Digital baseband system
First Claim
1. Communication device for processing outgoing and incoming packets, the device comprising:
- a plurality of signal processing units connected in sequence, each signal processing unit being clocked by a common clock signal;
a mode line connected to each signal processing unit for switching each signal processing unit between a transmit mode and a receive mode; and
a control line to which each signal processing unit is connected, the control line communicating flow control information either in the transmit mode to at least one of the preceding signal processing units or in the receive mode to at least one of the following signal processing units.
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Abstract
Communication device for processing outgoing and incoming packets. The device includes a plurality of signal processing units connected in sequence, each signal processing unit being clocked by a common clock signal. The device further includes a mode line connected to each signal processing unit for switching each signal processing unit between a transmit mode and a receive mode. The device further includes a control line to which each signal processing unit is connected. The control line communicating flow control information either in the transmit mode to at least one of the preceding signal processing units or in the receive mode to at least one of the following signal processing units.
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Citations
32 Claims
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1. Communication device for processing outgoing and incoming packets, the device comprising:
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a plurality of signal processing units connected in sequence, each signal processing unit being clocked by a common clock signal;
a mode line connected to each signal processing unit for switching each signal processing unit between a transmit mode and a receive mode; and
a control line to which each signal processing unit is connected, the control line communicating flow control information either in the transmit mode to at least one of the preceding signal processing units or in the receive mode to at least one of the following signal processing units. - View Dependent Claims (4, 7, 10, 13, 16, 19)
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2. Communication device for processing an outgoing packet, the device comprising:
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a plurality of signal processing units connected in sequence, each signal processing unit being clocked by a common clock signal; and
a control line to which each signal processing unit is connected, the control line communicating flow control information to at least one of the preceding signal processing units. - View Dependent Claims (5, 8, 11, 14, 17)
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3. Communication device for processing an incoming packet, the device comprising:
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a plurality of signal processing units connected in sequence thereby forming a signal processing chain, each signal processing unit being clocked by a common clock signal; and
a control line to which each signal processing unit is connected, the control line communicating flow control information to at least one of the signal processing units following in the signal processing chain. - View Dependent Claims (6, 9, 12, 15, 18)
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20. Transceiver unit comprising a transceiver controller and a communication device, both transceiver controller and communication device being interconnected, the transceiver unit is adapted to communicate with a buffer unit via a bus system;
- wherein said communication device comprises;
a plurality of signal processing units connected in sequence, each signal processing unit being clocked by a common clock signal;
a mode line connected to each processing unit for switching each processing unit between a transmit mode and a receive mode; and
a control line to which each signal processing unit is connected, the control line communicating flow control information either in the transmit mode to at least one of the preceding signal processing units or in the receive mode to at least one of the following signal processing units.
- wherein said communication device comprises;
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21. Transceiver unit comprising a transceiver controller and a communication device, both being interconnected, the transceiver unit is adapted to communicate with a buffer unit via a bus system;
- wherein said communication device comprises;
a plurality of signal processing units connected in sequence, each signal processing unit being clocked by a common clock signal; and
a control line to which each signal processing unit is connected, the control line communicating flow control information to at least one of the preceding signal processing units.
- wherein said communication device comprises;
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22. Transceiver unit comprising a transceiver controller and a communication device, both being interconnected, the transceiver unit is adapted to communicate with a buffer unit via a bus system;
- wherein said communication device comprises;
a plurality of signal processing units connected in sequence thereby forming a signal processing chain, each signal processing unit being clocked by a common clock signal; and
a control line to which each signal processing unit is connected, the control line communicating flow information to at least one of the signal processing units following the signal processing chain.
- wherein said communication device comprises;
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23. Buffer system for storing data of a first processing unit and second processing unit comprising
a plurality of storage elements, each comprising a first storage unit and a second storage unit, a plurality of switch subsystems for switching the storage elements between first and second modes, characterized by in the first mode each first storage unit being addressable by the first processing unit and each second storage unit being addressable by the second processing unit, and in the second mode each second storage unit being addressable by the first processing unit and each first storage unit being addressable by the second processing unit.
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28. Baseband system comprising a communication device, wherein said communication device comprises:
- a plurality of signal processing units connected in sequence, each signal processing unit being clocked by a common clock signal;
a mode line connected to each processing unit for switching each processing unit between a transmit mode and a receive mode; and
a control line to which each signal unit is connected, the control line communicating flow control information either in the transmit mode to at least one of the preceding signal processing units or in the receive mode to at least one of the following signal processing units.
- a plurality of signal processing units connected in sequence, each signal processing unit being clocked by a common clock signal;
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29. Baseband system comprising a buffer system, comprising a plurality of storage elements, each comprising a first storage unit and a second storage unit, a plurality of switch subsystems for switching the storage elements between first and second modes, characterized by in the first node each first storage unit being addressable by the first processing unit and each second storage unit being addressable by the second processing unit, and in the second mode each second storage unit being addressable by the first processing unit and each first storage unit being addressable by the second processing unit.
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30. Method for storing data of a first processing unit and second processing unit in a buffer system comprising a plurality of storage elements, each storage element comprises a first storage unit and a second storage unit, the method comprising:
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switching each storage element between first and second modes;
in the first mode addressing each first storage unit by the first processing unit and addressing each second storage unit by the second processing unit; and
in the second mode addressing each second storage unit by the first processing unit and addressing each first storage unit by the second processing unit. - View Dependent Claims (31, 32)
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Specification