Products/Services for Mobile Phone Detector Circuit

  • Telephones and Cellular Phones-Image
    Telephones and Cellular Phones - (540 companies)
    ...time. messaging functions. Providers of telephones and cellular phones may buy or lease/rent a variety of new and used equipment. Mobile telephones and cellular phones use several different technologies. Corded phones and older, analog cellular phones...
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  • Charge Pump Regulators-Image
    Charge Pump Regulators - (30 companies)
    Charge pump regulators are circuits that generate higher voltages from low voltage inputs by using capacitors as storage elements. They are used in notebook computers and mobile phones. Charge pump regulators are circuits that generate higher...
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  • RF Transmitters-Image
    RF Transmitters - (245 companies)
    RF transmitters are electronic devices consisting of an oscillator, modulator, and other circuits that produce an RF signal. An RF transmitter is a device that creates a radio signal containing information that with the use of an antenna propagates...
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  • RF Amplifiers-Image
    RF Amplifiers - (552 companies)
    ...that varies in the same way as the input, but that has larger amplitude. RF amplifiers generate a completely new output signal based on the input. Depending on load of the output circuit, one or more RF pre-amplifiers may boost the signal and send...
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  • Mobile and Wireless Software-Image
    Mobile and Wireless Software - (150 companies)
    Mobile and wireless software is used to program and manage mobile and wireless devices such as cell phones, personal digital assistants (PDA), and global positioning systems (GPS). System administrations and information technology (IT) personnel use...
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    Accelerometers - (293 companies)
    ...over a variety of industries. Some example applications are listed below. Product testing (vehicle acceleration). Structure testing (buildings and bridges). Electronic devices (fitted to tablets and mobile phones to enable automatic shut down when...
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    Phone Switchboards - (59 companies)
    Phone switchboards are used for routing telephone calls and adding advanced features to telephone systems. Traditional electromechanical devices have been largely replaced by computer-based applications that reside on web servers, application...
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    Batteries - (1536 companies)
    ...the load. When a battery is inserted into an electrical device, the device completes the circuit between the two terminals and triggers electrochemical reactions within the battery. The anode undergoes an oxidation reaction with the electrolyte, releasing...
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    Phone Jacks and Plugs - (202 companies)
    Phone jacks and plugs are connectors used with telephones. They are also known as modular jacks (female) and modular plugs (male). Phone jacks and plugs are connectors used with telephones and other audio systems. They are also known as modular...
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    Circuit Breakers - (956 companies)
    Circuit breakers are mechanical switching devices capable of breaking currents under specified abnormal circuit conditions. Circuit breakers are automatic electrical switches designed to interrupt current flow in the event of an overload or short...
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  • Advances in photonics thermal management and packaging materials
    Pyrolytic graphite production and developmental applications include LED packages, detectors , mobile phones , power supplies, and printed circuit board thermal planes (also called thermal cores, heat sinks and cold plates).
  • Advances in LED packaging and thermal management materials
    Pyrolytic graphite production and developmental applications include LED packages, detectors , mobile phones , power supplies, and printed circuit board thermal planes (also called thermal cores, heat sinks and cold plates).
  • A new group of microwave dielectric ceramics in the RE(Ti0.5 W0.5 )O4 [RE=Pr, Nd, Sm, Gd, Tb, Dy, and Y] system
    Moreover, the versa- tility and adaptability of DRs have made them indispensable components in modern telecommunication systems, global positioning systems (GPS), mobile phones , radar detectors , substrates for microwave integrated circuits (MIC), and as gate dielectrics.
  • Integrated power measurement circuit for RF power amplifiers
    However, the coupler needs printed circuit board (PCB) space and the detector can not follow the load impedance variations in difficult mobile phone environment caused by metal walls and other obstacles.
  • Defence research: Still in the lead? : Nature News
    … projects developed in the 1980s and later, such as unmanned aerial vehicles, as well as lesser-known advances such as research on solid-state photon detectors , which enabled night-vision goggles, and integrated circuit research that helped lead to modern mobile phones .
  • Fast, Broadband, and High-Dynamic Range 3-D Field Strength Probe
    These cascaded detectors are available at extremely low cost, because of the high number of integrated circuits (ICs) being sold for mobile phones .
  • E-waste environmental contamination and harm to public health in China
    Switches, springs, con- nectors, printed circuit boards, batteries, infra- red detectors , semi- conductor chips, ink or toner photocopying machines, cathode ray tubes, and mobile phones Air, dust, soil, water, and food (especially rice and vegetables) Inhalation and ingestion .
  • A Prospective Pediatric Clinical Trial of Digital Music Players: Do They Interfere with Pacemakers?
    These included cellular or mobile phones , electronic arti- cle surveillance systems, induction ovens, and airport metal detectors .17-24 Current implantable device technology has greatly improved protection … … the tita- nium metal case, feed-through filters, interference rejection circuits , and use of bipolar …
  • Trade-Offs in Analog Circuit Design
    … 714–18 production sensitivities 21–2 shaping 644–53, 659–62 mixers 787–817 architectures 800–17 figures of merit 792–800 linearity 809–12 LO signals 812–13 multipliers 789–92 noise 813–17 power consumption 681–5 mobile phones 666 modeling “Corner Models” … … 1022, 1024 Moore’s law circuits 75–6 MOS see metal … … 640–4 multichannel optical data links 697–718 multipliers biasing 46–8 mixers 789–92 phase frequency detectors 822–3 robustness 33–4 …
  • Semiconductor Technologies in the Era of Electronics
    The voltage monitoring circuitry is important as well, especially it is in the case of the mobile devices that should detect the low battery voltage (for example, a number of mobile phones detects the battery voltage less than 3.1 V) to … However, the voltage detector does not utilize a specially prepared device, but uses an analog circuit technique as was mentioned earlier.

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