Patents by Inventor Yosef Bendel
Yosef Bendel has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 9209783Abstract: A device, comprising a first interpolator that is configured to (a) receive, at a first clock rate, a first signal having a first sampling rate and (b) output, at a second clock rate, a second signal having a first desired sampling rate average; wherein the first interpolator comprises: a first buffer for storing the first signal; and a first fractional sampling ratio circuit that is configured to generate a first pattern of fixed point values, wherein an average value of the first pattern corresponds to a first desired sampling rate ratio between the first desired sampling rate average and the first sampling rate.Type: GrantFiled: February 4, 2015Date of Patent: December 8, 2015Assignee: DSP GROUP LTD.Inventors: Yosef Bendel, Eyal Rosin, Assaf Ganor
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Publication number: 20150244349Abstract: A device, comprising a first interpolator that is configured to (a) receive, at a first clock rate, a first signal having a first sampling rate and (b) output, at a second clock rate, a second signal having a first desired sampling rate average; wherein the first interpolator comprises: a first buffer for storing the first signal; and a first fractional sampling ratio circuit that is configured to generate a first pattern of fixed point values, wherein an average value of the first pattern corresponds to a first desired sampling rate ratio between the first desired sampling rate average and the first sampling rate.Type: ApplicationFiled: February 4, 2015Publication date: August 27, 2015Inventors: Yosef Bendel, Eyal Rosin, Assaf Ganor
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Patent number: 7492703Abstract: A system is provided to automatically estimate performance of a receiver for receiving input signals, the input signals having a carrier frequency and a baud rate, from a channel in a communication system and the effect of highly correlated noise cancellation on performance of the receiver, while no active transmission is occurring on the channel, comprising: a digital front end in the receiver for receiving samples of the input signals; a predictor coupled to the digital front end for predicting highly correlated noise in a second sample of the input signal; and a subtraction unit coupled to the predictor for subtracting the predictor output from the second sample to determine residual noise in the second sample. Other systems and methods are disclosed.Type: GrantFiled: October 18, 2002Date of Patent: February 17, 2009Assignee: Texas Instruments IncorporatedInventors: Itay Lusky, Daniel Wajcer, Yosef Bendel, Yigal Bitran, Naftali Sommer, Ofir Shalvi, Zvi Reznic, Ariel Yagil, Ran Senderovitz, Eli Haim
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Publication number: 20080062888Abstract: A method is provided for automatically improving throughput of an active channel in a communication system comprising: receiving input from one or more modules that identify and characterize impairments in the active channel; monitoring the input to track changes in the impairments; and changing channel parameters to improve throughput on the channel based on the changes in the impairments. Other systems and methods are disclosed.Type: ApplicationFiled: November 13, 2007Publication date: March 13, 2008Applicant: TEXAS INSTRUMENTS INCORPORATEDInventors: Itay Lusky, Daniel Wajcer, Yosef Bendel, Yigal Bitran, Naftali Sommer, Ofir Shalvi, Zvi Reznic, Ariel Yagil, Eli Haim
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Patent number: 7315573Abstract: A method is provided for automatically improving throughput of an active channel in a communication system comprising: receiving input from one or more modules that identify and characterize impairments in the active channel; monitoring the input to track changes in the impairments; and changing channel parameters to improve throughput on the channel based on the changes in the impairments. Other systems and methods are disclosed.Type: GrantFiled: October 18, 2002Date of Patent: January 1, 2008Assignee: Texas Instruments IncorporatedInventors: Itay Lusky, Daniel Wajcer, Yosef Bendel, Yigal Bitran, Naftali Sommer, Ofir Shalvi, Zvi Reznic, Ariel Yagil, Eli Haim
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Patent number: 7274735Abstract: A method is provided to provide data to automatically estimate channel performance in a communication system if a different order constellation is used comprising the steps of: receiving an input signal from the channel; passing the input signal to a slicer having an output signal; determining signal noise by taking the difference between the input signal and output signal; identifying a beginning of a noise event when the signal noise is greater than a predefined first threshold; identifying an end of a noise event when the signal noise is less than a predefined second threshold; and providing for output the beginning of the noise event and the end of the noise event. Other systems and methods are disclosed.Type: GrantFiled: October 18, 2002Date of Patent: September 25, 2007Assignee: Texas Instruments IncorporatedInventors: Itay Lusky, Daniel Wajcer, Yosef Bendel, Yigal Bitran, Naftali Sommer, Ofir Shalvi, Zvi Reznic, Ariel Yagil, Eli Haim
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Patent number: 7197067Abstract: A method is provided for automatically optimizing parameter selection in a communication system having one or more channels for transmitting and receiving signals by the steps of: receiving a signal from a channel; characterizing impairments in the channel while gathering statistics using the received signal; analyzing the impairments to obtain recommendations for parameter modifications for improved performance; and modifying the parameters based on the recommendations. Other systems and methods are disclosed.Type: GrantFiled: October 18, 2002Date of Patent: March 27, 2007Assignee: Texas Instruments IncorporatedInventors: Itay Lusky, Daniel Wajcer, Yosef Bendel, Yigal Bitran, Naftali Sommer, Ofir Shalvi, Zvi Reznic, Ariel Yagil, Ran Senderovitz, Eli Haim
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Patent number: 7152025Abstract: A method is provided to automatically identify noise events in a channel of a communication system comprising the steps of: receiving an input signal from the channel; determining the mean energy of the input signal; determining the recent energy of the input signal; identifying a beginning of the noise event when the recent energy is greater than the product of the mean energy and a predefined first threshold; identifying an end of a noise event when the recent energy is less that the product of the mean energy and a predefined second threshold; and providing for output the beginning of the noise event and the end of the noise event. Other systems and methods are disclosed.Type: GrantFiled: October 18, 2002Date of Patent: December 19, 2006Assignee: Texas Instruments IncorporatedInventors: Itay Lusky, Daniel Wajcer, Yosef Bendel, Yigal Bitran, Naftali Sommer, Ofir Shalvi, Zvi Reznic, Ariel Yagil, Eli Haim
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Patent number: 7032159Abstract: A method is disclosed for providing data for automatically estimating channel performance if different parameters of a Reed-Solomon (RS) code are used in a communication system while transmission is occurring in the communication system without changing the current Reed-Solomon (RS) code parameters.Type: GrantFiled: October 18, 2002Date of Patent: April 18, 2006Assignee: Texas Instruments IncorporatedInventors: Itay Lusky, Daniel Wajcer, Yosef Bendel, Yigal Bitran, Naftali Sommer, Ofir Shalvi, Zvi Reznic, Ariel Yagil, Eli Haim
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Publication number: 20030185176Abstract: A system is provided to automatically estimate performance of a receiver for receiving input signals, the input signals having a carrier frequency and a baud rate, from a channel in a communication system and the effect of highly correlated noise cancellation on performance of the receiver, while no active transmission is occurring on the channel, comprising: a digital front end in the receiver for receiving samples of the input signals; a predictor coupled to the digital front end for predicting highly correlated noise in a second sample of the input signal; and a subtraction unit coupled to the predictor for subtracting the predictor output from the second sample to determine residual noise in the second sample. Other systems and methods are disclosed.Type: ApplicationFiled: October 18, 2002Publication date: October 2, 2003Inventors: Itay Lusky, Daniel Wajcer, Yosef Bendel, Yigal Bitran, Naftali Sommer, Ofir Shalvi, Zvi Reznic, Ariel Yagil, Ran Senderovitz, Eli Haim
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Publication number: 20030188254Abstract: A method is disclosed for providing data for automatically estimating channel performance if different parameters of a Reed-Solomon (RS) code are used in a communication system while transmission is occurring in the communication system without changing the current Reed-Solomon (RS) code parameters comprising the steps of: receiving an input signal from the channel; processing the input signal in a receiver in the communication system, the receiver having a Reed Solomon decoder having an output of RS symbols; choosing a virtual RS block code size; determining a RS number of errors data by determining how many RS symbols in a sequence of RS symbols the size of the virtual RS block code size are erred RS symbols; determining a RS sequence of errors data by determining how many occurrences there are of erred RS symbols that occur sequentially in the sample and the number of sequential erred RS symbols in each occurrence; and outputting the RS number of errors data and RS sequence of errors data.Type: ApplicationFiled: October 18, 2002Publication date: October 2, 2003Inventors: Itay Lusky, Daniel Wajcer, Yosef Bendel, Yigal Bitran, Naftali Sommer, Ofir Shalvi, Zvi Reznic, Ariel Yagil, Eli Haim
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Publication number: 20030179821Abstract: A method is provided for automatically improving throughput of an active channel in a communication system comprising: receiving input from one or more modules that identify and characterize impairments in the active channel; monitoring the input to track changes in the impairments; and changing channel parameters to improve throughput on the channel based on the changes in the impairments. Other systems and methods are disclosed.Type: ApplicationFiled: October 18, 2002Publication date: September 25, 2003Inventors: Itay Lusky, Daniel Wajcer, Yosef Bendel, Yigal Bitran, Naftali Sommer, Ofir Shalvi, Zvi Reznic, Ariel Yagil, Eli Haim
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Publication number: 20030182664Abstract: A method is provided for automatically optimizing parameter selection in a communication system having one or more channels for transmitting and receiving signals comprising the steps of: receiving a signal from a channel; characterizing impairments in the channel while gathering statistics using the received signal; analyzing the impairments to obtain recommendations for parameter modifications for improved performance; and modifying the parameters based on the recommendations. Other systems and methods are disclosed.Type: ApplicationFiled: October 18, 2002Publication date: September 25, 2003Inventors: Itay Lusky, Daniel Wajcer, Yosef Bendel, Yigal Bitran, Naftali Sommer, Ofir Shalvi, Zvi Reznic, Ariel Yagil, Ran Senderovitz, Eli Haim
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Publication number: 20030181185Abstract: A method is provided to automatically identify noise events in a channel of a communication system comprising the steps of: receiving an input signal from the channel; determining the mean energy of the input signal; determining the recent energy of the input signal; identifying a beginning of the noise event when the recent energy is greater than the product of the mean energy and a predefined first threshold; identifying an end of a noise event when the recent energy is less that the product of the mean energy and a predefined second threshold; and providing for output the beginning of the noise event and the end of the noise event. Other systems and methods are disclosed.Type: ApplicationFiled: October 18, 2002Publication date: September 25, 2003Inventors: Itay Lusky, Daniel Wajcer, Yosef Bendel, Yigal Bitran, Naftali Sommer, Ofir Shalvi, Zvi Reznic, Ariel Yagil, Eli Haim
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Publication number: 20030179768Abstract: A method is provided to provide data to automatically estimate channel performance in a communication system if a different order constellation is used comprising the steps of: receiving an input signal from the channel; passing the input signal to a slicer having an output signal; determining signal noise by taking the difference between the input signal and output signal; identifying a beginning of a noise event when the signal noise is greater than a predefined first threshold; identifying an end of a noise event when the signal noise is less than a predefined second threshold; and providing for output the beginning of the noise event and the end of the noise event. Other systems and methods are disclosed.Type: ApplicationFiled: October 18, 2002Publication date: September 25, 2003Inventors: Itay Lusky, Daniel Wajcer, Yosef Bendel, Yigal Bitran, Naftali Sommer, Ofir Shalvi, Zvi Reznic, Ariel Yagil, Eli Haim
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Publication number: 20030179770Abstract: A method is provided for automatically allocating a channel, in a communication system, having a total data rate for transmitting and receiving signals, each of the signals having a carrier frequency, a baud rate and a constellation size, the channel comprising a frequency band comprising a plurality of carrier frequencies, comprising the steps of: receiving a noise sample from the channel; determining a channel noise estimate for the noise sample; receiving a parameter indicating a maximum allowed bit error rate; scanning one or more possible combinations of carrier frequency and baud rate for the channel; determining the bit error rate for each combination based on the channel noise estimate; determining what constellation sizes can be used for each combination such that the bit error rate for that combination does not exceed the maximum allowed bit error rate; determining a data rate for one or more of the combinations; and allocating the channel such that the total data rate is maximized.Type: ApplicationFiled: October 18, 2002Publication date: September 25, 2003Inventors: Zvi Reznic, Itay Lusky, Naftali Sommer, Yosef Bendel