CN1191691C - 射频发射机和/或接收机 - Google Patents
射频发射机和/或接收机 Download PDFInfo
- Publication number
- CN1191691C CN1191691C CNB011159367A CN01115936A CN1191691C CN 1191691 C CN1191691 C CN 1191691C CN B011159367 A CNB011159367 A CN B011159367A CN 01115936 A CN01115936 A CN 01115936A CN 1191691 C CN1191691 C CN 1191691C
- Authority
- CN
- China
- Prior art keywords
- frequency
- filter
- signal
- band
- bandwidth
- 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
Images
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
- H03J5/00—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner
- H03J5/24—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner with a number of separate pretuned tuning circuits or separate tuning elements selectively brought into circuit, e.g. for waveband selection or for television channel selection
- H03J5/242—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner with a number of separate pretuned tuning circuits or separate tuning elements selectively brought into circuit, e.g. for waveband selection or for television channel selection used exclusively for band selection
- H03J5/244—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner with a number of separate pretuned tuning circuits or separate tuning elements selectively brought into circuit, e.g. for waveband selection or for television channel selection used exclusively for band selection using electronic means
Landscapes
- Superheterodyne Receivers (AREA)
- Transmitters (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
- Circuits Of Receivers In General (AREA)
- Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
Abstract
Description
Claims (10)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR0007421A FR2810173A1 (fr) | 2000-06-08 | 2000-06-08 | Dispositif d'emission et/ou de reception radiofrequence |
FR0007421 | 2000-06-08 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1329403A CN1329403A (zh) | 2002-01-02 |
CN1191691C true CN1191691C (zh) | 2005-03-02 |
Family
ID=8851148
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB011159367A Expired - Lifetime CN1191691C (zh) | 2000-06-08 | 2001-06-06 | 射频发射机和/或接收机 |
Country Status (6)
Country | Link |
---|---|
US (1) | US7274919B2 (zh) |
EP (1) | EP1162740B1 (zh) |
JP (1) | JP2002057596A (zh) |
CN (1) | CN1191691C (zh) |
DE (1) | DE60116682T2 (zh) |
FR (1) | FR2810173A1 (zh) |
Families Citing this family (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2822000B1 (fr) * | 2001-03-08 | 2003-05-23 | Thomson Multimedia Sa | Dispositif d'emission limitant les parasites hors de la bande de frequence allouee |
FR2841067A1 (fr) * | 2002-06-18 | 2003-12-19 | Thomson Licensing Sa | Systeme de transmission a haute stabilite en frequence |
CN100431318C (zh) * | 2002-09-05 | 2008-11-05 | 霍尼韦尔国际公司 | 合成射频检测***和方法 |
US7139542B2 (en) * | 2003-03-03 | 2006-11-21 | Nokia Corporation | Method and apparatus for compensating DC level in an adaptive radio receiver |
GB0307325D0 (en) * | 2003-03-29 | 2003-05-07 | Pace Micro Tech Plc | Apparatus and method for the avoidance of RF interference |
US7245882B1 (en) * | 2003-07-17 | 2007-07-17 | Atheros Communications, Inc. | Method and apparatus for a signal selective RF transceiver system |
JP2005130043A (ja) * | 2003-10-21 | 2005-05-19 | Pioneer Electronic Corp | 受信機 |
US7991379B2 (en) * | 2003-12-19 | 2011-08-02 | Vixs Systems, Inc. | RF transmitter and receiver front-end |
US8249533B2 (en) * | 2003-12-19 | 2012-08-21 | Vixs Systems, Inc. | Rapidly adjustable local oscillation module and applications thereof |
FR2864877A1 (fr) | 2004-01-06 | 2005-07-08 | Thomson Licensing Sa | Unite exterieure de reception satellite et procede de reception avec ladite unite |
US7512392B2 (en) * | 2004-08-12 | 2009-03-31 | Skyworks Solutions, Inc. | System for adaptively filtering a received signal in a wireless receiver |
JP4467446B2 (ja) * | 2005-02-10 | 2010-05-26 | Necエレクトロニクス株式会社 | 高周波ic及びgps受信機 |
DE102006001687A1 (de) * | 2005-04-01 | 2006-10-05 | Rohde & Schwarz Gmbh & Co. Kg | Leistungsregelvorrichtung |
US20060270370A1 (en) * | 2005-05-31 | 2006-11-30 | Michael Bergman | Radio receiver and reserved band filter |
JP4904906B2 (ja) * | 2006-04-27 | 2012-03-28 | パナソニック株式会社 | 受信装置とこれを用いた電子機器 |
US20090011736A1 (en) * | 2007-07-06 | 2009-01-08 | Rammohan Malasani | Switching Channel Pass Receive Filter |
CN101338665B (zh) * | 2008-06-25 | 2012-04-18 | 中国海洋石油总公司 | 一种高频电磁波发射机 |
CN103067036B (zh) * | 2012-10-24 | 2015-07-08 | 国网电力科学研究院 | 一种非连续频谱的射频接收装置及其方法 |
CN103702165A (zh) * | 2014-01-09 | 2014-04-02 | 珠海迈科电子科技有限公司 | 一种具有对ka波段卫星信号接收处理功能的机顶盒 |
CN103973616B (zh) * | 2014-04-16 | 2017-07-28 | 北京创毅视讯科技有限公司 | 一种信号滤波方法及*** |
CN104007662B (zh) * | 2014-05-07 | 2017-01-04 | 中国人民解放军63892部队 | 一种改善射频仿真天线阵列最大信噪比一致性的运行方法 |
CN104009765B (zh) * | 2014-06-13 | 2015-12-30 | 东南大学 | 一种高性能lte信道模拟器射频发射机 |
CN116195199A (zh) * | 2020-07-21 | 2023-05-30 | 株式会社村田制作所 | 高频电路 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1094653A (en) * | 1963-09-06 | 1967-12-13 | Plessey Uk Ltd | Improvements in or relating to superheterodyne receivers |
NL8901460A (nl) * | 1989-06-08 | 1991-01-02 | Philips Nv | Ontvanger voor terrestriele am- en satelliet fm-tv-omroepsignalen. |
JP3090215B2 (ja) * | 1990-11-30 | 2000-09-18 | 防衛庁技術研究本部長 | 移動全二重無線装置の送受共用回路 |
JP2562250Y2 (ja) * | 1991-11-20 | 1998-02-10 | 株式会社ケンウッド | 無線受信機 |
JP2596488Y2 (ja) * | 1992-10-01 | 1999-06-14 | アルプス電気株式会社 | フィルタ回路 |
EP0686318A1 (en) * | 1993-12-24 | 1995-12-13 | Koninklijke Philips Electronics N.V. | High-frequency wideband tuner |
TW472439B (en) * | 1995-10-23 | 2002-01-11 | Thomson Consumer Electronics | Apparatus for controlling the conversion gain of a down converter |
US5731699A (en) * | 1996-02-12 | 1998-03-24 | Gte Laboratories Incorporated | Apparatus and method for simultaneous measuring of narrow and wideband RF transmission statistics |
US5790959A (en) * | 1996-11-13 | 1998-08-04 | Hewlett-Packard Company | Programmable band select and transfer module for local multipoint distribution service basestation |
-
2000
- 2000-06-08 FR FR0007421A patent/FR2810173A1/fr active Pending
-
2001
- 2001-05-21 EP EP01112419A patent/EP1162740B1/en not_active Expired - Lifetime
- 2001-05-21 DE DE60116682T patent/DE60116682T2/de not_active Expired - Lifetime
- 2001-06-01 JP JP2001166907A patent/JP2002057596A/ja active Pending
- 2001-06-05 US US09/874,341 patent/US7274919B2/en not_active Expired - Lifetime
- 2001-06-06 CN CNB011159367A patent/CN1191691C/zh not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
CN1329403A (zh) | 2002-01-02 |
EP1162740B1 (en) | 2006-01-18 |
DE60116682T2 (de) | 2006-09-14 |
US20010049271A1 (en) | 2001-12-06 |
DE60116682D1 (de) | 2006-04-06 |
JP2002057596A (ja) | 2002-02-22 |
FR2810173A1 (fr) | 2001-12-14 |
US7274919B2 (en) | 2007-09-25 |
EP1162740A1 (en) | 2001-12-12 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CP02 | Change in the address of a patent holder |
Address after: I Si Eli Murli Nor, France Patentee after: THOMSON LICENSING Address before: La France Patentee before: THOMSON LICENSING |
|
CP02 | Change in the address of a patent holder | ||
TR01 | Transfer of patent right |
Effective date of registration: 20190130 Address after: Paris France Patentee after: International Digital Madison Patent Holding Co. Address before: I Si Eli Murli Nor, France Patentee before: THOMSON LICENSING Effective date of registration: 20190130 Address after: I Si Eli Murli Nor, France Patentee after: THOMSON LICENSING Address before: I Si Eli Murli Nor, France Patentee before: THOMSON LICENSING |
|
TR01 | Transfer of patent right | ||
CX01 | Expiry of patent term |
Granted publication date: 20050302 |
|
CX01 | Expiry of patent term |