| 2008-05-01 |
Use analog switches for multimedia cellphone design |
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Several application examples are cited in this article to guide system designers with reducing pop noise, detecting chargers and improving USB eye-pattern opening in cellphones. |
| 2008-02-25 |
Skyworks FEMs enable LG cellphones |
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Front-end solutions from Skyworks Solutions Inc. are enabling cellphones from LG Electronics. Cellphone models touting Skyworks design wins include the LG-KF700, LG-KF600, LG-KF610 and LG-KF510 |
| 2007-11-16 |
Cellphone board layout for enhanced audio |
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Although the audio functionality found in cellphones is increasing, the audio circuitry is often given the least consideration during board design. Here are tips to help ensure a well laid-out board that does not sacrifice audio quality |
| 2007-09-25 |
TV, mobile to get a dose of Armani haute couture |
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Noted fashion designer Giorgio Armani and Samsung Electronics announced they have partnered to design a television, cellphone and other consumer electronics according to a Reuters report |
| 2007-09-20 |
Minimize noise in audio channels with smart PCB layout |
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This application note discusses several factors that affect audio functionality in a cellphone PCB design |
| 2007-09-17 |
What's next in cellphone design |
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Cellular telephony has been¡ªand will continue to be¡ªa major contributor to the growth of Asian economies. This article discusses the future of cellphone design |
| 2007-08-27 |
Dull cellphone designs bog down Motorola |
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Observers say Motorola has not implemented an institutionalized system for regularly turning out products that are compelling in design as well as rich in features |
| 2007-07-24 |
Buck-boost design stretches cellphone runtime |
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Linear has introduced a 800mA buck-boost converter that targets Li-Ion-powered handhelds with its input range of 2.4-5.5V and output range of 1.5-5.25V. |
| 2007-04-16 |
Next-gen handsets call for balance |
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The one constant in cellphone design is change. This article discusses the latest handset design trends and their implications |
| 2006-11-07 |
Ref design enables car cellphone hands-free kit |
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Simplifying system design of hands-free cellular phone kits for automobiles, Texas Instruments and Lyrtech have announced the availability of a complete Hands Free Kit Reference Design for use with TI's new TMS320C54HFK DSP |
| 2006-08-16 |
Finding the right mem for your handset design |
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This article provides memory recommendations for basic, feature-rich and smart cellphone designs. It discusses memory options including SRAM, PSRAM and Mobile SDRAM, and examines how density, system architecture, caching and burst operation specifications affect your design decision |
| 2006-07-04 |
Agere tapes-out 90nm cellphone chip with Cadence tech |
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Agere has completed design and implementation on a 90nm cellphone chipset using the Cadence X Architecture and taped it out |
| 2006-06-02 |
Haier selects Philips design for low-cost cellphone market in China |
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Philips announced that Haier, a handset manufacturer in China, has selected the Philips Ultra Low Cost Reference Phone for its HG-Z1000 cellphone |
| 2004-12-17 |
Samsung MMC measures 12-by-14-by-1.1mm |
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Samsung developed a small, low-power MMC for mobile phones that is touted to overcome a major hurdle in cellphone design |
| 2004-12-16 |
Handset design coming of age in China |
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A recent IC Insights report has put mainland China's Ningbo Bird at the No. 8 position in the worldwide ranking of cellphone makers |
| 2000-05-03 |
Cellphone design using highly integrated GSM radio chipset |
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The highly integrated RF subsystem for GSM900MHz and DCS1800MHz (or PCS1900MHz) with minimal external component count and low power is presented. The entire subsystem include RF front-end IC in receive path, power amplifier (PA), transceiver with integrated dual loop synthesizer, and power amplifier controller. This article describes the GSM900MHz and DCS1800MHZ systems. |
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| 2008-09-26 |
Qualcomm mobile chip powers first Android handset |
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Qualcomm may have secured its place inside the first Android cellphone but analysts believe that stiff competition from rival wireless chip vendors will follow on future handsets running the Google Inc.-backed OS |
| 2008-09-04 |
NFC handset trial draws favorable response in UK |
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Europe's largest trial of NFC technology on mobile phones found that nine out of 10 consumers were satisfied using the technology on cellphone and 78 percent said they would be interested in using contactless services if available |
| 2008-08-13 |
Analysis: iPhone opens door for cellphone revolution |
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Now that Apple has crystallized the concept of the Web-ready phone, the question is how this mobile platform will evolve in today's hypercompetitive environment. |
| 2008-07-16 |
Save battery life with ambient light sensors |
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Applying ambient light sensing in conjunction with LED backlight driving can reduce power consumption significantly¡ªwhile battery life increases. Advances in active solutions are exemplified by two examples, an ambient light sensor for a notebook PC and for a cellphone display |
| 2008-06-20 |
Power amplifier upgrades GSM/EDGE cellphone capacity |
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Amalfi launched what it claims as the industry's first CMOS-based power amplifier for GSM/EDGE cellphones, which will enable manufacturers to deliver phones with greater than 20 percent improvement in usage time, thinner designs and additional functionality. |
| 2008-05-19 |
HTC's Touch Diamond touted as iPhone2 rival |
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Taiwan's HTC has introduced a cellphone that is designed to make Web browsing as easy as making calls |
| 2008-05-01 |
Use analog switches for multimedia cellphone design |
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Several application examples are cited in this article to guide system designers with reducing pop noise, detecting chargers and improving USB eye-pattern opening in cellphones. |
| 2008-04-29 |
Market researchers report on Q1 08 cellphone shipments |
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Shipments of mobile phones increased by about 14 percent in Q1 08 year-on-year, according to market research groups Strategy Analytics and IDC, but both note that this represents a decrease from the previous quarter. |
| 2008-04-16 |
Class G amps key in driving ceramic speakers |
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Today's portable devices drive a need for smaller, thinner and more power-efficient electronic components. Cellphone form factors have become thin that the traditional dynamic speaker has become the limiting factor in how thin manufacturers can make their handsets. Ceramic or piezoelectric speakers are quickly becoming a viable alternative to dynamic speakers |
| 2008-04-11 |
In-flight cellphone use allowed on EU airspace |
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The European Commission announced it has opened the way for air passengers to use cellphones to talk or text during flights throughout the European Union airspace. |
| 2008-04-08 |
Guess what? First cellphone call is 35 years old |
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Thirty-five years ago, Martin Cooper, who was then general manager of Motorola's communications systems division, placed the very first public cellphone call |
| 2008-04-03 |
Full-length movies soon on cellphones |
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Thanks to Sony Pictures Television, 'Karate Kid' and 'Ghostbusters' may soon be viewed on the cellphone by U.S. users |
| 2008-04-01 |
Cellphones integrate RF to cut costs |
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Lowering cellphone costs by integrating radio components was a running theme at the International Solid-State Circuits Conference.Broadcom, Infineon and Texas Instruments detailed solutions for pulling more of the RF work into 2.5G digital devices, typically integrated with baseband processors |
| 2008-03-25 |
Authentication ICs secure cellphone batteries |
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Intersil has introduced advanced and flexible battery authentication ICs for cellphones, featuring the company's FlexiHash technology. |
| 2008-03-17 |
Broadcom trains sight on mobile |
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Broadcom Corp. is accelerating its move to 65nm process technology as it sharpens its focus on the cellphone market and beyond |
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| 2008-02-25 |
Skyworks FEMs enable LG cellphones |
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Front-end solutions from Skyworks Solutions Inc. are enabling cellphones from LG Electronics. Cellphone models touting Skyworks design wins include the LG-KF700, LG-KF600, LG-KF610 and LG-KF510 |
| 2008-02-13 |
Nvidia's cellular CPU handles 720p video |
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NVidia has rolled out its first cellphone applications processor, taking a fresh run at the mobile business with a chip that handles video resolutions up to 720p |
| 2008-02-08 |
GPS turns cellphone into handy navigation device |
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As an alternative to pricey personal navigation devices, you might consider upgrading your cellphone to one with a built-in GPS and paying as little as $4.16 per month to have it give you directions |
| 2008-01-29 |
Nokia still leads, Samsung unseats Moto in IDC cellphone rankings |
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Nokia took the lead again in mobile phone shipments for 2007, although some shakeup in the vendor rankings was notable: Samsung took the second spot from Motorola. |
| 2008-01-28 |
Handset shipments to reach 1.24B this year |
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Market research group Strategy Analytics forecasts that cellphone shipments will hit 1.24 billion globally in 2008, up 10 percent from 1.12 billion during 2007 |
| 2008-01-23 |
Coming soon: Foldable-screen handsets |
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Polymer Vision has developed a 5-inch display that can be squeezed into a gadget not bigger than any cellphone by making a screen that folds up when not in use |
| 2008-01-15 |
Micro fuel cell platform doubles cellphone talk time |
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Angstrom Power's micro fuel cell platform could be implemented inside mobile devices instead of Li-ion batteries, offering twice the talk-time and fast recharge times of about 10mins. |
| 2008-01-02 |
Swedish startups ring up cellphones |
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A tour around Stockholm, Sweden reveals a hotbed of cellphone developments--some of it disruptive, some of it in the category of technology searching for a solution |
| 2007-12-28 |
DoCoMo gets Google, ups edge in iPhone rights race |
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While Japan's cellphone service providers are bidding for rights to offer Apple's iPhone, NTT DoCoMo has obtained a leg up on its competitors by scoring new services from Apple's important partner, Google |
| 2007-11-20 |
China Mobile tests Mt. Everest cellphone service |
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China Mobile Communications reported that it has successfully tested a cellphone station at an elevation of 21,315ft on Mount Everest |
| 2007-11-16 |
Cellphone board layout for enhanced audio |
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Although the audio functionality found in cellphones is increasing, the audio circuitry is often given the least consideration during board design. Here are tips to help ensure a well laid-out board that does not sacrifice audio quality. |
| 2007-11-12 |
Cellphone processor bundles 3G protocols |
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NXP Semiconductors' programmable vector processor enables mobile devices to support multimode and multistandard platforms as well as providing flexibility for emerging telecom standards. |
| 2007-11-01 |
Chips make charging portables safer |
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Texas Instruments offers battery charger front-end ICs that increase protection when charging a cellphone or other portable electronic device |
| 2007-10-12 |
NXP solution powers first solar cellphone |
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China's Hi-Tech Wealth has selected NXP's Nexperia Cellular System Solution 5110 for its solar-powered mobile phone, claimed to be the first of its kind to be commercialized. |
| 2007-09-25 |
TV, mobile to get a dose of Armani haute couture |
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Noted fashion designer Giorgio Armani and Samsung Electronics announced they have partnered to design a television, cellphone and other consumer electronics according to a Reuters report |
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