JPS63152324U - - Google Patents
Info
- Publication number
- JPS63152324U JPS63152324U JP4489887U JP4489887U JPS63152324U JP S63152324 U JPS63152324 U JP S63152324U JP 4489887 U JP4489887 U JP 4489887U JP 4489887 U JP4489887 U JP 4489887U JP S63152324 U JPS63152324 U JP S63152324U
- Authority
- JP
- Japan
- Prior art keywords
- receiver
- local oscillation
- oscillation signal
- phase
- state
- 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
- 230000001360 synchronised effect Effects 0.000 claims description 6
- 230000010355 oscillation Effects 0.000 claims 3
- 238000010586 diagram Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
Description
第１図は本考案の一実施例の系統図、第２図は
従来のダイバシチ受信装置の系統図である。
Ｒｘ―Ａ，Ｒｘ―Ｂ，Ｒｘ―Ａ′，Ｒｘ―Ｂ′
……位相同期型受信機、Ｃ……信号合成器、１ａ
，１ｂ……信号入力端子、２ａ，２ｂ……混合器
、３ａ，３ｂ……利得制御型中間周波増幅器、４
ａ，４ｂ……位相同期検波器、５ａ，５ｂ……基
準信号発生器、６ａ，６ｂ……電圧制御型局部信
号発振器、７ａ，７ｂ……可変電圧発生器、８ａ
，８ｂ……位相同期状態判定回路、９ａ，９ｂ…
…振幅同期検波器、１０ａ，１０ｂ……π／２移
相器、１１……信号合成出力端子、１２ａ，１２
ｂ……周波数／電圧変換器、ＲＬ１ａ，ＲＬ１ｂ
……切換器（自受信機の同期状態判定により制御
される）、ＲＬ２ａ，ＲＬ２ｂ……切換器（相手
側受信機の同期状態判定により制御される）。
FIG. 1 is a system diagram of an embodiment of the present invention, and FIG. 2 is a system diagram of a conventional diversity receiving device. Rx-A, Rx-B, Rx-A', Rx-B'
...Phase synchronized receiver, C...Signal synthesizer, 1a
, 1b...signal input terminal, 2a, 2b...mixer, 3a, 3b...gain control type intermediate frequency amplifier, 4
a, 4b... Phase synchronized detector, 5a, 5b... Reference signal generator, 6a, 6b... Voltage controlled local signal oscillator, 7a, 7b... Variable voltage generator, 8a
, 8b... Phase synchronization state determination circuit, 9a, 9b...
...Amplitude synchronous detector, 10a, 10b...π/2 phase shifter, 11...Signal synthesis output terminal, 12a, 12
b...Frequency/voltage converter, RL1a, RL1b
...Switching device (controlled by determining the synchronization state of the own receiver), RL2a, RL2b...Switching device (controlled by determining the synchronization state of the other receiver).
Claims (1)
信号に追随して変化させる２つの位相同期型受信
機と、これら両受信機の出力信号を合成する合成
器とから成るダイバシチ受信装置において、一方
の前記受信機が非同期状態になり他方の前記受信
機が同期状態にあるときは、前記非同期状態受信
機は局部発振信号として前記同期状態受信機の局
部発振信号を用いて同期状態に入ることを特徴と
するダイバシチ受信装置。 In a diversity receiving device comprising two phase-locked receivers that change the frequency of a local oscillation signal following a received signal in a phase-locked loop, and a synthesizer that combines the output signals of both receivers, one of the When a receiver is in an asynchronous state and the other receiver is in a synchronous state, the asynchronous state receiver enters a synchronous state using a local oscillation signal of the synchronous state receiver as a local oscillation signal. Diversity receiving device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4489887U JPS63152324U (en) | 1987-03-25 | 1987-03-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4489887U JPS63152324U (en) | 1987-03-25 | 1987-03-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63152324U true JPS63152324U (en) | 1988-10-06 |
Family
ID=30863142
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4489887U Pending JPS63152324U (en) | 1987-03-25 | 1987-03-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63152324U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56125122A (en) * | 1980-03-07 | 1981-10-01 | Radio Res Lab | Diversity reception system |
-
1987
- 1987-03-25 JP JP4489887U patent/JPS63152324U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56125122A (en) * | 1980-03-07 | 1981-10-01 | Radio Res Lab | Diversity reception system |
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