JPH021930U - - Google Patents

Info

Publication number
JPH021930U
JPH021930U JP8050288U JP8050288U JPH021930U JP H021930 U JPH021930 U JP H021930U JP 8050288 U JP8050288 U JP 8050288U JP 8050288 U JP8050288 U JP 8050288U JP H021930 U JPH021930 U JP H021930U
Authority
JP
Japan
Prior art keywords
frequency
frequency divider
multiplier
voltage controlled
controlled 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.)
Granted
Application number
JP8050288U
Other languages
Japanese (ja)
Other versions
JPH0727701Y2 (en
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP1988080502U priority Critical patent/JPH0727701Y2/en
Publication of JPH021930U publication Critical patent/JPH021930U/ja
Application granted granted Critical
Publication of JPH0727701Y2 publication Critical patent/JPH0727701Y2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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  • Transmitters (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Superheterodyne Receivers (AREA)

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は本考案の一実施例の構成図を示す。 １……基準周波数発振器、３……位相比較器、
４……ＬＰＦ、５……電圧制御発振器（ＶＣＯ）
、６……第２の分周器、７……逓倍器、８……第
１の分周器。 FIG. 1 shows a configuration diagram of an embodiment of the present invention. 1... Reference frequency oscillator, 3... Phase comparator,
4...LPF, 5...Voltage controlled oscillator (VCO)
, 6... second frequency divider, 7... multiplier, 8... first frequency divider.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 基準周波数発振器１、位相比較器３、ローパス
フイルタ４、電圧制御発振器５及び第１の分周器
８から成るＰＬＬを用いた周波数シンセサイザに
おいて、前記電圧制御発振器５と第１の分周器８
との間に第２の分周器６と逓倍器７とを設け、該
逓倍器７から周波数シンセサイザ出力を得るよう
に構成し、前記第２の分周器６の分周数を可変と
して広帯域の発振周波数出力を得ることを特徴と
する広帯域ＰＬＬ回路。 In a frequency synthesizer using a PLL consisting of a reference frequency oscillator 1, a phase comparator 3, a low-pass filter 4, a voltage controlled oscillator 5, and a first frequency divider 8, the voltage controlled oscillator 5 and the first frequency divider 8
A second frequency divider 6 and a multiplier 7 are provided between the two, and a frequency synthesizer output is obtained from the multiplier 7, and the frequency division number of the second frequency divider 6 is variable to provide a wide band. A wideband PLL circuit characterized in that it obtains an oscillation frequency output of .
JP1988080502U 1988-06-17 1988-06-17 Wideband PLL circuit Expired - Lifetime JPH0727701Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1988080502U JPH0727701Y2 (en) 1988-06-17 1988-06-17 Wideband PLL circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1988080502U JPH0727701Y2 (en) 1988-06-17 1988-06-17 Wideband PLL circuit

Publications (2)

Publication Number Publication Date
JPH021930U true JPH021930U (en) 1990-01-09
JPH0727701Y2 JPH0727701Y2 (en) 1995-06-21

Family

ID=31305327

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1988080502U Expired - Lifetime JPH0727701Y2 (en) 1988-06-17 1988-06-17 Wideband PLL circuit

Country Status (1)

Country Link
JP (1) JPH0727701Y2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009194613A (en) * 2008-02-14 2009-08-27 Panasonic Corp Synthesizer, receiver using the same, and electronic apparatus

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5027730U (en) * 1973-07-07 1975-03-31
JPS5676640A (en) * 1979-11-27 1981-06-24 Sanyo Electric Co Ltd Receiver of frequency synthesizer system
JPS5719603A (en) * 1980-07-11 1982-02-01 Hitachi Ltd Device for measuring corner
JPS5825724A (en) * 1981-07-24 1983-02-16 トムソン−セ−エスエフ Wide band frequency synthesizer

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5027730U (en) * 1973-07-07 1975-03-31
JPS5676640A (en) * 1979-11-27 1981-06-24 Sanyo Electric Co Ltd Receiver of frequency synthesizer system
JPS5719603A (en) * 1980-07-11 1982-02-01 Hitachi Ltd Device for measuring corner
JPS5825724A (en) * 1981-07-24 1983-02-16 トムソン−セ−エスエフ Wide band frequency synthesizer

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009194613A (en) * 2008-02-14 2009-08-27 Panasonic Corp Synthesizer, receiver using the same, and electronic apparatus

Also Published As

Publication number Publication date
JPH0727701Y2 (en) 1995-06-21

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