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7391746 |
Power saving method in wireless LAN system for permitting terminal station to promptly transition to doze state by transmitting empty data frame
A power saving method in a wireless LAN system is disclosed for permitting a terminal station to promptly transition to a doze state irrespective of the presence or absence of data destined to the...
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7385941 |
Power saving control method for a wireless communication module
A power saving control method for an electronic communication device having a wireless communication module and a control software is provided. The control software includes at least a detection...
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7383065 |
Wireless transaction enabled handheld computer system and method
A handheld computer system is disclosed. The handheld computer system includes a housing, a display supported by the housing, and a processor coupled to the display. The handheld computer system...
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7379761 |
Power connection structure of mobile terminal
A power connection structure of a mobile terminal, includes: a battery detachably mounted to a battery mounting portion of a mobile terminal body, wherein terminal groups, each including a...
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7379718 |
Method and apparatus to manage power consumption of a semiconductor device
Briefly, a method an apparatus of a power management system of a semiconductor device capable of managing a power consumption of the semiconductor device by varying an operating voltage of the...
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7379717 |
Adjustable amplifier for wireless data systems
A flexible amplification system for wireless data networks is disclosed. The amplification system may be powered from multiple sources including power over Ethernet, obviating the need for...
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7373134 |
Multiple-CPU portable terminal with communication function and control method
In response to the occurrence of an application event in a portable terminal with the communication function that has an application control CPU (ACPU) and a communication control CPU (CCPU), the...
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7369849 |
Method and system for registering an in-vehicle cellular phone
The invention provides a method of registering a cellular phone in a mobile vehicle while in a quiescent mode. Whether timer-based registration is enabled is determined. Whether one of a counter or...
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7369815 |
Power collapse for a wireless terminal
An integrated circuit for a modem processor includes processing units that are partitioned into “always-on” and “collapsible” power domains. An always-on power domain is powered on at all...
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7366549 |
Integrated mobile terminal device and method for controlling external display unit
An integrated mobile terminal device including an external display unit, a personal digital assistant (PDA) unit and a cellular phone unit combined with one another, and a timer controlled by...
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7366473 |
Method and apparatus for diversity switching control
A method and apparatus for diversity switching control are generally described herein. According to one embodiment, a diversity control network is introduced which effectively reduces the number of...
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7365599 |
Glitch-free controllable RF power amplifier
A power amplifier circuit for amplifying an input RF signal with respect to a specified RF output power includes an input terminal for supplying the input RF signal to be amplified, an output...
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7359739 |
Portable electronics device
A portable electronics device comprises an interior space for storing a fuel vessel, and a chassis that includes at least one transparent window opposing the interior space.
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7359647 |
Method and apparatus for transmitting and receiving power over optical fiber
A method and apparatus for transmitting and receiving power over optical fiber is disclosed. In particular, a power over fiber system in which an optical network transmits electrical power via an...
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7356360 |
Radio communication system
The present invention provides a radio communication system in which not only a communication unit operating in a slave mode but also a communication unit operating in a master mode can be changed...
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7356351 |
Method and apparatus for disabling the RF functionality of a multi-function wireless communication device while maintaining local functionality
A method and apparatus for disabling the communication functionality (i.e., disabling the transmission and/or reception of RF signals) of an integrated device, while still providing access to the...
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7356316 |
Wireless communication system
A sleep length calculation unit 410 of a terminal calculates a sleep length based on what is contained in a PLCP header of a frame, and sets the calculated length on a timer 430 . An address...
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7349681 |
Self-biased high-speed receiver
A self-biased high-speed receiver is described. The receiver is powered by one power supply with the core operation voltage and one power supply with the IO operation voltage. The receiver is...
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7349678 |
Circuit arrangement for transmitting and receiving radio signals simultaneously
A circuit arrangement for transmitting and receiving radio signals includes an amplification device with an output for transmitting signals, an input for receiving signals and a supply line, and an...
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7346331 |
Power management for locking system
In an access control system, a method and system for power management. A method of power management in a wireless access control system includes monitoring usage of a transceiver in a remote access...
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7343147 |
Method and apparatus for powering and loading software into a 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...
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7336978 |
Mobile device having an overcurrent cutoff function
A mobile device having an overcurrent cutoff function. In a mobile device having at least one function module, the mobile device includes a main power supply which supplies power to the mobile...
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7333054 |
Information processing device, power supply control method, and computer program
An information processing device includes a global positioning system (GPS) device configured to execute position calculation processing based on data received from a satellite; a power supply...
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7324800 |
Wake-up system with passive correlators
Disclosed is a wake-up system with passive correlators, adopted to wireless transmission/reception devices such as remote controllers, mobile communication terminals, etc. The wake-up system...
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7324468 |
System and method for medium access control in a power-save network
A method and apparatus for accessing, controlling and utilizing a network communication medium. Various aspects of the present invention may comprise a first networked device with power-save...
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7321755 |
Dual-mode clock for improved power management in a wireless device
A dual mode clock for providing first and second clock signals to a wireless interface unit. The first and second clock signals correspond to first and second operating states of the wireless...
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7321632 |
Method and apparatus for multi-algorithm detection
Embodiments of the present invention provide a method, apparatus and system for detecting a transmitted signal according to a detection algorithm selected from two or more detection algorithms...
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7319889 |
System and method for conserving battery power in a mobile station
In one embodiment, a mobile station including a chassis having a display, a power reducer, a proximity sensor, and a microprocessor. The power reducer controls power consumption of the display. The...
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7313421 |
GPS receiver having RF front end power management and simultaneous baseband searching of frequency and code chip offset
A GPS receiver includes baseband resources for simultaneous determination of carrier frequency shift and code chip offset. Reduction in the power consumption of a receiver is achieved by managing...
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7313419 |
Wireless device battery conservation method and system
Generally, the present invention provides a method for detecting poor RF conditions, and entering different sleep mode levels or phases in accordance with the RF conditions to save battery power....
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7313380 |
Variable resolution A/D converter
A variable resolution analog-to-digital converter includes a sample-and-hold circuit including a plurality of sample-and-hold units which are connected in parallel and selectively activated...
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7310535 |
Apparatus and method for reducing power consumption in a wireless device
A wireless apparatus is described comprising: an RF subsystem to support communication over a wireless network according to a specified network protocol; a Host subsystem to execute program code;...
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7310441 |
Method and apparatus for three-dimensional tracking of infra-red beacons
A method for processing data includes identifying a time signature of an infra-red (IR) beacon. Image data associated with the IR beacon is identified using the time signature.
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7305259 |
Apparatus and method for reducing power consumption in wireless RF systems
A radio frequency (RF) transceiver having improved low power operating modes. The RF transceiver comprises: 1) a radio frequency (RF) modem section comprising: a) receive path circuitry for...
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7305224 |
Power saving wireless mouse having receiver receptacle
A wireless mouse having a receptacle for the storage of the wireless receiver is provided. The wireless mouse has a power saving device configured such that it would be triggered to switch the...
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7298288 |
Automatic adjustment of bubble up rate
A method of operating an RF communicator adapted for an automatic meter reading (AMR) system includes maintaining the communicator in a low-power standby mode and automatically responding to...
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7289832 |
Mobile station used for CDMA mobile communication systems
A mobile station for a CDMA communication system which comprises a transmitting section that transmits a location registration request signal to a base station, and a receiving section that...
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7283851 |
Power saving mode for receiver circuit blocks based on transmitter activity
To reduce power consumption, receiver circuit blocks within a wireless device are biased with less current whenever possible while still achieving the desired performance. The receiver circuit...
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7283801 |
Circuit arrangement for phase locked loop, and phase locked loop based method to be used in cellular network terminals
The invention relates to a circuit arrangement ( 4 ) for a PLL to be used in a terminal ( 50 ) of a time division cellular network. In a PLL according to the invention, the control voltage ( 32 a )...
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7283797 |
System and method of improving the dynamic range of a receiver in the presence of a narrowband interfering signal
An apparatus, system, and method improve the dynamic range of a receiver in the presence of a narrowband interfering signal. An error rate of a received signal is computed, and the input intercept...
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7283794 |
Low voltage digital interface
A system is disclosed for interfacing a wireless communication device baseband module and a radio frequency integrated circuit. The system accepts a control signal from the baseband module. The...
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7277736 |
Method and system for managing a telematics unit based on vehicle power level
The present invention provides a method for managing telematics unit within a telematics equipped mobile vehicle based on vehicle power level. The method includes receiving at least one mobile...
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7277682 |
RF passive mixer with DC offset tracking and local oscillator DC bias level-shifting network for reducing even-order distortion
An apparatus and method for tracking a DC offset in a mixer circuit used in wireless communication systems and for providing local oscillator DC bias level-shifting to reduce even order distortion...
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7274912 |
Method for regulating transmission power in a radio system
A method regulates the transmission power of a transmitter in a radio system, for a transmission of data to a receiver by a radio interface. The receiver determines an actual value for a...
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7269447 |
Portable telephone terminal and power supply method
A portable telephone terminal where power is supplied from a series power supply when the portable telephone terminal is in a wait state or a state where processors and the like are not in full...
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7268517 |
Method and system for energy reclamation and reuse
The present invention relates to a system and method for harvesting ambient electromagnetic energy, and more particularly, to the integration of antennas and electronics for harvesting ubiquitous...
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7266396 |
Self powered cell phone
A self powered cell phone is provided within which kinetically generated variable electrical currents are rectified to DC currents, which are delivered to an internal storage site and thereafter...
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7266349 |
Multi-mode crystal oscillator
In one embodiment of the present invention, two crystal oscillator circuits are coupled in parallel to provide differing performance according to mode. Generally, a first circuit provides low phase...
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7266344 |
Remotely activated bridge device for use with a home network and methods for programming and using the same
A bridge device linking transmitters to a home network includes a transmitter signal receiver adapted to receive transmitter signals in a transmitter format from at least one transmitter and a...
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7263388 |
Charging system for portable equipment
A wall ( 103 in FIG. 1 ) is erected perpendicularly to a floor ( 101 ), and a charger body ( 105 ) in which a primary side coil ( 201 ) and a power feed portion ( 203 ) are included is mounted on...
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