Abstract
A system for rapidly acquiring a spreading code used in a code division multiple access (CDMA) system comprises a generator for generating a first long code and a second long code with each long code having a length of N chips. The first long code is different from the second long code. A transmitter transmits the first long code and the second long code at a first phase angle and at a second phase angle respectively on a carrier signal over a communications channel using radio waves. The first long code and the second long code may be transmitted at an in-phase (I) angle and at a quadrature-phase (Q) angle respectively on the carrier signal. From the communications channel an I acquisition circuit and a Q acquisition circuit may acquire in parallel the first long code and the second long code from the I angle and the Q angle respectively of the carrier signal by searching in parallel N/2 chips of the first long code and the second long code.
Technology | Declaration Information | Specification Information | Explicitly Disclosed | Patent Type | |||||
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Declaration Date | Declaration Reference | Declaring Company | Specification Information | ||||||
Not Available | 10/04/2001 | ISLD-200105-001 | INTERDIGITAL INC |
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Not Available | 08/04/2004 | ISLD-200407-004 | INTERDIGITAL INC | No | Family Member | ||||
3G | 21/03/2007 | ISLD-200802-001 | INTERDIGITAL INC |
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4G,3G,2G | 21/03/2007 | ISLD-200802-001 | INTERDIGITAL INC | Yes | Basis Patent | ||||
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5G,4G,3G,2G | 14/09/2009 | ISLD-200911-005 | INTERDIGITAL INC |
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Specification Information
Specification Information
Technologies
Family Information
All Granted Patents In Patent Family : | ---- |
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US2010157950A1 | Not Available | 10/04/2001 | ISLD-200105-001 | INTERDIGITAL INC |
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US2010157950A1 | 3G | 08/04/2004 | ISLD-200407-004 | INTERDIGITAL INC | No | Family Member | ||||
US2010157950A1 | Not Available | 08/04/2004 | ISLD-200407-004 | INTERDIGITAL INC | No | Family Member | ||||
US2010157950A1 | 3G | 21/03/2007 | ISLD-200802-001 | INTERDIGITAL INC |
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US2010157950A1 | 4G,3G,2G | 21/03/2007 | ISLD-200802-001 | INTERDIGITAL INC | No | Family Member | ||||
US2010157950A1 | 5G,4G,3G,2G | 21/03/2007 | ISLD-200802-001 | INTERDIGITAL INC |
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US2010157950A1 | 4G,3G,2G | 19/09/2008 | ISLD-200901-001 | INTERDIGITAL INC | No | Family Member | ||||
US2010157950A1 | 5G,4G,3G,2G | 19/09/2008 | ISLD-200901-001 | INTERDIGITAL INC |
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US2010157950A1 | 5G,4G,3G,2G | 14/09/2009 | ISLD-200911-005 | INTERDIGITAL INC |
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US2010157950A1 | 4G,3G,2G | 16/09/2010 | ISLD-201010-011 | INTERDIGITAL INC | Yes | Basis Patent | ||||
US2010157950A1 | 5G,4G,3G,2G | 16/09/2010 | ISLD-201010-011 | INTERDIGITAL INC |
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US2010157950A1 | 2G | 16/09/2010 | ISLD-201010-011 | INTERDIGITAL INC |
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US2010157950A1 | 4G,3G,2G | 16/09/2010 | ISLD-201010-011 | INTERDIGITAL INC | No | Family Member | ||||
US2010157950A1 | 5G,4G,3G,2G | 16/09/2010 | ISLD-201010-011 | INTERDIGITAL INC |
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US7706332B2 | Not Available | 10/04/2001 | ISLD-200105-001 | INTERDIGITAL INC |
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US7706332B2 | 3G | 08/04/2004 | ISLD-200407-004 | INTERDIGITAL INC | No | Family Member | ||||
US7706332B2 | Not Available | 08/04/2004 | ISLD-200407-004 | INTERDIGITAL INC | No | Family Member | ||||
US7706332B2 | 3G | 21/03/2007 | ISLD-200802-001 | INTERDIGITAL INC |
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US7706332B2 | 4G,3G,2G | 21/03/2007 | ISLD-200802-001 | INTERDIGITAL INC | Yes | Basis Patent | ||||
US7706332B2 | 5G,4G,3G,2G | 21/03/2007 | ISLD-200802-001 | INTERDIGITAL INC |
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US7706332B2 | 4G,3G,2G | 21/03/2007 | ISLD-200802-001 | INTERDIGITAL INC | No | Family Member | ||||
US7706332B2 | 5G,4G,3G,2G | 21/03/2007 | ISLD-200802-001 | INTERDIGITAL INC |
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US7706332B2 | 3G | 19/09/2008 | ISLD-200901-001 | INTERDIGITAL INC |
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US7706332B2 | 4G,3G,2G | 19/09/2008 | ISLD-200901-001 | INTERDIGITAL INC | No | Family Member | ||||
US7706332B2 | 5G,4G,3G,2G | 19/09/2008 | ISLD-200901-001 | INTERDIGITAL INC |
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US7706332B2 | 2G | 14/09/2009 | ISLD-200911-005 | INTERDIGITAL INC |
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US7706332B2 | 3G | 14/09/2009 | ISLD-200911-005 | INTERDIGITAL INC |
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US7706332B2 | 2G | 14/09/2009 | ISLD-200911-005 | INTERDIGITAL INC |
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US7706332B2 | 3G | 14/09/2009 | ISLD-200911-005 | INTERDIGITAL INC |
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US7706332B2 | 4G | 14/09/2009 | ISLD-200911-005 | INTERDIGITAL INC | No | Family Member | ||||
US7706332B2 | 4G,3G,2G | 14/09/2009 | ISLD-200911-005 | INTERDIGITAL INC | No | Family Member | ||||
US7706332B2 | 5G,4G,3G,2G | 14/09/2009 | ISLD-200911-005 | INTERDIGITAL INC |
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US7706332B2 | 2G | 16/09/2010 | ISLD-201010-011 | INTERDIGITAL INC |
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US7706332B2 | 4G | 16/09/2010 | ISLD-201010-011 | INTERDIGITAL INC | No | Family Member | ||||
US7706332B2 | 4G,3G,2G | 16/09/2010 | ISLD-201010-011 | INTERDIGITAL INC | No | Family Member | ||||
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US2002021686A1 | 3G | 08/04/2004 | ISLD-200407-004 | INTERDIGITAL INC | Yes | Basis Patent | ||||
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US2002021686A1 | 3G | 08/04/2004 | ISLD-200407-004 | INTERDIGITAL INC | No | Family Member | ||||
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US2002021686A1 | 4G,3G,2G | 21/03/2007 | ISLD-200802-001 | INTERDIGITAL INC | No | Family Member | ||||
US2002021686A1 | 5G,4G,3G,2G | 21/03/2007 | ISLD-200802-001 | INTERDIGITAL INC |
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No | Family Member | |||
US2002021686A1 | 2G | 14/09/2009 | ISLD-200911-005 | INTERDIGITAL INC |
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US2002021686A1 | 3G | 14/09/2009 | ISLD-200911-005 | INTERDIGITAL INC |
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US2002021686A1 | 2G | 14/09/2009 | ISLD-200911-005 | INTERDIGITAL INC |
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US2002021686A1 | 3G | 14/09/2009 | ISLD-200911-005 | INTERDIGITAL INC |
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US2002021686A1 | 3G | 16/09/2010 | ISLD-201010-011 | INTERDIGITAL INC |
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US2002021686A1 | 4G,3G,2G | 16/09/2010 | ISLD-201010-011 | INTERDIGITAL INC | No | Family Member | ||||
US2002021686A1 | 5G,4G,3G,2G | 16/09/2010 | ISLD-201010-011 | INTERDIGITAL INC |
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US7020111B2 | Not Available | 10/04/2001 | ISLD-200105-001 | INTERDIGITAL INC |
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No | Family Member | |||
US7020111B2 | 3G | 08/04/2004 | ISLD-200407-004 | INTERDIGITAL INC | Yes | Basis Patent | ||||
US7020111B2 | Not Available | 08/04/2004 | ISLD-200407-004 | INTERDIGITAL INC | Yes | Basis Patent | ||||
US7020111B2 | 3G | 08/04/2004 | ISLD-200407-004 | INTERDIGITAL INC | No | Family Member | ||||
US7020111B2 | Not Available | 08/04/2004 | ISLD-200407-004 | INTERDIGITAL INC | No | Family Member | ||||
US7020111B2 | 3G | 21/03/2007 | ISLD-200802-001 | INTERDIGITAL INC |
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US7020111B2 | 4G,3G,2G | 21/03/2007 | ISLD-200802-001 | INTERDIGITAL INC | No | Family Member | ||||
US7020111B2 | 5G,4G,3G,2G | 21/03/2007 | ISLD-200802-001 | INTERDIGITAL INC |
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No | Family Member | |||
US7020111B2 | 2G | 14/09/2009 | ISLD-200911-005 | INTERDIGITAL INC |
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Yes | Basis Patent | |||
US7020111B2 | 3G | 14/09/2009 | ISLD-200911-005 | INTERDIGITAL INC |
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Yes | Basis Patent | |||
US7020111B2 | 2G | 14/09/2009 | ISLD-200911-005 | INTERDIGITAL INC |
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No | Family Member | |||
US7020111B2 | 3G | 14/09/2009 | ISLD-200911-005 | INTERDIGITAL INC |
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No | Family Member | |||
US7020111B2 | 3G | 16/09/2010 | ISLD-201010-011 | INTERDIGITAL INC |
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US7020111B2 | 4G,3G,2G | 16/09/2010 | ISLD-201010-011 | INTERDIGITAL INC | No | Family Member | ||||
US7020111B2 | 5G,4G,3G,2G | 16/09/2010 | ISLD-201010-011 | INTERDIGITAL INC |
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Publication No | Technology | Declaration Information | Specification Information | Explicitly Disclosed | Patent Type | Status | National Phase Entries | |||||
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Explicitly disclosed patent:openly and comprehensibly describes all details of the invention in the patent document.
Implicitly disclosed patent:does not explicitly state certain aspects of the invention, but still allows for these to be inferred from the information provided.
Basis patent:The core patent in a family, outlining the fundamental invention from which related patents or applications originate.
Family member:related patents or applications that share a common priority or original filing.