Class 348/725 - RECEIVER CIRCUITRY

Subclass of Class 348 - Television
Definition: Subject matter including specific circuitry specially designed
No. of patents: 843
Last issue date: 04/17/2012

«First «Previous 4 5 6 7 8 9 10 11 12 13 14 Next»Last»

Number	Title	Issue Date
7031685	Receiver for regenerating a signal wave via digital signal processing Detection output from a detection circuit 17 is converted to digital detection data D1 and supplied to an AGC circuit AGCC and a noise clamping circuit NCC that are formed by digital circuits. In the AGC circuit AGCC, a digital low pass filter 19	04/18/2006
7030933	Broadcast receiving system with function of on-screen displaying channel information In a broadcast receiving system for receiving the digital broadcast, when the selection of “channel selection menu” is inputted by the user, the channel information stored in a memory is read to decide whether the configuration of a sub-channel is identified dur...	04/18/2006
7030901	Methods and apparatus for removing NTSC signals from a digital television signal A method and apparatus for removing national television system committee (NTSC) signals from a broadcasted datastream including advanced television system committee (ATSC) signals are provided. The apparatus includes an NTSC signal removing unit for removing the NTS...	04/18/2006
7030940	Tuner that suppresses outside radiation of inside oscillated signal An integrated circuit is mounted on a printed board in a state in which a first edge thereof is located to face to a first side of the printed board and a second edge adjacent to the first edge is located to face to a second side adjacent to the first side of the pr...	04/18/2006
7032176	Method and apparatus for providing a menu structure for an interactive information distribution system A method and apparatus for providing an interactive menu structure within an interactive information distribution system. The menu structure is embodied in a combination of software, which provides a so-called navigator and a set top terminal that provides certain f...	04/18/2006
7027792	Topology for a single ended input dual balanced mixer The mixer circuit is a singled ended input to a double balanced high dynamic range mixer with only two base-emitter junctions across the supply. It provides for the use of bondwires to off chip ground as DC block and DC feed elements. The single ended input and diff...	04/11/2006
7027786	Carrier and clock recovery using universal frequency translation Coherent detection of a received EM signal using universal frequency translation (UFT) is described herein. The received EM signal is sampled according to a sub-harmonic LO signal, where the LO signal is in frequency and phase coherence with the received EM signal. ...	04/11/2006
7027528	Timing recovery using the pilot signal in high definition TV Improved carrier recovery and symbol timing systems and methods suitable for use in connection with a dual-mode QAM/VSB receiver system is disclosed. Carrier and symbol timing acquisition and tracking loops are phase/frequency locked to an inserted pilot signal prov...	04/11/2006
7027500	Linear prediction based initialization of a single-axis blind equalizer for VSB signals A single-axis receiver processing, for example, complex vestigial sideband modulated signals with an equalizer with forward and feedback filters. Forward and feedback filters have parameters that are initialized and adapted to steady state operation. Adaptive equali...	04/11/2006
7027108	Apparatus and method for auto channel searching of video display apparatus The present invention relates to an auto channel search apparatus for a TV and a method thereof capable of easily recognizing a broadcast channel of a user. The above-described method includes a step for displaying a channel list in accordance with a channel search ...	04/11/2006
7024683	System and method for adaptively interfacing different POD modules to a navigation device A method, system, and computer program product for adapting a navigation device to 5 operate with a plurality of different point of deployment (POD) modules that provide conditional access to video programming. A POD type for a POD module that is interfaced w...	04/04/2006
7024170	Frequency conversion apparatus A plurality of frequency conversion sections is provided, each of which comprises a first frequency mixer for converting the frequency of the input frequency signal by a signal from a first oscillator; a first filter for extracting an element signal from the output ...	04/04/2006
7024168	Controlled antenna diversity A mobile station with a receiver having antenna diversity where the diversity processing is controlled from the base band processing circuit and only turned on when the performance gain justifies extra power consumption. The base band processing circuit may be instr...	04/04/2006
7020217	Satellite digital audio radio receiver with instant replay capability A receiver adapted to receive a transmitted signal and provide a replay capability in response thereto. The inventive receiver includes the medium (electronic or physical) for storing at least a portion of the received signal. In accordance with present teachings, t...	03/28/2006
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 switching-voltage generation circuit includes a first switching circuit f...	03/28/2006
7012932	Digital broadcast data receiving apparatus A digital broadcast data receiving apparatus comprises a plurality of broadcast data receiving units for receiving digital broadcast data supplied from a plurality of digital broadcast data sources, respectively and a parallel receiving unit for receiving, from the ...	03/14/2006
7010286	Apparatus, system, and method for down-converting and up-converting electromagnetic signals Methods, systems, and apparatuses for down-converting and up-converting an electromagnetic signal. In embodiments, the invention operates by receiving an electromagnetic signal and recursively operating on approximate half cycles of a carrier signal. The recursive o...	03/07/2006
7010007	Light-emitting diode lighting circuit A lighting circuit including a circuit for preventing erroneous illumination of LEDs wherein the lighting circuit, serving as a drive circuit for the LEDs, includes a transistor and a differential amplifier placed at a preceding stage of the transistor. A positive i...	03/07/2006
7006162	Tuner An analogue single conversion tuner comprises a plurality of channels (1, 2, 3) for covering the whole of a desired reception bandwidth. Each tuner comprises an image reject mixer (18) connected to the tuner input (4) by a single tracking filter...	02/28/2006
7006809	Adaptive diversity receiver architecture A diversity receiver circuit that adaptively selects a variable number of one or more antennas for use in improving signal quality. Each antenna is provided its own receiver that each generates a representation of a received signal. This adaptive selection offers hi...	02/28/2006
7006805	Aliasing communication system with multi-mode and multi-band functionality and embodiments thereof, such as the family radio service A receiver having multi-mode and multi-band functionality and capabilities is described herein. The receiver is capable of selectively operating over a plurality of bands and channels. The receiver operates in a plurality of modes, including but not limited to a sin...	02/28/2006
7006150	Interface module for TV sets An interface module for receiving television signals or radio signals has several inputs and outputs for receiving and distributing picture and sound signals as well as control signals and at least one input for antenna signals. The interface module includes at leas...	02/28/2006
7002639	Dual digital television tuner A dual digital television tuner includes first and second direct conversion circuits, each having a pair of mixers and a local oscillator, in which a digital television signal is input to the pair of mixers, which directly output baseband signals. The first direct c...	02/21/2006
6999716	Dual mode radio frequency reception device and corresponding multimedia receiver The invention relates to a dual mode radio frequency reception device of the type enabling the reception firstly of multi-carrier broadcast signals in a first frequency band and secondly radio positioning signals in a second frequency band, comprising a single prepr...	02/14/2006
6999132	RF/IF digital demodulation of video and audio An apparatus generally comprising a tuner circuit, an analog-to-digital circuit and a converter circuit. The tuner circuit may be configured to generate an intermediate frequency signal having a carrier signal at a first intermediate frequency in response to a first...	02/14/2006
6999129	Image processing apparatus, method, and recording medium for controlling image quality Viewing of a program at optimum image quality is realized. A correspondence table of combinations of MPEG video encoding parameters and image signal processing parameters is stored in a RAM. A CPU reads out from the RAM an image signal processing parameter correspon...	02/14/2006
6999057	Timing of fields of video An apparatus and method to delay a field of video by one row in a two field frame to reduce DC build-up or stick caused by textual image. ...	02/14/2006
6996627	System and method for providing update information A system and a method for providing update information. The system includes a client computer which is operably connected to a program information server. The program information server maintains one or more program information items. The system also includes a prog...	02/07/2006
6996133	Digital communication system for transmitting and receiving robustly encoded data Normally ordered robust VSB data are reordered in accordance with a first interleave to produce reordered robust VSB data, The reordered robust VSB data and ATSC data are reordered in accordance with a second interleave to produce normally ordered robust VSB data an...	02/07/2006
6995809	Automatic channel memory device In a broadcasting signal processor, an automatic channel memory device for determining whether a broadcasting signal is present in a channel tuned according to user's selection, and for automatically memorizing the tuned channel if a broadcasting signal is present i...	02/07/2006
6995808	Television tuner A front end tuner for receiving TV signals and the like includes a frequency conversion circuit including a mixer for beating a local signal with received signals within a predetermined band of frequencies to provide selected signals within a predetermined band of f...	02/07/2006
6995806	Amplifier with a universal automatic gain control circuit An amplifier (125) includes a gain stage (210) for amplifying a signal received by the amplifier (125). The amplifier (125) also includes an AGC circuit (400) that adjusts the amplification of the gain stage (210) and that i...	02/07/2006
6993781	Control device, control method, electric apparatus, control method of an electric apparatus, electric apparatus system, control method of an electric apparatus system, and transmission medium Radio waves transmitted from the antenna of a broadcasting station are received by the antenna of a television receiver. The television receiver extracts an EPG from the received radio waves and transmits it to a remote controller via an infrared transmission/recept...	01/31/2006
6992730	Process for mobile reception of television signals and a circuit for executing the process Process for mobile reception of television signals in which an output signal (SA) is derived from n different (S1 . . . S5) and is supplied to the reproduction part of the receiver, the n input signals (S1 . . . S5	01/31/2006
6992728	Broadcast receiving system with function of on-screen displaying channel information In a broadcast receiving system for receiving the digital broadcasting, when the selection of “channel addition/deletion menu” is inputted by the user, received broadcasting signals are decoded to obtain collectively the channel information of the digital/analog...	01/31/2006
6985192	Selective gain adjustment to aid carrier acquisition in a high definition television receiver In a receiver for processing a vestigial sideband modulated signal containing terrestrial broadcast high definition television information and a pilot component, and for which multipath interference can lead to significant attenuation within narrow bands of the rece...	01/10/2006
6983484	Control device, control method, electric apparatus, control method of an electric apparatus, electric apparatus system, control method of an electric apparatus system, and transmission medium Radio waves transmitted from the antenna of a broadcasting station are received by the antenna of a television receiver. The television receiver extracts an EPG from the received radio waves and transmits it to a remote controller via an infrared transmission/recept...	01/03/2006
6982745	Antenna level display device and method, and receiving apparatus An antenna level display device capable of faithfully reflecting any deterioration of a picture quality in receiving a satellite broadcast. In this display device, orthogonal detection of an input signal is executed in a demodulator, and a CN ratio is calculated fro...	01/03/2006
6981276	Control device, control method, electric apparatus, control method of an electric apparatus, electric apparatus system, control method of an apparatus system, and transmission medium Radio waves transmitted from the antenna of a broadcasting station are received by the antenna of a television receiver. The television receiver extracts an EPG from the received radio waves and transmits it to a remote controller via an infrared transmission/recept...	12/27/2005
6979220	Plug locking mechanism This invention secures an electrical plug by inserting a locking pin through a hole in the prong(s) of a male plug or through a hole in a female plug and through a corresponding hole in the male or female receptacle that secures the device plugged into the receptacl...	12/27/2005

«First «Previous 4 5 6 7 8 9 10 11 12 13 14 Next»Last»

PatentStorm

Bizarre Patents

PatentStorm News

Class 348/725 - RECEIVER CIRCUITRY