Cadence IC5.1.41入门教程：设置与基本功能解析

Cadence
design
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"Cadence IC设计基础教程，涵盖了Cadence IC5.1.41的启动配置、命令行窗口、设计库管理、电路图编辑器以及模拟设计环境的介绍。" 在电子设计自动化（EDA）领域，Cadence是一款广泛应用于集成电路（IC）设计的重要工具。Cadence IC5.1.41提供了全面的设计流程支持，包括布局布线、电路仿真、版图设计等多个环节。本教程主要针对初学者，旨在帮助读者快速掌握Cadence的基础操作。 1. 启动Cadence IC5.1.41前的准备 在使用Cadence IC5.1.41之前，确保软件已由系统管理员正确安装，并配置了相应的软件授权密钥。此外，还需要在Unix/Linux环境中设置正确的环境变量，将Cadence的安装路径添加到Shell环境变量中，以保证软件能正常运行。这通常涉及修改`.cshrc`文件或创建一个单独的配置文件，如`/env/cadence_5141`，然后在`.cshrc`中引用它。 2. Command Interpreter Window (CIW, 命令行窗口) CIW是用户与Cadence进行交互的主要界面之一，用户可以通过输入命令来执行各种操作。熟练掌握命令行窗口的使用，可以提高设计效率。 3. Library Manager 设计库管理器 设计库管理器用于管理和组织设计元素，如晶体管模型、逻辑门等。通过Library Manager，设计师可以创建、导入和管理设计库，确保设计数据的一致性和可重用性。 4. Virtuoso Schematic Editor 电路图编辑器 Virtuoso Schematic Editor是Cadence中的电路设计工具，它允许设计师绘制和编辑电路原理图。这个强大的编辑器支持多层图形，提供了丰富的符号库，方便设计者快速构建复杂的电路结构。 5. Virtuoso Analog Design Environment (ADE) 简介 ADE是一个集成的模拟设计平台，包含了模拟电路的仿真、分析和优化功能。设计师可以使用ADE进行电路行为建模、直流工作点分析、瞬态和交流分析，以及参数扫描和蒙特卡洛分析等。 6. .cdsinit启动配置文件 `.cdsinit`是Cadence启动时执行的SKILL脚本，用于设置环境变量、指定默认文本编辑器、定义快捷键等。这个文件对于自定义Cadence的工作环境至关重要，没有它，一些功能可能无法正常使用。 通过学习这个教程，初学者可以逐步熟悉Cadence IC5.1.41的基本操作，为进一步深入的集成电路设计打下坚实基础。随着对Cadence的熟练掌握，设计师能够更高效地完成从概念设计到物理实现的整个流程。

BX2400蓝牙JLINK程序烧录工具包

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BlueX发行CEVA蓝牙低功耗IP，用于BX2400可穿戴SoC 这个链接很重要->https://bxble-sdk-doc.readthedocs.io/zh_CN/latest/ Ultra-low power BX2400 IC winning global OEM customers including Huami SHANGHAI, June 27, 2018 -- Mobile World Congress – CEVA, Inc. (NASDAQ: CEVA), the leading licensor of signal processing platforms and artificial intelligence processors for smarter, connected devices, today announced that BlueX Microelectronics (Hefei) Co., Ltd. (BlueX) has licensed and deployed CEVA's RivieraWaves Bluetooth low energy technology in its new BX2400 Bluetooth® 5 compliant wireless integrated circuit (IC). Building on BlueX's deep expertise in CMOS subthreshold design, the BX2400 is an ultra-low power SoC that incorporates Bluetooth, processor, power charge and discharge management, touch and heart rate monitor. Ideally suited to applications such as personal health and fitness wearables, the BX2400 is already gaining strong traction with leading global OEMs and ODMs including Huami. Huang Wang, founder and CEO of Huami, stated: "As the world's leading wearable technology company our customers rely on us to consistently deliver leading-edge, innovative products with exceptional performance. The BlueX BX2400 SoC powered by CEVA's Bluetooth IP enables outstanding battery life and a range of compelling features and sensors, making it an ideal processor for our wearable designs." Huang Wang, founder and CEO of Huami, stated: "As the world's leading wearable technology company our customers rely on us to consistently deliver leading-edge, innovative products with exceptional performance. The BlueX BX2400 SoC powered by CEVA's Bluetooth IP enables outstanding battery life and a range of compelling features and sensors, making it an ideal processor for our wearable designs." "Product differentiation is always a challenge in such a competitive market and we set out to ensure our BX2400 IC outperforms the competition," said Hongyu Li, CEO at BlueX. "CEVA's RivieraWaves Bluetooth low energy IP has gone the extra step in low power architecture, matching our technical strengths and product aims and has proven to be the perfect choice for us." "We are delighted to announce BlueX as a licensee for our Bluetooth IP," said Aviv Malinovitch, vice president and general manager of the Connectivity Business Unit at CEVA. "The adoption of the BX2400 by Huami is a testament to the outstanding performance of their IC and we look forward to seeing their continued success with this product.""We are delighted to announce BlueX as a licensee for our Bluetooth IP," said Aviv Malinovitch, vice president and general manager of the Connectivity Business Unit at CEVA. "The adoption of the BX2400 by Huami is a testament to the outstanding performance of their IC and we look forward to seeing their continued success with this product." CEVA's RivieraWaves Bluetooth IP platforms provide comprehensive solutions for both Bluetooth LE and Bluetooth dual mode connectivity. Each platform consists of a hardware baseband controller, plus a feature-rich software protocol stack. A flexible radio interface allows the platforms to be deployed with either RivieraWaves RF or various partners' RF IP, enabling optimal selection of foundry and process node. All Bluetooth 5 features are supported, including LE 2Mbps data rate, Long Range and LE Advertising Extension. With more than 1.5 billion devices shipped to date and dozens of licensees, the RivieraWaves Bluetooth IP is widely deployed in consumer and IoT devices with many of the world's leading semiconductors companies and OEMs, including smartphones, tablets, wireless speakers, wireless headsets and earbuds, hearing aids and other wearables. For more information on RivieraWaves Bluetooth IP platforms, go to https://www.ceva-dsp.com/product/rivierawaves-bluetooth-platforms/. About BlueX BlueX Microelectronics Corp. Ltd is a fabless semiconductor company that designs, develops and markets ultra-low power wireless systems-on-chip and analog semiconductors for IoT and wearable applications. Power consumption and cost are the main focus areas of our company. Typical end-user applications are IoT, wearable devices, consumer electronics, intelligent sports equipment, wireless medical, remote control, security and toys. Our BLE product BX2400 is a System-on-Chip combining an application processor, memories, cryptography engine, power management unit, digital and analog peripherals and a MAC engine complied with Bluetooth® 5.0 and radio transceiver. Our ultra-low power analog chip BX300 is a 100nA Watch Dog IC suited for wearable and low power IOT wireless solution. More information is available at: http://www.bluexmicro.com/. About Huami Huami is a biometric and activity data-driven company with significant expertise in smart wearable technology. Since inception in 2013, Huami has quickly established its global market leadership and brand recognition with a mission to make the world more connected as transforming the way individuals connect with the Internet and with each other through smart wearable technology and data-driven innovations. Huami designs and manufactures self-branded smart wearable products under the brand "Amazfit", including the Pace, Stratos, Arc, Cor, Bip, Moonbeam and Equator. Huami is the sole partner of Xiaomi for Xiaomi wearable products, including Mi band series. Through mobile apps, Mi Fit and Amazfit, working hand in hand with the smart wearable devices, Huami provides users with a comprehensive view of their biometric and activity data and the relevant analytics. About CEVA, Inc. CEVA is the leading licensor of signal processing platforms and artificial intelligence processors for a smarter, connected world. We partner with semiconductor companies and OEMs worldwide to create power-efficient, intelligent and connected devices for a range of end markets, including mobile, consumer, automotive, industrial and IoT. Our ultra-low-power IPs for vision, audio, communications and connectivity include comprehensive DSP-based platforms for LTE/LTE-A/5G baseband processing in handsets, infrastructure and cellular IoT enabled devices, advanced imaging and computer vision for any camera-enabled device, audio/voice/speech and ultra-low power always-on/sensing applications for multiple IoT markets. For artificial intelligence, we offer a family of AI processors capable of handling the complete gamut of neural network workloads, on-device. For connectivity, we offer the industry's most widely adopted IPs for Bluetooth (low energy and dual mode) and Wi-Fi (802.11 a/b/g/n/ac/ax up to 4x4). Visit us at www.ceva-dsp.com

基于Cadence的IC设计

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详细介绍了基于Cadence的IC设计，尤其适合初学者。

BX2400 RF01 RF04_ RF08 各个系列的 .SchDoc .PcbDoc .pdf

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BlueX发行CEVA蓝牙低功耗IP，用于BX2400可穿戴SoC 这个链接很重要->https://bxble-sdk-doc.readthedocs.io/zh_CN/latest/ Ultra-low power BX2400 IC winning global OEM customers including Huami SHANGHAI, June 27, 2018 -- Mobile World Congress – CEVA, Inc. (NASDAQ: CEVA), the leading licensor of signal processing platforms and artificial intelligence processors for smarter, connected devices, today announced that BlueX Microelectronics (Hefei) Co., Ltd. (BlueX) has licensed and deployed CEVA's RivieraWaves Bluetooth low energy technology in its new BX2400 Bluetooth® 5 compliant wireless integrated circuit (IC). Building on BlueX's deep expertise in CMOS subthreshold design, the BX2400 is an ultra-low power SoC that incorporates Bluetooth, processor, power charge and discharge management, touch and heart rate monitor. Ideally suited to applications such as personal health and fitness wearables, the BX2400 is already gaining strong traction with leading global OEMs and ODMs including Huami. Huang Wang, founder and CEO of Huami, stated: "As the world's leading wearable technology company our customers rely on us to consistently deliver leading-edge, innovative products with exceptional performance. The BlueX BX2400 SoC powered by CEVA's Bluetooth IP enables outstanding battery life and a range of compelling features and sensors, making it an ideal processor for our wearable designs."

IC_design_based_on__Cadence.rar

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在"IC_design_based_on__Cadence.pdf"中，你可能会了解到如何使用Cadence的IC Compiler II进行布局与布线（Place and Route, P&R），这是后端设计的关键步骤。这一阶段的任务是将经过逻辑综合的网表在硅片上物理实现...

BX2400开发文档

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BlueX发行CEVA蓝牙低功耗IP，用于BX2400可穿戴SoC 这个链接很重要->https://bxble-sdk-doc.readthedocs.io/zh_CN/latest/ Ultra-low power BX2400 IC winning global OEM customers including Huami SHANGHAI, June 27, 2018 -- Mobile World Congress – CEVA, Inc. (NASDAQ: CEVA), the leading licensor of signal processing platforms and artificial intelligence processors for smarter, connected devices, today announced that BlueX Microelectronics (Hefei) Co., Ltd. (BlueX) has licensed and deployed CEVA's RivieraWaves Bluetooth low energy technology in its new BX2400 Bluetooth® 5 compliant wireless integrated circuit (IC). Building on BlueX's deep expertise in CMOS subthreshold design, the BX2400 is an ultra-low power SoC that incorporates Bluetooth, processor, power charge and discharge management, touch and heart rate monitor. Ideally suited to applications such as personal health and fitness wearables, the BX2400 is already gaining strong traction with leading global OEMs and ODMs including Huami. Huang Wang, founder and CEO of Huami, stated: "As the world's leading wearable technology company our customers rely on us to consistently deliver leading-edge, innovative products with exceptional performance. The BlueX BX2400 SoC powered by CEVA's Bluetooth IP enables outstanding battery life and a range of compelling features and sensors, making it an ideal processor for our wearable designs." Huang Wang, founder and CEO of Huami, stated: "As the world's leading wearable technology company our customers rely on us to consistently deliver leading-edge, innovative products with exceptional performance. The BlueX BX2400 SoC powered by CEVA's Bluetooth IP enables outstanding battery life and a range of compelling features and sensors, making it an ideal processor for our wearable designs." "Product differentiation is always a challenge in such a competitive market and we set out to ensure our BX2400 IC outperforms the competition," said Hongyu Li, CEO at BlueX. "CEVA's RivieraWaves Bluetooth low energy IP has gone the extra step in low power architecture, matching our technical strengths and product aims and has proven to be the perfect choice for us." "We are delighted to announce BlueX as a licensee for our Bluetooth IP," said Aviv Malinovitch, vice president and general manager of the Connectivity Business Unit at CEVA. "The adoption of the BX2400 by Huami is a testament to the outstanding performance of their IC and we look forward to seeing their continued success with this product.""We are delighted to announce BlueX as a licensee for our Bluetooth IP," said Aviv Malinovitch, vice president and general manager of the Connectivity Business Unit at CEVA. "The adoption of the BX2400 by Huami is a testament to the outstanding performance of their IC and we look forward to seeing their continued success with this product." CEVA's RivieraWaves Bluetooth IP platforms provide comprehensive solutions for both Bluetooth LE and Bluetooth dual mode connectivity. Each platform consists of a hardware baseband controller, plus a feature-rich software protocol stack. A flexible radio interface allows the platforms to be deployed with either RivieraWaves RF or various partners' RF IP, enabling optimal selection of foundry and process node. All Bluetooth 5 features are supported, including LE 2Mbps data rate, Long Range and LE Advertising Extension. With more than 1.5 billion devices shipped to date and dozens of licensees, the RivieraWaves Bluetooth IP is widely deployed in consumer and IoT devices with many of the world's leading semiconductors companies and OEMs, including smartphones, tablets, wireless speakers, wireless headsets and earbuds, hearing aids and other wearables. For more information on RivieraWaves Bluetooth IP platforms, go to https://www.ceva-dsp.com/product/rivierawaves-bluetooth-platforms/. About BlueX BlueX Microelectronics Corp. Ltd is a fabless semiconductor company that designs, develops and markets ultra-low power wireless systems-on-chip and analog semiconductors for IoT and wearable applications. Power consumption and cost are the main focus areas of our company. Typical end-user applications are IoT, wearable devices, consumer electronics, intelligent sports equipment, wireless medical, remote control, security and toys. Our BLE product BX2400 is a System-on-Chip combining an application processor, memories, cryptography engine, power management unit, digital and analog peripherals and a MAC engine complied with Bluetooth® 5.0 and radio transceiver. Our ultra-low power analog chip BX300 is a 100nA Watch Dog IC suited for wearable and low power IOT wireless solution. More information is available at: http://www.bluexmicro.com/. About Huami Huami is a biometric and activity data-driven company with significant expertise in smart wearable technology. Since inception in 2013, Huami has quickly established its global market leadership and brand recognition with a mission to make the world more connected as transforming the way individuals connect with the Internet and with each other through smart wearable technology and data-driven innovations. Huami designs and manufactures self-branded smart wearable products under the brand "Amazfit", including the Pace, Stratos, Arc, Cor, Bip, Moonbeam and Equator. Huami is the sole partner of Xiaomi for Xiaomi wearable products, including Mi band series. Through mobile apps, Mi Fit and Amazfit, working hand in hand with the smart wearable devices, Huami provides users with a comprehensive view of their biometric and activity data and the relevant analytics. About CEVA, Inc. CEVA is the leading licensor of signal processing platforms and artificial intelligence processors for a smarter, connected world. We partner with semiconductor companies and OEMs worldwide to create power-efficient, intelligent and connected devices for a range of end markets, including mobile, consumer, automotive, industrial and IoT. Our ultra-low-power IPs for vision, audio, communications and connectivity include comprehensive DSP-based platforms for LTE/LTE-A/5G baseband processing in handsets, infrastructure and cellular IoT enabled devices, advanced imaging and computer vision for any camera-enabled device, audio/voice/speech and ultra-low power always-on/sensing applications for multiple IoT markets. For artificial intelligence, we offer a family of AI processors capable of handling the complete gamut of neural network workloads, on-device. For connectivity, we offer the industry's most widely adopted IPs for Bluetooth (low energy and dual mode) and Wi-Fi (802.11 a/b/g/n/ac/ax up to 4x4). Visit us at www.ceva-dsp.com

BX2400_BlueX_PCB库文件.rar

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BlueX发行CEVA蓝牙低功耗IP，用于BX2400可穿戴SoC 这个链接很重要->https://bxble-sdk-doc.readthedocs.io/zh_CN/latest/ Ultra-low power BX2400 IC winning global OEM customers including Huami SHANGHAI, June 27, 2018 -- Mobile World Congress – CEVA, Inc. (NASDAQ: CEVA), the leading licensor of signal processing platforms and artificial intelligence processors for smarter, connected devices, today announced that BlueX Microelectronics (Hefei) Co., Ltd. (BlueX) has licensed and deployed CEVA's RivieraWaves Bluetooth low energy technology in its new BX2400 Bluetooth® 5 compliant wireless integrated circuit (IC). Building on BlueX's deep expertise in CMOS subthreshold design, the BX2400 is an ultra-low power SoC that incorporates Bluetooth, processor, power charge and discharge management, touch and heart rate monitor. Ideally suited to applications such as personal health and fitness wearables, the BX2400 is already gaining strong traction with leading global OEMs and ODMs including Huami. Huang Wang, founder and CEO of Huami, stated: "As the world's leading wearable technology company our customers rely on us to consistently deliver leading-edge, innovative products with exceptional performance. The BlueX BX2400 SoC powered by CEVA's Bluetooth IP enables outstanding battery life and a range of compelling features and sensors, making it an ideal processor for our wearable designs." Huang Wang, founder and CEO of Huami, stated: "As the world's leading wearable technology company our customers rely on us to consistently deliver leading-edge, innovative products with exceptional performance. The BlueX BX2400 SoC powered by CEVA's Bluetooth IP enables outstanding battery life and a range of compelling features and sensors, making it an ideal processor for our wearable designs." "Product differentiation is always a challenge in such a competitive market and we set out to ensure our BX2400 IC outperforms the competition," said Hongyu Li, CEO at BlueX. "CEVA's RivieraWaves Bluetooth low energy IP has gone the extra step in low power architecture, matching our technical strengths and product aims and has proven to be the perfect choice for us." "We are delighted to announce BlueX as a licensee for our Bluetooth IP," said Aviv Malinovitch, vice president and general manager of the Connectivity Business Unit at CEVA. "The adoption of the BX2400 by Huami is a testament to the outstanding performance of their IC and we look forward to seeing their continued success with this product.""We are delighted to announce BlueX as a licensee for our Bluetooth IP," said Aviv Malinovitch, vice president and general manager of the Connectivity Business Unit at CEVA. "The adoption of the BX2400 by Huami is a testament to the outstanding performance of their IC and we look forward to seeing their continued success with this product." CEVA's RivieraWaves Bluetooth IP platforms provide comprehensive solutions for both Bluetooth LE and Bluetooth dual mode connectivity. Each platform consists of a hardware baseband controller, plus a feature-rich software protocol stack. A flexible radio interface allows the platforms to be deployed with either RivieraWaves RF or various partners' RF IP, enabling optimal selection of foundry and process node. All Bluetooth 5 features are supported, including LE 2Mbps data rate, Long Range and LE Advertising Extension. With more than 1.5 billion devices shipped to date and dozens of licensees, the RivieraWaves Bluetooth IP is widely deployed in consumer and IoT devices with many of the world's leading semiconductors companies and OEMs, including smartphones, tablets, wireless speakers, wireless headsets and earbuds, hearing aids and other wearables. For more information on RivieraWaves Bluetooth IP platforms, go to https://www.ceva-dsp.com/product/rivierawaves-bluetooth-platforms/. About BlueX BlueX Microelectronics Corp. Ltd is a fabless semiconductor company that designs, develops and markets ultra-low power wireless systems-on-chip and analog semiconductors for IoT and wearable applications. Power consumption and cost are the main focus areas of our company. Typical end-user applications are IoT, wearable devices, consumer electronics, intelligent sports equipment, wireless medical, remote control, security and toys. Our BLE product BX2400 is a System-on-Chip combining an application processor, memories, cryptography engine, power management unit, digital and analog peripherals and a MAC engine complied with Bluetooth® 5.0 and radio transceiver. Our ultra-low power analog chip BX300 is a 100nA Watch Dog IC suited for wearable and low power IOT wireless solution. More information is available at: http://www.bluexmicro.com/. About Huami Huami is a biometric and activity data-driven company with significant expertise in smart wearable technology. Since inception in 2013, Huami has quickly established its global market leadership and brand recognition with a mission to make the world more connected as transforming the way individuals connect with the Internet and with each other through smart wearable technology and data-driven innovations. Huami designs and manufactures self-branded smart wearable products under the brand "Amazfit", including the Pace, Stratos, Arc, Cor, Bip, Moonbeam and Equator. Huami is the sole partner of Xiaomi for Xiaomi wearable products, including Mi band series. Through mobile apps, Mi Fit and Amazfit, working hand in hand with the smart wearable devices, Huami provides users with a comprehensive view of their biometric and activity data and the relevant analytics. About CEVA, Inc. CEVA is the leading licensor of signal processing platforms and artificial intelligence processors for a smarter, connected world. We partner with semiconductor companies and OEMs worldwide to create power-efficient, intelligent and connected devices for a range of end markets, including mobile, consumer, automotive, industrial and IoT. Our ultra-low-power IPs for vision, audio, communications and connectivity include comprehensive DSP-based platforms for LTE/LTE-A/5G baseband processing in handsets, infrastructure and cellular IoT enabled devices, advanced imaging and computer vision for any camera-enabled device, audio/voice/speech and ultra-low power always-on/sensing applications for multiple IoT markets. For artificial intelligence, we offer a family of AI processors capable of handling the complete gamut of neural network workloads, on-device. For connectivity, we offer the industry's most widely adopted IPs for Bluetooth (low energy and dual mode) and Wi-Fi (802.11 a/b/g/n/ac/ax up to 4x4). Visit us at www.ceva-dsp.com

Analog circuit world class design

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想深入模拟电路设计技术的必读书目 Analog Circuits World Class Designs（世界级模拟电路设计） About the Authors Bonnie Baker Chapters 4 8 13 14 15 and Appendix A writes the monthly “ Baker ’ s Best ” for EDN magazine She has been involved with analog and digital designs and systems for over 20 years Bonnie started as a Manufacturing Product Engineer supporting analog products at Burr Brown From there Bonnie moved up to IC Design Analog Division Strategic Marketer and then Corporate Applications Engineering Manager In 1998 she joined Microchip Technology and served as their analog division Analog mixed signal Applications Engineering manager and Staff Architect Engineer for one of their PICmicro divisions This expanded her background to not only include analog applications but also the microcontroller She is now back in the Burr Brown fold working for Texas Instruments in their Precision Analog Division ">想深入模拟电路设计技术的必读书目 Analog Circuits World Class Designs（世界级模拟电路设计） About the Authors Bonnie Baker Chapters 4 8 13 14 15 and Appendix A writes the monthly “ Baker ’ s Best ” for EDN magazine She has been involved with analog and digital [更多]

虚拟机安装ic617+mmsim实录.docx

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cadence 617 简单的安装过程，希望你对各位有一点帮住

BX2400_BLE_SDK_V1.6_3697.zip

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BlueX发行CEVA蓝牙低功耗IP，用于BX2400可穿戴SoC 这个链接很重要->https://bxble-sdk-doc.readthedocs.io/zh_CN/latest/ Ultra-low power BX2400 IC winning global OEM customers including Huami SHANGHAI, June 27, 2018 -- Mobile World Congress – CEVA, Inc. (NASDAQ: CEVA), the leading licensor of signal processing platforms and artificial intelligence processors for smarter, connected devices, today announced that BlueX Microelectronics (Hefei) Co., Ltd. (BlueX) has licensed and deployed CEVA's RivieraWaves Bluetooth low energy technology in its new BX2400 Bluetooth® 5 compliant wireless integrated circuit (IC). Building on BlueX's deep expertise in CMOS subthreshold design, the BX2400 is an ultra-low power SoC that incorporates Bluetooth, processor, power charge and discharge management, touch and heart rate monitor. Ideally suited to applications such as personal health and fitness wearables, the BX2400 is already gaining strong traction with leading global OEMs and ODMs including Huami. Huang Wang, founder and CEO of Huami, stated: "As the world's leading wearable technology company our customers rely on us to consistently deliver leading-edge, innovative products with exceptional performance. The BlueX BX2400 SoC powered by CEVA's Bluetooth IP enables outstanding battery life and a range of compelling features and sensors, making it an ideal processor for our wearable designs." Huang Wang, founder and CEO of Huami, stated: "As the world's leading wearable technology company our customers rely on us to consistently deliver leading-edge, innovative products with exceptional performance. The BlueX BX2400 SoC powered by CEVA's Bluetooth IP enables outstanding battery life and a range of compelling features and sensors, making it an ideal processor for our wearable designs." "Product differentiation is always a challenge in such a competitive market and we set out to ensure our BX2400 IC outperforms the competition," said Hongyu Li, CEO at BlueX. "CEVA's RivieraWaves Bluetooth low energy IP has gone the extra step in low power architecture, matching our technical strengths and product aims and has proven to be the perfect choice for us." "We are delighted to announce BlueX as a licensee for our Bluetooth IP," said Aviv Malinovitch, vice president and general manager of the Connectivity Business Unit at CEVA. "The adoption of the BX2400 by Huami is a testament to the outstanding performance of their IC and we look forward to seeing their continued success with this product.""We are delighted to announce BlueX as a licensee for our Bluetooth IP," said Aviv Malinovitch, vice president and general manager of the Connectivity Business Unit at CEVA. "The adoption of the BX2400 by Huami is a testament to the outstanding performance of their IC and we look forward to seeing their continued success with this product." CEVA's RivieraWaves Bluetooth IP platforms provide comprehensive solutions for both Bluetooth LE and Bluetooth dual mode connectivity. Each platform consists of a hardware baseband controller, plus a feature-rich software protocol stack. A flexible radio interface allows the platforms to be deployed with either RivieraWaves RF or various partners' RF IP, enabling optimal selection of foundry and process node. All Bluetooth 5 features are supported, including LE 2Mbps data rate, Long Range and LE Advertising Extension. With more than 1.5 billion devices shipped to date and dozens of licensees, the RivieraWaves Bluetooth IP is widely deployed in consumer and IoT devices with many of the world's leading semiconductors companies and OEMs, including smartphones, tablets, wireless speakers, wireless headsets and earbuds, hearing aids and other wearables. For more information on RivieraWaves Bluetooth IP platforms, go to https://www.ceva-dsp.com/product/rivierawaves-bluetooth-platforms/. About BlueX BlueX Microelectronics Corp. Ltd is a fabless semiconductor company that designs, develops and markets ultra-low power wireless systems-on-chip and analog semiconductors for IoT and wearable applications. Power consumption and cost are the main focus areas of our company. Typical end-user applications are IoT, wearable devices, consumer electronics, intelligent sports equipment, wireless medical, remote control, security and toys. Our BLE product BX2400 is a System-on-Chip combining an application processor, memories, cryptography engine, power management unit, digital and analog peripherals and a MAC engine complied with Bluetooth® 5.0 and radio transceiver. Our ultra-low power analog chip BX300 is a 100nA Watch Dog IC suited for wearable and low power IOT wireless solution. More information is available at: http://www.bluexmicro.com/. About Huami Huami is a biometric and activity data-driven company with significant expertise in smart wearable technology. Since inception in 2013, Huami has quickly established its global market leadership and brand recognition with a mission to make the world more connected as transforming the way individuals connect with the Internet and with each other through smart wearable technology and data-driven innovations. Huami designs and manufactures self-branded smart wearable products under the brand "Amazfit", including the Pace, Stratos, Arc, Cor, Bip, Moonbeam and Equator. Huami is the sole partner of Xiaomi for Xiaomi wearable products, including Mi band series. Through mobile apps, Mi Fit and Amazfit, working hand in hand with the smart wearable devices, Huami provides users with a comprehensive view of their biometric and activity data and the relevant analytics. About CEVA, Inc. CEVA is the leading licensor of signal processing platforms and artificial intelligence processors for a smarter, connected world. We partner with semiconductor companies and OEMs worldwide to create power-efficient, intelligent and connected devices for a range of end markets, including mobile, consumer, automotive, industrial and IoT. Our ultra-low-power IPs for vision, audio, communications and connectivity include comprehensive DSP-based platforms for LTE/LTE-A/5G baseband processing in handsets, infrastructure and cellular IoT enabled devices, advanced imaging and computer vision for any camera-enabled device, audio/voice/speech and ultra-low power always-on/sensing applications for multiple IoT markets. For artificial intelligence, we offer a family of AI processors capable of handling the complete gamut of neural network workloads, on-device. For connectivity, we offer the industry's most widely adopted IPs for Bluetooth (low energy and dual mode) and Wi-Fi (802.11 a/b/g/n/ac/ax up to 4x4). Visit us at www.ceva-dsp.com

一种改进的自适应短时傅里叶变方法-基于梯度下降 算法运行环境为Jupyter Notebook，执行一种改进的自适应短时傅里叶变方法-基于梯度下降，附带参考 算法可迁移至金融时间序列，地震 微震信号

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一种改进的自适应短时傅里叶变方法-基于梯度下降 算法运行环境为Jupyter Notebook，执行一种改进的自适应短时傅里叶变方法-基于梯度下降，附带参考。 算法可迁移至金融时间序列，地震 微震信号，机械振动信号，声发射信号，电压 电流信号，语音信号，声信号，生理信号（ECG,EEG,EMG）等信号。 sr = 1e4 t = torch.arange(0, 2.5, 1 sr) f = torch.sin(2*pi*t) * 1e2 + 1e2 * torch.ones_like(t) + 5e1 * t x = (torch.sin(torch.cumsum(f, dim=0) 2e2) + 0.1 *torch.randn(t.shape))[None, :] x += torch.sin(torch.cumsum(1e2*5 * torch.ones_like(t), dim=0) 2e2) x = x.to(device) print(x.shape) plt.plot(f)
即使比较晚
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