JPH0216631U - - Google Patents
Info
- Publication number
- JPH0216631U JPH0216631U JP9576388U JP9576388U JPH0216631U JP H0216631 U JPH0216631 U JP H0216631U JP 9576388 U JP9576388 U JP 9576388U JP 9576388 U JP9576388 U JP 9576388U JP H0216631 U JPH0216631 U JP H0216631U
- Authority
- JP
- Japan
- Prior art keywords
- receiving
- switching
- received signal
- radio wave
- waves radiated
- 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 1
Landscapes
- Toys (AREA)
- Circuits Of Receivers In General (AREA)
- Mobile Radio Communication Systems (AREA)
Description
第１図は本考案の一実施例による移動体電波受
信装置のブロツク図である。
１０……ラジコンカー、１２……送信空中線、
１４……サーキツトコース、２０Ａ，２０Ｂ……
受信空中線、２２Ａ，２２Ｂ……高周波増幅器、
２４……高周波切換器、２６……スーパーヘテロ
ダイン受信機、２８……高周波増幅器、３０……
周波数混合器、３２……局部発振器、３４……中
間周波数増幅器、３６……検波器、３８……増幅
器、４０……増幅器、４２……比較器、４４……
可変基準電源、４６……切換制御部。
FIG. 1 is a block diagram of a mobile radio wave receiving apparatus according to an embodiment of the present invention. 10... Radio controlled car, 12... Transmitting antenna,
14...Circuit course, 20A, 20B...
Receiving antenna, 22A, 22B...high frequency amplifier,
24...High frequency switcher, 26...Superheterodyne receiver, 28...High frequency amplifier, 30...
Frequency mixer, 32...Local oscillator, 34...Intermediate frequency amplifier, 36...Detector, 38...Amplifier, 40...Amplifier, 42...Comparator, 44...
Variable reference power supply, 46... switching control section.
Claims (1)
波受信装置において、 所定距離離れた位置に設けられ、前記移動体か
ら輻射される電波を受信する複数の受信空中線と
、 前記複数の受信空中線中のいずれかひとつの受
信空中線に切換える切換手段と、 前記切換器により切換えられた受信空中線から
の受信信号を検波して増幅する受信手段と、 前記受信信号に基づいた比較信号を所定の基準
値と比較する比較手段と、 前記比較手段により前記比較信号が前記基準値
より小さいと判断された場合、現在切換えられて
いる受信空中線から他の受信空中線に切換えるよ
うに、前記切換手段を制御する切換制御手段と を備えたことを特徴とする移動体電波受信装置
。[Claims for Utility Model Registration] A mobile radio wave receiving device that receives radio waves radiated from a moving body, comprising a plurality of receiving antennas installed at a predetermined distance apart and receiving radio waves radiated from the mobile body. , a switching means for switching to any one of the plurality of receiving antennas, a receiving means for detecting and amplifying a received signal from the receiving antenna switched by the switching device, and a comparison based on the received signal. a comparison means for comparing the signal with a predetermined reference value; A mobile radio wave receiving device comprising: switching control means for controlling the switching means.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9576388U JPH0216631U (en) | 1988-07-20 | 1988-07-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9576388U JPH0216631U (en) | 1988-07-20 | 1988-07-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0216631U true JPH0216631U (en) | 1990-02-02 |
Family
ID=31320475
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9576388U Pending JPH0216631U (en) | 1988-07-20 | 1988-07-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0216631U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5953733A (en) * | 1982-09-20 | 1984-03-28 | 藤井繊維株式会社 | Production of bulky silk yarn having extensibility |
-
1988
- 1988-07-20 JP JP9576388U patent/JPH0216631U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5953733A (en) * | 1982-09-20 | 1984-03-28 | 藤井繊維株式会社 | Production of bulky silk yarn having extensibility |
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