JPH02128438U - - Google Patents
Info
- Publication number
- JPH02128438U JPH02128438U JP1989037623U JP3762389U JPH02128438U JP H02128438 U JPH02128438 U JP H02128438U JP 1989037623 U JP1989037623 U JP 1989037623U JP 3762389 U JP3762389 U JP 3762389U JP H02128438 U JPH02128438 U JP H02128438U
- Authority
- JP
- Japan
- Prior art keywords
- band
- frequency
- signal
- television signal
- cable television
- 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
- 238000006243 chemical reaction Methods 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Superheterodyne Receivers (AREA)
Description
第１図はこの考案の一実施例によるオールバン
ドチユーナの構成を示すブロツク図、第２図は従
来のオールバンドチユーナの構成例を示すブロツ
ク図である。
１６……第１周波数変換回路、１７……第２周
波数変換回路。
FIG. 1 is a block diagram showing the configuration of an all-band tuner according to an embodiment of this invention, and FIG. 2 is a block diagram showing an example of the configuration of a conventional all-band tuner. 16...first frequency conversion circuit, 17...second frequency conversion circuit.
Claims (1)
テレビジヨン信号と同一周波数帯域のＶＨＦ帯お
よびＵＨＦ帯のテレビジヨン信号を中間周波信号
に変換する第１周波数変換回路と、前記ケーブル
テレビジヨン信号の周波数帯域を越えたＵＨＦ帯
のテレビジヨン信号を中間周波信号に変換する第
２周波数変換回路とを具備することを特徴とする
オールバンドチユーナ。 a first frequency conversion circuit that converts a cable television signal and television signals in the VHF band and UHF band in the same frequency band as the cable television signal into intermediate frequency signals; and a UHF signal in the frequency band exceeding the frequency band of the cable television signal. An all-band tuner comprising: a second frequency conversion circuit that converts a band television signal into an intermediate frequency signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989037623U JPH02128438U (en) | 1989-03-31 | 1989-03-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989037623U JPH02128438U (en) | 1989-03-31 | 1989-03-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02128438U true JPH02128438U (en) | 1990-10-23 |
Family
ID=31544903
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989037623U Pending JPH02128438U (en) | 1989-03-31 | 1989-03-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02128438U (en) |
-
1989
- 1989-03-31 JP JP1989037623U patent/JPH02128438U/ja active Pending