JPS6217281U - - Google Patents
Info
- Publication number
- JPS6217281U JPS6217281U JP10729385U JP10729385U JPS6217281U JP S6217281 U JPS6217281 U JP S6217281U JP 10729385 U JP10729385 U JP 10729385U JP 10729385 U JP10729385 U JP 10729385U JP S6217281 U JPS6217281 U JP S6217281U
- Authority
- JP
- Japan
- Prior art keywords
- intermediate frequency
- audio intermediate
- frequency band
- filter
- band filter
- 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.)
- Pending
Links
- 238000010586 diagram Methods 0.000 description 6
- 238000001228 spectrum Methods 0.000 description 1
Landscapes
- Television Receiver Circuits (AREA)
Description
第１図は本考案の音声中間周波帯域フイルタを
用いた信号処理系の概略ブロツク図、第２図は同
音声中間周波帯域フイルタの具体的回路図、第３
図ａは従来の帯域フイルタの帯域特性を示す図、
第３図ｂ〜ｆは各種テレビジヨン方式の信号に対
応して変化させた本考案の音声中間周波帯域フイ
ルタの帯域特性を示す図、第４図は従来の音声中
間周波帯域フイルタを用いた信号処理系の概略ブ
ロツク図、第５図は各信号の周波数スペクトラム
を例示する図である。
１…フイルタ回路、２…帯域制御回路。
Fig. 1 is a schematic block diagram of a signal processing system using the audio intermediate frequency band filter of the present invention, Fig. 2 is a specific circuit diagram of the audio intermediate frequency band filter, and Fig. 3
Figure a shows the band characteristics of a conventional band filter.
Figures 3b to 3f are diagrams showing the band characteristics of the audio intermediate frequency band filter of the present invention, which are changed in response to signals of various television systems, and Figure 4 is a diagram showing signals using the conventional audio intermediate frequency band filter. FIG. 5 is a schematic block diagram of the processing system, and is a diagram illustrating the frequency spectrum of each signal. 1... Filter circuit, 2... Bandwidth control circuit.
Claims (1)
る多方式テレビジヨン受像機において、 音声中間周波帯域フイルタのフイルタ定数が可
変になされ、音声中間周波搬送波を個別的もしく
は分割的に選択して取り出すようになされたこと
を特徴とする多方式テレビジヨン受像機の音声中
間周波帯域フイルタ。[Claim for Utility Model Registration] In a multi-system television receiver that receives television broadcasts of various television systems, the filter constant of the audio intermediate frequency band filter is made variable, and the audio intermediate frequency carrier wave is individually or divided. 1. An audio intermediate frequency band filter for a multi-system television receiver, characterized in that the audio intermediate frequency band filter is adapted to selectively extract the signals from the filter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10729385U JPS6217281U (en) | 1985-07-12 | 1985-07-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10729385U JPS6217281U (en) | 1985-07-12 | 1985-07-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6217281U true JPS6217281U (en) | 1987-02-02 |
Family
ID=30983441
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10729385U Pending JPS6217281U (en) | 1985-07-12 | 1985-07-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6217281U (en) |
-
1985
- 1985-07-12 JP JP10729385U patent/JPS6217281U/ja active Pending
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