Patents
Patents for H04N 17 - Diagnosis, testing or measuring for television systems or their details (14,049)
03/2009
03/04/2009CN100466655C Method and system for requesting to read user registration state
03/04/2009CN100466651C Methods and systems for application instance level workload distribution affinities
03/04/2009CN100466647C Method and system for transferring ip packets by aggregating multiple wireless communication channels for high data rate transfers
03/04/2009CN100466643C Digital implementation of multi-channel demodulators
03/04/2009CN100466639C Method for realizing two-directional interacting of circuit zone and grouping zone, and system thereof
03/04/2009CN100466635C Method and apparatus for transmitting message
03/04/2009CN100466631C Blank-interface text transmission method, network accessing apparatus and system
03/04/2009CN100466627C Method and device for searching address prefixion and message transfer method and system
03/04/2009CN100466623C Route information update method and network equipment based on OSPF
03/04/2009CN100466620C Loading balance method based on data flow in large scale paralle processing of mass data
03/04/2009CN100466616C Method for controlling reverse congestion of ABIS interface and transceiver base station
03/04/2009CN100466613C Method for processing service
03/04/2009CN100466610C Method for identifying net load type in multi-protocol sign exchange network
03/04/2009CN100466607C Method for improving the service quality in intercommunicate wireless local area network
03/04/2009CN100466604C Method and system for facilitating data transfer in a pageable mode virtual environment
03/04/2009CN100466601C Data read/write device and method
03/04/2009CN100466598C Method for realizing data message transmission based on RTP
03/04/2009CN100466595C Method for processing error indication message
03/04/2009CN100466592C Method and method for transmitting data from a first data network into a second data network
03/04/2009CN100466589C Method for realizing virtual special net access
03/04/2009CN100466586C Transmitter device and relay device for performing data transmission control
03/04/2009CN100466583C Fast ring network method against attack based on RRPP, apparatus and system
03/04/2009CN100466580C Initial method and device of bus system
03/04/2009CN100466577C Method and system for enquiring data of sensor network and sensor node
03/04/2009CN100466574C Mobile communications terminal for transmitting data frames in wireless lan and method thereof
03/04/2009CN100466571C Handling broadcast and multicast traffic as unicast traffic in a wireless network
03/04/2009CN100466568C Household network system, the address setting method and associated electrical appliance equipment
03/04/2009CN100466565C Loopback control method and device
03/04/2009CN100466562C Method and system for transmitting test route
03/04/2009CN100466559C Method for judging spring grouping ring topology stability
03/04/2009CN100466557C Communication net node fault monitoring method
03/04/2009CN100466554C Communication adaptation layer system and method for obtaining the network element information
03/04/2009CN100466552C NGN system and end to end tracing method and device applied in this system
03/04/2009CN100466550C Method, device and system for implementing multi-service type structure
03/04/2009CN100466548C Searching method and its system for equipment traffic data
03/04/2009CN100466546C System and method for realizing business protection using LCAS protocol
03/04/2009CN100466544C Method for reporting board performance data of equipment
03/04/2009CN100466542C Service gradation based loss distribution method
03/04/2009CN100466540C State detection method based on main and backup Ethernet interface
03/04/2009CN100466538C Method and apparatus for changing the operation mode of an agent of a management network
03/04/2009CN100466536C System and method for managing protocol network failures in a cluster system
03/04/2009CN100466534C Method for processing faults in multimedia sub-system equipment
03/04/2009CN100466532C Set-up method and its system for broadcast multi-cast service transmission mode
03/04/2009CN100466530C Method and device for connecting a plurality of conferences
03/04/2009CN100466528C Interconnected network web information issuing method
03/04/2009CN100466525C Buffer-based magnitude charging middle message processing method
03/04/2009CN100466522C Farend access communication system, and control method
03/04/2009CN100466519C Method for downloading a plurality of files simultaneously in broadcasting network
03/04/2009CN100466516C Biological identifying method for resisting replay attach
03/04/2009CN100466513C System and method for protecting received and sent data by parity check bit
03/04/2009CN100466510C A method for preventing network address translation (NAT) device from being attacked by network user
03/04/2009CN100466507C Method and device for connecting sensors or actuators to a bus system
03/04/2009CN100466504C Read enable generator, read enable signal generating method and data transmission method
03/04/2009CN100466501C Method for producing long code mask for cluster service
03/04/2009CN100466498C Method and equipment for reaching synchronization to base station
03/04/2009CN100465995C System and method for projecting imagines to a screen surface
03/03/2009US7499104 Method and apparatus for determining relative timing of image and associated information
02/2009
02/28/2009CA2603703A1 Validating customer in-home network connectivity using moca bridge mode
02/26/2009WO2009026457A1 Determining a position for an interstitial diffuser for a multi-component display
02/26/2009WO2009025450A1 Test apparatus of actuator for mobile phone camera
02/26/2009WO2009025357A1 Video quality estimation device, video quality estimation method, frame type judgment method, and recording medium
02/26/2009WO2009025102A1 Gamut error notification device
02/26/2009WO2009025027A1 Video quality monitoring method, distribution server, and client
02/26/2009WO2007110697A3 Method and device for identifying and calibrating panoramic optical systems
02/26/2009US20090051772 Establishing and maintaining focus in segmented-optic telescopes
02/26/2009US20090051711 Compact Flat Panel Color Calibration System
02/26/2009DE10315470B4 Verfahren und Vorrichtung zum Diagnostizieren eines Zellendefekts eines PDP-Moduls A method and apparatus for diagnosing a defect in cells of a PDP module
02/26/2009CA2668003A1 Video quality estimation device, video quality estimation method, frame type judgment method, and recording medium
02/25/2009EP1169869B1 Method and apparatus for estimating digital video quality without using a reference video
02/25/2009CN100464590C Defect pixel detecting method
02/25/2009CN100464247C Method for automatic testing camera, testing system and storing media
02/24/2009US7495688 Generating an MPEG sequence for multiple CAV measurements
02/24/2009US7495674 Video generation and capture techniques
02/24/2009CA2302422C Image display device and adjusting method for image display device
02/19/2009WO2009023183A1 Error detection and recovery in a digital multimedia receiver system
02/19/2009WO2009004461A3 Enhanced device for testing and calibrating a television signal
02/19/2009US20090046154 System and method for testing a video signal generator
02/19/2009DE202008015465U1 Entwicklungs- und Prüfschaltung für Zugangsberechtigungsmodule und Digitalfernsehempfänger Development and test circuit for conditional access modules and Digital TV Receiver
02/18/2009EP1138150B1 System and method for generating video recording reminders
02/18/2009CN101371590A Methods and systems for resizing multimedia content based on quality and rate information
02/18/2009CN101370154A Image quality evaluating method and device
02/18/2009CN101370153A Single-frequency network monitoring system of digital broadcasting television
02/18/2009CN101370127A Method, device and video monitoring system for calibrating tripod head deviation
02/18/2009CN101368992A Test system and method of video signal generator
02/18/2009CN100463460C Program allocation system and program reproduction device
02/12/2009US20090043834 Dvi link with parallel test data
02/12/2009US20090041349 Image determining device, image determining method, and program
02/12/2009US20090040312 Calibration apparatus and method thereof
02/12/2009US20090040311 Video matching device, method, and program
02/12/2009US20090040303 Automatic video quality monitoring for surveillance cameras
02/11/2009CN101365985A Integrated front projection system with dry erase screen
02/11/2009CN101365147A Wireless broadcast television and satellite television moving monitoring system
02/11/2009CN101365146A Minimized embedded type broadcast television monitoring direction measuring station system
02/11/2009CN101365145A Cable television network monitoring system and monitoring method
02/11/2009CN101365144A Regulating and calibrating method for linear array CCD scanning detection system
02/11/2009CN101365140A Camera array calibration method based on matrix decomposition
02/11/2009CN101365092A Image determining device, image determining method, and program
02/11/2009CN100461870C Detection for digital video broadcasting system and extender detection method thereof
02/11/2009CN100461864C Multimedia video communication objective quality appraising method based on digital watermark
02/11/2009CN100460993C Projection type video display
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