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A haircutting appliance comprises an enclosed housing having a hollow handle connecting the housing to a vacuum source to carry away cut hairs from a subject's head.
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| Number | Title | Issue Date |
| 7511350 | Nickel alloy silicide including indium and a method of manufacture therefor The invention provides a semiconductor device, a method of manufacture therefore and a method for manufacturing an integrated circuit including the same. The semiconductor device, among other elements, may include a gate structure located over a substrate, the gate ... | 03/31/2009 |
| 7504895 | Multi-phase interleaved oscillator An oscillator for synchronizing and controlling a multi-phase, interleaved power supply system that has a plurality of power sources. The oscillator includes a first oscillator, having a pulse generator and a timing capacitor, and a second oscillator, having a pulse... | 03/17/2009 |
| 7502076 | Method and apparatus for a digital display A method and apparatus for a digital video display. A digital display device receives an analog signal representing an image formed of pixels in video lines and a signal containing a synchronization waveform for the image. An analog-to-digital converter (ADC) receiv... | 03/10/2009 |
| 7501970 | Digital to analog converter architecture and method having low switch count and small output impedance A digital to analog converter includes a coarse resolution resistor circuit (11) coupled between a first voltage (Vin) and an intermediate voltage (V0) to produce coarse resolution node voltages (V0, . . . V240), and also includes a fine ... | 03/10/2009 |
| 7501965 | Correcting for errors that cause generated digital codes to deviate from expected values in an ADC Errors in an analog to digital converter that cause generated digital codes to deviate from expected values are corrected. A sample of an analog signal is stored in a storage element. An error signal is then generated, with the error signal representing a deviation ... | 03/10/2009 |
| 7498862 | Switch for handling terminal voltages exceeding control voltage A switch provided between a first terminal and a second terminal with a varying cross terminal voltage. The switch contains two transistors, with the source terminal of the first transistor being coupled to the first terminal and a drain terminal of the second trans... | 03/03/2009 |
| 7492217 | On-the-fly introduction of inter-channel delay in a pulse-width-modulation amplifier A multiple-channel audio processor (10) and an associated plurality of power stages (22) in an audio system are disclosed. The audio processor (10) includes a plurality of audio amplifier channels (22), each of which includes a pulse-code... | 02/17/2009 |
| 7492848 | Method and apparatus for efficient multi-stage FIR filters An interpolation filter without a FIFO memory is configured as a cascade arrangement of simpler interpolation sub-filters that are operated in reverse order. The interpolation sub-filter that produces the highest sampling frequency is operated first, followed by int... | 02/17/2009 |
| 7479915 | Comparator architecture A comparator presents a linear load to input signals when providing a comparison output of two input signals. The comparator contains a transistor configured in a source/emitter follower configuration, and operates in the saturation region for substantially the enti... | 01/20/2009 |
| 7479816 | Generating multiple delayed signals of different phases from a reference signal using delay locked loop (DLL) A delay locked loop (DLL) circuit in which situations of lock to multiple periods of a reference signal is determined by a lock detector using dummy delay elements and a duty cycle correction circuit (DCC). The lock detector, the dummy delay elements and the delay c... | 01/20/2009 |
| 7471222 | Providing input signal through a sample and hold circuit with reduced distortion According to an aspect of the present invention, samples of an input signal are provided with reduced distortion, when the input signal is received from a lead terminal offering lead inductance on an input path. Such a feature is achieved by charging a energy storag... | 12/30/2008 |
