JP7032459B2 - 低雑音発振器振幅調整器 - Google Patents
低雑音発振器振幅調整器 Download PDFInfo
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- JP7032459B2 JP7032459B2 JP2020010980A JP2020010980A JP7032459B2 JP 7032459 B2 JP7032459 B2 JP 7032459B2 JP 2020010980 A JP2020010980 A JP 2020010980A JP 2020010980 A JP2020010980 A JP 2020010980A JP 7032459 B2 JP7032459 B2 JP 7032459B2
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- 230000004044 response Effects 0.000 claims description 20
- 238000004891 communication Methods 0.000 claims description 17
- 238000000034 method Methods 0.000 claims description 12
- 230000005540 biological transmission Effects 0.000 claims description 4
- 230000008859 change Effects 0.000 claims description 3
- 238000004088 simulation Methods 0.000 description 9
- 238000010586 diagram Methods 0.000 description 5
- 230000009467 reduction Effects 0.000 description 5
- 230000008901 benefit Effects 0.000 description 4
- 239000013078 crystal Substances 0.000 description 4
- 230000003071 parasitic effect Effects 0.000 description 3
- 238000010897 surface acoustic wave method Methods 0.000 description 3
- 238000004590 computer program Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000009021 linear effect Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011438 discrete method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000000116 mitigating effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- 230000009022 nonlinear effect Effects 0.000 description 1
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Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
- H03B5/00—Generation of oscillations using amplifier with regenerative feedback from output to input
- H03B5/08—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance
- H03B5/12—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
- H03B5/00—Generation of oscillations using amplifier with regenerative feedback from output to input
- H03B5/08—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance
- H03B5/12—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device
- H03B5/1237—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device comprising means for varying the frequency of the generator
- H03B5/1275—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device comprising means for varying the frequency of the generator having further means for varying a parameter in dependence on the frequency
- H03B5/1278—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device comprising means for varying the frequency of the generator having further means for varying a parameter in dependence on the frequency the parameter being an amplitude of a signal, e.g. maintaining a constant output amplitude over the frequency range
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
- H03L5/00—Automatic control of voltage, current, or power
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
- H03B2201/00—Aspects of oscillators relating to varying the frequency of the oscillations
- H03B2201/03—Varying beside the frequency also another parameter of the oscillator in dependence on the frequency
- H03B2201/031—Varying beside the frequency also another parameter of the oscillator in dependence on the frequency the parameter being the amplitude of a signal, e.g. maintaining a constant output amplitude over the frequency range
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- Oscillators With Electromechanical Resonators (AREA)
- Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
Description
Claims (7)
- 無線通信装置での使用のための周波数生成回路(100)であって、
発振器出力(OUT)、第1の制御入力(CTRL1)及び第2の制御入力(CTRL2)を有する発振器(110)と、
発振器出力信号(S0)の振幅(A)を検出するように構成される検出器(120)と、
前記第1の制御入力(CTRL1)へ前記検出器を接続する第1の帰還パス(130)であって、前記第1の制御入力に第1の制御信号(S1)を継続的に適用することによって、前記検出された振幅(A)に応答して前記発振器出力信号の前記振幅を制御するように構成される前記第1の帰還パスと、
前記検出器を前記第2の制御入力(CTRL2)に接続する第2の帰還パス(140)であって、前記第2の制御入力に第2の制御信号(S2)を適用することによって、前記検出された振幅(A)に応答して前記発振器の1つ以上の振幅調整パラメータを制御するように構成される前記第2の帰還パスと、
を有し、
前記第1の帰還パス(130)は、前記発振器(110)のゲインを継続的に制御することによって、前記検出された振幅に応答して前記発振器出力信号(S0)の前記振幅を制御するように構成され、
前記第2の帰還パス(140)は制御回路(142)を有し、
前記制御回路(142)は、前記検出された振幅(A)を上側の第1の閾値と比較するように構成された第1の比較回路と、前記検出された振幅(A)を下側の第2の閾値と比較するように構成された第2の比較回路と、を有し、前記制御回路は、前記検出された振幅が前記第1の閾値を超える場合または前記第2の閾値を下回る場合に前記1つ以上の振幅調整パラメータを制御することによって、前記1つ以上の振幅調整パラメータを制御するように構成され、
前記制御回路は、前記発振器(110)が無線通信に使用されている場合に前記1つ以上の振幅調整パラメータへの変更を防ぐように構成される、
ことを特徴とする周波数生成回路(100)。 - 前記1つ以上の振幅調整パラメータは、
発振器バイアス電流、
発振器gmセルの数、
1つ以上の前記発振器gmセルのバイアス点、及び、
前記発振器のコアと並列に接続される可変抵抗
の、少なくとも1つを含む、
ことを特徴とする請求項1に記載の周波数生成回路。 - 前記制御回路は、次回の無線通信を示す通信イベントに関するトリガを受け付けたことに応じて、前記発振器(110)が無線通信に使用されている場合に前記1つ以上の振幅調整パラメータへの前記変更を防ぐように構成される、
ことを特徴とする請求項1または2に記載の周波数生成回路。 - 前記通信イベントは、次回のランダムアクセスチャネル送信イベント、次回の無線送信イベント、または次回の無線受信イベントを含む、
ことを特徴とする請求項3に記載の周波数生成回路。 - 無線通信装置での使用のための周波数生成回路(100)の発振器(110)であって、発振器出力(OUT)、第1の制御入力(CTRL1)及び第2の制御入力(CTRL2)を有する発振器(110)を制御する方法であって、
発振器出力信号(S0)の振幅(A)を検出すること(210)と、
前記第1の制御入力(CTRL1)に第1の制御信号(S1)を継続的に適用することによって、前記検出された振幅に応答して前記発振器出力信号の前記振幅を制御すること(220)と、
前記第2の制御入力(CTRL2)に第2の制御信号(S2)を適用することによって、前記検出された振幅に応答して前記発振器の1つ以上の振幅調整パラメータを制御すること(230)と、
前記発振器(110)が無線通信に使用されている場合に、前記1つ以上の振幅調整パラメータへの変更を防ぐことと、
を有し、
前記発振器出力信号の前記振幅を制御すること(220)は、前記検出された振幅(A)に応答して、前記発振器(110)のゲインを継続的に制御することによって、前記発振器出力信号の前記振幅を制御すること(220)を含み、
前記検出された振幅に応答して前記発振器の1つ以上の振幅調整パラメータを制御すること(230)は、
第1の比較回路で、前記検出された振幅(A)を上側の第1の閾値と比較することと、
第2の比較回路で、前記検出された振幅(A)を下側の第2の閾値と比較することと、
前記検出された振幅が前記第1の閾値を超える場合または前記第2の閾値を下回る場合に前記1つ以上の振幅調整パラメータを制御することと、
を含むことを特徴とする方法。 - 前記1つ以上の振幅調整パラメータは、
発振器バイアス電流、
発振器gmセルの数、
1つ以上の前記発振器gmセルのバイアス点、及び、
前記発振器のコアと並列に接続される可変抵抗(116)
の、少なくとも1つを含む、
ことを特徴とする請求項5に記載の方法。 - 請求項1から4のいずれか1項に記載の周波数生成回路(100)を有する無線通信機器。
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JP2022026948A JP7402258B2 (ja) | 2015-06-05 | 2022-02-24 | 低雑音発振器振幅調整器 |
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US14/731,487 US9473151B1 (en) | 2015-06-05 | 2015-06-05 | Low-noise oscillator amplitude regulator |
US14/731,487 | 2015-06-05 |
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US (6) | US9473151B1 (ja) |
EP (1) | EP3304742B1 (ja) |
JP (3) | JP2018516513A (ja) |
KR (1) | KR102039476B1 (ja) |
CN (1) | CN107683568A (ja) |
AU (1) | AU2016270243B2 (ja) |
BR (1) | BR112017026221B1 (ja) |
HK (1) | HK1250847A1 (ja) |
MX (2) | MX2020001308A (ja) |
MY (1) | MY182978A (ja) |
PH (1) | PH12017502151A1 (ja) |
RU (1) | RU2693927C1 (ja) |
WO (1) | WO2016192962A1 (ja) |
ZA (1) | ZA201708036B (ja) |
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CN113219826B (zh) * | 2021-04-09 | 2022-03-15 | 杭州电子科技大学 | 基于事件触发机制的非线性振荡器的自适应跟踪控制方法 |
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PH12017502151A1 (en) | 2018-05-28 |
ZA201708036B (en) | 2020-01-29 |
US11942952B2 (en) | 2024-03-26 |
US10673441B2 (en) | 2020-06-02 |
BR112017026221B1 (pt) | 2023-02-07 |
JP7402258B2 (ja) | 2023-12-20 |
US20220069826A1 (en) | 2022-03-03 |
US20230134987A1 (en) | 2023-05-04 |
HK1250847A1 (zh) | 2019-01-11 |
AU2016270243A1 (en) | 2017-12-21 |
US11552641B2 (en) | 2023-01-10 |
AU2016270243B2 (en) | 2019-06-13 |
JP2018516513A (ja) | 2018-06-21 |
RU2693927C1 (ru) | 2019-07-05 |
KR20180015740A (ko) | 2018-02-13 |
US11152945B2 (en) | 2021-10-19 |
EP3304742A1 (en) | 2018-04-11 |
US20190149155A1 (en) | 2019-05-16 |
US20180241402A1 (en) | 2018-08-23 |
WO2016192962A1 (en) | 2016-12-08 |
BR112017026221A2 (ja) | 2018-08-21 |
KR102039476B1 (ko) | 2019-11-01 |
EP3304742B1 (en) | 2023-03-15 |
JP2020099059A (ja) | 2020-06-25 |
CN107683568A (zh) | 2018-02-09 |
US9473151B1 (en) | 2016-10-18 |
US10218361B2 (en) | 2019-02-26 |
MY182978A (en) | 2021-02-05 |
MX2020001308A (es) | 2021-01-22 |
US20200259494A1 (en) | 2020-08-13 |
MX2017015531A (es) | 2018-02-21 |
JP2022084626A (ja) | 2022-06-07 |
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