Sentence examples for spread sequence from inspiring English sources

The th symbols with spread sequence of all users transmitted on the th subchannel can be written as (3).

The need to undertake matrix inversions, when calculating the energy to be loaded to each spread sequence channel, has been removed with a simple energy calculation method.

In this paper we are focusing on the sophisticated DoS attack in wireless networks using IEEE 802.11 Distributed Coordination Function (DCF) protocols [1 3], where the attacker is striving to appear as a legitimate member of the network and fully joined the network group and possesses for instance the spread sequence or the channel coding scheme.

As shown in Fig. 2, the basic concept of the CDD is that the downlink and uplink signals are distinguished by their unique spread sequence C i, i.e., the CDD radio can transmit and receive simultaneously at the same frequency band with different spreading signatures.

This pseudorandom sequence is the spreading sequence of the system.

The design of spreading sequence is crucial to MUSA [11].

Therefore, the spreading sequence selection can be implemented as follows.

This ensures that each symbol is spread by a unique pre-coded spreading sequence, while making sure that the concatenated spreading sequence is orthogonal to the remaining set of spreading sequences at the transmitter.

Received signal is first multiplied by a synchronized copy of a spreading sequence.

denotes the spreading sequence of user at symbol time which is nonzero for.

The key is used to set the FH hopping pattern or DS spreading sequence.