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TELEVISION TRANSMITTER CIRCUITRY

Subclass of:

348 - Television

Patent class list (only not empty are listed)

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Class / Patent application numberDescriptionNumber of patent applications / Date published
348724000 Modulator 24
Entries
DocumentTitleDate
20090195700LASER DIODE / LED DRIVE CIRCUIT - The invention relates to an apparatus for controlling the output of an LD or LED. The apparatus includes a substantially static bias source and a variable source. The substantially static bias source provides a bias current to the LD/LED. The variable source is capacitively coupled to the LD/LED. The bias current may be provided such that it is higher than a threshold current at which, when provided to an LD, lasing occurs.08-06-2009
20100053454Receiver and signal transmission system - A receiver includes: an adjustment circuit that adjusts an electric potential of a midpoint provided on a side of the receiver such that the electric potential of the midpoint provided between a pair of signal lines and on the side of the receiver is identical with an electric potential of a midpoint provided between the pair of signal lines and on a side of the transmitter, the transmitter transmitting a plurality of image signals, a vertical synchronizing signal, and a horizontal synchronizing signal, and transmitting and receiving differential signals on the pair of signal lines; a control circuit that controls the velocity of rise and decay of the differential signals which flow on the pair of signal lines; and a cancel circuit that cancels crosstalk by the vertical synchronizing signal generated on the horizontal synchronizing signal by inputting the vertical synchronizing signal.03-04-2010
20110194030DEVICE AND METHOD FOR TRANSMITTING AND RECEIVING BROADCASTING SIGNAL - A broadcasting signal transmitting device transmits a broadcasting signal including a base layer signal and an enhancement layer signal as well as an additional layer signal relating to the broadcasting signal to a broadcasting signal receiving device. The broadcasting signal receiving device selectively provides the enhancement layer signal and the additional layer signal to the user according to the user's service level. Accordingly, various services are differently provided to the user according to the user level.08-11-2011
20090122200APPARATUS FOR MODIFYING PART OF BROADCAST TS - An apparatus comprises means (05-14-2009
20100118207METHOD FOR TRANSMITTING/RECEIVING BROADCASTING SIGNAL AND BROADCASTING SIGNAL RECEIVER - A method for transmitting/receiving a broadcasting signal and a broadcasting signal receiver are disclosed. An identifier of a burst period is obtained from program table information of the broadcasting signal including mobile data and only the burst period in which a broadcasting program desired by a user is transmitted is received. Accordingly, when the broadcasting signal is received, only a desired burst period is received such that power consumption of the broadcasting signal receiver can be reduced.05-13-2010
20100073574VIDEO SIGNAL TRANSMITTING DEVICE, VIDEO SIGNAL TRANSMITTING METHOD, VIDEO SIGNAL RECEIVING DEVICE, AND VIDEO SIGNAL RECEIVING METHOD - Object To transmit well a video signal of a desired bit rate within a transfer bit rate of a transfer path.03-25-2010
20090128710DIGITAL BROADCASTING TRANSMISSION/RECEPTION SYSTEM UTILIZING MULL PACKET AND TRS CODE TO IMPROVE RECEIVING PERFORMANCE AND SIGNAL PROCESSING METHOD THEREOF - A digital broadcasting transmission and/or reception system having an improved reception performance and a signal-processing method thereof. A digital broadcasting transmitter comprises a TRS encoder for to TRS-encode a MPEG-2 transmission stream having null data for inserting a Known data and a TRS parity at predetermined positions, randomizer to input and randomize data stream from the TRS encoder, a null packet exchanger to replace the null data for inserting the Known data to the known data, and an encoder for encoding a data streams to which the Known data is inserted. Accordingly, the present invention detects the known data from a signal received from a reception side and uses the detected known data for synchronization and equalization and further uses the TRS parity for correcting error of the received signal, so that the digital broadcasting reception performance can be improved at poor multipath channels.05-21-2009
20120182481VIDEO/SOUND SIGNAL TRANSMITTING SYSTEM AND VIDEO/SOUND SIGNAL SWITCHING AND DISTRIBUTING DEVICE - A video/sound signal switching and distributing device makes connections to a plurality of video/sound signal receiving devices to be connected at startup of a system and performs authentication between itself and the plurality of video/sound signal receiving devices, thereby acquiring key selection information about a video/sound signal transmitting device and holding the key selection information. Even when another video/sound signal receiving device is connected to the video/sound signal transmitting device while one video/sound signal is already in the middle of displaying a view of the video/sound signal, the video/sound signal transmitting device and the video/sound signal switching and distributing device can again establish a connection without redoing mutual authentication. Hence, disconnection and re-connection of the video/sound signal can be performed without interruption of the video/sound signal being displayed for viewing purpose.07-19-2012
20120182480System and Method for Termination Powered Differential Interface Periphery - An apparatus and method for supplying power to the peripheral circuits of a transmitter circuit, especially an HDMI transmitter circuit, is disclosed. In an HDMI transmitter, the termination resistors of the output driver are part of the receiver. DC power for the driver is supplied through these termination resistors. In prior art implementations, power supplied by the receiver circuit is wasted in the DC set-up circuit of the differential line driver. In various embodiments, this wasted power may be recovered from the remote termination to power selected peripheral circuits of the transmitter. The use of this wasted power may reduce the total system power consumption.07-19-2012
20100097527Methods of Generating a Pixel Clock Signal from a Transmission Clock Signal and Related Data Transmission Methods for Multimedia Sources - Methods of generating a pixel clock signal for a multimedia source are provided in which a transmission clock signal having a first frequency is generated from a reference clock signal that has a second frequency. The generated transmission clock signal is multiplied by a multiple to generate the pixel clock signal. The pixel clock signal has a third frequency that is the product of the second frequency and the multiple.04-22-2010
20130057771ELECTRONIC APPARATUS, CONTROL METHOD, AND RECORDING MEDIUM - A communication apparatus includes a communication unit that outputs a predetermined request for acquiring a predetermined logical address acquired by an external apparatus to the external apparatus, and a control unit that controls the communication unit to transmit a command using the predetermined logical address acquired from the external apparatus, wherein the predetermined logical address is related to a device type of the communication apparatus.03-07-2013
20120307159TRANSMITTING APPARATUS, RECEIVING APPARATUS, TRANSMITTING METHOD, AND RECEIVING METHOD - In order to implement both a physical later pipe (PLP) structure and a plurality of receiver classes, a transmitting apparatus includes: a signaling information generation unit which generates signaling information including a transmission parameter for each of PLPs; a PLP processing group which performs processing based on the transmission parameter for each of the PLPs; and a transmitting unit which transmits data including the generated signaling information and PLP data for each of the PLPs. The PLP data is received by a receiving apparatus that is indicated by a flag of the PLP and is not received by another receiving apparatus, the receiving apparatuses being included in a plurality of receiving apparatuses classified under a plurality of states. The generated signaling information includes, as the transmission parameter for each of the PLPs, the flag of the PLP.12-06-2012
20110013089CHANNEL CHANGE TO AN AVAILABLE CHANNEL OF A SPECTRUM - In general, this disclosure relates to techniques for transmitting data in a spectrum, and seamlessly switching from one transmission channel to an available channel in the spectrum. One example method comprises identifying, by a device, at least a first channel of a spectrum, transmitting at least one command to a second, different device, wherein the at least one command contains information that allows the second device to determine at least the first identified channel, and transmitting data in at least the first identified channel.01-20-2011
20120300130IMAGE PROCESSING APPARATUS, SIGNAL PROCESSING METHOD, AND PROGRAM - The present invention relates to a transmitting apparatus and method and a receiving apparatus and method that allow obtaining of all of the tuning information of a multi-segment broadcasting.11-29-2012
20120092560SELECTION OF A DATA STREAM FOR RECEIVING A DATA SERVICE - A method of receiving a data service in a system including a broadcast channel and a data channel, in which at least part of the data service is transmitted by at least the broadcast channel, the method including: receiving, using the data channel, first signalling information relating the data service to an identifier of a first data stream transmitted using the broadcast channel, the identifier being used for signalling in the broadcast channel; receiving, using the data channel, second signalling information relating to a relationship between the first data stream and data capable of being received using the data channel; and selecting one or both of the first data stream and the data capable of being received using the data channel for use in receiving the data service on the basis of the first and second signalling information.04-19-2012
20120105729Methods circuits devices and systems for wireless communication of video information - Disclosed are methods, circuits, devices systems for wireless communication of video information. According to some embodiments, an energy level of one or a group of transmit video block(s) to be transmitted as part of a wireless transmission frame may be adjusted so at to maintain a substantially constant transmission power (e.g. within a range of transmission power levels)05-03-2012
20110292295TRANSMITTER DEVICE, RECEIVER DEVICE, TRANSMISSION METHOD, RECEPTION METHOD, AND TRANSMITTER/RECEIVER DEVICE - There is provided a transmitter device including an interface unit that is an interface for connection to a receiver device via a transmission path, a pre-emphasis unit configured to generate a pre-emphasis signal, the pre-emphasis signal being obtained by adding to an input signal another signal for compensating for a high-frequency component of the input signal, and a transmission control unit configured to acquire identification information indicating whether the receiver device is capable of performing a process of receiving the pre-emphasis signal, switch the receiver device to a state in which the receiver device is capable of performing the process of receiving the pre-emphasis signal in accordance with the identification information, and control the pre-emphasis unit to generate the pre-emphasis signal.12-01-2011
20110216245METHOD AND APPARATUS FOR MANAGING RESOURCES FOR DISPLAYS - The disclosed embodiments provide a system for managing multiple sink devices in a computer system. During operation, the system performs a discovery operation to identify one or more sink devices which are coupled to the computer system, wherein the discovery operation determines an interconnection topology between the computer system and the one or more sink devices, and wherein multiple sink devices can be coupled to the computer system through the same connector. Next, the system associates the one or more sink devices with one or more frame buffers which are used to assemble content streams for the one or more sink devices. Finally, the system drives the one or more sink devices through the one or more frame buffers.09-08-2011
20110216246TRANSMISSION DEVICE, DATA TRANSMITTING METHOD, AND COMMUNICATION SYSTEM - A transmission device includes: a communication unit that communicates with a plurality of reception devices; a transmission data setting unit that compares the number of the reception devices as transmission targets of transmission data representing content and a predetermined threshold value and sets the transmission data to be transmitted to the reception devices to each reception device based on a result of the comparison such that a transmission rate for transmission that represents an amount of data transmission necessary to transmit the transmission data to the reception devices does not exceed a reference transmission rate representing an amount of data transmission at which data can be transmitted in the communication, and the transmission data having relatively high reproduction quality is transmitted to the reception devices as the transmission targets; and a transmission processing unit that concurrently transmits the transmission data set by the transmission data setting unit to the corresponding reception devices as the transmission targets.09-08-2011
20090128711DIGITAL BROADCASTING TRANSMISSION/RECEPTION SYSTEM UTILIZING SRS AND TRS CODE TO IMPROVE RECEIVING PERFORMANCE AND SIGNAL PROCESSING METHOD THEREOF - A digital broadcasting transmission and/or reception system having an improved reception performance and a signal-processing method thereof. A digital broadcasting transmitter comprises a TRS encoder for to TRS-encode an MPEG-2 transmission stream having null data for inserting an SRS data and a TRS parity at predetermined positions, randomizer to input and randomize data stream from the TRS encoder, a SRS exchanger to replace the null data for inserting the SRS data to the known data, and an encoder for encoding a data streams to which the Known data is inserted. Accordingly, the present invention detects the known data from a signal received from a reception side and uses the detected known data for synchronization and equalization and further uses the TRS parity for correcting error of the received signal, so that the digital broadcasting reception performance can be improved at poor multipath channels.05-21-2009
20090147144TELEVISION BOX - A television box suitable for being coupled to a display is provided. The television box includes a chip and a transmitter. The chip supports to output a low voltage differential signal. The transmitter is coupled to the chip and selectively transmits the low voltage differential signal output by the chip to a digital visual signal or an analog visual signal. The television box has the advantages of noise reduction and color enhancement.06-11-2009
20100085489Methods and Apparatus for Generating a Transport Data Stream with Image Data - A transport data stream is generated by generating a data stream of successive second data frames with a GOP structure for each program containing image data of an image of an image sequence recorded digitally and belonging to the respective program by a source encoder. The transmission start, transmission period and transmission time are determined. At the start of first data frames, second data frames realized as P-frames or B-frames to be transmitted are replaced by second data frames realized as I-frames in each of the data streams belonging to a program and each first data frame of the transport data stream is packed with second data frames of data streams belonging in each case to one program whose transmission time fits the transmission start and the transmission period of the respective first data frame by means of a multiplexer.04-08-2010
20100118206APPARATUS AND METHOD FOR USE IN MOBILE/HANDHELD COMMUNICATIONS SYSTEM - A signal comprises a sequence of fields, each field having a synchronization portion and a data portion, a transmitter inserts a pseudonoise (PN) sequence into the synchronization portion of a field for use in identifying a presence of mobile data in the data portion of that field; and transmits the signal. In complementary fashion, a receiver receives the signal and upon detecting the PN sequence in the synchronization portion of the received signal determines whether or not mobile data is in the data portion of that field of the received signal.05-13-2010
20100194994Dual Mode DP and HDMI Transmitter - A system and method for dual mode DP and HDMI transmission are provided. Briefly described, one embodiment of a dual mode DP and HDMI transmitter, among others, can be implemented as follows. The dual mode DP and HDMI transmitter comprises a driver circuit controlled by a data signal. The dual mode DP and HDMI transmitter also comprises a control circuit coupled to the driver circuit. The control circuit is configurable to transmit the data signal in a DP mode or a HDMI mode according to a mode signal. One embodiment of a method, among others, comprises: receiving a mode signal; determining whether to configure the dual mode DP and HDMI transmitter for transmitting in a DP mode or an HDMI mode based on the received mode signal; and configuring a dual mode DP and HDMI transmitter in accordance with the determination.08-05-2010
20090141180Transmitting device, receiving device, and method for transmitting operational information in receiving device - A transmitting device includes a video-signal output unit, an image displaying unit, an information receiving unit, and a controller. The video-signal output unit outputs a video signal. The image displaying unit displays an image based on the video signal outputted from the video-signal output unit, on a first image display element. The signal transmitting unit transmits the video signal outputted from the video-signal output unit, to an external apparatus via a transmission path. The information receiving unit receives operational information transmitted from the external apparatus, on a display screen of a second image display of the external apparatus. The controller controls at least an operation of the video-signal output unit on the basis of the operational information received by the information receiving unit.06-04-2009
20120287345System and Method for Automatically Tuning Video Signals - This invention discloses an automatically signal-tuning system for using in video signal transmission. The system can use the auto-tuning function in video transmission circuit to make the system automatically detect the extents of frequency loss and delay affected by a transmitting cable and to adjust the received signal to approximate to the original transmitted signal once system reboot and/or transmitting cable hot-plugging. The compensation for the signal frequency loss and the signal delay is by comparing and analyzing the attenuation and the delay values to provide the video signal on the transmitting cable to be automatically adjusted to the optimized response value.11-15-2012
20100128182INTERFACE CIRCUIT - A video signal and an audio signal are TMDS transmitted from a source device to a sink device. Through a reserved line and a HPD line provided separately from a TMDS transmission line, an Ethernet™ signal is bidirectionally transmitted, and also, a SPDIF signal is transmitted from the sink device to the source device. The Ethernet™ signal bidirectionally transmitted between Ethernet™ transmitter/receiver circuits is differentially transmitted by an amplifier and is received by the amplifier. The SPDIF signal from a SPDIF transmitter circuit is common-mode transmitted from an adder and is received by the adder to be supplied to the SPDIF receiver circuit.05-27-2010
20090033802Hybrid Coupler and UHF Television Channel Mixer Comprising Such a Hybrid Coupler - A hybrid coupler for UHF-band television transmission has a box containing two lines, each of which is insulated from the box and from the other line, is connected to the other line in a “tandem” configuration, and has a first, a second, and a third portion separate from one another and connected respectively to the third, second, and first portion of the other line to define a first, a second, and a third coupling section to achieve a constant connection over the whole UHF band.02-05-2009
20080303956VIDEO TRANSMISSION APPARATUS AND VIDEO TRANSMISSION METHOD - According to one embodiment, a video transmission apparatus includes a detection unit which detects a communication quality level of a wireless communication channel which wirelessly connects a display device and the video transmission apparatus, a start control unit which starts a process of transmitting video data to the display device via the wireless communication channel if the detected communication quality level exceeds a first threshold value and a hot plug detect signal is received in a state in which transmission of the video data to the display device is stopped, and a stop control unit which stops the transmission of the video data to the display device if the detected communication quality level falls below a second threshold value, which is lower than the first threshold value, in a state in which the process of transmitting the video data to the display device is being executed.12-11-2008
20100265408TRANSMISSION METHOD IN TRANSMISSION SYSTEM - Within a short-distance wireless transmitting apparatus for use of TV, for transmitting video without interruption and with low power consumption, a transmitter portion having a reception frequency differing from a transmission frequency is provided on a station side having a video source, and a receiver portion for receiving the frequency corresponding to a reception frequency band of the station side and also a transmitter portion for transmitting the frequency corresponding to a reception frequency band of the station side are provided on a panel side for displaying, in the structure thereof, wherein transmission/reception can be operated, simultaneously, by FDD separating in frequency for transmission.10-21-2010
20100271557DIGITAL TELEVISION TRANSMITTER/RECEIVER AND METHOD OF PROCESSING DATA IN DIGITAL TELEVISION TRANSMITTER/RECEIVER - A digital television (DTV) transmitter and a method of processing data in the DTV transmitter/receiver are disclosed. In the DTV transmitter, a pre-processor pre-processes the enhanced data by coding the enhanced data for forward error correction (FEC) and expanding the FEC-coded data. A packet formatter generates one or more groups of enhanced data packets, each enhanced data packet including the pre-processed enhanced data and known data, wherein the data formatter adds burst time information into each group of enhanced data packets. And, a packet multiplexer generates at least one burst of enhanced data by multiplexing the one or more groups of enhanced data packets with at least one main data packet including the main data, each burst of enhanced data including at least one group of enhanced data packets.10-28-2010
20120105730SYSTEM AND METHOD FOR MOBILE COMPUTING TRANSMISSION ON A NETWORK OF DATA ASSOCIATED WITH A TELEVISION DISPLAY - A system and method for transmitting over a cellular network television program information to a mobile device, wirelessly transmitting television commands from the mobile device to a television, transmitting from the device over the cellular network television viewing information of what program is being displayed on the television at any particular moment, and transmitting to and from the mobile device over the cellular network any of data, video, text or other information relating to the program then being displayed on the television.05-03-2012
20090316051MOVING PICTURE DISTRIBUTION APPARATUS - To provide a moving picture distribution apparatus for realizing the distribution of moving pictures whose main contents cannot be viewed without viewing a CM, the moving picture distribution apparatus (12-24-2009
20100157163APPARATUS FOR RECEIVING AND TRANSMITTING TELEVISION SIGNALS - An apparatus for receiving and transmitting digital television signals comprising: an input interface (06-24-2010
20100259691Transmission apparatus, display apparatus, and image display system - A transmission apparatus includes: a video-signal transmission section transmitting a video signal to an external apparatus by a differential signal through a plurality of channels through a transmission line; and an information transmission section transmitting image-quality adjustment information corresponding to the video signal transmitted by the video-signal transmission section to the external apparatus through a communication path formed by a pair of differential transmission lines included in the transmission line.10-14-2010
20100225824Multi-Input Multi-Output Time Encoding And Decoding Machines - Methods and systems for encoding and decoding signals using a Multi-input Multi-output Time Encoding Machine (TEM) and Time Decoding Machine are disclosed herein.09-09-2010
20100271556Mobile electronic device having content transmission interface - The mobile electronic device for reproducing digital content includes a body and a content transmission interface connector. The body is configured to store and process the digital content, where the digital content includes high-quality uncompressed video data. The content transmission interface connector includes a male connector configured to be connected directly to an external display device and configured to output the digital content to the external display device.10-28-2010
20110122322Method and apparatus for transmission and reception using power line - An apparatus for transmission and reception of video signal using power line is provided. The device include a coupler for receiving a high-frequency composite video signal from an external video signal transmitter, a first amplifier, a first low-pass filter, a second amplifier, a second low-pass filter, an FM demodulator, a video amplifier, an analog-digital converter, an image processor, and a universal serial bus (USB) host for processing a video file from the image processor so as to be adapted to be displayed on the personal computer and outputting to a USB port or storing in a memory.05-26-2011
20100231803HIGH DEFINITION TELEVISION TRANSMISSION WITH MOBILE CAPABILITY - A method and architecture for processing signal communications between an encoder and decoder operating according to the ATSC standard adapted for mobile handheld transmission is disclosed. The method and apparatus comprises embedding code rate identifiers in the packet ID and training sequences, using a chirp sequence as a training sequence and transmitting data in a single burst wherein the data is encoded according to multiple code rates.09-16-2010
20110109807VIDEO DATA PROCESSING DEVICE AND VIDEO DATA PROCESSING METHOD - A video data processing device configured to send video data to a sink device includes: a log generation unit configured to generate log information; a memory configured to receive from the sink device sink device information indicating a format of video which the sink device can display, and store the received sink device information; a log receiving unit configured to receive log information stored in the sink device; a log comparison unit configured to determine whether or not the log information generated in the log generation unit matches the log information stored in the sink device; and a log sending unit configured to send the log information generated in the log generation unit to the sink device. When the log comparison unit determines that both the log information matches, video data is sent to the sink device based on the sink device information in the memory.05-12-2011
20100253856DISPLAY APPARATUS, VIDEO SIGNAL TRANSMISSION METHOD FOR DISPLAY APPARATUS, TRANSMITTING APPARATUS, AND TRANSMISSION METHOD OF VIDEO SIGNAL - Provided is a display apparatus including a first signal receiving unit that receives a non-compressed video signal from an external device via a first transmission path through a plurality of channels by means of a differential signal, an image display unit that displays images by processing the video signal received by the first signal receiving unit, a second signal receiving unit that receives a compressed video signal of a same video source as the non-compressed video signal by using a bi-directional communication path configured by predetermined lines of the first transmission path, and a signal transmitting unit that transmits a compressed video signal corresponding to the compressed video signal received by the second signal receiving unit to another external device different from the external device.10-07-2010
20110211129Method and system for configuring an asymmetric link based on monitored messages - A networking device for multimedia applications including self-configurable asymmetric ports. The networking device is coupled to end-devices configured to use multimedia control messages to control their operation. The networking device monitors the multimedia control messages transmitted through it and sets the direction of at least one of the self-configurable asymmetric ports according to the monitored multimedia control messages. Also disclosed a wired switch supporting uncompressed video including self-configurable asymmetric ports. The switch is coupled to end-devices configured to use control messages to control their operation, and the switch is configured to: monitor the control messages transmitted through it, change at least some of the monitored control messages transmitted through it or create spoofed control messages, and automatically set the direction of at least one of the self-configurable asymmetric ports according to the monitored control messages.09-01-2011
20110176060DATA FEEDBACK FOR BROADCAST APPLICATIONS - This disclosure relates to techniques for processing feedback associated with data previously transmitted by a communication device. One example communication system comprises one or more processors, a channel identifier, a transmitter, and a data receiver/feedback unit. The channel identifier is operable to identify at least one channel currently available in a digital broadcast spectrum. The transmitter is operable to transmit data via the at least one identified channel of the digital broadcast spectrum, wherein the transmitted data complies with a digital broadcast format. The data receiver/feedback unit is operable to receive a representation of the data and compare at least a portion of the received representation of the data to at least a portion of the transmitted data. The one or more processors are configured to determine whether to adjust a broadcast transmission parameter or a data transformation parameter for use in subsequent data communication based upon the comparison.07-21-2011
20100134696METHOD AND SYSTEM FOR PROCESSING WIRELESS DIGITAL MULTIMEDIA - A transmit digital processing system for wireless transmission of HDMI and/or DVI data using an FPGA. The FPGA converts the data into two data streams and includes a front end component multiplexing video data with control data. A complementary receive FPGA is also disclosed.06-03-2010
20110043707CONTENT TRANSMITTING DEVICE - A content transmitting device 02-24-2011
20100296001DIGITAL BROADCAST TRANSMITTER, DIGITAL BROADCAST RECEIVER, AND METHODS FOR CONFIGURING AND PROCESSING STREAMS THEREOF - A method for processing a stream of a digital broadcast receiver is provided. The method which processes a stream that is divided into a first area allocated to first mobile data and a second area allocated to normal data, includes: receiving a transport stream including new mobile data in at least a part of the second area separately from the first mobile data, demodulating the transport stream, equalizing the demodulated transport stream, and decoding at least one of the first mobile data and the new mobile data from the equalized transport stream. Accordingly, mobile data services may be provided in various ways.11-25-2010
20100296000METHOD AND DEVICE FOR TRANSMITTING VIDEO DATA - The method for transmitting video data encoded in a scalable video stream representing said video data in a plurality of layers, comprises, for at least one layer: 11-25-2010
20080239162Method and system for inserting digital video effects into a video stream at a multiplexing device after routing - A system and apparatus for generating an output signal includes a receiving system 10-02-2008
20080246886METHOD AND APPARATUS FOR RECEIVING DIGITAL CONTENTS THROUGH DATA BROADCASTING CHANNEL - A method and apparatus for receiving digital contents through a data broadcasting channel are provided. The method includes analyzing information related to contents which is requested by a user while receiving broadcasting; and selectively receiving the contents through an idle tuner from among a plurality of tuners, according to the analysis result.10-09-2008
20110001885Non-real Time Services - In certain embodiments, a digital television broadcast method involves generating a digital television signal having one or more transport streams; where data in at least one of the one or more transport streams that supports non-real time (NRT) services, where such data comprises an Internet protocol (IP) stream of packets containing NRT content including a FLUTE file description table (FDT), a NRT information table (NRT-IT), and a Service Map Table (SMT); where the NRT-IT contains a content ID that relates the NRT-IT to the FLUTE FDT, and where the SMT contains a service ID that relates the SMT to the NRT-IT table; and outputting the one or more transport streams for broadcast as a digital television signal. This abstract is not to be considered limiting, since other embodiments may deviate from the features described in this abstract.01-06-2011
20080239164EZ home cinema - A projector assembly includes a projector for projecting images and a plurality of speakers for reproducing sound. The projector assembly further includes a mounting bracket connected to a surface. The projector assembly includes a support assembly connected to the mounting bracket, wherein the projector and the plurality of speakers are supported by the support assembly. A projection screen system includes a projector, a mounting assembly, and a projection screen assembly. The projection screen assembly includes a first plurality of speakers for reproducing sound transmitted thereto and a projection screen to receive the projected image. The projection screen assembly is mounted to the mounting assembly and the mounting assembly can be mounted to a horizontal surface and a vertical surface. The system includes a power cable to provide AC power between the projection screen assembly and the projector in the projector assembly.10-02-2008
20080239163Method and system for inserting digital video effects into a video stream after bypass routing and before encoding - A system and apparatus for generating an output signal includes a receiving system 10-02-2008
20100214489AUTO-BROADCASTING TV UNIT AND METHOD - The present invention relates to the TV field. An auto-broadcasting TV unit and an auto-broadcasting method are provided in the present invention to solve the problem of complicated operations for broadcast of a TV terminal with the existing technology. The device includes an antenna, a TV signal processing module, a sensor, and a judging module. The TV signal processing module is configured to process signals received by the antenna and display signals to a user. The sensor is configured to detect the use status of the antenna and send the status information of the antenna to the judging module. The judging module is configured to turn on or turn off the TV signal processing module according to the status information. The benefit of the present invention is to simplify the operation for a user.08-26-2010
20130169882SYSTEM AND METHOD FOR TRANSMITTING A VIDEO SIGNAL FROM A TRANSMITTER TO A RECEIVER AND READING AND WRITING EDID - The present invention relates to system and method of reading and rewriting EDID in a video transmission system includes a transmitter transmitting a video signal and a receiver receiving the video signal that the transmitter transmitted which are connected to each other through digital interface, the method includes a reading step where the transmitter reads the EDID of the receiver through the digital interface; a first transmitting step where the transmitter transmit the video signal to the receiver on the basis of the EDID which the transmitter read; a second transmitting step where the receiver transmits a first message related to the EDID of the receiver; and a third transmitting step where the receiver transmits a second message related to the EDID of the receiver; wherein the transmitter, which received the first message from the receiver, does not read the EDID of the receiver until the second message is received.07-04-2013
20100194995DATA RECORDING MEDIUM, DATA RECORDING METHOD, DATA RECORDING APPARATUS, DATA REPRODUCING METHOD, DATA REPRODUCING APPARATUS, DATA TRANSMITTING METHOD, AND DATA TRANSMITTING APPARATUS - PCM audio data is recoded in a first session P08-05-2010
20110149169HIGH-QUALITY CONTENT GENERATING SYSTEM, METHOD THEREFOR, AND PROGRAM - A high-quality content generating system provided with a feature amount extracting means for extracting the feature amounts of a plurality of pieces of content therefrom, a content grouping means for performing matching between the feature amounts of the plurality of pieces of content extracted by the feature amount extracting means, grouping the same content included in the plurality of pieces of content and the derived content produced by using the same content, and calculating same/derived content grouping information, and a high-quality content generating means for selecting pieces of content to be grouped by the same/derived content grouping information from the plurality of pieces of content and generating content with higher quality by using the selected content.06-23-2011
20110149168SYSTEM AND METHOD FOR BROADCAST STATION ADJACENCY - Disclosed herein are systems, methods, and computer-readable storage media for broadcasting signals. The system includes a supplemental antenna at a first location co-located with a main antenna transmitting a main signal. The supplemental antenna is physically separate from a main antenna at the same location and transmits a supplementary signal adjacent to the main signal which matches or corresponds to a remote signal transmitted from an antenna at a remote location. The system transmits the supplemental signal at sufficient power to overcome interference in a coverage hole of the remote signal caused by the main signal. A supplemental antenna co-located with the main antenna can transmit the supplemental signal. The system can receive a supplemental signal that matches a remote signal, pass the supplemental signal through a same power amplifier and filter as a local main signal, and broadcast via an antenna both the main signal and the supplemental signal.06-23-2011
20100328540HDMI and displayport dual mode transmitter - A method and apparatus is disclosed that is capable of transmitting video signals and/or audio signals using the HDMI interface standard or the DisplayPort interface standard. A dual mode transmitter is disclosed that is configurable to transmit to a first sink device, configured in accordance with a HDMI display interface, in a HDMI mode of operation and/or a second sink device, configured in accordance with a DisplayPort display interface, in a DisplayPort mode of operation. The dual mode transmitter is configured to receive a biasing current from the first sink device in the HDMI mode of operation or to internally provide the biasing current in DisplayPort mode of operation by selecting impedances from selectable impedance networks. The dual mode transmitter is configured to transmit the video signals and/or audio signals by biasing one or more transistors using the biasing current.12-30-2010
20120147273METHOD AND APPARATUS FOR TRANSMITTING/RECEIVING DATA STREAM IN BROADCAST SYSTEM - Methods and apparatus are provided for transmitting and receiving a data stream in a digital video broadcast system. The data stream is segmented into a plurality of segments of the data stream. A frame is generated. The frame includes a preamble section and a data section. The data section carries the data stream, and the preamble section carries signalling information. The frame is transmitted to a receiver. In generating the frame, the data section of the frame is segmented into a plurality of frequency zones, and at least one segment of the data stream is mapped to a frequency zone of the plurality of frequency zones. The signalling information includes first segmentation information of the data stream and second segmentation information of the plurality of frequency zones.06-14-2012
20110304775COMMUNICATION APPARATUS AND CONTROL METHOD - A communication apparatus includes: a transmitting unit, a receiving unit and a control unit. The transmitting unit transmits video data to an external apparatus via a first transmission line. The receiving unit receives a command from the external apparatus via a second transmission line. The control unit that resets the transmitting unit without resetting the receiving unit if a communication error relating to the first transmission line is detected, and resets the receiving unit without resetting the transmitting unit if a communication error relating to the second transmission line is detected.12-15-2011
20120038832DTV RECIVING SYSTEM AND METHOD OF PROCESSING DTV SINGNAL - A digital television (DTV) receiving system includes an information detector, a timing recovery unit, a carrier recovery unit, and a phase compensation unit. The information detector detects position information of a known data sequence periodically repeated in a DTV signal and estimates an initial frequency offset value. The timing recovery unit performs timing recovery on the DTV signal by detecting timing error information from the DTV signal using the position information. The carrier recovery unit performs carrier recovery on the DTV signal using the position information. The phase compensation unit compensates a phase offset of the DTV signal using the position information.02-16-2012
20120038831DTV RECEIVING SYSTEM AND METHOD OF PROCESSING DTV SIGNAL - A digital television (DTV) receiving system includes an information detector, a resampler, a timing recovery unit, and a carrier recovery unit. The information detector detects a known data sequence which is periodically inserted in a digital television (DTV) signal received from a DTV transmitting system. The resampler resamples the DTV signal at a predetermined resampling rate. The timing recovery unit performs timing recovery on the DTV signal by detecting a timing error from the resampled DTV signal using the detected known data sequence. The carrier recovery unit performs carrier recovery on the resampled DTV signal by estimating a frequency offset value of the resampled DTV signal using the detected known data sequence.02-16-2012
20090278993Wireless Transmission System for Wirelessly Connecting Signal Source Apparatus And Signal Sink Apparatus - In an adapter apparatus, a wireless communication circuit wirelessly transmits an audio-visual signal to an adapter apparatus, and receives an HPD pulse signal from the adapter apparatus. A controller controls a DVD player to execute a predetermined initialization processing, by converting the HPD pulse signal into an HPD signal and outputting the HPD signal to the DVD player. In the adapter apparatus, a wireless communication circuit receives the audio-visual signal from the adapter apparatus, and wirelessly transmits the HPD pulse signal to the adapter apparatus. A controller controls the DVD player to execute the predetermined initialization processing, by controlling the wireless communication circuit to wirelessly transmit the HPD pulse signal to the adapter apparatus.11-12-2009
20120044424WIRELESS COMMUNICATION SYSTEM - The present invention discloses a wireless communication system comprising; a function and state maintenance unit that holds a function and a state of receiving side apparatus communicating through wireless communication; a reply unit, while the wireless communication is not established, when transmission side apparatus sends control data to the receiving side apparatus before establishing the wireless communication, that sends pseudo reply signal corresponding to the control data to the transmission side apparatus based on the function and state data held in the receiving side apparatus; a wireless communication establishment unit that establishes wireless communication; a command transmission unit that sends the control data to the receiving side apparatus through the established wireless communication.02-23-2012
20120008052METHOD, DEVICE, SYSTEM, PROGRAM, AND INTEGRATED CIRCUIT FOR WIRELESS TRANSMISSION - A wireless transmission method includes: receiving a location specification message indicating a location of a source device (S01-12-2012
20090102978VIDEO SIGNAL TRANSMISSION UNIT - A repeater unit includes an input circuit having an input terminal that can be connected to output of an upstream repeater unit through a signal cable for inputting a video signal from the input terminal; an output circuit having an output terminal that can be connected to input of a downstream repeater unit through a signal cable for outputting a video signal to the output terminal; and a selection circuit that can be connected to a video signal output device for outputting a video signal and outputs the video signal input from the video signal output device to the output circuit. The input circuit and the output circuit have termination resistors matched with each other. When the repeater units are daisy-chained, termination matching is conducted.04-23-2009
20120013808COMMUNICATION APPARATUS, TELEVISION RECEIVER, VIDEO SIGNAL PROCESSING APPARATUS, COMMUNICATION METHOD, PROGRAM, AND INTEGRATED CIRCUIT - A communication apparatus (01-19-2012
20080266462Digital Broadcasting Transmission/Reception System Utilizing Mull Packet And Trs Code To Improve Receiving Performance And Signal Processing Method Thereof - A digital broadcasting transmission and/or reception system having an improved reception performance and a signal-processing method thereof. A digital broadcasting transmitter comprises a TRS encoder for to TRS-encode a MPEG-2 transmission stream having null data for inserting a Known data and a TRS parity at predetermined positions, randomizer to input and randomize data stream from the TRS encoder, a null packet exchanger to replace the null data for inserting the Known data to the known data, and an encoder for encoding a data streams to which the Known data is inserted. Accordingly, the present invention detects the known data from a signal received from a reception side and uses the detected known data for synchronization and equalization and further uses the TRS parity for correcting error of the received signal, so that the digital broadcasting reception performance can be improved at poor multipath channels.10-30-2008
20120154686Data Analyzing And/Or Combined Main/Mobile Receiving - Mobile/handheld (M/H) data is received in an M/H frame equivalent in size to exactly 20 VSB data frames. Each VSB frame contains an odd VSB field and an even VSB field, and each of the VSB fields includes one field sync segment and 312 data segments. The M/H frame includes main data and M/H data, and the M/H data has more robust coding than the main data. The M/H frame is received and an MPEG encoded transport stream derived therefrom is outputted. Frame registration is found so as to find a structure of the M/H frame in the MPEG encoded transport stream. Based on the structure of the M/H frame, the M/H data is randomized. Based on the structure of the M/H frame, block mode data is located within the randomized M/H data. The M/H data is decoded using the block mode data.06-21-2012
20120249882COMMUNICATION MODULE AND COMMUNICATION SYSTEM - A communication module capable of reducing power consumption in an electronic unit is provided. A communication module includes: a communication section; and a control section determining handling of data received by the communication section from an external unit, based on one or both of a power state of a connected host unit and a type of the received data.10-04-2012
20100245676Radio vision electronic network / analog output / viewing system - A system and method bringing video to commercial FM and video to Sub-Carrier Authorization programming, the system would make use of a Double Sideband Suppress Carrier SCA frequency at 67 kHz, modulated by a Slow San Video Converter for providing minute by minute snap shots of video related to the audio program on the main FM channel such as if the main FM channel being listened to is 87.7 MHz then the related video channel would be 87.767 MHz, also, an additional audio/slow scan video FM station would be available as well and will be known as fm2, the audio portion of fm2 is an Independent Sideband Suppressed Carrier for providing audio in stereo at the SCA frequency at 92 kHz and the slow scan video portion of the station is again another Double Sideband Suppress Carrier SCA at the frequency of 114 kHz.09-30-2010
20120162531HDMI AND VGA COMPATIBLE INTERFACE CIRCUIT - A signal transmitting circuit includes a HDMI signal transmitting unit adapted to output a HDMI signal, a VGA signal transmitting unit adapted to output a VGA signal, a VGA signal processing unit, and a transmitting control unit. The VGA signal processing unit is connected to the VGA signal transmitting unit. The VGA signal processing unit is adapted to receive the VGA signal from the VGA signal transmitting unit, and include a detection signal into the VGA signal to form a combination signal. A transmitting control unit is connected to the VGA signal processing unit and the HDMI signal transmitting unit. The transmitting control unit is adapted to receive the combination signal and the VGA signal, to distinguish the combination signal and the VGA signal, and to output the combination signal and the VGA signal to the appropriate receivers.06-28-2012
20120212675APPARATUS, SYSTEMS AND METHODS UTILIZING ADJACENT-CHANNEL POWER DEPENDENT AUTOMATIC GAIN CONTROL FOR DIGITAL TELEVISION DEMODULATION - An embodiment of the present invention provides a method for digital television demodulation, comprising using adjacent-channel power dependent automatic gain control (AGC) for the digital television demodulation, wherein an AGC technique takes into account a total power as well as power of adjacent channels to control gain of a gain control amplifier.08-23-2012
20120257117TRANSMITTING VIDEO/AUDIO CONTENT FROM A MOBILE COMPUTING OR COMMUNICATIONS DEVICE - Disclosed is a method, circuit and system for facilitating transmission of video and/or audio content from a computing/communications device such as Personal Computer, Cellular Phone, Smart-Phone, Personal Digital Assistant (“PDA”), Laptop Computer, Tablet, E-Book reader and/or any variation thereof. Video/audio content stored on, generated or received by, or otherwise displayable upon a computing/communications device may be at least partially processed using computational resources (e.g. central processing unit (CPU), graphics processing unit (GPU), digital signal processor (DSP), application processor, etc.) utilized by another application of the device. The video/audio content may be transmitted using one or more communication resources (e.g. Wi-Fi) utilized by another application of the device.10-11-2012
20120229706TRANSMISSION SYSTEM AND RELAY DEVICE - Provided is a system for supplying a power from a sink device to a source device. Not only the source device but also a cable or a repeater device to be connected thereto has compatibility in power supply. A physical address obtained from information of an EDID memory forms a base of CEC message exchange, but a physical address of the cable or repeater device is overlapped with the source device or unknown. The cable or a repeater device uses changes the type of a message while using the same physical address as the source device or use such a message having the physical address information of the source device is described in a parameter of the message using the unknown physical address. The message having a supply or reception current for each device described therein is exchanged with the sink device or the source device to adjust current reception.09-13-2012
20120320276ANALOG VIDEO SIGNAL TRANSMISSION DEVICE - An analog video signal transmission device includes an output unit and a receiving unit. One end of an output circuit of the output unit connects to a ground circuit, and another end outputs an analog video voltage signal to a current converter in order to convert the analog video voltage signal to a proportional analog video current signal as an output signal. A receiving unit uses a receiving circuit to receive the analog video current signal and convert it to a received analog video voltage signal. The ground circuit is a signal transmission circuit connected from a node to the receiving circuit via an impedance, and for removing ground noises.12-20-2012
20090141179Cellular Antenna Assembly With Video Capability - An antenna assembly is disclosed for analyzing conditions of an antenna and its surroundings with video technology including an antenna housing wherein an antenna panel is disposed, and a camera that is in connection with the antenna panel and is coupled to a computer system for storing and transmitting data through a packet switching network to a user who may communicate using a user interface. In an exemplary embodiment, an antenna assembly may further comprise an adjustment system that is capable of controlling azimuth and downtilt movement and as well as the focus of the camera under direction of a control unit in a remote location.06-04-2009
20130010203DIGITAL TELEVISION SIGNAL, DIGITAL TELEVISION RECEIVER, AND METHOD OF PROCESSING DIGITAL TELEVISION SIGNAL - A digital television (DTV) signal for use in a DTV receiver includes an extended text table (ETT) which includes a header and a message body. The header includes a table identification extension field which serves to establish uniqueness of the ETT, and the message includes an extended text message (ETM). If the ETT is an event ETT, the table ID extension field includes an event identification which specifies an identification number of an event associated with the ETT. On the other hand, if the ETT is a channel ETT, the table identification extension field includes a source identification which specifies a programming source of a virtual channel associated with the ETT. A section-filtering unit included in the DTV receiver is able to use table identification extension fields of a plurality of ETTs for section-filtering a pertinent event or channel ETT from the ETTs.01-10-2013
20130021531SINK DEVICE, SOURCE DEVICE AND WIRELESS TRANSMISSION SYSTEM - Disclosed is a wireless transmission system provided with: a sink device which, when AV data transmitted by means of multicast wireless transmission from a source device is reproduced, performs reproduction control in accordance with the wireless connection state of another sink device that reproduces the AV data from the same source device; and the source device which is capable of determining the wireless connection state and the reproduction control state of the sink device. When the AV data obtained by means of multicast wireless transmission from the source device (01-24-2013
20130135532APPARATUS AND METHOD FOR COMMUNICATING WIRELESS VIDEOBASED ON ZIGBEE NETWORK PROTOCOL - A method and an apparatus for communicating wireless videos based on ZigBee network are provided. The method includes: receiving, a video transmitting apparatus, a video transmitting request from a user through a button input apparatus; receiving videos from a video input apparatus when an interrupt is generated and storing the received videos in a transmitting buffer, by setting a timer; and when data exceeding a predetermined capacity of the transmitting buffer are stored in the transmitting buffer, splitting the videos stored in the transmitting buffer into ZigBee packets and transmitting the split videos to a video receiving apparatus. According to the present invention, the video transmitting apparatus and the video receiving apparatus can control a power supply for peripheral apparatuses such as a video input apparatus, a video output apparatus, by a message, if necessary, and can minimize power consumed by the peripheral apparatuses.05-30-2013
20130176499TRANSMITTING/RECEIVING SYSTEM, TRANSMITTING/RECEIVING METHOD, AND COMPUTER READABLE MEDIUM - A transmitting/receiving system includes two transmitting/receiving apparatuses connected through a transmission cable having two one-direction signal lines. Each apparatus includes a transmitting unit that transmits a signal, a receiving unit that receives a signal, a calculator, a controller, a storage, and an estimating unit. The calculator calculates an S/N ratio of the received signal. The controller controls the calculation by obtaining, as a first value, a strength of a signal caused by a check signal transmitted during absence of a check signal being received, obtaining, as a second value, a strength of a check signal received during absence of a check signal being transmitted, and dividing the second value by the first value. The storage stores relationship between a predetermined transmission-cable S/N ratio and temporal signal fluctuation. The estimating unit estimates temporal signal fluctuation from the calculated S/N ratio and the relationship.07-11-2013
20130176500MOBILE TERMINAL, TELEVISION RECEIVER, AND COMMUNICATION SYSTEM INCLUDING THE MOBILE TERMINAL AND THE TELEVISION RECEIVER - According to one embodiment, a communication system includes a transmitter, a power-on unit and an activating unit. The transmitter transmits, to a television receiver, an address on a network used by a mobile terminal. If the transmitter transmits the address, the power-on unit causes the television receiver to be in a power-on state. The activating unit automatically activates an application for displaying content acquired by the television receiver using the address.07-11-2013
20130114001METHOD AND APPARATUS FOR RECEIVING AND TRANSMITTING BROADCAST SIGNALS - A broadcasting transmitting/receiving apparatus and a control method thereof are disclosed. The broadcasting transmitting/receiving apparatus includes: a signal receiving unit which receives a digital TV signal; a first signal processing unit which acquires video and/or audio from the received digital TV signal; a second signal processing unit which generates an analog TV signal which includes the acquired video and/or audio; an antenna unit which transmits the generated analog TV signal; and a controller which controls the first and second signal processing units to transmit the analog TV signal which corresponds to the digital TV signal selected from among a plurality of channels. With this configuration, it is possible for a user to view a digital TV broadcasting on an existing analog TV at minimal additional cost.05-09-2013
20110267546DTV RECEIVER AND METHOD OF PROCESSING A BROADCAST SIGNAL IN DTV RECEIVER - A DTV receiver includes a tuner, an information detector, a demodulator, and a channel equalizer. The tuner receives a broadcast signal including valid data in which a known data sequence is periodically repeated. The information detector detects location information of the known data sequence and a coarse frequency offset value of the broadcast signal. The demodulator demodulates the broadcast signal by estimating a fine frequency offset value using the detected location information and by compensating a frequency offset of the broadcast signal using the course and fine frequency offset values. Finally, the channel equalizer compensates channel distortion of the demodulated signal using the detected location information.11-03-2011
20130128124BIDIRECTIONAL COMMUNICATION INTERFACE APPARATUS, TRANSMITTER APPARATUS, RECEIVER APPARATUS, SIGNAL TRANSFER METHOD, AND SIGNAL TRANSFER SYSTEM - According to one embodiment, interface apparatus including, first path configured to guide video and control signal from transmitting apparatus to receiving apparatus, wherein video and control signal are transferred according to first or second method, and wherein first method is different from second method, second path independent from first path, configured to guide clock signal from transmitting apparatus to receiving apparatus independently from first path, and third path, independent from first path and integrated with second path, configured to transfer first signal from transmitting apparatus to receiving apparatus or from receiving apparatus to transmitting apparatus.05-23-2013
20130176501DISPLAY APPARATUS, VIDEO SIGNAL TRANSMISSION METHOD FOR DISPLAY APPARATUS, TRANSMITTING APPARATUS, AND TRANSMISSION METHOD OF VIDEO SIGNAL - Provided is a display apparatus including a first signal receiving unit that receives a non-compressed video signal from an external device via a first transmission path through a plurality of channels by means of a differential signal, an image display unit that displays images by processing the video signal received by the first signal receiving unit, a second signal receiving unit that receives a compressed video signal of a same video source as the non-compressed video signal by using a bi-directional communication path configured by predetermined lines of the first transmission path, and a signal transmitting unit that transmits a compressed video signal corresponding to the compressed video signal received by the second signal receiving unit to another external device different from the external device.07-11-2013
20110273623SIGNAL TRANSMISSION APPARATUS AND SIGNAL TRANSMISSION METHOD - A signal transmission apparatus includes: a multiplex unit generating B/Rch by multiplexing image signals read from B, R pixels arranged in the same sample alternately on active regions corresponding to Cch in HD-SDI with a start code similar to SAV or EAV, in which image signals sequentially read in a line direction and inputted with a given number of samples from an imaging device having an RGB full pixel structure in which R, G and B pixels disposed in one sample respectively output R, G and B image signals, as well as generating Gch by sequentially multiplexing image signals read from samples of G pixels adjacent in the line direction on active regions corresponding to Ych in HD-SDI with the start code; and an 8 B/10 B encoder outputting serial digital data obtained by 8 B/10 B encoding and converting active regions in the B/R ch and the Gch having the data structure corresponding to HD-SDI as well as auxiliary data regions including SAV, EAV, LN and CRCC.11-10-2011
20130148030DISPLAY DEVICE AND TRANSMITTING DEVICE - A display device includes a signal receiving unit, an image display unit, a communicating unit, a position designating unit, and an information transmitting unit. The signal receiving unit receives a video signal by a differential signal through a plurality of channels from an external apparatus via a transmission path. The image display unit processes the video signal received in the signal receiving unit to display an image. The communicating unit performs a bi-directional communication by using a predetermined line which constitutes the transmission path. The position designating unit designates a position on a display screen of the image display unit. The information transmitting unit transmits, by the communicating unit, coordinate information on the position designated by the position designating unit to the external apparatus.06-13-2013
20120274859METHOD AND APPARATUS FOR INTERFERENCE MITIGATION IN A WIRELESS HOME GATEWAY INTERFACE - The invention relates to a wireless home gateway apparatus and methods of wirelessly delivering audio and/or video programs between a home gateway and a client device and to interference mitigation techniques on such system. Specifically, the invention relates to transmitting an audio video program on a first channel, receiving a control signal from a remote control indicating interference on said first channel, changing the transmission channel to a second channel, and transmitting data indicating said second channel to said remote control.11-01-2012
20120274858TRANSMISSION APPARATUS, RECEPTION APPARATUS, AND TRANSMISSION METHOD - According to one embodiment, a transmission apparatus includes a transmission module, a controller, a signal transmission module, and a selection module. The transmission module is configured to output a video signal or an audio signal to a TMDS line of an HDMI cable in a form based on the HDMI standard. The controller is configured to input/output an HEAC signal of the HDMI standard. The signal transmission module is configured to perform signal transmission based on a method other than the HDMI standard. The selection module is configured to selectively switch the HEAC line of the HDMI cable to either a state used for transmission of the HEAC signal that is input/output to/from the controller or a state used for transmission of a signal that is input/output to/from the signal transmission module.11-01-2012
20100309382TRANSMISSION APPARATUS, RECEPTION APPARATUS, COMMUNICATION SYSTEM, TRANSMISSION METHOD, RECEPTION METHOD AND PROGRAMS THEREFOR - [Object] To provide a transmission apparatus, a reception apparatus, a communication system, a transmission method, a reception method, and programs therefor that are capable of efficiently transmitting at least a plurality of pieces of video data included in data of a plurality of contents at the same time.12-09-2010
20130182186IMAGE PROCESSING SYSTEM, IMAGE PROCESSING METHOD, DYNAMIC IMAGE TRANSMISSION DEVICE, DYNAMIC IMAGE RECEPTION DEVICE, INFORMATION STORAGE MEDIUM, AND PROGRAM - Provided is an image processing system capable of increasing flexibility in setting the number of videos that are transmitted from a video transmitting device to a video receiving device to constitute the basis for a screen to be presented to a user. A data transmitting unit (07-18-2013
20110285917WIRELESS COMMUNICATIONS SYSTEM, ADAPTOR APPARATUS FOR VIDEO APPARATUS, VIDEO APPARATUS AND CONTROL METHOD FOR WIRELESS COMMUNICATIONS SYSTEM - The present invention has an object to provide a wireless communications adaptor device which can reduce the connection time to the destination when another sink device is selected as the destination. A control unit (11-24-2011
20110285916DATA TRANSMISSION DEVICE, DATA RECEPTION DEVICE, DATA TRANSMISSION METHOD, AND DATA RECEPTION METHOD - There is provided a data transmission device including a acquisition unit which acquires identification information indicating whether or not a data reception device operating by a first digital interface is compatible with a second digital interface other than the first digital interface, which is stored in a storing unit of the data reception device, via the first digital interface of the data reception device and the second digital interface of the data transmission device operating by the second digital interface, and a distinction unit which distinguishes whether or not the data reception device is compatible with the second digital interface, based on the identification information acquired by the acquisition unit.11-24-2011
20110285915METHOD AND SYSTEM FOR COOPERATIVE TRANSMISSION OF A VIDEO SEQUENCE - The method for transmitting a video sequence from a transmitting terminal (11-24-2011
20120019729SYSTEMS AND METHODS FOR MOBILE VIDEO STREAMING - Systems and methods for mobile video streaming are disclosed herein. The systems and methods include a system for rugged mobile streaming of video comprising; a chassis having at least one button further comprising: a video processor, configured to receive video signals from an attached device; and; a transmitter configured to transmit video signals.01-26-2012
20130194509SINGLE LICENSE MULTI-DIRECTIONAL DIGITAL BROADCAST TELEVISION SYSTEM - Digital data distribution using a single license multi-directional digital television broadcasting method and device is provided. The method can include transmitting a first directional ATSC standards conforming data and digital television signal using a first transmitter and antenna combination and transmitting a second directional ATSC standards conforming data and digital television signal using a second transmitter and antenna combination. The transmission of the first and second directional signals uses a single broadcast television license. The device can include a plurality of antennas mounted to a broadcast tower and a plurality of transmitters coupled individually to a different one of the antennas, each antenna and transmitter adapted to broadcast a directional signal using a single digital broadcast license.08-01-2013
20130194510METHODS CIRCUITS DEVICES AND SYSTEMS FOR WIRELESS TRANSMISSION OF MOBILE COMMUNICATION DEVICE DISPLAY INFORMATION - Disclosed are methods, circuits, devices and systems for transmission of a mobile device video display stream to an external display through a wireless source side video data transceiver. According to some embodiments, a resolution and/or frame rate of a video stream transmitted to the external display may be different from the resolution and/or frame rate of a video stream forwarded to the mobile device native display or display driver. One or more video layers and/or portions of the video stream transmitted to the external display may be different from those forwarded to the mobile device native display or display driver. A video stream transmitted to the external display may be split into two or more transmission streams.08-01-2013
20120044425METHOD AND APPARATUS FOR MULTIPLEXING AND DEMULTIPLEXING DATA TRANSMITTED AND RECEIVED BY USING AUDIO/VIDEO INTERFACE - A method and apparatus for multiplexing a plurality of streams transmitted and received via an audio/video (AV) link by allocating to the plurality of streams a plurality of basic units included in a transmission unit, and generating and transmitting an additional plurality of transmission units.02-23-2012

Patent applications in class TELEVISION TRANSMITTER CIRCUITRY

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