JPS604048U - antenna for tv - Google Patents
antenna for tvInfo
- Publication number
- JPS604048U JPS604048U JP9397483U JP9397483U JPS604048U JP S604048 U JPS604048 U JP S604048U JP 9397483 U JP9397483 U JP 9397483U JP 9397483 U JP9397483 U JP 9397483U JP S604048 U JPS604048 U JP S604048U
- Authority
- JP
- Japan
- Prior art keywords
- antenna
- output
- television
- radiator
- amplifier
- 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.)
- Granted
Links
Landscapes
- Variable-Direction Aerials And Aerial Arrays (AREA)
- Noise Elimination (AREA)
- Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第1図はこの考案の一実施例の外観斜視図である。第2
図は第1図に含まれるアンプ部の概略ブロック図である
。第3図は第2図に示すアンプ部の帯域特性示す図であ
る。第4図は第2図に示すアンプ33の具体的な電気回
路図である。第5図はこの考案のその他の実施例を示す
概略ブロック図である。 ′
図において、1はアンテナ、3はアンプ部、32はバン
ドパスフィルタ、33は増幅器、37は帯域除去フィル
タ、35はネットワーク、38は混合器を示す。FIG. 1 is an external perspective view of one embodiment of this invention. Second
This figure is a schematic block diagram of the amplifier section included in FIG. 1. FIG. 3 is a diagram showing the band characteristics of the amplifier section shown in FIG. 2. FIG. 4 is a specific electrical circuit diagram of the amplifier 33 shown in FIG. 2. FIG. 5 is a schematic block diagram showing another embodiment of this invention. ' In the figure, 1 is an antenna, 3 is an amplifier section, 32 is a band-pass filter, 33 is an amplifier, 37 is a band-rejection filter, 35 is a network, and 38 is a mixer.
Claims (3)
テレビ用アンテナであって、 少なくとも放射器を含む単一指向性のアンテナ、および 前記放射器に近接して設けられかつその入力が前記放射
器に接続されて希望するUHF放送周波数帯域の放送電
波を抽出するための帯域フィルタと、前記帯域フィルタ
の出力を受けて、その同調周波数が前記希望する周波数
に設定可能な増幅器とを備えた、テレビ用アンテナ。(1) A television antenna for receiving radio waves of UHF television broadcasting, the antenna being a unidirectional antenna that includes at least a radiator, and that is provided close to the radiator and whose input is connected to the radiator. A television, comprising: a bandpass filter connected to the filter for extracting broadcast waves in a desired UHF broadcast frequency band; and an amplifier whose tuning frequency can be set to the desired frequency upon receiving the output of the bandpass filter. antenna.
放送の電波を受信するためのVHF用アンテナからの出
力とを合成する合成回路を含む、実用新案登録請求の範
囲第1・項記載のテレビ用アンテナ。(2) The television according to claim 1, further comprising a synthesis circuit for synthesizing the output of the amplifier and the output from a VHF antenna for receiving radio waves of VHF television broadcasting. antenna.
のUHF放送電波を受信するアンテナからの出力を受け
る端子と、 前記端子に入力された信号から前記希望するUHF放送
周波数帯域の信号成分を除去する帯域除去フィルタと、 前記帯域除去フィルタの出力と前記増幅器の出力とを混
合する混合回路とを含む、実用新案登録請求の範囲第1
項記載のテレビ用アンテナ。(3) Furthermore, a terminal that receives an output from an antenna that receives UHF broadcast radio waves other than the desired UHF broadcast frequency, and a band that removes signal components of the desired UHF broadcast frequency band from the signal input to the terminal. Utility model registration claim 1, comprising: a rejection filter; and a mixing circuit that mixes the output of the band rejection filter and the output of the amplifier.
TV antenna as described in section.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9397483U JPS604048U (en) | 1983-06-17 | 1983-06-17 | antenna for tv |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9397483U JPS604048U (en) | 1983-06-17 | 1983-06-17 | antenna for tv |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS604048U true JPS604048U (en) | 1985-01-12 |
JPH021970Y2 JPH021970Y2 (en) | 1990-01-18 |
Family
ID=30225184
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP9397483U Granted JPS604048U (en) | 1983-06-17 | 1983-06-17 | antenna for tv |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS604048U (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH03102164A (en) * | 1989-09-16 | 1991-04-26 | Takahashi Kogyo Kk | Cooling or freezing device |
JP2014176018A (en) * | 2013-03-12 | 2014-09-22 | Nippon Telegraph & Telephone West Corp | Band control device and band control method |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5723951U (en) * | 1980-07-17 | 1982-02-06 |
-
1983
- 1983-06-17 JP JP9397483U patent/JPS604048U/en active Granted
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5723951U (en) * | 1980-07-17 | 1982-02-06 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH03102164A (en) * | 1989-09-16 | 1991-04-26 | Takahashi Kogyo Kk | Cooling or freezing device |
JP2014176018A (en) * | 2013-03-12 | 2014-09-22 | Nippon Telegraph & Telephone West Corp | Band control device and band control method |
Also Published As
Publication number | Publication date |
---|---|
JPH021970Y2 (en) | 1990-01-18 |
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