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Anand G Dabak, Sundararajan Sriram, Srinath Hosur: Wireless communications system with secondary synchronization code based on values in primary synchronization code. Texas Instruments Incorporated, Ronald O Neerings, Wade James Brady III, Frederick J Telecky Jr, September 5, 2006: US07103085 (88 worldwide citation)

A wireless communication system. The system comprises transmitter circuitry (BST1), the transmitter circuitry comprising encoder circuitry (50) for transmitting a plurality of frames (FR). Each of the plurality of frames comprises a primary synchronization code (PCS) and a secondary synchronization ...


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Timothy M Schmidl, Mohammed Nafie, Anand G Dabak: Wireless communications with frequency band selection. Texas Instruments Incorporated, Ronald O Neerings, Wade James Brady III, Frederick J Telecky Jr, May 23, 2006: US07050402 (83 worldwide citation)

A probe, listen and select (PLS) technique can be used to select from an available frequency spectrum a frequency band whose communication quality is suitable for wireless communication at a desired rate. Probe packets can be transmitted on different frequencies (223) during a known period of time ( ...


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Timothy Schmidl, Mohammed Nafie, Anand G Dabak: Wireless communications. Texas Instruments Incorporated, Wade J Brady III, Frederick J Telecky Jr, October 30, 2007: US07289570 (79 worldwide citation)

A wireless system (e.g., Bluetooth, WCDMA, etc.) with multiple antenna communication channel eigenvector weighted transmissions including possibly differing order symbol constellations for differing eigenvectors. Comparison of maximizations of minimum received symbol distances provides for selection ...


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Eko N Onggosanusi, Anand G Dabak: Space time encoded wireless communication system with multipath resolution receivers. Texas Instruments Incorporated, Ronald O Neerings, Wade J Brady III, Frederick J Telecky Jr, June 10, 2008: US07386076 (79 worldwide citation)

A wireless receiver (301) for receiving multiple space time encoded signals from a plurality of transmit antenna sets (TAT1 through TAT2, and TAT3 through TAT4), wherein the multiple space time encoded signals comprise a set of symbols and wherein each transmit antenna set is coupled to a correspond ...


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Eko N Onggosanusi, Anand G Dabak: Space-time transmit diversity. Texas Instruments Incorporated, Ronald O Neerings, Wade James Brady III, Frederick J Telecky Jr, November 7, 2006: US07133459 (62 worldwide citation)

A linear transformation of parallel space-time transmit diversity encoded streams; also, asymmetrical symbol mapping of parallel streams. Separately or together, these improve error rate performance as well as system throughput. Preferred embodiments include CDMA wireless systems with multiple anten ...


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Srinath Hosur, Anand G Dabak: Power control with space time transmit diversity. Texas Instruments Incorporated, Ronald O Neerings, Wade James Brady III, Frederick J Teleky Jr, December 20, 2005: US06977910 (59 worldwide citation)

A circuit is designed with a measurement circuit (432). The measurement circuit is coupled to receive a first input signal (903) from a first antenna (128) of a transmitter and coupled to receive a second input signal (913) from a second antenna (130) of the transmitter. Each of the first and second ...


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Anand G Dabak, Srinath Hosur, Timothy M Schmidl: Use of Walsh-Hadamard transform for forward link multiuser detection in CDMA systems. Texas Instruments Incorporated, Carlton H Hoel, W James Brady, Frederick J Telecky Jr, September 28, 2004: US06798737 (53 worldwide citation)

A station capable of receiving information containing Walsh coding for a plurality of channels and canceling interference from the received information and the method of cancellation. A memory is provided for storing received signals containing a Walsh code for each of a plurality of channels as wel ...