chapter 2  using email and the internet

... The Net and the Web Let’s start by clearing up a common confusion – the Internet and the World Wide Web are not the same thing The Internet is the basis of hardware, software and data and the ... shortcuts to Internet sites One click on the shortcut will then start the browser and make the connection To use a shortcut Click on the icon to start IE and link to the page Go to the page Drag the icon ... Open the Internet Options panel and go to the Advanced tab Scroll down to the Multimedia section Click the options to turn them on or off as required Click or to save and close the panel The Advanced...

Ngày tải lên: 30/11/2015, 01:03

... across the value chain, Internet architecture and standards also make it possible to build truly integrated and customized systems that reinforce the fit among activities (See the sidebar The Internet ... competing using the Internet and increase the pressure for competitive imitation Established companies fail to integrate the Internet into their proven strategies and thus never harness their most ... n d t h e I n t e r n e t The Internet and the Value Chain The basic tool for understanding the influence of information technology on companies is the value chain – the set of activities through...

Ngày tải lên: 07/08/2014, 02:20

... interactive in the way that the Internet is Consequently the open and inexpensive nature of the Internet has much potential to link a supply chain together and allow pull production planning and scheduling ... lean enterprises In the fourth section we reflect on the theoretical grounding of value creation in the combined system of lean production, enterprises and the Internet The fifth and final section ... the first section of the paper, the principles of lean production will be examined and how theoretically the Internet might affect the implementation of these principles In the second section some...

Ngày tải lên: 12/08/2013, 07:56

... type” in the dialog box that appears, you can for instance select “JPEG images (∗.jpg)”, and the resulting JPEG file can be incorporated into the document with a 216 Chapter 10: MATLAB and the Internet ... file You can save the file and then open it if you wish with the M-file editor On a PC (but not in UNIX) you can open the M-file editor without launching MATLAB; look for it in the MATLAB group under ... configure the most popular Web browsers to display M-files in the M-file editor or to launch M-books automatically Microsoft Internet Explorer If MATLAB and Word are installed on your Windows computer then...

Ngày tải lên: 29/09/2013, 19:20

... 7, while the instructions in the first FP are in the first execution phase E1 (which may be the only one), the instructions in the second FP are in the decoding phase, the instructions in the third ... instruction that can access the AMR and the other control registers (shown in Appendix B) and executes only on the B side in conjunction with the functional units and registers on the side B A 32-bit ... C to find the sum of products (dotp4clasmfunc.sa) of the two arrays x and y and the size of the array (count) are passed to the linear assembly function through the registers ap, bp, and count...

Ngày tải lên: 17/10/2013, 19:15

... the order of the lter The larger the value of Q, the higher the order of the FIR lter and the better the approximation in (4.32) of the desired transfer function The truncation of the innite series ... design based on the Remez exchange algorithm, which produces equiripple approximation of FIR lters [5,6] The order of the lter and the edges of both passbands and stopbands are xed, and the coefcients ... calculating the convolution equation (e.g., the newest sample at the end of the buffer and the oldest sample at the beginning) Example 4.1: FIR Filter Implementation: Bandstop and Bandpass (FIR)...

Ngày tải lên: 24/10/2013, 09:15

... inside the unit circle in the z-plane The right region in the s-plane, corresponding to s > 0, maps outside the unit circle in the z-plane The imaginary jw axis in the s-plane maps on the unit ... However, for the other stages, the input x(n) is the output y(n) of the preceding stage The coefficients b[i][0] and b[i][1] correspond to b1 and b2, respectively; where i represents each stage The delays ... H(z) using the BLT equation (5.24), or H (z) = H ( s w A ) s =( z -1) ( z +1) (5.30) In the case of bandpass and bandstop filters with lower and upper cutoff frequencies wD1 and wD2, the two analog...

Ngày tải lên: 28/10/2013, 16:15

... the output sequence in Figure 6.2 yields X(1) and X(5), ordered as the even values, and X(3) and X(7) as the odd values This scrambling is due to the decomposition process The final order of the ... function, used with the C31 DSK and the C30 EVM, is listed and described in Refs 13 and 14 The twiddle constants are generated within the program The imaginary components of the input data are ... 64, represented by six bits, the first and sixth bits, the second and fifth bits, and the third and fourth bits are swapped Several examples in this chapter illustrate the FFT algorithm, incorporating...

Ngày tải lên: 07/11/2013, 10:15

... (Continued) (the wideband signal desired) As a result, the samples of the interference are highly correlated On the other hand, the samples of the wideband signal are relatively uncorrelated The characteristics ... bit rate of kHz The wideband random sequence generated (with the file wbsignal.h) represents the signal desired The narrowband interference is an external signal The bandwidth of the interference ... fixed unknown FIR bandpass filter A pseudorandom noise sequence is generated within the program (see Examples 2.16 and 4.4) and becomes the input to both the fixed (unknown) and the adaptive FIR...

Ngày tải lên: 07/11/2013, 10:15

... session to that computer PPP, on the other hand, is like home delivery: The Internet comes right to your doorstep, and your computer is literally placed on the Internet by the machine at your ISP that ... identify the system's hostname, specify any necessary userid or password, and click on Connect To upload a file, click on the name of the file in the local list box at the left of the window and then ... FullScr specifies whether the program runs in its own window  IO-Red specifies whether the program obtains its input from the standard input stream and directs its output to the standard output stream...

Ngày tải lên: 14/12/2013, 13:15

... calculated within the loop Outside the loop, the final summation of the even and odd terms is obtained For a floating-point implementation, the function and the variables sum, suml, and sumh in Figure ... increments the pointer to the next 32-bit word The load, multiply, and branch instructions must use the D, M, and S units, respectively; the add and subtract instructions can use any unit (except M) The ... iteration The instruction LDW loads a word or 32-bit data The multiply instruction MPY finds the product of the lower 16 ¥ 16 data, and MPYH finds the product of the upper 16 ¥ 16 data The two ADD...

Ngày tải lên: 14/12/2013, 14:15

... and separates it into a low band and a high band The filter coefficients represent a 4-kHz lowpass filter The sampled signal is separated into odd and even samples, with the effect of aliasing the ... sent to the function that selects the frequency with the highest amplitude, corresponding to the upper bits of the sampled data The process is repeated for the lower bits of the sampled data The ... than the other, the signal received by the more-distant microphone is delayed in time This time shift corresponds to the angle where the source is located and the relative distance between the...

Ngày tải lên: 14/12/2013, 14:15

... you’ve done and focus on the facts only s C: you blame your team mates for not doing enough preparation and leave it up to them to present s The presentation goes really well in the end, and the client ... confidence and you’re not afraid to stand up for your rights s B: you take the waiter aside and explain what went wrong, and follow up with a letter to the manager s C: you don’t say anything, and leave ... advice and being creative at the same time You’re not afraid to work hard and you can handle the pressure You like working in teams and you are confident about what you Go straight to the next...

Ngày tải lên: 23/12/2013, 00:15

... evident The time has come to take a clearer view of the Internet We need to move away from the rhetoric about Internet industries,” “e-business strategies,” and a “new economy” and see the Internet ... irrespective of whether the uses of the Internet seriously by the stock market has muddied the waters are profitable In periods of heavy experimentation, even even further For all these reasons, the true ... competitors The use of the Internet also tends to expand the geographic market, bringing many more companies into competition with one another And Internet technologies tend to reduce variable costs and...

Ngày tải lên: 23/12/2013, 07:20

Ngày tải lên: 17/01/2014, 09:20

... registers The C67xx (such as the C6701 and C6711) belong to the family of the C6x floating-point processors; whereas the C62xx and C64xx belong to the family of the C6x fixed-point processors The C6711 ... Open the two C source files C6xdskinit.c and sine8_intr.c Open (to add to project) one file at a time; or place the cursor to one of these files, then to the other while holding the Shift key, and ... numbers, contained in the header file dotp4.h (Figure 1.12) The first array contains the four numbers 1, 2, 3, and 4, and the second array contains the four numbers 0, 2, 4, and The sum of products...

Ngày tải lên: 26/01/2014, 07:20

... Verify that the output consists of the 2-kHz carrier signal and two sideband signals The sideband signals are at the frequency of the carrier signal + or - the frequency of the sideband signal, ... at 1600 and 2400 Hz Load the GEL file AM.gel, increase the variable amp, and verify the baseband signal being modulated Note that the product of the carrier and baseband signals (within the output ... 1.1 V Note that due to the 16-bit codec, the valid input data to the codec are between -215 and (215 - 1) or between -32,768 and 32,767 Change the values in the first half of the table using 0x8000...

Ngày tải lên: 26/01/2014, 07:20

... Standards 9.10 Figure 9.6 Telephone line bandwidth 9.11 Note Modem stands for modulator/demodulator 9.12 Figure 9.7 Modulation/demodulation 9.13 Figure 9.8 The V.32 and V.32bis constellation and ... businesses 9.17 Note The existing local loops can handle bandwidths up to 1.1 MHz 9.18 Note ADSL is an adaptive technology The system uses a data rate based on the condition of the local loop line ... carry frequencies between 300 and 3300 Hz, giving them a bandwidth of 3000 Hz All this range is used for transmitting voice, where a great deal of interference and distortion can be accepted...

Ngày tải lên: 16/02/2014, 20:20

... computers, and the theme was mobile collaboration The experiments in the camps provided new learning for the organisers and for the kids The children were very adaptive to the new technology At the ... would enter the genuine ubiquitous broadband era in 2008 The mobile phone will play the role of linking all these together The handset would be the gateway for the individual, enabling the individual ... fast, and the market and the use of these devices is very likely to expand The mobile phone must be easy to use for children Children are frequent users of the products and have them on all the...

Ngày tải lên: 06/03/2014, 21:20

... accept requests from the users and forward them on their behalf Now, when the first user requests the document, the request goes to the proxy If the proxy cache does not contain the document, it ... request to the US server, which replies to the proxy The proxy then sends the file to the requesting user, and stores the file locally in a cache When additional users send their requests for the file ... ISPs They benefit because they are able Zipf´s law and the Internet 147 to reduce the amount of inter-ISP traffic that they have to pay for Caching by proxies benefits not only the ISPs and the...

Ngày tải lên: 06/03/2014, 21:20