Mobile Radio Systems and Techniques: International Conference, 10-13 September 1984Institution of Electrical Engineers. Electronics Division |
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Page 17
... figure 2a or 2b . These two arrangements are functionally identical , the ... noise level or large - signal handling capability of a particular circuit ... figure 3 ; this configuration is recommended by Frerking ( 9 ) as the most ...
... figure 2a or 2b . These two arrangements are functionally identical , the ... noise level or large - signal handling capability of a particular circuit ... figure 3 ; this configuration is recommended by Frerking ( 9 ) as the most ...
Page 18
... noise figure for the front end . A completely conventional common emitter stage , as shown in figure 5 , provides a power gain of 11dB at a collector current of 0.25mA ; simulation predicts that this is the current at which minimum noise ...
... noise figure for the front end . A completely conventional common emitter stage , as shown in figure 5 , provides a power gain of 11dB at a collector current of 0.25mA ; simulation predicts that this is the current at which minimum noise ...
Page 23
... figure 8. The optimum D.C. level for this reference is just above the mid ... noise density referred to the input of the filter is -4dBμV / √Hz . Using the definition of desensitisation ... noise is about 9dB above the noise floor of the 223.
... figure 8. The optimum D.C. level for this reference is just above the mid ... noise density referred to the input of the filter is -4dBμV / √Hz . Using the definition of desensitisation ... noise is about 9dB above the noise floor of the 223.
Contents
Digital techniques for advanced radio | 6 |
A highperformance lowpower VHF receiver front end | 16 |
Application of asynchronous SSB to mobile radio services | 27 |
Copyright | |
22 other sections not shown
Common terms and phrases
achieved ACSB algorithm allocation amplifier amplitude antenna band bandwidth base station capacitors carrier cell channel filter circuit communication components cordless telephone costs coverage demodulator deviation digital signal digital signal processor Direct Conversion Direct Conversion receiver dynamic range efficiency envelope equipment error fading field strength filter bandwidth frame synchronization frequency function gyrator filter IEEE input integrated interference land mobile local oscillator loop MAT-X maximum measurements mixers Mobile Services Switching mobile station modulation noise noise figure offset operation oscillator paging receiver parameters performance phase pilot POCSAG propagation PSTN radio cells ratio Rayleigh fading satellite schemes sensitivity Services Switching Centre shown in Figure signal level simulation SINAD spectrum speech channel techniques terminals tone traffic transceiver transconductor transistors transmission transmitter users vocoder voltage