Battery Issues Merit Attention
- Wireless Products Signal New Uses for VLDOs. Armstrong, Tony // Power Electronics Technology;Jul2005, Vol. 31 Issue 7, p38
Reports on the new uses for very low-dropout (VLDO) regulators with the emergence of portable wireless devices. Ability of VLDO to provide compact and efficient step-down conversion at low current levels; Efforts of cell phone manufacturers to design full-packed units that has longer running...
- Evolving power needs reshape battery business. // Chain Drug Review;1/6/2014, Vol. 36 Issue 1, p71
The article reports on the need for reshaping the battery business due to the demand for higher power driven by the evolution of electronics technology.
- Power Your Wireless Sensors For 40 Years. JACOBS, SOL // Electronic Design;3/7/2013, Vol. 61 Issue 3, p69
The article reports that Bobbin-type lithium-thionyl-chloride (LiSOCl) chemistry is preferred for remote wireless sensors due to its offering the highest specific energy and energy density of all current battery chemistries. For advanced two-way communications, one should combine a standard...
- Dual-mode Lilon chargers relieve thermal, noise issues. Lai, Zheren; Richey, Mark // Portable Design;May2004, Vol. 10 Issue 5, p36
Linear chargers are widely used for single-cell rechargeable LiIon batteries in handheld applications due to their simplicity, low cost, and small size. Despite all the advantages of linear charging typology, it does have its Achilles' heel: high thermal dissipation. The relatively low...
- Is the smart battery a help or deterrent? Buchmann, Isidor // Portable Design;May2004, Vol. 10 Issue 5, p36
The battery has the inherent problem of not being able to communicate with the user. Weight, color, or size cannot provide an indication of the battery's state of charge or state of health. The user is at the mercy of the battery. Help is at hand in breaking the code of silence. An increasing...
- Battery technologies for wireless sensor networking. Young, Joel // Wireless Asia;Nov2008, Vol. 11 Issue 6, p22
The article offers information on several battery technologies for wireless sensor networking, including alkaline, lithium, and nickel metal hydride (NiMH) batteries. Alkaline batteries are considered as workhorse battery that are very good for a variety of electronics applications. Lithium...
- Your Not-So-Free Phone. Rebbapraqada, Narasu // PC World;Apr2007, Vol. 25 Issue 4, p58
The article discusses the disadvantages of free cellular telephones offered by wireless carriers. The reason for this is that the phone's lithium ion battery might not go the distance. Francis Ho, manager at Citicomm Wireless, a cell phone retailer, says some batteries in the cell phones he sees...
- battling the Battery Drain. Marek, Sue // Wireless Week;1/7/2002, Vol. 8 Issue 1, p30
Addresses the problem with batteries in wireless communication systems. Information on the options being considered for extended power among wireless devices; Improvement of handset electronics as a solution to the problem with batteries; Discussion on the ways of extending battery life.
- THE QUEST FOR POWER. // Wireless Week;7/15/2003, Vol. 9 Issue 15, p1
Talks about batteries used in mobile telephones. Expectation of consumers regarding telephones; Limitation of cellular telephone batteries; Power options sought by the wireless communication industry.