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| Number | Title | Issue Date |
| 4802236 | Instantaneous deviation limiter with pre-emphasis and zero average value A modulation limiter that eliminates over-deviation otherwise caused by asymmetrical modulation signals in a frequency modulated (FM) transmitter. The output signal from a conventional modulation clipper is integrated, multiplied by a gain constant, and s... | 01/31/1989 |
| 4802237 | Solid state transmitter protector The present invention relates to a device for use in an amplitude modulated RF transmitter. The device protects power transistors located in the RF transmitter particularly in the modulator and power amplifier portions of the transmitter. The device is co... | 01/31/1989 |
| 4802238 | Radio receiver In a radio receiver which can be switched between at least two waveranges, the coil winding (33) of the oscillator circuit (31) has a further coil winding (36) inductively coupled to it with which a capacitor (37) is arranged in parallel for limiting the ... | 01/31/1989 |
| 4802239 | Switch distributing apparatus for community reception A switching distribution apparatus including first and second distributing sections for distributing first and second reception signals to first and second plurality of lines and a plurality of switch sections for selectively delivering any of said first ... | 01/31/1989 |
| 4802240 | Synchronous receiving method for selective calling signal A synchronous receiving method for a selective calling signal is disclosed, in which the selective calling signal comprises a first code of predetermined format which enables a receiving unit to easily detect that information is being sent over a channel,... | 01/31/1989 |
| 4802241 | Pager and adjustable clip A personal electronic communication apparatus for carrying by an individual including, a housing having an indicator panel for displaying received information characters or the status of the apparatus located on the front face of the housing. The housing ... | 01/31/1989 |
