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Class Information
Number: 341/177
Name: Coded data generation or conversion > Code generator or transmitter > Producing different pulse frequencies
Description: Subject matter which generates coded pulses of different frequencies and in which the code is represented by the pulse frequency.










Patents under this class:

Patent Number Title Of Patent Date Issued
8305251 Wireless remote control system Nov. 6, 2012
8248291 Electronic apparatus with remote control functions Aug. 21, 2012
8249129 Wideband frequency hopping spread spectrum transmitters and related methods Aug. 21, 2012
7817762 Method and apparatus for detecting leading pulse edges Oct. 19, 2010
7779435 Methods and apparatus to export tuning data collected in a receiving device Aug. 17, 2010
7705746 Simplified control system for electronic media Apr. 27, 2010
7627128 Methods of calibrating tone-based communications systems Dec. 1, 2009
7576605 Low power output stage Aug. 18, 2009
7541966 Apparatus and method for demodulating a modulated signal Jun. 2, 2009
7425915 Frequency modulation based flash ADC Sep. 16, 2008
7356141 Baud rate modulation encoding/decoding method and device for remote controller Apr. 8, 2008
7265700 Method and apparatus for extracting individual pulses from an input signal Sep. 4, 2007
7107212 Bitstream data reduction coding by applying prediction Sep. 12, 2006
7075995 Three-order sigma-delta modulator Jul. 11, 2006
7049995 Method and apparatus for remote control transmission May. 23, 2006
6853326 Data converter Feb. 8, 2005
6757276 Touch tone replacement for internet telephony Jun. 29, 2004
6396431 Precision microwave/millimeter wave modulated signal source May. 28, 2002
5866956 Apparatus for and method of monitoring and controlling a power system Feb. 2, 1999
5815109 Transmitter/receiver module of cordless keyboard assembly Sep. 29, 1998
5790066 Remote control transmission circuit Aug. 4, 1998
5670958 Remote control method and device Sep. 23, 1997
5565861 Multidigit counting wheel mechanism for a volume-measuring instrument Oct. 15, 1996
5454006 Method and apparatus for bandwidth limited binary signals Sep. 26, 1995
5128677 Apparatus and method for transferring data along a serial data bus Jul. 7, 1992
4661804 Supervised wireless security system Apr. 28, 1987
4378552 Acoustic encoding apparatus Mar. 29, 1983
4311991 Acoustic transmission member Jan. 19, 1982
4229731 Monolithic integrated organ gate circuit Oct. 21, 1980
4079355 Method for the transmission of binary information by means of a frequency-modulated signal and a circuit for performing that method Mar. 14, 1978











 
 
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