JPH0210631U - - Google Patents
Info
- Publication number
- JPH0210631U JPH0210631U JP8781388U JP8781388U JPH0210631U JP H0210631 U JPH0210631 U JP H0210631U JP 8781388 U JP8781388 U JP 8781388U JP 8781388 U JP8781388 U JP 8781388U JP H0210631 U JPH0210631 U JP H0210631U
- Authority
- JP
- Japan
- Prior art keywords
- scanning
- reception
- frequency
- receiving
- mode
- 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
- 230000035945 sensitivity Effects 0.000 claims 2
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Channel Selection Circuits, Automatic Tuning Circuits (AREA)
Description
第１図は本考案の一実施例のラジオ受信機１の
電気的構成を示すブロツク図、第２図は動作を説
明するためのフローチヤートである。
１……ラジオ受信機、２……アンテナ、３……
フロントエンド回路、４……中間周波・検波回路
、５……電力増幅器、６……スピーカ、７……処
理回路、８……操作部、９……表示装置、１３…
…ＳＥＥＫスイツチ、ＣＨ１〜ＣＨ５……プリセ
ツトスイツチ。
FIG. 1 is a block diagram showing the electrical configuration of a radio receiver 1 according to an embodiment of the present invention, and FIG. 2 is a flowchart for explaining the operation. 1... Radio receiver, 2... Antenna, 3...
Front end circuit, 4...Intermediate frequency/detection circuit, 5...Power amplifier, 6...Speaker, 7...Processing circuit, 8...Operation unit, 9...Display device, 13...
...SEEK switch, CH1-CH5...Preset switch.
Claims (1)
低い第２受信モードとに切換え、周波数走査スイ
ツチの操作に基づいて受信周波数を順次的に変化
して走査し、受信レベルが予め定める値以上とな
つたときに前記受信周波数の走査を少なくとも一
時的に停止するようにした電子同調回路を備える
受信機において、 前記第１受信モードで受信周波数の走査を行な
つている途中で、前記受信レベルが前記予め定め
る値以上となつて、一旦走査を停止した後に、前
記周波数走査スイツチの操作によつて引続き前記
第１受信モードで受信周波数の走査を行なうこと
を特徴とする電子同調回路を備える受信機。[Claims for Utility Model Registration] Switching between a first receiving mode with high receiving sensitivity and a second receiving mode with low receiving sensitivity, scanning by sequentially changing the receiving frequency based on the operation of a frequency scanning switch, In a receiver comprising an electronic tuning circuit configured to at least temporarily stop scanning of the reception frequency when the reception level exceeds a predetermined value, scanning the reception frequency in the first reception mode; In the middle of the process, the reception level becomes equal to or higher than the predetermined value and scanning is temporarily stopped, and then scanning of reception frequencies is continued in the first reception mode by operating the frequency scanning switch. receiver with an electronic tuning circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8781388U JPH0210631U (en) | 1988-06-30 | 1988-06-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8781388U JPH0210631U (en) | 1988-06-30 | 1988-06-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0210631U true JPH0210631U (en) | 1990-01-23 |
Family
ID=31312409
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8781388U Pending JPH0210631U (en) | 1988-06-30 | 1988-06-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0210631U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61283215A (en) * | 1985-06-10 | 1986-12-13 | Fujitsu Ten Ltd | Automatic sensitivity switching system for radio receiver |
-
1988
- 1988-06-30 JP JP8781388U patent/JPH0210631U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61283215A (en) * | 1985-06-10 | 1986-12-13 | Fujitsu Ten Ltd | Automatic sensitivity switching system for radio receiver |
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