Interstate Electronics Corporation

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
H04B TRANSMISSION 6204
 
  
 
G06F ELECTRIC DIGITAL DATA PROCESSING 4443
 
  
 
G01S RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES3106
 
  
 
F41G WEAPON SIGHTS; AIMING 128
 
  
 
F42B EXPLOSIVE CHARGES, e.g. FOR BLASTING; FIREWORKS; AMMUNITION 138
 
  
 
H03B GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS 162
 
  
 
H03K PULSE TECHNIQUE 1130
 
  
 
H03L AUTOMATIC CONTROL, STARTING, SYNCHRONISATION, OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES 179
 
  
 
H04L TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION 1284

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9515690 Receiver with multi-spectrum parallel amplificationAug 22, 14Dec 06, 16[H04B, H04J]
9356639 Receiver with multi-spectrum parallel amplificationAug 22, 14May 31, 16[H04B, H03G]
9246664 Receiver with multi-spectrum parallel amplificationAug 22, 14Jan 26, 16[H04L, H04B]
9130734 Multi-tone concatenated spread spectrum communicationsAug 04, 10Sep 08, 15[H04L, H04B]
8711035 Systems and methods for tracking power modulationJun 08, 12Apr 29, 14[G01S]
8199052 Systems and methods for determining a rotational position of an objectJul 25, 11Jun 12, 12[G01S]
7986265 Systems and methods for determining a rotational position of an objectAug 29, 08Jul 26, 11[G01S]
7873097 Systems and methods for concatenation in spread spectrum systemsSep 20, 07Jan 18, 11[H04B]
7870178 Systems and methods for extracting coherent correlation dataFeb 27, 07Jan 11, 11[H04B, G06F]
7197095 Inverse fast fourier transform (IFFT) with overlap and addDec 01, 04Mar 27, 07[H04B]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2014/0320,339 SYSTEMS AND METHODS FOR TRACKING POWER MODULATIONAbandonedApr 28, 14Oct 30, 14[G01S]
8552349 Projectile guidance kitExpiredDec 22, 10Oct 08, 13[F41G, F42B]
8258850 Configurable analog signal processorExpiredAug 11, 10Sep 04, 12[G06F, G06G]
5825326 Real-time high-accuracy determination of integer ambiguities in a kinematic GPS receiverExpiredJul 09, 96Oct 20, 98[H04B, G01S]
5645337 Apertured fluorescent illumination device for backlighting an image planeExpiredNov 13, 95Jul 08, 97[G01D]
5640424 Direct downconverter circuit for demodulator in digital data transmission systemExpiredMay 16, 95Jun 17, 97[H04L]
5548541 Finite impulse response filter for modulator in digital data transmission systemExpiredAug 08, 94Aug 20, 96[H04L, G06F, H03C]
5479328 High-brightness, high-efficacy backlightExpiredJan 05, 94Dec 26, 95[F21V]
5191305 Multiple bandpass filterExpiredJul 02, 91Mar 02, 93[H01P]
5117155 Method and apparatus employing two independent means for nulling an ambient magnetic fieldExpiredOct 03, 90May 26, 92[H01J]
5073744 Method and apparatus for dynamic magnetic field neutralizationExpiredOct 03, 90Dec 17, 91[H01J]
5039911 Apparatus for dynamic magnetic field controlExpiredOct 03, 90Aug 13, 91[H01J]
4975691 Scan inversion symmetric driveExpiredJun 16, 87Dec 04, 90[G09G]
4963789 Method and apparatus for dynamic magnetic field neutralizationExpiredMay 01, 89Oct 16, 90[H01J]
4550274 MOSFET Sustainer circuit for an AC plasma display panelExpiredOct 03, 84Oct 29, 85[H05B, G09G]
4496879 System for driving AC plasma display panelExpiredNov 23, 83Jan 29, 85[H05B]
4494121 Direction finding antennaExpiredMay 10, 82Jan 15, 85[G09F]
4492957 Plasma display panel drive electronics improvementExpiredJun 12, 81Jan 08, 85[G09G]
4464657 Modular waveform generator for plasma display panelsExpiredJun 12, 81Aug 07, 84[G09G]
4456093 Control system for aerial work platform machine and method of controlling an aerial work platform machineExpiredJun 16, 81Jun 26, 84[B66F]

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