Radio communications system with a minimal broadcast channel
First Claim
Patent Images
1. A method comprising:
- transmitting a broadcast burst in a broadcast channel from a base station of a radio communications system;
receiving a request burst at the base station from a user terminal;
transmitting a message burst outside the broadcast channel from the base station to the user terminal from which the request burst was received, the message burst being sent in response to the request burst from the user terminal and directed to the user terminal, the message burst including a description of the channels of the radio communications system available for communicating between the base station and user terminals that are registered with the base station; and
registering the user terminal with the base station using the description included in the message burst.
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Abstract
In one embodiment, the present invention comprises transmitting a broadcast burst in a broadcast channel from a base station of a radio communications system. The invention further comprises receiving a request burst from a user terminal, and transmitting a message burst from the base station to the user terminal from which the request was received. The message burst includes a description of the channels available on the radio communications system for receiving messages from user terminals.
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Citations
72 Claims
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1. A method comprising:
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transmitting a broadcast burst in a broadcast channel from a base station of a radio communications system; receiving a request burst at the base station from a user terminal; transmitting a message burst outside the broadcast channel from the base station to the user terminal from which the request burst was received, the message burst being sent in response to the request burst from the user terminal and directed to the user terminal, the message burst including a description of the channels of the radio communications system available for communicating between the base station and user terminals that are registered with the base station; and registering the user terminal with the base station using the description included in the message burst. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15)
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16. A machine-readable medium having stored thereon data representing sequences of instructions which, when executed by a machine, cause the machine to perform operations comprising:
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receiving a request burst at the base station from a user terminal; transmitting a message burst outside the broadcast channel from the base station to the user terminal from which the request burst was received, the message burst being sent in response to the request burst from the user terminal and directed to the user terminal, the message burst including a description of the channels of the radio communications system available for communicating between the base station and user terminals that are registered with the base station; and registering the user terminal with the base station using the description included in the message burst. - View Dependent Claims (17, 18, 19, 20, 21, 22, 23, 24)
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25. An apparatus comprising:
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a transmitter of a base station of a radio communications system to transmit a broadcast burst in a broadcast channel; a receiver of the base station to receive a request burst from a user terminal; a processor of the base station to assemble a message burst for transmission to the user terminal from which the request burst was received in response to the request burst, the message burst being sent by the transmitter outside of the broadcast channel and directed to the user terminal, the message burst including a description of the channels of the radio communications system available for communicating between the base station and user terminals that are registered with the base station, and to register the user terminal with the base station after transmitting the message burst. - View Dependent Claims (26, 27, 28, 29, 30, 31, 32)
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33. An apparatus comprising:
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means for transmitting a broadcast burst in a broadcast channel from a base station of a radio communications system; means for receiving a request burst at the base station from a user terminal; means for transmitting a message burst outside of the broadcast channel from the base station to the user terminal from which the request burst was received, the message burst being sent in response to the request burst from the user terminal and directed to the user terminal, the message burst including a description of the channels of the radio communications system available for communicating between the base station and user terminals that are registered with the base station; and means for registering the user terminal with the base station using the description included in the message burst. - View Dependent Claims (34, 35, 36, 37, 38, 39, 40)
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41. A method for requesting access on a wireless network comprising:
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receiving a plurality of timing sequences on a broadcast channel from at least one base station; determining network timing using the received timing sequences; using the network timing to determine a network access request transmission time; transmitting a network access request at the determined time; and receiving a directed message burst from a base station outside the broadcast channel in response to the access request, the message burst including a description of the channels of the wireless network available for communicating between the base station and user terminals that are registered with the base station; and sending a registration request to the base station using the description contained in the message burst. - View Dependent Claims (42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56)
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57. A machine-readable medium having stored thereon data representing sequences of instructions which, when executed by a machine, cause the machine to perform operations comprising:
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receiving a plurality of timing sequences on a broadcast channel of a wireless network from at least one base station; determining network timing using the received timing sequences; using the network timing to determine a network access request transmission time; receiving a directed message burst from a base station outside the broadcast channel in response to the access request the message burst including a description of the channels of the wireless network available for communicating between the base station and user terminals that are registered with the base station; and sending a registration request to the base station using the description contained in the message burst. - View Dependent Claims (58, 59, 60, 61, 62, 63)
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64. An apparatus for requesting access on a wireless network comprising:
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means for receiving a plurality of timing sequences on a broadcast channel from at least one base station; means for determining network timing using the received timing sequences; means for using the network timing to determine a network access request transmission time; means for transmitting a network access request at the determined time; and means for receiving a directed message burst from a base station outside the broadcast channel in response to the access request, the message burst including a description of the channels of the wireless network available for communicating between the base station and user terminals that are registered with the base station; and sending a registration request to the base station using the description contained in the message burst. - View Dependent Claims (65, 66, 67, 68)
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69. A user terminal comprising:
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a receiver to receive a plurality of timing sequences on a broadcast channel from at least one base station; a processor to determine network timing using the received timing sequences, and to use the network timing to determine a network access request transmission time; and a transmitter to transmit a network access request at the determined time, wherein the receiver is further to receive a directed message burst from a base station outside the broadcast channel in response to the access request, the message burst including a description of the channels of the wireless network available for communicating between the base station and user terminals that are registered with the base station, and wherein the transmitter is further to send a registration request to the base station using the description contained in the message burst. - View Dependent Claims (70, 71, 72)
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Specification