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Document Title |
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8170597 |
Method and apparatus for jointly controlling transmit power in cognitive radio communication system
Provided is an apparatus and method for controlling power in a cognitive radio wireless communication system, the method comprising: performing channel scheduling and the first power control for at...
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8160524 |
Signal receiving apparatus and control method thereof
A signal receiving apparatus includes: a receiver which receives at least two types of broadcasting signals included in a plurality of channels; and a controller which controls the receiver to...
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8159619 |
Multi-standard integrated television receiver
A multi-standard integrated television receiver is disclosed. According to the invention, a RF tracking filter is provided to receive a RF signal and then filter out a fifth order and above...
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8160584 |
Cellular communications system providing mobile cellular device battery saving features while accommodating user access requests and related methods
A cellular communications system may include at least one base station and at least one mobile cellular communications device. More particularly, the at least one mobile cellular communications...
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8145215 |
Scanning for a wireless device
A system and method are disclosed to achieve improvements in scanning that can be implemented by a wireless device. A method to control scanning performed by a mobile unit includes detecting the...
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8145276 |
Portable terminal and method for displaying events according to environment set in the portable terminal
An event displaying method and a portable terminal adapted to the method are provided. The method displays events in the portable terminal whose environments are set according to pieces of user...
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8131235 |
Radio receiver for hybrid broadcast systems
An example radio receiver and a method is provided for controlling a radio receiver having two tuners, and receiving a hybrid signal containing digital and analog broadcast signal components....
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8121569 |
Frequency generation techniques
Techniques involving the generation of signals at particular frequencies are disclosed. For instance, an apparatus may include an oscillator module, a synthesizer module, and a control module. The...
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8116706 |
Method and apparatus for calibrating a bandpass filter
To calibrate a bandpass filter, a received signal strength corresponding to a received communication channel is determined. A variable element of the bandpass filter is adjusted based on the...
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8103230 |
Broadcasting receiver, broadcasting identification method, broadcasting identification program, and recording medium therefor
While sequentially changing the selected channel, a digital broadcast judgment part collects level value VW of a signal extracted on a wide band, a bandwidth suitable for reproduction of an analog...
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8095097 |
Increasing the robustness of channel estimates derived through sounding for WLAN
A plurality of training signal sets are transmitted. Each training signal set includes information sufficient to determine a channel estimate corresponding to a communication channel from a first...
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8086198 |
Radio broadcasting receiver and method for seeking radio broadcasting
A broadcasting receiver suitable for receiving a broadcasting signal transmitted in an IBOC signal format, comprises: a channel seek directing means for directing to start a channel seeking...
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8086197 |
Multi-channel receiver architecture and reception method
A multi-channel receiver comprising an ADC and a multi-band, multi-channel selector. The ADC converts a broad-band multi-channel signal into a digital signal. The digital signal is then broken into...
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8073412 |
Method for automatic frequency range and step selection using region signature for a digital AM/FM tuner
A method of configuring a tuner includes scanning at least one range of radio frequencies, measuring a signal quality metric for each of a plurality of the frequencies, and selecting a set of...
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8073413 |
Systems and methods for receiving and processing multiple carrier communications and navigation signals
Methods and systems for signal analysis in multiple radio carrier environments are provided. In one embodiment, a radio receiver comprises: an adaptive pass band filter that operates over a pass...
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8064857 |
Method and apparatus for co-channel interference detection in a radio
A method of configuring a tuner includes sampling a radio frequency and measuring at least one signal quality metric for the sampled frequency. It is determined whether there is co-channel...
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8059731 |
Base station, mobile station and method
A base station performs communication of an orthogonal frequency division multiplexing (OFDM) scheme with a mobile station by using any one of equal to or greater than two frequency bands. The base...
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8032072 |
System for downloading audio content
A method for recording a clean broadcast free of background, such as fade-ins and fade-outs on a receiver includes providing program data associated with an upcoming broadcast, the broadcast being...
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8027641 |
Method and system for detecting channels suitable for FM transmission in an integrated FM transmit/receive system
A method and system is provided processing channel information may include in a mobile FM radio system including an integrated FM radio transmitter and FM radio receiver, dynamically generating a...
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8019300 |
Multi-channel tuning receiver and multi-channel tuning method thereof
Provided are a multi-channel tuning receiver, including: a broadband radio frequency (RF) tuner to receive a broadband signal, divide the broadband signal into a plurality of signals, tune the...
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8009703 |
Method and device for transmitting complementary data in an analog radio transmission system
Method and device for transmitting complementary data in an analog radio transmission system, the complementary data including information with respect to alternative transmitting frequencies of...
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8000666 |
Method and apparatus for identifying unused RF channels
A wireless connection apparatus which scans radio frequency bands for local quiet unused, vacant, or unassigned frequencies which the apparatus can use, on a temporary basis, to establish a link...
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7941119 |
Signal processing method and apparatus in digital broadcasting apparatus of wireless terminal
An apparatus and method for processing a digital broadcast signal are provided. The method includes cutting off a noise frequency of a received digital broadcast signal and low-noise amplifying the...
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7929930 |
Apparatus and method for cooperative maximum ratio transmission in a broadband wireless access communication system
An apparatus and method for cooperative maximal ratio transmission in a BWA communication system are provided, in which a BS transmits a signal directed to a user terminal to an RS in a first time...
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7917111 |
Method and system for monitoring broadcast audio programs from the beginning of the programs
A method and system for monitoring broadcast programs from the beginning of the programs is provided. The system includes a tuner configured to receive and decode broadcast signals and provide...
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7907922 |
Receiver without phase locked loop frequency synthesizer and receiving method using the same
A receiver implemented without using a phase locked loop frequency synthesizer and a receiving method of a receiver implemented without using a phase locked loop frequency synthesizer are provided....
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7865156 |
Scanning methods and apparatus which utilize a carrier signal bandwidth test
One illustrative method of scanning a radio frequency (RF) band (e.g. 850 MHz band) for valid RF carrier signals of a wireless communication network (e.g. a GSM network) includes the steps of...
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7848720 |
Method and apparatus for auto-tuning of a radio fm-receiver
In a method of auto-tuning a radio FM-receiver the receiver frequency band is scanned until a FM signal is received meeting criteria for identifying the signal as being of a predetermined quality,...
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7813707 |
High-performance bipolar tuner solution systems and methods
A system for processing signals comprises a tuner and an input/output (IO) bus bridge, wherein the tuner and the IO bus bridge are formed at least in part on same semiconductor chip, and wherein at...
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RE41540 |
Smart antenna for RF receivers
A controller controls the automatic positioning of an antenna. The controller is arranged to position the antenna dependent upon a channel selected by a user, a location of a receiver tuned to the...
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7756500 |
Active inductor circuits for filtering in a cable tuner circuit
An integrated front-end filter for a tuner provides an array of from several to a multitude of passbands, each for passing at least one but less than all channels designated in a band of...
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7756496 |
Oscillation controlling apparatus, recording medium having program recorded thereon, and channel selecting apparatus
An oscillation controlling apparatus for controlling an oscillation frequency of an oscillation circuit to be a target frequency comprises a variable range dividing unit configured to dividing a...
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7715784 |
Automatic selection of the transmission standard in mobile television receivers
In a radio system for transmitting information channels A1, A2, A3 to radio receivers, the information channels A1, A2, A3 are transmitted in parallel over a number of data channels, each using...
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7693237 |
Systems and methods for synchronizing wireless communication systems
In one embodiment the present invention include systems and methods for synchronizing wireless communication systems. In one embodiment, a baseband processor includes a reference frequency for...
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7643807 |
Methods for using broadcast media content information and related broadcast media receivers/playback devices
Methods of displaying broadcast media content information to a user include receiving at a first receiver first content from a first channel of a multi-channel broadcast media system while...
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7603077 |
Broadcast receiver with automatic channel scanning
A broadcast receiver includes a smart antenna, a tuner for extracting a signal of a predetermined channel from airwaves received by the smart antenna, a signal processing unit for processing the...
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7599673 |
Receiver architectures utilizing coarse analog tuning and associated methods
A technique includes receiving a signal spectrum that includes a plurality of channels within a first frequency range. The technique includes receiving a selection signal that identifies at least...
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7599655 |
Method and apparatus for broadcast services in a communication system
A method, apparatus and system provide for efficient use of communication resources for providing broadcast services in a communication system. A receiver receives a first broadcast controller...
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7596360 |
Broadcast receiver and program
A CPU confirms a receivable channel while sequentially changing channel numbers set to an analog front-end unit and specifies an area in which the receivable channel can be received and an area...
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7587185 |
Automatic broadcast channel tuning apparatus and method
An apparatus, program product and method in which a set of broadcast channels is automatically selected on a mobile receiver based on the mobile receiver's current location, a database of broadcast...
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7567302 |
Receiving device for digital broadcasting
A receiving device for digital broadcasting is provided. The receiving device is provided with a receiving system that receives a digital broadcast wave and obtains digital data based on the...
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7542715 |
Signal selector and combiner for broadband content distribution
In a satellite receiving system, program channels are selected from one or more broadband signals and combined with other selected channels and transmitted from a first unit, for example an outdoor...
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7539472 |
Type-ahead keypad input for an input device
Type-ahead keypad input is described. In an embodiment, keypad inputs that are entered as characters of a search term on a keypad of an input device, such as a television remote control, are...
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7522875 |
Signal selector and combiner system for broadband content distribution
In a satellite receiving system, program channels are selected from one or more broadband signals and combined with other selected channels and transmitted from a first unit, for example an outdoor...
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7515913 |
Method and apparatus for automatic change of an operating channel in a wireless communication system
Methods and apparatus are disclosed for automatically detecting when an operating channel needs to be changed in a wireless communication system. An alternate channel is selected by obtaining...
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7505733 |
Broadcast signal receiver
In a broadcast signal receiver to which a multi-directional antenna having a plurality of signal receiving directions is connected through an antenna controller for controlling the...
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7493095 |
PMA RX in coarse loop for high speed sampling
A device and a method for processing high data rate serial data includes circuitry for recovering a clock based on the high data rate input data stream. A transceiver includes a coarse loop of a...
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7447488 |
Broadcast signal reception enhancing
A method for receiving broadcast signals includes selecting a broadcast signal, and receiving selected broadcast signal. Determine parameters about the selected broadcast signal wherein the...
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7424278 |
Low IF mixer with improved selectivity performance
A low IF mixer and method for down-converting a signal at a desired frequency are disclosed with improved selectivity performance. The energy of sidebands on each side of the desired frequency is...
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7403755 |
Searching receiver
A monitoring receiver accepts program preferences from an operator. When active, the receiver automatically monitors alternate frequencies for programming that matches the program preferences,...
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