Chinese semiconductor industry

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tphuang

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Disappointed, I'd have liked to see the full shadow ban on exports kept. We've gone over this, halfassing restrictions is counterproductive.

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After almost zero exports were recorded in August and September, tiny quantities were posted for October, according to the latest Chinese customs data. For germanium, exports were 0.65 tons, compared to 8.78 tons in July. For gallium, they were 0.25 tons, versus 7.58 tons in July.
let's see what the numbers look like in November. If they actually keep export is like under 25% of what they exporting before, I will be satisfied. The Chinese authorities are too concerned about how other countries view them.

Maybe with these export curbs, they can at least figure out the international supply once the metals leave China.
 

tphuang

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Gigadevice and its GD32F4 series MCU has joined Xiaomi Vela IoT ecosystem and is integrated with it.

Demonstrated GD32F470I-EVAL development kit for the purpose of building new products with it and verifying functions

Looks like about 20+ ecosystem partners in there
Some of the partners from what I can see

Gigadevice - memory chip, MCU
OnMicro - RF modules/chips
Realtek (瑞昱) - Tw based company on network/multimedia IC
BouffaloLab (博流智能)
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- IOT, Wifi, bluetooth & other wireless chip
Allwinner Tech(全志) - Mixed signal SoC, looks like they have an IoT series
Ambiq - ultra low power SoC for wearable devices
Actions Semi (炬芯)
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- AIoT acoustic Soc
NXP
BesTechnic (恒玄科技) - Wearable SoC mostly for smart earbud, BES2700 is used in several products I think
Suunto - Finnish company for sports watches, dive products
Telink (泰凌微电子) - bluetooth LE chip, wireless connectivity SoC
 

Duke Xiao of Qin

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Loongson's 3A6000 to be unveiled on Nov 28th officially
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it is introducing Loongson coherent link to link together 2 16-core (32 virtual core) chips into 3C6000 and 4 chips into 3D6000
It compares this to nvLink, i guess the idea is just fast interlink between server chips that also shares memory & supports GPUs
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it also will introduce 9A1000 GPU next year for AI acceleration. does just 1.2 TFLOPS. but i guess if this gets paired with 3A6000, it can help with rendering graphics
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Just wondering.

Is the 3A6000 comparable to Intel i7 in terms of performance and price ?

Also is it using 14 or 10 nm techology ?
 

sunnymaxi

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China's first independent command printer main control chip, Loongson 2P0500 released​


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According to reports, this is the first domestic printer main control chip based on an independent command system. As the core control component of the printing/scanning machine, the successful development of Loongson 2P0500 will help promote more domestic printers to the market.

According to reports, Loongson 2P0500 is a main control SoC chip suitable for single/multi-function printers and is the core control component in the printing/scanning machine . This chip is mainly used for printing data reception, analysis and processing, print engine control, scanning timing control, scanning data, image processing and motor control, etc.

The chip adopts a heterogeneous core structure, with built-in one Loongson LA364, two Loongson LA132 processor cores and 512KB shared L2 cache . It integrates DDR3, GMAC, OTG, USB, printing interface, scanning interface, image unit, PMIO, AD/ DA, eMMC, SDIO, SPI, PWM and other functional modules, and implement power consumption management control module, a single chip can meet the needs of various typical applications such as printing, scanning, copying and so on

In addition, Loongson officials stated at the conference that Loongson has also carried out adaptation work on printer drivers, and the Dragon-architecture Linux platform can drive more than 95% of printers .

Network printers have always been a critical concern for information security. With domestically controllable printers, there is now more assurance in terms of security...
 

tonyget

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Finally,CXMT's LPDDR5 has arrived. And according to CXMT,it has been verified on Xiaomi and Transsion already

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On November 28, 2023, CXMT officially launched the LPDDR5 series of products, including 12Gb LPDDR5 particles, POP-packaged 12GB LPDDR5 chips and DSC-packaged 6GB LPDDR5 chips. The 12GB LPDDR5 chip has been verified on models of mainstream domestic mobile phone manufacturers such as Xiaomi and Transsion. LPDDR5 is a product launched by CXMT for the mid-to-high-end mobile device market. Its marketization will further improve the product layout of CXMT's DRAM chips.


蜂蜜浏览器_火狐截图_2023-11-28T10-37-25.338Z.jpg
 

tonyget

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Hybrid bonding connects chip-to-wafer or wafer-to-wafer via Copper Pads on the backside of each chips.

HBM uses through-silicon-vias (TSV) & micro-bumps to connect DRAM chips.

Stacking or bonding technique used in HBM today is not the same as hybrid bonding. No similarities come to mind. But, as the HBM tiers grow to 12-tiers next, we may migrate to using hybrid bonding instead of TSV/uBump.

The technology behind HBM is not difficult. But with the current DRAM capability of CXMT, stacking those chips may give you HBM2 level capability. But I don't see any point in using CPU/GPU that's a few generations behind (~1/3 the transistor density) along with HBM that's also a few generations behind (~1/4 the bandwidth & I/O speed) to come up with domestic GPU alternatives to compete against Nvidia. The gap will only continue to grow if we are stuck at N+2 & 18nm DRAM.

Now CXMT's DDR5 has arrived,do you think they can make HBM3 now?
 

tokenanalyst

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Seven projects including BGI Jiutian Xi'an R&D Base signed contracts with Xi'an High-tech Zone.​


Xi'an High-tech Zone signed seven industrial projects on site, covering areas such as integrated circuits, digital economy, and network security, with a total investment of nearly 1 billion yuan. Among them, the BGI Jiutian Xi'an R&D base project will be built into the largest R&D base center in the northwest, providing strong technical support to solve the problem of domestic stuck necks; the Weilan Group's headquarters production R&D base project with a total investment of 500 million yuan will create a domestically leading product research and development center and environmentally friendly big data intelligent platform development laboratory; Hollysys and Tuoer Microelectronics each invested nearly 200 million yuan this time to build a new intelligent manufacturing demonstration factory project and an integrated circuit research center and innovation demonstration base. project.

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sunnymaxi

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Finally,CXMT's LPDDR5 has arrived. And according to CXMT,it has been verified on Xiaomi and Transsion already

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On November 28, 2023, CXMT officially launched the LPDDR5 series of products, including 12Gb LPDDR5 particles, POP-packaged 12GB LPDDR5 chips and DSC-packaged 6GB LPDDR5 chips. The 12GB LPDDR5 chip has been verified on models of mainstream domestic mobile phone manufacturers such as Xiaomi and Transsion. LPDDR5 is a product launched by CXMT for the mid-to-high-end mobile device market. Its marketization will further improve the product layout of CXMT's DRAM chips.


View attachment 122034
@FairAndUnbiased @BoraTas @gelgoog @tokenanalyst @european_guy

CXMT officially released DDR5 ..
 
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