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US 6,445,824 B2Granted
Data transmission with receiver side control
AssigneeCanon Kabushiki Kaisha
InventorTeruo Hieda
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AssigneeCanon Kabushiki Kaisha
InventorTeruo Hieda
Estimating the term…
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.
Communication method for supplying moving picture data sent from a transmitter to a receiver through a transmission channel, said method comprising:
Communication method for supplying moving picture data to a receiver through a transmission channel, said method comprising:
Communication method for receiving moving picture data from a transmitter to a receiver through a transmission channel, said method comprising:
Communication method for supplying moving picture data sent from a transmitter to a receiver through a transmission channel, said method comprising a transmission step of sending, from the transmitter, moving picture data of a predetermined resolution and frame rate based on an instruction from the receiver.
Communication method between a transmitter, which produces digital moving picture data, and a receiver, which receives the digital moving picture data through a network and displays the digital moving picture data, said method comprising:
Communication apparatus that supplies moving picture data sent from a transmitter to receiver through a transmission channel, said apparatus comprising:
Communication apparatus comprising:
Communication apparatus comprising:
Transmitting apparatus that sends moving picture data via a transmission channel, said apparatus comprising:
Receiving apparatus that receives moving picture data from a transmitter through a transmission channel, said apparatus comprising:
A computer-executable program product stored on a computer-readable storage medium, said computer-executable program product for supplying moving picture data sent from a transmitter to a receiver through a transmission channel, said computer-executable program product comprising:
A computer-executable program product stored on a computer-readable storage medium, said computer-executable program product for supplying moving picture data to a receiver through a transmission channel, said computer-executable program product comprising:
A computer-executable program product stored on a computer-readable medium, said computer-executable program product for receiving, at a receiver, moving picture data transmitted from a transmitter through a transmission channel, said computer-executable program product including:
Dependencies are inferred from the claim text.
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From the US filing history. Foreign family members aren’t listed.
Control signals issued by the client directed to the server or network components: for rate control , e.g. request to the server to modify its…
Involving reformatting operations of video signals for distribution or compliance with end-user requests or end-user device requirements: by…
Involving reformatting operations of video signals for distribution or compliance with end-user requests or end-user device requirements: by…
Client or end-user data management, e.g. managing client capabilities, user preferences or demographics, processing of multiple end-users…:…
Term ended 22 Apr 2018 (estimated)
USPTO file history isn’t available for this patent, so only indexed dates are shown.
1. Field of the Invention
This invention relates to communication method, communication apparatus, transmitting apparatus, receiving apparatus, communication system, and memory medium. For example, this invention relates to communicating moving picture data through a transmission channel.
2. Description of the Related Art
This summary has been provided so that the nature of the invention may be understood quickly. A more complete understanding of the invention can be obtained by reference to the followed detailed description of the preferred embodiments thereof in connection with the attached Figures.
FIG. 1 shows a block diagram of the structure of a communication system according to one embodiment of the present invention.
FIG. 2 shows a block diagram of the structure of a video-camera included in the communication system.
FIG. 1 shows a communication system 100 embodying the present invention.
Communication system 100 includes a sending apparatus comprised by video-camera 110 having a network communication function. Four personal computers 120, 130, 140, 150 each having a network communication function are receiving apparatuses. Video-camera 110 and four personal computers 120, 130, 140, 150 are connected to each other by network 160 which constitutes a transmission channel.
FIG. 2 is a block diagram showing the construction of video camera 110. As shown in FIG. 2, video-camera 110 includes lens 111, which is part of an optical system for image capture, image capturing device 112, to which the light from lens 111 is focused, signal processing circuit 113, to which the output of image capturing device 112 is supplied, hierarchical data producing circuit 114, to which the output of signal processing circuit 113 is supplied, memory 115, to which the output of hierarchical data producing circuit 114 is supplied, control circuit 116, to which the output of memory 115 is supplied, network interface circuit 118, which is connected to control circuit 116, and network connecting terminal 119, which is connected to network interface circuit 118. Video-camera 110 is connected to network 160 in FIG. 1 via connecting terminal 119.