Patents by Inventor Igor Elkanovich
Igor Elkanovich 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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Publication number: 20240072772Abstract: An interface device and a signal transceiving method thereof are provided. The interface device includes a slave circuit and a master circuit. The slave circuit is coupled to the master circuit and includes a first programmable delay line, a first output clock generator, and a first phase detector. The first programmable delay line provides a first adjusting delay amount according to a first adjust signal, and generates a first delayed clock signal by delaying a first clock signal according to the first adjusting delay amount. The first output clock generator generates a second clock signal according to the first delayed clock signal. The first phase detector detects a phase difference of the first clock signal and the second clock signal to generate first phase lead or lag information. The first adjust signal is generated according to the first phase lead or lag information.Type: ApplicationFiled: August 31, 2022Publication date: February 29, 2024Applicants: Global Unichip Corporation, Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Bi-Yang Li, Igor Elkanovich, Hung-Yi Chang, Shih-Cheng Kao
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Patent number: 11902171Abstract: A communication system and an operation method thereof are provided. The transmitting device transmits the current data unit and the transmitted data verification information to the receiving device through the communication interface, and records the current data unit in an FIFO buffer. The receiving device counts the received data identification value by itself based on the current data unit received from the communication interface. The receiving device uses the received data identification value and the transmitted data verification information to check whether the current data unit received from the communication interface has errors. When the current data unit is in error, the receiving device returns an error flag to the transmitting device so that the transmitting device suspends the transmission of the new data unit, and transmits the buffered data unit recorded in the FIFO buffer to the receiving device through the communication interface.Type: GrantFiled: July 30, 2021Date of Patent: February 13, 2024Assignees: Global Unichip Corporation, Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Chang-Ming Liu, Yung-Sheng Fang, Pei Yu, Igor Elkanovich, Chia-Chien Tu
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Publication number: 20240020260Abstract: A communication interface structure and a Die-to-Die package are provided. The communication interface structure includes first bumps arranged in a first row-column configuration, second bumps arranged in a second row-column configuration, and conductive lines disposed between the first bumps and the second bumps to connect each of the first bumps to each of the second bumps. The first bumps in neighboring rows are alternately shifted with each other. The second bumps are disposed under or over the first bumps, wherein each of the second bumps in even rows is at a position shifted in a column direction from a center of each of the first bumps in the even rows, and each of the second bumps in odd rows is at a position between two of the second bumps in the even rows in the column direction.Type: ApplicationFiled: July 13, 2022Publication date: January 18, 2024Applicants: Global Unichip Corporation, Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Sheng-Fan Yang, Chih-Chiang Hung, Yuan-Hung Lin, Shih-Hsuan Hsu, Igor Elkanovich
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Publication number: 20240012442Abstract: An interface device and a signal transceiving method thereof are provided. The interface device includes a master circuit and a slave circuit. The slave circuit includes a second receiver, a clock generator, a sampler, and a comparator. The first receiver and second receiver respectively receive input data and a clock signal from the master circuit. The clock generator delays the clock signal according to a delay value to generate a delayed clock signal, and generates a plurality of sampling signals according to the delayed clock signal. The sampler samples the input data according to the sampling signals to generate a plurality of sampling results. The comparator compares the sampling results to generate a comparison result. The clock generator adjusts the delay value according to the comparison result.Type: ApplicationFiled: September 23, 2022Publication date: January 11, 2024Applicants: Global Unichip Corporation, Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Bi-Yang Li, Igor Elkanovich, Hung-Yi Chang, Shih-Cheng Kao
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Publication number: 20240014174Abstract: An interface for a semiconductor chip provided herein includes bonds. The interface has device layout channels and via layout channels and including a circuitry and routing structure. Each device layout channel is located between two via layout channels in a first direction to form a unit layout channel extending in a second direction intersecting the first direction. The bonds are arranged in a bond map following the via layout channels and outside the device layout channels. Most adjacent two of the bonds in the second direction are arranged in a vertical pitch, two bonds at two opposite sides of the device layout channel in the first direction are arranged in a transversal pitch, and the transversal pitch is greater than the vertical pitch. A portion of the circuitry and routing structure is disposed in the device layout channels. A semiconductor device including stacked semiconductor chips is also provided.Type: ApplicationFiled: July 5, 2022Publication date: January 11, 2024Applicants: Global Unichip Corporation, Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Yung-Chih Chen, Kun-Ti Lee, Chih-Kang Chiu, Igor Elkanovich
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Patent number: 11742295Abstract: An interface of integrated circuit (IC) die includes a plurality of the contact elements formed as a contact element pattern corresponding to a parallel bus. The contact elements are arranged in an array of rows and columns and divided into a transmitting group and a receiving group. The contact elements of the transmitting group have a first contact element sequence and the contact elements of the receiving group have a second contact element sequence, the first contact element sequence is identical to the second contact element sequence. The contact elements with the first contact element sequence and the second contact element sequence are matched when the contact element pattern is geometrically rotated by 180° with respect to a row direction and a column direction.Type: GrantFiled: December 28, 2020Date of Patent: August 29, 2023Assignees: Global Unichip Corporation, Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Ting-Hao Wang, Ting-Chin Cho, Igor Elkanovich, Amnon Parnass, Chia-Hsiang Chang, Tsai-Ming Yang, Yen-Chung T. Chen, Ting-Hsu Chien, Yuan-Hung Lin, Chao-Ching Huang, Li-Ya Tseng, Pei Yu, Jia-Liang Chen, Yen-Wei Chen, Chung-Kai Wang, Chun-Hsu Chen, Yu-Ju Chang, Li-Hua Lin, Zanyu Yang
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Patent number: 11699683Abstract: A semiconductor device with an interface includes a master device and a plurality of slave devices. The master device includes a master interface. The slave devices are stacked on the master device one after one as a three-dimension (3D) stack. Each of the slave devices includes a slave interface and a managing circuit, the master interface and the slave interfaces form the interface for passing signals in communication between the master device and the slave devices. The managing circuit of a current one of the slave devices drives a next one of the slave devices. An operation command received at the current one of the slave devices is just passed to the next one of the slave devices through the interface. A response from the current one of the slave devices is passed back to the master device through the interface.Type: GrantFiled: September 30, 2020Date of Patent: July 11, 2023Assignees: Global Unichip Corporation, Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Igor Elkanovich, Amnon Parnass, Pei Yu, Li-Ken Yeh, Yung-Sheng Fang, Sheng-Wei Lin, Tze-Chiang Huang, King Ho Tam, Ching-Fang Chen
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Patent number: 11687472Abstract: An interface for a semiconductor device is provided. The semiconductor device has a master device and multiple slave devices as stacked up with electric connection. The interface includes a master interface, implemented in the master device and including a master interface circuit with a master bond pattern. Further, a slave interface is implemented in each slave device and includes a slave interface circuit with a slave bond pattern to correspondingly connect to the master bond pattern. A clock route is to transmit a clock signal through the master interface and the slave interface. The master device transmits a command and a selecting slave identification through the master interface to all the slave interfaces. One of the slave devices corresponding to the selecting slave identification executes the command and responds a result back to the master device through the slave interfaces and the master interface.Type: GrantFiled: August 20, 2020Date of Patent: June 27, 2023Assignees: GLOBAL UNICHIP CORPORATION, Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Igor Elkanovich, Amnon Parnass, Pei Yu, Li-Ken Yeh, Yung-Sheng Fang, Sheng-Wei Lin, Tze-Chiang Huang, King Ho Tam, Ching-Fang Chen
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Patent number: 11675731Abstract: A data protection system and a data protection method for handling an errored command are provided. The data protection system includes a master device and a slave device. The master device is configured to send command. The slave device is coupled to the master device. The save device is configured to receive the command from the master device. The master device includes a master interface. The slave device includes a slave interface. The master interface and the slave interface are electrically connected via one or plurality of bonds and/or TSVs and configured for interfacing between the master device and the slave device. The errored command represents the command having a parity or other error. The slave device is further configured to receive the errored command and to respond the errored command according to read or write operation.Type: GrantFiled: September 30, 2020Date of Patent: June 13, 2023Assignees: Global Unichip Corporation, Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Igor Elkanovich, Amnon Parnass, Pei Yu, Li-Ken Yeh, Yung-Sheng Fang, Sheng-Wei Lin, Tze-Chiang Huang, King Ho Tam, Ching-Fang Chen
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Patent number: 11600572Abstract: A routing structure between dies is provided, including a trace layer, disposed on a substrate, wherein a plurality of routing paths is embedded in the trace layer. In addition, a first die and a second die are disposed on the trace layer and connected by the routing paths. A spacing gap between the first die and the second die is along a first direction and interfacing edges of the first die and the second die are extending along a second direction perpendicular to the first direction. Each of the routing paths includes a first straight portion in parallel to connect to the interfacing edges. The first straight portion has a slant angle with respect to the first direction other than 0° and 90°.Type: GrantFiled: March 11, 2021Date of Patent: March 7, 2023Assignees: Global Unichip Corporation, Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Wei-Chieh Liao, Hao-Yu Tung, Yu-Cheng Sun, Ming-Hsuan Wang, Igor Elkanovich
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Publication number: 20230032605Abstract: A communication system and an operation method thereof are provided. The transmitting device transmits the current data unit and the transmitted data verification information to the receiving device through the communication interface, and records the current data unit in an FIFO buffer. The receiving device counts the received data identification value by itself based on the current data unit received from the communication interface. The receiving device uses the received data identification value and the transmitted data verification information to check whether the current data unit received from the communication interface has errors. When the current data unit is in error, the receiving device returns an error flag to the transmitting device so that the transmitting device suspends the transmission of the new data unit, and transmits the buffered data unit recorded in the FIFO buffer to the receiving device through the communication interface.Type: ApplicationFiled: July 30, 2021Publication date: February 2, 2023Applicants: Global Unichip Corporation, Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Chang-Ming Liu, Yung-Sheng Fang, Pei Yu, Igor Elkanovich, Chia-Chien Tu
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Patent number: 11515278Abstract: A communication interface structure for connection between dies is provided, including a memory die, processing dies and interconnection routings. The memory die includes a first interface edge, wherein the first interface edge is split into a plurality of interface groups. Each of the processing dies includes a second interface edge. Interconnection routings respectively connect the second interface edges of the processing dies to the interface groups of the memory die.Type: GrantFiled: February 25, 2021Date of Patent: November 29, 2022Assignees: Global Unichip Corporation, Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Wei-Chieh Liao, Igor Elkanovich, Hung-Yi Chang, Li-Ken Yeh, Chung-Ling Liou
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Patent number: 11474554Abstract: A circuit is provided for providing a sampling clock to de-serializers in a communication physical layer. The circuit includes a slave delay lock loop (DLL), to receive an input clock and provide the sampling clock to the de-serializers. Further, a master DLL is included for receiving the input clock and outputting a control signal to the slave DLL to adjust a delay amount of the sampling clock of the slave DLL. The master DLL replicates a circuit of the slave DLL with a loop detection and determines the control signal for output.Type: GrantFiled: January 12, 2021Date of Patent: October 18, 2022Assignees: Global Unichip Corporation, Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Ting-Hao Wang, Ting-Chin Cho, Hui-Ting Yang, Yung-Sheng Fang, Igor Elkanovich, Amnon Parnass, Chiung-Chi Lin, Ming-Fu Tsai
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Publication number: 20220293526Abstract: A routing structure between dies is provided, including a trace layer, disposed on a substrate, wherein a plurality of routing paths is embedded in the trace layer. In addition, a first die and a second die are disposed on the trace layer and connected by the routing paths. A spacing gap between the first die and the second die is along a first direction and interfacing edges of the first die and the second die are extending along a second direction perpendicular to the first direction. Each of the routing paths includes a first straight portion in parallel to connect to the interfacing edges. The first straight portion has a slant angle with respect to the first direction other than 0° and 90°.Type: ApplicationFiled: March 11, 2021Publication date: September 15, 2022Applicants: Global Unichip Corporation, Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Wei-Chieh Liao, Hao-Yu Tung, Yu-Cheng Sun, Ming-Hsuan Wang, Igor Elkanovich
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Publication number: 20220270996Abstract: A communication interface structure for connection between dies is provided, including a memory die, processing dies and interconnection routings. The memory die includes a first interface edge, wherein the first interface edge is split into a plurality of interface groups. Each of the processing dies includes a second interface edge. Interconnection routings respectively connect the second interface edges of the processing dies to the interface groups of the memory die.Type: ApplicationFiled: February 25, 2021Publication date: August 25, 2022Applicants: Global Unichip Corporation, Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Wei-Chieh Liao, Igor Elkanovich, Hung-Yi Chang, Li-Ken Yeh, Chung-Ling Liou
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Patent number: 11411560Abstract: An electronic system, an integrated circuit die and an operation method thereof are provided. The integrated circuit die includes a plurality of interface circuit slices and a merging circuit. The transmission data stream sent from the transmitter die is split into a plurality of sub-data streams. Each of the interface circuit slices provides a physical layer to receive the corresponding one of the sub-data streams. The merging circuit is coupled to the interface circuit slices to receive the sub-data streams. The merging circuit merges the sub-data streams from the interface circuit slices back to the original data corresponding to the transmission data stream to be provided to an application layer. The merging circuit aligns the sub-data streams from the interface circuit slices in timing to mitigate different delays of the interface circuit slices.Type: GrantFiled: July 30, 2021Date of Patent: August 9, 2022Assignees: Global Unichip Corporation, Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Pei Yu, Yung-Sheng Fang, Chang-Ming Liu, Igor Elkanovich
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Publication number: 20220221893Abstract: A circuit is provided for providing a sampling clock to de-serializers in a communication physical layer. The circuit includes a slave delay lock loop (DLL), to receive an input clock and provide the sampling clock to the de-serializers. Further, a master DLL is included for receiving the input clock and outputting a control signal to the slave DLL to adjust a delay amount of the sampling clock of the slave DLL. The master DLL replicates a circuit of the slave DLL with a loop detection and determines the control signal for output.Type: ApplicationFiled: January 12, 2021Publication date: July 14, 2022Applicants: Global Unichip Corporation, Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Ting-Hao Wang, Ting-Chin Cho, Hui-Ting Yang, Yung-Sheng Fang, Igor Elkanovich, Amnon Parnass, Chiung-Chi Lin, Ming-Fu Tsai
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Publication number: 20220208684Abstract: An interface of integrated circuit (IC) die includes a plurality of the contact elements formed as a contact element pattern corresponding to a parallel bus. The contact elements are arranged in an array of rows and columns and divided into a transmitting group and a receiving group. The contact elements of the transmitting group have a first contact element sequence and the contact elements of the receiving group have a second contact element sequence, the first contact element sequence is identical to the second contact element sequence. The contact elements with the first contact element sequence and the second contact element sequence are matched when the contact element pattern is geometrically rotated by 180° with respect to a row direction and a column direction.Type: ApplicationFiled: December 28, 2020Publication date: June 30, 2022Applicants: Global Unichip Corporation, Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Ting-Hao Wang, Ting-Chin Cho, Igor Elkanovich, Amnon Parnass, Chia-Hsiang Chang, Tsai-Ming Yang, Yen-Chung T. Chen, Ting-Hsu Chien, Yuan-Hung Lin, Chao-Ching Huang, Li-Ya Tseng, Pei Yu, Jia-Liang Chen, Yen-Wei Chen, Chung-Kai Wang, Chun-Hsu Chen, Yu-Ju Chang, Li-Hua Lin, Zanyu Yang
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Patent number: 11336427Abstract: A circuit of communication interface between dies is provided. The circuit includes a first interface of the first die having a serializer to serialize an input data of N bits a serialized data for transmitting out and a second interface of the second die having a de-serializer to receive and deserialize the serialized data into a de-serialized data. In addition, an interconnection structure connected between the first die and the second die to connect the serializer and the de-serializer, wherein the interconnection structure is an interposer or a redistribution layer of a semiconductor structure to form a parallel bus for transmitting the serialized data in one line of the parallel bus between the first die and the second die. A clock generator provides a first clock to a first ripple counter of the serializer and a second clock to a second ripple counter of the de-serializer.Type: GrantFiled: February 25, 2021Date of Patent: May 17, 2022Assignees: Global Unichip Corporation, Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Igor Elkanovich, Yen-Chung T. Chen, Chia-Hsiang Chang, Ting-Hsu Chien, Tsai-Ming Yang, Wei-An Liang, Amnon Parnass
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Publication number: 20220059501Abstract: A semiconductor device with an interface includes a master device and a plurality of slave devices. The master device includes a master interface. The slave devices are stacked on the master device one after one as a three-dimension (3D) stack. Each of the slave devices includes a slave interface and a managing circuit, the master interface and the slave interfaces form the interface for passing signals in communication between the master device and the slave devices. The managing circuit of a current one of the slave devices drives a next one of the slave devices. An operation command received at the current one of the slave devices is just passed to the next one of the slave devices through the interface. A response from the current one of the slave devices is passed back to the master device through the interface.Type: ApplicationFiled: September 30, 2020Publication date: February 24, 2022Applicants: Global Unichip Corporation, Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Igor Elkanovich, Amnon Parnass, Pei Yu, Li-Ken Yeh, Yung-Sheng Fang, Sheng-Wei Lin, Tze-Chiang Huang, King Ho Tam, Ching-Fang Chen