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Class 455/132 - Plural receivers


Subclass of Class 455 - Telecommunications
Definition: Subject matter which comprises all of the essential elements
No. of patents: 332
Last issue date: 05/08/2012


1                  
NumberTitleIssue Date
8175558Radio communication apparatus and method
A radio communication apparatus includes a first acquisition unit configured to acquire a first frequency use status of a first frequency band having a first center frequency, a second acquisition unit configured to acquire a second frequency use status of a second ...
05/08/2012
8165544Bluetooth and WLAN coexistence architecture having a shared low noise amplifier
A radio frequency (RF) front-end configured to share transmissions and receptions of Bluetooth signals and WLAN signals. In an exemplary embodiment, the RF front-end comprises a first path coupled between an antenna and a transceiver dedicated to transmissions of th...
04/24/2012
8160521Mobile communication terminal and method for controlling a plurality of receiving apparatuses mounted on mobile communication terminal
Signals are received with a wider power range even through the use of existing AGCs than by conventional mobile communication terminals. In an AGC on one antenna side, in order to enable reception of a signal at a higher level, a target TA of a dynamic range DA of t...
04/17/2012
8160522Apparatus and method for receiving signal in multiple input multiple output system
A receiving apparatus and method of a Multiple Input Multiple Output (MIMO) system are provided. The receiving apparatus includes a clock generation/delay compensation unit for generating a clock, an antenna switching unit for temporally dividing signals received th...
04/17/2012
8155608System and method for enhanced parallel receiving interworking in a wireless communications system
A system and method for enhanced parallel receiving interworking in a wireless communications network. A method for controller operation where the controller serves a communications device having at least two receivers includes detecting that the communications devi...
04/10/2012
8121564Radio receiver with shared low noise amplifier for multi-standard operation in a single antenna system with loft isolation and flexible gain control
A radio receiver is described that processes multiple wireless standards using a single antenna according to embodiments of the invention. The radio receiver includes a single antenna, and a low noise amplifier that is connected to the antenna, without an intervenin...
02/21/2012
8095096Apparatus, and associated method, for operating upon received data at a receiving station capable of diversity operation
Apparatus, and an associated method, for a receiving station, such as the receive part of a mobile station, that has diversity antennas. The receiving station includes both legacy demodulators and a diversity demodulator. Calculations are made to determine signal in...
01/10/2012
8086195Communication unit and method of operation therefor
A communication unit for a radio communication system comprises a receiver for receiving data over an air interface. The receiver can operate in a first diversity mode and a second diversity mode. The first diversity mode may specifically correspond to no receive di...
12/27/2011
8086196Method of executing scanning in broadband wireless access system
The primitives between an upper management layer and the MAC layer within a mobile station and a base station are defined in order to specify and clarify the operations within the protocol stack layers in a broadband wireless access system to allow a mobile station ...
12/27/2011
8005446Apparatus, and associated method, for operating upon received data at a receiving station capable of diversity operation
Apparatus, and an associated method, for a receiving station, such as the receive part of a mobile station, that has diversity antennas. The receiving station includes both legacy demodulators and a diversity demodulator. Calculations are made to determine signal in...
08/23/2011
7953381Radio receiving apparatus for vehicle
A radio receiving apparatus for a vehicle includes a radio receiver, a control circuit, a storage device, a manual switch. The radio receiver receives a radio broadcast signal at a predetermined reception frequency. The control circuit records sound information cont...
05/31/2011
7917107Antenna selection with RF imbalance
A method for selecting antennas in a multiple-input, multiple-output wireless communications network that includes multiple stations is presented. Each station includes a set of transmit RF chains and a set of receive RF chains, and each RF chain is connectable to a...
03/29/2011
7904040Receiver architectures utilizing coarse analog tuning and associated methods
Receiver architectures and associated methods are disclosed that provide initial analog coarse tuning of desired channels within a received signal spectrum, such as a set-top box signal spectrum for satellite communications. These architectures provide significant a...
03/08/2011
7904039Multi-user adaptive array receiver and method
An array receiver which reduces complexity and cost by exploiting multiuser information in signals received from a plurality of transmitting users preprocesses (40) samples of antenna signals (x1, x2 . . . , xN) from the anten...
03/08/2011
7890068Communication system, transmitting device, and receiving device
A receiving device includes a first demodulator operable to demodulate data transmitted by at least one of a plurality of propagation paths in a first channel having transfer functions which are different from one another; a second demodulator operable to demodulate...
02/15/2011
7877067Method for selecting receiver mode of mobile terminal with two receivers
Provided is a method for selecting a receiver mode of a mobile terminal having two receivers and that can receive a signal using either or both of the two receivers depending on a channel environment. A method for selecting a receiver mode of a wireless communicatio...
01/25/2011
7844236Apparatus and method for enabling an adaptation unit to be shared among a plurality of receivers
An apparatus and method are provided to enable an adaptation unit to be shared among a plurality of receivers. The adaptation unit provides compensation values to each receiver to enable each receiver to compensate for the pulse response effect experienced by that r...
11/30/2010
7761069System and method for providing reduced antenna radio communications with high fault tolerance
The present invention is a radio communications system. The system includes a first Line-Replaceable Unit (LRU) and a second Line-Replaceable Unit (LRU). Each LRU includes two transmitters, a multi-channel receiver, a passive hybrid combiner-splitter, and a bypass r...
07/20/2010
7747232Radio reception system with automatic tuning
A method and apparatus for operating a radio reception system, which comprises a plurality of receivers assigned to a common output device, in which one of the receivers is designated as audio receiver and is tuned to a frequency of a radio transmitter, and outputs ...
06/29/2010
7660565Wireless signal strength notification system and method
A dual or multi-mode wireless communication device has a first microprocessor for a first type of wireless signal, such as an IEEE 802.11 (“WiFi”) signal, and a second microprocessor for a second type of wireless signal, such as a cellular network signal. The re...
02/09/2010
7590396Multimode communication device with shared signal path programmable filter
A multimode communication device with a shared signal path programmable filter and a method for utilizing a shared signal path programmable filter in a multimode communication device. Various aspects of the present invention comprise a first module adapted to receiv...
09/15/2009
7567784Tuner, broadcast signal processing apparatus comprising the same, and broadcast signal processing method
A tuner, a broadcast signal processing apparatus and method, which satisfy reception sensitivity of both terrestrial and cable televisions, when selecting a broadcast signal through a single conversion tuner, are provided. A tuner selects a broadcast signal of a sel...
07/28/2009
7558544Method of executing scanning in broadband wireless access system
The primitives between an upper management layer and the MAC layer within a mobile station and a base station are defined in order to specify and clarify the operations within the protocol stack layers in a broadband wireless access system to allow a mobile station ...
07/07/2009
7558545Semiconductor device for a tuner and diversity receiver
A semiconductor device for a tuner generates a local oscillation signal inside or selects a local oscillation signal introduced from the outside, and controls the power consumption of the circuit used for generating the local oscillation signal. The diversity receiv...
07/07/2009
7542743Maximum likelihood detection for MIMO receivers
Maximum likelihood detection of signals in a MIMO receiver. A system transformation is obtained by selecting a weighting matrix that when linearly transforming a channel utilized for wireless communication, results in a particular transformed triangular matrix. The ...
06/02/2009
7505745Interoperable satellite digital audio radio service (SDARS) receiver architecture
An interoperable receiver adapted to receive signals in multiple SDARS bands. The advantageous operation is afforded by the design of the receiver by which an entire band consisting of multiple carriers is received at one time. Receipt and processing of each SDARS b...
03/17/2009
7499683Wireless broadcast receiving device for vehicle
A vehicle is provided with a navigation system that includes a traffic information receiver and a radio receiver. The traffic information receiver receives traffic information from one of multiple traffic information broadcasting stations having respective service r...
03/03/2009
7474881Demodulating device
Disclosed herein is a demodulating device including, first high-frequency receiving means and second high-frequency receiving means for receiving a high-frequency signal of one of a first frequency and a second frequency, first signal strength detecting means and se...
01/06/2009
7460845Radio receiver system having two receiving antennas and two receivers connected thereto
A radio receiver system, having two receiving antennas, two receivers, and a transformer transmitter, which is provided for the purpose of supplying radio signals of both antennas to each of the receivers, the transformer transmitter having a first winding and a sec...
12/02/2008
7454180Vehicle-mounted receiving apparatus for reducing distortion, improving reception sensitivity, and saving power
A first low-noise amplifier is connected to a first receiving processing unit through a first cable and a bypass circuit is provided in parallel to the first low-noise amplifier so as to bypass the first low-noise amplifier. In the case that the intensity of broadca...
11/18/2008
7433414Intelligent array radio architecture
A receiver sets weights for an antenna array according to a series of algorithms including an energy algorithm, a least squares algorithm and a least mean square algorithm. ...
10/07/2008
7430407Circuitry and method for processing receive signals of a receive system
A circuit for providing enhanced directivity in the form of a narrowed receive beam and a relatively small antenna with performance comparable to a much larger antenna at similar frequencies. Received signals are converted to digital values and stored in a manner wh...
09/30/2008
7421261Blind detection
The present invention relates to a blind detection of a received signal having at least one property, which initially is unknown to the receiver, however, limited to a finite set of alternatives ({p1, p2, . . . , pm}). According to t...
09/02/2008
7418067Processing diversity signals at a mobile device using phase adjustments
Processing diversity signals includes receiving diversity signals at a number of antennas. The diversity signals have communicated information, and the antennas are associated with channel paths. A phase of at least one diversity signal is adjusted. The diversity si...
08/26/2008
7415076Method and system for utilizing space-time codes for block fading channels
A communication system for transmitting encoded signals over a communication channel is disclosed. The system includes a transmitter, which has a source that is configured to output a message signal, and an encoder that is configured to generate a code word in respo...
08/19/2008
7411931Inter-frequency measurements with MIMO terminals
The invention is a terminal, system and method for providing inter-frequency and inter-system handovers. A terminal 20′ in accordance with the invention includes at least one radio transceiver including P radio receivers and at least one transmitter (16
08/12/2008
7408976MIMO-OFDM receiver processing with frequency and channel estimation
A receiver in a MIMO-OFDM system may process OFDM symbols received on a number (MR) of receive antennas. The system may utilize a MIMO-OFDM frame format that includes additional long training OFDM symbols, for training additional antennas and for link ada...
08/05/2008
7409228VOFDM receiver correlation matrix processing using factorization
Vector orthogonal frequency division multiplexing (VOFDM) receiver correlation matrix processing using factorization. Efficient correlation matrix processing is used to combine multiple signals into a single combined signal. This single combined signal may be viewed...
08/05/2008
7406055Radio communication apparatus, transmitter apparatus, receiver apparatus and radio communication system
A radio communication apparatus at a transmission side that includes a plurality of transmission antennas and performs a communication using at least one carrier. The radio communication apparatus includes a channel dividing unit configured to divide a transmission ...
07/29/2008
7403752Multi-channel communications transceiver
A transceiver system according to the present invention transmits data utilizing the baseband and one or more frequency separated transmission bands. A baseband transmitter is combined with one or more transmitters that transmit data into one of the frequency separa...
07/22/2008
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