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rdfs:comment | - Surveillance technology includes the following: 1. Electronic eavesdropping technology (audio surveillance)
* Radiating devices and receivers (e.g., miniaturized transmitters)
* Nonradiating devices (e g., wired surveillance systems, including telephone taps and concealed microphones)
* Tape recorders 2. Optical/imaging technology (visual surveillance)
* Photographic techniques
* Television (closed circuit and cable)
* Night-vision devices (use image intensifier to view objects under low light)
* Satellite-based 3. Computers and related technologies (data surveillance)
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dcterms:subject | |
abstract | - Surveillance technology includes the following: 1. Electronic eavesdropping technology (audio surveillance)
* Radiating devices and receivers (e.g., miniaturized transmitters)
* Nonradiating devices (e g., wired surveillance systems, including telephone taps and concealed microphones)
* Tape recorders 2. Optical/imaging technology (visual surveillance)
* Photographic techniques
* Television (closed circuit and cable)
* Night-vision devices (use image intensifier to view objects under low light)
* Satellite-based 3. Computers and related technologies (data surveillance)
* Microcomputers (decentralization of machines and distributed processing)
* Computer networks
* Software (e.g., expert systems)
* Pattern recognition systems 4. Sensor technology
* Magnetic sensors
* Seismic sensors
* Infrared sensors
* Strain sensors
* Electromagnetic sensors 5. Other devices and technologies
* Citizen band radios
* Vehicle location systems
* Machine-readable magnetic strips
* Polygraph
* Voice stress analyzer
* Voice recognition
* Laser interception
* Cellular radio
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