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Class Information
Number: 341/178
Name: Coded data generation or conversion > Code generator or transmitter > With variable pulse spacing or grouping
Description: Subject matter in which the duration of or between pulses, or the order of diverse types of pulses, is varied.










Sub-classes under this class:

Class Number Class Name Patents
341/181 Carrier frequency variation 16
341/180 Plural channels 75
341/179 Plural pulse shapes 10
341/183 Pulse presence or absence in equal length code 7
341/182 With variable pulse length 22


Patents under this class:

Patent Number Title Of Patent Date Issued
8423081 System for portability of images using a high-quality display Apr. 16, 2013
8362908 Systems and apparatus for battery replacement detection and reduced battery status transmission in a remote control Jan. 29, 2013
8274255 Multi-function remote control and a method for obtaining residual power Sep. 25, 2012
8249129 Wideband frequency hopping spread spectrum transmitters and related methods Aug. 21, 2012
7907060 Systems, methods and apparatus for detecting replacement of a battery in a remote control Mar. 15, 2011
7779435 Methods and apparatus to export tuning data collected in a receiving device Aug. 17, 2010
7733248 Measuring and regenerating a variable pulse width Jun. 8, 2010
7539257 Continuous phase modulation system and method with added phase pulse May. 26, 2009
7356141 Baud rate modulation encoding/decoding method and device for remote controller Apr. 8, 2008
7239707 Staggered pulse acquisition method and apparatus Jul. 3, 2007
7030731 Wireless identification systems and protocols Apr. 18, 2006
6998813 Device for generation of a signal dependent on rotational speed for an electric motor, in particular for an electronically-commutated DC motor Feb. 14, 2006
6760773 Infrared transmission codes for wireless keyboard and PC remote controller Jul. 6, 2004
6653968 System for generating a signal to superimpose information Nov. 25, 2003
6538595 System and method for using infrared remote control packet delivery in a wireless keyboard having a pointing device Mar. 25, 2003
6480138 Method of transmitting data within pulse intervals of a rotational speed signal, and circuit arrangement for implementing the method Nov. 12, 2002
6184916 Multiple-pulse, pulse width and position modulation systems and methods Feb. 6, 2001
5691723 Apparatus and method for encoding and decoding data on tactical air navigation and distance measuring equipment signals Nov. 25, 1997
5670958 Remote control method and device Sep. 23, 1997
5659299 High speed infrared communications system using pulse sets Aug. 19, 1997
5602553 Radio controlled servo extender method and system Feb. 11, 1997
5587797 Process for encoding and transmitting information Dec. 24, 1996
5565861 Multidigit counting wheel mechanism for a volume-measuring instrument Oct. 15, 1996
5563600 Data transmission for remote-controlled security system Oct. 8, 1996
5559499 Receiver for the reception of wirelessly transmitted information Sep. 24, 1996
5475381 High speed infrared communications system using pulse sets Dec. 12, 1995
5459751 Demodulation circuit of communication control system Oct. 17, 1995
5347110 Information transmission by the time modulation of a character display area Sep. 13, 1994
5252977 Digital pulse generator using digital slivers and analog vernier increments Oct. 12, 1993
5208598 Digital pulse generator using leading and trailing edge placement May. 4, 1993
4590410 Object sensing apparatus May. 20, 1986
4293953 Bi-orthogonal PCM communications system employing multiplexed noise codes Oct. 6, 1981
3965468 Logic pulser Jun. 22, 1976











 
 
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