entertainment experience and no deferred operating experience. At the same time can reach a longer transmission distance, and have a certain ability to wear walls.
Whdi technology can now achieve 1920x1080 lossless video transmission, as well as 7.1-channel PCM high-definition audio transmission, but also provides a 100k return channel for HDCP Control Protocol communication. Future Whdi Technologies will also be upgraded to support 4K2K resolution.
WHDI members of the association include LG,
-frequency region, the atmosphere of electromagnetic interference is much lower than the high frequency, so we will left the frequency space more to the long-range wireless communication. And in the middle of the 60GHz has a significant peak, we left the room for short-distance communication, also is the Wifi communication 802.11ad The frequency bands used by the Protocol. Then there is the probability space, if we know enough about the random distri
1Gbps. By the second half of 2008, the project was divided into two parts: 802.11ac, working under 6GHz, for short-range wireless communication, Officially designated as the successor of 802.11N, the other is 802.11AD, working in 60GHz, market positioning and UWB similar, mainly for home entertainment equipment. At that time, however, the 802.11AC standard had not even entered the draft stage. The new draft standard was expected to be available by th
5G has high performance, low latency and high capacity characteristics according to 3GPP definition, and these advantages are mainly embodied in millimeter wave, small base station, massive MIMO, Full-duplex and beamforming technology.
Among them, massive MIMO and beamforming are closely related.
1, millimeter wave
There are generally two ways to increase the transmission rate of wireless transmission, one is to increase the spectrum utilization and the other is to increase the bandwidth of the
See the room full of web-like cobwebs disorder drops of trouble? Can you make the router wireless? WiFi officially declared war on the 7Gbps streaming wireless transmission. We're going to say goodbye to the full line of the Internet.
In the next half of the year. WiFi will be seen (PCs, handheld devices such as PDAs, mobile phones and other terminals to connect with each other in wireless technology) The development of technology drops. Wireless evolution and high rates. Replace your router wi
and 3G or 4G Cellular mobile communication network interoperability and integration.
The IEEE launched the WLAN wng (the next Generation research group for wireless LANs) in January 2002 with the goal of studying WLANs with a peak rate of over 100Mbps. The multimedia Mobile Access Communication Promotion Committee of Japan is studying the ultra-high speed wireless local area network (Ultra high Speed Wireless LAN) working in the 60GHz band, with a s
.
Want to know how IEEE (International Institute of Electrical and Electronic Engineers) transition from 802.11n to 802.11AC? This standard organization uses a new letter suffix to identify new technical documents related to 802.11 projects. Therefore, the logical suffix of the 802.11z should be 802.11AA, 802.11AB, and now 802.11AC. There is a risk of messing things up, and this is the 802.11AD standard that is currently being developed. However, this standard is not the next step in the mainst
, plainly speaking, it is a server, let to identify the eunuchs come here to report, so the following call it "Authentication Server", Enrollee called "Access"Enrollee:a Device seeking to join A WLAN Domain. Once an enrollee obtains a valid credential, it becomes a Member.Stand-alone External Registrar (SAER): An External registrar, that's not embedded in a wireless STA. For example, the May is embedded in a Ethernet connected device, or May is software installed on any networking device.WSC IE:
Solution:
Maximum Support video resolution:
-2560x1600@60hz Single Display
-1920x1200@60hz Dual Display
USB 3.0 Transfer Rate:
-Read up to 80MB/S
-Write up to 60mb/s
Ethernet Card Transfer rate:
-Up to 800mbs
Support Machine/dock Distance:
-tablet/3-foot transfer cover
-Notebook/stand/tent mode transmission 6 feet
The following features of the WIGIG device are required to view:
-Unlike Wi-Fi, signals are easily blocked by objects. Between the WiGig dock and the ThinkPad there must b
and demodulation, through the QoS function of the microwave system, realizes the classification processing of the different priority business. The 8-level QoS mechanism within the microwave equipment, including classification, scheduling, shaping, conflict avoidance mechanism, can be used to deal with the 4G business more finely and flexibly. By adjusting the length of each business queue, the delay and throughput of the service transmission can be optimized according to the type and nature of
Thunderbolt 3 interface, 100 new machines equipped with Windows Hello feature, over 50 4K resolution Super Clear display models, more than 25 with stylus products. Innovative immersive experiences and technologies that can free consumers and business users from cumbersome connection and password operations.
Get rid of cables
With Thunderbolt 3, it is extremely convenient to connect other devices in a flexible, simple and quick manner.
Connection Technology
Thunderbolt 3 Technology: A cable
technology, its basic technology is wireless access and mobile ATM. Wireless ATM is currently used to form wireless access network has not yet seen products, but the trend is gratifying.The fourth category is the standard established by the European Telecommunication Standards Association (ETSI). 1992 ETSI proposed the first HIPERALN standard, currently, ETSI according to the Acts plan announced the new standard, the new standard provides access rate over 25mbit/s, including multiple broadband
, Formally designated as the successor of 802.11N, the other is 802.11AD, working in 60GHz, the market positioning and UWB similar, mainly for home entertainment equipment. However, the 802.11AC standard did not even enter the draft stage. At that time, the new draft standard would be available by the end of 2011 and eventually be completed in November 2012. the difference between 802.11AC and 802.11n
From the core technology point of view, 802.11a C
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