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7633561 |
Integrated circuit television receiver arrangement
According to one or more aspects of the present invention, a receiver arrangement is disclosed that is configured to receive digital television signals. The receiver arrangement has at least one...
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7634006 |
VSB communication system
A VSB communication system comprises a VSB transmission system and a VSB reception system. The VSB transmission system multiplexes a coded MPEG data and a coded supplemental data having a null...
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7630019 |
VSB reception system with enhanced signal detection for processing supplemental data
A VSB reception system includes a sequence generator for decoding a symbol corresponding to the supplemental data and generating a predefined sequence included in the supplemental data at VSB...
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7626636 |
Electronic apparatus and broadcast standard determination method
According to one embodiment, an electronic apparatus includes a receiver which receives a broadcast signal, a demodulator which filters the received broadcast signal using a filtering...
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7619690 |
VSB reception system with enhanced signal detection for processing supplemental data
A VSB reception system includes a sequence generator for decoding a symbol corresponding to the supplemental data and generating a predefined sequence included in the supplemental data at VSB...
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7619689 |
VSB reception system with enhanced signal detection for processing supplemental data
A VSB reception system includes a sequence generator for decoding a symbol corresponding to the supplemental data and generating a predefined sequence included in the supplemental data at VSB...
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RE40978 |
Communication system
At the transmitter side, carrier waves are modulated according to an input signal for producing relevant signal points in a signal space diagram. The input signal is divided into, two, first and...
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RE40982 |
Digital broadcast receiving/recording apparatus and method
A multi-media system for transferring a single program transport stream and a method therefor are provided. A receiver is for receiving a transport stream. For the receiver to control recording and...
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7602448 |
Apparatus and method for providing an AGC function using multiple feedback sources
An apparatus ( 20 ) such as a television signal receiver provides an AGC function by using multiple feedback sources which provide both narrow band and wide band AGC signals in an adaptive manner....
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7599009 |
Apparatus and method for processing analog and digital signals from multiple signal sources
An apparatus such as a television signal receiver employs an efficient and cost-effective signal processing architecture which enables, among other things, the reception and processing of both...
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7593065 |
Method and circuit for channel filtering of analog or digitally modulated TV signals
In order to suppress interference signals from adjacent TV channels, an intermediate frequency signal is demodulated with a signal (S(f BT ; 0°)) at a video carrier frequency into an in-phase...
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7551679 |
Symmetrical data signal processing
In a digital communications receiver configured to receive, via a communications channel, a received first signal representing a sequence of symbols, each symbol being encoded to be representative...
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7551236 |
Communication system in digital television
Disclosed is a digital communication system. A transmission system includes an error correction encoder part carrying out an error correction encoding for additional data inputted through a first...
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7548281 |
Demodulator circuit for digital television and demodulation method
An apparatus may include a sort circuit for receiving first and second baseband signals, where the sort circuit shifting frequencies of the first and second baseband signals. The apparatus may also...
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7542100 |
Video receiver with adaptive image rejection
An analog video receiver implemented in an integrated circuit device. The analog video receiver includes first and second mixing circuits to generate a complex baseband signal by mixing a...
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7529535 |
Carrier recovery based demodulation
A demodulator which is arranged to demodulate a first signal with the aid of a second signal, comprises a first bandpass ( 30 ) filter arranged to recover the first signal ( 36 ) from a received...
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7509104 |
Method and apparatus for tuning radio frequency
A double conversion RF tuner includes an up-conversion unit and a down-conversion unit. The up-conversion unit up converts a received radio frequency (RF) signal corresponding to a first frequency...
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7505086 |
Video receiver with DC offset cancellation
An analog video receiver implemented in an integrated circuit device. The analog video receiver includes a mixing circuit to mix an analog video signal with a sinusoid to generate a...
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7505087 |
Broadcast receiver and tuner control method therefor
Embodiments of broadcasting receiver and methods for the same can operate two or more tuners or simultaneously display broadcasting signals of two or more channels. Embodiments of the invention can...
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7477325 |
Audio/video separator
An audio/video separator provides a high-performance and cost-effective solution to analog TV reception with only one A/D converter and a minimum of analog IF components. The apparatus may operate...
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7477326 |
HDTV chip with a single IF strip for handling analog and digital reception
Methods and systems for processing television signals are disclosed herein, and may comprise communicating analog and digital intermediate frequency (IF) signals via a single processing path that...
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7466366 |
TV tuner providing FM radio reception
A TV receiver capable of producing audio output from an FM radio signal substitutes an oscillator ( 217 ) and mixer ( 218 ) with an output at the sound intercarrier frequency for the normal TV...
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7463692 |
Device and method for symbol clock recovery in digital television
A device and method for a symbol recovery in a digital television are disclosed. The device includes a symbol clock recovery device includes a remained phase error remover operating a digital...
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7453526 |
Integrated analog video receiver
An analog video receiver implemented in an integrated circuit device. The analog video receiver includes an amplifier to amplify an analog video signal having a desired carrier frequency, and a...
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7450185 |
Fully integrated tuner circuit architecture for a television system
A television tuner system includes a low noise amplifier (LNA) for receiving and amplifying television signals, a quadrature mixer coupled to receive the amplified television signals and generate...
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7447493 |
Tuner suitable for integration and method for tuning a radio frequency signal
A tuner ( 200 ) includes a direct digital frequency synthesizer ( 206 ) and a mixer ( 220 ). The direct digital frequency synthesizer ( 206 ) has an output terminal for providing a digital local...
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7444126 |
Signal-to-noise optimized fully monolithic video receiver IF channel
In a video IF channel the gain of the circuit is achieved ahead of the IF filter and the output of the filter, including its noise, need only be amplified a relatively small amount, thus preserving...
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7428276 |
Method and apparatus for channel impulse response estimation in GSM systems
A method for estimating channel impulse response (CIR) in a communication system includes converting RF analog signals to obtain baseband digitized signals, sampling the baseband digitized signals...
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7428022 |
Multipath video reception system
A system is presented for the multipath reception of video signals, including sound an/or image signals. The system includes at least two receivers and a diversity unit. At least one receiver...
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7423699 |
Fully integrated tuner architecture
An integrated receiver with channel selection and image rejection substantially implemented on a single CMOS integrated circuit is described. A receiver front end provides programable attenuation...
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7418192 |
Dynamic key frame generation and usage
A dynamic method and system for processing video source frames (e.g., a television movie) with a video processing system (VPS) that includes a processor, a memory structure, input devices, and an...
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7406137 |
Carrier recovery system and method thereof
A carrier recovery system includes an in-phase mixer for mixing an incoming signal with an in-phase reference signal to produce an in-phase baseband signal; a quadrature-phase mixer for mixing the...
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7352411 |
Digital IF demodulator
A digital IF demodulator includes an analog-to-digital (A/D) converter that receives an analog IF signal and converts it to a digital IF signal. A parallel multiplier then down-converts the digital...
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7345715 |
Apparatus and method for transmitting and receiving multiple signals inclusively
An apparatus and method for transmitting and receiving multiple signals inclusively in one channel are provided. The apparatus for transmitting multiple signals inclusively includes a...
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7333155 |
Quadratic video demodulation with baseband nyquist filter
A television tuner is fully implemented on a monolithic integrated circuit. The television tuner includes a baseband SAWF function fully integrated in silicon. The SAWF function includes trap and...
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7327403 |
VSB reception system with enhanced signal detection for processing supplemental data
A VSB reception system includes a sequence generator for decoding a symbol corresponding to the supplemental data and generating a predefined sequence included in the supplemental data at VSB...
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7327792 |
Digital video system and control method thereof
A digital video system for wirelessly transmitting a signal to a display device, including a receiver that analyzes a packet of the signal wirelessly received through a first transmitting/receiving...
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7327406 |
Methods and apparatus for implementing a receiver on a monolithic integrated circuit
A monolithic integrated circuit includes a tuner and a SAW filter function. The tuner receives a radio frequency (RF) television signal that has a range of fundamental frequencies from 55 mega...
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7315333 |
TV tuners and methods thereof
TV tuners and methods thereof are provided. A TV tuner includes a first frequency converting circuit, a second frequency converting circuit, and a demodulator. The first frequency converting...
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7312833 |
Channel equalizing apparatus and method for digital television receiver
Disclosed is a channel equalizing apparatus and method for a digital television receiver that performs channel equalization using equalizing algorithms. The channel equalizing apparatus includes a...
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7263713 |
Television signal distributor apparatus, receiver apparatus, television signal transmission system and method
In a television signal transmission system, CS broadcasting signals received via a master antenna are converted into intermediate frequency signals in an LNB (Low Noise Block Down Converter). The...
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7263341 |
Audio demodulating circuit and television broadcast receiver
An audio demodulating circuit in accordance with the present invention for demodulating audio signals in a plurality of broadcast systems of mutually different frequency deviations such as the NTSC...
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7250987 |
Method and system for an integrated VSB/QAM/NTSC/OOB plug-and-play DTV receiver
Certain embodiments of the invention may be found in a method and system for a vestigial side band (VSB), quadrature amplitude modulation (QAM), NTSC, out-of-band (OOB) receiver that is integrated...
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7249368 |
Tuner apparatus
The present invention provides a tuner apparatus operating as a common tuner capable of receiving both satellite digital TV and terrestrial TV broadcasting. A tuner configured, according to the...
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7239357 |
Digital IF demodulator with carrier recovery
A digital IF demodulator receives and demodulates an analog IF input signal to produce a digital audio signal and a digital video signal. The digital IF demodulator includes an A/D converter, a...
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7236212 |
System and method for providing a low power receiver design
An integrated receiver with channel selection and image rejection substantially implemented on a single CMOS integrated circuit is described. A receiver front end provides programable attenuation...
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7236758 |
Integrated 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...
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7230654 |
Channel acquisition processing for a television receiver
Channel acquisition in a digital television signal receiver is improved by determining the carrier tracking loop frequency offsets and the symbol timing recovery offsets for each channel in the...
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7227591 |
Apparatus and method for receiving television and radio broadcasting signals using a single tuner
There is provided a combined TV and FM radio receiver for selectively receiving TV and FM radio signals via a single tuner using a digital intermediate frequency (IF) stage. The receiver includes a...
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7202915 |
Systems, methods, and apparatus for simultaneous viewing of differing video program sources
One aspect of the present invention relates to a system and method for selecting the sources of at least two shows capable of being received and displayed by an entertainment system. The user...
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