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Class 380/211 - Interactive TV


Subclass of Class 380 - Cryptography
Definition: Subject matter including two-way communication with
No. of patents: 193
Last issue date: 05/31/2011


1          
NumberTitleIssue Date
7953223Signal processing apparatus and methods
A unified system of programming communication. The system encompasses the prior art (television, radio, broadcast hardcopy, computer communications, etc.) and new user specific mass media. Within the unified system, parallel processing computer systems, each having ...
05/31/2011
7940931Signal processing apparatus and methods
A unified system of programming communication. The system encompasses the prior art (television, radio, broadcast hardcopy, computer communications, etc.) and new user specific mass media. Within the unified system, parallel processing computer systems, each having ...
05/10/2011
7889865Signal processing apparatus and methods
A unified system of programming communication. The system encompasses the prior art (television, radio, broadcast hardcopy, computer communications, etc.) and new user specific mass media. Within the unified system, parallel processing computer systems, each having ...
02/15/2011
7864956Signal processing apparatus and methods
A unified system of programming communication. The system encompasses the prior art (television, radio, broadcast hardcopy, computer communications, etc.) and new user specific mass media. Within the unified system, parallel processing computer systems, each having ...
01/04/2011
7860249Signal processing apparatus and methods
A unified system of programming communication. The system encompasses the prior art (television, radio, broadcast hardcopy, computer communications, etc.) and new user specific mass media. Within the unified system, parallel processing computer systems, each having ...
12/28/2010
7801304Signal processing apparatus and methods
A unified system of programming communication. The system encompasses the prior art (television, radio, broadcast hardcopy, computer communications, etc.) and new user specific mass media. Within the unified system, parallel processing computer systems, each having ...
09/21/2010
7769170Signal processing apparatus and methods
A unified system of programming communication. The system encompasses the prior art (television, radio, broadcast hardcopy, computer communications, etc.) and new user specific mass media. Within the unified system, parallel processing computer systems, each having ...
08/03/2010
7760878Recording apparatus, playback apparatus, and privacy protecting method
A recording or playback apparatus classifies privacy-related information such as information concerning an operation of an apparatus and information for identifying an operator into, e.g., an individual identification information category, playback contents informat...
07/20/2010
7623662Default encryption and decryption
An apparatus for default encryption of content for distribution, consistent with certain embodiments, has a conditional access system. A conditional access management system communicates with and manages the conditional access system. A memory stores default encrypt...
11/24/2009
7620180Preparation of content for multiple conditional access methods in video on demand
A method of processing content in a video on demand (VOD) system consistent with certain embodiments of the invention, wherein the content is identified by a first set of packet identifiers (PIDs), involves receiving content, the content having marked packets design...
11/17/2009
7398548Method and apparatus for controlling a user's pc through a broadcast communication to archive information in the user's pc
A method for allowing a consumer to access an advertiser's location over a global communication network. A normal broadcast program is broadcast to a class of consumers having a unique signal embedded therein, which unique signal embedded therein is associated with ...
07/08/2008
7386514Method and mechanism for vending digital content
An Internet Box Office (IBO) system and technique vends digital content via a computer network, such as the Internet. The IBO system comprises a viewing system that cooperates with a Digital Rights Management system and various deployment enhancements within the Int...
06/10/2008
7373521Semiconductor IC, information processing method, information processing device, and program storage medium
A program supplied from a personal computer via an interface 31 is processed according to a program stored in a ROM 36, developed in a RAM 33, and executed by a CPU 32. Data resulted from the program execution is stored into a nonvolatile...
05/13/2008
7370016Music distribution systems
Music is blanket transmitted (for example, via satellite downlink transmission) to each customer's user station where selected music files are recorded. Customers preselect from a list of available music in advance using an interactive screen selector, and pay only ...
05/06/2008
7366241Data reproduction apparatus and data reproduction method
In a data transmission system, a server is provided with a data storage unit which holds plural video streams having different I-frame intervals, as coded data corresponding to the same video sequence, and a data transmission unit for transmitting a predetermined vi...
04/29/2008
7363241Ticket booking and issuing system and method for the same
A ticketing method that permits a plane ticket or the like to be easily obtained via an in-house system. A ticket booking service request is sent to a net server from a PC through a LAN. Then, an airline company selection screen is sent from the net server to the PC...
04/22/2008
7356145Arranging data ciphering in a wireless telecommunication system
Arranging data ciphering in a telecommunication system comprising at least one wireless terminal, a wireless local area network and a public land mobile network. At least one first ciphering key according to the mobile network is calculated in the mobile network and...
04/08/2008
7349541Method and apparatus for controlling content consumption
A method and apparatus is provided in which playable content is transmitted in response to a playable-content request; a key for the playable content is separately transmitted in response to a key request. Quality information about the playable content is used to ge...
03/25/2008
7346164Communication installation for collective data reception
A communication installation for communal reception of digital television and/or of multimedia data, which receives a plurality of signals emanating from separate sources. The installation of the invention comprises a network linking a multiplicity of descrambler/de...
03/18/2008
7346163Dynamic composition of pre-encrypted video on demand content
According to certain embodiments consistent with the present invention, a method of processing digital video content, wherein the digital video content comprises intra-coded frames and inter-coded frames, involves selecting a plurality of the intra-coded frames for ...
03/18/2008
7336784Multimedia decoder method and system with authentication and enhanced digital rights management (DRM) where each received signal is unique and where the missing signal is cached inside the storage memory of each receiver
An audio/video distribution system with enhanced digital rights management. configured for use with a source of programming, a third party responsible for authorization, and an audio/video output device at a recipient location, includes a source encryptor and a rece...
02/26/2008
7330837Method for adapting a software product to an environment
A method for adapting a software product to an environment is provided tat comprises providing the software product with a first portion of code including instructions for performing a predetermined function. At least one aspect of performing the predetermined funct...
02/12/2008
7328457Method and apparatus for preventing interception of input data to a software application
A method and apparatus facilitates the prevention of interception of incoming data, such as keystroke data in the form of a message to an application, by inserting application generated random insertion data into a message stream. The random insertion data is relate...
02/05/2008
7324646Method and apparatus for film anti-piracy
A method and apparatus is disclosed for introducing alterations or distortions in projected images. The distortions on the projected image are imperceptible to a human viewer. The distortions are recorded on recording devices and observable upon viewing the recorded...
01/29/2008
7321968Method and apparatus for encoding, transmitting and decoding a digital message
A method and apparatus wherein, for a network protocol a message is encoded in a first computer unit upon employment of the encoding format of the network protocol, being encoded to form an encoded message. The encoded message is subjected to a cryptographic process...
01/22/2008
7319756Audio coding
Coding of an audio signal (x) is provided where the coded bitstream (AS) comprises a parametric representation of the audio signal. One component of the parametric representation comprises tracks of linked sinusoidal components (CS) where subsequently linked compone...
01/15/2008
7317797Seamless switching between multiple pre-encrypted video files
In a video on demand (VOD) system, methods and apparatus are provided for seamlessly switching back and forth between two pre-encrypted files having changing encryption keys. Such switching back and forth may be required when a VOD server stores both a “normal” ...
01/08/2008
7313811Optical conversion device
A residential gateway (RG) for distributing video, data and telephony services to multiple devices within a residence is disclosed. The RG receives signals from a telecommunications network, converts the signals to formats compatible with the multiple devices, and t...
12/25/2007
7305087Digital home network and method for creating and updating such a network
The local digital network comprises: access devices, for receiving data originating from outside the network and transmitting them at a point of the network; and presentation devices for receiving the data flowing in the network and presenting them at a point of the...
12/04/2007
7296283Two-tiered authorization and authentication for a cable data delivery system
Apparatus for a cable television subscriber to log onto a computer network with a modem over an upstream path using a USERID and password. The network validates the subscriber USERID and subscriber password with a stored database of valid USERIDs and associated pass...
11/13/2007
7292691Progressive video refresh slice detection
A selective encryption encoder and method of dual selective encryption and detection of intra-coded slices in video content. The selective encryption encoder has a packet identifier that identifies packets of at least one specified packet type, the at least one spec...
11/06/2007
7293276Interactive television program guide for recording enhanced video content
Interactive television systems and methods are provided for enhancing program guide content using recording and alert features for video related to promotions, advertisements, and other selectable displays presented in an interactive television application such as a...
11/06/2007
7290274Context sensitive television menu
A television menu system generates a television menu that is context sensitive based upon a service currently being provided to a user. In one implementation, a type of television service currently being viewed by a user determines whether particular menu items are ...
10/30/2007
7272227Delivery of data via omnidirectional digital transmission
Delivery of audiovisual data may be accomplished using a satellite system. The user may have a set-top box connected to a satellite dish and a network connection. An operator server may receive a request for a title from the user via the network connection. The oper...
09/18/2007
7269675Method and device for monitoring a bus system and bus system
A method and device for monitoring a bus system and bus system having at least two users, of which at least one is structured as an authorized user and monitors the data transmission on the bus system, an identifier being transmitted and the identifier being uniquel...
09/11/2007
7266681Network communications security agent
One embodiment of an inventive networking environment includes clients called sending clients because they send network content through a network, and clients called receiving clients because they receive the network content from the sending clients through the netw...
09/04/2007
7264546Interactive wagering system with promotions
An interactive wagering system is provided that promotes wagering to users at user equipment. The user equipment may be based on a set-top box and television, a personal computer, a cellular telephone with a display, or other such devices. Wagering may be promoted b...
09/04/2007
7263187Batch mode session-based encryption of video on demand content
A Video On Demand (VOD) method consistent with certain embodiments involves processing content to be delivered in a VOD method by selecting first portions of the content for encryption under a selective encryption system and selecting second portions of the content ...
08/28/2007
7260829Terminal with multiple audio and video
A novel advanced set top terminal capable of digital decompression, displaying picture-on-picture, outputting multiple video channels, outputting multiple audio signals, outputting multiple audio channels corresponding to a single video channel, and other advanced f...
08/21/2007
7257844System and method for enhanced piracy protection in a wireless personal communication device
A key-sharing scheme is used to control distribution and use of video and audio content in personal digital assistants (PDAs) and other wireless devices. A private key is split into key-shares using a Blakley-Shamir key splitting technique and the key-shares are dis...
08/14/2007
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