DE69803861D1 - Breitbandkanalisation mit veränderlicher abtastrate - Google Patents
Breitbandkanalisation mit veränderlicher abtastrateInfo
- Publication number
- DE69803861D1 DE69803861D1 DE69803861T DE69803861T DE69803861D1 DE 69803861 D1 DE69803861 D1 DE 69803861D1 DE 69803861 T DE69803861 T DE 69803861T DE 69803861 T DE69803861 T DE 69803861T DE 69803861 D1 DE69803861 D1 DE 69803861D1
- Authority
- DE
- Germany
- Prior art keywords
- sample rate
- broadband channel
- variable sample
- variable
- broadband
- Prior art date
- 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.)
- Expired - Lifetime
Links
Classifications
-
- 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
- H04B1/66—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 for reducing bandwidth of signals; for improving efficiency of transmission
- H04B1/667—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 for reducing bandwidth of signals; for improving efficiency of transmission using a division in frequency subbands
-
- 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
- H03H17/0266—Filter banks
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Mathematical Physics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Analogue/Digital Conversion (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
- Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/921,184 US5999573A (en) | 1997-08-29 | 1997-08-29 | Wideband channelization with variable sampling frequency |
PCT/US1998/017796 WO1999010980A1 (en) | 1997-08-29 | 1998-08-27 | Wideband channelization with variable sampling frequency |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69803861D1 true DE69803861D1 (de) | 2002-03-21 |
DE69803861T2 DE69803861T2 (de) | 2002-09-05 |
Family
ID=25445045
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69803861T Expired - Lifetime DE69803861T2 (de) | 1997-08-29 | 1998-08-27 | Breitbandkanalisation mit veränderlicher abtastrate |
Country Status (6)
Country | Link |
---|---|
US (1) | US5999573A (de) |
EP (1) | EP1012969B1 (de) |
AU (1) | AU751777B2 (de) |
CA (1) | CA2301106A1 (de) |
DE (1) | DE69803861T2 (de) |
WO (1) | WO1999010980A1 (de) |
Families Citing this family (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4420348C1 (de) * | 1994-06-01 | 1995-09-21 | Siemens Ag | Verfahren zum Ermitteln von harmonischen Oberschwingungen zu einer Grundschwingung eines elektrischen Signals |
US6282184B1 (en) * | 1997-12-22 | 2001-08-28 | Nortel Networks Limited | Common digitizing rate for multiple air interfaces for generic cell sites in cellular radio |
US6970717B2 (en) * | 2001-01-12 | 2005-11-29 | Silicon Laboratories Inc. | Digital architecture for radio-frequency apparatus and associated methods |
US6266687B1 (en) * | 1998-09-18 | 2001-07-24 | Telefonaktiebolaget Lm Ericsson (Publ) | Flexibility enhancement to the modified fast convolution algorithm |
US6351759B1 (en) * | 1999-02-26 | 2002-02-26 | Trw Inc. | Digital channelizer having efficient architecture for discrete fourier transformation and operation thereof |
WO2001053982A1 (en) * | 2000-01-18 | 2001-07-26 | National Research Council Of Canada | Parallel correlator archtitecture |
US6760342B1 (en) * | 2000-06-28 | 2004-07-06 | Northrop Grumman Corporation | Channelizer for a multi-carrier receiver |
US6798848B1 (en) | 2000-06-28 | 2004-09-28 | Northrop Grumman Corporation | Architecture for multi-carrier receiver |
US6801583B1 (en) * | 2000-06-28 | 2004-10-05 | Northrop Grumman Corporation | Multi-carrier receiver including an analog-to-digital converter for a wireless telecommunication system |
US6631255B1 (en) | 2000-06-28 | 2003-10-07 | Northrop Grumman Corporation | Multi-carrier receiver for a wireless telecommunication system |
US6985545B2 (en) * | 2000-12-26 | 2006-01-10 | Nortel Networks Limited | Apparatus and method to provide spectrum sharing for two or more RF signals occupying an overlapping RF bandwidth |
US7290021B2 (en) * | 2001-04-24 | 2007-10-30 | California Institute Of Technology | Method and apparatus for parallel signal processing |
US20020193090A1 (en) * | 2001-05-23 | 2002-12-19 | Sugar Gary L. | System and method for dynamic sampling rate adjustment to minimize power consumption in wideband radios |
US20030069009A1 (en) * | 2001-10-04 | 2003-04-10 | Harnden Robert R. | Cellular communications channelizer |
GB2405061B (en) * | 2001-12-05 | 2005-05-18 | Matsushita Electric Ind Co Ltd | Multirate digital transceiver |
US6690326B2 (en) | 2002-03-21 | 2004-02-10 | Itt Manufacturing Enterprises, Inc. | Wide bandwidth phased array antenna system |
RU2349051C2 (ru) * | 2004-11-16 | 2009-03-10 | Самсунг Электроникс Ко., Лтд. | Устройство и способ обработки цифрового сигнала в системе беспроводной связи ofdma |
US7675985B1 (en) * | 2005-11-14 | 2010-03-09 | Lockheed Martin Corporation | Digital channelizer unit for processing multiple digital input signals |
US7564388B2 (en) * | 2006-12-12 | 2009-07-21 | Seagate Technology Llc | Power efficient equalizer design |
EP2666271A2 (de) * | 2011-01-21 | 2013-11-27 | Entropic Communications, Inc. | Systeme und verfahren zur auswahl von kanälen für digitale inhalte mit rauscharmen blockwandlern mit digitalen kanalformungsschaltern |
US8803730B2 (en) * | 2011-07-21 | 2014-08-12 | The Boeing Company | Radar pulse detection using a digital radar receiver |
US10788568B1 (en) | 2018-07-02 | 2020-09-29 | National Technology & Engineering Solutions Of Sandia, Llc | Instantaneous ultra-wideband sensing using frequency-domain channelization |
US12061249B1 (en) | 2021-11-09 | 2024-08-13 | National Technology & Engineering Solutions Of Sandia, Llc | Radar transmit bandwidth augmentation |
CN115021768A (zh) * | 2022-05-26 | 2022-09-06 | 中国电子科技集团公司第十研究所 | 基于多相滤波的四路并行抽样方法、装置、设备及介质 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL180369C (nl) * | 1977-04-04 | 1987-02-02 | Philips Nv | Inrichting voor het omzetten van discrete signalen in een discreet enkelzijband frequentie-multiplex-signaal en omgekeerd. |
US5396489A (en) * | 1992-10-26 | 1995-03-07 | Motorola Inc. | Method and means for transmultiplexing signals between signal terminals and radio frequency channels |
US5323391A (en) * | 1992-10-26 | 1994-06-21 | Motorola, Inc. | Multi-channel digital transmitter and receiver |
US5535240A (en) * | 1993-10-29 | 1996-07-09 | Airnet Communications Corporation | Transceiver apparatus employing wideband FFT channelizer and inverse FFT combiner for multichannel communication network |
-
1997
- 1997-08-29 US US08/921,184 patent/US5999573A/en not_active Expired - Lifetime
-
1998
- 1998-08-27 WO PCT/US1998/017796 patent/WO1999010980A1/en active IP Right Grant
- 1998-08-27 EP EP98944560A patent/EP1012969B1/de not_active Expired - Lifetime
- 1998-08-27 DE DE69803861T patent/DE69803861T2/de not_active Expired - Lifetime
- 1998-08-27 CA CA002301106A patent/CA2301106A1/en not_active Abandoned
- 1998-08-27 AU AU92075/98A patent/AU751777B2/en not_active Ceased
Also Published As
Publication number | Publication date |
---|---|
AU751777B2 (en) | 2002-08-29 |
AU9207598A (en) | 1999-03-16 |
WO1999010980A1 (en) | 1999-03-04 |
EP1012969B1 (de) | 2002-02-13 |
CA2301106A1 (en) | 1999-03-04 |
US5999573A (en) | 1999-12-07 |
EP1012969A1 (de) | 2000-06-28 |
DE69803861T2 (de) | 2002-09-05 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |