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Knowledge enhanced compressive radar ranging

Knowledge enhanced compressive radar ranging     In the era of 5G, faster network connections speed up the development of self-driving cars. For the self-driving cars, the key point to success is high resolution ranging/imaging. In

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Knowledge enhanced compressive radar imaging

Knowledge enhanced compressive radar imaging Based on the compressive sensing theory, the incoherence between compressive sensing matrix and signal representation basis guarantees the recovery of sparse signals from sub-Nyquist sampling. Random sensing matrices including Gaussian

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DOFs enhancement using sparse array

DOFs enhancement using sparse array Direction-of-arrival (DOA) estimation is one fundamental application in array processing, which has been widely used for various fields including radar, speech, wireless communications. Limited by the Nyquist sampling rate, uniform

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Compressive sampling array

Compressive sampling array Massive multiple-input multiple-output (MIMO) is regarded as the most significant technique in the fifth generation (5G) communications by employing a high number of antennas at the base station. Besides communication applications, massive

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Adaptive beamforming via covariance matrix reconstruction

Adaptive beamforming via covariance matrix reconstruction In 5G wireless communications, a very large number of antennas are employed at the base station, which provide enough degrees-of-freedom (DOFs) to suppress interference. Considering the moving characteristics of

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Caller ID

Caller ID VOCAL’s Caller ID (CID) software can be used to generate and detect Calling Identity Delivery. The CID software is compliant with ETSI ES 200 778-1 (Type I CID) and ETSI ES 200 778-2

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Dynamic Range Compression

Dynamic Range Compression Dynamic Range Compression (DRC) is part of a Voice Quality Enhancement (VQE) package for both the transmit and receive audio paths. DRC limits the dynamic range of the signal by amplifying low

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Automatic Gain Control

Automatic Gain Control Automatic Gain Control (AGC) is typically one of the last Voice Quality Enhancement (VQE) blocks of the transmit path of the microphone signal. A wide dynamic range of input speech levels can

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Law Enforcement & Enterprise

Law Enforcement & Enterprise VOCAL’s Lawful Interception software is available for voice, video, fax/facsimile and data communications.  Decoding from analog recordings (.wav), packet captures (.pcap), and realtime (live) capture and record are all supported. Law

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