WO2004032346A1 - Fm受信機、fm受信機のノイズ除去装置及びノイズ除去方法 - Google Patents
Fm受信機、fm受信機のノイズ除去装置及びノイズ除去方法 Download PDFInfo
- Publication number
- WO2004032346A1 WO2004032346A1 PCT/JP2003/012614 JP0312614W WO2004032346A1 WO 2004032346 A1 WO2004032346 A1 WO 2004032346A1 JP 0312614 W JP0312614 W JP 0312614W WO 2004032346 A1 WO2004032346 A1 WO 2004032346A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- receiver
- time constant
- signal
- noise eliminating
- noise
- Prior art date
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
- H04B1/06—Receivers
- H04B1/10—Means associated with receiver for limiting or suppressing noise or interference
- H04B1/1081—Reduction of multipath noise
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Noise Elimination (AREA)
- Stereo-Broadcasting Methods (AREA)
Abstract
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/530,019 US20060040627A1 (en) | 2002-10-03 | 2003-10-01 | Fm receiver, noise eliminating apparatus of fm receiver, and noise eliminating method thereof |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2002290897A JP2004128930A (ja) | 2002-10-03 | 2002-10-03 | Fm受信機、fm受信機のノイズ除去装置及びノイズ除去方法 |
JP2002-290897 | 2002-10-03 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2004032346A1 true WO2004032346A1 (ja) | 2004-04-15 |
Family
ID=32063826
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2003/012614 WO2004032346A1 (ja) | 2002-10-03 | 2003-10-01 | Fm受信機、fm受信機のノイズ除去装置及びノイズ除去方法 |
Country Status (5)
Country | Link |
---|---|
US (1) | US20060040627A1 (ja) |
JP (1) | JP2004128930A (ja) |
CN (1) | CN1703836A (ja) |
TW (1) | TWI231659B (ja) |
WO (1) | WO2004032346A1 (ja) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101085775B1 (ko) * | 2004-12-07 | 2011-11-21 | 삼성전자주식회사 | 이동 단말 수신기 다이버시티 구조에서 잡음 제거 장치 |
US8019308B2 (en) * | 2006-01-25 | 2011-09-13 | Mitsubishi Electric Corporation | Receiving apparatus |
US7697908B2 (en) * | 2006-04-13 | 2010-04-13 | Mediatek Inc. | Duty-to-voltage amplifier, FM receiver and method for amplifying a peak of a multiplexed signal |
US8559577B2 (en) | 2008-08-25 | 2013-10-15 | Nxp B.V. | Apparatus and method for timing of signals |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5442913A (en) * | 1977-09-09 | 1979-04-05 | Matsushita Electric Ind Co Ltd | Multi-path detection circuit |
JPS6018837U (ja) * | 1983-07-19 | 1985-02-08 | トヨタ自動車株式会社 | 自動車のドア構造 |
JPH0879203A (ja) * | 1994-09-02 | 1996-03-22 | Matsushita Electric Ind Co Ltd | 雑音抑圧装置 |
JPH08316925A (ja) * | 1995-05-16 | 1996-11-29 | Matsushita Electric Ind Co Ltd | マルチパスノイズ低減装置 |
JPH10190493A (ja) * | 1996-12-24 | 1998-07-21 | Fujitsu Ten Ltd | マルチパス検出システム |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5842661B2 (ja) * | 1976-06-02 | 1983-09-21 | 日本電気株式会社 | Fm復調器の雑音除去方式 |
US4314377A (en) * | 1979-04-27 | 1982-02-02 | Sanyo Electric Co., Ltd. | Noise removing apparatus |
NL8203384A (nl) * | 1982-08-31 | 1984-03-16 | Philips Nv | Fm-stereo-ontvanger. |
JP2708777B2 (ja) * | 1988-05-19 | 1998-02-04 | 三洋電機株式会社 | ダイバーシティ受信装置 |
US4947431A (en) * | 1989-09-13 | 1990-08-07 | Delco Electronics Corporation | Held music history circuit |
JPH03259622A (ja) * | 1990-03-09 | 1991-11-19 | Pioneer Electron Corp | ノイズ低減回路 |
US5201062A (en) * | 1990-03-28 | 1993-04-06 | Pioneer Electronic Corporation | Noise reducing circuit |
EP0700166B1 (en) * | 1994-09-02 | 2007-10-17 | Matsushita Electric Industrial Co., Ltd. | Modulation degree detecting device |
JPH11163748A (ja) * | 1997-11-26 | 1999-06-18 | Oki Electric Ind Co Ltd | トーン信号検出回路 |
DE69832078T2 (de) * | 1998-11-30 | 2006-06-01 | Siemens Ag | Verfahren zur Rauschverminderung beim Empfang eines HF FM Signals |
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 |
JP3368879B2 (ja) * | 1999-12-22 | 2003-01-20 | 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 |
-
2002
- 2002-10-03 JP JP2002290897A patent/JP2004128930A/ja active Pending
-
2003
- 2003-10-01 CN CNA2003801009268A patent/CN1703836A/zh active Pending
- 2003-10-01 WO PCT/JP2003/012614 patent/WO2004032346A1/ja active Application Filing
- 2003-10-01 US US10/530,019 patent/US20060040627A1/en not_active Abandoned
- 2003-10-03 TW TW092127370A patent/TWI231659B/zh not_active IP Right Cessation
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5442913A (en) * | 1977-09-09 | 1979-04-05 | Matsushita Electric Ind Co Ltd | Multi-path detection circuit |
JPS6018837U (ja) * | 1983-07-19 | 1985-02-08 | トヨタ自動車株式会社 | 自動車のドア構造 |
JPH0879203A (ja) * | 1994-09-02 | 1996-03-22 | Matsushita Electric Ind Co Ltd | 雑音抑圧装置 |
JPH08316925A (ja) * | 1995-05-16 | 1996-11-29 | Matsushita Electric Ind Co Ltd | マルチパスノイズ低減装置 |
JPH10190493A (ja) * | 1996-12-24 | 1998-07-21 | Fujitsu Ten Ltd | マルチパス検出システム |
Also Published As
Publication number | Publication date |
---|---|
CN1703836A (zh) | 2005-11-30 |
TW200412727A (en) | 2004-07-16 |
JP2004128930A (ja) | 2004-04-22 |
US20060040627A1 (en) | 2006-02-23 |
TWI231659B (en) | 2005-04-21 |
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