Matches 1 - 50 out of 142 1 2 3 >


Match Document Document Title
US20120142304 Power Amplifiers for Wireless Systems  
A wireless transceiver may include a power amplifier that uses an envelope tracker. The envelope tracker may include stacked buck switching supply modulators, each having two different supply...
US20050136881 Thermal incoming call indicator  
A thermal incoming call indicator has a heat generator connected to a microprocessor of a wireless communication device and a metal plate connected to the heat generator. When the wireless...
US20110124310 SWITCH MODE VOLTAGE RECTIFIER, RF ENERGY CONVERSION AND WIRELESS POWER SUPPLIES  
Embodiments of the present invention provide cross-coupled rectifiers that use near zero-threshold transistors in a switching topology, but provide a topology that avoids reverse conduction...
US20110136462 METHODS FOR OPTIMIZING POWER AMPLIFIER SETTINGS FOR OPERATION AT DIFFERENT RADIO-FREQUENCY BANDS  
Electronic devices such as cellular telephones may include wireless communications circuitry such as power amplifiers. Power amplifiers, transmission lines, and other circuit associated the power...
US20070155358 Rechargeable audio/video link and docking station  
A wireless transmission system is disclosed containing a rechargeable transmitter and receiver. The transmitter is able to receive an input A/V signal and wireless transmit the A/V signal to a...
US20120220256 CORDLESS FLASHLIGHT AND RADIO DEVICE  
A portable battery-powered device comprises a lamp unit pivotably attached to a front side of a housing. A radio unit is disposed within the housing. At least one speaker is electrically coupled...
US20120184338 INTEGRATED REPEATERS FOR CELL PHONE APPLICATIONS  
A wireless power receiving system for a mobile electronic device that includes a high-Q repeater resonator comprising at least an inductor and a capacitor and having a Q-factor Q1. The inductor of...
US20070040655 Wireless electronic device with a kinetic-energy-to-electrical-energy converter  
A wireless electronic device with a kinetic-energy-to-electrical-energy converter is disclosed. In one embodiment, the wireless electronic device comprises a control mechanism, a...
US20070099591 Power management for a battery-powered handheld audio device  
A method for managing power of a battery-powered handheld audio device by receiving an indicia of signal quality for a received continuous-time radio signal. The method compares the indicia of...
US20130078939 METHOD FOR CONTROLLING FAST TRACKING POWER SUPPLY, FAST TRACKING POWER SUPPLY, AND SYSTEM  
A fast tracking power supply includes a combined controllable voltage source to control a load voltage. The combined controllable voltage source is connected to a tracking current source in...
US20070117596 Radio-frequency (RF) power portal  
A system for powering a mobile device having an energy harvester which receives wireless energy and converts the energy into current includes a first portal in which wireless energy is transmitted...
US20060025104 Dynamic trim to mitigate transients  
Systems and methods are disclosed to mitigate a transient condition in electrical energy that is supplied to a load. A power supply system includes a converter that supplies regulated electrical...
US20070105524 Remotely powered wireless microphone  
Various methods, apparatuses, and systems in which a remotely powered wireless microphone are described. The remotely powered wireless microphone circuit includes a resonant circuit tuned to a...
US20070037547 CHANGING AN OPERATION STATE AND RECOVERING A NETWORK OF A WLAN DEVICE  
Access to a wireless local area network (WLAN) is controlled by identifying a D3 system event. The wireless local area network device associated with the D3 system event is removed and the removal...
US20060176153 RF transponder with electromechanical power  
A transponder for use in a vehicular RF communications system, such as an electronic toll collection system or the like. The transponder includes an electromechanical generator for converting the...
US20070281760 Wireless, batteryless, audio communications device  
A wireless, batteryless microphone includes an antenna and passive circuitry to backscatter a carrier wave signal modulated with audio information from a sound transducer. A wireless, batteryless...
US20130281139 Energy-Efficient Detection of Network Connection Requests  
Embodiments herein include a method implemented by a wireless device for detecting requests to connect to a wireless communications network. The method includes determining a receiver sensitivity...
US20110039512 RECEIVER AND METHOD FOR OPERATING A RECEIVER  
A receiver and method for operating a receiver, in particular of a radio network, is provided, whereby the receiver includes circuit blocks in a receive path for detecting a preamble of a received...
US20100248677 Method of Improving Battery Life  
The specification and drawing figures describe and show an apparatus, system and method of extending and improving battery life that includes identifying one or more parameters that affect...
US20080039047 Reception system  
The reception system of the present invention includes a detection circuit serving as detecting means for detecting that the strength of the receiver signal is equal to or greater than a...
US20080108318 ULTRA LOW-POWER WAKE-UP RECEIVER  
Provided is an ultra low-power wake-up receiver capable of reducing an operating time of an analog receiver by controlling operation on/off of the analog receiver according to a clock signal from...
US20110130110 Receiver circuit adapted to communication apparatuses operative with different power voltage range  
A LIN receiver includes a voltage divider that divides an input voltage and outputs the divided voltage, and a peak hold circuit that outputs a peak voltage of the input voltage. The LIN receiver...
US20070191076 Adaptive power management for a nod of a mobile telecommunications network  
A telecommunication apparatus, e.g. a radio base station in a mobile telecommunications network, comprises a plurality of traffic handling units and a plurality of power supply units powering the...
US20130303225 Dual Mode Wireless Communications Device  
A wireless communications device includes a battery, a processing section coupled to the battery, and an RF interface. The battery is configured to provide power to operate the wireless...
US20060128348 Power saving type mobile terminal for reducing power consumption  
A mobile terminal reduces power consumption. When a sleep mode is set in which power is supplied only to components requisite for a reception standby while power supply to the other components is...
US20080119159 Battery-Less Electronic Device  
Automated software loading into a battery-less mobile phone is accomplished through attachment of a special non-standard USB On-The-Go cable to a serial connector of the mobile phone, thereby...
US20070190963 Reduced paging cycles in a wireless communication system  
Systems and methods for reducing paging cycles in a wireless communication system are disclosed. An extended suspend time can be set in a close connection message. A low power state can be...
US20130109339 POWER MANAGEMENT TECHNIQUES FOR BUFFERING AND PLAYBACK OF AUDIO BROADCAST DATA  
Various techniques that relate to prolonging the battery life on a portable electronic device during the buffering and playback of audio broadcast data are provided. In accordance with disclosed...
US20100291862 BROADCASTING SATELLITE RECEIVING CONVERTER IC, BROADCASTING SATELLITE RECEIVING CONVERTER, AND BROADCASTING SATELLITE RECEIVING ANTENNA  
A broadcasting satellite receiving converter IC includes a switch circuit and a voltage generating source. Disposed in front of the broadcasting satellite receiving converter IC are two first...
US20070184870 POWER SAVE SYSTEM AND METHOD  
According to an embodiment of the invention, a system and method to provide alignment of hibernation and active cycles is provided. When one device receives a beacon from one of its neighbors it...
US20070249315 Technique for reducing interference to radio operations on a computing device  
During a telephony session, a determination is made on a mobile computing device that one or more designated conditions exist by which radio interference generated from the mobile computing device...
US20090239496 ADAPTIVE LINEARITY COMMUNICATION DEVICE  
An adaptive linearity communication device and its operation are disclosed. The adaptive linearity communication device may include a component having a linearity dependent upon a bias and a...
US20100003944 SYSTEM, CIRCUIT AND METHOD FOR ACTIVATING AN ELECTRONIC DEVICE  
The disclosure provides a system, circuit and method for activating an electronic device from a low power state. The circuit comprises: a microprocessor; a first accelerometer; a second...
US20050143045 LDO regulator with sleep mode  
A mobile communications device (50) includes a plurality of LDOs (30) for supplying a stable voltage to various circuits on the device. In a normal mode, the LDO's main bandgap voltage source (12)...
US20070249316 Automatic location-based resource management for network devices  
A system and method for automatically managing resource usage of a network device based on device location. In an illustrative embodiment, the system includes a first module that is coupled to a...
US20070197186 POWER MANAGEMENT  
According to an embodiment of the invention the timing of one or more local communication windows can be defined using equations such that one or more local communication windows for two or more...
US20070054651 Power management for electronic devices  
A cordless electronic device with power management system and method is provided that includes an outer surface, a power consumption circuit operable to consume power and for use in a cordless...
US20120184236 SYSTEMS AND METHODS FOR MANAGING POWER CONSUMPTION  
GPS navigation devices or GPS receivers can consume less power by using a temperature recorder circuit and/or a power manager in maintaining the accuracies of the GPS receiver time and reference...
US20070054650 Tuner-compatible switch mode power supply architecture  
The present invention relates to a power supply arrangement (10) comprising a first power supply (11) which produces a first output voltage and supplies it to a first device (12), e.g. an AM/FM...
US20060116102 Power generation for process devices  
A process device includes a controller, a wireless communications module. The wireless communications module is coupled to the controller. A power generation module is provided to generate...
US20080061943 RFID systems and methods of operating the same in power-saving modes  
A method of operating an RFID system and an RFID system in a power-saving mode are disclosed. In one embodiment, the system comprises at least one reader and at least one tag. The at least one...
US20060281499 System and method for using a label to reduce the power consumption of a light source  
The power consumed by a light source associated with a device can be reduced by selectively influencing the activation and deactivation of the light source. A label associated with a unit of...
US20100151808 REDUCED JAMMING BETWEEN RECEIVERS AND WIRELESS POWER TRANSMITTERS  
Exemplary embodiments are directed to reducing jamming caused by radiated fields generated by wireless power transmitters. Exemplary embodiments include detecting a jamming condition of a wireless...
US20070173296 Communication apparatus having power-saving communication function, and communication method  
A communication apparatus which starts communication using a power-saving function changes, with its communication counterpart, a key for a confidential mode and performs power-saving...
US20070238437 Delayed host wakeup for wireless communications device  
A new and unique method or apparatus for power savings in a node, point, terminal or device in a wireless local area network (WLAN), or other suitable network, featuring one or more steps for...
US20060166709 Battery powered devices  
A method for managing the power consumption of a battery powered radio device, the method comprising performing (104) a radio function according to a first operating mode; monitoring (106) the...
US20130137389 Radio Receiver Power Management Systems and Methods  
According to some embodiments, an analog radio receiver circuit is configured alternatively in a full-power mode when the receiver is situated in a cradle and connected to an external power...
US20070129044 Power Saving System  
A power saving system comprises a wireless apparatus and an electronic apparatus. The wireless apparatus is used to transmit a signal to the electronic apparatus through a wireless transmission...
US20070004374 Power consumption reduction logic for unscheduled APSD and real time services  
A system and method for more efficiently scheduling and implementing unscheduled automatic power save delivery service periods between a terminal and an access point. An triggering interval is set...
US20070135079 Sample-correlated bit-level synchronization  
A data receiver is activated at periodic intervals to receive data transmitted by any one of a plurality of transmitters having non-overlapping times of transmission. The receiver output is...

Matches 1 - 50 out of 142 1 2 3 >