최소 단어 이상 선택하여야 합니다.
최대 10 단어까지만 선택 가능합니다.
다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
NTIS 바로가기다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
DataON 바로가기다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
Edison 바로가기다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
Kafe 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0449413 (1995-05-24) |
등록번호 | US-8559635 (2013-10-15) |
발명자 / 주소 |
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출원인 / 주소 |
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대리인 / 주소 |
|
인용정보 | 피인용 횟수 : 1 인용 특허 : 974 |
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 an input (e.g., 77) controlling a
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 an input (e.g., 77) controlling a plurality of computers (e.g., 205), generate and output user information at receiver stations. Under broadcast control, local computers (73, 205), combine user information selectively into prior art communications to exhibit personalized mass media programming at video monitors (202), speakers (263), printers (221), etc. At intermediate transmission stations (e.g., cable television stations), signals in network broadcasts and from local inputs (74, 77, 97, 98) cause control processors (71) and computers (73) to selectively automate connection and operation of receivers (53), recorder/players (76), computers (73), generators (82), strippers (81), etc. At receiver stations, signals in received transmissions and from local inputs (225, 218, 22) cause control processors (200) and computers (205) to automate connection and operation of converters (201), tuners (215), decryptors (224), recorder/players (217), computers (205), furnaces (206), etc. Processors (71, 200) meter and monitor availability and usage of programming.
1. A method for controlling the decryption of encrypted programming at a subscriber station, said method comprising the steps of: receiving encrypted digital programming, said encrypted digital programming having an encrypted digital control signal;detecting said control signal;passing said control
1. A method for controlling the decryption of encrypted programming at a subscriber station, said method comprising the steps of: receiving encrypted digital programming, said encrypted digital programming having an encrypted digital control signal;detecting said control signal;passing said control signal to a decryptor that decrypts encrypted digital data at said subscriber station;decrypting said control signal;decrypting said encrypted digital programming to form decrypted programming based on said control signal; andpresenting said decrypted programming to a viewer or listener. 2. A method for controlling the decryption of programming at a subscriber station, said method comprising the steps of: receiving programming, said programming having a first encrypted digital control signal portion and an encrypted digital information portion;detecting said first encrypted digital control signal portion of said programming;passing said first encrypted digital control signal portion of said programming to a first decryptor at said subscriber station;decrypting said first encrypted digital control signal portion of said programming using said first decryptor at said subscriber station;passing said encrypted digital information portion of said programming and the decrypted control signal portion to a second decryptor at said subscriber station;decrypting said encrypted digital information portion of said programming using said second decryptor at said subscriber station based on the decrypted control signal portion; andpresenting said programming. 3. A method of controlling a remote transmitter station to communicate program material to a subscriber station and controlling said subscriber station to process or output a unit of programming, said method comprising the steps of: receiving a control signal which operates at the remote transmitter station to control the communication of a unit of programming and one or more first instruct signals and communicating said control signal to said remote transmitter station;receiving a code or datum identifying a unit of programming to be transmitted by the remote transmitter station, said remote transmitter station transferring said unit of programming to a transmitter;receiving at said remote transmitter station one or more second instruct signals which operate at the subscriber station to identify and decrypt said unit of programming or said one or more first instruct signals, said remote transmitter station transferring said one or more second instruct signals to said transmitter; andtransmitting from said remote transmitter station an information transmission comprising said unit of programming, said one or more first instruct signals, and said one or more second instruct signals, said one or more first instruct signals being transmitted in accordance with said control signal. 4. The method of claim 2, wherein said programming further includes encrypted video. 5. The method of claim 2, wherein said subscriber station stores information that evidences processing said programming. 6. The method of claim 2, wherein said programming is received at said subscriber station in one channel of a multichannel signal and a second control signal portion used to decrypt said programming is included in said multichannel signal outside said one channel. 7. The method of claim 2, wherein said subscriber station detects, in a transmission channel including said programming, a second control signal portion used to decrypt the first control signal portion. 8. he method of claim 2, wherein the subscriber station detects, in a transmission channel for transmitting the programming, a second control signal portion used to decrypt the first control signal portion, and wherein the second control signal portion is encrypted, and wherein the second control signal portion is decrypted in order to enable decryption of the first control signal portion. 9. The method of claim 2, wherein said programming includes computer data. 10. A method of controlling at least one of a plurality of receiver stations, said method comprising the steps of: receiving downloadable code which is effective at said at least one of said plurality of receiver stations to implement a new technique of decrypting and delivering the downloadable code to at least one transmitter;receiving at least one control signal which at said at least one of said plurality of receiver stations directly operates to execute the downloadable code; andcausing said at least one control signal to be communicated to said at least one transmitter at a specific time,thereby to transmit at least one information transmission, wherein each information transmission includes the downloadable code and said at least one control signal. 11. The method of claim 10, wherein a digital television program is displayed at a receiver station and said downloadable code and said at least one control signal program said receiver station to decrypt said digital television program in accordance with said new technique. 12. A method of communicating digital television program material to one or more receiver stations, said method comprising the steps of: receiving a digital television program at a transmitter station and delivering said digital television program to a transmitter;receiving and storing one or more instruct signals at said transmitter station, said one or more instruct signals at said one or more receiver stations operative to implement a new technique of decrypting;transferring in accordance with a predetermined schedule said one or more instruct signals to said transmitter; andtransmitting said digital television program and said one or more instruct signals from said transmitter station to said one or more receiver stations. 13. A method of processing signals at a receiver station comprising the steps of: receiving at least one information transmission;detecting a plurality of signals in said at least one information transmission;changing a decryption technique in response to at least a first of said plurality of signals;decrypting a second of said plurality of signals on the basis of said changed decryption technique, wherein said decrypted second of said plurality of signals is embedded with executable instructions;passing said decrypted second of said plurality of signals to a controllable device; andcontrolling said controllable device on the basis of said embedded executable instructions of said passed decrypted second of said plurality of signals. 14. The method of claim 12, wherein said step of transferring is performed based on comparison. 15. The method of claim 12, wherein said schedule specifies a transmission time and a transmission channel, said method further comprising the steps of receiving and storing said schedule at said transmitter station. 16. The method of claim 12, wherein said one or more instruct signals operate at said one or more receiver stations based on an identifier, said method further comprising the step of transmitting said identifier. 17. The method of claim 16, wherein an information transmission including said digital television program is received at said one or more receiver stations, wherein said digital television program is outputted at said one or more receiver stations, and wherein said identifier identifies (i) said digital television program and (ii) a channel including said digital television program. 18. A method of processing signals at a receiver station comprising the steps of: receiving at least one encrypted digital information transmission, wherein the at least one encrypted digital information transmission is unaccompanied by any non-digital information transmission;locating code;passing said code to a processor;controlling a decryptor that decrypts encrypted digital data to decrypt in a specific fashion on the basis of said code;decrypting a portion of said at least one information transmission in said specific fashion; andpassing said decrypted portion of said at least one encrypted digital information transmission to one of said processor and an output device. 19. A method of controlling a receiver station to detect digital data and control a decryptor that decrypts encrypted digital data based on a varying pattern of timing or location, said method of controlling comprising the steps of: receiving programming and delivering said programming to a transmitter;receiving digital data comprising at least an instruct signal and communicating said digital data to a signal embedder, said instruct signal operative at said receiver station to control said decryptor;controlling said signal embedder to embed said digital data in an encrypted digital information transmission in a varying pattern of timing or location;communicating said encrypted digital information transmission to said transmitter;transmitting said programming; andtransmitting said encrypted digital information transmission including said digital data separately from said transmitted programming. 20. A method of processing signals at a receiver station comprising the steps of: receiving at least one encrypted digital information transmission, wherein the at least one encrypted digital information transmission is unaccompanied by any non-digital information transmission;detecting a plurality of signals on said at least one encrypted digital information transmission;decrypting at least one of said plurality of signals, said at least one decrypted signal embedded with at least one instruct signal which is effective to instruct;passing the at least one decrypted instruct signal to a controllable device; andcontrolling said controllable device on the basis of decrypted information included in said at least one decrypted instruct signal. 21. A method for decryptor activation in a network comprising: receiving a transmission comprising encrypted materials;decrypting under first processor control a first portion of said encrypted materials in said transmission;inputting said first portion of said encrypted materials to a decryptor;decrypting under second processor control a second portion of said encrypted materials based on said step of decrypting said first portion of said encrypted materials. 22. The method of claim 21 wherein said transmission in said step of receiving a transmission is a multichannel signal separated in the frequency domain. 23. The method of claim 22 wherein said transmission is a cable system broadcast. 24. The method of claim 21 wherein said transmission in said step of receiving a transmission is a multichannel signal separated in the time domain. 25. The method of claim 21 wherein said transmission in said step of receiving a transmission is generated at a local data source. 26. The method of claim 25 wherein said local data source comprises a VCR. 27. The method of claim 25 wherein said local data source comprises a laser disk. 28. The method of claim 21 wherein said encrypted materials comprise a portion of a television program. 29. The method of claim 21, wherein said transmission in said step of receiving a transmission and a signal necessary for decryption are received from different sources. 30. The method of claim 29, further comprising the step of contacting a remote transmitter station to receive one of said transmission and said signal necessary for decryption. 31. The method of claim 29, wherein a signal necessary for decryption is communicated by telephone. 32. A method of processing signals at a receiver station comprising the steps of: receiving one or more encrypted digital information transmissions at said receiver station, wherein said one or more encrypted digital information transmissions are unaccompanied by any non-digital information transmission;detecting a plurality of signals on said one or more encrypted digital information transmissions, at least a first of one of said plurality of signals including a control signal;controlling a decryptor that decrypts encrypted digital data in response to said control signal;decrypting or enabling communication of at least a second of said plurality of signals on the basis of said step of controlling said decryptor;passing said decrypted or enabled at least said second of said plurality of signals to a controllable device; andcontrolling said controllable device by processing instructions embedded in said passed decrypted or enabled at least said second of said plurality of signals. 33. A method of processing signals at a receiver station comprising the steps of: receiving at least one encrypted digital information transmission, wherein the at least one encrypted digital information transmission is unaccompanied by any non-digital information transmission;identifying a plurality of signals in said at least one encrypted digital information transmission;selecting, by processing selection criteria, a first signal of said plurality of signals including downloadable code;passing said downloadable code to a processor;controlling a decryptor that decrypts encrypted digital data to decrypt in a specific fashion on the basis of said downloadable code;decrypting at least one second signal of said plurality of signals in said specific fashion; andpassing said at least one second signal to one of said processor and an output device.
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