Patents by Inventor Dean Zavadsky

Dean Zavadsky 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).

  • Patent number: 9941921
    Abstract: A modular wireless communications platform is provided. The modular wireless communications platform has a modular host unit and a modular remote unit in communication with the modular host unit. The modular host unit and remote unit include a serial radio frequency communicator configured to convert serial digital data into RF sampled data and configured to convert RF sampled data into serial digital data. The modular host unit and remote unit also include an interface coupled to the serial radio frequency communicator and configured to allow transfer of the RF sampled data from the serial radio frequency communicator to a digital to analog radio frequency transceiver module.
    Type: Grant
    Filed: February 27, 2017
    Date of Patent: April 10, 2018
    Assignee: CommScope Technologies LLC
    Inventors: Philip M. Wala, Robert J. Koziy, Dean Zavadsky
  • Publication number: 20180034617
    Abstract: A distributed antenna system (DAS) includes: signal interface units to receive downlink asynchronous radio carrier signals for radio frequency carriers from external device(s), each having a different clock, the signal interface units configured to: re-clock the downlink asynchronous radio carrier signals to a master clock of the DAS and convert the downlink asynchronous radio carrier signals to downlink digital signals; a host unit communicatively coupled to signal interface units and configured to combine at least two downlink digital signals into an aggregate downlink digital signal; an antenna unit coupled to the host unit and configured to: receive the aggregate downlink digital signal from the host unit, convert the aggregate downlink digital signal(s) and/or another signal based on the aggregate downlink digital signal into downlink radio frequency signals, and wirelessly transmit downlink radio frequency signals to a subscriber unit.
    Type: Application
    Filed: October 6, 2017
    Publication date: February 1, 2018
    Inventors: Dean Zavadsky, Philip M. Wala
  • Publication number: 20170311380
    Abstract: A signal interface unit for a distributed antenna system (DAS) includes a channelized radio carrier interface configured to receive a downlink channelized radio carrier for a radio frequency carrier from a channelized radio carrier base station interface; an antenna side interface configured to communicate a downlink digitized radio frequency signal from the antenna side interface to the DAS communicatively coupled to the antenna side interface; and a signal conversion module communicatively coupled between the channelized radio carrier interface and the antenna side interface and configured to convert between the downlink channelized radio carrier and the downlink digitized radio frequency signal at least in part by adjusting at least one downlink attribute of the downlink digitized radio frequency signal communicated to the DAS based on requirements of the channelized radio carrier base station interface to cause the DAS to appear as a remote radio head to the channelized radio carrier interface.
    Type: Application
    Filed: July 10, 2017
    Publication date: October 26, 2017
    Inventors: Dean Zavadsky, Philip M. Wala
  • Patent number: 9787457
    Abstract: A signal interface unit in a radio system includes an external device interface configured to receive a downlink asynchronous radio carrier signal for a radio frequency carrier from an external device; a clock conversion unit communicatively coupled to the external device interface and configured to re-clock the downlink asynchronous radio carrier signal to a master clock of the radio system from the clock of the external device; and an antenna side interface configured to communicate at least one of the re-clocked downlink asynchronous radio carrier signal and a downlink digitized radio frequency signal based on the re-clocked downlink asynchronous radio carrier signal to an antenna unit.
    Type: Grant
    Filed: October 3, 2014
    Date of Patent: October 10, 2017
    Assignee: CommScope Technologies LLC
    Inventors: Dean Zavadsky, Philip M. Wala
  • Publication number: 20170288744
    Abstract: An antenna unit includes a first physical layer processor configured to receive a first downlink physical layer signal from an upstream device and to convert first downlink physical layer signal into first downlink higher layer data units; a higher layer processor configured to convert first downlink higher layer data units into second downlink higher layer data units; a second physical layer processor configured to generate a second downlink physical layer signal from second downlink higher layer data units; and a radio frequency conversion module configured to convert second downlink physical layer signal into radio frequency signals for communication using an antenna. Communication between upstream device and antenna unit using first downlink physical layer signal having first downlink higher layer data units has a lower data rate than would communication between upstream device and antenna unit using second downlink physical layer signal having second downlink higher layer data units.
    Type: Application
    Filed: June 19, 2017
    Publication date: October 5, 2017
    Inventors: Lance K. Uyehara, Dean Zavadsky, Boris Golubovic
  • Patent number: 9750082
    Abstract: A signal interface unit for a distributed antenna system includes a channelized radio carrier interface configured to communicate an uplink channelized radio carrier for a radio frequency carrier to a channelized radio carrier base station interface; an antenna side interface configured to receive an uplink digitized radio frequency signal from the distributed antenna system communicatively coupled to the antenna side interface; and a signal conversion module communicatively coupled between the channelized radio carrier interface and the antenna side interface and configured to convert between the uplink digitized radio frequency signal and the uplink channelized radio carrier at least in part by adjusting at least one uplink attribute of the uplink digitized radio frequency signal received from the distributed antenna system to comply with requirements of the channelized radio carrier base station interface.
    Type: Grant
    Filed: October 3, 2014
    Date of Patent: August 29, 2017
    Assignee: CommScope Technologies LLC
    Inventors: Dean Zavadsky, Philip M. Wala
  • Patent number: 9706603
    Abstract: A signal interface unit for a distributed antenna system includes a channelized radio carrier interface configured to communicate an uplink channelized radio carrier for a radio frequency carrier to a channelized radio carrier base station interface; an antenna side interface configured to receive an uplink digitized radio frequency signal from the distributed antenna system communicatively coupled to the antenna side interface; and a signal conversion module communicatively coupled between the channelized radio carrier interface and the antenna side interface and configured to convert between the uplink digitized radio frequency signal and the uplink channelized radio carrier at least in part by adjusting at least one uplink attribute of the uplink digitized radio frequency signal received from the distributed antenna system to comply with requirements of the channelized radio carrier base station interface.
    Type: Grant
    Filed: October 3, 2014
    Date of Patent: July 11, 2017
    Assignee: CommScope Technologies LLC
    Inventors: Dean Zavadsky, Philip M. Wala
  • Publication number: 20170187429
    Abstract: A distributed antenna system includes a host unit configured to receive downlink wireless network information from a radio access network interface and at least one antenna unit communicatively coupled to the host unit by at least one digital communication link. Host unit is configured to convert downlink wireless network information received from radio access network interface from first protocol layer to second protocol layer. Second protocol layer uses relevant bits more efficiently than first protocol layer. Host unit is configured to communicate downlink wireless network information to at least one antenna unit across at least one digital communication link. At least one antenna unit is configured to convert downlink wireless network information communicated from host unit from second protocol layer to downlink radio frequency signals. At least one antenna unit is configured to communicate downlink radio frequency signals wirelessly using at least one antenna.
    Type: Application
    Filed: March 13, 2017
    Publication date: June 29, 2017
    Inventors: Lance K. Uyehara, Dean Zavadsky, Boris Golubovic
  • Patent number: 9686379
    Abstract: An antenna unit includes a transport Layer 1 processor configured to receive a downlink transport Layer 1 data stream from an upstream device and to convert the downlink transport Layer 1 data stream into downlink transport Layer 2 protocol data units in a downlink transport Layer 2; a Layer 2 processor configured to convert the downlink transport Layer 2 protocol data units in the downlink transport Layer 2 into downlink radio access technology Layer 2 protocol data units in a radio access technology Layer 2; a radio access technology Layer 1 processor configured to generate a downlink radio access technology Layer 1 signal from the downlink radio access technology Layer 2 protocol data units in the radio access technology Layer 2; and a radio frequency conversion module configured to convert the downlink radio access technology Layer 1 signal into radio frequency signals for communication using an antenna.
    Type: Grant
    Filed: June 11, 2015
    Date of Patent: June 20, 2017
    Assignee: CommScope Technologies LLC
    Inventors: Lance K. Uyehara, Dean Zavadsky, Boris Golubovic
  • Publication number: 20170170864
    Abstract: A modular wireless communications platform is provided. The modular wireless communications platform has a modular host unit and a modular remote unit in communication with the modular host unit. The modular host unit and remote unit include a serial radio frequency communicator configured to convert serial digital data into RF sampled data and configured to convert RF sampled data into serial digital data. The modular host unit and remote unit also include an interface coupled to the serial radio frequency communicator and configured to allow transfer of the RF sampled data from the serial radio frequency communicator to a digital to analog radio frequency transceiver module.
    Type: Application
    Filed: February 27, 2017
    Publication date: June 15, 2017
    Inventors: Philip M. Wala, Robert J. Koziy, Dean Zavadsky
  • Publication number: 20170142607
    Abstract: Controller provides signals to controlled nodes and includes first channel interface coupled to first controlled node and second channel interface coupled to second controlled node.
    Type: Application
    Filed: November 10, 2016
    Publication date: May 18, 2017
    Inventors: Steven B. Stuart, Thomas Stavsvick, Dean Zavadsky
  • Publication number: 20170126289
    Abstract: A distributed base station radio system includes first channelized to broadband conversion unit that receives first downlink channelized data for first radio frequency band from first channelized radio frequency source; and first universal remote radio head communicatively coupled to first channelized to broadband conversion unit. First channelized to broadband conversion unit converts first downlink channelized data into a first downlink broadband signal. First channelized to broadband conversion unit communicates the first downlink broadband signal to first universal remote radio head. First universal remote radio head receives first downlink broadband signal. First universal remote radio head frequency converts the first downlink broadband signal into first downlink radio frequency signals in first radio frequency band. First universal remote radio head is further configured to transmit first downlink radio frequency signals in first radio frequency band to first subscriber unit.
    Type: Application
    Filed: November 21, 2016
    Publication date: May 4, 2017
    Inventors: Larry G. Fischer, Philip M. Wala, Dean Zavadsky, Lance K. Uyehara, Jody Forland
  • Patent number: 9596322
    Abstract: A distributed antenna system includes a host unit configured to receive downlink wireless network information from a radio access network interface and at least one antenna unit communicatively coupled to the host unit by at least one digital communication link. Host unit is configured to convert downlink wireless network information received from radio access network interface from first protocol layer to second protocol layer. Second protocol layer uses relevant bits more efficiently than first protocol layer. Host unit is configured to communicate downlink wireless network information to at least one antenna unit across at least one digital communication link. At least one antenna unit is configured to convert downlink wireless network information communicated from host unit from second protocol layer to downlink radio frequency signals. At least one antenna unit is configured to communicate downlink radio frequency signals wirelessly using at least one antenna.
    Type: Grant
    Filed: June 11, 2015
    Date of Patent: March 14, 2017
    Assignee: CommScope Technologies LLC
    Inventors: Lance K. Uyehara, Dean Zavadsky, Boris Golubovic
  • Publication number: 20170070300
    Abstract: A method for measuring downlink delay in a radio system includes applying a digital representation of a Gaussian pulse to a digital interface of the radio system; marking the digital representation of the Gaussian pulse with respect to a frame of digital data with a marker; propagating the Gaussian pulse in the radio system to an antenna, the radio system configured to convert the digital representation of the Gaussian pulse to a radio frequency signal transmitted at the antenna; measuring when the Gaussian pulse occurs in the radio frequency signal based on the marker; and determining a downlink propagation delay for the radio system between application of the digital representation of the Gaussian pulse at the digital interface and transmission of the radio frequency signal at the antenna.
    Type: Application
    Filed: September 19, 2016
    Publication date: March 9, 2017
    Inventors: Dean Zavadsky, Thomas G. Hebert
  • Patent number: 9585193
    Abstract: A modular wireless communications platform is provided. The modular wireless communications platform has a modular host unit and a modular remote unit in communication with the modular host unit. The modular host unit and remote unit include a serial radio frequency communicator configured to convert serial digital data into RF sampled data and configured to convert RF sampled data into serial digital data. The modular host unit and remote unit also include an interface coupled to the serial radio frequency communicator and configured to allow transfer of the RF sampled data from the serial radio frequency communicator to a digital to analog radio frequency transceiver module.
    Type: Grant
    Filed: December 22, 2011
    Date of Patent: February 28, 2017
    Assignee: CommScope Technologies LLC
    Inventors: Philip M. Wala, Robert J. Koziy, Dean Zavadsky
  • Publication number: 20160373232
    Abstract: A serial link interface unit includes serialized data stream interfaces configured to receive a serialized data stream having a data rate and set of timeslots; an aggregate serialized data stream interface configured to communicate an aggregate serialized data stream having aggregate data rate and plurality of aggregate timeslot sets each coming sequentially in time, wherein a second aggregate timeslot set comes after a first aggregate timeslot set; and wherein the serial link interface unit interleaves data from the different serialized data streams received at the plurality of first interfaces by mapping data from a first timeslot from each different serialized data stream to the first aggregate timeslot set in the aggregate serialized data stream and mapping data from a second timeslot from each different serialized data stream to the second aggregate timeslot set in the aggregate serialized data stream.
    Type: Application
    Filed: September 2, 2016
    Publication date: December 22, 2016
    Inventors: Dean Zavadsky, Jody Forland, Larry G. Fischer, Philip M. Wala
  • Patent number: 9504039
    Abstract: A distributed base station radio system includes first channelized to broadband conversion unit that receives first downlink channelized data for first radio frequency band from first channelized radio frequency source; and first universal remote radio head communicatively coupled to first channelized to broadband conversion unit. First channelized to broadband conversion unit converts first downlink channelized data into a first downlink broadband signal. First channelized to broadband conversion unit communicates the first downlink broadband signal to first universal remote radio head. First universal remote radio head receives first downlink broadband signal. First universal remote radio head frequency converts the first downlink broadband signal into first downlink radio frequency signals in first radio frequency band. First universal remote radio head is further configured to transmit first downlink radio frequency signals in first radio frequency band to first subscriber unit.
    Type: Grant
    Filed: September 11, 2015
    Date of Patent: November 22, 2016
    Assignee: CommScope Technologies LLC
    Inventors: Larry G. Fischer, Philip M. Wala, Dean Zavadsky, Lance K. Uyehara, Jody Forland
  • Patent number: 9450689
    Abstract: A method for measuring downlink delay in a radio system includes applying a digital representation of a Gaussian pulse to a digital interface of the radio system; marking the digital representation of the Gaussian pulse with respect to a frame of digital data with a marker; propagating the Gaussian pulse in the radio system to an antenna, the radio system configured to convert the digital representation of the Gaussian pulse to a radio frequency signal transmitted at the antenna; measuring when the Gaussian pulse occurs in the radio frequency signal based on the marker; and determining a downlink propagation delay for the radio system between application of the digital representation of the Gaussian pulse at the digital interface and transmission of the radio frequency signal at the antenna.
    Type: Grant
    Filed: October 3, 2014
    Date of Patent: September 20, 2016
    Assignee: CommScope Technologies LLC
    Inventors: Dean Zavadsky, Thomas G. Hebert
  • Publication number: 20160234832
    Abstract: A signal interface unit for interfacing uplink downstream signals from a downstream device with an upstream device includes at least one upstream interface configured to communicate a primary uplink upstream signal and at least one emulated-diversity uplink upstream signal to an upstream device; a downstream interface configured to receive an uplink downstream signal from a downstream device; wherein the signal interface unit is configured to convert the uplink downstream signal into the primary uplink upstream signal; wherein the signal interface unit is further configured to generate the at least one emulated-diversity uplink upstream signal from at least one of the primary uplink upstream signal and the uplink downstream signal.
    Type: Application
    Filed: February 5, 2016
    Publication date: August 11, 2016
    Inventors: Thomas G. Hebert, Jeffrey J. Cannon, Dean Zavadsky, Philip M. Wala, Jody Forland
  • Patent number: 9385797
    Abstract: A distributed antenna system includes network interfaces configured to receive signals from devices external to distributed antenna system and to convert signals to downlink serialized data streams; distributed antenna switch communicatively coupled to network interfaces by digital communication links, distributed antenna switch configured to receive downlink serialized data stream from network interfaces across corresponding digital communication link; distributed antenna switch further configured to aggregate downlink serialized data streams into aggregate downlink serialized data stream; remote antenna unit communicatively coupled to distributed antenna switch by digital communication link that receives aggregate downlink serialized data stream across digital communication link, remote antenna unit further configured to extract downlink serialized data streams from aggregate downlink serialized data stream; remote antenna unit having radio frequency converter configured to convert downlink serialized data
    Type: Grant
    Filed: November 26, 2013
    Date of Patent: July 5, 2016
    Assignee: CommScope Technologies LLC
    Inventors: Dean Zavadsky, Jody Forland, Larry G. Fischer, Philip M. Wala