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Class 455/74 - Convertible (e.g., to diverse art device)


Subclass of Class 455 - Telecommunications
Definition: Subject matter wherein at least a portion of the transceiver
No. of patents: 193
Last issue date: 04/05/2011


1          
NumberTitleIssue Date
7920832Electrical device comprising analog frequency conversion circuitry and method for deriving characteristics thereof
An electrical device comprises analog conversion circuitry having an input and an output. The electrical device is essentially provided for converting a first input signal within a first frequency range applied to the input to a first output signal within a second f...
04/05/2011
7920831PTT/PTS signaling in an internet protocol network
Conveying Push-To-Talk and Push-To-Signal (PTT/PTS) information over an IP network through signaling bits defined in and propagated with the Real-Time Protocol (RTP) stream allows the PTT/PTS information to remain synchronized with the voice packets of the stream. T...
04/05/2011
7853221Network bridge device and methods for programming and using the same
A network bridge device that links a wireless network and a wired network to one another. The bridge includes a wireless signal transceiver adapted to receive and send signals in a wireless format, and a wired signal transceiver adapted to receive and send signals i...
12/14/2010
7826804Wireless animal calling system and associated method
A communication system includes a housing with a base section and a lid pivotally connected thereto. The housing includes insulating layers positioned along a bottom surface of the base section and an inner surface of the lid. The lid includes a handle coupled to a ...
11/02/2010
7430396Encoding low density parity check (LDPC) codes through an LDPC decoder
An approach is providing for supporting broadcast transmission of low density parity check (LDPC) coded signals. A receiver includes a decoder configured to decode an LDPC signal to output a decoded signal. The decoder is further configured to operate as an encoder;...
09/30/2008
7421284Electronic device removably mounted on portable terminal equipment
A contact less function chip includes a communication control circuit for contact less communication and a memory which stores setting data items of various communication protocols for contact less communication applied to the communication control circuit for conta...
09/02/2008
7409195Wireless modem
A modem includes a base unit for transmitting a data signal, and a communication card which receives the data signal from the base unit over a wireless medium and which performs echo canceling on the data signal. The base unit is in communication with a telephone li...
08/05/2008
7400912Wlan communications system
A wireless local area network audio and video communication system with mobile units is provided, wherein mobile units are operated in a power saving mode and become active at selected intervals corresponding to the duration of audio and video signals forming audio ...
07/15/2008
7366478Partitioned radio-frequency apparatus and associated methods
Radio-frequency (RF) apparatus includes receiver analog circuitry that receives an RF signal and provides at least one digital signal to receiver digital circuitry that functions in cooperation with the receiver analog circuitry. The receiver analog circuitry and th...
04/29/2008
7363059Method and system for presenting a graphical representation of telephone keys on a wireless terminal
A wireless terminal may present a graphical representation of telephone keys serially along at least one edge of the display screen. A user may indicate selection of one of the telephone keys. The wireless terminal may detect the selection of the one of the telephon...
04/22/2008
7352999Terminal, method and computer program product for interacting with a service provider via a signaling tag
A terminal for interacting with a service provider via signaling tag includes a controller capable of actively operating an application. The controller is also capable of receiving information regarding a signaling tag, including information relating to a service ty...
04/01/2008
7336931Electrical device comprising analog frequency conversion circuitry and method for deriving characteristics thereof
An electrical device comprises analog conversion circuitry having an input and an output. The electrical device is essentially provided for converting a first input signal within a first frequency range applied to the input to a first output signal within a second f...
02/26/2008
7336127Doherty amplifier configuration for a collector controlled power amplifier
An efficient power amplifier circuitry for a mobile terminal or similar wireless communication device is provided. The power amplifier circuitry includes an output stage configured as a collector controlled Doherty amplifier, wherein the collector controlled Doherty...
02/26/2008
7330071High efficiency radio frequency power amplifier having an extended dynamic range
A system and method are provided for efficiently amplifying a radio frequency signal. In general, the system includes power amplifier circuitry that efficiently amplifies an input signal under power back-off conditions. In one embodiment, the power amplifier circuit...
02/12/2008
7319716Transmitter image suppression in TDD transceivers
In a transceiver comprising a time-division-duplex (TDD) of transmit and receive functions, the characteristics of unwanted image signal energy being transmitted from the transceiver are determined, and thereafter feedback is provided to the transmitter to reduce th...
01/15/2008
7313413Radio frequency receiving apparatus and method of mobile communication terminal
An RF (Radio Frequency) receiving apparatus and method of a mobile communication terminal are disclosed to perform a GPS signal receiving function for a position tracking service while minimizing interference from a telecommunication signal. The RF receiving apparat...
12/25/2007
7310603Voice control apparatus of vacuum cleaner and method thereof
A voice control apparatus of a vacuum cleaner includes: a sense signal detector for detecting a sense signal provided from a user to provide a voice recognizable environment in an ambience; a voice command recognizing unit for temporarily stopping a driving of a mot...
12/18/2007
7299014Method for video call receiving service in mobile communication system
A method for a video call receiving service in a mobile communication system is disclosed, in which a video call and a voice call can be distinguished using a sub-address of the mobile communication system and a user is able to receive the call selectively. The meth...
11/20/2007
7292828Miniaturized multichannel transmitter and wireless telemetry system
A multichannel wireless telemetry system is disclosed. The system includes a transmitter and a receiver in communication with the transmitter. The transmitter includes a signal processing chip. The signal processing chip includes a plurality of input preamplifiers, ...
11/06/2007
7280463Digital FM bandwidth control
The bandwidth of a first variable IF filter (5) for a neighbour channel suppression of a currently received channel, which first variable IF filter (5) is arranged in a first reception path of a broadcast receiver additionally comprising at least one s...
10/09/2007
7277720Apparatus, and associated method, for facilitating formation of an apparent push-to-talk communication connection
Apparatus, and an associated method, for facilitating formation of an apparent push-to-talk communication session connection at a mobile station operable in a conventional cellular communication system. Upon initiation of push-to-talk operation, a user of the mobile...
10/02/2007
7277676Portable telephone device and external adapter connected by a short-range wireless link
A portable telephone device has a long-range wireless communication function and a short-range wireless communication function for communicating with an external adapter. The quality of short-range communication with the external adapter is monitored during the long...
10/02/2007
7274948Mobile communication terminal having detachable wireless display window, and operation method thereof
A mobile communication terminal and an operation method thereof are provided. The terminal includes: a detachable display window detached from a main body, for performing short-range wireless communication with the main body; and the main body for performing the sho...
09/25/2007
7272232System and method for prioritizing and balancing simultaneous audio outputs in a handheld device
A system and method for prioritizing multiple audio sources and balancing them in a single combined output in a handheld device. Audio sources are sensed and combined with the level of each source subject to adjustment by an attenuator/amplifier. A priority logic un...
09/18/2007
7266824Address space priority arbitration
A digital system and method of operation is provided in which several processors (400[]) are connected to a shared resource (432). Each processor has a translation lookaside buffer (TLB) (310[]) that contains recently used page entries that each...
09/04/2007
7255437Eyeglasses with activity monitoring
In one embodiment, eyewear having an activity monitoring capability is disclosed. Activity, such as motion, steps or distance, can be measured by an activity detector. The measured activity can then be used in providing activity-related information to a user of the ...
08/14/2007
7248845Variable-loss transmitter and method of operation
An exemplary transceiver comprises a power amplifier configured to receive a source signal and generate an amplified output signal, an antenna coupled to the power amplifier, the antenna being configured to radiate the amplified output signal, and a controller coupl...
07/24/2007
7248865Mobile communication terminal
The mobile communication terminal has a main body unit and an attachment. When the main body unit separates from the attachment, the attachment transmits a predetermined radio signal. The main body unit receives the radio signal and determines whether its distance f...
07/24/2007
7248839Arrangement for operating various terminal devices
In a first embodiment, the invention relates to an arrangement for operating a plurality of terminal devices (6) on a common antenna (4) with a coupling network (2) comprising a first separator (8) associated with the antenna (4) a...
07/24/2007
7245873Portable terminal, portable telephone and master slave portable telephone system using the portable terminal
The invention relates to a portable terminal such as a portable telephone terminal and so forth for effecting communication, information processing and so forth, and to provide the portable terminal and a master slave portable telephone system capable of rendering a...
07/17/2007
7243544Passive and wireless acoustic wave accelerometer
An acoustic wave acceleration sensor comprises an acoustic wave device including a plate that functions as a propagation medium and at least one interdigital transducer configured upon the plate. One or more antennas can be integrated with the acoustic wave device, ...
07/17/2007
7242912Partitioning of radio-frequency apparatus
Components of a radio-frequency (RF) apparatus including transceiver circuitry and frequency modification circuitry of a crystal oscillator circuit that generates a reference signal with adjustable frequency may be partitioned in a variety of ways, for example, as o...
07/10/2007
7236758Integrated wireless multimedia integrated circuit
An integrated circuit having a transmit chain configured to provide direct FM modulation of a voltage controlled oscillator of a frequency synthesizer by a composite signal that includes audio and video components, and a receive chain configured to provide a televis...
06/26/2007
7236065Integrated RF-front end having an adjustable antenna
An integrated RF front-end module for use in a communications device, such as a mobile phone. The RF front-end module is made from a laminated structure consisting of a plurality of layers. At least one of the layers is used to embed RF electronics. Microvias are di...
06/26/2007
7228109DC offset reduction in radio-frequency apparatus and associated methods
A radio-frequency receiver circuitry includes a down-converter circuitry, an analog-to-digital converter circuitry, and a DC offset reduction circuitry. The down-converter circuitry accepts a received radio-frequency signal and processes the radio-frequency signal t...
06/05/2007
7228154Method and system for processing wireless digital multimedia
A transmit digital processing system for wireless transmission of HDMI and/or DVI data using an FPGA. The FPGA converts the data into two data streams and includes a front end component multiplexing video data with control data. A complementary receive FPGA is also ...
06/05/2007
7221921Partitioning of radio-frequency apparatus
Components of a radio-frequency (RF) apparatus including transceiver circuitry and frequency modification circuitry of a crystal oscillator circuit that generates a reference signal with adjustable frequency may be partitioned in a variety of ways, for example, as o...
05/22/2007
7221950Auto sensing home base station for mobile telephone with remote answering capabilities
The present invention discloses in one embodiment a mobile telephone capable of communicating with a home base station through radio signals. The mobile telephone registers with a home base station before beginning to communicate with the home base station. The home...
05/22/2007
7212788Method and apparatus for signal power loss reduction in RF communication systems
Multiple power amplifiers in an RF front end are coupled to multiple antennas without diversity switching between the PAs and antennas. Diversity switches direct signals to broadcast by a selected antenna to a PA coupled to the selected antenna. Multiple LNAs are si...
05/01/2007
7209410Set of electronic apparatuses having first and second electronic devices, and computer program product
A portable audio player (100) includes a decoder (14) and other devices for reproducing audio data, a microcomputer (16) for controlling starting and stopping the reproduction, and a radio communication device (24). An on-vehicle audio pl...
04/24/2007
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