Wireless broadcast protocol
First Claim
Patent Images
1. In a keyboard-video-mouse (“
- KVM”
) system in which a target computer may be wirelessly accessed by a plurality of remote stations, a method comprising, by the target computer;
(A) obtaining a frame of video data;
(B) transmitting packets for the frame;
(C) transmitting a query packet requesting at least some of said plurality of remote stations to provide a list of packets that need to be resent;
(D) obtaining from each of at least two of the remote stations, a list of one or more packets that need to be resent, wherein the list of packets from a particular remote station identifies packets missed by that particular remote station;
(E) removing duplicates from the lists of packets that need to be resent; and
then(F) resending at least some of the requested packets.
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Accused Products
Abstract
In a keyboard-video-mouse (“KVM”) system in which a target computer may be wirelessly accessed by a plurality of remote stations, a method includes, by the target computer: obtaining a frame of video data; transmitting packets for the frame; transmitting a query packet; obtaining a list of requests from at least one of the remote stations, each request from a particular remote station identifying packets missed by that particular remote station; and resending at least some of the requested packets.
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Citations
6 Claims
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1. In a keyboard-video-mouse (“
- KVM”
) system in which a target computer may be wirelessly accessed by a plurality of remote stations, a method comprising, by the target computer;(A) obtaining a frame of video data; (B) transmitting packets for the frame; (C) transmitting a query packet requesting at least some of said plurality of remote stations to provide a list of packets that need to be resent; (D) obtaining from each of at least two of the remote stations, a list of one or more packets that need to be resent, wherein the list of packets from a particular remote station identifies packets missed by that particular remote station; (E) removing duplicates from the lists of packets that need to be resent; and
then(F) resending at least some of the requested packets. - View Dependent Claims (2, 3)
- KVM”
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4. In a keyboard-video-mouse (“
- KVM”
) system in which a target computer may be wirelessly accessed by a plurality of remote stations, a method comprising, by the target computer;(A) obtaining a frame of video data; (B) transmitting packets for the frame; (C) transmitting a query packet requesting at least some of said plurality of remote stations to provide a list of packets that need to be resent; (D) obtaining from each of at least two of the remote stations, a list of one or more packets that need to be resent, wherein the list of packets from a particular remote station identifies packets missed by that particular remote station; (E) sorting received lists of packets and removing duplicates from the lists of packets that need to be resent; (F) resending at least some of the requested packets; and repeating (A) through (F) while there is more video data.
- KVM”
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5. A device, in a keyboard-video-mouse (“
- KVM”
) system in which a target computer may be wirelessly accessed by a plurality of remote stations, the device comprising;(A) a mechanism constructed and adapted to obtain a frame of video data; (B) a mechanism constructed and adapted to transmit packets for the frame; (C) a mechanism constructed and adapted to transmit a query packet, said query packet requesting at least some of said plurality of remote stations to provide a list of packets that need to be resent; (D) a mechanism constructed and adapted to obtain from each of at least two of the remote stations, a list of one or more packets that need to be resent, wherein the list of packets from a particular remote station identifies packets missed by that particular remote station; (E) a mechanism constructed and adapted to remove duplicates from the lists of packets that need to be resent; and (F) a mechanism constructed and adapted to resend at least some of the requested packets. - View Dependent Claims (6)
- KVM”
Specification