Elephone A4 First Look 2018



Elephone A4 features 5.85 inch screen with 1440*720 pixels resolution,supports five points multi-touch.Based on Android 8.1 OS with MT6739 Octa-Core processor,it features 8MP Samsung rear camera and 5MP front camera.The phone also owns 3GB RAM and 16GB ROM storage,supports up to 128GB TF card.
Elephone A4 features 5.85 inch screen with 1440*720 pixels resolution,supports five points multi-touch.Based on Android 8.1 OS with MT6739 Octa-Core processor,it features 8MP Samsung rear camera and 5MP front camera.The phone also owns 3GB RAM and 16GB ROM storage,supports up to 128GB TF card.
Elephone A4 Mobile Phone Features:

OS:Android 8.1
CPU:MT6739,Quad-core,1.5GHz
Screen:5.85″ 18:9 Full screen
Screen Resolution:1440*720 HD+
Multitouch:5 Point
RAM:3GB
ROM:16GB
Memory Card:Supported 128GB Max.Extension
Rear Camera:8MP F2.0(Samsung)
Front camera:5MP
Video recording resolution:1080P 30fps
Front flash:Support
Rear flash:Support

Elephone A4 Mobile Phone Details:

Cellular:GSM/WCDMA/TDD/FDD
Band Details (EU):
GSM:B2/B3/B5/B8 
WCDMA:B1/B5/B8 
FDD-LTE:B1/B3/B5/B7/B8/B20 
TDD-LTE:B38/B40/B41
WLAN:Dual-band(2.4GHz/5GHz)802.11a/b/g/n
Dual SIM model(Hybrid SIM slot): Nano SIM+Nano SIM/TF
GPS:Support
Bluetooth Version:BT4.2
Battery Capacity:3000 mAh
Quick-Charge:5V 2A
Recharging current:2A
Sensor:G-Sensor,P-Sensor,L-Sensor,Compass
OTG:Support
USB:Micro USB2.0,5pin
Fingerprint:Side fingerprint sensor
Certification:CE, ROHS, WEEE, UN38.3, MSDS, GMS

Elephone A4 Mobile Phone Contains:

1 x Elephone A4 Mobile Phone
1 x Battery
1 x Data cable(100cm)
1 x AC power charger adapter(100~240V/EU plug)
1 x English user manual
1 x Pin for SIM Card

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Technical Specs of Elephone A4 Phone

General
Device Type Smartphone
Device Model Elephone A4
Launched 03 2018
Launched 03 2018
Status Available on Shopping stores
Network
2G Network Yes
3G Network Yes
4G Network Yes
SIM Type Micro + Micro
SIM Count Dual SIM
Design
Type Metal Body
Dimensions 158.3 x 76.7 x 7.8millimeters
Weight 164grams
Protection Yes
Colors Gold, Black
Display screen
Display screen Type HD+ LTPS IPS LCD capacitive touchscreen
Size 5.85 inches
Screen resolution 1440 x 720 Px
Colors 16M colors
Pixel Density 282ppi
Screen-To-Body Ratio 79%
Touch Screen Yes
Safeguard Corning Gorilla Glass
Functions Multi-touch, Scratch Resistant
Second Display No
Camera
Back 8Mega-pixel
Image Yes
Video Yes
Features Autofocus
Constant shooting
Digital Zoom
Exposure compensation
Face detection
Geotagging
HDR
ISO settings
Panorama
Scene mode
Self-timer
Touch to focus
White balance settings
Flash Yes, LED
Front 5Mega-pixel with LED
Software
Operating System Android 8.1 Oreo
User Interface (UI) Modified
Java Support Yes
Skype Yes
Whatsapp Yes
Facebook Yes
Youtube Yes
Hardware
SoC Helio P10 (MTK6739)
Processor Quad-Core 1.5GHz
Graphics processing unit PowerVR GE8100
RAM 3GB
ROM 16GB
Card Slot Yes, up to 128GB MicroSD card
Sensors Fingerprint (Side)
Proximity
Accelerometer
Ambient Light
Controls Touchscreen display, Lock Button, and Volume Button
Connectivity
Bluetooth Yes
Infra-red No
Wi-Fi Yes
Wi-fi Hotspot Yes
USB Port Type Yes, micro USB
GPS navigation Yes, with A-GPS
NFC
HDMI
Facial Identification No
Wireless Charging No
Battery
Battery Type Non-easily-removed Li-Po Battery
Capacity 3000mAh
Fast Charging No
Standby
Talk Time
Music Play
Media
Audio Playback Yes, MP3, AAC, AAC+, eAAC+, WMA, MIDI, WAV, AC3, FLAC
Video Playback Yes, 3GP, Mp4, MPEG4, H.263, H.264 player
Video Out
Radio
Notice Types Vibration, Ring tones
Ring Tones MP3, WAV
Audio speaker Yes
Hands-free Yes
Even more Functions
MP3/WAV/eAAC+/FlAC player
Active noise cancellation with dedicated microphone
DivX/Xvid/MP4/H.265 player
Photo/video editor
Document viewer

This is the Google​ Home Mini — Google’s answer to Amazon Echo​ Dot



At its October Pixel 2 event, Google unveiled the Google Home Mini. Costing $49, it is designed to compete with the Amazon Echo Dot. The Home Mini has the Google Assistant and will work with other Home and Chromecast devices.

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Google Home Mini giveaways at pop-up donut shops across the US



Google’s latest home assistant — the Home Mini — is a $49 smart speaker that is about the size of a donut. To celebrate its release, Google is setting up pop-up donut shops around the US and giving away Home Minis. Here’s what you need to know. Following is the text of the video.

Inside Google’s pop-up donut shop. This donut shop is run by Google. The company is opening pop-up shops like it around the US. They’re giving away Google’s new Home Mini which is about the size of a donut. Conveyor belts run throughout the shop. They carry donuts and Home Mini devices. Once inside, visitors ring a bell and ask a Home Mini a question. A small box is then dispensed. What’s inside the box? You’ll get either donuts or a Home Mini. There’s also a “Sprinkle Booth.” Visitors can dance around a shower of confetti.

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How will Circuit Boards Advance in the Long Term

How will Circuit Boards Advance in the Long Term?
circuit-boards-advance-in-the-long-term

Complexity and micromation have drastically influenced computing these very last years. It’s virtually hard to conceive of a time when computers one time occupied complete rooms. Up-to-date PCs can eat up no more space than the palm of a hand. However it was formerly debated that PCB and PCB designers might have problems compacting their components.

How have they managed to make things so tiny? Is smaller still the road of the long term?

Cleverer and Smaller Circuit Board Design

A great number of electronic circuit board designers carry on and feel that smaller sized is the path of the long term. But how is this achieved? An increasing number of parts are crammed into smaller sizes, that has been possible mostly as a result of 3-d printing perks and intelligent PCB board design software programs.

Despite the fact that you will find several costs to higher density, added benefits likewise make themselves evident, such as better clock rates and even higher currents. Smaller devices working at higher currents frequently push designers to consider innovative methods, for instance aluminium cladding or the utilization of ceramics. But that contributes to an interesting occurrence: designers working much like engineers- and vice versa.

Board layout and routing had been a rather easy matter, where there were less prompt considerations except for placement for PCB designers. To illustrate, more compact parts and better clock speeds generate more temperature, which call for special mounting at the board-level. Increasingly, board designers must artistically problem-solve for the hardware that they design to elevate the end product’s consistency.

More Details, More quickly

Virtually all circuit board designers must be amazingly arranged to address all of the components normally set on a single board. In reality, numerous hundreds (or thousands) of components need to be on an assembly these days that the process may be utterly too much to handle. As a result, some have thought about the worth of info pulls at the board level.

PCB board design software program aid minimize the growing sophistication of modern-day circuit card, and automated fabrication processes also have grown to deliver more stability and formation of a unified data device.

Designing for Different Capabilities

A handful of designers, inspired by space or cost, will probably design sensors directly onto their electronic circuit board. The need to create and scale complex component shapes has established an environment where a lot of designers are now endeavoring to encompass multiple capabilities. There’s a unity going on in the marketplace.

And it is not simply taking place at the design level. System platforms are gradually more under scrutiny, with numerous makers and designers comparing FPGA options to existing micro-processor stock, bearing in mind necessary periphery chips. Programmable options are growing to be the bread-and-butter of designing for circuit board. The reality that their use once was solely the acumen of industry experts is seldom shocking. The technology boom has generated a staff eager for improvement.

Testing Still Trumps Theory

However , with as a large number of enhancements have been created in this line of business, prototyping test samples remains to be an issue. And it’s not very likely to be one to disappear in the near future. However , this, as well, has become the province of designers as they get more access to 3-d printing solutions and the ability to manufacture prototypes in-house without waiting around for a maker. Believe it or not, most of the most well known circuit board design program suites allow users to download their design files in 3D printing data formats.

What Will the Future Appear To Be?

With boards getting ever-smaller, the old fashioned computers are likely on their way out: for ever. For most of us, the cell phone is employed more frequently than a regular computer, and it’s only a question of time before small-scale, sleek options are merely the staple. and that’s only a few: convergence will help determined designers incorporate more into machines, from touch interfaces to further more great practical innovations.

 

Rigid-flex PCB Board Design Solves Wearable Medical Gadget Difficulties

Rigid-flex PCB Board Design Solves Wearable Medical Gadget Difficulties

The vast majority of electronic circuit boards at this present time are merely rigid plates for connecting circuitry. But, that is changing fast; the interest in flex PCB boards (or flexible circuits) is promptly increasing in large part thanks to the flourishing wearable device industry. Probably the largest segment of that market is the healthcare industry in which wearable devices will be employed to get all varieties of biological records for examination and research, and also individual health use. Undoubtedly wearables are available to keep tabs on heartbeat, blood pressure levels, glucose, ECG, muscle movement, and even more.

rigid-flex-pcb-board-design

The wearable devices present a lot of challenges for PC board designers that rigid boards do not. The following are some of such problems and what designers can perform to ease them.

3 Dimensional Design

While every PCB board is certainly three-dimensional, flex circuits allow the entire assy to be bent and folded to conform to the package that the product occupies. The flex circuitry is folded so the rigid electronic circuit boards fit into the item package, occupying space.
There are lots more to the design, therefore, the further challenges, than just connecting the rigid boards. Bends should be exactly designed so boards line up where they’re intended to mount, while not placing force on the connection points. Up until recently, engineers actually used “paper doll” models to imitate the circuit board assembly. Right away, design tools are obtainable that offer 3D modelling of the rigid-flex assembly, helping more rapidly design and significantly greater precision.

Little Products and Squeezed Circuits

Obviously, wearable products have to be tiny and unobtrusive. In the past, a healthcare “wearable” like a Holter pulse rate monitor integrated a reasonably large exterior device with a neck strap or perhaps belt mount. The new wearables are tiny and install straight to the patient with no or very few external cables. They gather a variety of data and are able to even process a handful of analyses.

An subtle device attaching straight to the sufferer demands flex circuitry and extremely compressed layouts. Additionally, the board shapes are often round or even more unconventional shapes, requiring brilliant placement and routing. For such tiny and dense boards, a PC board tool that’s improved for rigid-flex designs can make addressing strange shapes less difficult.

Stackup Design is very important

The stackup – the map of the electronic circuit board layers – is critical when working with rigid-flex techniques. If at all possible, your PCB design software has the capability to design your stackup including both the rigid and flexible parts of the assembly. As mentioned earlier, the layout of the bending area needs to be designed to prevent the pressures on the traces and pads.
One of the largest difficulties with rigid-flex designs is qualifying several manufacturers. After the design is fully gone, every aspect of the design must be communicated to the board fabricator so that it will be properly manufactured. Yet, the best practice is to pick one or more makers at the start of the design and work together with them to make certain your design suits their manufacturing requirements as the design goes forward. Working together with manufacturers is made easier by using standards. In such a case, IPC-2223 is the vehicle for getting in touch with your fabricators.

After the design is done, the data package must be assembled to hand-off to be manufactured. Though Gerber continues to be utilized for standard PCBs in a few companies, on the subject of the difficulties of rigid-flex, it is highly recommended by both PCB software tool vendors along with manufacturers that a more intelligent data exchange format be employed. The 2 most sought-after intelligent formats are ODG++ (version 7 or higner) and also IPC-2581, as both versions clearly indicate layer requirements.