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Class Information
Number: 455/131
Name: Telecommunications > Receiver or analog modulated signal frequency converter > Frequency conversion between signal source (e.g., wave collector) and receiver
Description: Subject matter where the frequency of the signal supplied by the signal source (antenna or cable) is converted to another frequency which the receiver is able to receive.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7606537 |
System and method for transmitting data via wave reflection |
Oct. 20, 2009 |
| 7542729 |
Communication system |
Jun. 2, 2009 |
| 7536203 |
Portable memory device and method |
May. 19, 2009 |
| 7522894 |
Radio receiving apparatus |
Apr. 21, 2009 |
| 7519344 |
Bandpass amplifier, method, and system |
Apr. 14, 2009 |
| 7519100 |
Method and device for transmission/reception with frequency hopping |
Apr. 14, 2009 |
| 7512963 |
Intelligent low-noise block down-converter |
Mar. 31, 2009 |
| 7509104 |
Method and apparatus for tuning radio frequency |
Mar. 24, 2009 |
| 7433659 |
Iterative multi-stage detection technique for a diversity receiver having multiple antenna elements |
Oct. 7, 2008 |
| 7433660 |
Iterative multi-stage detection technique for a diversity receiver having multiple antenna elements |
Oct. 7, 2008 |
| 7412218 |
Iterative multi-stage detection technique for a diversity receiver having multiple antenna elements |
Aug. 12, 2008 |
| 7398075 |
Radio wave reception device and radio wave clock |
Jul. 8, 2008 |
| 7392025 |
Iterative multi-stage detection technique for a diversity receiver having multiple antenna elements |
Jun. 24, 2008 |
| 7383031 |
Receiving circuit for radio-wave clock broadcast wave |
Jun. 3, 2008 |
| 7356326 |
Direct-conversion receiver for removing DC offset |
Apr. 8, 2008 |
| 7356311 |
Wireless audio signal and control signal device and method thereof |
Apr. 8, 2008 |
| 7356007 |
CDMA receiver and method of judging TFCI candidates of the same |
Apr. 8, 2008 |
| 7308244 |
Low voltage mixer |
Dec. 11, 2007 |
| 7292835 |
Wireless and wired cable modem applications of universal frequency translation technology |
Nov. 6, 2007 |
| 7263713 |
Television signal distributor apparatus, receiver apparatus, television signal transmission system and method |
Aug. 28, 2007 |
| 7253776 |
FM radio receiver |
Aug. 7, 2007 |
| 7245889 |
Signal source with multiphase filter |
Jul. 17, 2007 |
| 7215934 |
Iterative multi-stage detection technique for a diversity receiver having multiple antenna elements |
May. 8, 2007 |
| 7197091 |
Direct conversion receiver with direct current offset correction circuitry |
Mar. 27, 2007 |
| 7181186 |
Mixer and frequency conversion apparatus for improving phase-mismatching |
Feb. 20, 2007 |
| 7181199 |
Real-time wireless exchange of objects |
Feb. 20, 2007 |
| 7149472 |
Through-the-earth radio |
Dec. 12, 2006 |
| 7142808 |
Satellite broadcast receiver apparatus intended to reduce power consumption |
Nov. 28, 2006 |
| 7106809 |
AM/FM/IBOC receiver architecture |
Sep. 12, 2006 |
| 7092687 |
Five-port topology for direct down-conversion |
Aug. 15, 2006 |
| 7068973 |
Method and apparatus for retransmitting received satellite signals inside a structure |
Jun. 27, 2006 |
| 7065338 |
Method, device and program for coding and decoding acoustic parameter, and method, device and program for coding and decoding sound |
Jun. 20, 2006 |
| 7058375 |
Low noise block down-converter having temperature characteristic compensating circuit |
Jun. 6, 2006 |
| 7043204 |
Through-the-earth radio |
May. 9, 2006 |
| 7027786 |
Carrier and clock recovery using universal frequency translation |
Apr. 11, 2006 |
| 6963732 |
Subsampling communication receiver architecture with relaxed IFA readout timing |
Nov. 8, 2005 |
| 6957056 |
Receiver and method for determining an intermediate frequency in a wireless communication device |
Oct. 18, 2005 |
| 6922449 |
Radio receiver |
Jul. 26, 2005 |
| 6915141 |
Secondary automatic gain control loops for direct conversion CDMA receivers |
Jul. 5, 2005 |
| 6909882 |
Signal processing semiconductor integrated circuit device and wireless communication system |
Jun. 21, 2005 |
| 6909883 |
Wireless communication device |
Jun. 21, 2005 |
| 6842610 |
Tuner |
Jan. 11, 2005 |
| 6816716 |
Radio frequency control for communication systems |
Nov. 9, 2004 |
| 6801767 |
Method and system for distributing multiband wireless communications signals |
Oct. 5, 2004 |
| 6771942 |
Receiver |
Aug. 3, 2004 |
| 6771937 |
Frequency-stabilized transmitting/receiving configuration |
Aug. 3, 2004 |
| 6727837 |
Method and a system of acquiring local signal behavior parameters for representing and processing a signal |
Apr. 27, 2004 |
| 6708026 |
Division based local oscillator for frequency synthesis |
Mar. 16, 2004 |
| 6701139 |
Code converter and a system using same |
Mar. 2, 2004 |
| 6658233 |
Satellite broadcast receiving converter |
Dec. 2, 2003 |
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