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Match Document Document Title
8755739 System capability discovery for software defined radio  
Capability checking to examine a computing device's capabilities to determine if the device supports a software defined radio to communicate according to a specific wireless protocol. Applicants...
8538361 TV tuner and the manufacturing method thereof  
A TV tuner includes an Ultra High Frequency (UHF)/Very High Frequency (VHF) tracking filter, an UHF/VHF matching circuit and a single conversion Tuner IC. The UHF/VHF tracking filter includes a...
8521111 TV tuner and the manufacturing method thereof  
A TV tuner includes an Ultra High Frequency (UHF)/Very High Frequency (VHF) tracking filter, an UHF/VHF matching circuit and a single conversion Tuner IC. The UHF/VHF tracking filter includes a...
8350970 Radio frequency front end for television band receiver and spectrum sensor  
A radio frequency front end for a television band receiver and spectrum sensor includes a first plurality of adaptive matching networks connected to a signal summer that combines signals received...
8315575 Integrated circuit for mobile radio transceivers  
The invention relates to an integrated circuit in a mobile radio transceiver. This circuit includes a radio-frequency assembly for producing a mobile radio signal and a modulator for converting...
8306492 TV tuner and the manufacturing method thereof  
A TV tuner includes an Ultra High Frequency (UHF)/Very High Frequency (VHF) tracking filter, an UHF/VHF matching circuit and a single conversion Tuner IC. The UHF/VHF tracking filter includes a...
8280326 Receiver comprising a radiofrequency splitter  
A receiver comprises a radio frequency splitter and respective tuning elements, which are coupled to respective outputs of the radio frequency splitter One of these tuning elements has a control...
8175546 Receive antenna interface for an RF transceiver  
The present receive antenna interface for an RF (radio frequency) transceiver includes a transmitting and receiving antenna. The receive antenna interface also includes a relay and an...
8160523 Channel detecting method for digital broadcast and receiver using the same  
A channel detecting method executes a process for instructing a broadcast wave scan start, a process for performing tuning control, a process for starting initialization/operation of an OFDM...
8150348 TV tuner and the manufacturing method thereof  
A TV tuner includes an Ultra High Frequency (UHF)/Very High Frequency (VHF) tracking filter, an UHF/VHF matching circuit and a single conversion Tuner IC. The UHF/VHF tracking filter includes a...
8089566 Television tuner integrated circuit and television tuner for attenuating interference signal  
A tuner integrated circuit is connected, in a preceding stage thereof, to an RF amplifier including a UHF dual gate FET and a VHF dual gate FET. In the reception of a signal of the UHF band, a...
7979040 Method for adjusting tuning circuit and receiver circuit  
Disclosed herein is a method for adjusting the tuning frequency of a tuning circuit, which is implemented as a parallel circuit of a coil and series circuits Ai each including a capacitor Ci and a...
7970368 Wired cellular telephone system  
Telephone apparatus, including a cable television (CATV) network interface, which is adapted to be connected to a CATV network so as to receive downstream cellular telephone communication signals...
7949341 Method and system for mobile receiver antenna architecture for world band cellular and broadcasting services  
A method for an antenna architecture that handles World band cellular and broadcast channels may be provided. The method may comprise receiving at a first radio frequency integrated circuit (RFIC)...
7929932 Removing harmonic and co-existence interference in radio receivers  
A wireless device includes a two-stage filter that separates UHF and VHF transmission bands in such a way as to maximize cross channel isolation, so preventing cross channel signal contamination...
7920823 System capability discovery for software defined radio  
Capability checking to examine a computing device's capabilities to determine if the device supports a software defined radio to communicate according to a specific wireless protocol. Applicants...
7852855 Method for controlling multi-user TCP/IP access over a satellite communication channel  
A method is provided for controlling TCP/IP access includes receiving a request from a requestor for data transmission over a satellite communication channel, determining whether the request for...
7653342 Providing content to a device when lost a connection to the broadcasting station  
Providing content to a device. Content stored on a device can be examined or searched based on the programming of channels that are available to the device over various networks. The content can...
7650124 Balanced and unbalanced electronic circuit and television tuner  
A television tuner includes an unbalanced output type VHF-side block, a balanced output type UHF-side block, and a mixing circuit that performs frequency conversion on the output from the VHF-side...
7567784 Tuner, 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...
7480495 CATV tuner and one-chip IC used therein  
A CATV tuner includes a metallic housing having first through fourth partitioned chambers. In the first through fourth partitioned chambers, a data circuit, an input filter circuit, a first mixer...
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...
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 output...
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...
7356311 Wireless audio signal and control signal device and method thereof  
A signal transmission arrangement includes a signal transmitter and a signal receiver wirelessly communicating with the signal transmitter. The signal transmitter includes a hybrid signal device...
7348931 Unbalanced power feeding antenna device for making radio communications  
An antenna device which is connected to a radio module performing radio communications with a system using a first band and a system using a second band, has an antenna element which...
7324832 Method and system for a mobile architecture that supports a cellular or wireless network and broadcast utilizing an integrated single chip cellular and broadcast silicon solution  
In an RF communication system, aspects for supporting cellular or wireless network and broadcast utilizing an integrated single chip cellular and broadcast silicon solution may comprise receiving...
7313414 Method and system for mobile receiver antenna architecture for European cellular and broadcasting services  
A method for an antenna architecture that handles European band cellular and broadcast channels may be provided. The method may comprise receiving at a first radio frequency integrated circuit...
7289780 Band switchable type tuning circuit of television signal  
A band switchable type tuning circuit has first switch means interposed between a power supply Vcc and an anode of a switch diode, a first resistor whose one end is connected to a cathode of the...
7283795 Receiver device having improved selectivity characteristics  
In a UHF band operation, a Bu terminal supplies a power supply voltage, and a (BL+BH) terminal does not supply the power supply voltage. Thereby, switching diodes are turned on, and a switching...
7269424 Mobile terminal implementing a ranging signal receiver and method  
Mobile terminal implementing a ranging signal receiver and method. Means are provided to incorporate ranging signal reception capability into a mobile terminal (such as a UMTS terminal)...
7236756 Tuning signal generator and method thereof  
A front end tuning system includes a tuning signal generator. The tuning signal generator includes a digital-to-analog converter (DAC) to receive a pre-conditioned tuning signal at a reference...
7171176 Tuner system self adaptive to signal environment  
A circuit and method for adjusting the operating characteristics of a tuner in accordance with information derived from the signals being processed by the tuner. Depending upon signal type and/or...
7155182 Varactor with extended tuning range  
The invention proposes a device for high-frequency and/or radio-frequency tuning comprising within one IC-package a first variable capacitor (C1) and at least one second capacitor (C2), each of...
7139039 Input circuit of television tuner  
A VHF tuning circuit includes two tuning inductance devices connected in series with each other and having a junction thereof connected to an input terminal, and a first switch diode connected in...
7072685 Digital/analog broadcast receiver  
When a digital broadcasting channel and an analog broadcasting channel, over which the same program is currently being transmitted, are provided by a broadcasting station, upon each depression of...
7019790 Integrated tuner circuit and television tuner using an integrated tuner circuit  
An integrated tuner circuit includes a first terminal to which a UHF TV signal is input via a UHF amplifier. The amplifier is switched to an operating state when a UHF TV signal is received. A...
6983126 Audio transmitter and remote control receiver and storage apparatus  
An audio transmitter and remote control unit receiver and storage apparatus for transmitting audio signals from electronic equipment, such as a television set, to individuals remotely located...
6957053 Method for selection of a receiver tuning frequency  
Method for tuning the reception of radio broadcast signals to an FM RDS transmitter using program related data and transmitter related data and receiver executing the method, providing a band...
6933984 Television tuner which maintains UHF band tuning circuit bandwidth constant in low to high band range  
A tuning circuit's bandwidth is maintained almost constant throughout a UHF low to high band range so as to prevent interference by a neighboring channel, particularly in receiving high band...
6904271 High-frequency-signal switching circuit suppressing high-frequency-signal distortion  
A high-frequency-signal switching circuit includes a first high-frequency-signal path which includes first and second diodes connected in series with a high-frequency amplifier stage therebetween,...
6900850 Television tuner having simplified wiring for interconnection and having miniaturized integrated circuit  
A switching voltage generation circuit is provided with a first switch transistor, a second switch transistor, and a third switch transistor whose base is connected to the base of the second...
6760079 TV tuner unit having a resonance network  
A TV tuner unit uses a frequency-selective element before or after the resonance stage of either a UHF or VHF tuner for separation of UHF signals from VHF signals. Thus, performance is preserved...
6535722 Television tuner employing micro-electro-mechanically-switched tuning matrix  
A tuning circuit, as for a television receiver or video recorder, employs switchable tuning circuits including micro-electronic electro-mechanical switches for selecting the ones of an array of...
6307600 Tuning with diode detector  
A tuner, for example, for a television receiver, includes a UHF and a VHF section and a mixer oscillator stage. It is known that the VHF frequency band has to be split in at least two parts to...
6259902 Dual channel superheterodyne receiver  
A dual channel receiver (100) includes a front end bandpass filter (120) that has a front end bandwidth, a first mixer (130), a second mixer (135), and two essentially identical receiver back ends...
6243567 Television tuner, tuner integrated circuit and method of controlling television tuner  
There is provided a television tuner including a first amplifier for amplifying received signals having frequencies of VHF-L and VHF-H bands, a first converter for converting a frequency of the...
6192220 Phase lock loop system with ultrafast lock times for half duplex time division multiple access wireless data applications  
A method of providing low energy consumption ultrafast lock time in a mobile communication system normally operating at slower lock times and requiring occasional ultrafast lock times when...
6134426 Radio receiver  
A description is given of a radio receiver, in particular a VHF receiver, including a receiver stage, an evaluation stage, a memory stage, an operating element, a display element and a control...
6070061 Adjacent channel rejection in double conversion tuner  
A double conversion tuner includes a first filter that is relatively flat over a 6 MHz band at 920 MHz. A pair of series-parallel resonant circuits form notch filters that operate on the...

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