Source: http://www.google.com/patents/US7893785?dq=6,275,983
Timestamp: 2017-06-25 19:46:44
Document Index: 171123830

Matched Legal Cases: ['Application No. 200605080', 'Application No. 2006', 'Application No. 200605080', 'Application No. 200610099600', 'Application No. 2006100996003', 'Application No. 095128166']

Patent US7893785 - Low-noise fine-frequency tuning - Google PatentsSearch Images Maps Play YouTube News Gmail Drive More »Sign inPatentsCircuits, methods, apparatus, and code that provide low-noise and high-resolution electronic circuit tuning. An exemplary embodiment of the present invention adjusts a capacitance value by pulse-width modulating a control voltage for a switch in series with a capacitor. The pulse-width-modulated control...http://www.google.com/patents/US7893785?utm_source=gb-gplus-sharePatent US7893785 - Low-noise fine-frequency tuningAdvanced Patent SearchTry the new Google Patents, with machine-classified Google Scholar results, and Japanese and South Korean patents.Publication numberUS7893785 B2Publication typeGrantApplication numberUS 12/114,479Publication dateFeb 22, 2011Filing dateMay 2, 2008Priority dateAug 1, 2005Fee statusPaidAlso published asUS7375597, US8717114, US20070024379, US20080266034, US20110128062Publication number114479, 12114479, US 7893785 B2, US 7893785B2, US-B2-7893785, US7893785 B2, US7893785B2InventorsJody Greenberg, Sehat SutardjaOriginal AssigneeMarvell World Trade Ltd.Export CitationBiBTeX, EndNote, RefManPatent Citations (17), Non-Patent Citations (6), Referenced by (2), Classifications (15), Legal Events (1) External Links: USPTO, USPTO Assignment, EspacenetLow-noise fine-frequency tuning
Patent CitationsCited PatentFiling datePublication dateApplicantTitleUS4228713Jul 3, 1978Oct 21, 1980Norlin Industries, Inc.Programmable current source for filter or oscillatorUS4893097Sep 28, 1988Jan 9, 1990Siemens AktiengesellschaftMethod for temperature compensation of a voltage-controlled crystal oscillator in a phase control circuitUS5053723Jun 20, 1990Oct 1, 1991U.S. Philips Corp.Phase-locked loop with pulse-duration modulation fine frequency controlUS5081431Jan 23, 1991Jan 14, 1992Nihon Dempa Kogyo Co., Ltd.Digital temperature-compensated oscillatorUS5574408May 5, 1995Nov 12, 1996Siemens AktiengesellschaftOscillator circuit having a memory that stores the characteristic information of the individual oscillator crystalUS5659270May 16, 1996Aug 19, 1997Motorola, Inc.Apparatus and method for a temperature-controlled frequency source using a programmable ICUS5809336Jun 7, 1995Sep 15, 1998Patriot Scientific CorporationHigh performance microprocessor having variable speed system clockUS5952890Feb 5, 1997Sep 14, 1999Fox Enterprises, Inc.Crystal oscillator programmable with frequency-defining parametersUS6160458Jul 12, 1999Dec 12, 2000Dallas Semiconductor CorporationTemperature compensated crystal oscillatorUS6598148Jul 29, 1998Jul 22, 2003Patriot Scientific CorporationHigh performance microprocessor having variable speed system clockUS6803829Jun 17, 2002Oct 12, 2004Broadcom CorporationIntegrated VCO having an improved tuning range over process and temperature variationsUS6850125Aug 15, 2001Feb 1, 2005Gallitzin Allegheny LlcSystems and methods for self-calibrationUS20040071029Oct 15, 2002Apr 15, 2004Sehat SutardjaCrystal oscillator emulatorEP0766376A1Jun 28, 1995Apr 2, 1997Matsushita Electric Industrial Co., Ltd.Quartz oscillator device and its adjusting methodEP1119106A2Dec 8, 2000Jul 25, 2001Lucent Technologies Inc.Integrated oscillator circuit and associated methodsEP1143606A1Mar 31, 2000Oct 10, 2001Texas Instruments IncorporatedNumerically controlled variable oscillatorEP1411630A1Aug 1, 2003Apr 21, 2004Marvell Semiconductor, Inc.Crystal oscillator emulatorNon-Patent CitationsReference1Austrian Patent Office Search Report: Application No. 200605080-1; Applicant: Marvell World Trade Ltd.; Filing date: Aug. 1, 2005; Priority Date: Aug. 1, 2005.2Japanese Office Action for Japanese Patent Application No. 2006-208096; dated Oct. 7, 2008.3Singapore Examination Report for Singapore Patent Application No. 200605080-1 dated Jul. 10, 2008.4State Intellectual Property Office of the People's Republic of China; Text of the First Office Action; Application No. 200610099600.3; dated Apr. 17, 2009; pp. 1-9.5State Intellectual Property Office of the People's Republic of China; Translation of Second Office Action; Application No. 2006100996003; dated Jun. 24, 2010, pp. 1-2.6Taiwan Intellectual Property Office; Translation of Second Office Action; Application No. 095128166; dated Jul. 20, 2010 (1 pg.).Referenced byCiting PatentFiling datePublication dateApplicantTitleUS8717114 *Feb 8, 2011May 6, 2014Marvell World Trade Ltd.Low-noise fine-frequency tuningUS20110128062 *Feb 8, 2011Jun 2, 2011Jody GreenbergLow-Noise Fine-Frequency Tuning* Cited by examinerClassifications U.S. Classification331/177.00V, 331/175, 331/176, 331/36.00CInternational ClassificationH03B1/00Cooperative ClassificationH03B5/1212, H03B5/1228, H03B5/1265, H03B2200/0088, H03L1/026, H03L1/022, H03B5/02European ClassificationH03L1/02B2, H03B5/02, H03L1/02BLegal EventsDateCodeEventDescriptionAug 22, 2014FPAYFee paymentYear of fee payment: 4RotateOriginal ImageGoogle Home - Sitemap - USPTO Bulk Downloads - Privacy Policy - Terms of Service - About Google Patents - Send FeedbackData provided by IFI CLAIMS Patent Services