Abstract: A wireless communication device configured to prevent a transmission time period for sending a wireless signal and a receiving time period for receiving a wireless signal from being overlap, comprises: a transmitter that includes an orthogonal modulator that orthogonally modulates an IQ-modulated modulation signal and a transmission power amplifier that power-amplifies the orthogonally modulated signal; a receiver that includes a demodulator that demodulates a received signal; a first power source that is the power source for the transmission power amplifier and the receiver; and a second power source that is the power source for the orthogonal modulator; and a controller which outputs the modulation signal to the orthogonal modulator. The first power source outputs a constant voltage to the receiver during the receiving time period, and outputs, during the transmission time period, to the transmission power amplifier, a fluctuating voltage according to an envelope of the modulation signal.

Abstract: Certain exemplary embodiments can provide a system, which comprises a multi point power charger. The multi point power charger is coupleable to an electrical energy source. The multi point power charger constructed to emit a plurality of directional beams. Each of the plurality of directional beams is directable toward a determined direction of an electronic device that is chargeable via the multi point power charger.

Abstract: A power receiving device that receives power from a power supply device, according to a predetermined wireless power supply scheme for transmitting a control signal through wireless communication, includes a communication circuitry for a terminal, configured to perform communication with a terminal including a power supply to which power received by the power receiving device is supplied, a reception circuitry configured to receive a predetermined control signal from the power supply device, a memory, and a processor coupled to the memory, configured to perform power control and a setting of an operation mode of the terminal, based on the predetermined control signal, through the communication circuitry for a terminal.

Abstract: The embodiments described herein include a transmitter that transmits a power transmission signal (e.g., radio frequency (RF) signal waves) to create a three-dimensional pocket of energy. At least one receiver can be connected to or integrated into electronic devices and receive power from the pocket of energy. A wireless power network may include a plurality of wireless power transmitters each with an embedded wireless power transmitter manager, including a wireless power manager application. The wireless power network may include a plurality of client devices with wireless power receivers. Wireless power receivers may include a power receiver application configured to communicate with the wireless power manager application. The wireless power manager application may include a device database where information about the wireless power network may be stored.

Abstract: Systems (100) and methods (500, 600) for adaptively managing power for an Energy Harvesting System (“EHS”). The methods involve: measuring a light intensity level available in a surrounding environment; wirelessly communicating a first wireless signal from the EHS (100) to a remote device (700) for causing the light intensity level to be increased by remotely turning on a light source (106, 108) or opening a cover preventing light emitted from the light source from reaching the EHC, when the light intensity level is below a pre-specified level; using an Energy Harvesting Circuit (“EHC”) to recharge a rechargeable battery (310) when the light intensity level rises above the pre-specified level; and wirelessly communicating a second wireless signal from the EHS to the remote device for causing the light source be turned off or the cover to be closed, when the capacity or state-of-charge of the rechargeable battery reaches a pre-specified value.

Abstract: Techniques for remote interactions with devices, such as charging, communications, and user interaction, are provided. Specifically, systems and methods to provide charging of devices, such as, remote charging by photovoltaic (PV) cells, infrared (IR) illumination, audio signals, and LEDs such as laser LEDs to charge devices such as watches, jewelry, car panels, headphones and phones, are presented.

Abstract: An example computer-implemented method includes determining, by an electronic device, that the electronic device has not received a user activity for an interval of time. The method also includes determining, by the electronic device, a contextual state of the electronic device, and adapting, by the electronic device, a sleep delay value based on the determined contextual state of the electronic device. The method also includes determining that the interval of time has exceeded the sleep delay value, and responsive to determining that the interval of time has exceeded the sleep delay value, transitioning, by the electronic device, from a first power state to a second power state, where the first power state is higher or lower than the second power state.

Abstract: A system and method for transferring battery power transfer between portable electronic devices is disclosed. Specifically, a battery to battery transfer system and method is disclosed, in which a first portable electronic device comprising a first battery and a second portable electronic device and a second portable electronic device comprising a second battery are connected by a connecting device capable of attaching both portable electronic devices and transferring power from the first battery to the second battery. Furthermore, first electronic device is capable of outputting power from the first battery.

Abstract: Configurations and methods of wireless power transmission for cordless power tools are disclosed. Wireless power transmission for charging one or more cordless power tools may include a toolbox with an embedded transmitter capable of emitting RF waves for the generation of pockets of energy; a battery attached or embedded in the toolbox to supply power to the transmitter; a cable that may connect toolbox's battery to a suitable external power source for charging; and one or more cordless power tools which may include rechargeable batteries and receivers that may utilize pockets of energy for wireless charging or powering. When the battery in the toolbox is charged to suitable levels, the toolbox can be disconnected from the external power source and carried to an area or location where one or more cordless power tools may receive wireless charging.

Abstract: The embodiments described herein include a transmitter that transmits a power transmission signal (e.g., radio frequency (RF) signal waves) to create a three-dimensional pocket of energy. At least one receiver can be connected to or integrated into electronic devices and receive power from the pocket of energy. The transmitter can locate the at least one receiver in a three-dimensional space using a communication medium (e.g., Bluetooth technology). The transmitter generates a waveform to create a pocket of energy around each of the at least one receiver. The transmitter uses an algorithm to direct, focus, and control the waveform in three dimensions. The receiver can convert the transmission signals (e.g., RF signals) into electricity for powering an electronic device. Accordingly, the embodiments for wireless power transmission can allow powering and charging a plurality of electrical devices without wires.

Abstract: The switch device includes a control switch that turns on/off an electrical connection between an apparatus and the power supply, a condition judging circuit that judges conditions of driving the control switch, an electric wave reception circuit that receives an electric wave, and a power supply circuit that generates power from the electric wave received by the electric wave reception circuit. An electric wave transmission device that transmits an electric wave for making the switch device operate is arranged in a space, whereby the electric wave can be received by the electric wave reception device in the specific space. The switch device controls the control switch to be turned off/on when the electric wave is received. Alternatively, when the electric wave is not received, the switch device turns on/off the control switch.

Abstract: RF signal amplifiers are provided that include an RF input port, a switching device having an input that is coupled to the RF input port, a first output and a second output, a first diplexer having an input that is coupled to both the first output of the switching device and the second output of the switching device, and a first RF output port that is coupled to an output of the first diplexer. These amplifiers further include an attenuator that is coupled between the second output of the switching device and the input of the first diplexer.

Abstract: The remote unit for the distribution of radio-frequency signals comprises: a plurality of electronic devices or modules operatively connected to each other for the processing of a radio-frequency signal to distribute within a coverage area, characterized in that it comprises: a first section having at least one of the electronic devices or modules; a second section having at least one of the electronic devices or modules; a connection element having a first portion associated integral with the first section and a second portion, substantially opposite to the first portion and associated integral with the second section; wherein the first section and the second section are arranged substantially aligned to each other along a longitudinal axis.

Abstract: A resonance frequency of a near field communication (NFC) antenna module may be set to be equal to a first frequency by a resonance unit included in the NFC antenna module. The NFC module may include a matching circuit connected to the NFC antenna module. The matching circuit may include terminals exposed to the outside such that the antenna module is detachable from the matching circuit.

Abstract: A radio unit for a plant of process automation technology. The radio unit has a power circuit, which serves to derive first and second supply voltages from a voltage source, wherein the power circuit has a first output, via which the first supply voltage is tappable to serve for driving an operating electronics of the radio unit, wherein the power circuit has at least a second output, via which the at least a second supply voltage is tappable to serve for driving at least one field device connectable to the second output.

Abstract: A method of data transmission between power electronic devices without a communication line involves generation of a digital signal in a data transmission process. The digital signal enables PWM modulation of specific data information via a composite modulation method. The composite modulation superimposes PWM modulation waves after modulating the PWM carrier frequency or conducting high-frequency modulation on the data. The composite modulation generates a PWM drive pulse signal which is transmitted to a power circuit via a main power electronic circuit to complete the data transmission process. In the data receiving process, signals are extracted on the voltage and current of a power line via software or hardware, and data demodulated to obtain the data information to complete the data receiving process.

Abstract: A charging device is provided for communicating with one or more consumer devices for remotely charging at least one of them upon demand of the consumer. The charging device comprises a transmitter unit associated with an antenna unit comprising a power antenna for defining at least one charging zone for transmitting charging power toward it; a receiver for receiving signals from consumers located within the charging zone; and a controller unit configured to be responsive to a request signal from a consumer indicative of demand for charging, to initiate a charging process of the consumer by radiation from the power antenna toward the consumer to supply power required for operating a functional unit of the consumer. The power antenna may comprise an array of directional antenna elements, each defining the charging zone within a different angular segment of entire charging space defined by a radiation pattern of the antenna array.

Abstract: An enhancement device for a wireless antenna. The wireless antenna serves for transmitting and receiving wireless signals for wireless data transmission. The wireless signals comprise a first transmission protocol and a first transmission frequency. A connecting element is provided, which connects the enhancement device to the wireless antenna. A first transmitting-/receiving unit is provided, which serves to receive transmission wireless signals from the wireless antenna. A converter is provided which is embodied to convert the transmission wireless signals from the wireless antenna into a second transmission protocol and/or into a second transmission frequency. A second transmitting-/receiving unit is provided, which serves to transmit the converted transmission wireless signals, wherein a circuit is provided, which is embodied to harvest energy from the received transmission wireless signals.

Abstract: A battery-powered device may receive document data that includes information associated with a document. The device may determine a battery level and may determine whether the battery level satisfies a threshold value. If the battery level satisfies the threshold value, the device may present the document for display. If the battery level does not satisfy the threshold value, the device may present a battery-saving version of the document for display. The battery-saving version may omit and/or modify one or more elements included in the document.

Abstract: A portable electric cigarette lighter or mobile device accessory with integrated portable electric cigarette lighter, the mobile device accessory including: (a) a protective accessory for a mobile device; (b) an electric lighter mechanism integrated into the protective accessory, the lighter mechanism including: (i) a heating element, (ii) a power source, (iii) an actuator, adapted to activate the heating element by operationally coupling the heating element to the power source and (d) a slide shutter adapted to reversibly expose the heating element.

Abstract: Dynamic power class re-registration of wireless devices is provided. A wireless device can exchange data with a communications network. While exchanging data, the device can monitor its usage and based on the usage, generate a power change request. The device can then send the power change request to the communications network, prior to or in conjunction with powering down the device. In this regard, the communications network can receive the power change request, generate instructions for the wireless device, and adjust network resources based on the power change request. The instructions can then be sent to the wireless device. Since the device re-registers its power class with the communications network, handoffs, internetwork thresholds, network resources and other network parameters can be adjusted to compensate for the changed power class resulting into improved service for a user of the wireless device.

Abstract: Embodiments herein include a replica communication path and monitor circuit to provide increased common mode transient immunity. As its name suggests, the monitor circuit monitors the replica communication path and produces an adjustment signal (common mode transient adjustment signal) to cancel presence of a common mode transient signal in one or more other communication paths conveying data signals.

Abstract: An electronic device includes a wireless module, a power supply, and a switch module. The wireless module is adapted to receive or send a wireless signal. The power supply is adapted to supply power for the wireless module. The switch module is connected between the wireless module and the power supply, and the switch module includes a first switch and a transistor. A collector terminal of the transistor is coupled to the power supply, the first switch is coupled to the collector terminal and the base terminal of the transistor, and an emitter terminal of the transistor is coupled to the wireless module. The transistor is switched on when the first switch is switched on, and the power supply supplies power for the wireless module. The transistor is switched off when the first switch is switched off, and the power supply is disconnected from the wireless module.

Abstract: A wireless communication system includes a plurality of WTRUs and a network. The plurality of WTRUs are pre-configured so that N WTRUs are identified to be in a specific paging group. Each WTRU in the paging group is configured to monitor related paging channels with an interval longer than the desired paging cycle of the network, thereby reducing power consumption. Each WTRU in the specific paging group takes turns in monitoring related paging channels so that the DRX scheme of the specific paging group is equivalent to the desired DRX scheme of the network, thereby reducing the likelihood of network signaling being missed or delayed.

Abstract: A portable terminal device includes: a memory to store power data; and a processor to execute a process, the process including: receiving an instruction to execute sensing; specifying one or more sensors for executing the sensing or one or more drivers controlling the sensors so that devices including the specified sensor and driver are specified; calculating a power consumed for the sensing by the specified devices based on the power data; and selecting a combination of the driver and the sensor, having a minimum power consumed for the sensing by the specified devices.

Abstract: Embodiments herein include a replica communication path and monitor circuit to provide increased common mode transient immunity. As its name suggests, the monitor circuit monitors the replica communication path and produces an adjustment signal (common mode transient adjustment signal) to cancel presence of a common mode transient signal in one or more other communication paths conveying data signals.

Abstract: A system and method for wireless transmission of high-definition audio and video signals include providing lossless raw video data wirelessly to a soundbar from a headunit to eliminate the multitude of wires that traditionally connect to a television in a home theater. In one embodiment, a wireless transmitter in the headunit transmits a wireless HDMI signal as the lossless raw video data.

Abstract: Techniques for dynamically generating a headroom voltage for an envelope tracking system. In an aspect, an initial headroom voltage is updated when a signal from a power amplifier (PA) indicates that the PA headroom is insufficient. The initial headroom voltage may be updated to an operating headroom voltage that includes the initial voltage plus a deficiency voltage plus a margin. In this manner, the operating headroom voltage may be dynamically selected to minimize power consumption while still ensuring that the PA is linear. In a further aspect, a specific exemplary embodiment of a headroom voltage generator using a counter is described.

Abstract: An apparatus including a galvanic connector configured to interconnect with a corresponding galvanic connector in an empty light fitting; a network interface configured to operate as a node in a data communications network; and a communications interface for enabling communication between an environment adjacent to the light fitting and the data communications network.

Abstract: An approach is provided for providing media and alert notification during a hold status of a communication session. The approach includes detecting a hold status of a communication session associated with a device. The approach also includes monitoring hold media transmitted to the device during the hold status and processing the monitored hold media to determine a variation in a characteristic of the hold media. The approach further includes determining a change in the hold status based on the variation; and presenting an alert notification on the device, another device, or a combination thereof to indicate the change in the hold status.

Abstract: An electronic key system includes a lock-side terminal that is mounted in a locked object and capable of at least locking and unlocking the locked object, and a portable terminal capable of sending and receiving the electronic key to and from the lock-side terminal mounted in the locked object and the other portable terminals, and when receiving a request from the one portable terminal, the lock-side terminal generates the electronic key at random, and sends the randomly generated electronic key to the one portable terminal.

Abstract: A tactile communication apparatus that includes a signal receiver configured to decode data received via a wireless signal a plurality of electro tactile pads on one side, each pad configured to respectively activate and deactivate to form a plurality of pad combinations based on a plurality of activation signals, and a communication processor configured to generate the plurality of electro tactile pad activation signals based on the received data so as to convey the data to a user through the plurality of pad combinations of the tactile communication apparatus.

Abstract: A computing device monitors the energy level of a rechargeable battery, from which the device draws operating power. Historic usage data is used to estimate the time remaining in a present operating period, such as a workday, as well as to estimate the battery level required to provide power during that period of time. A user is then presented with information regarding the status of the battery, as well as charging time and required battery level estimates. Information regarding charging stations within publically or otherwise user-accessible venues near to the present location of the computing device is accessed and presented to the user. Reservations may be made for a charging port within a selected venue, an order may be placed for goods or services available at that venue, or other actions may be performed.

Abstract: A headphone is disclosed herein. The headphone includes a wireless transceiver, a wired communication module, a power storage device, a speaker, and control circuitry. The wireless transceiver and the wired communication module and the wireless transceiver are connected to the speaker via the control circuitry. The control circuitry is configured to determine whether to control the speaker according to data received via the wired communication module and the wireless transceiver and to seamlessly transition control of the speaker from data received from one of the wired communication module and the wireless transceiver to the other of the wired communication module and the wireless transceiver.

Abstract: A power supplying method for a wireless network terminal and the wireless network terminal are disclosed. The method includes: detecting potential information of two power lines of a USB (Universal Serial Bus) interface of a wireless network terminal; determining, according to the potential information of the two power lines, a type of a power supply device that is connected to the USB interface; and when the type of the power supply device is a power supply device having a communication capability, controlling the wireless network terminal to work in a predetermined communication mode, so as to implement power supply for the wireless network terminal by using the power supply device. With provided technical solutions, a cost of the wireless network terminal can be reduced, and a battery with a relatively large size is not needed, thereby facilitating miniaturization and integration of the wireless network terminal.

Abstract: A device for detecting a phase boundary in a liquid tank a sensor that can be advanced in the direction of the phase boundary in the liquid tank. A circuit processes an output signal of the sensor to detect a change in capacitance and has a first channel with a first filter module to filter out a first signal having a short pulse width from the output signal and a second channel having a second filter module to filter out a second signal having a greater pulse width from the output signal. A controller module with comparator module determines whether the first signal reaches a first threshold value and a processing module determines whether the second signal meets predefined second signal criteria.

Abstract: A method for the directional transmission of electrical energy in an electricity grid and to a method for transmitting electrical energy via an electricity grid having at least at least one generator for electrical energy, at least one network node and at least one consumer. A method and a system are provided for transmitting electrical energy, which method and system are highly flexible and make it possible to design the energy distribution in a grid dynamically so as to deal with even short-term fluctuations both on the supply side and on the demand side.

Abstract: A Module connected through a communication network to at least a measuring mobile terminal, at least a mobile switch center and at least a machine to machine application, the module includes: a home location register configured to provide on demand, for a given measuring mobile terminal, an address of the mobile switch center through which the measuring mobile terminal is connected to the cellular communication network, an authentication center authenticating a given measuring mobile terminal, at least one short message service center configured to transmit the message towards a measuring mobile terminal, a short message service center interfaced between the cellular communication network and the machine to machine application, the home location register, the authentication center, the short message service center and the short message service center being embedded in a single physical structure forming at least in part the module.

Abstract: A direct current (DC)-DC converter, which includes a parallel amplifier, a radio frequency (RF) trap, and a switching supply, is disclosed. The switching supply includes switching circuitry and a first inductive element. The parallel amplifier has a feedback input and a parallel amplifier output. The switching circuitry has a switching circuitry output. The first inductive element is coupled between the switching circuitry output and the feedback input. The RF trap is coupled between the parallel amplifier output and a ground.

Abstract: Method, apparatus, and computer program product example embodiments provide device-to-device charging. According to an example embodiment of the invention, a method comprises accessing, by an apparatus, parameters relating to power loss in wirelessly charging a rechargeable battery, when the battery is located in a device to be powered by the rechargeable battery; and transmitting, by the apparatus, to a wireless charger, the accessed parameters relating to power loss when the apparatus is associated with the device to be powered by the rechargeable battery.

Abstract: Described is a system and method for charging a battery. The system includes a processor powered by a battery; and a controller determining a remaining battery charge of the battery. The controller sets a first charge current to recharge the battery when the remaining battery charge is insufficient to operate the processor. The controller wakes the processor when the battery has been recharged so that the remaining battery capacity is sufficient to operate the processor. The processor negotiates for a second charge current to recharge the battery. The controller sets the second charge current when the processor successfully negotiated.

Abstract: A leafing leather cover of cellular phone and a smart phone using the same are described. The leafing leather cover of cellular phone includes a leather cover wherein the leather cover is connected to a rear shell body of the smart phone by way of a micro-buckling connection portion, a clasping portion is disposed on the micro-buckling connection portion, the clasping portion adapts to the clasping hole in the rear shell body, and the clasping portion is embedded to a clasping ring in the clasping hole. The present invention employs the leafing leather cover to be easily disassembled and to be conveniently cleaned.

Abstract: A UE communication device is provided having a transmitter architecture that transmits SRS transmissions and PUSCH transmissions. A reference mode chosen from a LPM, an MPM and an HPM is selected based on a present power mode of the SRS transmission or based on a predicted power mode that the PUSCH transmission following the present SRS transmission will likely operate in. The transmitter architecture has an exemplary extended switching point structure allowing the RPD between the SRS transmission used for pre-quarter selection and the subsequent PUSCH transmission applying the pre-quarter to be minimized.

Abstract: A digital amplitude modulation apparatus is provided with a measuring section, a fast surge protection section, a slow vector protection section, and a controller. The measuring section detects a voltage and a current from an RF signal. The fast surge protection section calculates an SWR from a detection signal of the measuring section, and obtains a first upper limit of the number of power amplifiers which can be put into an ON state based on the SWR and generates a first control signal. The slow vector protection section obtains a reflection coefficient from the output detection signal of the measuring section, and obtains a second upper limit of the number of the power amplifiers which can be put into an ON state based on the reflection coefficient and generates a second control signal. The controller controls the power amplifiers to be ON/OFF.

Abstract: An electronic device includes a printed circuit board (PCB) with a first conductive element and having a first side opposite a second side. The electronic device includes a wall disposed on the first side of the PCB and having a channel through the wall. The electronic device includes a supporting structure disposed on the second side of the PCB. The electronic device includes a connector which includes an electrically conductive based configured to provide a conductive path between the first conductive element and the channel and also includes a spring structure disposed between the electrically conductive base and the supporting structure.

Abstract: A device is provided to access the Internet via a mobile communication network, including a data processing module arranged in a casing and a flexible cable extending outside the casing and connected to the data processing module. The cable ends in a connector for connection of the device to an item of equipment. The casing includes at least one main engagement element for the connector. The casing is configured so that when the connector is engaged in the main engagement element, the cable forms a loop defining a space between the casing and the cable to hang the device.

Abstract: A near field RF communicator has an antenna circuit to couple with the H field of an RF magnetic field and a power supply deriver to derive a rectified auxiliary power supply from the received magnetic field. Rectification may be performed using an actively switched rectifier having a passive mode of operation. A sub regulation system is provided to regulate the auxiliary power supply to inhibit the possibility of temporally varying power requirements of the near field RF communicator or its host causing an apparent load modulation of a signal that is transmitted or received by the communicator.

Abstract: Methods and systems are provided for conserving battery charge of a wireless communication device (WCD). A radio access network (RAN) and a WCD communicate with data encoded based on one of two codecs. By default, the RAN and the WCD communicate based on a first codec of the two codecs. Communication based on the first codec provides a high-quality audio signal between the RAN and WCD but uses more battery charge. When the battery charge decreases, the WCD can communicate a low-battery indicator to the RAN. Upon receiving the low-battery indicator, the RAN enables a transcoder configured to convert the data encoded based on the first codec into data encoded based on the second codec. After transcoding, RAN and the WCD communicate with based on the second codec. Communication based on the second codec provides a lower-quality audio signal between the RAN and WCD but uses less battery charge.

Abstract: A high-output electric power amplifier using a depression-type FET includes a drain voltage supply portion adapted to create a positive voltage to be applied to a drain terminal in the depression-type FET, and a gate bias voltage supply portion adapted to create a negative voltage to be applied to a gate terminal in the depression-type FET, wherein the drain voltage supply portion uses an external commercial power supply as an electric power source, and the gate bias voltage supply portion uses a battery as an electric power source, in order to certainly prevent breakdowns of the FET due to excessive electric currents.

Abstract: A control chip including a first pin, a second pin, a trigger circuit and a control circuit is provided. The first pin is configured to couple to a connection port. The second pin is configured to couple to the connection port. The trigger circuit sets a level of the second pin to a second level when the connection port is coupled to an external electronic device and the level of the second pin is equal to a first level. The control circuit maintains the level of the second pin at the second level when a voltage of the first pin is equal to a pre-determined voltage.