Matches 1 - 49 out of 49


Match Document Document Title
US20080086391 Impromptu asset tracking  
A system and method for impromptu asset tracking. According to one embodiment, information from a first reporting source about a first asset is received. Asset identification information about a...
US20120021704 METHOD OF POWER AMPLIFIER SWITCHING POWER CONTROL USING POST POWER AMPLIFIER POWER DETECTION  
Various embodiments described herein relate to a power management block and one or more amplification blocks used in the transmitter of a communication subsystem. The power management block...
US20070237101 Heading-dependent routing method and network subsystem  
Apparatuses, methods and systems are described that are configured to act on a heading-dependent suitability indicator of a channel through a mobile communication system that can have a defined...
US20120208476 HIGH FREQUENCY POWER AMPLIFIER, TRANSMITTER AND MOBILE COMMUNICATION TERMINAL USING THE POWER AMPLIFIER  
A high frequency power amplifier maintains an excellent linearity regardless of a fluctuation of a load impedance and is downsized. The high frequency power amplifier detects an AC voltage...
US20150197913 DISH FOR USE IN A MANHOLE  
A dish for use in a manhole having a manhole cover covering a manhole opening and a frequency transmitting system for use in a manhole are provided. The dish and the frequency transmitting system...
US20100022205 Wireless Microphone Beacon  
Disclosed is a method and system for a radio beacon to protect wireless microphones from interference. One embodiment involves providing each wireless microphone system with a signal detector that...
US20080081569 Mobile-phone  
A mobile-phone includes a receiving unit configured to receive a television broadcasting signal, a display unit configured to display a television picture based on the television broadcasting...
US20060205367 Methods, radioterminals, and ancillary terrestrial components for communicating using spectrum allocated to another satellite operator  
A method of providing communications can be provided by at least one space-based and/or terrestrial component of a first system/operator transmitting/receiving information using spectrum allocated...
US20130045697 Method, control apparatus and wireless terminal for reducing radiation harm of wireless terminal  
The disclosure discloses a method, a control apparatus and a wireless terminal for reducing radiation harm of a wireless terminal, belonging to the field of wireless radiation protection. The...
US20120171970 WIRELESS COMMUNICATIONS DEVICE WITH AN ADJUSTABLE IMPEDANCE MATCHING NETWORK AND ASSOCIATED METHODS  
A mobile wireless communications device includes a portable housing, a transmitter carried by the portable housing and configured to modulate an input signal, and an adjustable impedance matching...
US20140357190 Detection of Change in Generated Magnetic Field Due to Tag-Loading  
The invention concerns a Near Field Communication method comprising a step (1) of generating, by an antenna of a transmitter, a magnetic field (H), a step (2) of receiving, by an antenna of a tag,...
US20100056079 RETRANSMISSION BETWEEN DCI FORMAT 1A AND FORMAT 2/2A  
A transmitter is for use with a cellular communication network and includes a downlink control information (DCI) configuration unit that designates a DCI format for a downlink transmission...
US20080275705 Battery Tester with Wireless Voice Status Messages  
Methods and systems are disclosed for providing wireless data transfer and voice messages in a voltage measurement device. In some embodiments, the methods and systems dynamically construct voice...
US20080119144 Label with integrated controller  
This invention provides a label affixed to an article of clothing or a piece of luggage comprising an integrated controller device for remote control of an electronic device.
US20070106518 Combined locating, tracking and communications system  
A combined locating, tracking and communications system (10), including a server (12), a plurality of area transceivers (14) configured to communicate with the server (12) and having an associated...
US20120115414 Wireless tramsmission of media from a media player  
Wireless transmission of media from a media player is provided. A handheld media player includes a storage medium for storing a plurality of media items, a user interface for selecting one or more...
US20060229034 Ergonomic handheld remote controller  
A handheld controller is for remotely controlling a mobile gaming unit, such as a remote-controlled car. The controller includes a housing having a longitudinal axis, a first controlling...
US20150111509 METHOD OF GENERATING GAIN COMBINATION OF PRE-AMPLIFIER IN TRANSMITTER OF MOBILE COMMUNICATION SYSTEM, METHOD OF CONTROLLING OUTPUT POWER OF TRANSMITTER OF MOBILE COMMUNICATION SYSTEM IN TRANSMITTER MANUFACTURING PROCESS, AND SYSTEM FOR CONTROLLING OUTPUT POWER OF TRANSMITTER OF MOBILE COMMUNICATION SYSTEM IN TRANSMITTER MANUFACTURING PROCESS  
A method of generating a gain combination of a pre-amplifier of a transmitter in a mobile communication system includes extracting respective pieces of gain combination information about...
US20050282498 FM stereo modulator  
A FM stereo modulator is disclosed and claimed for modulating/converting the audio output signal of a portable music player into a FM signal receivable by the FM tuner of a stereo system. It...
US20060135091 Priority information management device for a radio communication terminal of a radio communication network  
A device is dedicated to managing priority information in a radio communication terminal of a radio communication network, comprising a communication module able to communicate with the network....
US20140329478 ELECTROMAGNETIC TRANSMITTER  
A pressure resistant, impact resistant, and corrosion resistant electromagnetic transmitter for pipeline uses and other applications. During use, the ferromagnetic core, the electromagnetic...
US20070129022 Method for adjusting mobile communication activity based on voicing quality  
A mobile communication device (100) includes a vocoder (104) for vocoding speech (500) received at the mobile communication device. The parameters output by the vocoder are used to generate a...
US20120220245 High-Frequency Switching Assembly, Transmitter and Method  
A high-frequency switching assembly having a first switching state and a second switching state includes a transmitter and a switch assembly. The transmitter includes a primary side and a...
US20090209294 TRANSPORTABLE TYPE BASE STATION DEVICE AND TERMINAL DEVICE  
This invention provides a mobile base station device which can simplify the setting of internal functions, as well as a portable terminal used in operation of such a mobile base station device. In...
US20070010212 Apparatus for transmitting positioning signal, positioning system including the apparatus, and system for transmitting positioning signal  
An apparatus that can transmit a signal enabling higher accuracy of calculating positional information is provided. A transmitting apparatus transmitting a positioning signal includes an oven...
US20120295560 SONIC SIGNALING COMMUNICATION FOR USER DEVICES  
A system, methods, and apparatus for sonic signaling communication are disclosed. In an example embodiment, a broadcast device transmits a sonic signal including an audible signal component...
US20120021705 Portable transmitter powered by button battery  
A portable transmitter includes a circuit board having a button battery and an antenna; and a case accommodating the battery and the circuit board. The case includes first and second case members...
US20050164650 Method and system for asymmetric wireless telecommunication with client side control  
A first data set is transmitted to a client device across a plurality of wireless communication networks, each network of the plurality transmitting a corresponding portion of the first data set....
US20100240327 ANTENNA ARRAY WITH FLEXIBLE INTERCONNECT FOR A MOBILE WIRELESS DEVICE  
An antenna array can be mounted on a flexible substrate and connected by a flexible interconnect to an integrated circuit such as a radio frequency front end. The antenna array can be mounted in a...
US20100099367 MINIATURIZED, LOW POWER, WIRELESS TRANSMITTER AND RECEIVER WITH ON-CHIP ANTENNA, AND WIRELESS COUPLING OF ON-CHIP AND OFF-CHIP ANTENNA  
A miniaturized, low power RF transmitter with a dual mode active on-chip antenna/inductor is disclosed in which antenna also serves as the oscillator inductor. Also disclosed is a miniaturized low...
US20150017931 SYSTEM AND METHOD FOR CONTROLLING ENVELOPE TRACKING IN A TRANSMITTER WITH CLOSED LOOP POWER CONTROL  
A system and method for controlling envelope tracking in a transmitter with closed loop power control, including up-converting and pre-amplifying a baseband signal to a pre-amplified RF signal,...
US20150065070 WEAKLY COUPLED TUNABLE RF TRANSMITTER ARCHITECTURE  
RF communications circuitry, which includes a first tunable RF filter and an RF power amplifier (PA), is disclosed. The first tunable RF filter includes a pair of weakly coupled resonators, and...
US20100298031 METHOD FOR TRANSMITTING AND RECEIVING SIGNALS USING MULTI-BAND RADIO FREQUENCIES  
A method for transmitting an information unit of a specific layer above a physical layer through a plurality of frequency allocation bands managed by the specific layer and transmitting control...
US20100106269 METHOD AND APPARATUS FOR SIGNAL PROCESSING USING TRANSFORM-DOMAIN LOG-COMPANDING  
A method and apparatus for audio signal processing by applying log companding on spectral domain or time domain representations of the audio signals to provide an encoded audio signal, which is...
US20070155323 Transmitting/receiving apparatus and transmitting/receiving method  
A transmission/reception apparatus capable of preventing degradation in system capacity, improving system throughput, and minimizing power consumption of an apparatus is disclosed. In this...
US20060148426 MOBILE COMMUNICATION DEVICE CAPABLE OF CHANGING ITS USER INTERFACE  
A mobile communication device includes a housing, a circuit board installed inside the housing, a control module installed on the circuit board for controlling the mobile communication device, a...
US20110223951 RADIO COMMUNICATION BASE STATION APPARATUS AND RADIO COMMUNICATION METHOD  
Provided is a base station capable of performing cell search of all mobile stations having different communicable frequency band widths in a scalable band width communication system to which a...
US20080306774 Methods and apparatus for digital audio, video, and data player and recorder and business method of managing medical information on a branded data storage device  
A credit card sized digital storage device and data system and method of marketing same pertaining to health care information, a memory and processor for processing digital data, an output on the...
US20100159853 ELECTRONIC AMPLIFICATION DEVICE WITH CURRENT MIRROR FOR INTEGRATED POWER AMPLIFIERS  
The disclosure relates to an electronic differential amplification device integrated on a semiconductor chip. The device may include first and second transistors having respective source terminals...
US20110086597 APPARATUS FOR BAND PASS FILTERING AND SIGNAL RADIATION IN MOBILE TERMINAL  
A transmitter for band-pass-filtering a transmission signal and radiating the signal is provided. The transmitter includes a communication unit and a filtena. The communication unit generates a...
US20100197247 APPARATUS AND METHOD OF IMPROVING SOUND QUALITY OF FM RADIO IN PORTABLE TERMINAL  
Provided are an apparatus and a method of improving the sound quality of an FM radio signal in a portable terminal. The apparatus includes: an FM radio module receiving an FM radio signal; an...
US20170110779 HIGH-FREQUENCY MODULE  
An inductor component is disposed outside a multilayer substrate, and thus a directional coupler defined by an internal wiring electrode and a coil electrode within the inductor component that is...
US20160182026 FREQUENCY GENERATOR, METHOD AND COMPUTER PROGRAM  
Embodiments relate to a frequency generator. The frequency generator comprises a quantization device configured to synthesize a carrier signal with a desired frequency characterized by a series of...
US20160142079 IN-VEHICLE COMMUNICATION APPARATUS  
An in-vehicle communication apparatus includes an antenna module, and a wireless communication device physically separated from the antenna module and connected to the antenna module through a...
US20160100294 METHOD AND SYSTEM FOR DIRECT MODE COMMUNICATION WITHIN A TALKGROUP  
A method and system for direct mode operation (DMO) of a talkgroup enables device to device (D2D) DMO operation leveraged from a Land Mobile Radio (LMR) system. The method includes scanning at a...
US20160007409 ELECTRONIC DEVICE  
To achieve the reduction in size of an electronic device. The electronic device serving as an element of a wireless communication system includes a module unit, a battery that supplies electric...
US20150333778 LOW POWER, LOW OUT-OF-BAND HARMONIC CONTENT RADIO  
A radio that includes a transceiver to transmit and receive RF signals. The transceiver including a transmitter, a transformer, and a receiver, the transformer is coupled to and shared between the...
US20150311874 BROADBAND POWER AMPLIFIER SYSTEMS AND METHODS  
Disclosed are systems, devices, and methodologies to reduce harmonics in a radio frequency output signal. A power amplifier system comprises a power amplifier and a tunable output matching network...
US20150256230 INDUCTIVE-COUPLING SYSTEM AND METHOD WITH COMPENSATION TO PREVENT INTERFERENCE  
In a related transmitting circuit employing electromagnetic induction that is used in a communication system, there is a problem in that, because only one inductor is used in the transmitting...

Matches 1 - 49 out of 49