- Published: December 2005
- Region: Global
Patent map and technology intelligence report. Demodulation Or Transference Of Modulation From One Carrier To Another
- Published: January 2010
- Region: Global
- 15 pages
- 3i Analytics
Demodulation of amplitude-modulated oscillations; Details; by means of non-linear two-pole elements; by means of non-linear elements having more than two poles; Homodyne or synchrodyne circuits; by means of transit-time tubes; by deflecting an electron beam in a discharge tube; Demodulation of angle-modulated oscillations; by detecting phase difference between two signals obtained from input signal; by means of sloping amplitude/frequency characteristic of tuned or reactive circuit; Modifications of demodulators to reduce effect of temperature variations; by means of transit-time tubes; by deflecting an electron beam in a discharge tube; by means of electromechanical devices; Circuits for demodulating amplitude-modulated or angle-modulated oscillations at will; Transference of modulation from one carrier to another, e.g. frequency-changing; by means of diodes; by means of discharge tubes having more than two electrodes; by means of semiconductor devices having more than two electrodes; Balanced arrangements; Multiple frequency-changing; Modifications of frequency-changers for eliminating image frequencies; by means of transit-time tubes; by deflecting an electron beam in a discharge tube; Demodulation or transference of modulation of modulated electromagnetic waves; Demodulation using distributed inductance and capacitance, e.g. in feeder lines; Transference of modulation using distributed inductance and capacitance; Super-regenerative demodulator circuits; for amplitude-modulated oscillations; for angle-modulated oscillations; Circuits for comparing the phase or frequency of two mutually-independent oscillations. SHOW LESS READ MORE >
1. Pace of Invention.
Recent trends and patenting growth patterns.
2. Technology Overview.
Organization of patented inventions into broad and specific technology fields, based on the International Patent Classification system
3. Competitive Intelligence
Major patenting players.
Top inventors .
Key attorneys agents or attorney firms representing innovators.
4. Appendix A
Tabulation of all data used in the report.
Patenting activity for the last 20 years timeframe.
Listing of top 100 players, inventors and agents.
List of references.