatus for performing a non-integer sampling rate change in a multichannel polyphase filter |
KR100378592B1 (ko) * | 2000-07-31 | 2003-03-31 | 한국전자통신연구원 | 디지털 이동 통신용 108 탭 1대4 인터폴레이션유한임펄스응답 필터장치 |
US7145972B2 (en) * | 2001-10-18 | 2006-12-05 | The Aerospace Corporation | Polyphase channelization system |
-
2002
- 2002-10-30 KR KR10-2002-0066655A patent/KR100511295B1/ko not_active IP Right Cessation
-
2003
- 2003-08-15 CN CNB03154326XA patent/CN1244242C/zh not_active Expired - Fee Related
- 2003-09-03 US US10/653,154 patent/US20040095951A1/en not_active Abandoned
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103733516A (zh) * | 2011-06-10 | 2014-04-16 | 技术研究及发展基金公司 | 接收机、发射机以及用于数字多子频带处理的方法 |
CN103733516B (zh) * | 2011-06-10 | 2017-10-13 | 技术研究及发展基金公司 | 接收机、发射机以及用于数字多子频带处理的方法 |
CN108536325A (zh) * | 2017-03-03 | 2018-09-14 | 辛纳普蒂克斯公司 | 具有并行模数转换器通道的系统中的抽取滤波 |
CN108536325B (zh) * | 2017-03-03 | 2024-04-09 | 辛纳普蒂克斯公司 | 具有并行模数转换器通道的系统中的抽取滤波 |
CN110113029A (zh) * | 2019-05-07 | 2019-08-09 | 中国科学院电子学研究所 | 一种fir抽取滤波器的数据处理方法 |
CN110113029B (zh) * | 2019-05-07 | 2021-02-23 | 中国科学院电子学研究所 | 一种fir抽取滤波器的数据处理方法 |
CN112992123A (zh) * | 2021-03-05 | 2021-06-18 | 西安交通大学 | 一种语音特征提取电路及方法 |
Also Published As
Publication number | Publication date |
---|---|
CN1244242C (zh) | 2006-03-01 |
KR20040039036A (ko) | 2004-05-10 |
KR100511295B1 (ko) | 2005-08-31 |
US20040095951A1 (en) | 2004-05-20 |
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Legal Events
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C06 | Publication | ||
PB01 | Publication | ||
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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: LG- NORTEL CO., LTD. Free format text: FORMER OWNER: LG ELECTRONIC CO., LTD. Effective date: 20061103 |
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C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20061103 Address after: Seoul, South Kerean Patentee after: LG Nortel Co., Ltd. Address before: Seoul, South Kerean Patentee before: LG Electronics Inc. |
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C56 | Change in the name or address of the patentee |
Owner name: LG-ERICSSON CO., LTD. Free format text: FORMER NAME: LG-NORTEL CO., LTD. |
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CP01 | Change in the name or title of a patent holder |
Address after: Seoul, South Kerean Patentee after: Novera Optics Korea Co., Ltd. Address before: Seoul, South Kerean Patentee before: LG Nortel Co., Ltd. |
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CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20060301 Termination date: 20150815 |
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EXPY | Termination of patent right or utility model |