US4893248A — Monitoring and reporting system for remote termin…

Claim 1

Independent Claim 180 words

A remote terminal for use in a system for monitoring and accumulating data indicative of viewer authorized pay per view programs on a television set at each of a plurality of remote terminals, each of said remote terminals connected by non-dedicated telephone lines for transmitting said accumulated data over said telephone lines to a host computer at a central station, said host computer processing said transmitted data to provide bills to said viewers, each of said remote terminals comprising: (a) means actuated by a viewer for authorizing the viewing of a pay per view program upon the television set; (b) means connected to said authorizing means and responsive to the viewer actuation of said authorizing means for monitoring the viewing of said pay per view program to provide program data indicative thereof; (c) memory means connected to said monitoring means for storing said program data therefrom; and (d) means connected to said authorizing means and said memory means, and responsive to said authorization for transmitting over said telephone lines to said host computer a report message including said program data.

Claim 2

Dependent Claim 180 words

A remote terminal for use in a system for monitoring and accumulating data indicative of viewer authorized pay per view programs on a television set at each of a plurality of remote terminals, each of said remote terminals connected by non-dedicated telephone lines for transmitting said accumulated data over said telephone lines to a host computer at a central station, said host computer processing said transmitted data to provide bills to said viewers, each of said remote terminals comprising: (a) means actuated by a viewer for authorizing the viewing of a pay per view program upon the television set; (b) means connected to said authorizing means and responsive to the viewer actuation of said authorizing means for monitoring the viewing of said pay per view program to provide program data indicative thereof; (c) memory means connected to said monitoring means for storing said program data therefrom; and (d) means connected to said authorizing means and said memory means, and responsive to said authorization for transmitting over said telephone lines to said host computer a report message including said program data.

Claim 3

Dependent Claim 33 words

The remote terminal as claimed in claim 1, wherein said monitoring means is responsive to said authorizing means for storing data indicative of each authorized pay per view program in said memory means.

Claim 4

Dependent Claim 79 words

The remote terminal as claimed in claim 2, wherein said program at a identifies each authorized pay per view program and a credit limit is stored in said memory means indicative of the extent of viewer authorizing of said pay per view programs, an there is further included means for accessing said memory means and for comparing said credit limit with said program data and, if said credit limit is exceeded, for defeating the operation of said authorizing means.

Claim 5

Dependent Claim 28 words

The remote terminal as claimed in claim 1, wherein there is further included means for receiving a control message transmitted over said telephone lines from said host computer.

Claim 6

Dependent Claim 42 words

The remote terminal as claimed in claim 4, wherein said control message includes a new credit limit, and there is further included means for receiving and storing said new credit limit in said memory means in place of any previous credit limit.

Claim 7

Dependent Claim 24 words

The remote terminal as claimed in claim 1, wherein there is further included clock for providing a signal indicative of the current real time.

Claim 8

Dependent Claim 20 words

The remote terminal as claimed in claim 6, wherein said transmitting means comprises means for randomly setting a call-in time.

Claim 9

Dependent Claim 38 words

The remote terminal as claimed in claim 7, wherein said transmitting means further comprises means for comparing said call-in time with said real time an upon achieving a match therebetween, for initiating the transmitting of said report message.

Claim 10

Dependent Claim 38 words

The remote terminal as claimed in claim 8, wherein there is included a back-up battery for energizing each of said real time clock an said memory means, in the event that normal energization of said remote terminal fails.

Claim 11

Dependent Claim 29 words

The remote terminal as claimed in claim 6, wherein there is included means for determining the projected end of program time at which a pay per view program terminates.

Claim 12

Dependent Claim 53 words

The remote terminal as claimed in claim 10, wherein there is further included means for accessing said real time clock and for comparing said accessed real time with said en of program time and, if said real time is greater than said end of program time, deauthorizing said authorized pay per view program.

Claim 13

Dependent Claim 50 words

The remote terminal as claimed in claim 11, wherein there is further included means responsive to said deauthorizing of said pay per view program for randomly generating a call-in time for said transmitting means to initiate the transmitting of said report message over said telephone lines to said host computer.

Claim 14

Dependent Claim 60 words

The remote terminal as claimed in claim 11, wherein said end of program time determining means is responsive to the viewer actuation of said authorizing means for accessing said real time clock to obtain said current real time and for calculating said end of program time as the sum of said current real time and a predetermined period of time.

Claim 15

Dependent Claim 31 words

The remote terminal as claimed in claim 13, wherein said predetermined period is set to be greater than the maximum length of time of any of said pay per view programs.

Claim 16

Dependent Claim 110 words

The remote terminal as claimed in claim 11, wherein there is include a back-up battery coupled to said memory means and to said real tie clock to provide continuous energization thereof if normal energization is remove from said remote terminal, means for accessing said real time clock to obtain said current real time and comparing said current real time with said end of program time and, if said current real time is greater than said end of program time by a predetermine erio, for adopting said current time as a power-on time corresponding to the restoration of normal energization to said remote terminal and storing same in said memory means.

Claim 17

Dependent Claim 97 words

The remote terminal as claimed in claim 15, wherein there is included means responsive to viewer actuation of said authorizing means for accessing said real time clock to obtain said current real time as an on-time indicative of a starting time of said authorized pay per view program and storing same in said memory means, and means for adopting said power-on time as a last off-time indicative of the last deauthorizing time of said pay per view program and for calculating a most recent viewing time as the difference between said on-time and said adopted, last off-time.

Claim 18

Dependent Claim 50 words

The remote terminal as claimed in claim 15, wherein there is included means responsive to the removal of the normal energization from said remote terminal for accessing said real time clock to obtain and adopt said current real time as a power-off time and storing same in said memory means.

Claim 19

Dependent Claim 40 words

The remote terminal as claimed in claim 17, wherein there is included means for calculating an energization removal period of time that normal energization is removed from said remote terminal as the difference between said power-off and said power-on times.

Claim 20

Dependent Claim 32 words

The remote terminal as claimed in claim 6, wherein there is included means actuable by said viewer for deauthorizing the viewing of an authorized pay per view program on said television set.

Claim 21

Dependent Claim 39 words

The remote terminal as claimed in claim 19, wherein there is included means responsive to said viewer actuation of said authorizing means for accessing said real time clock to obtain a first real time signal and for storing same.

Claim 22

Dependent Claim 105 words

The remote terminal as claimed in claim 19, wherein there is included means responsive to the viewer actuation of said authorizing means for accessing said real time clock to obtain a first real time and for calculating a projected end of program time as the sum of said first real time and a predetermined period, and means for accessing said real time clock to obtain a second real time, for comparing said second real time with said calculated end of program time and, if said second real time is greater than said calculated end of program time, deauthorizing said authorized pay per view TV program.

Claim 23

Dependent Claim 53 words

A remote terminal as claimed in claim 21, wherein there is further included means responsive to any of said deauthorizing of said authorized pay per view TV program for setting a call-in time for said transmitting means to initiate the transmitting of said report message over said telephone lines to said host computer.

Claim 24

Dependent Claim 72 words

The remote terminal as claimed in claim 21, wherein there is included means responsive to any of said deauthorizings of said authorized pay per view TV program for accessing said real time clock to obtain said current real time and for calculating a report message call-in time at which said transmitting means initiates the transmitting of said report message, as the sum of said current real time and a randomly determined period.

Claim 25

Dependent Claim 50 words

The remote terminal as claimed in claim 19, wherein there is included means responsive to said viewer actuation of each of said authorizing means and said deauthorizing means for accessing said real time clock to obtain first and second real times, respectively, and for storing same in said memory means.

Claim 26

Dependent Claim 48 words

The remote terminal as claimed in claim 24, wherein there is included means responsive to said deauthorizing of said pay per view TV program for calculating a current viewing time of said authorized pay per view TV program as the difference between said first and second real times.

Claim 27

Dependent Claim 23 words

The remote terminal as claimed in claim 25, wherein said memory means includes a location for accumulating and storing said current viewing times.

Claim 28

Dependent Claim 52 words

The remote terminal as claimed in claim 26, wherein said memory includes a storage location for counting and storing the number of times that a pay per view TV program has been deauthorized, and means responsive to said deauthorizing of an authorized pay per view TV program for incrementing said stored number.

Claim 29

Dependent Claim 155 words

A terminal for monitoring and accumulating data indicative of viewer authorized pay per view programs as are displayed on a television set, said terminal protected against removal of normal energization therefrom by the viewer, said terminal comprising: (a) a real time clock; (b) memory means; (c) means for monitoring the pay per view programs displayed upon said television set and for storing program data indicative thereof in said memory means; (d) a back-up battery for energizing said real time clock and said memory means if normal energization is removed therefrom; and (e) means operable only when normal energization is applied to said terminal for accessing said real time clock to obtain a current time, for comparing said current time with a predetermined time and, if said current time is greater than said predetermined time, adopting said greater current time as an end of viewing time corresponding to the restoration of normal energization to said terminal.

Claim 30

Dependent Claim 155 words

A terminal for monitoring and accumulating data indicative of viewer authorized pay per view programs as are displayed on a television set, said terminal protected against removal of normal energization therefrom by the viewer, said terminal comprising: (a) a real time clock; (b) memory means; (c) means for monitoring the pay per view programs displayed upon said television set and for storing program data indicative thereof in said memory means; (d) a back-up battery for energizing said real time clock and said memory means if normal energization is removed therefrom; and (e) means operable only when normal energization is applied to said terminal for accessing said real time clock to obtain a current time, for comparing said current time with a predetermined time and, if said current time is greater than said predetermined time, adopting said greater current time as an end of viewing time corresponding to the restoration of normal energization to said terminal.

Claim 31

Dependent Claim 83 words

The terminal as claimed in claim 28, wherein there is further included means for transmitting over telephone lines to a host computer a report message including said program data; if said current time is greater than said predetermined time, said accessing and comparing means deauthorizes said authorized pay per view program; and means responsive to said deauthorizing of said authorized pay per view program for initiating at a random time later said transmitting means to transmit said report message to said host computer.

Claim 32

Dependent Claim 61 words

The terminal as claimed in claim 28, wherein there is included means responsive to the removal of normal energization from said terminal for accessing said real time clock and for storing said current time in said memory means as a power-off time, and means for calculating an energization removal period as the difference of said end of viewing and power-off times.

Claim 33

Dependent Claim 38 words

The terminal as claimed in claim 28, wherein said accessing and comparing means comprises means for setting said predetermined time according to the length of said pay per view program plus a period indicative of a power outage.

Claim 34

Dependent Claim 30 words

The terminal as claimed in claim 28, wherein there is included means actuable by a viewer for authorizing the viewing of a pay per view program upon said television set.

Claim 35

Dependent Claim 79 words

The terminal as claimed in claim 32, wherein there is further included means for responding to said viewer actuation of said authorizing means for accessing said real time clock and for adopting said accessed time as a program on-time indicative of a starting time of said authorized pay per view program, and means for calculating a viewing time of said authorized pay per view program as the difference between said adopted end of viewing time and said program on-time.

Claim 36

Dependent Claim 92 words

The terminal as claimed in claim 32, wherein there is further included means responsive to said actuation of said authorizing means for accessing said real time clock and for adopting said accessed time as a program on-time indicative of a starting time of said authorized pay per view program, and said accessing and comparing means comprises means for setting said predetermined time as the sum of said program on-time, a first period corresponding to the length of said pay per view program and a second period indicative of a power outage time.

Claim 37

Dependent Claim 70 words

The terminal as claimed in claim 28, wherein there is further included means operable when normal energization is applied to said terminal for periodically accessing said real time clock at a regular interval to obtain a current time and for storing said current time in said memory means, whereby a series of current times including a new current time and a last current time are stored in said memory means.

Claim 38

Dependent Claim 63 words

The terminal as claimed in 35, wherein said means for accessing and comparing accesses said real time clock to obtain said new current time and for comparing said new current time with said last current time stored in said memory means and, if said new current time is greater than said last current time, storing said new current value in said memory means.

Claim 39

Dependent Claim 56 words

The terminal as claimed in claim 35, wherein there is included means for accessing said memory means and for determining a difference between said new current time and said last current time, and means for comparing said difference with said regular interval and, if greater, adopting said difference as a time period of the power outage.

Claim 40

Dependent Claim 173 words

A terminal for monitoring and accumulating data indicative of viewer authorized pay per view programs to be displayed on a television set, said terminal accumulating pay per view program data in a manner to permit the viewer to preview an authorized pay per view program for a given preview period before being billed therefore, said terminal comprising: (a) a real time clock; (b) memory means; (c) viewer actuable means for authorizing and deauthorizing a pay per view program for viewing on said television set, and for accessing said real time clock to obtain an on-time and an off-time corresponding to the viewer's authorizing and deauthorizing, respectively; and (d) means responsive to successive viewer authorizing and deauthorizing for calculating a most recent viewing time segment as the difference between corresponding, successive on- and off-times, and for storing and accumulating each of said viewing time segments in said memory means to provide a total viewing time, which if greater than said preview period indicates that said viewer be billed for said pay per view program.

Claim 41

Dependent Claim 173 words

A terminal for monitoring and accumulating data indicative of viewer authorized pay per view programs to be displayed on a television set, said terminal accumulating pay per view program data in a manner to permit the viewer to preview an authorized pay per view program for a given preview period before being billed therefore, said terminal comprising: (a) a real time clock; (b) memory means; (c) viewer actuable means for authorizing and deauthorizing a pay per view program for viewing on said television set, and for accessing said real time clock to obtain an on-time and an off-time corresponding to the viewer's authorizing and deauthorizing, respectively; and (d) means responsive to successive viewer authorizing and deauthorizing for calculating a most recent viewing time segment as the difference between corresponding, successive on- and off-times, and for storing and accumulating each of said viewing time segments in said memory means to provide a total viewing time, which if greater than said preview period indicates that said viewer be billed for said pay per view program.

Claim 42

Dependent Claim 30 words

The terminal as claimed in claim 38, wherein there is included a counter for counting the number of viewing time segments and responsive to each deauthorizing for incrementing said number.

Claim 43

Dependent Claim 62 words

The terminal as claimed in claim 39, wherein there is included means for transmitting a report message from said terminal disposed at a remote location to a host computer located at a central station, said report message including said total viewing time and said number of viewing time segments, whereby said host computer may determine whether said preview period has been exceeded.

Claim 44

Dependent Claim 33 words

The terminal as claimed in claimed in claim 40, wherein there is further included means responsive to said authorizing for actuating said transmitting means to transmit said report message to said host computer.

Claim 45

Dependent Claim 168 words

A remote terminal for use in a system for monitoring and accumulating data indicative of events occurring at each of a plurality of remote terminals, each of said remote terminals connected by a detachable, non-dedicated telephone line for transmitting said accumulated event data over said telephone lines to a host computer at a central station, each of said remote terminals comprising: (a) means for detachably connecting said remote terminal to said telephone line; (b) memory means for storing event data indicative of said events; (c) means for transmitting over said telephone lines to said host computer a report message including said event data; (d) means connected to said memory means and said transmitting means for initiating said transmitting means to transmit said report message; and (f) means connected to said initiating means and said connecting means, and responsive to said initiating means initiating said transmitting means for sensing whether the telephone line is detached from said remote terminal and, if detached, for providing a detach signal indicative thereof.

Claim 46

Dependent Claim 168 words

A remote terminal for use in a system for monitoring and accumulating data indicative of events occurring at each of a plurality of remote terminals, each of said remote terminals connected by a detachable, non-dedicated telephone line for transmitting said accumulated event data over said telephone lines to a host computer at a central station, each of said remote terminals comprising: (a) means for detachably connecting said remote terminal to said telephone line; (b) memory means for storing event data indicative of said events; (c) means for transmitting over said telephone lines to said host computer a report message including said event data; (d) means connected to said memory means and said transmitting means for initiating said transmitting means to transmit said report message; and (f) means connected to said initiating means and said connecting means, and responsive to said initiating means initiating said transmitting means for sensing whether the telephone line is detached from said remote terminal and, if detached, for providing a detach signal indicative thereof.

Claim 47

Dependent Claim 40 words

The remote terminal as claimed in claim 42, wherein a dial tone normally appears on said telephone lines, and said sensing means senses the presence of said dial tone to determine whether said telephone is detached from said remote terminal.

Claim 48

Independent Claim 189 words

A system for monitoring events occurring at a plurality of remote terminals and reporting event data indicative thereof over transmission lines to a host computer disposed at a central station, said monitoring system comprising: (a) a plurality of said remote terminals, each comprised of: (1) means for monitoring said events to provide event data indicative thereof; (2) memory means connected to said monitoring means for storing said event data therefrom; and (3) transmitting means connected to said memory means and to one of said transmission lines for establishing a connection with said host computer and thereafter for accessing said event data in said memory means and for transmitting over said transmission line to said host computer a report message including said event data, said transmitting means comprising means for determining whether said connection was completed and, if not, for incrementing a number indicative of the unsuccessful transmissions of said report message, said number is stored in said memory means, and means for incorporating said number in said report message; and (b) said host computer comprising means for receiving said report message from each of said plurality of remote terminals.

Claim 49

Independent Claim 189 words

A system for monitoring events occurring at a plurality of remote terminals and reporting event data indicative thereof over transmission lines to a host computer disposed at a central station, said monitoring system comprising: (a) a plurality of said remote terminals, each comprised of: (1) means for monitoring said events to provide event data indicative thereof; (2) memory means connected to said monitoring means for storing said event data therefrom; and (3) transmitting means connected to said memory means and to one of said transmission lines for establishing a connection with said host computer and thereafter for accessing said event data in said memory means and for transmitting over said transmission line to said host computer a report message including said event data, said transmitting means comprising means for determining whether said connection was completed and, if not, for incrementing a number indicative of the unsuccessful transmissions of said report message, said number is stored in said memory means, and means for incorporating said number in said report message; and (b) said host computer comprising means for receiving said report message from each of said plurality of remote terminals.

Claim 50

Dependent Claim 110 words

The monitoring system as claimed in claim 44, wherein said transmitting means of each said remote terminals comprises means for transmitting over said transmission line a dialing signal to said host computer, means for detecting a busy signal from said host computer, and means responsive to each of said busy signals for counting the number thereof and for inserting said busy signal number in said report message; and said receiving means of said host computer comprising means responsive to said dialing signal and, if not preoccupied with a return message from another of said remote terminals, for receiving said report message, and means if preoccupied for generating said busy signal.

Claim 51

Dependent Claim 43 words

The monitoring system as claimed in claim 45 wherein said receiving means of said host computer further comprises means responsive to the reception of said report message from one of said remote terminals for sending a carrier signal to said one remote terminal.

Claim 52

Dependent Claim 55 words

The monitoring system as claimed in claim 46, wherein said transmitting means of each of said remote terminals comprises means for detecting the presence or absence of said transmitted carrier signal and, if absent, incrementing a second number stored in said memory means indicative thereof and for including said second number in said report message.

Claim 53

Dependent Claim 194 words

A remote terminal for use in a system for monitoring events occurring at each of a plurality of remote terminals and reporting same to a host computer, an initialization computer for storing initializing data for each of said plurality of remote terminals and addressable by each of said remote terminals over conventional telephone lines at a first known telephone number, each of said remote terminals comprising: (a) means for monitoring said events at said remote terminal and providing event data indicative thereof; (b) memory means for storing said initializing data, said known first telephone number, and said event data; (c) first transmitting means for incorporating said event data into a report message and transmitting said report message to said host computer; (d) means for examining said initializing data in said memory means and, if defective, for providing a request transmit signal; and (e) second transmitting means responsive to said request transmit signal for accessing said first telephone number in said memory means and for transmitting a request message over said conventional telephone lines to said initialization computer to request the downloading of new initializing data from said host computer to said requesting remote terminal.

Claim 54

Dependent Claim 194 words

A remote terminal for use in a system for monitoring events occurring at each of a plurality of remote terminals and reporting same to a host computer, an initialization computer for storing initializing data for each of said plurality of remote terminals and addressable by each of said remote terminals over conventional telephone lines at a first known telephone number, each of said remote terminals comprising: (a) means for monitoring said events at said remote terminal and providing event data indicative thereof; (b) memory means for storing said initializing data, said known first telephone number, and said event data; (c) first transmitting means for incorporating said event data into a report message and transmitting said report message to said host computer; (d) means for examining said initializing data in said memory means and, if defective, for providing a request transmit signal; and (e) second transmitting means responsive to said request transmit signal for accessing said first telephone number in said memory means and for transmitting a request message over said conventional telephone lines to said initialization computer to request the downloading of new initializing data from said host computer to said requesting remote terminal.

Claim 55

Dependent Claim 39 words

The remote terminal as claimed in claim 48, wherein said examining means examines said memory means to determine the presence or absence of said initializing data in said memory means and, if absent, for providing said request transmit signal.

Claim 56

Dependent Claim 83 words

The remote terminal as claimed in claim 48, wherein said first transmitting means transmits said report message over conventional telephone lines to said host computer at a second known telephone number and said remote terminal further comprises means for actuating said first transmitting means to initiate the transmitting of said report message to said host computer and, if said transmission between said reporting remote terminal and said host computer is not successful, for reactuating said first transmitting means of said reporting remote terminal.

Claim 57

Dependent Claim 57 words

The remote terminal as claimed in claim 48, wherein said memory means also stores an executable computer program, and there is further included a computer processor for cyclically executing said program, and said examining means responds in the course of each cyclical execution of said computer program to examine said initializing data to determine the integrity thereof.

Claim 58

Dependent Claim 64 words

The remote terminal as claimed in claim 51, wherein said initialization computer stores initializing data including a new second telephone number of said host computer, and said remote terminal further includes means for counting said unsuccessful transmission attempts between said remote terminal and said host computer and, if said number of unsuccessful transmissions exceeds a predetermined limit number, for generating a request transmit signal.

Claim 59

Dependent Claim 31 words

The remote terminal as claimed in claim 51, wherein said examining means performs in the course of each cyclical execution of said computer program a sum check on said initializing data.

Claim 60

Dependent Claim 40 words

The remote terminals as claimed in claim 53, wherein said examining means further comprises means for comparing sum checks obtained in the course of successive cyclical executions of said computer program and, if different, to provide said request transmit signal.

Claim 61

Independent Claim 147 words

A method of monitoring and accumulating data indicative of viewer authorized pay per view programs on a television set at each of a plurality or remote terminals, each of said remote terminals connected by non-dedicated telephone lines for transmitting said accumulated program data over said telephone lines to a host computer, said host computer processing said transmitted data to provide bills to the viewers, the steps of said method comprising; (a) authorizing the viewing of pay per view program upon the television set; (b) monitoring in response to said authorizing of said pay per view program the viewing of said pay per view program and providing program data indicative thereof; (c) storing said program data; and (d) responding to the said authorizing of said pay per view program by accessing said stored program data and transmitting a report message including said program data to the host computer.

Claim 62

Independent Claim 147 words

A method of monitoring and accumulating data indicative of viewer authorized pay per view programs on a television set at each of a plurality or remote terminals, each of said remote terminals connected by non-dedicated telephone lines for transmitting said accumulated program data over said telephone lines to a host computer, said host computer processing said transmitted data to provide bills to the viewers, the steps of said method comprising; (a) authorizing the viewing of pay per view program upon the television set; (b) monitoring in response to said authorizing of said pay per view program the viewing of said pay per view program and providing program data indicative thereof; (c) storing said program data; and (d) responding to the said authorizing of said pay per view program by accessing said stored program data and transmitting a report message including said program data to the host computer.

Claim 63

Independent Claim 144 words

A method of monitoring and accumulating data at a terminal indicative of viewer authorized pay per view programs in a manner to protect the terminal against removal of normal energization therefrom, the terminal comprising a real time clock and a memory, said method comprising the steps of: (a) monitoring the pay per view programs authorized by the viewer and storing program data indicative thereof in the memory; (b) applying backup energization to the real time clock and the memory if normal energization is removed from the terminal; and (c) when normal energization is applied to the terminal, accessing the real time clock to obtain a current time and comparing the current time with an expected end of program time and, if greater, for adopting the greater current time as the end of program time corresponding to the restoration of normal energization to the terminal.

Claim 64

Independent Claim 144 words

A method of monitoring and accumulating data at a terminal indicative of viewer authorized pay per view programs in a manner to protect the terminal against removal of normal energization therefrom, the terminal comprising a real time clock and a memory, said method comprising the steps of: (a) monitoring the pay per view programs authorized by the viewer and storing program data indicative thereof in the memory; (b) applying backup energization to the real time clock and the memory if normal energization is removed from the terminal; and (c) when normal energization is applied to the terminal, accessing the real time clock to obtain a current time and comparing the current time with an expected end of program time and, if greater, for adopting the greater current time as the end of program time corresponding to the restoration of normal energization to the terminal.

Claim 65

Independent Claim 173 words

A method of monitoring and accumulating data at a terminal indicative of events occurring at the terminal in a manner to protect the terminal against removal of normal energization therefrom, the terminal comprising a real time clock and a memory, said method comprising the steps of: (a) monitoring the events and storing data indicative thereof in the memory; (b) applying backup energization to the real time clock and the memory if normal energization is removed from the terminal; (c) when normal energization is applied, periodically accessing the real time clock at a regular interval and for storing the current time in the memory, whereby a series of current times including a new current time and a last current time are stored in the memory; and (d) when normal energization is applied to the terminal, accessing the real time clock to obtain the new current time and determining the difference between the new current time and the last current time and, if greater then the regular interval, providing an indication of a power outage.

Claim 66

Independent Claim 173 words

A method of monitoring and accumulating data at a terminal indicative of events occurring at the terminal in a manner to protect the terminal against removal of normal energization therefrom, the terminal comprising a real time clock and a memory, said method comprising the steps of: (a) monitoring the events and storing data indicative thereof in the memory; (b) applying backup energization to the real time clock and the memory if normal energization is removed from the terminal; (c) when normal energization is applied, periodically accessing the real time clock at a regular interval and for storing the current time in the memory, whereby a series of current times including a new current time and a last current time are stored in the memory; and (d) when normal energization is applied to the terminal, accessing the real time clock to obtain the new current time and determining the difference between the new current time and the last current time and, if greater then the regular interval, providing an indication of a power outage.

Claim 67

Dependent Claim 30 words

The method as claimed in claim 57, wherein there is further included the step of adopting the difference as the power outage time when said power outage indication is provided.

Claim 68

Dependent Claim 70 words

The method as claimed in claim 57, wherein the event is viewer authorization of pay per view TV programs and there is further included the step of determining whether a pay per view program had been authorized when energization was removed from the terminal and, if so, for determining whether an expected end of program time of the authorized pay per view program is greater than the new current time.

Claim 69

Dependent Claim 43 words

The method as claimed in claim 59, wherein if the expected end of program time is greater than the new current time, storing in the memory the new current time as the end of program time of the authorized pay per view program.

Claim 70

Independent Claim 182 words

A method for monitoring and accumulating data at a terminal indicative of viewer authorized pay per view programs to be displayed on a television set, the viewer permitted to preview an authorized pay per view program without charge for a given preview period before being billed for an authorized pay per view program, the terminal comprising a real time clock and a memory, said method comprising the steps of: (a) responding to viewer actuation of the terminal for authorizing and deauthorizing a pay per view program and accessing the real time clock to obtain an on-time and off-time corresponding to the viewer's authorizing and deauthorizing, respectively; (b) responding to successive viewer authorizing and deauthorizing for calculating a most recent viewing time segment as the difference between corresponding, successive on- and off-times; (c) storing and accumulating each of said viewing time segments in the memory to provide a total viewing time; and (d) comparing the total viewing time with said preview period and, if the total viewing time is greater than the preview period, billing the viewer for the pay per view program.

Claim 71

Independent Claim 182 words

A method for monitoring and accumulating data at a terminal indicative of viewer authorized pay per view programs to be displayed on a television set, the viewer permitted to preview an authorized pay per view program without charge for a given preview period before being billed for an authorized pay per view program, the terminal comprising a real time clock and a memory, said method comprising the steps of: (a) responding to viewer actuation of the terminal for authorizing and deauthorizing a pay per view program and accessing the real time clock to obtain an on-time and off-time corresponding to the viewer's authorizing and deauthorizing, respectively; (b) responding to successive viewer authorizing and deauthorizing for calculating a most recent viewing time segment as the difference between corresponding, successive on- and off-times; (c) storing and accumulating each of said viewing time segments in the memory to provide a total viewing time; and (d) comparing the total viewing time with said preview period and, if the total viewing time is greater than the preview period, billing the viewer for the pay per view program.

Claim 72

Independent Claim 107 words

A method of monitoring and accumulating data indicative of events occurring at a plurality of remote terminals, each of said remote terminals connected by a disconnectable, non-dedicated telephone line for transmitting accumulated data over the telephone lines to a host computer, each of the remote terminals comprising a memory, said method comprising the steps of: (a) formulating a report message including the data and transmitting the report message over the telephone line to the host computer; and (b) at the initiation of the transmission of the report message sensing whether the telephone line is disconnected from the remote terminal and, if disconnected, provided a signal indicative thereof.

Claim 73

Independent Claim 107 words

A method of monitoring and accumulating data indicative of events occurring at a plurality of remote terminals, each of said remote terminals connected by a disconnectable, non-dedicated telephone line for transmitting accumulated data over the telephone lines to a host computer, each of the remote terminals comprising a memory, said method comprising the steps of: (a) formulating a report message including the data and transmitting the report message over the telephone line to the host computer; and (b) at the initiation of the transmission of the report message sensing whether the telephone line is disconnected from the remote terminal and, if disconnected, provided a signal indicative thereof.

Annuity Stage	Window Opens	Payment Deadline	Surcharge Period Until	Estimated Fee	Status
3.5 Years (Year 4)	1993-01-08	1993-07-10	1994-01-09	$2000.00	Window Closed / Lapsed
7.5 Years (Year 8)	1997-01-08	1997-07-10	1998-01-09	$3760.00	Window Closed / Lapsed
11.5 Years (Year 12)	2001-01-08	2001-07-10	2002-01-09	$7700.00	Window Closed / Lapsed

Monitoring and reporting system for remote terminals

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