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7477327 Analog/digital-compatible front-end module  
An analog/digital-compatible front-end module comprises a high frequency amplifier 9 for amplifying a high frequency signal received by an antenna 1 ; a frequency converter circuit 11 for...
7474359 System and method of displaying a video stream  
The present disclosure is generally directed to a video stream processing system and to a method of displaying a video stream. In a particular embodiment, the method includes receiving a video...
7468762 Digital/analog TV receiver  
A digital/analog TV receiver is provided comprising a broadcasting signal receiver for receiving broadcasting signals of both ground wave and cable wave, a main controller which carries out the...
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...
7466367 Mobile TV system and method with fast channel change  
To reduce latency during channel change, when a user changes the TV channel on a mobile TV device such as a wireless phone, the device leaves the power save mode and enters, for a limited timeout...
7460184 Digital television broadcast signal receiver  
In a digital TV broadcast signal receiver connected to a multi-directional antenna called smart antenna, when a TV broadcast signal of an optional channel becomes unreceivable for any reason, it...
7453527 Highly integrated television tuner on a single microcircuit  
A broadband integrated receiver for receiving input signals and outputting composite video and audio signals is disclosed. The receiver employs an up-conversion mixer and a down-conversion mixer in...
7454773 Television signal receiver capable of receiving emergency alert signals  
A television signal processing apparatus is capable of receiving emergency alert signals and providing alert outputs to notify individuals of emergency events. According to one exemplary...
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...
7446631 Radio frequency inductive-capacitive filter circuit topology  
A filter circuit topology for filtering a radio frequency input signal includes one or more inductor devices, such as, for example, discrete chip or air coils. The inductor devices are center...
7443451 Display device for simultaneously receiving digital signal and analog display signal  
A display device can simultaneously receive digital display signal and analog display signal and display a television program corresponding to one of the signals on a display panel. The display...
7440736 Intermediate frequency circuit for television tuner with improved intermediate frequency characteristic  
An intermediate frequency circuit includes an intermediate frequency tuning circuit which resonates parallel to an intermediate frequency signal, a N−1 channel trap circuit connected to the...
7432989 Television tuner in which unnecessary radiation is reduced  
A television tuner includes a first high-frequency circuit for receiving VHF-band television signals, a second high-frequency circuit for receiving UHF-band television signals, and an integrated...
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...
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...
7420627 Digital television broadcast signal receiver  
In a multi-directional antenna that is connected to a digital TV broadcast signal receiver, an RF amplifier in which its transmission gains are controlled is installed on the front of a tuner, a...
7421262 Tuning method and apparatus for reducing interference between adjacent channels  
A tuning method comprises: detecting a fundamental intermediate frequency IF 0 of a channel to be received; determining whether the fundamental intermediate frequency IF 0 is affected by an...
7415258 Television tuner capable of reducing gain deviation when low-band or high-band signal is received  
A television tuner includes: low band and high-band receiving units; a mixer that frequency-converts low-band television signals from the low-band receiving unit or high-band television signals...
7414675 Television tuner being capable of receiving FM broadcast signal  
A television tuner contains a mixer 1 to which a television signal or an FM broadcast signal is input and outputs an intermediate frequency signal based on the television signal or an...
7415088 Multi-standard baseband receiver  
Techniques for processing incoming signals conforming to a plurality of standards or communication formats with a single baseband receive section are disclosed. In one aspect, a plurality of analog...
7414676 Integrated programmable tuner  
An integrated tuner is programmable to optimize its components for either analog signal reception or digital signal reception. Power to the components is increased for analog operation and...
7412715 Method and apparatus for displaying channel information and selecting channel on digital television  
A method for displaying channel information on a digital TV. Channel information which can know the number of programs or program numbers received through a currently selected major channel is...
7412222 Quadrature correction method for analog television reception using direct-conversion tuners  
A direct conversion radio frequency (RF) tuner includes a mixer generating I and Q quadrature components. A phase detection circuit generates a phase error measurement between the I quadrature...
7408593 Digital television broadcast signal receiver  
In a digital TV broadcast signal receiver connected to a multi-directional antenna called smart antenna, even when a user reshuffles a channel frequently, it is aimed to shorten a time delay...
7408594 Electronic switch for TV signal booster  
A method of automatically switching on/off a low noise amplifier that serves to boost weak video signals in a TV tuner ( 2 ). The method involves determining whether there is a signal present in...
7405772 Broadcasting receiver  
Single processing of the first channel search using the analog broadcasting tuner enables not only analog broadcasting channel to be detected but also the existence of digital broadcasting channel...
7400364 Sub-program avoidance redirection for broadcast receivers  
A system for automatically tuning a primary broadcast receiver using a secondary broadcast receiver to receive a first broadcast signal corresponding to a source of an origin program, one or more...
7394504 Television with the frequency modulation receiver  
The present invention concerns a television with the frequency modulation receiver. The sound demodulation method of the television as well as that of a FM radio is a way of frequency modulation....
7394505 High linearity, low noise figure tuner front end circuit  
A cable tuner front end circuit is disclosed for receiving a radio frequency television input signal and for selectively amplifying the signal in dependence upon a predetermined level of the tuner...
7386284 Controlling the gain of a remote active antenna  
A receiver includes a tuner and a circuit. The tuner receives an indication of a radio frequency signal from an antenna feedline in response to the radio frequency signal being provided to the...
7379122 Digital TV and channel setting method thereof  
An image display apparatus equipped with an analog tuner and a digital tuner includes a key input unit for enabling a user to input an automatic channel scan command and other requests; a...
7375741 Circuit and method for eliminating image interfering with desired channel  
A circuit and a method for eliminating interference introduced from an image channel into a desired channel is described. The circuit includes a splitter and an adder. The splitter generates...
7375771 Receiver having a function to tune and set a channel and channel setup method  
When channel setup is carried out under poor receiving condition, the previous channel information that has been stored on a channel map in the channel setup carried out under normal receiving...
7369823 Reception apparatus  
A comparison circuit 13 x compares signals from demodulator circuits 11 a and 11 b and thereby compares the reception condition of the antennas 1 a and 1 b . The tuner circuit...
7369744 Signal receiving apparatus and signal recording method  
A signal receiving apparatus includes a tuner ( 102 ) for selecting a broadcasting station or a program, which becomes a reception subject, a program recording/playing circuit ( 202 ) for recording...
7365804 Television tuner for balance-inputting signal to balanced mixer  
A television tuner includes an unbalanced tuning circuit and a balanced mixer provided at the next stage of the tuning circuit. An output port of the tuning circuit is grounded through a serial...
7362384 Apparatus and method for feed-forward image rejection in a dual conversion receiver  
A receiver portion includes a bandpass filter (e.g. SAW filter) that performs channel selection from an input signal having a plurality of channels, and an image cancellation circuit that is in...
7353529 Broadcast reception device and method capable of obtaining broadcast time information  
During an operation performed to obtain time information of a previously designated channel when an XDS scanning master detects from an interrupt that a user designates his/her favorite channel via...
7352412 Miniaturized television tuner and television receiver including the same  
A television tuner includes an IF output terminal for outputting an IF signal converted from a received television signal to an external source, and a channel-selection PLL circuit for converting a...
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...
7349034 Television tuner using integrated circuit  
An integrated circuit is provided with a power supply terminal and an external circuit connecting terminal which is DC insulated from an internal high-frequency circuit and is connected to an...
7346319 Method and apparatus for audio recall  
A system for use in a radio receiver that provides quick access to previously selected audio includes processor logic that evaluates at least a first user-selected audio that has been previously...
7342614 Methods and apparatus for tuning signals  
Methods and apparatus for tuning are disclosed. One embodiment of the invention is directed to a tuner formed on a substrate. The tuner comprises a first die that receives an analog input signal...
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...
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...
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...
7322039 Digital and analog broadcasting receiver  
A digital and analog broadcasting receiver comprises a main CPU for mainly controlling a digital broadcasting processing system and a sub-CPU for mainly performing processing such as input...
7319497 Printed circuit board configurable television tuner  
A television tuner comprises a tunable bandpass filter ( 4 ) for selecting a desired input channel with an image canceling capacitor (C 8 ) for rejecting the image frequency of the desired input...
7317490 Apparatus and method for performing multi-picture in a display device  
An apparatus and method for performing a multi-picture in a display device are disclosed. The apparatus includes a demodulation unit demodulating a plurality of broadcast signals, which include...
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...