Matches 1 - 24 out of 24
Match Document Document Title
7366495 Prepaid reservation-based rating system  
A billing system comprising servers, routers, and processors programmed to provide reservation based prepaid billing is disclosed. The billing system is also programmed to concurrently process...
5499048 Multi-video/audio system and method of controlling the same  
A multi-video/audio system and a method of controlling the same. The system comprises a CPU for controlling the entire operation of the system, a card input/output unit for ascertaining a card...
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...
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...
4008369 Telephone interfaced subscription cable television system especially useful in hotels and motels  
A PABX telephone interfaced cable television system especially useful in hotels and motels for distributing free and premium program channels via a coaxial cable television signal distribution...
3601528 TELEVISION COMMUNICATIONS SYSTEM WITH CODING AND DECODING  
A subscription television system comprises a transmitter unit that codes or scrambles its composite output signals comprising video intelligence signals and synchronizing pulses by separating the...
3531583 SUBSCRIPTION TELEVISION RECEIVER  
3504109 METERING SYSTEM FOR PAY TV  
3475547 SUBSCRIPTION TELEVISION RECEIVER WITH PROGRAM USE RECORDING  
3470309 BILLING AND DECODING BOX  
3435130 TELEVISION SYSTEMS AND OPERATIONS  
3368031 Subscription television system having program use recording  
3350502 Electrical signal distributing systems  
3335421 Subscription television control meter  
3319257 Heat piercing recorder  
3305836 Subscription television, radio and like information supply systems  
3263787 Subscription television and like systems  
3244806 Communication receiver with means for testing code correlation  
3211830 Pay television switching apparatus  
3192313 Pay-television receiver having program selection according to amount of prepayment  
3147061 Subscriber communication receiver  
3051775 Subscription television use recording system  
2843654 Subscription television system using land line  
2843655 Subscription television with scrambled transmission and marquee and barker  
Matches 1 - 24 out of 24