FI903018A0 - Radiomottagare. - Google Patents
Radiomottagare.Info
- Publication number
- FI903018A0 FI903018A0 FI903018A FI903018A FI903018A0 FI 903018 A0 FI903018 A0 FI 903018A0 FI 903018 A FI903018 A FI 903018A FI 903018 A FI903018 A FI 903018A FI 903018 A0 FI903018 A0 FI 903018A0
- Authority
- FI
- Finland
- Prior art keywords
- radio receiver
- receiver
- radio
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
- H03H7/01—Frequency selective two-port networks
- H03H7/09—Filters comprising mutual inductance
-
- 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
- H04B1/1638—Special circuits to enhance selectivity of receivers not otherwise provided for
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Control Of Motors That Do Not Use Commutators (AREA)
- Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AUPJ481289 | 1989-06-19 |
Publications (1)
Publication Number | Publication Date |
---|---|
FI903018A0 true FI903018A0 (fi) | 1990-06-15 |
Family
ID=3774001
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI903018A FI903018A0 (fi) | 1989-06-19 | 1990-06-15 | Radiomottagare. |
Country Status (5)
Country | Link |
---|---|
US (1) | US5036302A (fi) |
EP (1) | EP0404225A3 (fi) |
JP (1) | JPH0334702A (fi) |
CA (1) | CA2019073A1 (fi) |
FI (1) | FI903018A0 (fi) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7064749B1 (en) | 1992-11-09 | 2006-06-20 | Adc Technology Inc. | Portable communicator |
JP4736212B2 (ja) * | 2001-03-14 | 2011-07-27 | 井関農機株式会社 | 畝立成形装置 |
JP3684506B2 (ja) | 2002-03-22 | 2005-08-17 | 株式会社東京機械製作所 | 縦ミシン目形成装置 |
JP2005244456A (ja) * | 2004-02-25 | 2005-09-08 | Sharp Corp | 回路装置 |
US8471664B1 (en) * | 2012-04-24 | 2013-06-25 | Zippy Technology Corp. | Transformer without coil racks |
CN109712777B (zh) * | 2019-02-26 | 2023-11-24 | 中国科学院上海微***与信息技术研究所 | 滤波器、测试***及滤波器的制备方法 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3939443A (en) * | 1972-01-07 | 1976-02-17 | Finommechanikai Vallalat | Frequency-selective coupling for high-frequency electromagnetic waves |
GB1602770A (en) * | 1977-06-03 | 1981-11-18 | Matsushita Electric Ind Co Ltd | Band pass filter |
CA1128152A (en) * | 1978-05-13 | 1982-07-20 | Takuro Sato | High frequency filter |
JPS58182501U (ja) * | 1982-05-27 | 1983-12-05 | アルプス電気株式会社 | 中間周波帯域炉波器 |
JPS60140901A (ja) * | 1983-12-27 | 1985-07-25 | Matsushita Electric Ind Co Ltd | ヘリカルフイルタ |
JPS60236501A (ja) * | 1984-05-10 | 1985-11-25 | Yagi Antenna Co Ltd | 帯域通過型ろ波器 |
US4662001A (en) * | 1985-08-15 | 1987-04-28 | Zenith Electronics Corporation | Tunable notch filter for image frequency and conducted local oscillator leakage rejection |
JPS6292602A (ja) * | 1985-10-18 | 1987-04-28 | Fujitsu Ltd | ヘリカルフイルタ |
-
1990
- 1990-06-13 EP EP19900201518 patent/EP0404225A3/en not_active Withdrawn
- 1990-06-15 US US07/539,094 patent/US5036302A/en not_active Expired - Fee Related
- 1990-06-15 JP JP2157421A patent/JPH0334702A/ja active Pending
- 1990-06-15 FI FI903018A patent/FI903018A0/fi not_active Application Discontinuation
- 1990-06-15 CA CA002019073A patent/CA2019073A1/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
EP0404225A3 (en) | 1992-07-01 |
CA2019073A1 (en) | 1990-12-19 |
US5036302A (en) | 1991-07-30 |
JPH0334702A (ja) | 1991-02-14 |
EP0404225A2 (en) | 1990-12-27 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FD | Application lapsed |
Owner name: N.V. PHILIPS GLOEILAMPENFABRIEKEN |