摘要:
Responder-aware relay station selection in a wireless communication network is provided. One implementation includes evaluating operational parameters of multiple candidate wireless relay stations, and selecting a wireless relay station among the multiple candidate wireless relay stations based on the evaluation. A wireless communication is transmitted to the selected wireless relay station over a wireless communication medium.
摘要:
A method and system for communicating video information over wireless channels is provided. Communicating video information involves receiving a frame of video pixel information, partitioning spatially correlated pixels into different partitions and allocating pixel information from the pixel partitions across one or more of said multiple channels based on channel conditions. The allocated pixel information is transmitted on the one or more multiple channels.
摘要:
A method and a system for medium access control among devices in a communication system is provided. One implementation involves selecting a contention-based control period for access to a shared communication medium; dividing the contention-based control period into multiple time slots, wherein each slot has a duration that is a function of one or more of the duration of transmission of a request to send (RTS) frame, the duration of transmission of a clear to send (CTS) frame, and an inter frame space (IFS) duration therebetween; and transmitting an RTS frame in a selected slot for allocating a reservation period for accessing the medium for data transmission.
摘要:
A system and method for wireless communication of uncompressed audiovisual data are disclosed. The system includes a first device and a second device wirelessly connectable to each other. The first device transmits a connection control information request from the first device to the second device, wherein the connection control information request includes a request for connection control information of the second device. The connection control information includes at least one of association information, wireless video area network (WVAN) information, device capability information, audio video (A/V) format capability information, bandwidth information, A/V stream start, stop or pause command information, and device control information. The request further includes connection control information of the first device. The second device is configured to transmit a connection control information response from the second device to the first device. The connection control information response includes the connection control information of the second device.
摘要:
Performing distributed contention-free communication channel reservation for wireless communication, is disclosed. One implementation involves providing access to a shared communication channel in a wireless network including multiple wireless stations, by performing distributed channel time reservation for contention-free access to a shared wireless channel by each wireless station, based on a prior successful contention by the wireless station for access to the channel in a wireless network.
摘要:
A method and system for performing functions on multiple physical devices, is provided. One implementation involves connecting the physical devices via wireless links, discovering function capabilities of each physical device, wherein a function capability of a physical device comprises a local resource and a virtual resource, and collaborating among the physical devices by wireless communication to provide a set of functions including discovered function capabilities of the collaborating physical devices, wherein each function of the function base can be mapped to one or more of said resources for execution.
摘要:
A method and a system for wireless communication is provided which involves maintaining a data communication module in a power saving mode, detecting channel reservation for communication on a wireless data channel during one or more reserved time periods, and upon successful data channel reservation, transitioning the data communication module from the power saving mode to an active mode for data communication on the reserved data channel. Preferably, the data communication module is transitioned back to the power saving mode upon completion of data communication on the data channel.
摘要:
A method and system for transmitting video information from a sender to a receiver over a wireless channel, is provided. Video information bits are placed into multiple data packets, and transmitted in a burst sequence from a sender to a receiver over a wireless channel in a first time frame. Transmission of each data packet is separated from transmission of the next data packet by an inter-frame time period which is shortened by a channel switching duration. Then, selected video information bits are retransmitted to from the sender to the receiver in a second time frame.
摘要:
A channel time allocation and access control process for communication in wireless networks is provided. The channel time is divided into channel time blocks (CTBs), including one or more reserved CTBs and one or more unreserved CTBs. Schedules are implemented, wherein one or more periodic, equal-sized CTBs are reserved for isochronous streams. Dynamic CTB extension and truncation allow flexible channel time allocation.
摘要:
A system and method for efficiently communicating uncompressed video and for efficiently communicating corresponding acknowledgements in a system for wireless communication of uncompressed video are disclosed. In one embodiment, the method includes aggregating multiple subpackets of different types of data into a composite packet. The different types of data may include video, audio, control data, extraneous data files, and others. A robust composite packet configuration can provide for more flexible and more efficient transmission of data on the high rate channel as well as more efficient transmission of acknowledgements on the low rate channel.