JPS6082847U - synthesizer radio - Google Patents
synthesizer radioInfo
- Publication number
- JPS6082847U JPS6082847U JP17478983U JP17478983U JPS6082847U JP S6082847 U JPS6082847 U JP S6082847U JP 17478983 U JP17478983 U JP 17478983U JP 17478983 U JP17478983 U JP 17478983U JP S6082847 U JPS6082847 U JP S6082847U
- Authority
- JP
- Japan
- Prior art keywords
- frequency
- pll circuit
- frequency divider
- phase comparator
- crystal oscillator
- 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
- Transmitters (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第1図は従来のシンセサイザ無線機の送信部の一例を示
す概略ブロック図、第2図は本考案に係るシンセサイザ
無線機の一実施例を示す第1図相当の概略ブロック図で
ある。
1・・・水晶発振器、2・・・分周器、3・・・PLL
回路、4・・・位相比較器、5・・・ループフィルタ、
6・・・t[圧制御発振器、7・・・可変分周器、8・
・・電力増幅器、9・・・アンテナスイッチ、10・・
・アンテナ、20・・・電圧制御形水晶発振器、21・
・・変調信号入力端子。FIG. 1 is a schematic block diagram showing an example of a transmitting section of a conventional synthesizer radio, and FIG. 2 is a schematic block diagram corresponding to FIG. 1 showing an embodiment of a synthesizer radio according to the present invention. 1... Crystal oscillator, 2... Frequency divider, 3... PLL
Circuit, 4... Phase comparator, 5... Loop filter,
6...t [pressure controlled oscillator, 7...variable frequency divider, 8...
...Power amplifier, 9...Antenna switch, 10...
・Antenna, 20... Voltage controlled crystal oscillator, 21.
...Modulation signal input terminal.
Claims (1)
する分周器と、該分周器で分周して得られる出力を入力
とし、その入力周波数に同期するように帰還ループが構
成された位相比較器、ループフィルタ、電圧制御発振器
および可変分周器からなるPLL回路とを備え、前記電
圧制御形水晶発振器の発振周波数を変調信号で周波数変
調することにより、その被変調波を前記分周器を通して
前記PLL回路の位相比較器に基準信号として入力せし
め該PLL回路の電圧制御発振器から得られる被変調波
を送信するようにしたことを特徴とするシンセサイザ無
線機。A feedback loop is configured to take as input a voltage-controlled crystal oscillator, a frequency divider that divides the output of this crystal oscillator, and the output obtained by dividing the frequency with the frequency divider, and to synchronize with the input frequency. a PLL circuit consisting of a phase comparator, a loop filter, a voltage controlled oscillator, and a variable frequency divider; A synthesizer radio device characterized in that a modulated wave obtained from a voltage controlled oscillator of the PLL circuit is transmitted by inputting it as a reference signal to a phase comparator of the PLL circuit through a frequency generator.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP17478983U JPS6082847U (en) | 1983-11-14 | 1983-11-14 | synthesizer radio |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP17478983U JPS6082847U (en) | 1983-11-14 | 1983-11-14 | synthesizer radio |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS6082847U true JPS6082847U (en) | 1985-06-08 |
Family
ID=30380435
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP17478983U Pending JPS6082847U (en) | 1983-11-14 | 1983-11-14 | synthesizer radio |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6082847U (en) |
-
1983
- 1983-11-14 JP JP17478983U patent/JPS6082847U/en active Pending
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