Data transmission with receiver side control
AssigneeCanon Kabushiki Kaisha
InventorTERUO HIEDA
Life of this patent
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Abstract
This invention provides communication method, communication device, transmitting device, receiving device, communication system, and memory medium which can take high quality pictures and communicate efficiently. According to one aspect, this invention is a communication method for supplying moving picture data sent from a transmitter to a receiver side through a transmission channel, characterized by the transmitter sends moving picture data of a predetermined resolution and/or frame rate based on an instruction from the receiver.
Claims63
Communication method for supplying moving picture data sent from a transmitter to a receiver through a transmission channel, comprising:
- receiving an instruction at the transmitter from the receiver concerning frame rate of the moving picture data;
- and
- sending the moving picture data from the transmitter to the receiver at a frame rate based on the instruction from said receiver.
Communication method for supplying moving picture data to a receiver through a transmission channel, comprising:
- receiving an instruction from the receiver concerning frame rate of the moving picture data;
- and
- sending the moving picture data to the receiver at a frame rate based on the instruction from said receiver.
Communication method for receiving moving picture data from a transmitter to a receiver through a transmission channel, comprising:
- sending an instruction to the transmitter concerning frame rate of the moving picture data;
- and
- receiving the moving picture data from the transmitter at a frame rate based on the instruction.
Communication method for supplying moving picture data sent from a transmitter to a receiver side through a transmission channel, characterized by said transmitter sends moving picture data of a predetermined frame rate based on the instruction from said receiver.
Communication method between a transmitter which produces digital moving picture data and a receiver which receives digital moving picture data through a network and displays,
- notifying the resolution or frame rate, which is set at said receiver, to said transmitter;
- and
- supplying the moving picture data having the predetermined resolution and frame rate to said receiver by said transmitter, the moving picture data is obtained from hierarchical data based on the notification.
Communication method between a transmitter which produces digital moving picture data and a receiver which receives digital moving picture data through a network and displays,
- notifying the frame rate, which is set at said receiver, to said transmitter;
- and
- supplying the moving picture data having the predetermined frame rate to said receiver by said transmitter side, the moving picture data is obtained based on the notification.
Communication apparatus which supplies moving picture data sent from transmitting means to receiving means through a transmission channel, comprising:
- wherein said transmitting means includes obtaining means for obtaining moving picture data;
- and sending means for sending the moving picture data obtained by said obtaining to a transmission channel, and
- wherein said sending means sends the moving picture data of a predetermined resolution or frame rate obtained from hierarchical data based on the instruction from said receiving means.
Communication apparatus which supplies moving picture data sent from transmitting means to receiving means through a transmission channel, comprising:
- wherein said transmitting means includes obtaining means for obtaining moving picture data;
- and sending means for sending the moving picture data obtained by said obtaining to a transmission channel, and
- wherein said sending means sends the moving picture data of a predetermined frame rate which is based on the instruction from said receiving means.
Communication apparatus which includes transmitting means for generating digital moving picture data and receiving means for displaying an image based on the digital moving picture data through a transmission channel,
- wherein said receiving means notifies the resolution or frame rate, which is set, to said transmitting means, and said transmitting means supplies, to said receiving means, the digital moving picture data of a predetermined resolution or frame rate obtained from hierarchical data based on the instruction from said receiving means.
Communication apparatus which includes transmitting means for generating digital moving picture data and receiving means for displaying an image based on the digital moving picture data through a transmission channel,
- wherein said receiving means notifies the frame rate, which is set, to said transmitting means, and said transmitting means supplies, to said receiving means, the digital moving picture data of a predetermined frame rate obtained from hierarchical data based on the instruction from said receiving means.
Transmitting apparatus which sends moving picture data to sent to a transmission channel, comprising:
- obtaining means for obtaining moving picture data;
- and
- sending means for sending the moving picture data to the transmission channel,
- wherein said sending means sends the moving picture data of a predetermined resolution or frame rate obtained from hierarchical data based on the instruction supplied through the transmission channel.
Transmitting apparatus which sends moving picture data to sent to a transmission channel, comprising:
- obtaining means for obtaining moving picture data;
- and
- sending means for sending the moving picture data to the transmission channel,
- wherein said sending means sends the moving picture data of a predetermined frame rate based on the instruction supplied through the transmission channel.
Receiving apparatus which receives moving picture data from a transmitter through a transmission channel, comprising;
- instructing means for instructing a resolution or a frame rate to said transmitter;
- and
- receiving means for receiving the moving picture data of a predetermined resolution or frame rate obtained from hierarchical data based on the instruction by said instructing means.
Receiving apparatus which receives moving picture data from a transmitter through a transmission channel, comprising:
- instructing means for instructing a frame rate to said transmitter;
- and
- receiving means for receiving the moving picture data of a predetermined frame rate based on the instruction by said instructing means.
A computer-executable program product stored on a computer readable medium, the computer-executable program product for supplying moving picture data sent from a transmitter to a receiver through a transmission channel, said computer program product including:
- computer readable program code means to receive an instruction at the transmitter from the receiver concerning frame rate of the moving picture data;
- and
- computer readable program code means to send the moving picture data from the transmitter to the receiver at a frame rate based on the instruction from said.
A computer-executable program product stored on a computer readable medium, the computer-executable program product for supplying moving picture data to a receiver through a transmission channel, said computer program product including:
- computer readable program code means to receive an instruction from the receiver concerning frame rate of the moving picture data;
- and
- computer readable program code means to send the moving picture data to the receiver at a frame rate based on the instruction from said receiver.
A computer-executable program product stored on a computer readable medium, the computer-executable program product for receiving moving picture data from a transmitter to a receiver through a transmission channel, said computer program product including:
- computer readable program code means to send an instruction to the transmitter concerning frame rate of the moving picture data;
- and
- computer readable program code means to receive the moving picture data from the transmitter at a frame rate based on the instruction.
Dependencies are inferred from the claim text.