Abstract: An integrated oscillator circuit (16) with an amplifier circuit (22) and a frequency-selective feedback network comprising a first resonant circuit (18) and a second resonant circuit (20) is proposed. The oscillator circuit is characterized in that the first resonant circuit (18) is connected to the amplifier circuit (22) solely on the output side and is formed as a parallel resonant circuit comprising a first capacitor (24) and a first inductor (26), and the second resonant circuit (20) is connected to the amplifier circuit (22) solely on the input side (36, 38) and is formed as a parallel resonant circuit comprising a second capacitor (32) and a second inductor (34).

Abstract: An integrated circuit arrangement (1; 2; 3; 4) for setting a predefined phase difference (phi_target) between a first high-frequency signal (x1; x1p, x1n) and a second high-frequency signal (x2; x2p, x2n), comprising: e) a chain connection of a plurality (N) of basic circuits (10; 20; 30; 40), whereby each basic circuit has a first transmission line (11; 11p, 11n) for transmitting the first signal (x1; x1p, x1n), a second transmission line (12; 12p, 12n) for transmitting the second signal (x2; x2p, x2n), and a controllable phase-influencing means (13; 23; 33; 43), connected to the first transmission line, for controllably influencing the phase of the first signal, f) a phase difference detector (14; 34), which is connected to the output-side basic circuit and is formed to detect a current phase difference (phi_actual) between the first and second signal, g) a control unit (15; 35), which is connected to the phase difference detector and each controllable phase-influencing means (13; 23; 33; 43) and is formed

Abstract: A coupling element is disclosed for electromagnetic coupling of at least two conductors of a transmission line, wherein the coupling element is arranged between a first conductor and a second conductor of the transmission line and has at least one discrete component. The coupling element can have at least one first branch embodied as a transmission line segment that is associated with the first conductor, and a second branch embodied as a transmission line segment that is associated with the second conductor. The at least one discrete component can thereby be provided for connecting the first branch to the second branch.

Abstract: A monolithically integratable circuit arrangement is provided, which has at least one inductor, formed as a conductor loop, and at least one capacitor, connected to the conductor loop. According to the invention, the circuit arrangement comprises (a) at least one first conductor loop placed in at least one first metallization level and having a first DC terminal for applying a first DC potential, (b) at least one second conductor loop placed in at least one second metallization level and having a second DC terminal for applying a second DC potential, (c) at least one metal-isolator-metal capacitor with a capacitor plate, which is placed in a third metallization level between the first and second metallization level, and (d) at least one metallic connecting means placed between the capacitor plate and the first conductor loop, said means which connects the capacitor plate in an electrically conducting manner to the first conductor loop.

Abstract: An integrated tunable resonance circuit is provided for providing a high-frequency output signal with a frequency dependent on a control signal, comprising a parallel resonance circuit with a first inductive element and an output for providing the high-frequency output signal, a switching unit with a controlled path, and a control terminal for switching between states, whereby the switching unit is designed to exhibit a predominantly capacitive behavior in a first state and a predominantly resistive behavior in a second state, whereby the resonance circuit is designed to drive the control terminal of the switching unit as a function of the control signal. The resonance circuit has a second inductive element which can be mutually coupled to the first inductive element, whereby the controlled path is connected parallel to the second inductive element. The invention relates furthermore to a voltage-controlled oscillator and to an integrated circuit.

Abstract: An integrated resonance circuit is provided for providing a high-frequency output signal, comprising a first output for providing a first high-frequency output signal with a first frequency and a first amplitude, a first inductive unit connected to the first output, and a first capacitive unit connected to the first output. According to the invention, a second output for providing a second high-frequency output signal with a second frequency and a second amplitude is provided, whereby the second frequency matches the first frequency and the second amplitude differs from the first amplitude, and a second inductive unit, connected to the first output and to the second output, and a second capacitive unit, connected to the second output, are provided. The invention relates furthermore to a voltage-controlled oscillator and to an integrated circuit.

Abstract: An oscillator is provided that includes a first oscillation generating device for generating an oscillation in response to an excitation signal, whereby the first oscillation generating device has a first terminal and a second terminal; a second oscillation generating device for generating an oscillation in response to an excitation signal, whereby the second oscillation generating device has a third terminal and a fourth terminal; an excitation device, which is formed in a first mode to apply an excitation signal between the first and second terminal of the first oscillation generating device, and in the first mode to apply the excitation signal between the third terminal and the fourth terminal of the second oscillation generating device to obtain a first oscillation with a first characteristic value, and in a second mode to apply an excitation signal between the first terminal of the first oscillation generating device and the third terminal of the second oscillation generating device and in the second mod

Abstract: An integrated circuit is disclosed that includes at least one integrated transmission line for the transmission of a high-frequency differential signal with a number of at least two series-connected line arrangements, each of which has a differential input, a differential output, a first trace, connected to a first terminal of the differential input and a first terminal of the differential output, and a second trace, connected to a second terminal of the differential input and a second terminal of the differential output.

Abstract: A method for adjusting an electronic system is provided in which it is possible to predefine the n parameters of the system which correspond to an n-dimensional adjustment space, wherein at the start of the adjustment each parameter has predefined for it two limit values that delimit an appropriate initial range in the n-dimensional adjustment space, and wherein the following steps are repeated until a termination condition is achieved: evaluating a target function that quantifies the achievement of an adjustment target for the limit values that delimit the initial range, wherein the evaluation includes the measurement and/or evaluation of at least one physical quantity of the system that is a function of the specific parameter or its limit value, and wherein appropriate target function values associated with the limit values are obtained, defining a modified, in particular reduced, initial range for a subsequent iteration as a function of the target function values obtained.