Networked subscriber television distribution
First Claim
Patent Images
1. A master device, comprising:
- a tuner tuning a television signal from a received multiplexed signal;
an encoder coupled to the tuner and receiving the tuned television signal and digitally encoding the tuned television signal;
a transmitter coupled to the encoder and transmitting the encoded signal to a remote device to be displayed on a viewing device;
a receiver receiving a control signal from the remote device corresponding to a user input; and
a controller coupled to the receiver and configured to accept the control signal from the receiver and instruct the tuner to change the tuned television signal in response thereto, such that the transmitter transmits a changed encoded signal to the remote device for display on the viewing device within three seconds from the remote device receiving the user input.
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0 Petitions
Accused Products
Abstract
A master device interactively distributes a television signal to a remote device for remote display with low latency between a user input and a television signal change.
269 Citations
113 Claims
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1. A master device, comprising:
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a tuner tuning a television signal from a received multiplexed signal;
an encoder coupled to the tuner and receiving the tuned television signal and digitally encoding the tuned television signal;
a transmitter coupled to the encoder and transmitting the encoded signal to a remote device to be displayed on a viewing device;
a receiver receiving a control signal from the remote device corresponding to a user input; and
a controller coupled to the receiver and configured to accept the control signal from the receiver and instruct the tuner to change the tuned television signal in response thereto, such that the transmitter transmits a changed encoded signal to the remote device for display on the viewing device within three seconds from the remote device receiving the user input. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 18, 19, 20, 21)
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17. A master device, comprising:
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a tuner tuning a digital television signal from a received multiplexed signal;
a transmitter coupled to the tuner and transmitting the tuned digital television signal to a remote device to be displayed on a viewing device;
a receiver receiving a control signal from the remote device corresponding to a user input; and
a controller coupled to the receiver and configured to accept the control signal from the receiver and instruct the tuner to change the tuned digital television signal in response thereto, such that the transmitter transmits the changed tuned digital television signal to the remote device for display on the viewing device within two seconds from the remote device receiving the user input.
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22. A master device, comprising:
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a tuner tuning a television signal from a received multiplexed signal;
a radio frequency driver receiving the tuned television signal and outputting an analog television signal;
a computer, comprising;
a video capture card coupled to the radio frequency driver, receiving the analog television signal and digitizing it for display on a computer monitor;
a NetMeeting program, residing in a memory and running on a processor, receiving the output of the video capture card and compressing the digitized signal a network device receiving the output of the NetMeeting program, wherein the network device is an IEEE 802.11b wireless ethernet card which modulates and transmits a wireless signal to a remote device with a viewing device, and receives control signals from the remote device corresponding to user input;
an internet connection receiving data from an internet website, which is associated with the tuned television signal, and transferring the data to the network device; and
a controller coupled to the computer and configured to accept the control signals from the computer and instruct the tuner to change the tuned television signal in response thereto such that the transmitter transmits a changed encoded signal to the remote device for display on the viewing device within three seconds from a remote device receiving the user input. - View Dependent Claims (24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50)
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23. A remote device, comprising:
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a receiver receiving an encoded video signal from a master device;
a decoder coupled to the receiver and translating the encoded video signal into a decoded video signal suitable for a viewing device;
a user interface receiving a user input and converting it to a control signal; and
a transmitter coupled to the user interface and sending the control signal to the master device to achieve a responsive video signal change within three seconds after receiving the user input.
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51. A remote device system, comprising:
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an IEEE 802.11b wireless ethernet device receiving a modulated television signal, comprising a video stream and an internet stream, from a master wireless ethernet device, and demodulating the television signal;
a decoder coupled to the wireless ethernet device and receiving the demodulated television signal, which decompresses the demodulated television signal;
a user interface for receiving a user input and converting it to a control signal, wherein the user interface is coupled to the IEEE 802.11b wireless ethernet device and transmits it back to the master wireless ethernet device;
a co-located viewing device coupled to the decoder which displays the decompressed television signal, wherein a change requested by a user input is responsive within a half-second of the user input; and
an internet browser coupled to the wireless ethernet device, running on the remote device and receiving the internet stream and displaying the information contained in the internet stream, wherein when a television signal is changed, the internet browser redirects to a web page associated with the changed television signal.
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52. A television distribution system comprising:
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a remote device comprising;
a first receiver receiving an encoded video signal from a master device;
a decoder coupled to the first receiver and translating the encoded video signal into a decoded video signal suitable for a viewing device;
a user interface receiving a user input and converting it to a control signal;
a first transmitter coupled to the user interface and sending the control signal to the master device to achieve a change in the encoded video signal;
the receiver receives a change in the encoded video signal responsive to the control signal, wherein the remote device sends the change to the viewing device within three seconds of the user input;
a master device comprising;
a tuner tuning a television signal from a received multiplexed signal;
an encoder coupled to the tuner and encoding the tuned television signal;
a second transmitter coupled to the output of the encoder, and sending an encoded video signal to the remote device;
a second receiver receiving the control signal from the remote device; and
a controller coupled to the receiver and configured to accept the control signal from the receiver and instruct the tuner to change the tuned television signal in response thereto, such that the transmitter transmits a changed encoded signal to the remote device for display on the viewing device within three seconds from the remote device receiving the user input. - View Dependent Claims (53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63)
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64. A television distribution system, comprising:
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a remote device, comprising;
an IEEE 802.11b wireless ethernet device receiving a modulated television signal from a master device and demodulating the modulated television signal to an encoded video stream and an internet data stream;
a decoder coupled to the output of the wireless ethernet device, and decoding the encoded video stream into a decoded video signal suitable for a viewing device;
a user interface receiving a user input and converting it to a control signal, coupled to the wireless ethernet device sending the control signal to the master device;
a viewing device coupled to the decoder and displaying the decoded video stream, wherein for a change requested by a user input the remote device is responsive within a half-second of the user input;
an internet browser coupled to the internet data stream and displaying the internet data stream, wherein when a program change occurs, the internet browser redirects to a website associated with the changed program;
the master device comprising;
a tuner tuning a television signal from a received multiplexed signal;
a radio frequency driver coupled to the tuner output and outputting an analog television signal;
a computer, comprising;
a video capture card coupled to the radio frequency driver digitizing the analog television signal for display on a computer monitor;
a NetMeeting program, residing in a memory and running on a processor, receiving the output of the video capture card and compressing the digitized signal a network device coupled to the NetMeeting program, wherein the network device is an IEEE 802.11b wireless ethernet card which modulates and transmits the compressed digitized signal to the remote device, and receives control signals from the remote device corresponding to a user input;
an internet connection coupled to the internet and receiving data from a website, wherein the data is associated with the tuned television signal, and transferring the data to the network device; and
a controller coupled to the computer and configured to accept the control signals from the computer and instruct the tuner to change the tuned television signal in response thereto such that the transmitter transmits a changed encoded signal to the remote device for display on the viewing device within three seconds from the remote device receiving the user input.
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65. A method of interactively distributing a video signal from a master device, the method comprising the steps of:
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receiving a multiplexed signal;
tuning a television signal from the multiplexed signal;
determining whether the tuned television signal is encoded, and encoding the tuned television signal if it is not encoded;
transmitting the encoded tuned television signal to a remote device;
receiving a control signal from the remote device; and
changing the transmitted signal in response to the control signal from the remote device within three seconds of a user input requesting such a change. - View Dependent Claims (66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80)
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81. A method of interactively distributing a video signal from a master device, the method comprising the steps of:
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receiving a multiplexed signal;
tuning a television signal from the multiplexed signal;
sending the tuned television signal to a computer to be digitized by a video capture card and encoded by a NetMeeting program;
using an IEEE 802.11b wireless ethernet device to transmit the encoded signal to a remote device;
receiving a control signal at the IEEE 802.11b wireless ethernet device, from the remote device;
changing the transmitted signal in response to the control signal from the remote device within three seconds of a user input requesting such a change; and
providing an internet connection, and sending the data to the wireless ethernet device, allowing the remote device to browse the internet.
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82. A method of interactively receiving a video signal from a wireless master device, the method comprising the steps of:
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receiving a first compressed video signal from a master device;
decompressing the first compressed video signal;
sending the first video signal to a viewing device;
receiving a user input corresponding to a requested change in the video signal;
deriving a control signal from the user input;
transmitting the control signal to the master device;
receiving a second compressed video signal from the master device; and
sending the second compressed video signal to the viewing device within three seconds from receiving the user input. - View Dependent Claims (83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 100, 101)
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102. A method of interactively receiving a video signal from a wireless master device, the method comprising the steps of:
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receiving a wireless ethernet modulated signal from a master device, wherein the modulated signal comprises a first compressed video signal and a first internet data signal;
demodulating the first wireless ethernet modulated signal to the component parts;
decompressing the first compressed video signal;
sending the first video signal to a viewing device;
receiving a user input corresponding to a requested change in the first video signal;
deriving a control signal from the user input;
transmitting the control signal to the master device;
receiving a second compressed video signal from the master device;
sending the second compressed video signal to the viewing device within three seconds from receiving the user input;
providing a internet browser, receiving the first internet data signal; and
redirecting the master device to a new website such that the internet browser receives a second internet data signal associated with a change in program after the user input.
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103. A method of interactively distributing a video signal from a master wireless device, the method comprising the steps of:
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receiving a first compressed video signal at a remote device from a master device;
decompressing the first compressed video signal into a decompressed video signal suitable for a viewing device;
receiving a user input corresponding to a requested change in the video signal;
deriving a control signal from the user input;
transmitting the control signal to the master device;
receiving a second compressed video signal from the master device;
sending the second compressed video signal to the viewing device within three seconds from receiving the user input;
receiving a multiplexed signal;
tuning a tuned television signal from the multiplexed signal;
ensuring the tuned television signal is a first compressed video signal, first compressing the tuned television signal if it has no compression;
transmitting the first compressed video signal to a remote device;
receiving the control signal from the remote device; and
changing the transmitted signal in response to the control signal from the remote device within three seconds of a user input requesting such a change. - View Dependent Claims (104, 105, 106, 107, 108, 109, 110, 111, 112)
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113. A method of interactively distributing a video signal from a master wireless device, the method comprising the steps of:
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receiving a multiplexed signals;
tuning a television signal from the multiplexed signal;
sending the tuned television signal to a computer to be digitized by a video capture card and encoded by a NetMeeting program;
using an IEEE 802.11b wireless ethernet device to transmit the encoded signal to a remote device;
receiving a control signal at the IEEE 802.11b wireless ethernet device, from the remote device;
changing the transmitted signal in response to the control signal from the remote device within three seconds of a user input requesting such a change;
providing an internet connection, and sending the data to the wireless ethernet device, allowing the remote device to browse the internet;
receiving a wireless ethernet modulated signal from the master device, wherein the signal comprises a first compressed video signal and a first internet data signal;
demodulating the first wireless ethernet modulated signal;
decompressing the first compressed video signal;
sending the decompressed first video signal to a viewing device;
receiving a user input corresponding to a requested change of the first video signal;
deriving a control signal from the user input;
transmitting the control signal to the master device, and receiving a second compressed video signal from the master device within three seconds from receiving the user input;
providing a internet browser, receiving the first internet data signal; and
redirecting the internet browser to receive a second internet data signal associated with a change in program after the user input.
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Specification