Light can have multi-purpose use for a home and it’s wise to be extra cautious when selecting the type of lights to be used in your house. Light-emitting diode or its more popular acronym, LED is a light source used for commercial lighting since the early 60’s.

Over the years, it has gained much popularity and added on to its uses. Using fluorescence lighting in your house has many disadvantages that have gone unnoticed over the years due to its cheap cost price for lighting.

One main reason LED a wise choice for your home and other daily usages would be because it is much safer than regular types of lightings mainly used in such circumstances. Lights that are produced for commercial use has toxic substance in them which when released could be very harmful for those inhaling it. Besides avoided potential health hazards, LED is also cheaper in comparison for a long term use as it consumes much less energy that your usual lighting system. Therefore it would be an added benefit for the users with a low-cost electric bill.

A regular lighting has a lifetime almost less than two years, LED however is both cost and energy efficient as it’s durable and has a life span that is almost double of your average lights. A LED lasts for almost fifty thousand hours whereas a halogen light bulb would only last you for about six thousand hours. In contrast, switching the types of lights in your house would help to save both money and energy up to eighty percent.

LED’s in general do not emit much heat as your average incandescent lights do as their energy is conserved instead of being utilized into heat as halogens do. When little energy is in use, this allows more durability and this permits the light to have a longer usability. LED is not only used for indoor and outdoor lights in your home or office cubicle but it can also be a smart idea to use LED for flashlights or emergency lights. Aside from using it on a daily basis, light-emitting diode would be beneficial as you would not be required to constantly recharge emergency lighting kits therefore an assurance you would never run out during crisis moments.

Today we will have a brief introduction to the next generation lighting technology – OLED. OLED stands for organic light-emitting diode and is a display device which covers up carbon-based films between two charged electrodes, one being a transparent anode and the other a metallic cathode. These organic films have a hole-transport layer, an electron-transport layer, a hole-injection layer  as well as an emissive layer. when the OLED is connected to power, the voltage is circulated in its cell after which the injected negative and positive charges gets themselves recombined within the emissive layer which creates electro luminescent light. apart from the functioning of LCD’s which require the feature of backlighting, the display of OLED are very emissive devices which means they emit light instead of modulating transmitted or reflected light.

The technology of OLED was evolved by Eastman Kodak in the early 1980’s. The popularity of the technology is gaining pace at a rapid speed and is replacing the LCD technology in several handheld devices such as cell phones and PDA’s. The reason behind this is that the OLED is thinner, lighter, faster and brighter than LCD’s. Moreover, they also use less power, provide high contrasting features as well as are quite cheaper to manufacture.

Types of OLED’s

Transparent OLED

Such OLED’s have all components transparent and when they are turned off, they are up to 85 percent transparent than their substrate. When this type of an OLED is turned on, it allows the light to pass in both the directions. Such an OLED is very useful for head-up displays.

Top-emitting OLED

OLED’s of this type holds a substrate which is either reflective or opaque. Top-emitting OLED’s are greatly used by manufacturers in smart card and are very suitable for active-matrix design.

White OLED

White OLED’s are designed to emit white light which is brighter, uniformed and energy efficient than the light emitted by fluorescent lights. Since, OLED’s can also be made on larger sheets, they can be easily replaced by currently used florescent lights. They are also very useful for reducing cost of energy.

Foldable OLED

Foldable OLED’s are made having its substrates made of very flexible plastic or metallic foil which makes them very durable as well as very light weighted. Use of foldable OLED in PDA’s and cell phones can reduce the risk of breakage.

Reference: http://www.konicaminolta.com/oled/index.html

As a recording-adder machine, it’s a more complex machine than your office calculator. It can do billings, ledgers, and payroll. It first came into the business world in the 1900s, and when computers rolled in, it became obsolete.

The 1949 IBM 407 accounting machine was the last accounting machine to be made. It is also considered to be the top of the line.  This is the machine that your parents may have had to work with integrated card readers. The punched cards had to be specifically done in order for the machine to read it properly. If successfully executed, the machine will then tabulate sub totals and totals. It even had a print command with a line printer and a 132 column. It’s speed was 150 cards maximum for every minute.

You could actually describe the accounting machine as typewriters with a simple calculator. It stuck to addition and subtraction, so it cannot compute complex equations. The uses of the accounting machine were to post daily transactions, transfer data from one account to another, balance ledgers, prepare financial accounts, and do payroll. All these operations and records only require a debit/credit function. So, you can understand why the shift suddenly to computers which are capable of so much more.

Today, you’re not likely to come across accounting machines of the 1980s series. Even the scientific hand calculator can do more than the accounting machine. However, when working in a foreign country with foreign accountants, be prepared for anything. And be willing to use machinery that you may not be familiar with. In Japan though, it’s highly unlikely to come across the accounting machine because Japan is one of the highly industrialized and computerized countries in the world.

There are different features certain users need when choosing an FPGA. This is why FPGA board sellers find it difficult to know what costumers need, because designers still don’t know what exactly these users need from the board.  New product definition needs a deeper knowledge of available features of the device to provide for the needed FPGA trends for these applications. When choosing an FPGA board, you must know what features you need for the certain application you will be using it for.

You can choose from the latest family of FPGAs the Xilinx FPGA.in choosing an FPGA board consider the performance, signal integrity, memory, speed, and power consumption. In selecting the right FPGA for the applications needed here are some of the Xilinx FPGA, their features and tradeoffs:

1. The Xilinx Virtex-4 Family. Xilinx divided the Virtex-4 product into three groups to target each requirement. Its memory is much more flexible and has different forms. The distributed memory is for LUTs, single and dual port RAMs, FIFOs and shift register. These are distributed accordingly for larger memory structures, larger circular delay memory buffers, 18 Kbit block RAMs for deep FIFOs and bigger single or dual port RAMs.

2. The Xtreme DSP. It provides for the demand of the users, which is for a more powerful signal processing structure. It can operate at a speed of 500 MHz and it can spread the results of DSP slices as fast as 48-bit precision. It performs as a miniature DSP processor.

3. The XCITE Active Termination. It can reduce external discrete resistors by providing programmable termination. It also adjusts termination impedance to follow changes in drive level caused by processes, temperature and device variations.

4. The Clock Management. It allows different parts of FPGA to operate at different clock frequencies to coordinate with other clock references. It can be synchronized precisely with data sources and destinations.

5. The Resource Allocation. This is a much stronger Virtex-4 device allocation. It also has a large memory. It has supervisory functions, faster speed and better communication.

6. The Embedded System Board Design. This can let you perform real-time DSP tasks needed in applications like data acquisition, software radio, secure communications and radar systems.

7. The Software Radio Board Example. This product encompasses most of the features of many basic features of radio software.

Choosing the right FPGA, you can consider the FX family or Virtex-4 devices because they feature all the needed board attributes. These are the best choices for this product. Because FPGA devices have common footprints with its family members, you can substitute parts to provide for a range of processing, cost, and power requirements for the board.

The most usual high-speed process best for FPGA processing is the front-end signal processing like the cascaded integrated comb filter and decimators for up down conversions. These front-end signals are best for FPGA architecture is simple arithmetic. However, these are intensive in computation cycles due to the fast rate of digitalizing. These are perfect for FPGAs because they are very easy for parallel processing. Also, they do not need complex algorithms. Spreading and de-spreading, error correction and code identification are other functions that need high speed processing from the FPGA. When signal-processing functions has tight integration of analog, the designer will be very flexible for application specific front end signal processing. This will improve the quality of signal and other functions like code identification and carrier acquisition. Rapid prototyping methodology can implement receive algorithm for wireless connection or multiple input multiple output wireless connection or MIMO wireless connection.

The use of MIMO technology is becoming the trend of the wireless communication system at present. Using multiple antennas increases the capacity and spectral efficiency of wireless communication at both the transmitter and receiver.

These days, prototyping those multiple antenna system is becoming more and more important at a very fast rate. They need to be prototyped because they need to verify the additional functions advanced by analytical results. Because FPGA can handle these fast processing systems it is appropriate for this wireless connection. Also, the FPGA has high-level parallelism, embedded multipliers, suitable prototyping platform and high densities. This is why it is very suitable for the MIMO wireless communication system.

The complex architecture of FPGAs is very suitable for the MIMO wireless system. It can handle the rapid prototyping methodology that a MIMO wireless connection needs. The functions and other capacities of an FPGA are best for this kind of application. Alltera FPGA is what FPGAs are normally equipped with.

Here are the kinds of Altera FPGA and their definitions:

1. The Cyclone Series FPGAs. These types of FPGAs are the lowest cost and lowest power type of FPGAs. These are best for high volume and budget sensitive applications.  The Cyclone series can be used alone, it can be used as a digital signal processor or it can be used as cost efficient embedded processing solution.

2. The Arria series FPGA. This is best for midrange budgets and midrange power performance required applications. This device provides a superior signal combined with memory, logic and DSP in this device.  It can maximize system bandwidth and integrate more functions with its on chip transceivers.

3. The Starix series FPGAs. This is the industry’s highest bandwidth and density FPGAs. This is best for high-end applications. Its latest models have integrated transceiver options.

Japan is known for its technological innovation and enhancements over other countries. It is a leading nation in scientific research and is well known for its research in technology and machinery. It has more than seven hundred thousand researchers, who share a US $130 billion budget, which is the third largest budget for research in the world. Japan has made prominent contributions in the field of technology in electronics, machinery, automobiles and metals and semiconductors.

Today, most of the electronic giants are based out of Japan. Companies like Sony, Panasonic, NEC, Fujitsu, Toshiba, etc. have Japanese origins.  The Japanese world was completely devastated after the Second World War. However, they come along strongly with the principle of kieretsu.

Before globalization became popular, Japanese products were either imported into other countries, or even smuggled by unscrupulous characters. However, with globalization, the Japanese electronic and other companies are few of the top most companies in the world today.

With Japanese companies setting up manufacturing units, retailing and whole sale agents all over the world, one does not have to worry about the sales and service of the electronics and gadgets available in Japan. Most Japanese companies have a presence in the major countries, cities, and states of the world. So, it would be simpler for anyone to buy Japanese electronic products and get them serviced, if they do not work.

Japanese electronics companies are so famous for their quality that many local companies collaborate with them and indulge in technology sharing, ideas sharing and come up with better quality products for the end consumer.

There are two game play modes available, the Augmented Reality mode that displays your current location on the screen, allowing you to fish wherever you currently find yourself. Or you can play the “Real Feel” Simulation mode. In this game play mode the Virtual Masters Real will provide a more realistic fishing experience with physical feedback from the reel, even the rod itself will flex under the virtual tension of the caught fish. The hard your cast the further the line will go on the screen. When you catch a fish the amount of tension felt in the rod will reflect the size of the fish you are trying to catch.

You will need to select the correct lure or bait, for the conditions you are fishing. There is a sonar device that you use to find the best fishing spot. Once you hook a fish you must carefully reel in the line to catch it. After successfully catching a fish it is displayed on the screen, the information about the catch can be saved, so you can proudly show your family, friends or co-workers. The game could turn out to be quite enjoyable, though not much use if you are wanting to eat your catch. Maybe that will be addressed in an update.

Picture Source: Here

But as it turns out, the term actually deals with a manufacturer of minute component parts. Who would have thunk it?

The company I’m talking about is called Xerom. They are based on the small Japanese island of  Shodoshima. In the video below one of the company employees states that the working mentality of the people of Shodoshima might be the reason the company is so successful and driven towards making high quality products.

Just to help illustrate what it is they actually do, lets have a look at a case study from the companies website.

Demand

Drawing for producing a minuscule product in required quantities of one million units per lot or more

Our solution

Ultra-small precision drawing

Detail

This product is characterized in that another product made of copper is press-attached to the inner bore by two-step drawing. The most significant point is how well they fit. It was also produced under tight tolerance conditions. Specifically, the inner diameter tolerance is from +0 mm to -0.02 mm and the decenter tolerance is 0.025 mm at the maximum. Produced by drawing, the product is very small, with a maximum diameter of 1.20 mm and a maximum length of 2.30 mm. The top priority is to maintain the precision of the metal die parts.
Size: φ 0.12 mm (0.7 mm) x 2.3 mm
Material: Oxygen-free copper

As you can see, these “caps” are unbelievable small. I must confess I really don’t know exactly how they go about making an item like this. What I do know though is that I would happily sit in front of the TV to watch a documentary about it.

Thanks for reading.

Metal Stamping Xerom Video