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公开(公告)号:US20240143437A1
公开(公告)日:2024-05-02
申请号:US17976994
申请日:2022-10-31
申请人: Astera Labs, Inc.
IPC分类号: G06F3/06
CPC分类号: G06F3/0613 , G06F3/0629 , G06F3/0659 , G06F3/0673
摘要: A memory control component allocates a portion of an auxiliary signaling channel and corresponding memory storage, conventionally dedicated to error correction code (ECC) conveyance and storage, for conveyance of metadata and/or other types of component-level information—splitting the auxiliary channel between metadata and ECC conveyance/storage in proportions that obviate conventional metadata conveyance/storage via the primary data channel and thus maintaining full primary channel bandwidth/storage-capacity for user data.
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公开(公告)号:US11487317B1
公开(公告)日:2022-11-01
申请号:US17480051
申请日:2021-09-20
申请人: Astera Labs, Inc.
发明人: Jitendra Mohan , Subbarao Arumilli , Charan Enugala , Chi Feng , Ken (Keqin) Han , Pulkit Khandelwal , Vikas Khandelwal , Casey Morrison , Enrique Musoll , Vivek Trivedi
摘要: A low-latency signaling link retimer generates an output signal transmission synchronously with respect to a core clock signal alternately selected from two or more plesiochronous or mesochronous clock sources with switchover between or among the core-clock sources executed without shrinking, extending or otherwise disrupting the edge-to-edge core clock period or clock duty cycle.
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公开(公告)号:US12067266B1
公开(公告)日:2024-08-20
申请号:US17867106
申请日:2022-07-18
申请人: Astera Labs, Inc.
发明人: Enrique Musoll , Anh Thien Tran
IPC分类号: G06F3/06 , G06F1/3234
CPC分类号: G06F3/0625 , G06F1/3275 , G06F3/0655 , G06F3/0679
摘要: A total number V of virtual host-managed device memory (HDM) decoder configurations are generated for the same total number V of HDM memory regions attached to a non-host computing device. Each virtual HDM decoder configuration in the virtual HDM decoder configurations corresponds to a respective HDM memory region in the HDM memory regions. A proper subset of one or more virtual HDM decoder configurations is selected from among the virtual HDM decoder configurations to configure one or more physical HDM decoders of a total number P of the non-host computing device into one or more virtual HDM decoders. The one or more physical HDM decoders configured as one or more virtual HDM decoders are applied to translate a host physical address (HPA) received from a host computing device in a memory access transaction involving the host computing device and the non-host computing device.
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公开(公告)号:US12032479B2
公开(公告)日:2024-07-09
申请号:US17884682
申请日:2022-08-10
申请人: Astera Labs, Inc.
发明人: Enrique Musoll , Subbarao Arumilli , Anh T. Tran
IPC分类号: G06F12/0802 , G06F3/06
CPC分类号: G06F12/0802 , G06F3/0604 , G06F3/0659 , G06F3/0679
摘要: A memory control device implements split storage of user-data and metadata components of a compound write data word, outputting the user-data component via a memory control interface for storage within an external memory subsystem while separately storing the metadata component within a metadata cache implemented within the memory control device.
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公开(公告)号:US20240054072A1
公开(公告)日:2024-02-15
申请号:US17884682
申请日:2022-08-10
申请人: Astera Labs, Inc.
发明人: Enrique Musoll , Subbarao Arumilli , Anh T. Tran
IPC分类号: G06F12/0802 , G06F3/06
CPC分类号: G06F12/0802 , G06F3/0659 , G06F3/0604 , G06F3/0679
摘要: A memory control device implements split storage of user-data and metadata components of a compound write data word, outputting the user-data component via a memory control interface for storage within an external memory subsystem while separately storing the metadata component within a metadata cache implemented within the memory control device.
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公开(公告)号:US11853115B1
公开(公告)日:2023-12-26
申请号:US17953458
申请日:2022-09-27
申请人: Astera Labs, Inc.
发明人: Jitendra Mohan , Subbarao Arumilli , Charan Enugala , Chi Feng , Ken (Keqin) Han , Pulkit Khandelwal , Vikas Khandelwal , Casey Morrison , Enrique Musoll , Vivek Trivedi
CPC分类号: G06F1/12 , G06F1/06 , H03K5/00 , H03K2005/00019
摘要: A low-latency signaling link retimer generates an output signal transmission synchronously with respect to a core clock signal alternately selected from two or more plesiochronous or mesochronous clock sources with switchover between or among the core-clock sources executed without shrinking, extending or otherwise disrupting the edge-to-edge core clock period or clock duty cycle.
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公开(公告)号:US11349626B1
公开(公告)日:2022-05-31
申请号:US16923951
申请日:2020-07-08
申请人: Astera Labs, Inc.
摘要: A signaling link retimer injects flow-rate compensation transmissions into a synthesized symbol stream in coordination with flow-rate compensation transmissions detected within a received symbol stream, enabling the retimer to switch seamlessly between forwarding the received symbol stream and outputting the synthesized symbol stream.
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公开(公告)号:US20240329854A1
公开(公告)日:2024-10-03
申请号:US18127643
申请日:2023-03-28
申请人: Astera Labs, Inc.
发明人: Avinash R. Sharma
IPC分类号: G06F3/06
CPC分类号: G06F3/0619 , G06F3/0653 , G06F3/0673
摘要: A hot-swappable DRAM cartridge implemented in a standards-compliant SSD form-factor has an access panel that opens to enable removal and insertion of socketed DRAM memory modules. In at least some implementations, the DRAM cartridge complies with form-factor, protocol, connector, and pin-out/signal specifications set forth in one or more Enterprise and Data Center Standard Form Factor (EDSFF) specifications promulgated by Storage Networking Industry Association (SNIA) including, for example and without limitation, form-factor specifications set forth in EDSFF standards E3.S, E3.S 2T, E3.L and E3.L 2T.
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公开(公告)号:US12003610B1
公开(公告)日:2024-06-04
申请号:US17724207
申请日:2022-04-19
申请人: Astera Labs, Inc.
CPC分类号: H04L7/0041 , G06F13/4291 , G06F2213/0026
摘要: First and second clock signals are generated based on signal transitions within first and second streams of symbols, respectively, received within an integrated circuit component, the first and second clock signals having a time-varying phase offset with respect to one another. A first control circuit, operating in a first timing domain established by the first clock signal, generates first control information based on the first stream of symbols and forwards the first control information, via a domain crossing circuit that bridges the time-varying phase offset, to a second control circuit operating in a second timing domain. The second control circuit generates a third stream of symbols based on the first control information and on the second stream of symbols, and a transmit circuit outputs the third stream of symbols from the integrated circuit component synchronously with respect to the second clock signal.
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公开(公告)号:US11949629B1
公开(公告)日:2024-04-02
申请号:US17724411
申请日:2022-04-19
申请人: Astera Labs, Inc.
CPC分类号: H04L5/0083 , H04L1/0007 , H04L1/0057 , H04L5/0087
摘要: A signaling link retimer injects flow-rate compensation transmissions into a synthesized symbol stream in coordination with flow-rate compensation transmissions detected within a received symbol stream, enabling the retimer to switch seamlessly between forwarding the received symbol stream and outputting the synthesized symbol stream.
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