DE602004004727T2 - Adaptiver FM Empfänger mit einem Mehrwegfilter - Google Patents
Adaptiver FM Empfänger mit einem Mehrwegfilter Download PDFInfo
- Publication number
- DE602004004727T2 DE602004004727T2 DE602004004727T DE602004004727T DE602004004727T2 DE 602004004727 T2 DE602004004727 T2 DE 602004004727T2 DE 602004004727 T DE602004004727 T DE 602004004727T DE 602004004727 T DE602004004727 T DE 602004004727T DE 602004004727 T2 DE602004004727 T2 DE 602004004727T2
- Authority
- DE
- Germany
- Prior art keywords
- signal
- field strength
- threshold
- detector
- demodulator
- 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
- 230000003044 adaptive effect Effects 0.000 title description 3
- 238000001514 detection method Methods 0.000 claims description 88
- 230000008030 elimination Effects 0.000 claims description 54
- 238000003379 elimination reaction Methods 0.000 claims description 54
- 238000000926 separation method Methods 0.000 claims description 21
- 230000000670 limiting effect Effects 0.000 description 13
- 238000012545 processing Methods 0.000 description 12
- 239000002131 composite material Substances 0.000 description 8
- 238000010586 diagram Methods 0.000 description 6
- 101100134058 Caenorhabditis elegans nth-1 gene Proteins 0.000 description 5
- 101100513046 Neurospora crassa (strain ATCC 24698 / 74-OR23-1A / CBS 708.71 / DSM 1257 / FGSC 987) eth-1 gene Proteins 0.000 description 5
- 230000003321 amplification Effects 0.000 description 4
- 238000013016 damping Methods 0.000 description 4
- 238000003199 nucleic acid amplification method Methods 0.000 description 4
- 238000004458 analytical method Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 238000012937 correction Methods 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 238000009499 grossing Methods 0.000 description 2
- 230000002401 inhibitory effect Effects 0.000 description 2
- 239000011159 matrix material Substances 0.000 description 2
- 230000002829 reductive effect Effects 0.000 description 2
- 101000685663 Homo sapiens Sodium/nucleoside cotransporter 1 Proteins 0.000 description 1
- 101000821827 Homo sapiens Sodium/nucleoside cotransporter 2 Proteins 0.000 description 1
- 101000822028 Homo sapiens Solute carrier family 28 member 3 Proteins 0.000 description 1
- 102100023116 Sodium/nucleoside cotransporter 1 Human genes 0.000 description 1
- 102100021541 Sodium/nucleoside cotransporter 2 Human genes 0.000 description 1
- 102100021470 Solute carrier family 28 member 3 Human genes 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000001934 delay Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 238000010025 steaming Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012549 training Methods 0.000 description 1
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
- H04B1/06—Receivers
- H04B1/16—Circuits
- H04B1/1646—Circuits adapted for the reception of stereophonic signals
- H04B1/1661—Reduction of noise by manipulation of the baseband composite stereophonic signal or the decoded left and right channels
-
- 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
- H04B1/06—Receivers
- H04B1/10—Means associated with receiver for limiting or suppressing noise or interference
- H04B1/1081—Reduction of multipath noise
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Noise Elimination (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2003405023 | 2003-12-03 | ||
| JP2003405023A JP4294455B2 (ja) | 2003-12-03 | 2003-12-03 | 受信機 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE602004004727D1 DE602004004727D1 (de) | 2007-03-29 |
| DE602004004727T2 true DE602004004727T2 (de) | 2007-11-22 |
Family
ID=34463985
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE602004004727T Expired - Lifetime DE602004004727T2 (de) | 2003-12-03 | 2004-12-02 | Adaptiver FM Empfänger mit einem Mehrwegfilter |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US20050124310A1 (https=) |
| EP (1) | EP1538759B1 (https=) |
| JP (1) | JP4294455B2 (https=) |
| DE (1) | DE602004004727T2 (https=) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4532568B2 (ja) * | 2006-02-07 | 2010-08-25 | パイオニア株式会社 | 適応ディジタルフィルタ及び受信装置 |
| JP4890978B2 (ja) * | 2006-07-07 | 2012-03-07 | ルネサスエレクトロニクス株式会社 | 信号処理回路および信号処理方法 |
| JP4860400B2 (ja) * | 2006-08-09 | 2012-01-25 | オンセミコンダクター・トレーディング・リミテッド | 受信装置 |
| US8175561B2 (en) * | 2008-03-13 | 2012-05-08 | Sony Ericsson Mobile Communications Ab | Automatic optimization of RF receiver interference performance |
| JP2010263430A (ja) * | 2009-05-07 | 2010-11-18 | Sanyo Electric Co Ltd | 受信装置 |
| JP6126449B2 (ja) * | 2013-04-25 | 2017-05-10 | パイオニア株式会社 | 放送受信装置及び信号処理方法 |
| US10097214B2 (en) * | 2015-11-30 | 2018-10-09 | Metal Industries Research & Development Centre | Error correcting method |
| JP6512305B2 (ja) * | 2015-12-04 | 2019-05-15 | 日本電気株式会社 | 受信回路、受信装置及び受信方法 |
| US10742088B2 (en) | 2016-12-30 | 2020-08-11 | Panosense Inc. | Support assembly for rotating body |
| US10122416B2 (en) | 2016-12-30 | 2018-11-06 | Panosense Inc. | Interface for transferring power and data between a non-rotating body and a rotating body |
| US10109183B1 (en) * | 2016-12-30 | 2018-10-23 | Panosense Inc. | Interface for transferring data between a non-rotating body and a rotating body |
| JP6683643B2 (ja) * | 2017-03-03 | 2020-04-22 | 日本電信電話株式会社 | 無線通信システムおよび受信装置 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03259624A (ja) * | 1990-03-09 | 1991-11-19 | Pioneer Electron Corp | ノイズ低減回路 |
| EP0540908B1 (en) * | 1991-11-04 | 1997-01-08 | Motorola, Inc. | Method and apparatus for automatic tuning calibration of electronically tuned filters |
| JPH08139625A (ja) * | 1994-11-15 | 1996-05-31 | Uniden Corp | アナログ・ディジタル両用受信機 |
| JP3473511B2 (ja) * | 1999-07-22 | 2003-12-08 | 三菱電機株式会社 | マルチパスノイズ除去装置、オーディオ出力装置およびｆｍ受信機 |
| FI109624B (fi) * | 2000-12-04 | 2002-09-13 | Nokia Corp | Menetelmä suodattimen virittämiseksi |
| US6915114B2 (en) * | 2002-05-07 | 2005-07-05 | Broadcom, Corp. | Direct tuning of embedded integrated circuit components |
-
2003
- 2003-12-03 JP JP2003405023A patent/JP4294455B2/ja not_active Expired - Fee Related
-
2004
- 2004-12-02 US US11/000,928 patent/US20050124310A1/en not_active Abandoned
- 2004-12-02 DE DE602004004727T patent/DE602004004727T2/de not_active Expired - Lifetime
- 2004-12-02 EP EP04028608A patent/EP1538759B1/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| EP1538759B1 (en) | 2007-02-14 |
| DE602004004727D1 (de) | 2007-03-29 |
| JP2005167718A (ja) | 2005-06-23 |
| US20050124310A1 (en) | 2005-06-09 |
| EP1538759A1 (en) | 2005-06-08 |
| JP4294455B2 (ja) | 2009-07-15 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8381 | Inventor (new situation) |
Inventor name: KUBUKI, TOSHIAKI, KAWAGOE-SHI SAITAMA-KEN 350-, JP Inventor name: YAMAMOTO, YUJI, KAWAGOE-SHI SAITAMA-KEN 350-85, JP |
|
| 8320 | Willingness to grant licences declared (paragraph 23) | ||
| 8364 | No opposition during term of opposition |