Matches 1 - 20 out of 20


Match Document Document Title
US20060052076 Sample rate adaption in signal processing  
The mixed signal chip (10) takes analogue signals received at, for example, a mobile telephone and converts them to the digital domain for subsequent processing. Through use of sample rate...
US20080242235 Circuit arrangement with improved decoupling  
A circuit arrangement includes a component having a closed signal path, that closed signal path connected to a first port, a second port and at least a third port. The component has a directed...
US20050233725 Image reject filtering in a direct sampling mixer  
Disclosed are methods, circuits and systems for image reject filtering in a multi-tap direct sampling mixer (MTDSM) of an IF or RF system. Disclosed is the use of rotating capacitors among the...
US20060189292 Electronic circuit device  
An electronic circuit device includes filters, and a 90-degree hybrid circuit connected to the filters. The 90-degree hybrid circuit may have first and second output terminals. The first terminal...
US20110237216 BANDPASS FILTER, AND WIRELESS COMMUNICATION MODULE AND WIRELESS COMMUNICATION DEVICE USING THE BANDPASS FILTER  
[Object] An object is to provide a bandpass filter that can be used for a wide frequency band and has a large degree of freedom in designing a passband, and a wireless communication module and a...
US20100022215 BASEBAND FILTERS FOR USE IN WIRELESS COMMUNICATION DEVICES  
An embodiment of a baseband filter in a transmitter subsystem of a wireless device comprises an operational amplifier (op-amp), a pole circuit, a feedback capacitor, and an active device. The...
US20050118968 Double conversion tuner  
A tuner comprising a signal input 2 for receiving an input signal comprising multichannel data, a filter 3 having an input coupled to said signal input, the filter being tunable to pass a selected...
US20100041362 Hairpin Band Pass Filter and Related Frequency Down Converter  
A band pass filter includes a first micro-strip port for receiving a radio-frequency signal, a second micro-strip port for outputting a filtered radio-frequency signal and comprising at least one...
US20050136880 RF transmitter and receiver front-end  
A radio frequency receiver front-end includes a low noise amplifier, a mixing stage, and a selectable channel filter. The low noise amplifier is operably coupled to amplify inbound RF signals to...
US20080287089 INPUT FILTER FOR IMAGE FREQUENCY SUPPRESSION  
An input filter is provided for a superheterodyne receiver for image frequency suppression and a method for operating a superheterodyne receiver. The input filter for a superheterodyne receiver...
US20070115702 Device having inductors and capacitors  
An LC device having a substrate, a support layer having upper and lower sides formed on the substrate, inductors formed on either the upper or lower side of the support layer, and capacitors...
US20060166639 Superheterodyne circuit with band-pass filter for channel selection  
A superheterodyne circuit includes at least one reception input, at least one production output wherefrom can be produced a baseband signal and at least one band-pass filter for channel selection...
US20070159274 SAW filter and portable terminal  
In order to provide a SAW filter having a wide passband matching to the digital TV broadcast waves so as to be low-loss, and obtaining a sharp and large attenuation in the outside of the TV...
US20100029241 Rf filter/resonator with protruding tabs  
An RF signal filter/resonator includes a core of dielectric material having top, bottom, and side surfaces. At least one through-hole extends through the core. In one embodiment, the core defines...
US20060270378 Low noise block downconverter  
A low noise block downconverter. The low noise block downconverter comprises a low noise amplifier (LNA), an RF band pass filter, a mixer, a local oscillator, a harmonic filter, and a low pass...
US20110244820 Integrated Receivers and Integrated Circuit Having Integrated Inductors  
An integrated wideband receiver includes first and second signal processing paths and a controller. The first signal processing path has an input, and an output for providing a first processed...
US20100330949 BPS RECEIVER  
The present invention receives simultaneously RF signal of different frequency band and processes the RF signal received, at this time a BPS receiver minimizes aliasing generated by RF signal. The...
US20100279644 MEMS BASED MULTIBAND RECEIVER ARCHITECTURE  
A receiving apparatus is provided. The receiving apparatus comprises a chip carrier including at least one stack of layers, wherein at least one layer in the stack supports radio frequency...
US20100178894 HIGH-FREQUENCY RECEIVER WITH MULTIPLE-CHANNEL DIGITAL PROCESSING  
In the receive subsystem, the analogue-to-digital converter (40) works on the output of the low-noise amplifier (33), at a chosen rate (F), which corresponds to a bandwidth sampling. The...
US20100167684 QUADRATURE SIGNAL GENERATION IN RADIO-FREQUENCY APPARATUS AND ASSOCIATED METHODS  
A radio-frequency (RF) apparatus, which may reside in a receiver or transceiver, includes receive-path circuitry. The receive-path circuitry includes a poly-phase filter and a harmonic filter. The...

Matches 1 - 20 out of 20