An All-Lag Rotating-Reference Correlator Correlates A Received Spread-Spectrum Signal With A Rotating Reference Code, And Produces In Each Sampling Instance N Correlation Lags Corresponding To The Correlation Of The Received Signal With 0, 1, . . . , N-1 Lags (Or Delays) Of The Rotating Reference Co.....
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The present invention relates to an apparatus and a method for wireless purchase of merchandise from a vending machine by using a cellular mobile phone. The present invention permits a cellular mobile phone user to dial a sequence of code on the phone to invoke the vending machine to dispense mercha.....
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Bridges (10, 12, 14) Are Used To Interconnect Local Area Networks Transparently. In The Ieee 802.1D Standard For Bridges, A Spanning Tree Is Built Among The Bridges For Loop-Free Frame Forwarding (Fig. 10). Although This Approach Is Simple, It Does Not Support All-Pair Shortest Paths. A Novel Bridge.....
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This Invention Relates To A Broad Band Spread Spectrum Communications Receiver With Carrier Recovery And Tracking Based On Multiple Phase Shift Keying (Mpsk) Techniques. The Receiver Comprises Three Subsystems: The Synchronization System, The Carrier Tracking System And The Data Demodulation System......
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