JP2004140510A5 - - Google Patents

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JP2004140510A5
JP2004140510A5 JP2002301897A JP2002301897A JP2004140510A5 JP 2004140510 A5 JP2004140510 A5 JP 2004140510A5 JP 2002301897 A JP2002301897 A JP 2002301897A JP 2002301897 A JP2002301897 A JP 2002301897A JP 2004140510 A5 JP2004140510 A5 JP 2004140510A5
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signal
circuit
radio wave
intermediate frequency
multiplication
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JP2004140510A (en
JP3876815B2 (en
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Priority claimed from JP2002301897A external-priority patent/JP3876815B2/en
Priority to JP2002301897A priority Critical patent/JP3876815B2/en
Priority to AT03756655T priority patent/ATE324703T1/en
Priority to AU2003301465A priority patent/AU2003301465A1/en
Priority to ES03756655T priority patent/ES2261966T3/en
Priority to DE60304887T priority patent/DE60304887T2/en
Priority to EP03756655A priority patent/EP1552606B1/en
Priority to CNB2003801062630A priority patent/CN100488040C/en
Priority to PCT/JP2003/013257 priority patent/WO2004036742A1/en
Priority to US10/831,642 priority patent/US7215937B2/en
Publication of JP2004140510A publication Critical patent/JP2004140510A/en
Publication of JP2004140510A5 publication Critical patent/JP2004140510A5/ja
Priority to US11/581,208 priority patent/US7587188B2/en
Priority to US11/581,205 priority patent/US7613441B2/en
Priority to US11/581,206 priority patent/US7650128B2/en
Publication of JP3876815B2 publication Critical patent/JP3876815B2/en
Application granted granted Critical
Priority to US12/424,474 priority patent/US7809341B2/en
Priority to US12/538,581 priority patent/US7835714B2/en
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電波信号を受信し、この受信した電波信号を電気信号に変換して出力する電波受信手段と、
所定周波数の信号を出力する発振手段と、
前記電波受信手段より出力された電気信号を前記発振手段より出力された信号と合成して、中間周波数信号に変換する周波数変換手段と、
この周波数変換手段によって変換された中間周波数信号から基準信号を生成する基準信号生成手段と、
前記中間周波数信号と前記基準信号とを乗算する第１乗算手段と、
前記中間周波数信号の位相を変化させて出力する第１位相調整手段と、
この第１位相調整手段より出力された信号と、前記基準信号とを乗算する第２乗算手段と、
この第２乗算手段により乗算された信号の位相を変化させて出力する第２位相調整手段と、
この第２位相調整手段より出力された信号と、前記第１乗算手段により乗算された信号とを加算する加算手段と、
を備えることを特徴とする電波受信装置。Radio wave receiving means for receiving a radio wave signal, converting the received radio wave signal into an electrical signal and outputting the electrical signal;
Oscillating means for outputting a signal of a predetermined frequency;
A frequency converting means for synthesizing the electrical signal output from the radio wave receiving means with the signal output from the oscillating means, and converting it into an intermediate frequency signal;
Reference signal generating means for generating a reference signal from the intermediate frequency signal converted by the frequency converting means;
First multiplication means for multiplying the intermediate frequency signal and the reference signal;
First phase adjusting means for changing and outputting the phase of the intermediate frequency signal;
Second multiplying means for multiplying the signal output from the first phase adjusting means by the reference signal;
Second phase adjustment means for changing and outputting the phase of the signal multiplied by the second multiplication means;
Adding means for adding the signal output from the second phase adjusting means and the signal multiplied by the first multiplying means;
A radio wave receiving apparatus comprising: 前記第１位相調整手段及び前記第２位相調整手段は、入力した信号の位相を９０度変化させて出力することを特徴とする請求項１に記載の電波受信装置。  The radio wave receiving apparatus according to claim 1, wherein the first phase adjusting unit and the second phase adjusting unit change the phase of the input signal by 90 degrees and output the signal. 電波信号を受信し、この受信した電波信号を電気信号に変換して出力する電波受信手段と、
所定周波数の信号を出力する発振手段と、
前記電波受信手段より出力された電気信号を前記発振手段より出力された信号と合成して、中間周波数信号に変換する周波数変換手段と、
この周波数変換手段によって変換された中間周波数信号からの基準信号を生成する基準信号生成手段と、
前記中間周波数信号と前記基準信号とを乗算する第１乗算手段と、
前記中間周波数信号を微分する第１微分手段と、
この第１微分手段により微分された信号と、前記基準信号とを乗算する第２乗算手段と、
この第２乗算手段により乗算された信号と、前記第１乗算手段により乗算された信号とを加算する第１加算手段と、
前記第１乗算手段により乗算された信号から、前記第２乗算手段により乗算された信号を減算する減算手段と、
この減算手段により減算された信号を微分する第２微分手段と、
この第２微分手段により微分された信号を増幅して出力する増幅手段と、
この増幅手段より出力された信号と、前記第１加算手段により加算された信号とを加算する第２加算手段と、
を備えることを特徴とする電波受信装置。Radio wave receiving means for receiving a radio wave signal, converting the received radio wave signal into an electrical signal and outputting the electrical signal;
Oscillating means for outputting a signal of a predetermined frequency;
A frequency converting means for synthesizing the electrical signal output from the radio wave receiving means with the signal output from the oscillating means, and converting it into an intermediate frequency signal;
Reference signal generating means for generating a reference signal from the intermediate frequency signal converted by the frequency converting means;
First multiplication means for multiplying the intermediate frequency signal and the reference signal;
First differentiation means for differentiating the intermediate frequency signal;
Second multiplying means for multiplying the signal differentiated by the first differentiating means and the reference signal;
First addition means for adding the signal multiplied by the second multiplication means and the signal multiplied by the first multiplication means;
Subtracting means for subtracting the signal multiplied by the second multiplying means from the signal multiplied by the first multiplying means;
Second differentiating means for differentiating the signal subtracted by the subtracting means;
Amplifying means for amplifying and outputting the signal differentiated by the second differentiating means;
Second addition means for adding the signal output from the amplification means and the signal added by the first addition means;
A radio wave receiving apparatus comprising: 電波信号を受信し、この受信した電波信号を電気信号に変換して出力する電波受信手段と、
所定周波数の信号を出力する発振手段と、
前記電波受信手段より出力された電気信号を前記発振手段より出力された信号と合成して、中間周波数信号に変換する周波数変換手段と、
この周波数変換手段によって変換された中間周波数信号から基準信号を生成する基準信号生成手段と、
前記中間周波数信号と前記基準信号とを乗算する第１乗算手段と、
前記基準信号の位相を変化させて出力する位相調整手段と、
この位相調整手段より出力された信号と、前記中間周波数信号の信号とを乗算する第２乗算手段と、
この第２乗算手段により乗算された信号と、前記第１乗算手段により乗算された信号とを加算する第１加算手段と、
前記第１乗算手段により乗算された信号から、前記第２乗算手段により乗算された信号を減算する減算手段と、
この減算手段により減算された信号を微分する微分手段と、
この微分手段により微分された信号を増幅して出力する増幅手段と、
この増幅手段より出力された信号と、前記第１加算手段により加算された信号とを加算する第２加算手段と、
を備えることを特徴とする電波受信装置。Radio wave receiving means for receiving a radio wave signal, converting the received radio wave signal into an electrical signal and outputting the electrical signal;
Oscillating means for outputting a signal of a predetermined frequency;
A frequency converting means for synthesizing the electrical signal output from the radio wave receiving means with the signal output from the oscillating means and converting it to an intermediate frequency signal;
A reference signal generating means for generating a reference signal from the intermediate frequency signal converted by the frequency converting means;
First multiplication means for multiplying the intermediate frequency signal and the reference signal;
Phase adjusting means for changing and outputting the phase of the reference signal;
Second multiplying means for multiplying the signal output from the phase adjusting means by the signal of the intermediate frequency signal;
First addition means for adding the signal multiplied by the second multiplication means and the signal multiplied by the first multiplication means;
Subtracting means for subtracting the signal multiplied by the second multiplying means from the signal multiplied by the first multiplying means;
Differentiating means for differentiating the signal subtracted by the subtracting means;
Amplifying means for amplifying and outputting the signal differentiated by the differentiating means;
Second addition means for adding the signal output from the amplification means and the signal added by the first addition means;
A radio wave receiving apparatus comprising: 電波信号を受信し、この受信した電波信号を電気信号に変換して出力する電波受信手段と、
所定周波数の信号を出力する発振手段と、
前記電波受信手段より出力された電気信号を前記発振手段より出力された信号と合成して、中間周波数信号に変換する周波数変換手段と、
この周波数変換手段によって変換された中間周波数信号から基準信号を生成する基準信号生成手段と、
前記中間周波数信号と前記基準信号とを乗算する第１乗算手段と、
前記基準信号を微分する微分手段と、
この微分手段により微分された信号と、前記中間周波数信号とを乗算する第２乗算手段と、
この第２乗算手段により乗算された信号の位相を変化させて出力する位相調整手段と、
この位相調整手段より出力した信号と、前記第１乗算手段により乗算された信号とを加算する加算手段と、
を備えることを特徴とする電波受信装置。Radio wave receiving means for receiving a radio wave signal, converting the received radio wave signal into an electrical signal and outputting the electrical signal;
Oscillating means for outputting a signal of a predetermined frequency;
A frequency converting means for synthesizing the electrical signal output from the radio wave receiving means with the signal output from the oscillating means, and converting it into an intermediate frequency signal;
Reference signal generating means for generating a reference signal from the intermediate frequency signal converted by the frequency converting means;
First multiplication means for multiplying the intermediate frequency signal and the reference signal;
Differentiating means for differentiating the reference signal;
Second multiplying means for multiplying the signal differentiated by the differentiating means and the intermediate frequency signal;
Phase adjusting means for changing and outputting the phase of the signal multiplied by the second multiplying means;
An adding means for adding the signal output from the phase adjusting means and the signal multiplied by the first multiplying means;
A radio wave receiving apparatus comprising: 前記位相調整手段は、入力した信号の位相を９０度変化させることを特徴とする請求項４又は５に記載の電波受信装置。  6. The radio wave receiving apparatus according to claim 4, wherein the phase adjusting unit changes the phase of the input signal by 90 degrees. 前記第１乗算手段及び第２乗算手段は、ローパスフィルタを備え、このローパスフィルタを介して乗算した信号を出力することを特徴とする請求項１〜６の何れか一項に記載の電波受信装置。The radio wave receiver according to any one of claims 1 to 6 , wherein each of the first multiplication unit and the second multiplication unit includes a low-pass filter and outputs a signal multiplied through the low-pass filter. . 請求項１〜７の何れか一項に記載の電波受信装置と、
この電波受信装置の受信手段から出力された電気信号に含まれる標準電波信号に基づいて時刻機能に必要なデータを含む標準タイムコードを生成するタイムコード変換手段と、
現在時刻を計数する時刻計数手段と、
前記タイムコード変換手段によって生成された標準タイムコードに基づいて前記時刻計数手段で計数される現在時刻データを修正する修正手段と、
を備えることを特徴とする電波時計。The radio wave receiver according to any one of claims 1 to 7 ,
A time code conversion means for generating a standard time code including data necessary for a time function based on a standard radio wave signal included in an electric signal output from the reception means of the radio wave receiver ;
Time counting means for counting the current time;
Correction means for correcting current time data counted by the time counting means based on the standard time code generated by the time code conversion means;
A radio-controlled timepiece characterized by comprising: 所定周波数の信号を出力する発振回路と、  An oscillation circuit that outputs a signal of a predetermined frequency;
受信された電波信号を前記発振回路より出力された信号と合成して、中間周波数信号に変換する周波数変換回路と、  A frequency conversion circuit that combines the received radio wave signal with the signal output from the oscillation circuit and converts it to an intermediate frequency signal;
この周波数変換回路によって変換された中間周波数信号から基準信号を生成する基準信号生成回路と、  A reference signal generation circuit that generates a reference signal from the intermediate frequency signal converted by the frequency conversion circuit;
前記中間周波数信号と前記基準信号とを乗算する第１乗算回路と、  A first multiplication circuit for multiplying the intermediate frequency signal and the reference signal;
前記中間周波数信号の位相を変化させて出力する第１位相調整回路と、  A first phase adjustment circuit for changing and outputting the phase of the intermediate frequency signal;
この第１位相調整回路より出力された信号と、前記基準信号とを乗算する第２乗算回路と、  A second multiplication circuit for multiplying the signal output from the first phase adjustment circuit by the reference signal;
この第２乗算回路により乗算された信号の位相を変化させて出力する第２位相調整回路と、  A second phase adjustment circuit for changing and outputting the phase of the signal multiplied by the second multiplication circuit;
この第２位相調整回路より出力された信号と、前記第１乗算回路により乗算された信号とを加算する加算回路と、  An addition circuit for adding the signal output from the second phase adjustment circuit and the signal multiplied by the first multiplication circuit;
を備えることを特徴とする電波受信回路。  A radio wave receiving circuit comprising: 前記第１位相調整回路及び前記第２位相調整回路は、入力した信号の位相を９０度変化させて出力することを特徴とする請求項９に記載の電波受信回路。  The radio wave receiving circuit according to claim 9, wherein the first phase adjustment circuit and the second phase adjustment circuit change the phase of the input signal by 90 degrees and output the signal. 所定周波数の信号を出力する発振回路と、  An oscillation circuit that outputs a signal of a predetermined frequency;
受信された電波信号を前記発振回路より出力された信号と合成して、中間周波数信号に変換する周波数変換回路と、  A frequency conversion circuit that combines the received radio wave signal with the signal output from the oscillation circuit and converts it to an intermediate frequency signal;
この周波数変換回路によって変換された中間周波数信号からの基準信号を生成する基準信号生成回路と、  A reference signal generation circuit that generates a reference signal from the intermediate frequency signal converted by the frequency conversion circuit;
前記中間周波数信号と前記基準信号とを乗算する第１乗算回路と、  A first multiplication circuit for multiplying the intermediate frequency signal and the reference signal;
前記中間周波数信号を微分する第１微分回路と、  A first differentiating circuit for differentiating the intermediate frequency signal;
この第１微分回路により微分された信号と、前記基準信号とを乗算する第２乗算回路と、  A second multiplication circuit that multiplies the signal differentiated by the first differentiation circuit and the reference signal;
この第２乗算回路により乗算された信号と、前記第１乗算回路により乗算された信号とを加算する第１加算回路と、  A first addition circuit for adding the signal multiplied by the second multiplication circuit and the signal multiplied by the first multiplication circuit;
前記第１乗算回路により乗算された信号から、前記第２乗算回路により乗算された信号を減算する減算回路と、  A subtraction circuit that subtracts the signal multiplied by the second multiplication circuit from the signal multiplied by the first multiplication circuit;
この減算回路により減算された信号を微分する第２微分回路と、  A second differentiating circuit for differentiating the signal subtracted by the subtracting circuit;
この第２微分回路により微分された信号を増幅して出力する増幅回路と、  An amplification circuit for amplifying and outputting the signal differentiated by the second differentiation circuit;
この増幅回路より出力された信号と、前記第１加算回路により加算された信号とを加算する第２加算回路と、  A second adder circuit for adding the signal output from the amplifier circuit and the signal added by the first adder circuit;
を備えることを特徴とする電波受信回路。  A radio wave receiving circuit comprising: 所定周波数の信号を出力する発振回路と、  An oscillation circuit that outputs a signal of a predetermined frequency;
受信された電波信号を前記発振回路より出力された信号と合成して、中間周波数信号に変換する周波数変換回路と、  A frequency conversion circuit that combines the received radio wave signal with the signal output from the oscillation circuit and converts it to an intermediate frequency signal;
この周波数変換回路によって変換された中間周波数信号から基準信号を生成する基準信号生成回路と、  A reference signal generation circuit that generates a reference signal from the intermediate frequency signal converted by the frequency conversion circuit;
前記中間周波数信号と前記基準信号とを乗算する第１乗算回路と、  A first multiplication circuit for multiplying the intermediate frequency signal and the reference signal;
前記基準信号の位相を変化させて出力する位相調整回路と、  A phase adjustment circuit for changing the phase of the reference signal and outputting it;
この位相調整回路より出力された信号と、前記中間周波数信号の信号とを乗算する第２乗算回路と、  A second multiplication circuit that multiplies the signal output from the phase adjustment circuit by the signal of the intermediate frequency signal;
この第２乗算回路により乗算された信号と、前記第１乗算回路により乗算された信号とを加算する第１加算回路と、  A first addition circuit for adding the signal multiplied by the second multiplication circuit and the signal multiplied by the first multiplication circuit;
前記第１乗算回路により乗算された信号から、前記第２乗算回路により乗算された信号を減算する減算回路と、  A subtraction circuit that subtracts the signal multiplied by the second multiplication circuit from the signal multiplied by the first multiplication circuit;
この減算回路により減算された信号を微分する微分回路と、  A differentiating circuit for differentiating the signal subtracted by the subtracting circuit;
この微分回路により微分された信号を増幅して出力する増幅回路と、  An amplification circuit for amplifying and outputting the signal differentiated by the differentiation circuit;
この増幅回路より出力された信号と、前記第１加算回路により加算された信号とを加算する第２加算回路と、  A second adder circuit for adding the signal output from the amplifier circuit and the signal added by the first adder circuit;
を備えることを特徴とする電波受信回路。  A radio wave receiving circuit comprising: 所定周波数の信号を出力する発振回路と、  An oscillation circuit that outputs a signal of a predetermined frequency;
受信された電波信号を前記発振回路より出力された信号と合成して、中間周波数信号に変換する周波数変換回路と、  A frequency conversion circuit that synthesizes the received radio wave signal with the signal output from the oscillation circuit and converts it to an intermediate frequency signal;
この周波数変換回路によって変換された中間周波数信号から基準信号を生成する基準信号生成回路と、  A reference signal generation circuit that generates a reference signal from the intermediate frequency signal converted by the frequency conversion circuit;
前記中間周波数信号と前記基準信号とを乗算する第１乗算回路と、  A first multiplication circuit for multiplying the intermediate frequency signal and the reference signal;
前記基準信号を微分する微分回路と、  A differentiating circuit for differentiating the reference signal;
この微分回路により微分された信号と、前記中間周波数信号とを乗算する第２乗算回路と、  A second multiplication circuit for multiplying the signal differentiated by the differentiation circuit and the intermediate frequency signal;
この第２乗算回路により乗算された信号の位相を変化させて出力する位相調整回路と、  A phase adjustment circuit for changing and outputting the phase of the signal multiplied by the second multiplication circuit;
この位相調整回路より出力した信号と、前記第１乗算回路により乗算された信号とを加算する加算回路と、  An addition circuit for adding the signal output from the phase adjustment circuit and the signal multiplied by the first multiplication circuit;
を備えることを特徴とする電波受信回路。  A radio wave receiving circuit comprising: 前記位相調整回路は、入力した信号の位相を９０度変化させることを特徴とする請求項１２又は１３に記載の電波受信回路。  The radio wave receiving circuit according to claim 12 or 13, wherein the phase adjustment circuit changes the phase of the input signal by 90 degrees. 前記第１乗算回路及び第２乗算回路は、ローパスフィルタを備え、このローパスフィルタを介して乗算した信号を出力することを特徴とする請求項９〜１４の何れか一項に記載の電波受信回路。  15. The radio wave receiving circuit according to claim 9, wherein each of the first multiplication circuit and the second multiplication circuit includes a low-pass filter and outputs a signal multiplied through the low-pass filter. .
JP2002301897A 2002-10-16 2002-10-16 Radio wave receiver, radio wave receiver circuit, radio wave clock Expired - Fee Related JP3876815B2 (en)

Priority Applications (14)

Application Number Priority Date Filing Date Title
JP2002301897A JP3876815B2 (en) 2002-10-16 2002-10-16 Radio wave receiver, radio wave receiver circuit, radio wave clock
AT03756655T ATE324703T1 (en) 2002-10-16 2003-10-16 RADIO WAVE RECEIVING DEVICE, RADIO WAVE CLOCK, AND REPEATER
AU2003301465A AU2003301465A1 (en) 2002-10-16 2003-10-16 Radio wave reception device, radio wave clock, and repeater
ES03756655T ES2261966T3 (en) 2002-10-16 2003-10-16 RADIO WAVE RECEPTION DEVICE, RADIO WAVE CLOCK AND REPEATER.
DE60304887T DE60304887T2 (en) 2002-10-16 2003-10-16 Radio wave receiving device, radio wave clock, and repeater
EP03756655A EP1552606B1 (en) 2002-10-16 2003-10-16 Radio wave reception device, radio wave clock, and repeater
CNB2003801062630A CN100488040C (en) 2002-10-16 2003-10-16 Radio wave reception device, radio wave clock, and repeater
PCT/JP2003/013257 WO2004036742A1 (en) 2002-10-16 2003-10-16 Radio wave reception device, radio wave clock, and repeater
US10/831,642 US7215937B2 (en) 2002-10-16 2004-04-23 Radio wave reception device, radio wave clock, and repeater
US11/581,208 US7587188B2 (en) 2002-10-16 2006-10-13 Radio wave reception device, radio wave clock, and repeater
US11/581,205 US7613441B2 (en) 2002-10-16 2006-10-13 Radio wave reception device and radio wave clock
US11/581,206 US7650128B2 (en) 2002-10-16 2006-10-13 Radio wave reception device, radio wave clock, and repeater
US12/424,474 US7809341B2 (en) 2002-10-16 2009-04-15 Radio wave reception device, radio wave clock, and repeater
US12/538,581 US7835714B2 (en) 2002-10-16 2009-08-10 Radio wave reception device, radio wave clock

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JP2004140510A5 true JP2004140510A5 (en) 2005-07-14
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JP2016092722A (en) * 2014-11-10 2016-05-23 株式会社豊田中央研究所 Signal processor and signal processing method
DE102018200763A1 (en) * 2018-01-18 2019-07-18 Robert Bosch Gmbh Apparatus and method for processing an input signal and radar apparatus

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