JPH0312542U - - Google Patents
Info
- Publication number
- JPH0312542U JPH0312542U JP7288489U JP7288489U JPH0312542U JP H0312542 U JPH0312542 U JP H0312542U JP 7288489 U JP7288489 U JP 7288489U JP 7288489 U JP7288489 U JP 7288489U JP H0312542 U JPH0312542 U JP H0312542U
- Authority
- JP
- Japan
- Prior art keywords
- receiving
- traffic information
- electric field
- field strength
- receiving circuit
- 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
- 230000005684 electric field Effects 0.000 claims 4
- 238000001514 detection method Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
- Circuits Of Receivers In General (AREA)
Description
第１図は本考案の一実施例の受信機１の電気的
構成を示すブロツク図、第２図は交通情報専用受
信部２１の選択度特性を示すグラフ、第３図はラ
ジオ放送受信部３の交通情報受信時の選択度特性
を示すグラフ、第４図は交通情報の受信動作を説
明するためのフローチヤートである。
１……受信機、２……アンテナ、３……ラジオ
放送受信部、１０……スピーカ、１１……フエイ
ズロツクループ回路、１２……同調制御回路、２
１……交通情報専用受信部、２３，２４……シグ
ナルメータ。
FIG. 1 is a block diagram showing the electrical configuration of a receiver 1 according to an embodiment of the present invention, FIG. 2 is a graph showing the selectivity characteristics of the traffic information receiver 21, and FIG. 3 is a radio broadcast receiver 3. FIG. 4 is a flowchart for explaining the traffic information receiving operation. DESCRIPTION OF SYMBOLS 1... Receiver, 2... Antenna, 3... Radio broadcast receiving section, 10... Speaker, 11... Phase lock loop circuit, 12... Tuning control circuit, 2
1...Traffic information dedicated reception unit, 23, 24...Signal meter.
Claims (1)
情報を、同時に同調して受信する第１受信回路と
、 各周波数の交通情報を選択的に同調して受信し
、その受信周波数が可変である第２受信回路と、 前記第１受信回路の出力に応答し、その受信電
界強度が予め定める値以上となつたことを検出す
る受信電界強度検出手段と、 受信電界強度検出手段の出力に応答し、前記第
２受信回路によつて、前記各周波数のうち、受信
電界強度が大きい方の周波数を選択して交通情報
を受信する手段とを含むことを特徴とする交通情
報受信可能な受信機。[Claims for Utility Model Registration] A first receiving circuit that simultaneously synchronizes and receives each traffic information transmitted on a plurality of mutually different frequencies, and selectively synchronizes and receives traffic information of each frequency, a second receiving circuit whose receiving frequency is variable; a receiving electric field strength detection means that responds to the output of the first receiving circuit and detects that the received electric field strength has exceeded a predetermined value; and received electric field strength. traffic information, comprising: means for receiving traffic information by selecting, by the second receiving circuit, a frequency with a larger received electric field strength among the respective frequencies in response to the output of the detecting means; A receiver capable of receiving information.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7288489U JPH0312542U (en) | 1989-06-20 | 1989-06-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7288489U JPH0312542U (en) | 1989-06-20 | 1989-06-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0312542U true JPH0312542U (en) | 1991-02-07 |
Family
ID=31611220
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7288489U Pending JPH0312542U (en) | 1989-06-20 | 1989-06-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0312542U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002009646A (en) * | 2000-05-04 | 2002-01-11 | Sagem Sa | Multi-band narrow frequency band wireless receiver for automobile data |
-
1989
- 1989-06-20 JP JP7288489U patent/JPH0312542U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002009646A (en) * | 2000-05-04 | 2002-01-11 | Sagem Sa | Multi-band narrow frequency band wireless receiver for automobile data |
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