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US 7,116,670 B2Granted
Method and apparatus for extending point-to-point/asynchronous transfer mode services to client computer systems
AssigneeIntel Corporation
InventorsTsung-Yuan C. Tai, David B. Andersen, Charles L. Brabenac, Kevin C. Kahn
Life of this patent
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Abstract
A method for managing an asynchronous transfer mode (ATM) cell includes transmitting an ATM cell from a server system to a broadband modem. The ATM cell is forwarded from the broadband modem to a client system.
Claims14
A method, comprising:
- identifying a broadband modem and selecting from a plurality of broadband modems using a Broadband modem access protocol (BMAP) unit including a modem identification unit corresponding to the broadband modem, the BMAP unit is associated with a BMAP-compliant broadband modem (broadband modem) coupled with a network controller via a connection;
- performing at least one of the following using an Asynchronous Transfer Mode (ATM) unit:
- ATM signaling, segmentation, and re-assembly procedures on ATM cells forwarded between the broadband modem and the network controller;
- transmitting a discovery acknowledge message to a Media Access Control (MAC) address of a client system in response to a discovery signal from the client system;
- receiving identification of data formats;
- transmitting a poll acknowledgement message to the client system in response to receiving a poll message from the client system;
- putting the broadband modem into a sleep state in response to receiving a sleep message from the client system;
- and
- transferring the ATM cells between the broadband modem and the network controller, after a wake-up pattern is sent to the broadband modem.
6 more elements
A machine-readable medium having stored thereon data representing sets of instructions which, when executed by a machine, causes the machine to:
- identify a broadband modem and selecting from a plurality of broadband modems using a Broadband modem access protocol (BMAP) unit including a modem identification, unit corresponding to the broadband modem, the BMAP unit is associated with a BMAP-compliant broadband modem (broadband modem) coupled with a network controller via a connection;
- perform at least one of the following using an Asynchronous Transfer Mode (ATM) unit:
- ATM signaling, segmentation, and re-assembly procedures on ATM cells forwarded between the broadband modem and the network controller;
- transmit a discovery acknowledge message to a Media Access Control (MAC) address of a client system in response to a discovery signal from the client system;
- receive identification of data formats;
- transmit a poll acknowledgement message to the client system in response to receiving a poll message from the client system;
- put the broadband modem into a sleep state in response to receiving a sleep message from the client system;
- and
- transfer the ATM cells between the broadband modem and the network controller, after a wake-up pattern is sent to the broadband modem.
6 more elements
A method, comprising:
- forwarding Asynchronous Transfer Mode (ATM) cells between a broadband modem access protocol (BMAP)-compliant broadband modem and a network controller using an ATM unit, wherein the broadband modem, coupled with a bus and the network controller, is identified and selected from a plurality of broadband modems using a modem identification unit of a BMAP unit;
- discovering a modem identification corresponding to the broadband modem using the modem identification unit of the BMAP unit;
- transmitting a discovery acknowledge message to a Media Access Control (MAC) address of a client system in response to a discovery signal from the client system using a modem identification unit;
- receiving identification of data formats using a format negotiation unit, the format negotiation unit coupled with the modem identification unit;
- transmitting a poll acknowledgement message to the system in response to receiving a poll message from the client system using a binding acknowledgement unit, the binding acknowledgement unit coupled with the format negotiation unit;
- putting the broadband modem into a sleep state in response to receiving a sleep message from the client system using a power management unit, the power management unit coupled with the binding acknowledgement unit;
- and
- transferring the ATM cells between the broadband modem and the network controller, after a wake-up pattern is sent to the broadband modem, using a data transfer unit, the data transfer unit coupled with the power management unit.
5 more elements
A system, comprising:
- an Asynchronous Transfer Mode (ATM) unit to forward ATM cells between a broadband modem access protocol (BMAP)-compliant broadband modem and a network controller, wherein the broadband modem, coupled with a bus and the network controller, is identified and selected from a plurality of broadband modems using a modem identification unit of a BMAP unit;
- and
- the BMAP unit including:
- the modem identification unit to discover a modem identification corresponding to the broadband modem, and to transmit a discovery acknowledge message to a Media Access Control (MAC) address of a client system in response to a discovery signal from the client system,
- a format negotiation unit coupled with the modem identification unit, the format negotiation unit to receive identification of data formats,
- a binding acknowledgement unit coupled with the format negotiation unit, the binding acknowledgement unit to transmit a poll acknowledgement message to the client system in response to receiving a poll message from the client system,
- a power management unit coupled with the binding acknowledgement unit, the power management unit to put the broadband modem into a sleep state in response to receiving a sleep message from the client system, and
- a data transfer unit coupled with the power management unit, the data transfer unit to transfer the ATM cells between the broadband modem and the network controller, after a wake-up pattern is sent to the broadband modem.
5 more elements
Dependencies are inferred from the claim text.