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Class Information
Number: 327/100
Name: Miscellaneous active electrical nonlinear devices, circuits, and systems > Signal converting, shaping, or generating
Description: Subject matter wherein (a) an inherent input signal parameter such as phase, frequency, amplitude, or current is modified, maintained at some value, or changed to an entirely different parameter, (b) an input signal having a particular waveform is modified into an output signal having a partially or completely different waveform, or (c) an output signal of specified waveform is produced.

Sub-classes under this class:

Class Number Class Name Patents
327/306 Amplitude control 456
327/124 By periodic switching (e.g., chopper, etc.) 183
327/291 Clock or pulse waveform generating 1,160
327/101 Converting input current or voltage to output frequency 156
327/102 Converting input frequency to output current or voltage 122
327/103 Converting input voltage to output current or vice versa 400
327/104 Converting, per se, of an ac input to corresponding dc at an unloaded output 132
327/108 Current driver 2,633
327/182 Delay line or capacitor storage element charged or discharged through or by a relaxation oscillator type circuit to form pulse 40
327/183 Delay line or capacitor storage element charges or discharges through a tube to form pulse 47
327/181 Electromagnetic pulse forming 84
327/113 Frequency or repetition rate conversion or control 569
327/125 Generating parabolic or hyperbolic output 20
327/164 Generating rectangular (e.g., clock, etc.) or pulse waveform having random characteristic (e.g., random width, etc.) 122
327/131 Generating sawtooth or triangular output 226
327/129 Generating sinusoidal output 141
327/126 Generating staircase output 70
327/130 Generating trapezoidal output 43
327/261 Having specific delay in producing output waveform 555
327/171 Output pulses having opposite polarities 79
327/185 Particular stable state circuit (e.g., tristable, etc.) 98
327/231 Phase shift by less than period of input 407
327/178 Rectangular (e.g., clock, etc.) or pulse waveform amplitude control 107
327/184 Rectangular (e.g., clock, etc.) or pulse waveform generating by conversion from input ac (e.g., sine, etc.) wave 80
327/172 Rectangular (e.g., clock, etc.) or pulse waveform width control 881
327/165 Regenerating or restoring rectangular (e.g., clock, etc.) or pulse waveform 258
327/170 Slope control of leading or trailing edge of rectangular (e.g., clock, etc.) or pulse waveform 800
327/141 Synchronizing 1,051
327/105 Synthesizer 551

Patents under this class:
1 2 3 4 5 6 7 8 9 10 11 12 13

Patent Number Title Of Patent Date Issued
8680895 Controlling power chain with same controller in either of two different applications Mar. 25, 2014
8683255 Circuit and method for controllably delaying an input signal, and microscope, and method for controlling a microscope Mar. 25, 2014
8683414 Semiconductor integrated circuit device with independent power domains Mar. 25, 2014
8659239 Circuit and method for providing absolute information for floating grounded integrated circuit Feb. 25, 2014
8649419 Method and apparatus for input signal offset compensation Feb. 11, 2014
8645020 Channel diagnostic system for sent receiver Feb. 4, 2014
8635040 Signal measuring device and signal measuring method Jan. 21, 2014
8565275 Multi-wavelength high output laser source assembly with precision output beam Oct. 22, 2013
8552375 Switched capacitor filter systems and methods Oct. 8, 2013
8549342 Method and apparatus for fine edge control on integrated circuit outputs Oct. 1, 2013
8536901 Wireless bio-interface data transmission system Sep. 17, 2013
8525536 Load testing circuit Sep. 3, 2013
8497646 Controller for AC electric motor and electric powered vehicle Jul. 30, 2013
8479030 Power management of components having clock processing circuits Jul. 2, 2013
8475371 Physiological monitoring garment Jul. 2, 2013
8473771 Integrated circuit having frequency dependent noise avoidance Jun. 25, 2013
8456343 Switched capacitor type D/A converter Jun. 4, 2013
8451970 Variable delay circuit and delay-locked loop including the same May. 28, 2013
8411703 Method and apparatus for a reduced lane-lane skew, low-latency transmission system Apr. 2, 2013
8410823 Method and system for an LC resonant current gain boosting amplifier Apr. 2, 2013
8391417 Receiver circuitry and related calibration methods Mar. 5, 2013
8384442 Integrated circuit signal generation device Feb. 26, 2013
8373448 Electronic load of semiconductor element Feb. 12, 2013
8350602 Reconfigurable semiconductor device Jan. 8, 2013
8321716 Integrated circuit having frequency dependent noise avoidance Nov. 27, 2012
8314868 Solid state imaging device, imaging apparatus, electronic apparatus, AD converter, and AD conversion method Nov. 20, 2012
8266468 Integrated circuit with interpolation to avoid harmonic interference Sep. 11, 2012
8258849 Method and an apparatus for processing a signal Sep. 4, 2012
8233561 Image forming apparatus and data communication method Jul. 31, 2012
8228320 Integrated circuit device, electro-optical device, and electronic apparatus Jul. 24, 2012
8224601 Semiconductor device and method of estimating capacitance value Jul. 17, 2012
8224613 Synthesis and generation of arbitrary waveforms with ISI components for jitter tolerance Jul. 17, 2012
RE43489 Systems and methods for implementing a sample rate converter using hardware and software to maximize speed and flexibility Jun. 26, 2012
8199849 Data transmitting device, data receiving device, data transmitting system, and data transmitting method Jun. 12, 2012
8194715 Apparatus and method for generating a monocycle Jun. 5, 2012
8160565 Device with multidirectional control for selecting actions to perform on a telecommunication device Apr. 17, 2012
8155215 Transmission system, transmitter, receiver, and transmission method Apr. 10, 2012
8149021 Current detection circuit and voltage converter using the current detection circuit Apr. 3, 2012
8144625 DisplayPort auxiliary channel active buffer with auxiliary channel/display data channel combiner for fast auxiliary channel Mar. 27, 2012
8130849 Maximum A posteriori interference estimation in a wireless communication system Mar. 6, 2012
8115456 Circuit for a power supply unit for generating a DC voltage Feb. 14, 2012
8086891 Power management of components having clock processing circuits Dec. 27, 2011
8045399 Data output circuit in a semiconductor memory apparatus Oct. 25, 2011
8040813 Apparatus and method for reduced loading of signal transmission elements Oct. 18, 2011
8013638 Circuit for the generation of pulse-width modulation signals, particularly for a satellite reception system Sep. 6, 2011
7995696 System and method for deskewing data transmitted through data lanes Aug. 9, 2011
7977980 Time-to-amplitude converter component Jul. 12, 2011
7965114 Source driver and method for restraining noise thereof Jun. 21, 2011
7957924 System and method for distortion analysis Jun. 7, 2011
7952626 Geometric remapping with delay lines May. 31, 2011

1 2 3 4 5 6 7 8 9 10 11 12 13

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