Abstract: Certain aspects of the present disclosure generally relate to a regulator circuit. For example, the regulator circuit may include a first current source coupled between a voltage rail and an output of the regulator circuit. The regulator circuit may also include a tank circuit coupled between the output of regulator circuit and a reference potential node, the tank circuit comprising a gyrator-based inductive element and a capacitive element.

Abstract: A method, an apparatus, and a computer-readable medium for wireless communication are provided. In one aspect, an example method may include generating, by a first device, a wake-up message, The method may include transmitting, by the first device, the wake-up message to a second device. Generating the wake-up message may include encoding an address associated with the second device into a plurality of packets. The length of each packet of the plurality of packets in combination may be representative of the address. At least two packets of the plurality of packets may vary in packet length by a multiple of a packet length variance value. The wake-up message may include the plurality of packets.

Abstract: A variable inductor structure for varying an inductance responsive to a digital tuning signal, comprising: a first inductor; a second, adjustable, inductor; and a digital control mechanism configured to receive the digital tuning signal and to adjust the effective inductance of the second inductor in response to the digital tuning signal; wherein the second inductor is positioned sufficiently close to the first inductor so as to be capable of altering by mutual inductance the effective inductance of the first inductor in dependence on the digital tuning signal.

Abstract: An analogue-to-digital converter for converting an analogue input signal into a digital output signal, the analogue-to-digital converter including two conversion paths, each configured to receive a version of the analogue input signal and convert it into a digital bit stream, a first feedback loop configured to provide feed-back, to both paths, that is indicative of a difference between the digital bit streams output by the two paths, and a second feedback loop configured to feed-back, to both paths, that is indicative of an average of the digital bit streams output by the two paths.

Abstract: The present invention relates to a method of inhibiting growth of a cancerous cell. The method includes the step of exposing the cancerous cell to an anti-cancer therapy and an effective amount of a steroid saponin.

Abstract: An amplifier including a first transistor of a first conduction type; a second transistor of a second conduction type, the second transistor being coupled to the first transistor; an input for receiving an input signal, a control terminal of the first transistor being coupled to a control terminal of the second transistor, the control terminals being coupled to the input; an output for outputting an output signal, the output being coupled to the first transistor and the second transistor; and a current supply coupled to the first transistor and configured to supply current so as to cause a predetermined transconductance of the amplifier.

Abstract: The present invention relates to a method of inhibiting growth of a cancerous cell. The method includes the step of exposing the cancerous cell to an anti-cancer therapy and an effective amount of a steroid saponin.

Abstract: An integrated circuit chip including a first inductor; a second inductor having n1 turns and located a distance r1 from the first inductor; and a third inductor having n2 turns and located a distance r2 from the first inductor; wherein the second and third inductors are coupled so as to cause current to circulate around the second inductor in a first rotational direction and around the third inductor in a second rotational direction opposite to the first rotational direction; and wherein n1, n2, r1 and r2 are such that current induced in the first inductor due to magnetic coupling from the second inductor is negated by current induced in the first inductor due to magnetic coupling from the third inductor.

Abstract: An oscillator includes an oscillating circuit for generating an output signal having an output signal frequency. The oscillating circuit includes an inductive element and a capacitive element, the capacitive element having a variable capacitance for coarsely tuning the output signal frequency. The oscillator further includes a current supply for supplying current to the oscillating circuit, the current supply being variable for finely tuning the output signal frequency.

Abstract: An RSSI detector for determining a received signal strength of a received signal, including a transistor configured to operate in a non-linear mode to generate second order components of the received signal comprising a DC component and an AC component; a filter configured to attenuate the AC component of the generated signal to form a filtered signal; and a determination unit configured to determine the received signal strength of the received signal based on an amplitude of the filtered signal.

Abstract: An RSSI detector for determining a received signal strength of a received signal, including a transistor configured to operate in a non-linear mode to generate second order components of the received signal comprising a DC component and an AC component; a filter configured to attenuate the AC component of the generated signal to form a filtered signal; and a determination unit configured to determine the received signal strength of the received signal based on an amplitude of the filtered signal.

Abstract: An integrated circuit chip including a first inductor; a second inductor having n1 turns and located a distance r1 from the first inductor; and a third inductor having n2 turns and located a distance r2 from the first inductor; wherein the second and third inductors are coupled so as to cause current to circulate around the second inductor in a first rotational direction and around the third inductor in a second rotational direction opposite to the first rotational direction; and wherein n1, n2, r1 and r2 are such that current induced in the first inductor due to magnetic coupling from the second inductor is negated by current induced in the first inductor due to magnetic coupling from the third inductor.

Abstract: An analogue-to-digital converter for converting an analogue input signal into a digital output signal, the analogue-to-digital converter including two conversion paths, each configured to receive a version of the analogue input signal and convert it into a digital bit stream, a first feedback loop configured to provide feed-back, to both paths, that is indicative of a difference between the digital bit streams output by the two paths, and a second feedback loop configured to feed-back, to both paths, that is indicative of an average of the digital bit streams output by the two paths.

Abstract: An amplifier including a first transistor of a first conduction type; a second transistor of a second conduction type, the second transistor being coupled to the first transistor; an input for receiving an input signal, a control terminal of the first transistor being coupled to a control terminal of the second transistor, the control terminals being coupled to the input; an output for outputting an output signal, the output being coupled to the first transistor and the second transistor; and a current supply coupled to the first transistor and configured to supply current so as to cause a predetermined transconductance of the amplifier.

Abstract: An oscillator including: an oscillating circuit for generating an output signal having an output signal frequency, the oscillating circuit including an inductive element and a capacitive element, the capacitive element having a variable capacitance for coarsely tuning the output signal frequency; and a current supply for supplying current to the oscillating circuit, the current supply being variable for finely tuning the output signal frequency.

Abstract: A frequency locked loop for generating a clock signal, comprising: a controllable oscillator configured to, in dependence on a control signal, generate an oscillator signal having an oscillator signal frequency; a frequency divider coupled to the controllable oscillator configured to reduce the oscillator signal frequency to form a divided oscillator signal frequency; and a frequency detector coupled to the frequency divider and configured to generate the control signal in dependence on a reference signal frequency; wherein the frequency divider comprises a first counter and a second counter, the first counter configured to be clocked by the oscillator signal and to produce a first counter output signal, and the second counter configured to be clocked by the first counter output signal.

Abstract: An integrated circuit chip including a chip pin configured to direct radio frequency signals on and off chip; a signal path from the chip pin which divides into a first signal path coupled to an input unit and a second signal path coupled to an output unit; a first filter between the chip pin and the input unit on the first signal path; a second filter between the chip pin and the output unit on the second signal path; a first switch coupling the first signal path to ground; and a second switch coupling the second signal path to ground; wherein the first and second switches are controllable to isolate the input unit from the output unit when the integrated circuit chip is transmitting a radio frequency signal, and to isolate the output unit from the input unit when the integrated circuit chip is receiving a radio frequency signal.

Abstract: The present invention relates to a method of inhibiting angiogenesis in a biological system. The method includes administering to the biological system an effective amount of a steroid saponin.

Abstract: The present invention relates to a method of inhibiting growth of a cancerous cell. The method includes the step of exposing the cancerous cell to an anti-cancer therapy and an effective amount of a steroid saponin.

Abstract: A method of tuning the frequency of a generated signal to form an output signal including: forming the generated signal at a signal generator; comparing a feedback signal with a reference signal and generating a control signal in dependence on that comparison, wherein the feedback signal is generated using the output signal; and generating the output signal by performing a frequency-dividing operation in dependence on the generated signal and a dividing factor, wherein the dividing factor is determined in dependence on the control signal.