Matches 101 - 150 out of 155 < 1 2 3 4 >
Match Document Document Title
5036537 Geographic black-out method for direct broadcast satellite system  
Television programs are broadcast to a plurality of receiver units in various geographic areas. Each unit has a memory for storage of a designation code representative of its location and a memory...
5027426 Signal coupling device and system  
Signal coupling apparatus for combining CATV and telephone signals onto a single cable for transmission to an impulse pay-per-view converter device. The apparatus includes a bidirectional CATV...
5020129 Addressable control system for CATV program distribution  
Remote control of subscriber access to premium programs on a cable television system or the like is provided. A signal path carriers program signals received from a cable television system. A...
5018021 Individualized video center  
A coin-operated TV system is disclosed that uses separate TV displays or sets, each having an individual coin acceptor, program selector and control. Centralized sources of pre-recorded and/or...
5012510 Dynamic callback technique  
A dynamic global callback technique which is capable of maintaining a manageable number of incoming calls to a central location from a plurality of remote units. A plurality of remote units are...
5008934 CATV transmission system using scrambled signals  
A CATV system includes a main head end as a system center and a plurality of subhead ends. A baseband TV signal is transmitted from the main head end to the subhead ends through optical fiber...
5003384 Set-top interface transactions in an impulse pay per view television system  
An impulse pay-per-view system wherein a number of downloadable transactions may be utilized to effect increased control and diversity is disclosed. A preview time/free transaction permits a system...
4994909 Video signal distribution system  
A signal distribution system is disclosed for distributing television program signals from a central location to a plurality of subscriber locations via respective optical fibers. At the central...
4975951 IPPV programming distribution control system  
A distribution control system for controlling the distribution of scrambled impulse pay per view (IPPV) programming from a plurality of different IPPV programmers to a plurality of descramblers....
4961109 Chargeable program receiving limit setting system in two-way cable television system  
A CATV television system in which a subscriber can only charge a maximum number of events before the central facility polls the subscriber's terminal unit for charged events. The subscriber's...
4947429 Pay per view television signaling method  
A method of operating a pay per view television system in which the television signal includes a program tag and an IPPV tag identifying memory locations in subscriber authorization memories. A...
4916737 Secure anti-piracy encoded television system and method  
A scrambling and descrambling system and method for the video and/or audio portions of a broadcast TV signal, for example, broadcast by cable, microwave or communication satellite, includes a...
4910767 ANI auto dialer with carrier current interface  
One version of a microprocessor based auto dialer for a PPV television system includes an IR receiver for receiving impulse "buy" decisions, in the form of one or more key pad entries from a...
4893248 Monitoring and reporting system for remote terminals  
A system is disclosed for monitoring and accumulating data indicative of viewer authorized pay per view TV programs at each of a plurality of remote terminals, wherein each remote terminal is...
4890322 Method and apparatus for subscription broadcast  
The system (10) provides a way of utilizing announcement distribution service equipment (21) which is presently in use in telecommunications networks (20) for ordering television or other signals...
4885775 Information display scheme for subscribers of a subscription television system  
An information display scheme for displaying subscriber unique information to subscribers of a subscription communications system. The system comprises template page receiving means coupled to the...
4878245 Control and metering system for pay television over a cable network  
An improved control and metering system for pay television distribution over a cable network. A control unit is located near each receiver on a subscribers premises and a secure filter, switching...
4852154 Pay-per-view CATV system  
A pay-per-view CATV system which is interfaced with the switched public telephone system is described. A subscriber selects a specific scheduled television event by dialing a telephone number which...
4833710 Pay television system  
This invention, relating to a unidirectional television system such as satellite television broadcasting system, is intended to transmit and receive the charging information corresponding to the...
4809325 Receiver for pay television  
A payment control apparatus for a pay television system includes a detector for detecting an advance fee data group transmitted from a center. An advance memory coupled to the detector stores the...
4807023 Mapping method for impulse pay per view system  
An IPPV technique is provided for a cable system having one-way addressable converters. Each of several central offices in a metropolitan area will provide ANI information representing the cable...
4797918 Subscription control for television programming  
A method and apparatus for one-way subscription television service control which allows the subscribers to subscribe in advance to a variety of programming or to select programming oa a...
4792848 Cable television impulse pay per view system  
A cable television system is disclosed wherein a subscriber can select a program to view at the last minute and pay for only those programs that are viewed. The system includes a plurality of...
4792973 Selective enablement of descramblers  
A system in a subscriber television network for enabling descrambling of a received scrambled signal on a prepaid basis and/or an impulse-purchase basis. A received mask signal uniquely related to...
4763191 Dial-up telephone network equipment for requesting an identified selection  
A method and an arrangement are disclosed for providing a nationwide dial-a-view service in which a caller desiring a given viewing selection dials an "800" dial-a-view number for ordering that...
4759060 Decoder for a pay television system  
A decoder for a pay television system incorporates a receiver for receiving scrambled programming and control data transmitted from a remote location, with the control data including data...
4751732 Broadcasting system  
Broadcasting stations send programs to subscribers via satellite scrambled signals. A subscriber inserts an IC card into a meter rate charging decoder to view/listen chargeable programs. Program...
4712238 Selective-subscription descrambling  
A system in a subscriber television network for enabling descrambling of a received scrambled signal on a prepaid basis and/or an impulse-purchase basis. A received mask signal uniquely related to...
4710955 Cable television system with two-way telephone communication path  
A method and apparatus to enable billing of subscribers of pay-per-view television systems or the like on a non-real-time basis. A scrambled television signal is received at a subscriber terminal...
4700386 Technique for promoting CATV pay-per-view events and acknowledging subscriber orders  
In CATV systems employing one-way addressable converters in a subscriber's premise, a computer at the system head-end develops tagged messages for display on the subscriber's television to both...
4685131 Program blocking method for use in direct broadcast satellite system  
Programming tiers are authorized for viewing on an impulse pay-per-view basis. The system operator controls individual receiver units to block the display of programming on selected tiers because...
4602284 Adapter for rendering a non-addressable CATV converter addressable  
An STV system commonly transmits scrambled television signals which include encoded data reflecting subscriber address, authorization and program code information. In some STV systems the...
4598288 Apparatus for controlling the reception of transmitted programs  
A control system for use with recording apparatus enables the recording of programs simultaneously desired by a user and authorized by a program provider, typically a broadcaster. The broadcaster...
4577224 Secure cable television access system with tiering control  
A poach-resistant system enabling cable television subscribers to receive upon request certain programs otherwise unavailable (i.e., "secure") while precluding such reception by non-requesting...
4550341 Unauthorized observation preventing device for CATV system  
In a cable television system of the type wherein a cable television signal including free and restricted television channels is subjected to selective frequency conversion at individual terminal...
4528589 Method and system for subscription television billing and access  
A subscription television system and method in which billing information regarding programs actually viewed by a subscriber of the system is accumulated over non-dedicated telephone lines. A...
4518993 Television signal receiving system  
A television receiver for receiving standard television channel signals and a scrambled television channel signal includes a channel selector which selects one of the television channel signals, a...
4486773 CATV Pay system  
A two-way CATV system comprising a central equipment, a plurality of television receiver sets each disposed with a terminal unit and a wired two-way transmission channel provided between the...
4484217 Method and system for remote reporting, particularly for pay television billing  
A method and system for providing subscription services, particularly subscription television services, involving transmissions from a remote location to a subscriber location for which payment is...
4439784 Power cutting device for terminal units of CATV system  
In a CATV system, power supplies of television sets associated with all terminal units are cut in response to an instruction contained in a down-data signal supplied by a central facility of the...
4388643 Method of controlling scrambling and unscrambling in a pay TV system  
Scrambling of a video signal in a pay TV system is effected in dependence upon a first variable which is changed recurrently, e.g. monthly, and a second variable which changes from field to field....
4375651 Selective video reception control system  
A system for controlling a channel/band selective microcomputer programmed indirect frequency synthesis tuner is disclosed. Separate groups of VHF, UHF or CATV channels are programmed by means of a...
4325078 Pay per view television control device  
An apparatus and method for providing limited access to broadcast television programming in a CATV System wherein each television subscriber is provided with a converter for converting broadcast...
4268859 High-security cable television access system  
A poach-resistant system enabling cable television subscribers to receive upon request certain programs otherwise unavailable (i.e., "secure") while precluding such reception by non-requesting...
4163255 Billing method and system for a subscriber of a pay television system  
Each decoder has a random access memory storing program code numbers, a security number, a customer identification number, and program identification numbers utilized for billing purposes....
4130833 Pay television system  
The standard composite television signal is modulated onto an intermediate frequency carrier signal. The so-modulated signal is applied to the input of a first and second frequency converter for...
4115807 Telephone billing apparatus for a subscription television system  
Each decoder has a random access memory storing program code, a security number, a customer identification number, and program identification numbers utilized for billing purposes. Communication...
4081832 Pay television system, method and apparatus  
An improved pay TV method and apparatus is disclosed, characterized in that the program to be broadcast is encoded to effect electrical inversion of selected groups of lines of the program, thereby...
4074310 Selective CCTV communicating  
A system selectively provides a selected program, such as a movie, to viewers who select the program by pushing a button as an attachment to a television set. The selected program is carried on a...
4031543 Communication system  
The communication system, which is especially useful for pay TV, comprises a central station and a plurality of remote stations. The central station includes means for transmitting pay TV programs...
Matches 101 - 150 out of 155 < 1 2 3 4 >