Patents for H04N 7 - Television systems (274,023)
09/2008
09/17/2008CN101267536A Video and audio independent playing and share system and its method
09/17/2008CN101267535A Personal video tape recorder for near-distance communication and its action method
09/17/2008CN101267534A Coordinate-based encryption system, method and computer program product
09/17/2008CN101267533A Method, system and mobile terminal for playing program stream at different platform terminals
09/17/2008CN101267532A A STB dual-channel descrambling method and its applied STB
09/17/2008CN101267531A An interactive network TV system and its realization method
09/17/2008CN101267530A A program information transmission system, method and receiving terminal
09/17/2008CN101267529A Method for managing the program receiving parameters of a terminal using NIT table with private information
09/17/2008CN101267528A Two-way communication system, communication terminal device and image mute control method
09/17/2008CN101267527A Communication system, communication system management apparatus, terminal connection control method, and program
09/17/2008CN101267526A Multimedia information interaction control system for elevator box
09/17/2008CN101267525A Device for estimating VBI signal
09/17/2008CN101267524A Method for retrieving lost content for a scheduled program and digital video recorder
09/17/2008CN101267519A TV program search method
09/17/2008CN101267518A Method and system for extracting relevant information from content metadata
09/17/2008CN101267514A Device and method for generating coefficient type data or coefficient data
09/17/2008CN101267513A Display device and remote control device for the same
09/17/2008CN101267508A Channel location method and system
09/17/2008CN101267499A A TV STB and its method for displaying CA card state
09/17/2008CN101267492A Information processing apparatus, information processing method and server
09/17/2008CN101267294A Secret key distribution method
09/17/2008CN101267265A A terminal for access to history channel and method for access to history channel
09/17/2008CN101266711A A video monitoring system and alarm recording network storage method
09/17/2008CN101266696A An integrated control method and system for monitoring system and door control system
09/17/2008CN101266688A Motion estimation apparatus and method
09/17/2008CN101266132A Running disorder detection method based on MPFG movement vector
09/17/2008CN101264755A Vehicle running safety intelligence monitoring and controlling device
09/17/2008CN100420360C Electronic device with display screen
09/17/2008CN100420307C Method and system for improving transmission efficiency using multiple-description layered encoding
09/17/2008CN100420306C Robust signature for signal authentication
09/17/2008CN100420305C Computerised method for operating interactive digital television broadcast
09/17/2008CN100420304C Vehicle antitheft device based on omnibearing computer vision
09/17/2008CN100420303C Time division partial encryption
09/17/2008CN100420302C Method,system and program product for locally analyzing viewing behavior
09/17/2008CN100420301C A unified distributed architecture for a multi-point video conference and interactive broadcast systems
09/17/2008CN100420300C A multi-screen display method and device
09/17/2008CN100420299C A screen broadcasting method
09/17/2008CN100420298C Digital sound control orienting method for camera site of camera
09/17/2008CN100420297C Mobile communication terminal and program
09/17/2008CN100420296C Memory management method, image processing apparatus, and memory management program
09/17/2008CN100420293C Enhanced television services for digital video recording and playback
09/17/2008CN100420292C Trick mode using dummy bidirectional predictive pictures
09/17/2008CN100420288C Apparatus and method for decision error compensation in an adaptive equalizer
09/17/2008CN100420285C Method and apparatus for controlling media player based on user activity
09/17/2008CN100420280C Video signal processing device, method of the same and vehicle-mounted camera system
09/17/2008CN100420264C Image processing device and system and method, and electronic information device
09/17/2008CN100420250C Transmitting and receiving real-time data
09/17/2008CN100420243C System and method for realizing instantaneous communication
09/17/2008CN100420240C Multi-cast broadcasting popedom controlling method
09/17/2008CN100420239C Method, system and device for realizing multicast program switching
09/17/2008CN100420211C Communication system and device
09/17/2008CN100420194C Video conference system and its data transmission method and device
09/17/2008CN100420185C Method of implementing network control of multiple television sets with computer
09/17/2008CN100420184C Method and system for realizing network station encoder re-linking streaming media server
09/17/2008CN100420170C Transmission device with simplified digital broadcasting system and method thereof
09/17/2008CN100420169C Wide-band digital video monitoring network system
09/17/2008CN100419813C Omnibearing visual sensor based road monitoring apparatus
09/17/2008CN100419766C Personal checking device, personal checking system and personal checking method
09/17/2008CN100419748C Supporting advanced coding formats in media files
09/17/2008CN100419735C Event image recording system and recording method
09/17/2008CN100419720C Information transfer system, method and servicer, content transfer servicer and custom's terminal
09/17/2008CN100419653C Method of inputting information into a mobile digital device
09/17/2008CN100419616C Content usage device and network system, and license information acquisition method
09/17/2008CN100419569C Image pickup device
09/16/2008US7426744 Method and system for flexible channel association
09/16/2008US7426743 Secure and private ISCSI camera network
09/16/2008US7426742 Differentiated PSIP table updated interval technology
09/16/2008US7426677 Layered multiple description coding
09/16/2008US7426473 Sales activity management system, sales activity management apparatus, and sales activity management method
09/16/2008US7426467 System and method for supporting interactive user interface operations and storage medium
09/16/2008US7426397 Interactive digital television messaging system
09/16/2008US7426345 Slide photograph data creation system, and slide photograph data
09/16/2008US7426320 Performance controlling parameter setting in an image processing system
09/16/2008US7426316 Method and apparatus for image improvement
09/16/2008US7426315 Method for reducing blocking artifacts
09/16/2008US7426313 Method and apparatus for reduction mosquito noise in decoded images
09/16/2008US7426309 Method of controlling encoding rate, method of transmitting video data, encoding rate controller for video encoder, and video data transmission system using the encoding rate controller
09/16/2008US7426308 Intraframe and interframe interlace coding and decoding
09/16/2008US7426307 Recording medium having recorded thereon coded information using plus and/or minus rounding of images
09/16/2008US7426305 Methods for sending and receiving an animation, and associated devices
09/16/2008US7426303 Image expanding apparatus and method thereof
09/16/2008US7426286 Method of describing object region data, apparatus for generating object region data, video processing apparatus and video processing method
09/16/2008US7426274 Method and apparatus for generating pseudo random numbers in a video device having an embedded cipher unit
09/16/2008US7426273 Audio/video stream processing system and method for data copy protection
09/16/2008US7426240 Data processing apparatus and method operable to map and de-map symbols and carrier signals of an Orthogonal Frequency Division Multiplexed (OFDM) symbol
09/16/2008US7426238 Method and an apparatus for recording a decoded picture sequence using virtual picture
09/16/2008US7426237 Algorithm for decreasing the number of unnecessary checkpoints in the cellular search
09/16/2008US7426217 Method for transmitting data by an audio and video playback system
09/16/2008US7426193 Multipoint audiovisual conferencing system
09/16/2008US7426192 Network conference system, conference server, record server, and conference terminal
09/16/2008US7426187 False sync code protection (FSP) decoding by software
09/16/2008US7426177 Round trip delay adjustment in multipoint-to-point communication using orthogonal frequency division multiplexing
09/16/2008US7425990 Motion correction device and method
09/16/2008US7425987 Method of transmitting image data from standalone device
09/16/2008US7425986 Conversion apparatus for image data delivery
09/16/2008US7425984 Compound camera and methods for implementing auto-focus, depth-of-field and high-resolution functions
09/16/2008US7425983 Security system
09/16/2008US7425981 Video pre-processing
09/16/2008US7425980 Videoconferencing systems with recognition ability
09/16/2008US7425979 Communication system