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Class Information
Number: 333/186
Name: Wave transmission lines and networks > Coupling networks > Electromechanical filter
Description: Subject matter including at least one electrical wave driven mechanical vibrator as a frequency determining element, providing free transmission of electric waves of a single frequency or band of frequencies (which may include zero frequency) while attenuating substantially electric waves having other frequencies, or attenuating substantially electric waves of a single frequency or band of frequencies (which may include zero frequency) while permitting free transmission of electric waves having other frequencies, and systems within the class definition which include such networks.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7616078 |
Device for controlling the frequency of resonance of an oscillating micro-electromechanical system |
Nov. 10, 2009 |
| 7616077 |
Microelectromechanical resonator and method for fabrication |
Nov. 10, 2009 |
| 7612635 |
MEMS acoustic filter and fabrication of the same |
Nov. 3, 2009 |
| 7598825 |
Flap resonator, method of manufacturing a flap resonator, and integrated circuit including the flap resonator |
Oct. 6, 2009 |
| 7595708 |
MEMS resonator array structure |
Sep. 29, 2009 |
| 7583162 |
Piezoelectric device and method for manufacturing the piezoelectric device |
Sep. 1, 2009 |
| 7579662 |
MEMS resonator and method of enhancing an output signal current from a MEMS resonator |
Aug. 25, 2009 |
| 7579931 |
Surface acoustic wave filter element, surface acoustic wave filter and communication device using the same |
Aug. 25, 2009 |
| 7570134 |
Micro-resonator and communication apparatus |
Aug. 4, 2009 |
| 7564162 |
Process compensated micromechanical resonators |
Jul. 21, 2009 |
| 7554425 |
Electromechanical transducer and electrical device |
Jun. 30, 2009 |
| 7551043 |
Micromechanical structures having a capacitive transducer gap filled with a dielectric and method of making same |
Jun. 23, 2009 |
| 7545236 |
Electromechanical filter utilizing a quantum device and sensing electrode |
Jun. 9, 2009 |
| 7545237 |
Serrated MEMS resonators |
Jun. 9, 2009 |
| 7545238 |
Serrated MEMS resonators |
Jun. 9, 2009 |
| 7545239 |
Serrated MEMS resonators |
Jun. 9, 2009 |
| 7541895 |
Electro mechanical device and manufacturing method thereof, and resonator and manufacturing method thereof |
Jun. 2, 2009 |
| 7532092 |
Grounding strategy for filter on planar substrate |
May. 12, 2009 |
| 7511870 |
Highly tunable low-impedance capacitive micromechanical resonators, oscillators, and processes relating thereto |
Mar. 31, 2009 |
| 7504909 |
MEMS type oscillator, process for fabricating the same, filter, and communication unit |
Mar. 17, 2009 |
| 7498901 |
Filter device and transmitter-receiver utilizing beam-structured micro-resonators |
Mar. 3, 2009 |
| 7489211 |
Electromechanical filter and electrical circuit and electrical equipment employing electromechanical filter |
Feb. 10, 2009 |
| 7489212 |
Microresonator, band-pass filter, semiconductor device, and communication apparatus |
Feb. 10, 2009 |
| 7486160 |
Electronic component and manufacturing method thereof |
Feb. 3, 2009 |
| 7479848 |
Acoustic wave filter device |
Jan. 20, 2009 |
| 7477118 |
High frequency device mounting substrate and communications apparatus |
Jan. 13, 2009 |
| 7466212 |
Semiconductor filter structure and method of manufacture |
Dec. 16, 2008 |
| 7466970 |
Arrangement for dividing a filter output signal |
Dec. 16, 2008 |
| 7463105 |
Microresonator, band-pass filter, semiconductor device, and communication apparatus |
Dec. 9, 2008 |
| 7463116 |
Micro-resonator, frequency filter and communication apparatus |
Dec. 9, 2008 |
| 7456698 |
Mechanical self-reciprocating oscillator and mechanism and a method for establishing and maintaining regular back and forth movement of a micromachined device without the aid of any electronic |
Nov. 25, 2008 |
| 7453332 |
Mechanical resonator |
Nov. 18, 2008 |
| 7443269 |
Method and apparatus for selectively blocking radio frequency (RF) signals in a radio frequency (RF) switching circuit |
Oct. 28, 2008 |
| 7439823 |
Electromechanical filter |
Oct. 21, 2008 |
| 7436271 |
Dielectrically transduced single-ended to differential MEMS filter |
Oct. 14, 2008 |
| 7436272 |
Piezoelectric device |
Oct. 14, 2008 |
| 7432783 |
Filter device substrate and filter device |
Oct. 7, 2008 |
| 7427905 |
Temperature controlled MEMS resonator and method for controlling resonator frequency |
Sep. 23, 2008 |
| 7420439 |
Micro-resonator, band-pass filter, semiconductor device and communication apparatus |
Sep. 2, 2008 |
| 7403084 |
Microelectromechanical resonator structure, and method of designing, operating and using same |
Jul. 22, 2008 |
| 7397326 |
Electromechanical filter |
Jul. 8, 2008 |
| 7362197 |
Temperature compensation for silicon MEMS resonator |
Apr. 22, 2008 |
| 7352254 |
Micro-oscillator, semiconductor device and communication apparatus |
Apr. 1, 2008 |
| 7348867 |
Filter and composite filter, filter assembly, integrated circuit chip and electronic device which contain same, and frequency characteristic changing method therefor |
Mar. 25, 2008 |
| 7323952 |
Breath-mode ring resonator structure, and method of designing, operating and using same |
Jan. 29, 2008 |
| 7312674 |
Resonator system with a plurality of individual mechanically coupled resonators and method of making same |
Dec. 25, 2007 |
| 7310027 |
Boundary acoustic wave filter |
Dec. 18, 2007 |
| 7307496 |
Method and apparatus for frequency tuning of a micro-mechanical resonator |
Dec. 11, 2007 |
| 7295088 |
High-Q micromechanical resonator devices and filters utilizing same |
Nov. 13, 2007 |
| 7291959 |
Piezoelectric element, piezoelectric actuator, ink jet recording head, ink jet printer, surface acoustic wave element, frequency filter, oscillator, electronic circuit, thin film piezoelectric |
Nov. 6, 2007 |
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