| Patents for H03K 4 - Generating pulses having essentially a finite slope or stepped portions (2,412) |
|---|
| 09/19/2012 | CN101562442B Frequency jittering circuit and low-frequency triangle wave generator |
| 09/06/2012 | US20120223747 Method and Apparatus for Producing Triangular Waveform with Low Audio Band Content |
| 09/05/2012 | CN101416388B Circuit and apparatus for reducing interference of digital signals |
| 09/04/2012 | US8258828 Summation circuit in DC-DC converter |
| 08/28/2012 | US8254402 Programmable high-speed cable with printed circuit board and boost device |
| 08/23/2012 | US20120212263 Waveform generation circuit |
| 08/09/2012 | US20120200321 Method for generating a signal and structure therefor |
| 08/02/2012 | WO2012101683A1 Sawtooth wave generation circuit |
| 07/25/2012 | CN202353529U Step sine-wave digital circuit |
| 07/11/2012 | EP2474094A1 Driving a mixer with a differential lo signal having at least three signal levels |
| 07/04/2012 | CN101860690B Solid state imaging device, imaging apparatus, electronic apparatus, ad converter, and ad conversion method |
| 07/04/2012 | CN101694990B Dual-waveform generator of skewed tooth wave and PWM pulse wave and application thereof |
| 07/04/2012 | CN101341655B Electronic circuit with low noise delay circuit |
| 07/04/2012 | CN101252350B Triangular wave generating circuit |
| 06/28/2012 | US20120161998 Ramp signal generator, analog to digital converter, and image sensor |
| 06/26/2012 | US8207793 Mixing waveforms |
| 06/13/2012 | CN101682316B Method and apparatus for communicating with root-nyquist, self-transform pulse shapes |
| 06/12/2012 | US8198924 Method and apparatus for producing triangular waveform with low audio band content |
| 05/30/2012 | CN102484468A 以具有至少三种信号电平的差分本机振荡器信号驱动混频器 Having at least three signal level difference of the local oscillator signal to drive a mixer |
| 05/30/2012 | CN101847982B Triangle wave generating circuit |
| 05/30/2012 | CN101777890B System and method for reducing harmonic noise of digital-synthesis sine waves |
| 05/29/2012 | US8188772 Waveform generation circuit |
| 05/22/2012 | US8184139 Redundance control of temperature compensation for a LED printhead |
| 04/25/2012 | EP2445096A2 Switching regulator duty cycle control in a fixed frequency operation |
| 04/25/2012 | CN102427347A 一种削顶三角波发生电路 One kind of cut the top of the triangular wave generating circuit |
| 04/19/2012 | US20120091905 Phase shift circuit and dimming circuit including the same |
| 04/18/2012 | CN102422525A 振荡器中的闪烁噪声消除 Eliminate flicker noise oscillators |
| 04/17/2012 | US8159801 Switched hot swap controller |
| 04/12/2012 | US20120086480 Circuit and method for sub-harmonic elimination of a power converter |
| 04/11/2012 | CN102412810A 一种斜波发生电路 A slant wave generating circuit |
| 04/05/2012 | WO2012042089A1 Switched power supply intended to function in interlace mode |
| 04/05/2012 | US20120081091 Control circuit, dcdc converter, and driving method |
| 03/22/2012 | WO2012036066A1 Self-oscillating circuit and class d amplifier |
| 03/21/2012 | CN102386893A Adjustable square signal generation circuit and switch-type regulator utilizing same |
| 03/21/2012 | CN101674069B Slope generating circuit |
| 03/21/2012 | CN101316114B Spread-spectrum modulation circuit, variable frequency triangular-wave generator and signal processing method |
| 03/14/2012 | EP2427962A1 Flicker noise cancellation in oscillators |
| 03/13/2012 | US8134390 Signal converter and method thereof |
| 03/08/2012 | WO2012029595A1 Oscillator circuit and semiconductor device using the oscillator circuit |
| 03/07/2012 | EP2426819A1 Sawtooth oscillator having controlled endpoints and methodology therefor |
| 03/06/2012 | US8130307 Drive circuit and driving method for charge transfer unit and charge transfer system |
| 02/29/2012 | EP2424114A2 Analogue-to-digital conversion |
| 02/22/2012 | CN102361446A Triangular wave oscillating circuit |
| 02/16/2012 | US20120037791 Image sensor |
| 02/14/2012 | US8115563 Pulse width modulation circuit and voltage-feedback class-D amplifier circuit |
| 02/14/2012 | US8115523 Circuit to spread the spectrum of a PWM signal |
| 01/31/2012 | US8106687 Spread spectrum clock system and spread spectrum clock generator |
| 01/25/2012 | CN101493698B Frequency signal generating method and circuit based on CAN bus |
| 01/05/2012 | US20120001055 Ramp signal generator and image sensor |
| 12/29/2011 | US20110316591 Spread Spectrum Clock System and Spread Spectrum Clock Generator |
| 12/29/2011 | US20110316508 Digital Hybrid V2 Control for Buck Converters |
| 12/28/2011 | CN101257292B 具有受控端点的锯齿波振荡器及其方法 Sawtooth oscillator and method with controlled endpoints |
| 12/22/2011 | WO2011158576A1 Oscillation circuit and operating current control method of same |
| 12/22/2011 | DE102011102554A1 Sawtooth generating method involves providing voltage reference source, where summing-up amplifier is provided, and pre-determined number of elements with switched capacitors is selectively activated |
| 12/21/2011 | CN101741355B 波形转换装置 Waveform conversion device |
| 12/08/2011 | WO2011151642A1 Driver circuit |
| 12/07/2011 | CN102273023A 具有插入探测和光照能力的接插线 Has the ability to insert the probe and light patch cord |
| 12/01/2011 | US20110292260 Data selection circuit, data transmission circuit, ramp wave generation circuit, and solid-state imaging device |
| 12/01/2011 | US20110291709 Apparatus and method for generating ramp waveform |
| 11/30/2011 | CN202059381U 锯齿波发生混合集成电路 Sawtooth happen hybrid integrated circuits |
| 11/30/2011 | CN102262852A 用来生成斜坡波形的设备和方法 Apparatus and method for generating the ramp waveform |
| 11/24/2011 | US20110285428 Sawtooth oscillator |
| 11/23/2011 | EP2388915A1 Sawtooth oscillator |
| 11/17/2011 | US20110279723 Signal processing circuit, solid-state imaging device, and camera system |
| 11/17/2011 | US20110279153 High-precision oscillator systems with feed forward compensation for ccfl driver systems and methods thereof |
| 11/15/2011 | US8058939 Slope compensation circuit |
| 11/02/2011 | EP1966889B1 Electronic circuit with low noise delay circuit |
| 10/26/2011 | EP2380245A1 Patch cord with insertion detection and light illumination capabilities |
| 10/25/2011 | US8044690 System and method for clock-synchronized triangular waveform generation |
| 10/20/2011 | US20110254596 Spread spectrum circuit |
| 10/12/2011 | CN101431322B Waveform generator and plasma display device using the same |
| 10/04/2011 | US8030976 Triangle wave generating circuit |
| 09/29/2011 | WO2011119295A1 Clock feedthrough and crosstalk reduction method |
| 09/29/2011 | US20110235383 Frequency synchronizing method for discharge tube lighting apparatus, discharge tube lighting apparatus, and semiconductor integrated circuit |
| 09/09/2011 | WO2011040721A3 Two-wheel type throwing robot |
| 09/07/2011 | CN101584117B Differential amplitude controlled sawtooth generator |
| 08/24/2011 | CN101079549B Apparatus and method for producing signal conveying circuit status information |
| 08/11/2011 | US20110193597 Method and apparatus for producing triangular waveform with low audio band content |
| 08/10/2011 | CN101394166B Triangle wave generating circuit, pulse width modulation circuit and audio power amplifying circuit |
| 08/04/2011 | US20110187421 Signal generation method and apparatus and test method and system using the same |
| 07/06/2011 | CN102119487A Reference frequency generating circuit, semiconductor integrated circuit, and electronic device |
| 06/29/2011 | CN102111128A Waveform generation circuit |
| 06/29/2011 | CN101603543B Method for setting rotating speed of fan by utilizing RC frequency |
| 06/23/2011 | US20110148481 Waveform generation circuit |
| 06/03/2011 | WO2011016657A3 Lamp signal generator using a lamp signal correcting function, and image sensor comprising same |
| 06/01/2011 | CN101431323B Triangular-wave generator |
| 05/25/2011 | CN102075166A Direct digital frequency synthesis (DDS)-based high-precision arbitrary waveform generator |
| 05/25/2011 | CN101006643B Method for operating an electronic tube |
| 05/24/2011 | US7948282 Triangular-wave generating circuit, and inverter, light emitting device and liquid crystal television using the circuit |
| 05/24/2011 | US7948281 Method and apparatus for producing triangular waveform with low audio band noise content |
| 05/24/2011 | US7948280 Controller including a sawtooth generator and method of operating the same |
| 05/19/2011 | WO2011059322A1 Oscillator circuit and method of providing an oscillator output signal |
| 05/19/2011 | US20110115532 Multilevel converter operation |
| 05/18/2011 | CN1835398B Oscillator circuit and oscillation control method |
| 05/18/2011 | CN102064803A Two-supply circuit for gyro machine |
| 05/12/2011 | US20110109352 Summation Circuit in DC-DC Converter |
| 05/11/2011 | CN201830220U Low but non-zero voltage sawtooth wave generation circuit |
| 05/11/2011 | CN201830219U High-performance sawtooth wave generating circuit adopting digital circuit control |
| 05/11/2011 | CN102055306A Saw tooth wave generator of boost-buck power supply converter and method |
| 05/05/2011 | US20110102026 Antenna driving device |