Abstract: Apparatus embodiments of the invention are disclosed for requesting power via a wired interface. In example embodiments, a pull-down circuit in the apparatus acting as a power consumer when there is no energy in the apparatus, is connected via a configuration line over a cable to a power provider device. The apparatus may be in a power down mode, it may have an empty battery, or it may have no battery. The pull-down circuit is configured to use energy from the configuration line to pull down a voltage on the configuration line, to signal the power provider device to provide power over another line of the cable to the apparatus.

Abstract: Apparatus embodiments of the invention are disclosed for requesting power via a wired interface. In example embodiments, a pull-down circuit in the apparatus acting as a power consumer when there is no energy in the apparatus, is connected via a configuration line over a cable to a power provider device. The apparatus may be in a power down mode, it may have an empty battery, or it may have no battery. The pull-down circuit is configured to use energy from the configuration line to pull down a voltage on the configuration line, to signal the power provider device to provide power over another line of the cable to the apparatus.

Abstract: Apparatus embodiments of the invention are disclosed for requesting power via a wired interface. In example embodiments, a pull-down circuit in the apparatus acting as a power consumer when there is no energy in the apparatus, is connected via a configuration line over a cable to a power provider device. The apparatus may be in a power down mode, it may have an empty battery, or it may have no battery. The pull-down circuit is configured to use energy from the configuration line to pull down a voltage on the configuration line, to signal the power provider device to provide power over another line of the cable to the apparatus.

Abstract: There is disclosed a method comprising providing a first signal to an apparatus comprising a protection circuit and an output for providing electric power. The protection circuit comprises at least an overdischarge detection element and a discharging control output. The first signal is used to change a voltage level at an input of the overdischarge detection element of the protection circuit. The change of the voltage level at the input of overdischarge detection element is detected, and a second signal is provided at the discharging control output to switch off the output of the apparatus. There is also disclosed an apparatus comprising a protection circuit comprising at least an overdischarge detection element and a discharging control output. The apparatus also comprises an output for providing electric power; the protection circuit; and a first signal input adapted to receive a first signal to change a voltage level at an input of the overdischarge detection element of the protection circuit.

Abstract: A method and an apparatus are provided. The apparatus comprises a power source node; a light-emitting diode; a full-wave rectifier configured to produce unipolar half-waves from an alternative current mains supply connected to the power source node; and a voltage controlled switch configured to drive the light-emitting diode with pulses, each pulse derived from a half-wave, the width of the pulses being inversely proportional to mains supply voltage.

Abstract: An apparatus including a processor configured to cause detecting a second apparatus including a wireless charging unit being attached to the apparatus; determining a parameter concerning the second apparatus; and automatically adjusting at least one functionality of the apparatus in accordance with the parameter.

Abstract: The invention relates to an apparatus, to an accessory, to methods and computer program products for them, and to a system comprising the apparatus and the accessory. The apparatus comprises at least one processor, memory including computer program code. The accessory comprises an interface with at least one power pin and a signaling pin; and resisting means configured to be coupled to a battery identification resistor of a battery via the signalling pin. The apparatus further comprises an interface with at least one power pin and a battery identification pin, and detection means configured to detect a resistance associated with the battery identification pin and to determine, based on the detected resistance, whether an accessory is attached to the apparatus.

Abstract: A wireless charging apparatus comprises a power interface for receiving a charging voltage from an external power source capable of providing varying voltages; a control interface for communicating with the external power source; a charging element for wirelessly charging a remote device; and a controller for controlling transmitted power provided by the charging element. The controller is configured to request a charging voltage via the control interface from the external power source; and control the power level transmitted by the charging element by controlling the charging voltage requested from the external power source.

Abstract: The invention relates to decreasing power consumption of wireless charging devices in standby condition. A method for decreasing power consumption comprises feeding at least one detecting signal as a pulse to a wireless charging coil (120) of a power transmitter (100) comprising a charging area, wherein the detecting signal corresponds with an expected resonance frequency of the wireless charging coil (120) measuring a reflected signal caused by feeding the detecting signal, determining whether the reflected signal satisfies a non-resonance condition and activating a power transmitting circuit in response to determining that the reflected signal satisfies the non-resonance condition. The invention further relates to an apparatus and a computer program product.

Abstract: An apparatus including a processor configured to cause detecting a second apparatus including a wireless charging unit being attached to the apparatus; determining a parameter concerning the second apparatus; and automatically adjusting at least one functionality of the apparatus in accordance with the parameter.

Abstract: Apparatus embodiments of the invention are disclosed for requesting power via a wired interface. In example embodiments, a pull-down circuit in the apparatus acting as a power consumer when there is no energy in the apparatus, is connected via a configuration line over a cable to a power provider device. The apparatus may be in a power down mode, it may have an empty battery, or it may have no battery. The pull-down circuit is configured to use energy from the configuration line to pull down a voltage on the configuration line, to signal the power provider device to provide power over another line of the cable to the apparatus.

Abstract: There is disclosed a method comprising providing a first signal to an apparatus comprising a protection circuit and an output for providing electric power. The protection circuit comprises at least an overdischarge detection element and a discharging control output. The first signal is used to change a voltage level at an input of the overdischarge detection element of the protection circuit. The change of the voltage level at the input of overdischarge detection element is detected, and a second signal is provided at the discharging control output to switch off the output of the apparatus. There is also disclosed an apparatus comprising a protection circuit comprising at least an overdischarge detection element and a discharging control output. The apparatus also comprises an output for providing electric power; the protection circuit; and a first signal input adapted to receive a first signal to change a voltage level at an input of the overdischarge detection element of the protection circuit.

Abstract: An apparatus including a casing; a cable configured to be moved between a first position and a second position, wherein the cable includes an attachment portion and in the first position the attachment portion is positioned outside of the casing and in the second position the attachment portion is positioned within the casing; and a pulling member configured to enable a user to pull the cable from the first position towards the second position.

Abstract: An apparatus including a strain sensor configured to sense strain in a connecting part between a first part and a second part of a headset, and a circuitry earpiece configured to cause a change in the state of the headset in accordance with the sensed strain. A corresponding method.

Abstract: A method and an apparatus are provided. The apparatus comprises a power source node; a light-emitting diode; a full-wave rectifier configured to produce unipolar half-waves from an alternative current mains supply connected to the power source node; and a voltage controlled switch configured to drive the light-emitting diode with pulses, each pulse derived from a half-wave, the width of the pulses being inversely proportional to mains supply voltage.

Abstract: In accordance with the exemplary embodiments of the invention there is at least a method, apparatus, and executable computer program to perform operations including transferring power received at a coil of a wireless charging receiver to a wireless receiver block of the wireless charging receiver, the transferred power being used to provide a charge to a portable device attached to the wireless charging receiver, receiving a signal from the portable device, the signal comprising an indication that the portable device no longer requires the charge, and in response to the signal, automatically opening a connection between the coil and the wireless receiver block to stop the transferring of the power.

Abstract: Multilayer film with a layer A, based on a thermoplastic polymer or on a mixture of a plurality of thermoplastic polymers with melting point TmA and a VICAT softening point TvA, and which has a thickness of at most 40 ?m; and a layer B, which is immediately adjacent to layer A, and is based on a thermoplastic polymer or on a mixture of a plurality of thermoplastic polymers with melting point TmB, a VICAT softening point TvB, and a thickness of at most 50 ?m; where TvB<TvA and TmB<TmA; TvB?115° C.; having at least one at least monoaxially oriented layer and an external sealable layer; and a region D between layer A and layer B that has been printed and/or metallized and/or coated with a semi-metal oxide; the adhesion between layer A and layer B being at least 1.0 N/15 mm.