Cẩm nang dữ liệu không dây P19
USER APPLICATIONS
VERTICAL VERSUS HORIZONTAL The trade press is rife with conventional wisdom reports on vertical versus horizontal markets. ARDIS is known to focus only on the verticals because of its heritage and infrastructure limitations1 or its genetic differences.2 BSWD is thought to focus only on horizontals. In reality, during 1996 roughly 90% of BSWDs revenues came from vertical applications.3 CDPD carriers work for the horizontal market with credit card processing4 or Smartphone plans, but sell in the verticals, especially public safety. It is fair to say their focus is highly variable, with some exceptions: GTE is concentrating on vertical markets....
