JPH01107231U - - Google Patents
Info
- Publication number
- JPH01107231U JPH01107231U JP100988U JP100988U JPH01107231U JP H01107231 U JPH01107231 U JP H01107231U JP 100988 U JP100988 U JP 100988U JP 100988 U JP100988 U JP 100988U JP H01107231 U JPH01107231 U JP H01107231U
- Authority
- JP
- Japan
- Prior art keywords
- broadcast
- signal strength
- signal
- storing
- detecting
- 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
Landscapes
- Circuits Of Receivers In General (AREA)
Description
第１図は本考案の一実施例図、第２図は他の実
施例図である。
１……ＡＭアンテナ、２……ＡＭフロントエン
ド、３……ＲＦ、４……ＭＩＸ ＯＳＣ、５……
ＡＭ ＩＦ増幅器、６……ＡＭ検波器、７……増
幅器、８……スピーカ、９……ＡＧＣＣ信号、１
０……ＶＣＯＬ信号、１１……ＡＭＩＦ信号、１
２……信号強度信号、１３……電子同調回路、１
４……信号強度検出器、１５……レベル・メータ
、１６……チヤンネル入力、１７……チヤンネル
出力、１８……信号強度信号、１９……信号強度
信号、２０……信号強度比較判断回路、２１……
信号強度記憶器、２２……アドレス信号、２３…
…信号強度信号、２４……ＡＭアンテナ、２５…
…ＡＭフロントエンド、２６……ＲＦ、２７……
ＭＩＸ ＯＳＣ、２８……ＡＭ ＩＦ増幅器、２
９……ＡＭ検波器、３０……増幅器、３１……ス
ピーカ、３２……ＡＧＣＣ信号、３３……ＶＣＯ
Ｌ信号、３４……ＡＭ ＩＦ信号、３５……信号
強度信号、３６……デジタル・チユーニング・シ
ステムＬＳＩ。
FIG. 1 shows one embodiment of the present invention, and FIG. 2 shows another embodiment. 1...AM antenna, 2...AM front end, 3...RF, 4...MIX OSC, 5...
AM IF amplifier, 6...AM detector, 7...Amplifier, 8...Speaker, 9...AGCC signal, 1
0...VCOL signal, 11...AMIF signal, 1
2...Signal strength signal, 13...Electronic tuning circuit, 1
4... Signal strength detector, 15... Level meter, 16... Channel input, 17... Channel output, 18... Signal strength signal, 19... Signal strength signal, 20... Signal strength comparison judgment circuit, 21...
Signal strength memory, 22...Address signal, 23...
...Signal strength signal, 24...AM antenna, 25...
...AM front end, 26...RF, 27...
MIX OSC, 28...AM IF amplifier, 2
9...AM detector, 30...Amplifier, 31...Speaker, 32...AGCC signal, 33...VCO
L signal, 34...AM IF signal, 35...signal strength signal, 36...digital tuning system LSI.
Claims (1)
放送されている場合、これを単一受信機で受信す
る際に、各放送周波数毎の信号強度を検出し記憶
する手段と、記憶された信号強度を比較し最大信
号強度の放送周波数を選択して出力する手段とを
備える短波ラジオ用選局装置。 When the same broadcast program is broadcast on multiple broadcast frequencies at the same time, a means for detecting and storing the signal strength for each broadcast frequency when receiving it with a single receiver, and a means for detecting and storing the signal strength for each broadcast frequency. and a means for comparing and outputting a broadcast frequency having the maximum signal strength.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP100988U JPH01107231U (en) | 1988-01-08 | 1988-01-08 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP100988U JPH01107231U (en) | 1988-01-08 | 1988-01-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01107231U true JPH01107231U (en) | 1989-07-19 |
Family
ID=31200521
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP100988U Pending JPH01107231U (en) | 1988-01-08 | 1988-01-08 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01107231U (en) |
-
1988
- 1988-01-08 JP JP100988U patent/JPH01107231U/ja active Pending
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