Patents Examined by John M Hotaling
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Patent number: RE48342Abstract: A communication system includes master host unit, hybrid expansion unit, and remote antenna unit. Master host unit communicates analog signals with service provider interfaces. Master host unit and hybrid expansion unit communicate N-bit words of digitized spectrum over communication link. Hybrid expansion unit converts between N-bit words and analog spectrum. Hybrid expansion unit and remote antenna unit communicate analog spectrum over analog communication medium. Remote antenna unit transmits and receives wireless signals over air interfaces. Master host unit includes master clock distribution unit that generates digital master reference clock signal. Master host unit communicates digital master reference clock signal over communication link. Hybrid expansion unit receives digital master reference clock signal from master host unit over communication link and generates analog reference clock signal based on digital master reference clock signal.Type: GrantFiled: February 15, 2019Date of Patent: December 1, 2020Assignee: CommScope Technologies LLCInventors: Lance K. Uyehara, Larry G. Fischer, David Hart, Dean Zavadsky
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Patent number: RE48351Abstract: A communication system includes master host unit, hybrid expansion unit, and remote antenna unit. Master host unit communicates analog signals with service provider interfaces. Master host unit and hybrid expansion unit communicate N-bit words of digitized spectrum over communication link. Hybrid expansion unit converts between N-bit words and analog spectrum. Hybrid expansion unit and remote antenna unit communicate analog spectrum over analog communication medium. Remote antenna unit transmits and receives wireless signals over air interfaces. Master host unit includes master clock distribution unit that generates digital master reference clock signal. Master host unit communicates digital master reference clock signal over communication link. Hybrid expansion unit receives digital master reference clock signal from master host unit over communication link and generates analog reference clock signal based on digital master reference clock signal.Type: GrantFiled: September 16, 2016Date of Patent: December 8, 2020Assignee: CommScope Technologies LLCInventors: Lance K. Uyehara, Larry G. Fischer, David Hart, Dean Zavadsky
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Patent number: RE48549Abstract: A method comprising modulating a plurality of synchronized signals by an orthogonal probe sequence (OPS) to generate a plurality of modulated synchronized signals, wherein the OPS comprises a zero element (0-element) column that indicates a start or an end of the OPS, and concurrently transmitting, using one or more transmitters, the plurality of modulated synchronized signals over a duration of a number of discrete multi-tone (DMT) symbols, wherein each of the plurality of modulated synchronized signals is intended for one of a plurality of receivers that are remotely coupled to the one or more transmitters via a vectored group of subscriber lines, and wherein the 0-element column causes all of the plurality of modulated synchronized signals to have a zero-amplitude during a first or a last of the DMT symbols.Type: GrantFiled: April 4, 2019Date of Patent: May 11, 2021Assignee: Futurewei Technologies, Inc.Inventors: Jianhua Liu, Amir H. Fazlollahi
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Image decoding apparatus adaptively determining a scan pattern according to an intra prediction mode
Patent number: RE48564Abstract: Provided is an image decoding apparatus that restores a quantized transform block by inversely scanning 1D quantized coefficients, inversely quantizes the quantized transform block using a quantization step size, inversely transforms the transform block to generate a residual block, and generates a prediction block according to an intra prediction mode. When a size of the transform block is 8×8, the quantized transform block is divided into a plurality of sub-blocks, and the plurality of sub-blocks and coefficients of each sub-block are scanned using a same scan pattern determined according to the intra prediction mode. When the intra prediction mode is a horizontal mode, the scan pattern is a vertical scan.Type: GrantFiled: March 28, 2019Date of Patent: May 18, 2021Assignee: M&K Holdings Inc.Inventors: Soo Mi Oh, Moonock Yang -
Patent number: RE48645Abstract: Techniques are presented herein to facilitate the monitoring of occupancy of a buffer in a network device. Packets are received at a network device. Information is captured describing occupancy of the buffer caused by packet flow through the buffer in the network device. Analytics packets are generated containing the information. The analytics packets from the network device for retrieval of the information contained therein for analysis, replay of buffer occupancy, etc.Type: GrantFiled: May 1, 2019Date of Patent: July 13, 2021Assignee: CISCO TECHNOLOGY, INC.Inventors: Thomas J. Edsall, Yue J. Yang, Wei-Jen Huang, Chih-Tsung Huang
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Patent number: RE48717Abstract: A type 1 system and a type 2 system are classified according to whether carrier aggregation is used. A shared component carrier is used for both a type 1 terminal and a type 2 terminal, whereas a dedicated component carrier is used only for the type 2 terminal. Also, a type 2 base station transmits broadcast information by using a shared component carrier. In this instance, the broadcast information includes the shared broadcast information used for both the type 1 terminal and the type 2 terminal and the dedicated broadcast information only for the type 2 terminal. Also, the type 2 base station indicates component carriers that are used by the type 2 terminal, by using a semi-static component carrier indicator or a dynamic component carrier indicator.Type: GrantFiled: July 16, 2015Date of Patent: August 31, 2021Assignee: Electronics and Telecommunications Research InstituteInventors: Tae Gyun Noh, Kyoung-Seok Lee, Jae Young Ahn
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Patent number: RE48737Abstract: The present invention provides a scanning driver and an organic light-emitting display using the same. The scanning driver comprises a plurality of cascaded structures receiving signals from a first timing clock line (CK1) and a second timing clock line (CK2) with opposite phases, the cascaded structures successively generating output signals (i.e., scanning signals), wherein each of the cascaded structures comprises: a first transistor, connected to a starting signal line or to a scanning output line of a previous cascaded structure; a second transistor, connected to the second timing clock line and to the scanning output line; a third transistor connected to a high-level power supply VGH; a fourth transistor, connected to a low-level power supply VGL and to an output terminal of the third transistor; a fifth transistor, connected to a high-level power supply VGH and to a scanning output line; and a first capacitor, connected between an output terminal of the first transistor and the scanning output line.Type: GrantFiled: May 20, 2019Date of Patent: September 14, 2021Assignees: KUNSHAN NEW FLAT PANEL DISPLAY TECHNOLOGY CENTER CO., LTD., KUNSHAN GO-VISIONOX OPTO-ELECTRONICS CO., LTD.Inventors: Siming Hu, Hui Zhu, Xiuqi Huang, Xiaoyu Gao
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Patent number: RE48739Abstract: Efficient encoding techniques are described for encoding resource allocation data to be signalled to a user device. In one encoding technique one or more frequency blocks are assigned to a user device and a plurality of resource blocks within the assigned frequency blocks are allocated to the user device. The assignment of frequency blocks and the resource block allocation are encoded separately and signalled to the user device. On receipt of the signalled information the user device interprets the frequency block assignment and uses this when interpreting the resource block allocation.Type: GrantFiled: June 5, 2019Date of Patent: September 14, 2021Assignee: NEC CORPORATIONInventor: Yassin Aden Awad
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Patent number: RE48968Abstract: A wireless earbud system includes a first earbud assembly and a second earbud assembly. Each of the first earbud assembly and the second earbud assembly include a housing, an audio driver disposed within the housing, and a wireless receiving unit operatively coupled to the audio driver. The wireless receiving unit is configured to receive a wireless data signal and drive the audio driver based on audio data transmitted in the wireless data signal. The wireless earbud system may also include a tether with a first end and a second end. The first end of the tether is configured to removably couple to the first earbud assembly by a first detachable connector, and the second end of the tether is configured to removably couple to the second earbud assembly by a second detachable connector. Methods also relate to the wireless earbud system.Type: GrantFiled: May 2, 2019Date of Patent: March 8, 2022Assignee: Skullcandy, Inc.Inventors: James Milam, Peter M. Kelly, David G. Vogt, Jr., Steve Page, Ryan Jung
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Patent number: RE49019Abstract: A method of quantization matrix compression in a video encoder is provided that includes preprocessing a quantization matrix by performing at least one selected from down-sampling the quantization matrix and imposing 135 degree symmetry on the quantization matrix, performing zigzag scanning on the pre-processed quantization matrix to generate a one dimensional (1D) sequence, predicting the 1D sequence to generate a residual 1D sequence, and coding the residual 1D sequence using kth order exp-Golomb coding to generate a compressed quantization matrix, wherein k?0.Type: GrantFiled: January 14, 2020Date of Patent: April 5, 2022Assignee: TEXAS INSTRUMENTS INCORPORATEDInventors: Minhua Zhou, Vivienne Sze
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Enabling virtual workloads using overlay technologies to interoperate with physical network services
Patent number: RE49033Abstract: A solution is provided to enable cloud service provider customers/users to offer physical network services to virtualized workloads that use overlay technologies, such as a Virtual Extensible Local Area Network (VXLAN). For a virtual workload that uses an overlay technology, an identifier is received of a logical network to which the virtual workload connects and a policy for the logical network. Based on the identifier of the logical network and the policy, a gateway is configured to connect traffic for the virtual workload on the logical network to a particular virtual local area network (VLAN) interface of the physical network service equipment on which the policy is configured.Type: GrantFiled: January 17, 2020Date of Patent: April 12, 2022Assignee: CISCO TECHNOLOGY, INC.Inventors: Saravankumar Rajendran, Ajit Sanzgiri -
Patent number: RE49187Abstract: A mobile communication terminal and a method for outputting a short message thereof are provided. The mobile communication terminal according to an exemplary embodiment of the present invention includes a short message interpretation unit which extracts a phone number of a sender from a header of a short message, a short message processing unit which obtains an image mapped to the extracted phone number and generates a screen on which the image is combined with the text of the short message, a mapping unit which maps the image to the phone number of the sender, a storage unit which stores the phone number of the sender and the image and an output unit which outputs the screen.Type: GrantFiled: May 7, 2020Date of Patent: August 23, 2022Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Soo-ho Cho, Young-ho Rhee, Young-kyu Jin, Hyun-joo Kang, Joo-kyung Woo
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Patent number: RE49255Abstract: Disclosed is a method for transmitting a broadcast signal. The method comprises formatting input streams with multiple data transmission channels, and the formatting step comprises adding a header indicating a format of a payload of the BBF.Type: GrantFiled: January 22, 2020Date of Patent: October 18, 2022Assignee: LG ELECTRONICS INC.Inventors: Jaeho Hwang, Woosuk Ko, Sungryong Hong
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Patent number: RE49308Abstract: Provided is a scalable video-decoding method based on multiple layers. The scalable video-decoding method according to the present invention comprises: a step of predicting first filter information of a video to be filtered using the information contained in an object layer and/or information contained in another layer, and generating second filter information in accordance with the prediction; and a step of filtering the video to be filtered using the second filter information. According to the present invention, the amount of information being transmitted is reduced, and video compression performance is improved.Type: GrantFiled: June 22, 2020Date of Patent: November 22, 2022Inventors: Sung Chang Lim, Hui Yong Kim, Se Yoon Jeong, Suk Hee Cho, Jong Ho Kim, Ha Hyun Lee, Jin Ho Lee, Jin Soo Choi, Jin Woong Kim, Chie Teuk Ahn, Hae Chul Choi
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Patent number: RE49329Abstract: The teachings herein present a method and apparatus that implement and use a factorized precoder structure that is advantageous in terms of performance and efficiency. In particular, the teachings presented herein disclose an underlying precoder structure that allows for certain codebook reuse across different transmission scenarios, including for transmission from a single Uniform Linear Array (ULA) of transmit antennas and transmission from cross-polarized subgroups of such antennas. According to this structure, an overall precoder is constructed from a conversion precoder and a tuning precoder. The conversion precoder includes antenna-subgroup precoders of size NT/2, where NT represents the number of overall antenna ports considered. Correspondingly, the tuning precoder controls the offset of beam phases between the antenna-subgroup precoders, allowing the conversion precoder to be used with cross-polarized arrays of NT/2 antenna elements and with co-polarized arrays of NT antenna elements.Type: GrantFiled: March 31, 2021Date of Patent: December 6, 2022Assignee: Telefonaktiebolaget LM Ericsson (publ)Inventors: David Hammarwall, George Jöngren
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Patent number: RE49462Abstract: Techniques for adaptive noise cancellation for multiple audio endpoints in a shared space are described. According to one example, a method includes detecting, by a first audio endpoint, one or more audio endpoints co-located with the first audio endpoint at a first location. A selected audio endpoint of the one or more audio endpoints is identified as a target noise source. The method includes obtaining, from the selected audio endpoint, a loudspeaker reference signal associated with a loudspeaker of the selected audio endpoint and removing the loudspeaker reference signal from a microphone signal associated with a microphone of the first audio endpoint. The method also includes providing the microphone signal from the first audio endpoint to at least one of a voice user interface (VUI) or a second audio endpoint, wherein the second audio endpoint is located remotely from the first location.Type: GrantFiled: May 20, 2021Date of Patent: March 14, 2023Assignee: CISCO TECHNOLOGY, INC.Inventors: Lennart Burenius, Oystein Birkenes
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Patent number: RE49519Abstract: A circuit includes an RF oscillator coupled in a phase-locked loop. The phase-locked loop is configured to receive a digital input signal, which is a sequence of digital words, and to generate a feedback signal for the RF oscillator based on the digital input signal. The circuit further includes a digital-to-analog conversion unit that includes a pre-processing stage configured to pre-process the sequence of digital words and a digital-to-analog-converter configured to convert the pre-processed sequence of digital words into the analog output signal. The circuit includes circuitry configured to combine the analog output signal and the feedback signal to generate a control signal for the RF oscillator. The pre-processing stage includes a word-length adaption unit configured to reduce the word-lengths of the digital words and a sigma-delta modulator coupled to the word-length adaption unit downstream thereof and configured to modulate the sequence of digital words having reduced word-lengths.Type: GrantFiled: May 6, 2021Date of Patent: May 2, 2023Assignee: Infineon Technologies AGInventors: Rainer Stuhlberger, Lukas Heschl
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Patent number: RE49791Abstract: A method and apparatus schedule user equipment uplink transmissions on an unlicensed carrier. A grant for transmitting physical uplink shared channel on a serving cell operating on an unlicensed carrier can be received in a subframe. A set of subframes can be determined for possible transmission of the physical uplink shared channel. Listen before talk can be performed on the unlicensed carrier to determine an earliest unoccupied subframe in the set of subframes. A physical uplink shared channel can be transmitted in multiple subframes within the set of subframes on the unlicensed carrier, starting with the earliest unoccupied subframe, in response to receiving the grant.Type: GrantFiled: May 21, 2021Date of Patent: January 2, 2024Assignee: Motorola Mobility LLCInventors: Ravikiran Nory, Vijay Nangia, Murali Narasimha, Ajit Nimbalker
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Patent number: RE49828Abstract: A low-cost, simple ultrasonic sensing system has an increased detection range. The ultrasonic sensing system may be implemented as part of a load control system for controlling the power delivered from an AC power source to an electrical load. The load control system may comprise a load control device for controlling the power delivered to the electrical load, an ultrasonic receiver for receiving ultrasonic waves characterized by an ultrasonic frequency, and an ultrasonic transmitter located remotely from the ultrasonic receiver. The load control device controls the power delivered to the electrical load in response to the ultrasonic waves received by the ultrasonic receiver. The load control device may include the ultrasonic receiver and may be a wall-mounted load control device. The ultrasonic receiver may be a wireless ultrasonic receiver for transmitting wireless signals to the load control device in response to the ultrasonic waves received by the ultrasonic receiver.Type: GrantFiled: August 21, 2020Date of Patent: February 6, 2024Assignee: Lutron Technology Company LLCInventors: James P. Steiner, Greg Edward Sloan
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Patent number: RE49887Abstract: A method comprising: encoding a first picture on a first scalability layer and on a lowest temporal sub-layer; encoding a second picture on a second scalability layer and on the lowest temporal sub-layer, wherein the first picture and the second picture represent the same time instant, encoding one or more first syntax elements, associated with the first picture, with a value indicating that a picture type of the first picture is other than a step-wise temporal sub-layer access (STSA) picture; encoding one or more second syntax elements, associated with the second picture, with a value indicating that a picture type of the second picture is a step-wise temporal sub-layer access picture; and encoding at least a third picture on a second scalability layer and on a temporal sub-layer higher than the lowest temporal sub-layer.Type: GrantFiled: June 24, 2021Date of Patent: March 26, 2024Assignee: NOKIA TECHNOLOGIES OYInventor: Miska Matias Hannuksela