ClassID:

218627

H03B5/1271 - CPC Classification

Classification description:

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 the frequency being controlled by a control current, i.e. current controlled oscillators

Recent Application in this class:
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20160301364
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20160164460
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20090002087
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#45
20060269014
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20060232348
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#47
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#48
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Device and method for frequency synthesis

#49
20060145771
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#50
20060097801
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Serially RC coupled quadrature oscillator

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20060055481
2006-03-16

Voltage controlled oscillator and semiconductor integrated circuit for communication

#52
20060038621
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Semiconductor devices with inductors

#53
20060033584
2006-02-16

Variable inductor, oscillator including the variable inductor and radio terminal comprising this oscillator, and amplifier including the variable inductor and radio terminal comprising this amplifier

#54
20050281356
2005-12-22

Quadrature voltage controlled oscillator with automated phase control

#55
20050077972
2005-04-14

Circuit arrangement for generating a reference current and oscillator circuit having the circuit arrangement

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Voltage controlled oscillator having improved phase noise

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17131168
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16292074
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15371009
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14732367
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